--- gcc/ChangeLog 2018/04/24 17:51:19 1.1 +++ gcc/ChangeLog 2018/04/24 18:17:31 1.1.1.7 @@ -1,13233 +1,7197 @@ -Sat Feb 22 02:09:55 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Wed Nov 30 19:13:50 1994 Richard Kenner - * Version 2.0 released. + * Version 2.6.3 released. - * gcc.c (do_spec_1): Handle SPACE_AFTER_L_OPTION. - * hp320.h (SPACE_AFTER_L_OPTION): Defined. - Note: for 2.1, try making a space there on all systems. +Wed Nov 30 19:02:49 1994 Jim Wilson - * i386mach.h (perform_*): New macros, copied from i386rose.h. + * combine.c (record_dead_and_set_regs_1): Handle SUBREGs. - * Makefile.in (distclean): New target. - (realclean): Avoid duplication with self or with distclean. - (gcc.xtar.Z): Depend on gcc.xtar. - (gcc.xtar): Fixes in copying files. + * expr.c (convert_move): When emit multiword conversion, force FROM + into a new pseudo-reg if it overlaps TO. - * expr.c (do_store_flag): Don't correct CODE before where it is set. + * fold-const.c (fold_truthop): Delete BIT_AND_EXPR of constants + with masks. - * cp-parse.y (stmt): Pass pushcase_range all the args it wants. +Wed Nov 30 18:40:32 1994 Jason Merrill (jason@cygnus.com) -Fri Feb 21 18:14:52 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * alpha.h (ENCODE_SECTION_INFO): Don't do anything in g++. - * combine.c (distribute_notes): Correctly handle the case of a - REG_DEAD note for a multi-word hard register when not all of - the words are used. +Wed Nov 30 15:48:29 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Fri Feb 21 16:47:32 1992 Michael Meissner (meissner@osf.org) + * expr.c (emit_block_move): Only use movstr if size is + small enough constant or MODE is at least BITS_PER_WORD. - * mips.h (MIPS_VERSION): Change Meissner version # to 12. - (half_pic support): Move the halfpic support to halfpic.h which is - included in the decrose case, and nop the support in other MIPS - platforms. - (OPTIMIZATION_OPTIONS): Move setting caller-saves to -O2. - (OBJECT_FORMAT_COFF, EXTENDED_COFF): Define unless OSF/rose. - (INITIAL_FRAME_POINTER_OFFSET): Always recalculate the frame size, - don't rely on cached values. +Tue Nov 29 16:50:37 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * mips.c (half_pic support): Move the halfpic support to halfpic.c, - which is only compiled for OSF/rose. - (expand_block_move): Use copy_addr_to_reg instead of copy_to_reg in - case either the source or destination is an integer constant - converted to an appropriate pointer type. - (mips_debugger_offset): Use a local variable to hold function - result. + * expmed.c (expand_shift): Open-code rotate even if by a variable. + * optabs.c (init_optabs): Don't set functions for rotl and rotr. - * decrose.h (toplevel): Include halfpic.h for halfpic support. - (PTRDIFF_TYPE): Change to 'int' to match current include files. - (WCHAR_TYPE): Change to 'unsigned int' to match include files. - (INIT_SECTION_ASM_OP): Delete, since the OSF/rose assembler doesn't - support a true initialization section. +Mon Nov 28 18:53:06 1994 Dave Love (d.love@dl.ac.uk) - * encrose.h (PTRDIFF_TYPE): Change to 'int' to match current include - files. - (WCHAR_TYPE): Change to 'unsigned int' to match include files. + * Makefile.in (FLAGS_TO_PASS): Fix typo in GCC_FOR_TARGET. - * t-decrose (EXTRA_OBJS): Define as halfpic.o to provide halfpic - support. - (CONFIG2_H): Treat halfpic.h as another config file. - (halfpic.o): Add dependencies. +Wed Nov 23 17:25:43 1994 Ian Dall (dall@hfrd.dsto.gov.au) - * halfpic.h (new file): Common include file for systems needing the - OSF/rose half-pic shared library support. + * config/ns32k/{ns32k.c,ns32k.h}: Add -mhimem to + support linking above 0x20000000 boundary. - * halfpic.c (new file): Common support file for systems needing the - OSF/rose half-pic shared library support. Currently these are stub - functions. + * config/ns32k/{netbsd.h,pc532.h, ns32k.c}: Fix meaning + of BASE_REG_NEEDED. -Fri Feb 21 01:34:08 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Wed Nov 23 17:24:24 1994 Matthias Pfaller (leo@marco.de) - * dwarfout.c (location_or_const_value_attribute): Use DECL_RTL again. - Seems to be safer for the moment. - * function.c (instantiate_decls): Don't instantiate DECL_INCOMING_RTL. + * configure (ns32k-pc532-netbsd): No need for fixincludes + and libgcc1. + * ns32k/ns32k.h (CONST_COSTS): Correct range is -0x1fff to 0x2000. + * ns32k/ns32k.md (everywhere): Correct range is -0x1fffffff + to 0x20000000, others have to be loaded with movd. + Shortcircuit with TARGET_32532 as early as possible. + (movsi): Use movd to load unknown symbol values. to allow + * ns32k/ns32k.c (print_operand): Removed dead code. + * ns32k/pc532.h (TARGET_DEFAULT): Forbid usage of bitfield + instructions. - * dwarfout.c (output_mem_loc_descriptor): Handle CONST like SYMBOL_REF. +Wed Nov 23 14:09:42 1994 Jim Wilson (wilson@cygnus.com) - * collect2.c (errno): Declare if not macro. + * mips.c (mips_output_external): Exclude __builtin_next_arg from list + of used external functions. - * dbxout.c [MIPS]: Include gstab.h, not stab.h. +Wed Nov 23 13:30:52 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * dbxout.c (dbxout_symbol): No longer flush leading _ for C++ syms. + * expr.c (emit_move_insn): If splitting up into individual words + and X is a push_operand, do the push and reference top of stack. - * cp-parse.y (.hush_warning): Set $$. +Tue Nov 22 06:29:21 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * gstdarg.h: Handle _HIDDEN_VA_LIST as in gvarargs.h. + * fold-const.c (fold_convert): Don't fold conversion if it would + produce constant larger than we can support. + * emit-rtl.c (gen_lowpart_common): Do nothing if size is + greater than twice host wordsize, not just if equal. -Thu Feb 20 07:41:29 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * optabs.c (emit_no_conflict_block): Just emit the insns if + the block contains something not an INSN or has an embedded block. - * vax.c (reg_or_nxmem_operand): New function. - (split_quadword_operands): Add missing return type (void). - * vax.md (jlbc/jbc/jlbs/jbs): Handle QImode operands properly. +Mon Nov 21 18:41:42 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * caller-save.c (set_reg_live): Use mode of SUBREG to see how many - hard regs are written. + * varasm.c (output_constant): When eliminating conversions, + treat ARRAY_TYPE like a record. - * combine.c (simplify_shift_const, case IOR, AND, XOR): Perform - logic computation in RESULT_MODE, not mode of VAROP. + * m68k.md (movqi): Fix typo in push/pop case. -Wed Feb 19 18:32:05 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Mon Nov 21 17:59:07 1994 David Edelsohn - * hp320.h (PRINT_OPERAND): Support codes '$' and '&'. + * aix41.h (LINK_SPEC): New overriding defintion. - * reload1.c (reload): Add cast of enum in index. +Fri Nov 18 19:10:24 1994 Kresten Krab Thorup (krab@next.com) - * vms.h (CPP_PREDEFINES): Define __GNUC__ as 2. + * objc/object.c (class_create_instance): Replace memchr + with memset. -Wed Feb 19 21:43:36 1992 Ron Guilmette (rfg at ncd.com) +Fri Nov 18 18:53:57 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * dwarfout.c (output_mem_loc_descriptor): Deleted useless blank line. - (output_mem_loc_descriptor) Added code to handle CONSTs in DECL_RTL - expressions. - (dwarfout_finish): Added code to put a null string at the end of - the terminating .debug_macinfo section. + * cccp.c (create_definition): Allow carriage-return ('\r') + as white space in simple or empty expansion. -Tue Feb 18 18:34:13 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Fri Nov 18 18:30:40 1994 Douglas Rupp (drupp@cs.washington.edu) - * cccp.c (main): Fix typo in comment or spacing. - * dbxout.c (dbxout_block): Likewise. - * expr.c (convert_move): Likewise. - * reload1.c (emit_reload_insn): Likewise. - * rtl.h (REG_NOTES): Likewise. - * sun4o3.h: Likewise. - * ultrix.h (CPP_PREDEFINES): Likewise. - * toplev.c (flag_no_common): Likewise. - * stmt.c (layout_type): Likewise. - * gcc.c (is_linker_dir, lookup_compiler): Likewise. + * winnt/ld.c (main): Fix off-by-one error allocating sdbuff. - * sched.c (schedule_block): Comment code handling USE insns as - obsolete. +Fri Nov 18 14:16:04 1994 Chris Huey (cah@tactix.rain.com) -Tue Feb 18 14:44:49 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * Makefile.in (objc-parse.y, mostlyclean): Rename temp file + for objc-parse.y to be under 14 characters. - * c++: Run gcc in same dir as c++ was in, if exists there. - Use `exec' to run it. - New var `havefiles'; special message if no input files specified. - Pass through any unrecognized options. +Thu Nov 17 17:26:02 1994 Mark P. Gooderum (mark@good.com) - * g++: Now a link to c++. + * stddef.h: Include on NetBSD. + Check for _BSD_XXX_T_ as well as _XXX_T_. + Add _BSD_XXX_T_ to list of defines to check and define for a given + type for SIZE_T, PTRDIFF_T, and WCHAR_T. -Tue Feb 18 04:54:52 1992 david d [zoo] zuhn (zoo at lynx.spa.umn.edu) +Thu Nov 17 11:11:50 1994 Mike Collison (collison@sw.stratus.com) - * protoize.c (main): added support for -p flag, to specify which - gcc is the one to call for -fgen-aux-info support. + * dsp16xx.c (notice_update_cc): Removed reference to obsolete LSHIFT. + * dsp16xx.h (RTX_COSTS): Likewise. -Tue Feb 18 07:29:23 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu Nov 17 11:06:43 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * combine.c (try_combine): Don't clobber OTHER_INSN's PATTERN if - we aren't able to change the insn. + * alpha.c (some_operand): New function. + * alpha.h (PREDICATE_CODES): Add `some_operand'. + * alpha.md (addsi3, adddi3): For patterns valid only + during reload, allow operand 1 to be `some_operand'. - * romp.md (bit_insv): Add missing CLOBBER when making pattern to - match mftb; likewise for the DEFINE_INSN. + * flow.c (find_auto_inc): Insert missing "return" statement. -Tue Feb 18 01:03:41 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * c-common.c (print_char_table): Allow `L' for `u'. - * rs6000.h (bss_section): Set `in_section' correctly. +Wed Nov 16 19:28:46 1994 Jim Wilson (wilson@chestnut.cygnus.com) - * expmed.c (synth_mult): Count second shift for alg_compound. - Count extra shift for lea case. - * m68k.h (RTX_COSTS): Reduce cost of multiply. + * loop.c (move_movables): For move_insn case, skip notes when deleting + instructions. - * function.c (instantiate_decls): Instantiate DECL_INCOMING_RTL. +Tue Nov 15 19:29:04 1994 Per Bothner -Mon Feb 17 19:17:50 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * tree.c (staticp): A non-nested function is always static. - * a29k.md (divmodsi4, udivmodsi4): Don't use reg 180 explicitly. - Instead use 'q' constraint letter. +Tue Nov 15 19:07:00 1994 Warner Losh (imp@village.org) + + * i386/freebsd.h (NO_IMPLICIT_EXTERN_C): Define. -Mon Feb 17 16:15:02 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Tue Nov 15 18:57:46 1994 Jim Wilson (wilson@chestnut.cygnus.com) - * global-alloc.c (global_alloc): Always call `reload'. + * reorg.c (relax_delay_slots): When invert a conditional jump over a + single unconditional jump, invert the INSN_FROM_TARGET_P bit of insns + in the delay slots. -Mon Feb 17 10:38:38 1992 Jim Wilson (wilson at sphagnum.cygnus.com) + * reorg.c (redundant_insn_p): Change return type to rtx. Return the + redundant insn instead of true. + (update_reg_unused_notes): New function. + (fill_slots_from_thread): Call update_reg_unused_notes after one of + the redundant_insn_p calls. - * a29k.md (movdi define_split): Use DImode in operand_subword - calls, not DFmode. +Tue Nov 15 18:39:33 1994 Torbjorn Granlund (tege@tiny.cygnus.com) -Mon Feb 17 08:20:33 1992 Michael Tiemann (tiemann at mole.gnu.ai.mit.edu) + * expmed.c (expand_divmod, case ROUND_DIV_EXPR): Implement. + * expr.c (do_jump_by_parts_greater_rtx): No longer static. + (expand_expr): Delete code for plain `abs'. + * optabs.c (expand_abs): New function, code moved from expand_expr. + * expr.h: Declare expand_abs. - * varasm.c (assemble_external): Check that DECL is some sort of - _DECL before referencing its DECL_RTL. +Mon Nov 14 19:16:00 1994 Dennis Glatting -Sun Feb 16 13:05:36 1992 Michael Tiemann (tiemann at cygnus.com) + * fixincludes: Fixes for NextStep 3.2. Remove ``__const__'' from + sin and cos prototypes in ansi/math.h. Remove keyword ``template'' + from bfd/libc.h. Remove ``volatile'' from abort in bsd/libc.h + and abort and exit in ansi/stdlib.h. - * cp-call.c (build_method_call): Add call to `assemble_external' in - case this is the first use of FUNCTION. - * cp-class.c (build_vfn_ref): Ditto for VTBL. - * cp-decl2.c (write_vtable_entries): Ditto for FN. - * cp-init.c (build_offset_ref): Ditto for T. - * cp-typeck.c (build_function_call_real): Ditto for FUNCTION. - * cp-method.c (hack_identifier): Ditto for VALUE. Also remove - action that made call to `assemble_external' when !TREE_USED (VALUE). +Mon Nov 14 18:54:28 1994 Douglas Rupp (drupp@cs.washington.edu) - * cp-lex.c (do_identifier): Remove call to `assemble_external' when - implicitly declaring ID. + * i386/x-winnt (EXTRA_PROGRAM): Match target name. - * cp-parse.y (primary): Simplify rules for calling assemble_external. +Mon Nov 14 18:48:21 1994 Torbjorn Granlund (tege@tiny.cygnus.com) - * cp-decl.c (finish_function): For destructors, don't call - expand_expr_stmt if EXPRSTMT is VOID_ZERO_NODE. + * freebsd.h (INCLUDE_DEFAULTS): Move definition beyond + FREEBSD_NATIVE conditional. + (FUNCTION_PROFILER): Move down to make file more similar to + netbsd-i386.h. + (DEFAULT_TARGET_MACHINE, etc): Comment our this braindamage! -Sun Dec 16 23:31:54 1992 Ron Guilmette (rfg at ncd.com) +Mon Nov 14 18:46:18 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * dwarfout.c (fundamental_type_code): Deleted gunk for handling - OFFSET_TYPEs. (They are *not* fundamental types). - (fundamental_type_code): Fixed typo. - (location_attribute, const_value_attribute): Changed to take one - rtx parameter rather than one tree parameter. - (location_or_const_value_attribute): Changed to use DECL_INCOMING_RTL - rather than DECL_RTL for formal parameters. Also changed calls to - location_attribute and const_value_attribute to provide the rtl - parameter. - (fund_type_attribute): Changed to accept an actual fundamental type - code as a parameter directly. Also changed all calls correspondingly. - (type_attribute): Separated tests for ERROR_MARK and for VOID_TYPE - and added comments. - (output_unspecified_parameters_die): Changed to take one tree param - and to generate *both* an AT_name and an AT_type attribute when the - input parameter represents of function definition. Also adjusted - all calls correspondingly. + * calls.c (expand_call): If IS_CONST and VALREG == 0, end our + sequence and emit the insns. -Sun Feb 16 00:54:10 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Sat Nov 12 06:35:42 1994 Richard Kenner - * fixincludes: Add #ifndef around size_t declaration in types.h. + * Version 2.6.2 released. - * varasm.c (assemble_external): Do nothing if arg isn't a decl. +Sat Nov 12 06:35:21 1994 Torbjorn Granlund (tege@cygnus.com) - * Makefile.in (cp-parse.c): Update "expect" msg. + * expmed.c (expand_divmod, case TRUNC_DIV_EXPR): Promote signed + division by 0x80000000 to unsigned. - * next.h (CPP_SPEC): Rename -bsd to -strict-bsd. +Fri Nov 11 17:07:35 1994 Michael Meissner (meissner@osf.org) - * Makefile.in (mostlyclean): Add ld, mips-tfile, mips-tdump. + * c-common.c (decl_attributes): Add double-underscore version of + printf and scanf for format type. - * protoize.c (directory_specified_p): Don't match files in subdirs. +Fri Nov 11 16:38:04 1994 Jim Wilson (wilson@chestnut.cygnus.com) - * xm-rs6k-m.h: Renamed from xm-rs6000-mach.h. - * configure (rs6000-*-mach*): Changed accordingly. + * mips-tdump.c: Include . Delete ctime prototype. - * collect2.c (handler): No error msg here. Just resend signal. - (write_c_file): Arg to write_list... is pointer. - (do_wait): Fix typo. - (scan_prog_file for non-OSF): Preserve all underscores. +Fri Nov 11 14:16:00 1994 Holger Teutsch - * Makefile.in (install-collect2): Install gcc in libsubdir. + * clipper.md (movsi+1): Allow r->m move during reloading. -Sat Feb 15 15:26:03 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Fri Nov 11 12:40:51 1994 Richard Kenner - * varasm.c (decode_reg_name): Empty string is not a reg number. + * c-decl.c (duplicate_decls): Properly merge decls with + differing DECL_CONTEXT. - * fold-const.c (merge_component_references): NE tests against - mismatched constants forces 1, not 0, as value. + * function.c (preserve_rtl_expr_result): find_temp_slot_from_address + now used. + Don't bring the temp slot to an inner level than it was. + (assign_stack_temp): Always initialize p->rtl_expr. - * i386gas.h (ASM_OUTPUT_OPCODE): Convert repz to repe. + * m68k/mot3300g.h (SPACE_AFTER_L_OPTION): Deleted. - * collect2.c: Get rid of PROTO macro; use non-prototype decls. - Don't include gstddef.h (had conflicts). Use gstdarg.h, not stdarg.h. - (xcalloc, xmalloc): Add casts. - (do_wait): Avoid macros WTERMSIG, WEXITSTATUS missing on some machines. +Thu Nov 10 18:50:52 1994 Kresten Krab Thorup (krab@next.com) - * cp-typeck.c (default_conversion): Don't use initial value if BLKmode. + * objc/list.h: Add ifndef/define for repeated inclusion. - * objc-actions.c (finish_objc): Fix typos in last change. +Thu Nov 10 18:02:58 1994 Michael Meissner - * c-aux-info.c, dbxout.c, cccp.c (errno): Declare, if not a macro. + * c-common.c (decl_attributes): Check for attributes with leading + and trailing double underscores. - * i386.md (QI bit test recognizer): Split into separate patterns - for memory and register args. Make a scratch reg for memory. +Thu Nov 10 17:55:07 1994 Chris Metcalf (metcalf@catfish.lcs.mit.edu) -Fri Feb 14 23:39:58 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * fixincludes: Make argument type const for popen and tempnam in + stdio.h and for strdup in string.h, for OSF/1 V3.0. - * tree.c (get_identifier): Improve -Wid-clash message. + * va-alpha.h (va_arg): Add cast to void * to suppress warning. -Fri Feb 14 16:22:48 1992 Michael Collison (collison at osf.org) +Thu Nov 10 17:48:21 1994 Walter Misar (hrz.th-darmstadt.de) - * i386rose.h (CPP_SPEC): Define the macros LANGUAGE_OBJECTIVE_C and - LANGUAGE_C_PLUS_PLUS if we are compiling Objective C or C++. - (INIT_SECTION_ASM_OP): Define as .init. - (CC1PLUS_SPEC): Define it. - (LINK_LIBGCC_SPECIAL): Define this to work around linker bug. + * m68k/hp320.h (FUNCTION_{PRO,EPI}LOGUE): Don't define. + (IMMEDIATE_PREFIX, REGISTER_PREFIX): Define. -Fri Feb 14 00:38:15 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Thu Nov 10 15:04:57 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * Makefile.in (protoize.o, unprotoize.o): g++-include is under libdir. + * m68k/crds.h (FUNCTION_{PRO,EPI}LOGUE): Add code to adjust stack + when no frame pointer. + * m68k.c (output_function_epilogue): Use a1 as scratch, not a0. + * m68k/tower-as.h (FUNCTION_{PRO,EPI}LOGUE): No longer defined. + (FUNCTION_EXTRA_EPILOGUE): Define. + * m68k/tower.h (REGISTER_PREFIX, IMMEDIATE_PREFIX): Define. - * Makefile.in (enquire.o): Make the command one long line. + * i386/x-sco, i386/x-sco4 (CLIB): Add -lPW. + (ALLOCA): Delete. - * gcc.c (do_spec_1): Omit relative prefixes from -L'ing - only if RELATIVE_PREFIX_NOT_LINKDIR is defined. - * rs6000.h (RELATIVE_PREFIX_NOT_LINKDIR): Defined. + * c-common.c ({print,scan}_char_table): Allow `L' modifier + for integer output formats. + (check_format_info): Treat `ll' like `q'. - * varasm.c (assemble_external): Test TREE_EXTERNAL. + * rs6000.md (movsi): In TOC symbol case, use "la" for PowerPC. + (movdi): Handle TOC symbol just like movsi. - * jump.c (follow_jumps): If can't find chain end, return orig label + * objc-act.c (init_objc): Add missing casts to args of bcopy. + (lang_init): Ensure line number is 0, not -1. - * mot3300.h (PRINT_OPERAND): Always print 16 hex digits for a double. +Tue Nov 8 07:51:53 1994 Paul Eggert - * objc-actions.c (build_module_descriptor) [NEXT_OBJC_RUNTIME]: Ret 0. - (finish_objc): Value 0 from build_module_descriptor means no ctor. - When referencing a class_name symbol, don't output a .globl for it. - (finish_objc): Put artificial refs in text section. + * cccp.c (dump_single_macro, dump_defn_1): If -traditional, + dump macros in traditional style. This also avoids a bogus error + message if the macro uses traditional stringizing. - * cccp.c (pedwarn_with_file_and_line): Handle -w, -W. +Mon Nov 7 21:28:13 1994 Michael I Bushnell -Fri Feb 14 07:44:08 1992 James Van Artsdalen (james at bigtex.cactus.org) + * protoize.c [!POSIX]: Only define O_RDONLY and O_WRONLY if not + already defined. - * i386.c (notice_update_cc): sCOND opcodes don't change the flags. - Don't record test or compares involving stack-like regs, since - final can't omits tests or compares involving such regs correctly. +Mon Nov 7 19:33:31 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) - * i386.c (seq,sne,beq,bne): These opcodes use the state of - cc_status from before the curren insn. + * combine.c (try_combine): Update split_code after converting MULT + to ASHIFT. - * reg-stack.c (stack_reg_mentioned_p): Don't make static. +Mon Nov 7 12:26:24 1994 Torbjorn Granlund -Fri Feb 14 06:27:48 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * rs6000.md (DImode load-with-update matcher): Fix typo in MEM mode. + (compare patterns): Fix several typos, SImode => CCmode. + * sh.md (subdi3): Delete % from constraints. + * 1750a.md (subqi3): Likewise. + * clipper.md (subdi3): Likewise. + * i370.md (subqi3): Likewise. + (anonymous subqi3 matcher): Likewise. + * i860.md (subdi3): Likewise. + * dsp16xx.md (mulqi3): Fix typo in MULT mode. + * elxsi.md (one_cmplsi2): Fix typo in NOT mode. - * jump.c (jump_optimize): Disable "if (...) {... x = C;} if (x) ..." - optimization; there doesn't seem to be a way to fix it. +Mon Nov 7 12:47:37 1994 Ian Lance Taylor -Thu Feb 13 18:06:06 1992 James Van Artsdalen (james at bigtex.cactus.org) + * m68kv4.h (ASM_IDENTIFY_GCC): Use proper definition for SGS assembler. - * seq386.h (ASM_OUTPUT_OPCODE): New macro. Change "movs" into - "smov" at the start of a string move mnemonic - Sequent as(1) - doesn't handle the former. +Mon Nov 7 11:02:25 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Thu Feb 13 17:21:26 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * gcc.c (process_command): Ignore LIBRARY_PATH and LPATH if + cross-compiler. - * c-decl.c (finish_struct): Use pedwarn for pedantic warning. - (grokdeclarator): Likewise. - * c-parse.y (component_decl_list2): Likewise. +Sun Nov 6 07:23:37 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Thu Feb 13 22:11:36 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * cross-test.c (foo): Return value for BU in range for shifts. - * combine.c (make_extraction): Default modes to byte and register - size, as appopriate, when the bitfield insn doesn't exist. +Sat Nov 5 14:25:36 1994 Jim Wilson (wilson@chestnut.cygnus.com) - * a29kunix.h (LINK_SPEC): Pass default option file to gld. - (LINK_LIBGCC_SPECIAL): Define to work around gld bug. + * m68k.h (PREFERRED_RELOAD_CLASS): FP constants rejected by 'G' + are OK for class FP_REGS. - * explow.c (copy_to_suggested_reg): Try getting mode from TARGET. +Sat Nov 5 14:08:31 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * rs6000.h (ASM_FILE_END): New macro. - (EXTRA_SECTIONS): New section read_only_private_data. - (EXTRA_SECTION_FUNCTIONS): New function read_only_private_data_section. - (SELECT_RTX_SECTION): Always make non-toc data private, read-only. - (SELECT_SECTION): Put read-only data in appropriate sections. + * calls.c (store_one_arg): Preserve any temp slots whose address + may have been taken. - * jump.c (jump_optimize): Place branch in correct place when - optimizing "if (...) {... x = C;} if (x) ...". - (redirect_jump): Ensure jump's UID is within range of jump chain. - - * a29k.c (output_prologue): Correctly set LR1 when more than 64 - registers are needed. - -Wed Feb 12 22:22:46 1992 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make-cccp.com: Define link as a local symbol to avoid - possible conflict with a user defined global symbol. - - * make-cc1.com: Likewise. - -Thu Feb 13 11:05:07 1992 Michael Meissner (meissner at osf.org) - - * mips.c (make_temp_file): Store created filename into a static - file-scope variable, not an auto. - (mips_asm_file_end): Use the appropriate filename in printing - errors. - -Thu Feb 13 01:15:00 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * cccp.c (skip_if_group): Skip comments after the #. - - * cccp.c (macarg): Don't assume stringify will compress spaces. - (macroexpand): In stringify, compress space only outside tokens. - - * cexp.y (exp1): Use pedwarn for comma in #if. - - * cp-decl.c (push_binding_level, pop_binding_level): - Change `inline' to `__inline'. - - * combine.c (make_compound_operation): Undo previous change. - -Wed Feb 12 18:47:47 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * function.c (instantiate_virtual_regs_1, case IF_THEN_ELSE): - Don't special case; allow all operands to be processed. The last - two operands are nontrivial on the Vax. - -Wed Feb 12 18:58:48 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * gcc.c (do_spec_1): Only absolute prefixes turn into -L's. - (link_command_spec): Handle LINK_LIBGCC_SPECIAL. - -Wed Feb 12 18:38:29 1992 Chris Smith (csmith at convex.com) - - * convex.h (DEFAULT_CALLER_SAVES): define again, bug is fixed. - * convex.h (BRANCH_COST): Define as 0, so we won't use complex - alternatives to branches (whose expansions contain branches - on convex). - -Wed Feb 12 17:23:57 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * config.sub: Accept just `hppa' for machine. - - * Makefile.in (Install-collect2): New target. - -Wed Feb 12 13:55:24 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reorg.c (relax_delay_slots): Don't convert jump to return here. - - * configure (a29k-ultra-*): Deleted. - (a29k-*-bsd*): Merged with a29k-ultra-*. - (romp-*-mach*): Fixed typo in xmake_file name. - * xm-a29kunix.h: Renamed from xm-a29k-ult.h. - * x-a29kunix: New file. - - * reload.c (find_reloads): Don't use class from preference if it - is a single-register class. - -Wed Feb 12 13:03:16 1992 Tom Wood (wood at dg-rtp.dg.com) - - * m88k.h (FUNCTION_BOUNDARY, ASM_OUTPUT_ALIGN): Pack code tightly - when compiling crtstuff.c (flag_inhibit_size_directive). - -Wed Feb 12 10:34:09 1992 Michael Meissner (meissner at osf.org) - - * decrose.h (*_SPEC): Compress some whitespace in the specs. Also, - simpify which LANGUAGE_xxx names are defined, to be the ones uses by - the system(s). - * decstatn.h (*_SPEC): Likewise. - * iris.h (*_SPEC): Likewise. - * mips.h (*_SPEC): Likewise. - * mips-bsd.h (*_SPEC): Likewise. - * mips-news.h (*_SPEC): Likewise. - * mips-sysv.h (*_SPEC): Likewise. - -Wed Feb 12 10:34:09 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * caller-save.c (insert_save_restore): Properly check for insns that - reference CC0. - -Wed Feb 12 03:17:00 1992 Chris Smith (csmith at convex.com) - - * convex.h (DEFAULT_CALLER_SAVES): don't define, to sidestep a bug. - * convex.md (ffssi2): Comment out. - -Wed Feb 12 00:08:42 1992 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make-libgcc2.com: Do not save .s file. - - * vms.h: Wrap #include in #ifdef L__main/endif - -Tue Feb 11 21:58:42 1992 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * libgcc2.c (DO_GLOBAL_DTORS_BODY): New macro. - - * make-l2.com: New file to build libgcc2 on VMS. - - * vms.h (DO_GLOBAL_CTORS_BODY): Replacement definition. - - * vms.h (DO_GLOBAL_DTORS_BODY): Likewise. - - * make-cccp.com: Define bison and rename as local symbols to avoid - possible conflict with user defined global symbols. - -Tue Feb 11 22:17:32 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * sched.c (attach_deaths): Don't treat PIC offset table register - specially; flow.c doesn't. - - * combine.c (make_compound_operation, case AND): We can have - a (and (subreg (lshiftrt ..) ..) ..); handle same as without SUBREG. - - * Makefile.in (HOST_CLIB, HOST_ALLOCA, HOST_MALLOC, HOST_OBSTACK): New - variables to override. - (USE_HOST_*, HOST_LIBDEPS): Use HOST_PREFIX and new variables. - (HOST_LIBS): Use HOST_CLIB. - -Tue Feb 11 21:32:07 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * Makefile.in (install-common-headers): Copy byteorder.h to - compilation dir. - - * config.sub: Allow unicos as operating system. - - * m88kv4.h (INIT_SECTION_ASM_OP): Add #progbits. - - * vax.h (DYNAMIC_CHAIN_ADDRESS): New macro. - - * c++: Propagate quoted args properly. - -Tue Feb 11 16:35:01 1992 Jim Wilson (wilson at cygnus.com) - - * fixincludes: Define TERM to `unknown', to ensure that it is - valid. Otherwise, ex may fail. - * fixinc.svr4: Likewise. - -Tue Feb 11 18:04:32 1992 Michael Meissner (meissner at osf.org) - - * decrose.h (CPP_SPEC): Define the macros LANGUAGE_OBJECTIVE_C and - LANGUAGE_C_PLUS_PLUS if we are compiling Objective C or C++. - Silicon Graphics in particular uses LANGUAGE_C_PLUS_PLUS. - * decstatn.h (CPP_SPEC): Likewise. - * iris.h (CPP_SPEC): Likewise. - * mips-bsd.h (CPP_SPEC): Likewise. - * mips-news.h (CPP_SPEC): Likewise. - * mips-sysv.h (CPP_SPEC): Likewise. - - * decstatn.h (CPP_PREDEFINES): Eliminate __ versions, since - gcc will do these automatically. Eliminate LANGUAGE_C, since it is - handled in CPP_SPEC. - -Tue Feb 11 15:38:27 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * flow.c (find_basic_blocks): Don't delete labels used in non-jumps. - - * vms.h (DO_GLOBAL_CTORS_BODY): Modify the return address - only the first time __main is called. - - * fixinc.svr4: Change headers to test __STRICT_ANSI__ instead of - testing __STDC__ != 0. - - * fixinc.svr4 (mman.h): Fix backward __STDC__ conditional. - Don't add declarations of munmap and mprotect. - - * varasm.c (output_constant): Allow empty constructor for any type. - - * dwarfout.c (ASM_OUTPUT_DWARF_DATA8): Just one definition; - test WORDS_BIG_ENDIAN "at run time". - -Tue Feb 11 09:00:01 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload.c (find_reloads): Don't substitute in MATCH_DUPs if we - are not generating replacements. - -Tue Feb 11 08:45:14 1992 Tom Wood (wood at dg-rtp.dg.com) - - * m88kv4.h ({CTORS,DTORS}_SECTION_ASM_OP): Fix typo. - -Mon Feb 10 22:34:47 1992 Chris Smith (csmith at convex.com) - - * convex.h(HARD_REGNO_NREGS): define correctly for 64-bit regs - -Mon Feb 10 21:50:23 1992 Michael Meissner (meissner at osf.org) - - * mips.h (MIPS_VERSION): Change Meissner version # to 11. - (CPP_SPEC): Define the macros LANGUAGE_OBJECTIVE_C and - LANGUAGE_C_PLUS_PLUS if we are compiling Objective C or C++. - Silicon Graphics in particular uses LANGUAGE_C_PLUS_PLUS. - (FP_DBX_FIRST): Change the test so that stabs in ECOFF uses the - value 38, in addition to stabs in GAS. - - * mips.md (all function units): Make the function units simpler, and - not depend on the cpu type, to work around a memory hungry - genattrtab, which attempts to grow the data segment to than 32 - megabytes. - -Mon Feb 10 16:34:11 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * convex.h (REAL_VALUE_TRUNCATE): Obsolete definition deleted. - - * config.sub (convex-*): These are BSD, not sysv. - - * dbxout.c (have_used_extensions): New var. - (dbxout_type, dbxout_type_fields, dbxout_symbol): - Set have_used_extensions when use an extension. - (dbxout_symbol): Don't use `Tt' extension unless extensions - have been used. - -Mon Feb 10 12:28:59 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * xm-a29k-ult.h: Fix typo in placement of copyright notice. - -Mon Feb 10 05:36:45 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * dbxout.c (dbxout_type): Don't use GDB extensions if they are empty. - -Mon Feb 10 00:10:20 1992 Michael Tiemann (tiemann at cygnus.com) - - * cp-class.c (finish_struct): Use DECL_CHAIN, not TREE_CHAIN to walk - through the list of methods identified by a visibility declaration. - - * cp-cvt.c (convert_pointer_to): No longer need to abort if BINFO is - not a TREE_VEC or AGGR_TYPE node. - - * cp-parse.y (stmt): Improve error handling for try/except. - - * cp-class.c (add_method): If we create RTL for a copy of METHOD, - copy the RTL to METHOD's DECL_RTL slot. - - * cp-method.c (dump_type): Print `const' and/or `volatile' for - VOID_TYPE and REAL_TYPEs, too. - -Sun Feb 9 21:07:45 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * varasm.c (assemble_integer): Pass third arg in recursive calls. - Act appropriately if word-by-word loop doesn't finish. - - * Makefile.in (bootstrap*): Don't override value of ALLOCA. - - * dbxout.c (dbxout_symbol, dbxout_parms): Do leaf function remap - only if LEAF_REG_REMAP and only in leaf functions. - -Sun Feb 9 16:46:27 1992 Michael Tiemann (tiemann at cygnus.com) - - * cp-init.c (maybe_adjust_addr_for_delete): Build final COND_EXPR - with TREE_TYPE (addr). - -Sun Feb 9 14:20:49 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rs6000.h (rs6000_{bss,private_data,read_only}_section_name): - Add declarations. - (rs6000_text_section_asm_op): Deleted. - (ASM_FILE_START): Initialize section names and enter bss section once. - (EXTRA_SECTIONS): Add `private_data' and `bss'; - delete `global_variable'.. - (read_only_data_section): Don't form name here. - (global_variable_section): Deleted. - (private_data_section, bss_section): New functions. - (ASM_DECLARE_FUNCTION_NAME): Don't write function name with [PR]. - (ASM_OUTPUT_POLL_PROLOGUE): No longer needed. - (SELECT_{RTX_,}SECTION): Just calls data_section or - private_data_section. - (ASM_OUTPUT_LOCAL): Put in bss section. - (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Now a constant. - * rs6000.c (rs6000_text_section_asm_op): Deleted. - (rs6000_{bss,private_data,read_only}_section_name): Add definitions. - (rs6000_gen_section_name): New function. - -Sun Feb 9 08:29:21 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.h (REGNO_REG_CLASS): Use a lookup table: AIX can't handle - complex tertiary expressions. - (GO_IF_LEGITIMATE_ADDRESS): Simplify slightly for the AIX - compiler. - - * i386.c (regclass_map): New variable. Lookup array for - REGNO_REG_CLASS. - -Sat Feb 8 01:20:33 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * cp-parse.y (yyprint): Test __GNUC__, not __GNU__. - Use __inline, like everywhere else. - - * a29k.h, romp.h (OVERRIDE_OPTIONS): Deleted. - (OPTIMIZATION_OPTIONS): Defined, instead. - * rs6000.h (OPTIMIZATION_OPTIONS): New macro. - (OVERRIDE_OPTIONS): Don't change optimization. - - * final.c (leaf_renumber_regs_insn): No longer static. - * dbxout.c (dbxout_symbol, dbxout_parms): Call that. - - * c-decl.c (lookup_name): Do nothing special if type is error mark. - (grokdeclarator): Ignore putative type name whose type is error mark. - * c-parse.y (primary): If var type is error mark, return error mark. - - * c-typeck.c (build_array_ref): Return early if arg is error mark. - - * Makefile.in (test-protoize): Rule deleted. - - * stmt.c (emit_case_nodes): Handle just-left-subtree case - like just-right-subtree--delete mysterious code that tests cost_table. - - * varasm.c (decode_reg_name): Accept decimal number as reg name. - - * c-decl.c (finish_decl): If pop_obstacks goes to perm obstack, - call permanent_allocation. - - * gcc.c (link_command_spec): Use -lgcc, not libgcc.a. - -Fri Feb 7 16:56:17 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * rs6000.h (DOLLARS_IN_IDENTIFIERS): Define to zero, because the - assembler does not accept dollar signs. - -Fri Feb 7 15:36:40 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * Makefile.in (mostlyclean): Fix name of tmp-proto.1. - - * configure: Delete excess space in assignment to srcdir. - - * cp-decl2.c (DOLLARS_IN_IDENTIFIERS): Default now 1, as in C. - - * i386gas.h (ASM_OUTPUT_LOOP_ALIGN): New macro. - (ASM_OUTPUT_ALIGN_CODE): Use 16-byte boundary on 486. - - * m68k.h (TRANSFER_FROM_TRAMPOLINE): Use operands for the memrefs - to avoid dependence on assembler syntax. - -Fri Feb 7 10:26:32 1992 Michael Meissner (meissner at osf.org) - - * Makefile.in (EXTRA_OBJS): New variable for extra object files - needed when linking cc1, cc1plus, and cc1objc. - -Fri Feb 7 07:34:03 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload1.c (set_label_offsets, reload_as_needed): Recompute - num_not_at_initial_offset when we pick up offsets from offsets_at. - - * unroll.c (unroll_loop): Copy initial and final values to avoid - sharing. - - * cse.c (simplify_relational_operation): Complete last change by - correctly handling <= and >=. - -Thu Feb 6 23:57:02 1992 Michael Tiemann (tiemann at cygnus.com) - - * cp-decl.c (grokdeclarator): Invert sense of warning about - initialized extern vars, since in C++, const has funny semantics. - -Thu Feb 6 15:12:02 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * cse.c (simplify_relational_operation): Test properly for floating - equality; don't deduce this from < and >. - - * xm-mips.h (alloca): Don't define or declare if MIPS_OVERRIDE_ALLOCA. - * xm-irix4.h (MIPS_OVERRIDE_ALLOCA): Defined. - - * m68k.h (TRANSFER_FROM_TRAMPOLINE): Use explicit reg var - to avoid dependence on register name syntax. - - * mot3300.h (PUT_SDB_START_DIM, PUT_SDB_NEXT_DIM, PUT_SDB_LAST_DIM): - New macros. - (PUT_SDB_DIM): Deleted. - (PRINT_OPERAND): Handle %$ and %&. - (ASM_OUTPUT_OPCODE): Handle f%$move and f%&move. - - * gstdarg.h: If not __GNUC__, use system's stdarg.h. - -Thu Feb 6 22:36:36 1992 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * vms.h (DEFAULT_GDB_EXTENSIONS): Define as 0. - -Thu Feb 6 13:32:37 1992 Michael Meissner (meissner at osf.org) - - * mips.h (MIPS_VERSION): Set Meissner version # to 10. - (flag_half_pic, mips_branch_likely): New global variables. - (call_memory_operand): New function declaration. - (half_pic_encode_section_info): Likewise. - (mips_constant_address_p): Likewise. - (mips_debugger_offset): Likewise. - (CC1_SPEC): Make OSF/1 -pic-xxx switches to -mhalf-pic, which is - currently undergoing development. - (DEBUGGER_AUTO_OFFSET): Emit correct information if frame pointer is - omitted. - (DEBUGGER_ARG_OFFSET): Likewise. - (TARGET_SWITCHES): Add -mabicalls and -mhalf-pic switches. - (PIC_OFFSET_TABLE_REGNUM): Define as the GP register ($28). - (EXTRA_CONSTRAINT): Add 'S' constraint for half-pic references. - (CONSTANT_ADDRESS_P): Call mips_constant_address_p. - (ENCODE_SECTION_INFO): Reorder test to test optimize first, and to - call half_pic_encode_section_info if half pic. - (PREDICATE_CODES): Add call_memory_operand. - - * mips.c (flag_half_pic): New global variable to indicate to produce - half-pic output for OSF/rose. - (mips_branch_likely): New global variable to indicate the branch - should use the branch likely form of the instruction. - (mips_sw_reg_names): Use $fp instead of fp, since regdef.h no longer - defines fp. - (call_memory_operand): New function to return TRUE if the argument - is a valid MEM for a call instruction. - (mips_move_1word): Emit comment in la of half-pic addresses as a - temporary flag to put the right code down. - (mips_constant_address): New function to determine if something is a - constant address or not. Add stub code for -mhalf-pic. - (override_options): Set flag_half_pic if -mhalf-pic. - (override_options): Mark %? as valid for print_operand. - (mips_debugger_offset): New function to correct the offset for - variables and arguments if the frame pointer has been omitted. - (print_operand): %? now emits a 'l' if mips_branch_likeley is set. - (mips_asm_file_start, function_prologue): If -mabicalls, emit the - pseudo ops that the Pyramid System V.4 port seems to want. - (compute_frame_size): Reserve space for saving GP if -mabicalls. - (half_pic_encode_section_info): Stub function for encoding whether - or not to generate a half pic reference. - - * mips.md (type attribute): Add pic attribute. - (cpu attribute): New attribute to get the CPU type. - (branch_likely attribute): New attribute to say whether or not we - can use branch likely instructions. - (define_delay): Note that we can annull false branches if -mips2. - (memory function unit): Add pic in addition to load. - (various function units): Use the cpu attribute. - (branch patterns): Support branch likely instructions if -mips2. - (call, call_internal): Use call_memory_operand instead of - memory_operand. If -mhalf-pic put function address in a register. - (call_value, call_value_internal): Likewise. - - * decrose.h (INIT_SECTION_ASM_OP): Define as .init. - -Thu Feb 6 10:07:17 1992 Tom Wood (wood at dg-rtp.dg.com) - - * m88k.c (preserve_registers): Change to walk the epilogue delay - insns in the forward rather than reverse order (for reorg.c change). - -Thu Feb 6 02:54:28 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * cse.c (simplify_binary_operation, case PLUS): Don't make - a (const (plus X Y)) with X a CONST_INT. - - * fixincludes: Simplify egrep command. - -Thu Feb 6 01:11:28 1992 Mark Eichin (eichin at cygnus.com) - - * cp-lex.c (process_next_inline): if we get a "parse error at end of - saved function text", set yychar to something that - restore_pending_input will digest (if it thinks input is still - pending, it will abort, but we've already reported the problem to - the user.) - -Wed Feb 5 18:42:56 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reorg.c (fill_simple_delay_slots): When filling delay slots by - searching backward, put each new insn we find at the head of the - delay list instead of at the tail. - - * cse.c (fold_rtx): When associating operations, avoid infinite - recursion if the new expression contains our operand. - -Wed Feb 5 21:18:06 1992 Mark Eichin (eichin at cygnus.com) - - * cp-decl.c (globalize_nested_type): If the type isn't found at all, - this is an anonymous forward reference, so permit it. - Abort if type is already globally defined. - -Wed Feb 5 18:01:12 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * varasm.c, hp800.h, i386.h, m88k.h, mips.h, romp.h, vms.h: - (ENCODE_SECTION_INFO): Renamed from ENCODE_SEGMENT_INFO. - - * sparc.md (nonlocal_goto): Copy static chain into - virtual_stack_vars_rtx, not frame pointer itself. - (nonlocal goto return recognizer): Jump to %o0+0. - - * toplev.c (main): Fix test for -Wid-clash. - -Wed Feb 5 16:58:15 1992 Ron Guilmette (rfg at ncd.com) - - * dwarfout.c (dwarfout_init): Add two words containing the starting - and ending address of the .text section for this compilation unit to - the special initial entry in the .debug_srcinfo section. - -Tue Feb 4 14:51:16 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * dbxout.c (dbxout_symbol): Handle DBX_OUTPUT_CONSTANT_SYMBOL. - (dbxout_block): Handle DBX_OUTPUT_CATCH. - - * cccp.c (lookup_import, add_import, do_include): - Use bcmp and bcopy to access st_ino and ->inode fields. - - * dbxout.c (dbxout_init): Pass syms to DBX_OUTPUT_STANDARD_TYPES. - - * fold-const.c (operand_equal_p): Check that modes match. - (comparison_equiv_p): New function. - (fold): Use that when converting ?: to min_expr or max_expr. - - * c-common.c (c_expand_expr_stmt): Test for ERROR_MARK as type. - -Tue Feb 4 12:03:26 1992 Michael Tiemann (tiemann at cygnus.com) - - * stmt.c (expand_end_case): Don't crash if function called - is not an ADDR_EXPR. - -Tue Feb 4 14:17:22 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * expr.h ({float[sd]i[sd]f,fix[sd]f[sd]i,fixuns[sd]f[sd]i}_libfunc): - New declarations. - * optabs.c: Define them. - (expand_float, expand_fix): Use them instead of making a new - SYMBOL_REF each call. - (init_optabs): Initialize them. - -Tue Feb 4 00:27:35 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * Makefile.in (protoize.1, unprotoize.1): Rename temp files < 14 chrs. - - * cccp.c (skip_if_group): Make unknown cmd name a pedantic warning. - -Mon Feb 3 18:10:41 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * romp.h (LEGITIMATE_CONSTANT_P, ENCODE_SEGMENT_INFO): Use - SYMBOL_REF_FLAG. - - * x-romp-mach: New file. - * configure (romp-*-mach*): New alternative. - -Mon Feb 3 16:43:55 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * cp-typeck.c (warn_for_assignment): Print arg num in origin 1. - - * sparc.md (nonlocal_goto trap recognizer): Fix opcode spelling. - - * function.c (fix_lexical_addr): Properly search for correct display. - - * romp.h (OVERRIDE_OPTIONS): Don't set flag_omit_frame_pointer. - -Mon Feb 3 11:11:58 1992 Michael Tiemann (tiemann at cygnus.com) - - * gcc.c (@c++-cpp-output): Delete extraneous "}}}" at the end of the - rule. - -Mon Feb 3 11:38:19 1992 Ron Guilmette (rfg at ncd.com) - - * dwarfout.c (dwarfout_init): Generate an initial 2-word entry in the - .debug_srcinfo section containing the addresses of the starts of the - .line and .debug_sfnames sections. Generate it after the initial entry - for the .line section. - - * dwarfout.c [DWARF_TIMESTAMPS]: Ensure time_t and time declared. - (dwarfout_init): Make third word of initial .debug_srcinfo entry be - the compilation date/time if DWARF_TIMESTAMPS is defined, or else -1. - - * dwarfout.c (dwarfout_init): Output compilation directory name as - the first thing in the .debug_sfnames section. - -Mon Feb 3 04:12:51 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * Makefile.in (install-dir): `parent' is a shell variable. - -Mon Feb 3 09:43:51 1992 Tom Wood (wood at dg-rtp.dg.com) - - * m88k.h (EXTRA_SECTIONS): Use init and fini sections from svr3.h, - but only when using svr3.h. - -Sun Feb 2 19:50:29 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.h (ADDRESS_COST): New macro. - -Sun Feb 2 17:08:47 1992 Michael Meissner (meissner at osf.org) - - * mips.c (simple_memory_operand): Don't recognize references to - variables in .sdata or .sbss, which has the effect of not putting - stores into delay slots. This fixes a bug and also doesn't temp the - MIPS linker from trying to put 4 instructions into the delay slot - when it rewrites the function as a PIC function. - -Sun Feb 2 16:58:11 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Do ON_EXIT last. - - * Makefile.in (install-dir): Create the parent of mandir if nec. - - * real.h (REAL_VALUE_TRUNCATE): sizeof says what cast to float does. - - * dbxout.c (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY): New parameter macro. - (DBX_OUTPUT_MAIN_SOURCE_FILENAME, DBX_OUTPUT_SOURCE_FILENAME): - (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise. - These are used in place of ASM_... - * newpbb.h (DBX_OUTPUT_MAIN_SOURCE_FILENAME): Macro renamed. - (DBX_OUTPUT_SOURCE_FILENAME): Likewise. - * next.h (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY): Macro renamed. - (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise. - -Sun Feb 2 12:51:54 1992 Michael Tiemann (tiemann at cygnus.com) - - * cp-typeck.c (build_component_ref_1): Call `compute_visibility' - with a BASETYPE_PATH, not a TREE_LIST. - - * cp-class.c (build_vtable_entry): Apologize if we cannot build a - proper vtable because of builtin liminations. - -Sun Feb 2 07:30:08 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload.c (combine_reloads): Don't combine two reloads with different - secondary reloads; copy secondary reload to combined reload. - - * cse.c (cse_main): PIC_OFFSET_TABLE_REGNUM is not clobbered by calls - if -fpic or -fPIC. - * reorg.c (mark_target_live_regs): Likewise. - * sched.c (attach_deaths): Likewise. - - * flow.c (find_basic_blocks): Don't separate a CALL_INSN from - following CLOBBER insns. - - * function.c (use_variable, use_variable_after): Don't interpret - reference to internal arg pointer as variable-sized object. - (expand_function_start, expand_function_end): Add USE for virtual - arg pointer if stupid alloc and it is not the real arg pointer. - - * flow.c (insn_dead_p, mark_set_1, mark_used_regs): Don't treat - ARG_POINTER_REGNUM specially if it isn't fixed. - * sched.c (attach_deaths): Likewise. - * reorg.c (mark_target_live_regs): Likewise; also make set of regs - clobbered on call agree with cse and flow. - - * function.c (fix_lexical_addr): Rework to look for AP references - using internal_arg_pointer; make some related cleanups. - * expr.c (expand_expr, case VAR_DECL, SAVE_EXPR): Treat - inline_function_decl just like current_function_decl. - * stmt.c (expand_end_bindings): When restoring arg pointer, restore - into the virtual form so we will subtract the proper offset, since - the saved value includes the offset. - -Sat Feb 1 14:41:34 1992 Ken Raeburn (Raeburn@Cygnus.COM) - - * cp-pt.c (end_template_decl): For method template, no longer call - popclass; it isn't needed any more. If after processing template - we're not at the global binding level, throw away any other binding - levels, rather than aborting. Also deleted some other unused code. - -Sat Feb 1 09:13:47 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * xm-rs6000-mach.h, rs6000-mach.h: New files. - * configure (rs6000-*-mach): New option. - -Sat Feb 1 00:57:24 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.c: Include tree.h - (symbolic_operand): New predicate function. - (symbolic_reference_mentioned_p): New function. - (legitimize_pic_address,emit_pic_move): New functions. - (function_prologue): Delete unused variable nregs. - If the PIC reg is used, save the old contents and initialize with - a pointer to the GOT. - (simple_386_epilogue): Count the PIC reg if it is used. - (function_epilogue): Delete unused variable "insn". Restore the - original contents of the PIC reg if it was used. - - (output_pic_addr_const): New function to handle PIC symbol - reference suffixes. - (print_operand_address): Use that if flag_pic is true. - (print_operand): Likewise. Don't print a prefix in front of any - constant if the 'P' code is used. - - (output_387_binary_op): abort if the op is not one we handle. - - (maximum_field_alignment): New variable. - (handle_pragma_token): New function. Handle `weak' and `pack'. - - * i386.h (CONDITION_REGISTER_USAGE): New macro. Mark PIC reg as - fixed and call used if flag_pic is true. - (PIC_OFFSET_TABLE_REGNUM): New macro. - (FUNCTION_PROFILER): Output PIC compatible code if flag_pic. - (INITIAL_ELIMINATION_OFFSET): Count the PIC reg if it is used. - - (GO_IF_LEGITIMATE_ADDRESS): If flag_pic is true, reject bare - label or symbol references, but allow constant pool references. - In all cases, don't bother to check for a constant as the first - operand of a PLUS. - (LEGITIMIZE_ADDRESS): Call legitimize_pic_address for symbolic - references if flag_pic is true. In all cases, HImode regs are not - valid memory pointers. - (LEGITIMATE_PIC_OPERAND): New macro. - (SYMBOLIC_CONST): New macro. - (ENCODE_SEGMENT_INFO): New macro to notice static variables. - (CONST_COSTS): Symbolic constants cost more if flag_pic is true. - - * i386.md (movsi): Use define_expand. Call emit_pic_move for - symbolic constants if flag_pic is true. - (divmodM4,udivmodM4): Change predicates so that only regs are - allowed in operands that can't be a mem. Avoids reload - congestion. - (indirect_jump): Allow any reg or mem as operand, not just reg 0. - (casesi): New insn, only used if flag_pic is true. - (call,call_pop,call_value,call_value_pop): Use define_expand to - record if this function ever emits a call, which will implicitly - use the PIC address register. - - * svr4.h (SELECT_SECTION): Any item whose initial value involves - linker relocation must go in the data section if flag_pic is true. - - * i386v4.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output in PIC style. If - flag_pic is false, ADDR_DIFF_VECs are not output and this is not - used. - (JUMP_TABLES_IN_TEXT_SECTION): New macro. - - (WEAK_ASM_OP,DEF_ASM_OP): New macros. - (maximum_field_alignment): New variable. Declare here. - (PCC_BITFIELD_TYPE_MATTERS): New macro. Value depends on - maximum_field_alignment. - (BIGGEST_FIELD_ALIGNMENT): New macro. Likewise. - (HANDLE_PRAGMA): New macro. - (ASM_OUTPUT_ALIGNED_LOCAL): New macro. - -Sat Feb 1 00:15:41 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * flow.c (flow_analysis, find_basic_blocks): - If have nonlocal labels, calls end basic blocks. - Each call can jump to each nonlocal label. - Pass extra arg to find_basic_blocks. - * function.c (nonlocal_label_rtx_list): New function. - - * dbxout.c (dbxout_init): Vars wd and wd_gotten moved to top level - and renamed to cwd and cwd_gotten. - - * c-decl.c (start_function): -Wmissing-prototypes warns if static - function was previously used without a prototype. - - * loop.c (find_and_verify_loop): Initialize uid_loop_num[0]. - (loop_optimize): Give up fast if no loops. - - * stmt.c (expand_end_bindings): Don't adjust fp in nonlocal goto hndlr - if there is a nonlocal_goto insn. - - * Makefile.in (cccp.o): Use just libdir in GPLUSPLUS_INCLUDE_DIR. - - * gcc.c (do_spec_1): Supply missing arg in some recursive calls. - -Fri Jan 31 21:50:03 1992 Jeffrey A. Law (law at wombat.gnu.ai.mit.edu) - - * m68k.h (OVERRIDE_OPTIONS): -fPIC is only supported on the 68020 - and later cpus. Give an error if -fPIC is tried on a 68000. - -Fri Jan 31 21:39:33 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * flow.c (find_auto_inc): If emitting a move insn in front of the - first insn in a block, update basic_block_head. - - * caller-save.c (init_caller_save): Correctly check for case where the - save or restore insns aren't recognized. - -Fri Jan 31 21:02:35 1992 Mark Eichin (eichin at cygnus.com) - - * cp-decl.c (pushtag): when calling pushdecl, if we're in a - class_binding_level just do a pushdecl_class_level. Otherwise - pushdecl gets called multiple times on class-nested enums, which - short circuits the name list in the global_binding_level. - -Fri Jan 31 00:14:20 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * stmt.c (expand_goto): Use nonlocal_goto pattern if it exists. - * sparc.md (nonlocal_goto): New pattern. - Also nameless pattern for the special trap insn. - - * gcc.c (S_ISDIR): Add default definition. - - * function.c (expand_function_end): - Set up arg_pointer_save_area at start of function. - - * c++: Accept -nostdlib, not -nostinc. - - * va-sparc.h: If GCC v1, define __extension__ as nothing. - * va-i860.h, va-pyr.h, va-spur.h: Likewise. - - * cp-class.c (finish_struct): Fill in DECL_ALIGN of vtable field. - - * regclass.c (reg_class_record): - Don't follow indirect loops in constraints. - - * function.c, expr.h (current_function_internal_arg_pointer): New var. - * function.c (assign_parms): Set it. - (push_function_context, pop_function_context): Save and restore it. - * expr.c (expand_builtin): Use it. - * function.h (struct function): New slot to save it in. - - * cse.c (cse_main): Calls do clobber arg pointer if not fixed. - - * hp320.h (HAVE_ATEXIT): New definition. - - * Makefile.in (ALL_CPPFLAGS): New variable. - Use in all compile steps instead of CPPFLAGS. - (X_CPPFLAGS, T_CPPFLAGS): New vars, used in ALL_CPPFLAGS. - * x-vax (X_CPPFLAGS): Use this instead of X_CFLAGS. - - * stmt.c (expand_end_bindings): Fix typo. - -Fri Jan 31 12:15:09 1992 Ron Guilmette (rfg ay ncd.com) - - * dwarfout.c (LINE_LAST_ENTRY_LABEL): Definition added. - (dwarfout_finish): Put a label on the last .line section entry. - (dwarfout_finish): Make first word of final .debug_srcinfo record - contain the offset of the final .line section entry. - -Fri Jan 31 10:31:44 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * cp-tree.c (__eprintf): Make definition match assert.h - declaration. - -Thu Jan 30 23:17:11 1992 Per Bothner (bothner at cygnus.com) - - * c++: The flags -c, -S, or -E suppress passing -lg++ - to gcc. (Otherwise, gcc prints a warning.) - -Thu Jan 30 21:10:02 1992 Ron Guilmette (rfg at ncd.com) - - * dwarfout.c (dwarfout_init): Fix generation of initial .debug_aranges - entry to be Dwarf Version 1 compliant. - -Thu Jan 30 15:51:27 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * i386sun.h (LINK_SPEC): Delete useless %{-Bstatic} term. - * sun2o4.h (LINK_SPEC): Likewise. - * sun3.h (LINK_SPEC): Likewise. - * sparc.h (LINK_SPEC): Delete useless %{Bstatic} term. - - * cccp.c (default_include): Delete use of obsolete - NO_STANDARD_INCLUDE_DIR macro. - * protoize.c (default_include): Likewise. - - * Makefile.in (libgcc1.null): Delete dummy.o and dummy.c. - -Thu Jan 30 15:34:06 1992 Michael Meissner (meissner at osf.org) - - * gstdarg.h: Include va-mips.h on MIPS systems. - - * va-mips.h (va_start): Provide alternate definition when included - via stdarg.h. - (va_arg): Use __alignof(...) instead of sizeof(...) to determine - whether or not to dword align the argument pointer. - -Thu Jan 30 13:06:36 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * Makefile.in (install-common): Get c++ and g++ from srcdir. - - * i860.h (FIXED_REGISTERS): Arg pointer is no longer fixed. - - * assert.h (__eprintf): Add const to string args in GCC ANSI case. - - * Makefile.in (cccp.o, protoize.o, unprotoize.o): - Define LOCAL_INCLUDE_DIR based on $(prefix). - - * stmt.c (expand_end_bindings): Arg pointer needs no special - treatment if not fixed. - - * cp-parse.y, c-lex.c (yyerror): - Avoid sign-extension of characters in error messages. - -Thu Jan 30 11:39:56 1992 Ron Guilmette (rfg at ncd.com) - - * dwarfout.c (dwarfout_finish): Fix generation of .debug_pubnames - terminating entry to be 4-bytes of zero followed by a null string. - -Thu Jan 30 09:30:19 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rs6000.c (ccr_bit): Fix typo causing reference to possibly - undefined operand. - - * rs6000.h (ASM_SPEC): Remove until new AIX assembler is available. - (ASM_OUTPUT_POOL_PROLOGUE): Add missing "." in csect name. - (ENCODE_SEGMENT_INFO): Deleted. - (ASM_OUTPUT_EXTERNAL): Move code from ENCODE_SEGMENT_INFO here, - using permalloc instead of putting name into saveable_obstack. - Re-enable macro. - (ASM_OUTPUT_EXTERNAL_LIBCALL): Re-enable. - -Wed Jan 29 21:50:26 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rs6000.h (ASM_SPEC): Add -u, now require new /bin/as for AIX. - (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): No longer needed. - - * rs6000.h (ENCODE_SEGMENT_INFO): New macro; add [RW] or [DS] to name. - (RS6000_OUTPUT_BASENAME): New macro. - (ASM_OUTPUT_*): Use it instead of assemble_name when required. - (ASM_OUTPUT_POOL_PROLOGUE): Remove trailing [RW] or [DS]. - * rs6000.c (print_operand, case 'z'): New case, for name in CALL_INSN. - (output_toc): Use RS6000_OUTPUT_BASENAME instead of assemble_name - for toc entry name. - * rs60000.md (call): Use %z. - -Wed Jan 29 17:17:42 1992 Michael Tiemann (tiemann at cygnus.com) - - * cp-init.c (build_member_call): Fix bug involving static members - that are function pointers. - -Wed Jan 29 13:25:18 1992 Tom Wood (wood at dg-rtp.dg.com) - - * gcc.c (do_spec_1): For %D, only add -L options that are relevant. - (is_linker_dir): Determine if a -L option is relevant. - -Wed Jan 29 00:57:55 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * configure: Turn ns32k alternatives back on. - - * Makefile.in (getopt.o, getopt1.c): Join two lines into one. - - * x-i386v4, x-i860v4 (GCC_CFLAGS): Add missing `-B./'. - - * reload.c (find_dummy_reload, push_reload): Don't reuse dying input - reg as a reload if it is a fixed reg. - - * c-tree.h (C_MISSING_PROTOTYPE_WARNED): Deleted since unused. - -Wed Jan 29 00:42:34 1992 Tim Moore (moore at fast.cs.utah.edu) - - * hp800.c (print_operand): Handle INSN_ANNULLED_BRANCH_P in '*' - operand type. - * hp800.h (DEFAULT_GDB_EXTENSIONS): Define as 0. - * hp800.md (cmpsi): Change arith_operand to arith5_operand. - (bCC patterns): Delete pattern that matches a compare with a - constant first operand. Change arith_operand to arith5_operand. - (fp branches): Change type to cbranch. - - * function.c (assign_parms): Set current_function_arg_offset_rtx - correctly for ARGS_GROW_DOWNWARD. - * gstdarg.h: Include va-hp800.h. - * va-hp800.h: Complete rewrite. - -Tue Jan 28 17:04:38 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * varasm.c (make_decl_rtl): Delete unused var `i'. - - * c-convert.c (convert_to_pointer): - Abort if no integer type is as wide as a pointer. - - * gcc.c (default_compilers, .i case): Add error message for -pg - and -fomit-frame-pointer incompatibility. - - * Makefile.in (install-common): Install c++ and g++ shell scripts in - bindir. - -Tue Jan 28 15:44:10 1992 Michael Collison (collison at osf.org) - - * x-encrose (OLDCC): changed to $(GNU_ROSE_BIN)/gcc - - * ns32k.h: Added trampoline code. - -Tue Jan 28 14:19:52 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rtl.def (UNSPEC, UNSPEC_VOLATILE): New RTL codes. - * cse.c (canon_hash): UNSPEC_VOLATILE operations are volatile. - * loop.c (invariant_p): Likewise. - * reorg.c (mark_referenced_resources): Likewise. - * sched.c (sched_analyze_2): Likewise. - * rtlanal.c (volatile_refs_p, side_effects_p, may_trap_p): Likewise. - (reg_referenced_p): Support UNPEC and UNSPEC_VOLATILE. - -Tue Jan 28 11:50:35 1992 Michael Meissner (meissner at osf.org) - - * mips.c (toplevel): Add include of , since isdigit is - used. - -Tue Jan 28 05:47:08 1992 Michael Tiemann (tiemann at cygnus.com) - - * cp-decl.c (xref_tag): Addition to eichin's Jan 25 change. If REF - is extant, and it's seen in the global scope outside of - CLASS_BINDING_LEVEL, set its IDENTIFIER_GLOBAL_VALUE if NULL. - - * cp-class.c (pushclass): Forcibly remove any remnants of incomplete - type that was previously pushed. - - * cp-decl.c (various places): Remove all error messages about C++ - constructs being invalid in C language context; extern "C" is a - linkage specifier--no more. - - * cp-method.c (dump_type_prefix,dump_type): Never need to output - `unsigned' since its always part of an unsigned integer type name. - (build_overload_name): Change test for unsigned to use - `unsigned_type' instead of examining TREE_UNSIGNED. - - * cp-call.c (ideal_candidate): Don't convert PARMS in place if - BASETYPE is NULL_TREE. - -Tue Jan 28 02:21:31 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * c-decl.c (grokdeclarator): Use `auto' for nested fn fwd decls. - - * g++: New file. - - * fixincludes: - Convert machine names in #if's to have underscores. - Fix specific files stdlib.h, locale.h, hsfs/... for Sunos 4.1. - * fixinc.svr4: Convert machine names in #if's to have underscores. - - * gcc.c (do_spec_1): For %D, also make -L's for startfile_prefix. - Also append the machine - - * fold-const.c (fold_convert): Properly handle real-to-real case. - - * configure (i486-*-sysv4*): New alternative. - -Tue Jan 28 00:37:24 1992 Ron Guilmette (rfg at ncd.com) + * real.c (GET_REAL, PUT_REAL): Cast args to bcopy to char *. + * reload1.c (reload): Likewise. + * i386.c ({save,restore}_386_machine_status): Likewise. + * reg-stack.c (subst_asm_stack_regs): Likewise. + (BLOCK_NUM): Rework to avoid cast of abort to int *. + (find_blocks): Don't use BLOCK_NUM on lhs. + (reg_to_stack, record_arg_reg_life): Cast arg to bzero to char *. - * dwarfout.c (location_attribute): Fix handling of objects which - were optimized out of existance for Dwarf Version 0 compliance. +Sat Nov 5 08:29:45 1994 Paul Eggert -Tue Jan 28 00:42:57 1992 James Van Artsdalen (james at bigtex.cactus.org) + * cccp.c (rescan): Do not preserve newlines after macro name + if rescanning a macro expansion. Instead, preserve them if + not outputting marks. - * Makefile.in (mostlyclean): Delete stack dump files too. +Fri Nov 4 17:25:29 1994 John David Anglin (dave@hiauly1.hia.nrc.ca) -Mon Jan 27 18:26:27 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * vax.c: Include tree.h and VMS-specific functions #ifdef VMS_TARGET. + * vms.h (VMS_TARGET): Define. - * rs6000.h (HAVE_ATEXIT, NO_DOLLAR_IN_LABEL): Now defined. +Fri Nov 4 17:19:30 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Jan 27 13:32:51 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * bi-arity.c (main): Cast enum to char in output. + * bc-emit.c (bc_emit_bytecode): Add missing cast. - * libgcc2.a (L_exit): Declare __CTOR_LIST__ and __DTOR_LIST__ - with length 2; get rid of __CTOR_END__ and __DTOR_END__. - (L_ctor_list, L_dtor_list): New library members. +Thu Nov 3 18:55:42 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cccp.c (main): Add terminating null, then call trigraph_pcp. + * Makefile.in (c-parse.o, c-lex.o): c-parse.h is in $(srcdir). - * fixincludes, fixinc.svr4: Fail unless an arg was given. - * Makefile.in (install-fixincludes): Pass output dir as argument. +Thu Nov 3 18:11:56 1994 John F Carr (jfc@mit.edu) - * Makefile.in: Renamed libgcc[12] to libgcc[12].a. - Likewise for tmplibgcc[12]. + * rs6000.md (movsi): New alternative for SYMBOL_REF source operand. + * rs6000.c (print_operand): New code '*' to print TOC register number. + (input_operand): Allow address of TOC entry. + * rs6000.h (EXTRA_CONSTRAINT): 'R' matches a SYMBOL_REF for TOC entry. + (PRINT_OPERAND_PUNCT_VALID_P): Recognize '*'. + (PREDICATE_CODES): input_operand can now match SYMBOL_REF. - * toplev.c (rest_of_decl_compilation): Treat all fcns as if external. +Thu Nov 3 18:03:24 1994 Jason Merrill (jason@phydeaux.cygnus.com) - * Makefile.in (TAGS): Do the work in srcdir. - Include c-parse.h in files to move. + * cccp.c: TOOL_INCLUDE_DIR is not C++-aware. -Mon Jan 27 10:54:24 1992 Jim Wilson (wilson at sphagnum.cygnus.com) +Thu Nov 3 17:23:30 1994 Jim Wilson (wilson@chestnut.cygnus.com) - * cccp.c (get_filename): Don't pass -1 file descriptor to close. + * mips.c (mips_output_external): Exclude alloca from list of + used external functions. -Mon Jan 27 00:26:33 1992 Michael Tiemann (tiemann at cygnus.com) +Tue Nov 1 19:19:41 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-decl.c (start_function): Preserve TREE_TYPE of RESULT_DECL, in - case we have a named return value. - (finish_function): Restrict the cases under which we build - `no_return_label'. Use CURRENT_FUNCTION_RETURN_VALUE to eliminate - the generation of needless cleanups when functions end with a return - stmt. No longer zeros out CLEANUP_LABEL. Also, call `emit_jump' - instead of `expand_null_return' in case NO_RETURN_LABEL is - non-NULL. + * Version 2.6.1 released. - * cp-decl2.c (grokfield): Don't specially hack static member - function names. +Tue Nov 1 18:51:00 1994 Torbjorn Granlund (tege@cygnus.com) - * cp-except.c (cplus_expand_raise): Test correct predicate that we - have a non-null value return. - (cplus_expand_{throw,reraise}): Ditto. + * pa.md (add_high_const): Add missing mode for PLUS. - * cp-typeck.c (c_expand_return): Handle case where named return - value has incomplete type. +Tue Nov 1 18:39:53 1994 Stephen L Moshier (moshier@world.std.com) -Sun Jan 26 20:50:55 1992 Michael Tiemann (tiemann at cygnus.com) + * cse.c (simplify_unary_operation, case TRUNCATE): Set LV and HV. - * cp-parse.y (LC): Fix rule to use `push_obstacks_nochange'. - (structsp): Use `pop_obstacks'. +Tue Nov 1 18:36:23 1994 Pat Rankin (rankin@eql.caltech.edu) -Sun Jan 26 17:39:15 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * vax.c (struct extern_list): Put code back outside of #ifdef VMS. + (vms_check_external, vms_flush_pending_externals): Likewise. - * c-parse.y (LC): Use push_obstacks_nochange and always call - end_temporary_allocation. - (structsp, template_instantiate_once): After LC, use pop_obstacks. +Mon Oct 31 16:18:12 1994 Michael Meissner - * c-decl.c (grokdeclarator): - Static function decl within a function is not external. + * i386/i386.md (movsf, movdf, movxf): If we are moving floating + point constants to a non-memory location that aren't 0 or 1, + assume we need the pic register if -fpic. -Sun Jan 26 08:14:53 1992 Michael Meissner (meissner at osf.org) +Mon Oct 31 13:26:45 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) - * mips.h (MIPS_VERSION): Bump meissner version # to 9. - (enum processor_type): Delete PROCESSOR_R2000, since a r2000 - schedules just like a r3000. - (mips_isa, mips_isa_string, mips_cpu_string): New global variables. - (MD_EXEC_PREFIX): If not defined, define as "/usr/lib/cmplrs/cc/". - (TARGET_SWTICHES macros): Move setting the processor from - TARGET_SWITCHES to TARGET_OPTIONS. Also, delete the -mfixed-ovrfl - switch, and move -mwc8/-mwc16 to not use any bits, since we can't - support these in GCC 2.00. Readjust the positions the bits are in. - (TARGET_OPTIONS): Define to add switches -mcpu=x to set which - processor type to schedule for, and -mipsx to specify the - instruction set architecture level. - (BRANCH_LIKELY_P): New macro, true if MIPS ISA >= 2. - (HAVE_64BIT_P): New macro, true if MIPS_ISA >= 3. - (HAVE_SQRT_P): New macro, true if MIPS_ISA >= 2. - (BRANCH_COST): Define as 2 if r4000/r6000, 1 otherwise. - (ASM_OUTPUT_SKIP): Eliminate OSF/1 gas work around. + * sparc.h (GO_IF_LEGITIMATE_ADDRESS): Don't allow TFmode LO_SUM. + * sparc.md (movtf+3): Disable pattern. - * mips.c (mips_isa, mips_isa_string, mips_cpu_string): New global - variables. - (print_options): Print CPU and ISA level. - (override_otpions): Handle TARGET_OPTIONS setting cpu and ISA. - (override_options, print_operand): %: is no longer supported, since - -mfixed-ovfl is eliminated. +Mon Oct 31 08:11:47 1994 Doug Evans - * mips.md (type attribute): Add fsqrt. - (all define_function_units): Redo, to add full r6000 and r4000 - support, and to use the default case in case another processor type - is added. Also, tests against PROCESSOR_R2000 eliminated. - (add, subtract patterns): Delete use of %:. - (sqrtdf2, sqrtsf2): Define if the MIPS ISA >= 2. + * expr.c (expand_expr, COND_EXPR case): Don't use original target as + a temp if it's a volatile mem ref. Finish previous patch (don't + expand "X ? A & 1 : A" as "A & (X != 0)"). - * decrose.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define these to - use the defaults on the OSF/1 reference platform. - (i386rose.h): Likewise. +Mon Oct 31 08:07:09 1994 Pat Rankin (rankin@eql.caltech.edu) -Sun Jan 26 07:58:00 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * vax.c: Include tree.h #ifdef VMS. + (struct extern_list): Move inside #ifdef VMS; add SIZE and IN_CONST + fields; make `extern_head' static; add second list head. + (vms_check_external): Move inside #ifdef VMS; give new args; maintain + list of both pending external symbols and previously defined ones. + (vms_flush_pending_externals): New function. + * vax/vms.h (ASM_GLOBALIZE_LABEL): Pass new args to vms_check_external. + (ASM_OUTPUT_EXTERNAL): Just call vms_check_external. + (ASM_{,FINISH_}DECLARE_OBJECT_NAME, ASM_FILE_END): Define. - * cse.c (cse_insn): Don't call insert_regs on a SUBREG. - When scanning table for SUBREG assignment, ignore invalid entries. +Mon Oct 31 08:00:59 1994 Michael Gschwind (mike@vlsivie.tuwien.ac.at) - * cse.c (cse_insn): When looking for first non-deleted entry in - table, start by scanning backwards from the deleted entry. + * pdp11.h (TARGET_SWITCHES): Add -split and -no-split. + (TARGET_SPLIT, TARGET_NOSPLIT): New macros. + (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Abort if -split. - * function.c (assign_parms): Set current_function_return_rtx - unconditionally. - (expand_function_start): Don't set it here. +Mon Oct 31 07:53:34 1994 Warner Losh -Sat Jan 25 06:44:16 1992 Mark Eichin (eichin at cygnus.com) + * i386/x-freebsd (CLIB): Add definition. - * cp-decl.c (set_identifier_local_value): New function. Clone of - set_identifier_type_value, but uses level->shadowed instead. Only - used in pushdecl, where the non-global install was previously - setting the local value directly which "stuck" and didn't get - cleared the next time through. - (pushdecl): use set_identifier_type_value so that the local value - actually gets erased when we leave this level. Changed code that - checks for global_binding_level to recognize that if - class_binding_level is set, we're not in the global one. - (poplevel_class): restore shadowed list too, like poplevel does. - (print_binding_level): added no_print_functions and - no_print_builtins variables to eliminate clutter while trying to - debug binding level problems. +Mon Oct 31 07:49:17 1994 Jeffrey A Law -Fri Jan 24 18:03:36 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * reorg.c (mark_set_resources): Properly handle SUBREGs. - * tree.c (pop_momentary): Don't reference freed stack entry. +Mon Oct 31 07:24:32 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Fri Jan 24 14:20:05 1992 Michael Tiemann (tiemann at cygnus.com) + * expr.c (expand_expr, case COMPONENT_REF): Don't extract + field from a CONSTRUCTOR if it already has a TREE_CST_RTL. + (expand_expr, case ADDR_EXPR): Call mark_temp_addr_taken + on the temporary made when operand needs to be stored into memory. + * function.c (preserve_temp_slots): Preserve anything whose + address was taken when X is zero. - * cp-parse.y (stmt): Call `define_case_label' for default label. - * cp-decl.c (current_function_return_value): New variable. - (define_{case_}label): Clear CURRENT_FUNCTION_RETURN_VALUE. - * cp-typeck.c (c_expand_return): Set CURRENT_FUNCTION_RETURN_VALUE. +Sun Oct 30 15:11:51 1994 Richard Kenner - * cp-tree.c (lang_printable_name): Use DECL_RING, and don't free - the printable name for CURRENT_FUNCTION_DECL. + * msdos/top.sed, i386/config-nt.sed: Update version to 2.6.1. + * pa/t-pa-hpux: Add missing newline at end. -Fri Jan 24 14:17:30 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Sat Oct 29 21:16:29 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * gvarargs.h: If _ANSI_H, undef _VA_LIST_. + * emit-rtl.c (operand_subword): Fix typo: HOST_BITS_PER_INT + should be HOST_BITS_PER_WIDE_INT. - * c-typeck.c (pointer_int_sum): Don't distribute * into pointer diff. +Fri Oct 28 19:13:13 1994 Andrew McCallum (mccallum@vein.cs.rochester.edu) - * hp320.h (MD_STARTFILE_PREFIX): Defined. - (STANDARD_STARTFILE_PREFIX): Deleted. + * objc/misc.c (__objc_xcalloc): Use calloc instead malloc/bzero. -Fri Jan 24 09:30:41 1992 Fred Fish (fnf at fishpond) +Fri Oct 28 19:07:53 1994 Michael Gschwind (mike@vlsivie.tuwien.ac.at) - * assert.h (__eprintf): Declare as prototype for __STDC__ + * pdp11.h (TRAMPOLINE_SIZE): Install real implementation. + (INITIALIZE_TRAMPOLINE, TRAMPOLINE_TEMPLATE): Likewise. -Fri Jan 24 05:28:53 1992 James Van Artsdalen (james at bigtex.cactus.org) +Fri Oct 28 19:01:27 1994 Craig Burley (burley@gnu.ai.mit.edu) - * i386.md (jump,indirect_jump,tablejump): Don't output an align - directive here: let the following BARRIER do it. + * Makefile.in (stage?-start): Add semicolon between fi and done. + +Fri Oct 28 17:12:26 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Thu Jan 23 11:54:11 1992 Ron Guilmette (rfg at ncd.com) + * cse.c (cse_insn): Don't record a DEST if paradoxical SUBREG + and SRC is a SIGN_EXTEND or ZERO_EXTEND. - * i486v4.h: New file. + * alpha.md (reload_outqi): Correctly handle scratch assignments + for unaligned case when ADDR is a REG. -Thu Jan 23 20:34:22 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Fri Oct 28 07:55:40 1994 Michael Meissner (meissner@osf.org) - * fixinc.svr4: Surround uses of ${INPUT} with "" instead of '' - so that it will get expanded. + * i386/i386.md (adddi3): Fixup code in case operands[0] is equal + to operands[2]. -Thu Jan 23 17:50:13 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu Oct 27 18:58:39 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cse.c (qty_mode): New variable. - (reg_rtx): Deleted. - (hard_regs_in_table, regs_invalidate_by_call): New variables. - (new_basic_block): Clear hard_regs_in_table. - (delete_reg_equiv): New name for reg_invalidate; don't update reg_tick. - (mention_regs): Don't set reg_rtx. - Update reg_tick for all registers in a multi-register hard register - reference. - (insert_regs): Don't do anything special with SUBREG. - Only insert register in a class if it is the same mode. - Don't set reg_rtx; set qty_mode instead. - (insert): Update hard_regs_in_table. - Get constant equivalence in proper mode. - (merge_equiv_classes): Call delete_reg_equiv. - (invalidate): Call delete_reg_equiv and update reg_tick. - Invalidate all parts of multi-word hard regs and invalidate - any multi-word hard reg overlapping what we are to invalidate. - Only look at constant in proper mode. - (remove_invalid_refs): Use refers_to_regno_p. - (invalidate_for_call): New function. - (canon_hash, refers_to_mem_p, fold_rtx, equiv_constant): Look at - constant in proper mode. - (cse_rtx_addr_varies_p, cse_process_notes): Likewise. - (exp_equiv_p): Likewise. - Check reg_tick for all parts of multi-word hard register. - (canon_reg): Don't use reg_rtx; get register from regno_reg_rtx or - build hard reg in proper mode. - (record_jump_equiv): Split into two pieces. - (record_jump_cond): Second part of record_jump_equiv; make recursive - call to some equivalences if args are SUBREGs. - (cse_insn): Only replace register with equivalent if proper mode; - don't use reg_rtx. - Call invalidate_for_call. - Don't avoid call to gen_lowpart for hard register. - Make a SUBREG if gen_lowpart_if_possible fails for SUBREG - assignment. - (invalidate_from_clobbers): Update reg_tick of SP; invalidate - REG entry in table, if present; use stack_pointer_rtx. - (cse_main): Don't allocate reg_rtx. - Initialize regs_invalidated_by_calls. - (cse_basic_block): Allocate qty_mode. + * reload1.c (count_possible_groups): Fix typo in setting + counted_for_groups. - * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add so we can disambiguate - fixed and floating registers. +Thu Oct 27 15:30:41 1994 Per Bothner - * rs6000.md (ashrdi3): Reject all but constant shift counts. + * c-typeck.c (process_init_element): In the case of + [LO .. HI] = VALUE, use save_expr to only evaluate VALUE once. - * jump.c (simplejump_p): Don't access PATTERN unless we know it is - a JUMP_INSN. +Thu Oct 27 15:15:25 1994 Torbjorn Granlund (tege@rtl.cygnus.com) - * combine.c (get_last_value): Don't do a recursive call for a - paradoxical SUBREG. + * gcc.c (process_command): Don't forget to split -Wl arguments at + commas. - * jump.c (jump_optimize): In "if (...) x = a; else x = b;", - don't move "x = b;" if it has non-trivial REG_NOTES. Also, allow - B to be any constant, not just a CONT_INT. + * gcc.c (process_command): Handle -Wl, and -Xlinker similar to -l, + i.e., preserve their order with respect to linker input files. - * stor-layout.c (layout_type): Handle alignment for arrays the same - as we do for records and unions. +Thu Oct 27 13:11:16 1994 Douglas Rupp (drupp@cs.washington.edu) - * calls.c (expand_call): Ignore `const' on void functions. + * configure (i[345]86-*-winnt3*): Allow any version 3.x. + Don't use a t-winnt file and move x-winnt to config/i386. + * i386/x-winnt: Build ld-winnt.exe only on host. + * winnt/t-winnt: Deleted. - * i860.c: Include recog.c. - Remove many explicit declaration of vars from include files. - (i860_compare_op[01]): Define these here. - * i860.h (i860_compare_op[01]): Add declarations. - * i860.md (compare, branch): Rework to use define_expand for cmpxx. - Compare just saves operands in i860_compare_op[01]. Branch emits - both insns using the saved operands. +Thu Oct 27 13:05:16 1994 Mike Collison (collison@chianti.sw.stratus.com) - * i860.h (PREFERRED_RELOAD_CLASS): Handle FP registers and constants. - (SECONDARY_INPUT_RELOAD_CLASS): We need a scratch register to copy - an integer constant to a floating-point register. - * i860.md (addsi3, subsi3): Allow use of floating registers. + * reload.c (debug_reload): New function to print reload info + set up by find_reloads. -Thu Jan 23 13:33:40 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Wed Oct 26 18:27:03 1994 David Mosberger-Tang - * i386v4.h (CPP_PREDEFINES): Don't define X86. + * alpha.h (FUNCTION_PROFILER): Use $28 instead of $27. + (LINK_SPEC): Pass -pg to linker. + (LIB_SPEC): Link in -lprof1 with -pg, not -lprof2. + (STARTFILE_SPEC): USe gcrt0.o if -pg, not mcrt0.o. - * c-lex.c (readescape): Warn for \a and \x if warn_traditional. - Handle \v as vertical tab regardless of -traditional. +Wed Oct 26 18:22:34 1994 Doug Evans (dje@cygnus.com) - * fixincludes, fixinc.svr4: Make LIB absolute, near the beginning. + * expr.c (expand_expr, COND_EXPR case): Don't expand + "X ? A & 1 : A" as "A & (X != 0)". - * fixincludes: Simplify egrep command while matching the same lines - (plus occasional additional lines). +Wed Oct 26 18:06:52 1994 Douglas Rupp (drupp@cs.washington.edu) - * function.c (fixup_memory_subreg): New arg UNCRITICAL. Calls changed. + * winnt/ld.c (expand_lib, main): Fix off-by-one bugs in several + calls to malloc. - * gcc.c (process_command): Handle LPATH like LIBRARY_PATH. +Wed Oct 26 22:00:09 1994 Richard Kenner - * svr3.h (ASM_LONG): Deleted. + * winnt/t-winnt: Remove some spurious blank lines. - * gvarargs.h: Ignore _VA_LIST_ if _ANSI_H_; - don't define _VA_LIST_ if already defined. +Wed Oct 26 14:14:39 1994 Michael Meissner (meissner@osf.org) -Thu Jan 23 09:10:52 1992 Tom Wood (wood at dg-rtp.dg.com) + * i386/osfrose.h (REAL_NM_FILE_NAME): Use /usr/ccs/gcc/bfd-nm + instead of /usr/ccs/bin/nm, since the GNU nm does not output stab + symbols by default. - * m88kluna.h (includes): Include aoutos.h. +Wed Oct 26 13:47:06 1994 Michael Gschwind (mike@vlsivie.tuwien.ac.at) -Thu Jan 23 09:10:52 1992 Ron Guilmette (rfg at ncd.com) + * config.sub (pdp11): New machine name. + * configure (pdp11-*-*): New configuration. + * pdp11.c, pdp11.h, pdp11.md, xm-pdp11.h: New files. - * va-i860.h (__savereg): Fix typo. +Wed Oct 26 07:33:40 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * i860.h (PREDICATE_CODES): Added definition. + * flow.c (find_basic_blocks): Ensure each live basic block is + actually reachable. + (life_analysis): Clean up handling of basic_block_drops_in. - * i386v4.h (ASM_FILE_START): Definition added which generates - .version directive. +Tue Oct 25 18:40:12 1994 Paul Eggert -Wed Jan 22 23:15:45 1992 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) + * cccp.c (rescan): ".." no longer terminates a preprocessing + number, since that's incompatible with the C standard. - * make-cc1.com: Predefine symbols for "rename" and "bison"; always - generate c-parse.h when generating c-parse.c. +Tue Oct 25 16:16:40 1994 Michael Dobson (dobson@info.usuhs.mil) -Wed Jan 22 20:01:11 1992 Per Bothner (bothner at cygnus.com) + * we32k.h (CPP_PREDEFINES): Define u3b2, not u3b. - * sdbout.c (sdbout_record_type_name): Use typedef names - for C++. (A kludge.) - * sdbout.c (sdbout_one_type): Emit base classes as - dummy fields, just like dbxout.c when not using gdb extensions. +Tue Oct 25 16:15:27 1994 Jim Wilson (wilson@cygnus.com) -Wed Jan 22 20:01:11 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * reorg.c (fill_slots_from_thread): Update THREAD if it is split. - * fixincludes: Surround uses of ${INPUT} with "" instead of '' - so that it will get expanded. +Mon Oct 24 00:12:46 1994 Jason Merrill (jason@phydeaux.cygnus.com) - * gcc.c (default_compilers): For c++, define __GNUG__ to 2, and - pass -trigraphs. + * toplev.c (lang_options): Add -f{no-,}access-control. - * cccp.1, cpp.1, gcc.1, g++.1: Delete more RCS variables. +Mon Oct 24 06:14:03 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) -Wed Jan 22 19:02:06 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * arm/arm.md (peepholes for call followed by branch): Disable. - * combine.c (simplify_shift_const, case ASHIFT): If we will - be suppressing a sign extension because the upper bits are - already the same, verify that the operand is in the same - mode as we will be doing the shift; don't ignore a SUBREG - inside the inner SHIFT. +Sun Oct 23 08:54:27 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) -Wed Jan 22 09:25:07 1992 Tom Wood (wood at dg-rtp.dg.com) + * arm/x-riscix (INSTALL): Invoke install.sh with -c flag. - * c-typeck.c (comp_target_types): Make decl static. - Don't forget to return the value. - (function_types_compatible_p, comptypes): Initialize `val'. +Fri Oct 21 00:42:08 1994 Jason Merrill (jason@phydeaux.cygnus.com) -Tue Jan 21 13:29:50 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * Makefile.in (LIB2FUNCS): Add _pure. - * cross-make (ALL): Override with definition it here. - * configure: Don't edit its value explicitly here. + * libgcc2.c (__pure_virtual): New function to go into vtable + entries for pure virtual methods instead of abort. - * crtstuff.c (__do_global_ctors): Include DO_GLOBAL_CTORS_BODY - in crtend.o, not in crtbegin.o. +Thu Oct 20 18:40:36 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * svr3.h: Prepare to use with i386. - (PCC_BITFIELD_TYPE_MATTERS): Definition deleted. - This pertains to the individual cpu types. - (ASM_SHORT, ASM_LONG, ASM_DOUBLE): Likewise. - (DBX_DEBUGGING_INFO): Undef this. - (DBX_REGISTER_NUMBER): Deleted the #undef. - (STARTFILE_SPEC, LINK_SPEC, LIB_SPEC): Deleted. - * i860v3.h (STARTFILE_SPEC, LINK_SPEC, LIB_SPEC): New definitions. + * alpha.md (define_split comparison op with power of two minus 1): + Fix typo. - * att386.h: Coexist with svr3.h. - (ASM_FILE_START): Deleted. - (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise. - (ASM_BYTE_OP, NO_DOLLAR_IN_LABEL): Likewise. - (ASM_OUTPUT_LABELREF): Undef before defining. - (ASM_FILE_START_1): Undef before defining. - (EXTRA_SECTION_FUNCTIONS): Deleted. - (BSS_SECTION_FUNCTION): New macro; defines bss_section. +Thu Oct 20 13:14:24 1994 Jason Merrill (jason@phydeaux.cygnus.com) - * i386v.h, aix386.h: Include svr3.h. - (SCCS_DIRECTIVE, ASM_OUTPUT_IDENT): Deleted. - (TARGET_MEM_FUNCTIONS): Deleted. - (SDB_DEBUGGING_INFO, DBX_DEBUGGING_INFO): Deleted. + * collect2.c (add_to_list): Check for duplicates. - * Support constructors and destructors on svr3. From james@bigtex. - * i386v.h, aix386.h (STARTFILE_SPEC): Use crtbegin.o after crt1.o. - (LIB_SPEC): Use crtend.o before crtn.o. - (CTORS_SECTION_ASM_OP, ASM_OUTPUT_CONSTRUCTOR): New macros. - (INIT_SECTION_ASM_OP): Likewise. - * svr3.h (DTORS_SECTION_ASM_OP): New macros. - (DO_GLOBAL_CTORS_BODY): New macro. - (EXTRA_SECTIONS,EXTRA_SECTION_FUNCTIONS): Use .init and .fini - sections in addition to .bss. - ({INIT,FINI}_SECTION_FUNCTION): New macros for *_section functions. - ({CTORS,DTORS}_SECTION_FUNCTION): Macros deleted. - (ASM_OUTPUT_CONSTRUCTOR): Deleted. - (ASM_OUTPUT_DESTRUCTOR): Use ASM_LONG. - (INT_ASM_OP): Deleted. + * alpha/alpha.h (LINK_SPEC): Pass -shared through; don't + pass -init __main if -shared. + (STARTFILE_SPEC): Wrap startfiles in %{!shared:}. + (INIT_NAME_FORMAT): Define. + (FINI_NAME_FORMAT): Define. + * alpha/osf12.h (LINK_SPEC): Ditto. + * alpha/gdb-osf12.h: #include osf12.h instead of alpha.h + + * gcc.c (STARTFILE_SPEC): Wrap startfiles in %{!shared:}. + +Thu Oct 20 16:07:46 1994 Jim Wilson (wilson@cygnus.com) + + * unroll.c (loop_iterations): Move all failure exits after the + computation of final_value. + + * mips.md (movdf_internal2+1): Disable when TARGET_64BIT. + + * i960.c (VARARGS_STDARG_FUNCTION): New macro. + (i960_function_name_declare, output_function_profiler, + i960_function_epilogue, i960_output_call_insn, i960_output_ret_insn, + i960_reg_parm_stack_space): Use it. + (compute_frame_size): Don't use current_function_pretend_args_size. + (i960_function_arg_advance, i960_function_arg): Don't use parameter + named. + (i960_setup_incoming_varargs): No need to adjust first_reg_offset + after setting it. Don't save last named argument to stack. + Don't set pretend_size. + * i960.h (SIGNED_CHAR_SPEC): Use #if instead of ?:. + * va-i960.h (va_start): Use builtin_arts_info instead of + builtin_next_arg. + + * cse.c (merge_equiv_classes, cse_insn): Call rehash_using_reg + after insert_regs. + (canon_hash): Don't use qty_const to compute hash code for a + register. - * c-typeck.c (default_conversion): Don't use initial value if BLKmode. - If do use the initial value, update `type'. +Thu Oct 20 09:41:51 1994 Richard Kenner (kenner@vlsi1.ultra.nyu) - * arm.h (STRUCTURE_SIZE_BOUNDARY): New definition. + * stor-layout.c (variable_size): Return SIZE if it contains + a PLACEHOLDER_EXPR. - * stor-layout.c (layout_type): Ignore MAX_FIXED_MODE_SIZE for integers. +Tue Oct 18 19:51:24 1994 Jason Merrill (jason@phydeaux.cygnus.com) - * ultrix.h (SIZE_TYPE): Use `unsigned int'. - * Makefile.in (install-common): Add missing -f in rm. - (install-fixincludes): Install the README file. + * collect2.c (main): Check REAL_*_FILE_NAME first. - * fixincludes: Don't match on size_t, etc., since we don't actually - change them. +Wed Oct 19 15:55:15 1994 David J. MacKenzie -Mon Jan 20 23:22:45 1992 Michael Tiemann (tiemann at cygnus.com) + * config.sub: Add licensing exception for Autoconf. - * cp-call.c (ideal_candidate): Don't see two functions as ambiguous - if one is argument-by-argument equivalent or better than another. +Wed Oct 19 06:43:46 1994 Michael Meissner (meissner@osf.org) -Mon Jan 20 14:08:06 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * i386/i386.h (FUNCTION_BLOCK_PROFILER): Don't bother preserving + eax if -fpic, since it is a call clobbered register anyway. Fix -fpic + code so that it is correct. - * toplev.c (strip_off_ending): Add ".ada". +Tue Oct 18 18:00:23 1994 Michael Meissner (meissner@osf.org) -Mon Jan 20 13:53:15 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * i386/i386.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Move + macros here from osfrose, netbsd, and freebsd ports. Remove + assumptions that the assembler is gas. Rewrite and fix the + instructions produced with -fpic. - * protoize.c (xfree): No longer static. + * i386/osfrose.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete. + * i386/freebsd.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete. + * i386/netbsd-i386.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): + Delete. - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Allow tm.h to override. +Tue Oct 18 20:27:29 1994 Doug Evans (dje@cygnus.com) - * final.c (leaf_renumber_regs_insn): Do just the pattern of an insn. + * sparc.h (FRAME_POINTER_REQUIRED): Require frame pointer if + non-leaf flat function. + * sparc.c (sparc_frame_info): Combine members gp_sp_offset and + fp_sp_offset into reg_offset. All uses changed. + (RETURN_ADDR_REGNUM): New macro. + (RETURN_ADDR_MASK, FRAME_POINTER_MASK): New macros. + (sparc_flat_compute_frame_info): Rename local mask to gmask. + Only ensure reg save area is 8 byte aligned if necessary. + (sparc_flat_save_restore): New arguments base_reg, offset, gmask, + and fmask. All callers changed. No longer use %g2 to save regs + in big stack frames. + (sparc_flat_output_function_prologue): Delete local tsize. + Reorder storing of previous frame pointer and return address reg to + make it easier for gdb to identify flat functions. Decrement %sp + twice when saving call-saved regs in big frames. + Count fp regs as 4 bytes in assembler comment. + (sparc_flat_output_function_epilogue): Likewise when restoring + call-saved regs. - * pyr.h (PCC_BITFIELD_TYPE_MATTERS): Defined. - (STRUCTURE_SIZE_BOUNDARY): Deleted. +Tue Oct 18 19:33:55 1994 Mike Collison (collison@sw.stratus.com) - * mips.c: Clean up spacing around square brackets. + * reload1.c (reload): Correctly compute group additional needs when + the return register cannot be used as a spill register. - * c-typeck.c (convert_arguments): - Get rid of feature to convert to a tagless union type. - (common_type): Add pedantic warning. - (comptypes, function_types_compatible_p): Return 2 meaning warn. - (comp_target_types): Do the warning here. - (type_lists_compatible_p): New function. +Tue Oct 18 16:17:26 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) -Sun Jan 19 17:32:19 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * mips.h (ASM_SPEC): Pass -mcpu= option to GNU as. - * reload1.c (emit_reload_insns): Fix typos when checking for secondary - icode. +Tue Oct 18 08:39:49 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Sun Jan 19 15:28:53 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * flow.c (propagate_block): Call mark_used_regs to show global regs + used by call. + * combine.c (can_combine_p): Don't combine into CALL_INSN where + DEST is a global reg. - * global-alloc.c (global_alloc): If LEAF_REGISTERS, those are the - regs that cost nothing to save, for setting regs_already_used. + * c-decl.c (start_function): Save immediate_size_expand + and initialize it to zero in case nested function. - * expr.c (expand_builtin): Preserve function value reg - around the call to __builtin_saveregs. + * pa.c (non_hard_reg_operand): New function. + * pa.md (reload_{in,out}*): Replace general_operand with + non_hard_reg_operand. - * configure (mips-sgi-irix4*, mips-sgi-irix*): Set install_with_cp. +Fri Oct 14 18:35:30 1994 Jason Merrill (jason@phydeaux.cygnus.com) - * c-decl.c (start_function): - Check properly for `static' function in handling -Wmissing-prototypes. + * gcc.c (default_compilers): Treat files with an extension of .c++ + as C++ code. - * libgcc2.c (__main): Omit this fn if INIT_SECTION_ASM_OP. +Mon Oct 17 19:21:57 1994 David Edelsohn (edelsohn@npac.syr.edu) -Sun Jan 19 13:23:13 1992 Fred Fish (fnf at sunfish) + * configure (rs6000-ibm-aix4.1*): New configuration. + * rs6000/aix41.h: New file. - * amix.h (ASM_OUTPUT_ASCII): Override version in svr4.h. +Mon Oct 17 19:15:14 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) -Sun Jan 19 13:16:56 1992 Michael Tiemann (tiemann at cygnus.com) + * va-mips.h (va_arg): Add little endian mips3 support. - * cp-search.c (lookup_field): Accept IS_AGGR_TYPE_CODE, not - just == RECORD_TYPE. + * sparc.h (RETURN_IN_MEMORY): Return true for TCmode values. - * cp-class.c (finish_struct): Clear a tentative setting of - DECL_BIT_FIELD. + * README.IRIX5: Delete. + * install.texi: Update Irix 5 debugging info. - * cp-decl.c (start_decl): Don't call `pushclass' for incomplete - CONTEXT. + * mips.c (function_prologue): Only emit line number when SDB_DEBUG. - * cp-typeck.c (comp_target_types): Call `comp_target_parms' with - STRICT == 0, not -1. - (build_conditional_expr): Check that the target types of TYPE1 and - TYPE2 are aggr type before calling `common_base_type'. + * configure: Delete new argument, --noguess. Default build from + host if host specified, otherwise guess build. Fix typo in + setting build from host. -Sun Jan 19 04:10:16 1992 James Van Artsdalen (james at bigtex.cactus.org) +Mon Oct 17 15:54:56 1994 Per Bothner - * configure: Fix typo inserting INSTALL=cp into makefile. + * calls.c (expand_call, emit_library_call, emit_library_call_value): + Allways adjust current_function_outgoing_args_size, even #ifndef + ACCUMULATE_OUTGOING_ARGS. (Useful for stack overflow checking.) + * function.c (current_function_outgoing_args_size): Update comment. -Sat Jan 18 12:06:58 1992 Michael Tiemann (tiemann at cygnus.com) +Mon Oct 17 18:49:01 1994 Paul Eggert - * cp-lex.c (build_with_cleanup): Delete obsolete function. - * cp-tree.c (break_out_cleanups): New function. - * cp-decl.c (cplus_expand_expr): Call `break_out_cleanups'. - * cp-typeck.c (build_compound_expr): Ditto. + * cccp.c (rescan): Preserve newlines after macro names at the top level + since this is more likely to do the right thing with line numbers. - * cp-call.c (convert_harshness): Make any inheritance relationship - preferable to a void* conversion. - * cp-tree.h (CLASSTYPE_MAX_DEPTH): New macro. - * cp-class.c (finish_struct_bits): Set CLASSTYPE_MAX_DEPTH. +Mon Oct 17 11:31:42 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-cvt.c (build_up_reference): Don't return in ARRAY_REF case, - since we may need to adjust the return value for complex - inheritance. + * reload1.c (gen_reload): Renamed from gen_input_reload. + (emit_reload_insns): Delete SECONDARY_MEM_NEEDED case for input + reloads that can't happen and doesn't work. + Fix errors in use of reload_outxx insns. + Simplify output reload code by using gen_reload. + * reload.h (gen_reload): Renamed from gen_input_reload. - * cp-decl2.c (lang_f_options): Add recognizers for -f{no-}builtin, - -f{no-}ident, and -ansi. Also, remove unnecessary "no-*" forms. +Mon Oct 17 09:26:57 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) - * cp-init.c (emit_base_init): If PEDANTIC, don't let base - initializers leak up the hierarchy. + * unroll.c (copy_loop_body, case JUMP_INSN): Don't abort if invert_exp + fails. Instead, redirect the jump around an unconditional branch. - * cp-parse.y (structsp): Disable gratuitous error message. +Sun Oct 16 05:02:23 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) - * cp-call.c (convert_harshness): Don't overlook PENALTY when - signed/unsigned differences are noted (in both POINTER_TYPE and - REFERENCE_TYPE cases). + * emit-rtl.c (add_insn_{before,after}): Don't abort because AFTER was + deleted when not optimizing. - * toplev.c (strip_off_ending): Grok ".ii" endings (C++ preprocessed - files). +Fri Oct 14 19:26:28 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * cp-typeck.c (build_component_ref): Add special handler when - COMPONENT is the CLASSTYPE_VFIELD name for BASETYPE. + * pa.c (emit_move_sequence): Handle secondary reload when loading + a constant into SAR. -Sat Jan 18 08:29:58 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Fri Oct 14 10:29:31 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) - * cse.c (cse_insn): Don't make constant pool entries in MODE_CC modes. + * fixincludes: Fix X11/Intrinsic.h for RISCiX to remove ___type from + XtOffset. + Add all files that receive special attention to REQUIRED, so that + dependent copies are done if necessary. -Sat Jan 18 00:28:48 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * getpwd.c: Always use getwd if HAVE_GETWD is defined. + * arm/xm-arm.h: Define HAVE_GETWD. - * Makefile.in (install-common): Fix typo installing gcc. + * arm/x-riscix, arm/t-riscix: New files + * configure (arm-*-riscix*): Use them. - * crds.h, isi.h, newpbb.h, tti68k.h: Add #error because -m68000 - will cause a crash (I think), to ask people what to do. - - * gmicro.h (ASM_FILE_START): Don't do anything. - (TARGET_DEFAULT): Turn on the bitfield flag. - (TARGET_SWITCHES): Get rid of the bitfield options. - - * c-lex.c (readescape): No warning for \?. - - * protoize.c (munge_compile_params): Fix cast that sets compile_params. - (xmalloc, xrealloc): No longer static. - * Makefile.in (protoize, unprotoize): Add LIBDEPS as deps. - - * va-i860.h (va_arg): Use __extension__ to suppress pedantic warning. - * va-sparc.h, va-spur.h, va-pyr.h: Likewise. - - * x-irix4.h: New file. - * config.sub: Don't convert irix to sysv. - * configure (mips-sgi-irix4*): New configuration. - (mips-sgi-irix*): Renamed from mips-sgi-sysv*. - - * gcc.c (process_command): - Handle the standard_exec_prefix* before the md_*_prefix. - - * i386.h, ns32k.h (PCC_BITFIELD_TYPE_MATTERS): Defined. - - * Makefile.in (libgcc1.null): Depend on GCC_PASSES. - - * cccp.c (lookup_import, add_import): VMS kludges so they compile. - (hack_vms_include_specification): Add forward declaration. - - * stor-layout.c (layout_record): Handle BITFIELD_NBYTES_LIMITED - just like one of the things done for PCC_BITFIELD_TYPE_MATTERS. - - * x-next, x-i386mach: Deleted. - * t-libc-ok: New file. Define just LIBGCC1. - * configure (i386-*-mach, m68k-next-*): Use t-libc-ok. - - * t-svr4 (FIXINCLUDES): Defined. - * t-m88kv4 (FIXINCLUDES): Defined. - * t-svr3 (EXTRA_PARTS): Defined. - * t-i386sco (EXTRA_PARTS): Defined. - - * configure (sparc-*-sysv4*): New alternative. - - * configure (install_with_cp): New flag an alternative can set. - If host sets it, add INSTALL=cp to Makefile. - Set this for any system V, and for m68k-crds-unos. - -Sat Jan 18 23:15:08 1992 Ron Guilmette (rfg at ncd.com) - - * va-i860.h (va_list): Made __reg_base field type long* to avoid - compilation errors. - (__savereg): Add explicit cast to (__va_saved_regs *). - -Fri Jan 17 15:09:34 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.h (FUNCTION_BOUNDARY): Do larger alignments for i486. - (ASM_OUTPUT_ALIGN_CODE): Same here. - (ASM_OUTPUT_LOOP_ALIGN): But not here - do word aligns as before. - - (enum reg_class): Delete classes ADREG and BREG - neither used nor - useful. Add classes FP_TOP_REG and FP_SECOND_REG. - (REG_CLASS_NAMES): Likewise. - (REG_CLASS_CONTENTS): Likewise. - (REGNO_REG_CLASS): Reflect that change. - (REG_CLASS_FROM_LETTER): Likewise. Add "t" and "u" constraints. - (CLASS_MAX_NREGS): New classes use only 1 hard reg for any mode. - - (CONST_OK_LETTER_P): Document uses of letters. - - * reg-stack.c: Add comments describing rules for asm statements - involving stack-like regs. - (asm_regs): Delete unused variable. - (fatal_for_asm): Delete unused function. - - (get_asm_operand_lengths): New function. - (constrain_asm_operands): New function. Like constrain_operands, - but records some information about the matched alternative. - - (record_asm_reg_life): New function. - (record_reg_life): If INSN is an asm statement, decode operands - and pass to record_asm_reg_life. - (record_reg_life_pat): Abort if any asm is seen here. - - (subst_asm_stack_regs): New function. - (subst_stack_regs): If INSN is an asm statement, decode operands - and pass to subst_asm_stack_regs. When handling REG_UNUSED notes, - emit the pops in the right order. - - (change_stack): New argument to insert any new insns before INSN - instead of after. All callers changed. - - (emit_swap_insn): Abort if the reg is not found in REGSTACK. - - * Makefile.in (reg-stack.o): Depends on insn-config.h. - -Fri Jan 17 16:38:32 1992 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * toplev.c, flags.h (in_system_header): Declare here. - * c-lex.c, cp-lex.c (in_system_header): Not here. - * toplev.c (rest_of_compilation): Don't warn of unused static function - if definition is in a system header. - - * gcc.c (do_spec_1): Add missing arg in recursive call. - (link_command_spec): Don't pass -s, -S, -u*, -X, -Y*. - -Fri Jan 17 12:51:28 1992 Jim Wilson (wilson at cygnus.com) - - From Tiemann: - * rtlanal.c (reg_set_between_p): Call `reg_set_p' with INSN, not the - body of INSN so that CALL_INSNs are properly handled. - * explow.c (find_next_ref): Ditto. +Thu Oct 13 17:12:27 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) - * hp800.h, hp800.md: Delete RCS Header variables. + * i960.md (call, call_internal, call_value, call_value_internal): + Use memory_operand not general_operand. - * reg-stack.c (replace_reg): Change `abort' to `abort ()'. + * optabs.c (expand_fix): Correct typo with FIX/UNSIGNED_FIX + REG_NOTES. -Fri Jan 17 14:30:14 1992 Michael Meissner (meissner at osf.org) +Thu Oct 13 10:44:32 1994 Ian Lance Taylor (ian@cygnus.com) - * caller-save.c (insert_save_restore): Don't pass a CODE_LABEL to - reg_mentioned_p when the machine has a condition code, since - CODE_LABEL's don't have the same format as normal INSN's do. + * genattrtab.c (optimize_attrs): Don't do anything if + num_insn_ents is zero. -Fri Jan 17 13:24:33 1992 Tom Wood (wood at dg-rtp.dg.com) +Wed Oct 12 19:06:48 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) - * Makefile.in (unprotoize.o): Use the rm -f option. + * mips/mips.c (mips_expand_prologue): Handle types that need + constructing. Rename TYPE to PASSED_TYPE and use consistently. - * cp-lex.c (check_newline): Define `used_up' as in c-lex.c. - (in_system_header): Define as in c-lex.c. +Wed Oct 12 11:32:05 1994 Ian Lance Taylor (ian@cygnus.com) -Fri Jan 17 08:14:04 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * genattrtab.c (num_insn_ents): New static variable. + (remove_insn_ent): Decrement num_insn_ents. + (insert_insn_ent): Increment num_insn_ents. + (optimize_attrs): Use xmalloc to allocate all the attr_value_list + structures at once, rather than using alloca for each one. - * reorg.c (delete_from_delay_slot): Pass correct length to - emit_delay_sequence. +Wed Oct 12 09:17:34 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * genattrtab.c (substitute_address): Handle IF_THEN_ELSE in addition - to COND. + * optabs.c (??hf2_libfunc): Define like ??sf2_libfunc. + (emit_float_lib_cmp): Call HFmode library functions. + (init_optabs): Set names for HFmode comparison functions. + * expr.h (??hf2_libfunc): Add declarations, like ??sf2_libfunc. - * expr.c (expand_builtin, case BUILT_IN_STRLEN): Correct args in - expand_expr call. +Tue Oct 11 19:20:48 1994 Douglas Rupp (drupp@cs.washington.edu) -Fri Jan 17 17:33:40 1992 James Van Artsdalen (james@raid) - - * x-i386v4 (CCLIBFLAGS): Delete macro. - (GCC-CFLAGS): Delete macro. Prevented Makefile.in from working. - -Thu Jan 16 17:03:27 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * Makefile.in (cleanconfig): Also delete tconfig.h. - - * varasm.c (assemble_external): Only call ASM_OUTPUT_EXTERNAL once - for each symbol. - (assemble_external_libcall): Fix minor typo in spacing. - - * toplev.c (main): Force error if invalid -W option is used. - -Thu Jan 16 13:35:13 1992 Tom Wood (wood at dg-rtp.dg.com) - - * m88kdgux.h (CPP_PREDEFINES): Added __CLASSIFY_TYPE__ back and - noted when it would be useful. - - * m88k.h (ASM_FILE_END, ASM_OUTPUT_ASCII): Override svr4.h. - -Thu Jan 16 12:37:16 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * svr4.h (SVR4): Add this back. - - * cccp.c (lookup_import): Use bcmp to compare inodes. - - * cccp.c (main): Handle -idirafter option. - - * m68kv4.h, m88kv4.h, i386v4.h, sparcv4.h, i860v4.h (CPP_PREDEFINES): - Add __svr4__ in case user programs want to distinguish. - - * cp-lex.c (check_newline): Changes like Jan 12 changes in c-lex.c. - - * Makefile.in (install-fixincludes): Renamed from `includes'. - Move comments so some shells are happier. Dep. on install-headers. - - * m88kdgux.h (CPP_PREDEFINES): Add __svr4__. Remove __CLASSIFY_TYPE__. - Add some assertions. - - * c-decl.c (init_decl_processing): Don't give arg type for abort, etc. - Always declare strlen, etc., so -O doesn't alter the warnings. - * expr.c (expand_builtin): Open-code str* or mem* or ffs if -O. - - * c-decl.c (start_function): Fix backwards test for -W* options. - - * protoize.c (GUESSPATHLEN): Treat POSIX like USG--and use just 200. - - * cccp.c (deps_output): Break line iff string is empty. - (do_include): Fix up the deps_output calls. - - * vax.c (print_operand_address): Handle form index + (reg+offset). - - * m88k.h (TARGET_VERSION): Don't use __DATE__. - - * gcc.c (default_compilers): Typos in c++-cpp-output case. - -Thu Jan 16 12:25:51 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * loop.c (get_condition): In HAVE_cc0 code, generate a zero with - CONST0_RTX instead of just using const0_rtx. - - * cse.c (cse_isnsn): A CALL_INSN clobbers all fixed regs except - for ap, fp, and sp. - -Thu Jan 16 08:03:40 1992 Tom Wood (wood at dg-rtp.dg.com) + * winnt/ld.c (main): Pass -debug:full -debugtype:coff. + * winnt/t-winnt: Rework rules for ld. + * i386/config-nt.bat: Renamed from config/i386/config-winnt.bat. + Make specific for x86, not all winnt; change filenames. + * i386/config-nt.sed: Remove -g from CFLAGS. + Reflect changes to t-winnt and other minor changes. + * i386/x-winnt: Renamed from winnt/x-winnt. + * i386/config-nt.sed: Renamed from config/winnt/top.sed. - * c-decl.c (finish_enum): Compute the precision properly if the - maximum value is negative. - -Thu Jan 16 07:40:29 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reorg.c (try_merge_delay_insns, fill_slots_from_thread): Have - update_block put the phantom insn before THREAD. - (update_block): Update block status if WHERE, not INSN, is block head. - -Thu Jan 16 00:28:14 1992 Ron Guilmette (rfg ay ncd.com) - - * i860.c (output_fp_move_double): Fixed typo. - - * protoize.c (GUESSPATHLEN, pointer_type, const_pointer_type): - moved definitions declarations out of conditional region. - (string_list_cons, shortpath, munge_compile_params): Added casts. - (find_extern_def): Fixed string literal to avoid trigraph. - (find_rightmost_formals_list): Fixed to avoid unreached code warnings. - - * svr4.h (ASM_OUTPUT_ASCII): Fixed typo. - -Wed Jan 15 21:58:01 1992 Jeffrey A Law (law at b117b.super.org) - - * sparc.h (SELECT_RTX_SECTION): When generating PIC, place symbolic - operands in the data section. - -Wed Jan 15 21:45:09 1992 Michael Meissner (meissner at osf.org) - - * collect2.c (main): Pass any -b, -B, -m, -f, and - -V options to gcc instead of the linker, in order to allow - target switches that affect the size of pointers and search paths to - be passed through. - (main, choose_temp_base): Use TMPDIR environment variable, and the - P_tmpdir macro if defined to locate directory to put temp files. - (whole file): Reorganize so that all of the OSF/rose stuff goes at - the end of the file, rather than being scattered throughout. - (main, scan_prog_file): Invoke scan_prog_file twice, once on each - output of ld. - (scan_prog_file, read_file, write_file): On the second invocation, - rewrite the object file in place, adding a load command to put - __main in the list of initializer functions. This allows users - to put constructors and destructors into shared libraries. - (scan_prog_file): Move debug stuff and error routines to separate - functions. - -Wed Jan 15 17:59:02 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (can_combine_p): Don't combine if DEST is still a field - assignment after we've tried to expand it. - -Wed Jan 15 16:01:13 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * regclass.c (fix_register): Don't match a null register name. - * varasm.c (decode_reg_name): Likewise. - - * i386.h (HI_REGISTER_NAMES): Give the eliminable arg pointer a - null name. - -Wed Jan 15 13:40:50 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * gcc.c (default_compilers): Pass -lang-asm, not -lang-asmc, to cpp. - - * gcc.c (process_command): Don't dump md_exec_prefix in specs. - Use the md_... prefixes only if no -b. - -Wed Jan 15 13:35:09 1992 Ron Guilmette (rfg at ncd.com) - - * i386v4.h (RETURN_IN_MEMORY): Definition added. - (CPP_PREDEFINES): Added -DX86 (needed for some system headers). - (ASM_OUTPUT_DWARF_STRING): Deleted. - (ASM_OUTPUT_ASCII): Added specialized definition for i386/svr4. - - * svr4.h (SVR4): Deleted useless define. - (ASM_FILE_END): Added definition. - (ESCAPES, STRING_LIMIT, STRING_ASM_OP, ASM_OUTPUT_LIMITED_STRING): - (ASM_OUTPUT_ASCII): Generic svr4 definitions added. - - * m68kv4.h (CPP_PREDEFINES): Don't define SVR4. - * sparcv4.h (CPP_PREDEFINES): Don't define SVR4. - (ASM_OUTPUT_ASCII): Deleted obsolete definition. - - * xm-svr4.h (SVR4): Removed useless definition. - (POSIX): Added definition for protoize.c. - - * i860b.h (ASCII_DATA_ASM_OP, ASM_OUTPUT_ASCII): Moved from i860.h. - * i860v3.h (ASCII_DATA_ASM_OP): Added OS-specific definition. - * i860v4.h (ASCII_DATA_ASM_OP, ASM_OUTPUT_ASCII): - Deleted (now in svr4.h). - - * fixinc.svr4: Replaced all occurances of {1,\} in sed command - string with functional equivalents (to avoid bogus results). - - * c-lex.c (readescape): Pass thru escaped x, a, and v if -traditional. - (readescape): Pedantic warning for \?, \(, \{, and \[. - - * dwarfout.c: Updated copyright. - (fundamental_type_code): Abort for all non-fundamental types. - (type_is_fundamental): Return 0 for all non-fundamental types. - (containing_type_attribute, output_ptr_to_mbr_type_die): New functions. - (output_pointer_type_die, output_reference_type_die): Added calls to - equate_type_number_to_die_number. - (output_type): Handle OFFSET_TYPE correctly. - (output_type): Ignore LANG_TYPE (for now). - -Wed Jan 15 09:30:08 1992 Michael Tiemann (tiemann at cygnus.com) - - * All cp-* files: Remove calls to `cleanup_after_call'. - - * cp-method.c (fndecl_as_string): Add a missing space when printing - the return type. - - * cp-typeck.c (build_modify_expr): Treat arrays specially in both - INIT_EXPR and NOP_EXPR cases. Also, if we take the address NEWRHS - when it's not a SAVE_EXPR, build a new NEWRHS using that address. - * cp-tree.c (lvalue_p): Handle WITH_CLEANUP_EXPR case. - - * cp-decl.c (grokvardecl): Don't get tripped up by static class - members of incomplete type. - -Wed Jan 15 09:12:51 1992 Jeffrey A. Law (law at wombat.gnu.ai.mit.edu) - - * m68k.c (legitimize_pic_address): Re-enable code which was - mistakenly #ifdef'd out. - -Wed Jan 15 08:12:18 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload.c (find_reloads): Check for insn not recognized. - - * caller-save.c (reg_{save,restore}_code): New variables. - (init_caller_save): Set them. - (insert_save_restore): Just make SET for pattern of insn and set - code from reg_{save,restore}_code. - (save_call_clobbered_regs): Put restore insns before JUMP_INSN that - ends basic block, but after any other insn that ends the block. - - * sdbout.c (sdbout_symbol): Treat (mem (reg SP)) the same - as (mem (reg FP)). - - * reorg.c (mark_referenced_resources): Fix typo in last change. - (emit_delay_sequences): Update chain correctly when previous or - next insn is also a SEQUENCE. - -Wed Jan 15 08:10:29 1992 Chris Smith (cks at bach.convex.com) - - * t-convex: Use collect2 to link. - * convex.h: remove assembly output defines for old collect2. - * convex.h: define vprintf and wait macros for pcc mode boot of - collect2. - - * convex.h (ASM_OUTPUT_DOUBLE_INT): define. - - * convex.h (DEFAULT_GDB_EXTENSIONS): define as 0 until GDB version 4 - port is available. - - * convex.c (ap_reload_needed): Fix comment. - -Wed Jan 15 07:08:25 1992 Tom Wood (wood at dg-rtp.dg.com) - - * m88k.h (CONST_SECTION_FUNCTION): Trivial definition for targets - not based on svr[34].h (m88k-luna). - - * m88k.h (PREDICATE_CODES): Use it. - - * m88k.md (casesi_enter): Don't use bsr.n with -fno-delayed-branch. - * m88k.h (ASM_OUTPUT_CASE_END): The lda goes here when bsr is used. - - * m88k.c (legitimize_address): When converting a symbol_ref for - PIC, add a REG_EQUAL note. - -Wed Jan 15 06:22:34 1992 Michael Meissner (meissner at osf.org) - - * mips.h (MIPS_VERSION): Bump Meissner version # to 8. - (fcmp_op): Add function declaration. - (TARGET_FLOAT64): Support for -mfp64 switch to support the R4000 FR - psw bit, which doubles the number of floating point registers. - (TARGET_SWITCHES): Likewise. - (HARD_REGNO_NREGS): Likewise. - (CLASS_FCMP_OP): New bit for classifing floating point compares. - (PREDICATE_CODES): Add cmp2_op and fcmp_op support. - - * mips.c (various): Move extern declarations from inside of - functions to outside all functions. - (fcmp_op): Match comparison operators for floating point. - (mips_move_2words): Add -mfp64 support. - (override_options): Likewise. - (compute_frame_size): Likewise. - (override_options): Set up for fcmp_op. - (gen_conditional_branch): Redo floating point compares/branches, so - that it is like the rest of the compiler expects -- set cc0 to a - compare operator, instead of the exact test required, and put the - smarts in the branch operators to generate both the test and the - branch. - - * mips.md (cmpdf_eq, cmpdf_lt, cmpdf_le): Delete. - (cmpsf_eq, cmpsf_lt, cmpsf_le): Delete. - (cmpdf_internal): New define insn to match FP compares. - (cmpsf_internal): Likewise. - (branch_fp_true1, branch_fp_true2): Likewise. - (branch_fp_false1, branch_fp_false2): Likewise. - (branch_fp_true, branch_fp_false): New define_insns to match the - branch part of FP compares. - -Wed Jan 15 01:42:39 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * unroll.c (copy_loop_body): New parameter copy_notes_from, to - correct problem with bad debug info generated for preconditioned - loops. - (unroll_loops): Fix calls of copy_loop_body to pass new parameter. - -Wed Jan 15 01:01:39 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * gcc.c (main): Don't use TARGET_VERSION. - (endfile_spec, switches_need_spaces): New vars, initted from macros. - (set_spec, process_command): Read and write those vars. - (do_spec_1, process_command): Use the new vars, not the macros. - (SWITCHES_NEED_SPACES): New default macro definition. - - * Makefile.in (install-common): Install driver as gcc-$(target). - - * gstddef.h (wchar_t): Check for _T_WCHAR. - - * stmt.c (pushcase, pushcase_range): Return 5 if jump into stack level. - * c-parse.y, objc-parse.y (stmt): Print error msg for that. - * cp-parse.y: Likewise. - -Tue Jan 14 23:25:37 1992 Ron Guilmette (rfg at ncd.com) - - * dwarfout.c: Include if USG *or* POSIX. - (TREE_UID): Deleted. - (current_funcdef_number): Replacement for TREE_UID. - (dwarfout_file_scope_decl): Increment - current_funcdef_number after each funnction definition is processed. - (pending_sibling_stack_depth): Renamed globally to pending_siblings. - (pending_sibling_stack_size): Renamed to pending_siblings_allocated. - (PENDING_SIBLING_STACK_INCREMENT): Renamed PENDING_SIBLINGS_INCREMENT. - (pending_types_list, pending_types_allocated, pending_types, - PENDING_TYPES_INCREMENT, fake_containing_scope): New vars/macros. - - * dwarfout.c (total_ft_entries): Renamed to ft_entries_allocated. - (valid_ft_entries): Renamed to ft_entries. - (FT_ENTRIES_INCREMENT): Definition added. - (lookup_filename): Expand filename table (when needed) - by adding FT_ENTRIES_INCREMENT more table elements rather than - doubling current size. - (dwarfout_init): Allocate initial filename table. +Tue Oct 11 18:40:41 1994 Peter Schauer (Peter.Schauer@regent.e-technik.tu-muenchen.de) - * dwarfout.c (INSN_LABEL_FMT, FUNC_END_LABEL_FMT): Use decimal format. + * rs6000.h (ASM_DECLARE_FUNCTION_NAME): Always put out .lglobl + for static functions. - * dwarfout.c (member_attribute): Rewritten for proper C++ support. - (output_array_type_die, output_set_type_die, output_entry_point_die, - output_enumeration_type_die, output_global_subroutine_die, - output_global_variable_die, output_inline_subroutine_die, - output_local_variable_die, output_member_die, output_pointer_type_die, - output_reference_type_die, output_string_type_die, - output_structure_type_die, output_local_subroutine_die, - output_subroutine_type_die, output_typedef_die, output_union_type_die): - Added calls to member_attribute (for C++). +Mon Oct 10 19:19:51 1994 Alex T. Ramos (ramos@engr.latech.edu) - * dwarfout.c (inline_attribute): Test for TREE_INLINE in here. - (output_global_subroutine_die, output_local_subroutine_die): - Don't test for TREE_INLINE here. + * expr.c (convert_move): Add TImode conversions. - * dwarfout.c (output_formal_types): Fixed to handle METHOD_TYPE - nodes and to output all related type DIEs last (for SDB). - (type_ok_for_scope, output_pending_types_for_scope, pend_type): - Functions added to support C++. - (output_type, output_decl): Added `containing_scope' - parameter to handle C++ nested types. - (output_type): Don't output the type unless it's OK - for the current DIE chain (i.e. unless it's OK for the current scope). - (output_type): Output completed non-global tagged types - right away even if not finalizing. - (output_type): Use correct method to get head of chain - of C++ function members. - (output_decl): Skip first item on chain of DECL_ARGUMENTS - for a FUNCTION_DECL whose type is a METHOD_TYPE. - Suppress output of type DIEs for formal parms of a FUNCTION_DECL - until after all TAG_parameter DIEs have been output (for SDB - compatability). - Output DIEs for any LABEL_DECL nodes attached to outermost BLOCK of - a FUNCTION_DECL. - Handle LABEL_DECL nodes. +Mon Oct 10 18:46:44 1994 Alex Dreyzen (alex@alex.jf.intel.com) - * dwarfout.c (dwarfout_file_scope_decl): Un-pend all pending file- - scope types after each file-scope declaration is output. - (output_decls_for_scope): Un-pend all pending local types - at end of each local scope. + * optabs.c (expand_float): Copy TEMP to TARGET when + making recursive call and adjusting. -Tue Jan 14 16:40:39 1992 Tim Moore (moore at fast.cs.utah.edu) +Mon Oct 10 07:10:25 1994 Michael Meissner (meissner@osf.org) - * calls.c (expand_call): If ARGS_GROW_DOWNWARD, make slot_offset - negative and set highest_outgoing_arg_in_use to needed + 1. - (store_one_arg): If ARGS_GROW_DOWNWARD deal with negative slot_offset. + * i386/linux.h (DEFAULT_PCC_STRUCT_RETURN): Do not define as 0 if + LINUX_ELF is defined. + (perform.h): Include perform.h to define asm statements to use for + libgcc1.a builds. -Tue Jan 14 20:01:59 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * i386/linuxelf.h (DEFAULT_PCC_STRUCT_RETURN): Define as 1. + (RETURN_IN_MEMORY): Don't define. - * sparc.h (TARGET_SUN_ASM, TARGET_GNU): Delete support for - obsolete and undocumented flags -msun-asm and -mgnu. - * sparc.md: Likewise. +Sun Oct 9 11:49:20 1994 Michael Meissner (meissner@osf.org) -Tue Jan 14 19:36:21 1992 Tim Moore (moore at fast.cs.utah.edu) + * i386/i386.md (movsf_mem): Add & constraint, so that the scratch + register does not clobber the destination address. - * xm-hp800.h (hpux8): define. - * hp800.h (LINK_SPEC): Conditionalize on hpux8. - (STACK_BOUNDARY): Define for snake. - (CALL_USED_REGISTERS): Shift register is special. - (HARD_REGNO_MODE_OK): Don't allow modes smaller that SImode in fp - registers. - (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Eliminate - GENERAL_OR_FP_REGS, GENERAL_OR_SNAKE_FP_REGS classes. - (FUNCTION_ARG): Handle snake fp arguments. - (ASM_DOUBLE_ARG_DESCRIPTORS): define. - (ASM_DECLARE_FUNCTION_NAME): Use above macro to get around hpux - 8.0 change. - * hp800.md (movsi, movdi): Add ! and * to constraints of anonymous - define-insns to discourage SImode values in fp registers. Don't - modify the stack pointer when moving between general and fp registers. - (mulsi): Take out pattern that matches a degenerate multiplication - by 1; it doesn't seem to be needed and causes problems. - (sar_sub): Change so that const_int isn't the first argument of - the comparison. - * hp800.c (output_fp_move_double): As above, don't modify the - stack pointer when moving between general and fp registers. - (output_block_move): Don't make one CONST_INT rtx and store - different integer values in it; cons up a "new" one for each value. - (output_floatsisf2, output_floatsidf2): Fix typos. - (output_arg_descriptor): Conditionalize for HPUX 8.0. +Sun Oct 9 12:40:43 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) -Tue Jan 14 14:38:09 1992 Michael Tiemann (tiemann at cygnus.com) + * arm.md (reload_outdf): Don't call gen_addsi3 if the address is just + a register. - * cp-typeck.c (build_unary_op): Call readonly_warning_or_error if - ARG is TREE_READONLY (in addition to the type being TYPE_READONLY). +Sat Oct 8 11:16:50 1994 Doug Evans (dje@cygnus.com) - * cp-init.c (maybe_adjust_addr_for_delete): If the adjustment needs - to be done, zero out the storage that held part of the cookie. + * objc/archive.c (__objc_free): New function. + (__objc_finish_read_root_object): Use it. -Tue Jan 14 13:12:48 1991 Ron Guilmette (rfg at ncd.com) +Fri Oct 7 19:23:03 1994 J.T. Conklin (jtc@cygnus.com) - * c-decl.c (poplevel): Set TYPE_CONTEXT for each tagged type - except inside function declaration parm list. - (grokdeclarator): Set TYPE_CONTEXT for tagged type in decl parm list. - (pushtag): Don't set TYPE_CONTEXT for tagged types here. + * ginclude/stddef.h: Netware uses _SIZE_T_DEFINED_, _WCHAR_T_DEFINED_. -Tue Jan 14 06:46:37 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Fri Oct 7 12:45:43 1994 Michael Meissner (meissner@osf.org) - * global-alloc.c (global_alloc): Count multi-word pseudos correctly - in local_reg_n_refs. - (find_reg): Evict pseudos that overlap the register we take, not just - that start with that register. + * i386/i386.c (legitimate_address_p): Disable SUBREGs as either + the index or base register. - * a29k.c (a29k_debug_reg_map): New variable. - (output_prologue): Initialize it. - * a29k.h (DBX_REGISTER_NUMBER): Use that map. +Fri Oct 7 08:24:44 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * ultrix.h (WCHAR_TYPE): Make definition be a known type. + * i386/gnu.h (CPP_PREDEFINES): Define __HURD__. - * final.c (final_scan_insn): Call DBR_OUTPUT_SEQEND before we - clear `final_sequence', so it can call dbr_sequence_length. + * collect2.c (my_strerror): If HAVE_STRERROR defined, call strerror. + * xm-gnu.h (HAVE_STRERROR): Define. - * reload1.c (reload): Clear insn_needs once we know we have - reloads, instead of always. - Don't skip processing of reloads for CALL_INSNs when caller-save - needs a spill register. + * function.c (preserve_temp_slots): If X cannot be a temp + slot, preserve all things whose address was taken at the + present level. - * flow.c (mark_used_regs, case RETURN): Insert missing test for global - registers. + * function.c (assign_stack_temp): Abort if SIZE == -1. - * reorg.c (mark_referenced_resources): Mark asm's as volatile - when appropriate. + * expr.c (safe_from_p): If EXP has a variable size, assume safe. + (preexpand_calls): Don't preexpand a call that returns a variable- + sized object. - * integrate.h (struct inline_remap): New field const_equiv_map_size. - * integrate.c (expand_inline_function): Set it; make larger map. - (subst_constants): Don't reference out-of-range entry in equiv map. - * unroll.c (unroll_loop): Set const_equiv_map_size. + * emit-rtl.c (add_insn_{after,before}): Fix error in last change. -Mon Jan 13 19:12:18 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Thu Oct 6 09:18:28 1994 Kresten Krab Thorup (krab@next.com) - * unroll.c (find_splittable_givs): When completely unrolling loop, - use biv initial value stored in splittable_regs instead of - bl->initial_value, since the later may not be safe. + Adam Fedor (fedor@hopper.colorado.edu) + * objc/archive.c (__objc_finish_read_root_object): Delay freeing + of back-patch list. - * sched.c (schedule_block): When calculating whether a register - crosses a call, must do this after registers are killed and before - new registers are made live. + Andrew McCallum (mccallum@cs.rochester.edu) + * objc/objc.h (BOOL): Changed from char to unsigned char. - * x-rs6000: Define INSTALL as /usr/ucb/install -c. /etc/install - (the SYS V version) does not handle -c option as Makefile.in - intends it. +Thu Oct 6 08:17:04 1994 Stan Cox (coxs@dg-rtp.dg.com) -Mon Jan 13 11:21:24 1992 Michael Meissner (meissner at osf.org) + * m88k/m88k.c (emit_move_sequence): If operand1 is an invalid PIC + address, then legitimize it before doing anything else. - * mips-tfile (parse_stabs_common): Don't relocate N_LBRAC and - N_RBRAC stabs for compatibility with other stabs implementations. +Thu Oct 6 06:54:03 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Jan 13 07:41:32 1992 Michael Tiemann (tiemann at cygnus.com) + * cse.c (cse_insn): Don't call force_const_mem on (const (truncate)). - * cp-decl.c (grokdeclarator): Don't set TREE_PRIVATE here. - TREE_PRIVATE is only for visibility. - (start_function): Don't test TREE_PRIVATE here. #pragma - interface/implementation should properly handle the case of static - (i.e. non-public) defns in implementation section now. + * expr.c (store_expr): Don't clobber TEMP with address. -Mon Jan 13 07:31:38 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * reorg.c (try_merge_delay_insns): Update THREAD if it is split. - * rs6000.c (output_ascii): The AIX assembler silently truncates - strings longer than 666 characters, so break them up well before that. + * function.c (struct temp_slot): New field addr_taken. + (assign_stack_temp): Initialize it. + (mark_temp_addr_taken): New function. + (preserve_temp_slots): Decrement level of things at same level + but whose address has been taken. + * expr.c (expand_expr, case ADDR_EXPR): Call mark_temp_addr_taken. -Mon Jan 13 00:26:47 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Wed Oct 5 14:17:39 1994 Jason Merrill (jason@phydeaux.cygnus.com) - * c-decl.c (pushdecl): Warn about shadowing at top level any symbol - that was declared among the function parms. But don't warn for - parms in a nested function. - * tree.c (chain_member): New function. + * fold-const.c (fold, COMPONENT_REF): Don't die if the CONSTRUCTOR + doesn't initialize the field we want. - * sparc.c (output_return): Handle structure value in all the cases. +Wed Oct 5 11:38:48 1994 Michael Meissner (meissner@osf.org) - * toplev.c (main): -gstabs+ means use stabs with gdb extensions. + * i386/i386.c (legitimize_pic_address): Changes to support + LABEL_REF references when using -fpic. + (output_pic_addr_const): Ditto. + (print_operand_address): Ditto. - * fixincludes: Insert #undef NULL before #define NULL. + * i386/i386.md (movsi insn): Changes to support LABEL_REF + references when using -fpic. + (movsi_lea): Name insn supporting lea instruction so it shows up + more clearly when doing -dp. - * gvarargs.h (va_list): Check some macros to avoid redefinition. +Wed Oct 5 06:56:36 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * tree.h (DECL_PACKED): New macro. - * c-common.c (decl_attribute): Handle `packed'. - * stor-layout.c (layout_record): Handle DECL_PACKED. - * c-parse.y (attrib): Accept `packed' with no arg. + * reorg.c (try_merge_delay_insns): Update THREAD if deleting first + insn in it. - * c-decl.c (shadow_tag): For useless keyword, just warn. - (duplicate_decls): Don't preserve volatile bit from old decl - if that is just a default declaration for abort, exit, etc. +Wed Oct 5 01:19:14 1994 Roland McGrath - * cccp.c (do_assert, do_unassert, check_assertion): - No pedantic warnings in system header files. + * configure (i[345]86-*-gnu*): Set xm_file=i386/xm-gnu.h. + * config/i386/xm-gnu.h: New file. + * config/xm-gnu.h: New file. + * config/i386/gnu.h: Move #include out of here, into + config/xm-gnu.h. - * ultrix.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE): Defined. - (WCHAR_TYPE_SIZE): Defined. +Tue Oct 4 23:19:28 1994 Michael Meissner - * i386.h (HI_REGISTER_NAMES): Add a name for dummy reg 16. + * protoize.c (POSIX includes): If POSIX is defined, include + sys/wait.h to get WIFSIGNALED, WTERMSIG, WIFEXITED, and + WEXITSTATUS. - * dbxout.c (flag_minimal_debug): Make it static. +Tue Oct 4 21:48:02 1994 Michael I Bushnell -Sun Jan 12 18:10:46 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * config/i386/gnu.h: Include to get O_RDONLY definition. + * gcc.c (O_RDONLY): Define macro iff not already defined. + (read_specs): Second arg to open should be O_RDONLY, not constant 0. - * c-lex.c (check_newline): Check #line for `3' meaning system header. - * cccp.c (output_line_command): Output `3' if system header. - * c-tree.h (system_header_p): Declare it. - (ridpointers): Declaration deleted. +Tue Oct 4 19:06:38 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * dwarfout.c (fundemental_type_code): Treat OFFSET_TYPE like integer. - (type_is_fundamental, output_type): Likewise. + * expr.c (do_jump_for_compare): Properly scan insns when + branch is at start of sequence. - * optabs.c (expand_float): Abort if FROM has VOIDmode. - * expr.c (expand_expr, FLOAT_EXPR case): Don't pass a VOIDmode. +Tue Oct 4 16:53:54 1994 Ian Lance Taylor (ian@cygnus.com) -Sun Jan 12 16:11:40 1992 Michael Meissner (meissner at osf.org) + * gcc.c, collect2.c, protoize.c (WIFSIGNALED): Define if not + already defined. + (WTERMSIG, WIFEXITED, WEXITSTATUS): Likewise. + * gcc.c (execute): Use them. + * collect2.c (do_wait): Likewise. + * protoize.c (gen_aux_info_file): Likewise. - * mips.h (ASM_OUTPUT_SPACE): If assembler is gas, don't use the - .space directive, since the table PREDICATE_CODES generates tickles - a bug. +Tue Oct 4 16:38:06 1994 Michael Meissner -Sun Jan 12 15:59:41 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * i386/i386.h (RETURN_IN_MEMORY): Define so that large types such + as complex double values get returned like structures do, and + don't overwrite %ebx. - * expmed.c: Include real.h. - (make_tree): Properly handle CONST_INT and handle many more rtl codes. - (expand_mult_add): Don't do folding here; just call make_tree and fold. - * Makefile.in (expmed.o): Includes real.h. +Tue Oct 4 15:58:21 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) -Sun Jan 12 12:26:20 1992 Michael Tiemann (tiemann at cygnus.com) + * lynx-ng.h, lynx.h (PREFERRED_DEBUGGING_INFO): Add undef before + define. - * cp-decl.c (store_parm_decls): Finish change started 11 Jan 1992. +Tue Oct 4 05:12:02 1994 Richard Stallman - * cp-decl.c (pushtag): Don't set CLASSTYPE_TAGS after - CURRENT_CLASS_TYPE has been defined. + * config.sub: Translate -gnu/linux* to -linux*. - * cp-lex.c (check_newline): Set INTERFACE_UNKNOWN if we see a - #pragma implementation or if it's the toplevel file. +Mon Oct 3 11:43:45 1994 Ian Lance Taylor (ian@cygnus.com) -Sat Jan 11 22:04:34 1992 Michael Meissner (meissner at osf.org) + * config.sub: Add support for MIPS variants: mips64, mipsel, + mips64el, mips64orion, mips64orionel, mips3*. - * mips.md (fix_truncsfsi2_opt): Delete, since the optimizer will - strip the clobbers when substituting a register for a cs'ed value, - unlike GCC 1. - (fix_truncdfsi2_opt): Likewise. - (long long shifts): Fix various typos. +Sun Oct 2 18:26:34 1994 Jason Merrill (jason@phydeaux.cygnus.com) -Sat Jan 11 15:26:24 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * function.c (push_function_context_to): Renamed from + push_function_context, adds argument to indicate that the new + function is not a nested function. + (push_function_context): Call it. + (pop_function_context{,_from}): Similarly. - * expr.h (GEN_FCN): Alternate definition if FUNCTION_CONVERSION_BUG. - * xm-romp.h (FUNCTION_CONVERSION_BUG): Define it. + * tree.c (save_tree_status): Add argument to indicate that the new + function is not a nested function. + (restore_tree_status): Ditto. - * i386.md (cmpstrsi recognizers): Change back to repz. +Sun Oct 2 18:05:37 1994 Doug Evans (dje@cygnus.com) -Sat Jan 11 11:18:32 1992 Michael Tiemann (tiemann at cygnus.com) + * configure (i[34]86-*): Change to i[345]86-*. + (target_cpu_default): Treat i586 as an i486 (for now). - * cp-decl.c (store_parm_decls): Don't put non-PARM_DECL nodes in the - list that will become DECL_ARGUMENTS. +Sun Oct 2 10:25:51 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) - * cp-decl2.c (grokfield): Convert () initialization to = - initialization in FIELD context. - * cp-decl.c (parmlist_is_exprlist): Now non-static. + * arm.md (movsf): If reloading, create a scratch from the target for + loading a constant into integer regs. + (movdf): Likewise. - * cp-decl.c (grokdeclarator): Don't let static class members be - declared `static' at top-level. + Support for variants that fault on unaligned addrs: + * arm.h (TARGET_SHORT_BY_BYTES): New macro. + (TARGET_SWITCHES): Recognize switches -m[no-]short-load-bytes. + (TARGET_DEFAULT): Only define if not already done so. + (PROMOTE_MODE): Promote HImode unsigned if TARGET_SHORT_BY_BYTES. + (SECONDARY_INPUT_RELOAD_CLASS): Need a scratch for reloading HImode if + TARGET_SHORT_BY_BYTES. + * arm.c (arm_reload_in_hi): New function. + * arm.md (zero_extendhisi2, extendhisi2): Expand to suitable byte + sequence when TARGET_SHORT_BYTES and loading a mem. + (movhi_bytes, extendhisi2_mem): New expands. + (movhi): Call movhi_bytes to load a short from memory if + TARGET_SHORT_BY_BYTES. + (all matchers loading a short from memory): Don't match if + TARGET_SHORT_BY_BYTES. + (matcher for movhi when TARGET_SHORT_BY_BYTES): New pattern to cover + remaining valid cases. - * cp-decl.c (pushdecl_class_level): Don't use DECL_ASSEMBLER_NAME. +Sun Oct 2 08:54:30 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-decl.c (grokdeclarator): Don't let language linkage interfere - with declarator grokking--the two are independent. + * reg-stack.c (subst_stack_regs): Check for NOTE to see if insn was + deleted. - * cp-call.c (compute_conversion_costs): Look for constructor or type - conversions regardless of whether we have CONTRAVARIANCE_HARSHNESS - or not. Also, `#if 0' some dead code. + * reorg.c (fill_slots_from_thread): Update THREAD if deleting + its first insn. - * cp-method.c (report_type_mismatch): Fix bugs in formatting error - messages. + * reg-stack.c (delete_insn_for_stacker): Don't set INSN_DELETED_P + on NOTE_INSN_DELETED. - * cp-decl.c (grokvardecl): Verify that when static class members are - declared at toplevel, the types match their initial declaration. +Sat Oct 1 20:42:33 1994 Chip Salzenberg -Sat Jan 11 08:41:24 1992 Fred Fish (fnf at fishpond) + * sco4.h (CPP_PREDEFINES): Remove i386, unix. + (CPP_SPEC): Add them here, so that they're undefined if -ansi. + Also add _i386 and _unix, which are always defined. + * x-sco (CLIB): Add "-lmalloc". + (ALLOCA): Define as "-lPW". + * x-sco4 (CC, OLDCC, RCCFLAGS, CCLIBFLAGS, CLIB, ALLOCA): From x-sco. + (X_CFLAGS): Remove. - * config/m68kv4.h (NO_DOLLAR_IN_LABEL): Undefine so that the - default for m68k/SVR4 systems is to use '$', which is more - widely supported. +Sat Oct 1 14:27:45 1994 Michael Meissner (meissner@osf.org) -Sat Jan 11 10:56:10 1992 Jeffrey A. Law (law at wombat.gnu.ai.mit.edu) + * i386/i386.md (movsf_push386): Rename to movsf_push_nomove. + (movdf_normal): Prefer to use float registers rather than general + purpose registers. - * Finish PIC implementation on the 68k - * output.h (flag_pic): Declare here so that insn-*.c can see it. +Sat Oct 1 07:01:10 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) - * reload1.c (reload): When compiling PIC ignore REG_EQUIV notes - which are CONSTANT_P, but are not LEGITIMATE_PIC_OPERAND_P. + * c-decl.c (shadow_label): Emit an error if the label is already + declared at this label scope. - * m68k.md (call, call_value): Make these into define_expands. If - compiling PIC code, then load the address of the function into a - register so that we make indirect calls. - (Non-PIC call, call_value): New define_insns. These are - standard call insns. - (PIC call, call_value): New define_insns which output PIC calls. - (movsi): Make this into a define_expand. Legitimize PIC addresses - if necessary. Old movsi code is now an unnamed define_insn pattern. +Sat Oct 1 06:44:58 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * m68k.h (GO_IF_LEGITIMATE_ADDRESS case INDIRECTABLE_1_ADDRESS_P): - Use LEGITIMATE_PIC_OPERAND_P to reject SYMBOL_REFS and LABEL_REFS - without PIC relocation when compiling PIC code. + * emit-rtl.c (add_insn_{before,after}): Abort if insertion point is + a deleted insn. + * jump.c (jump_optimize): When deleting a jump, properly set NEXT. + (duplicate_loop_exit_test): Don't insert NOTE_INSN_LOOP_VTOP + before deleted insn; insert first, then delete. - * m68k.c (legitimize_pic_address): New function. Given an address - return that address as "legitimized" PIC code. - (print_operand_address): When generating PIC code, handle PIC - relocated label_refs just like a PIC relocated symbol_ref. - (print_operand_address): If -fpic then add ":w" to displacement in - PIC relocated references. - (print_operand_address): If -fPIC then add ":l" to displacement in - PIC relocated references. + * gcc.c: Install omitted hunk from last diff. -Fri Jan 10 18:03:08 1992 Ken Raeburn (Raeburn@Cygnus.COM) +Fri Sep 30 18:26:11 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-init.c (build_new): Don't allocate header for arrays if no - destructor is needed. Also fix broken calculation of array size. - (build_delete): Don't skip array header if no destructor is needed. + * emit-rtl.c (add_insn_after): Abort if can't find AFTER and it + has no NEXT_INSN. + (add_insn_before): New function. + (emit_{insn,insns,jump_insn,call_insn,barrier,note}_before): Call it. -Fri Jan 10 14:54:19 1992 Michael Tiemann (tiemann at cygnus.com) +Fri Sep 30 17:33:41 1994 Douglas Rupp (drupp@cs.washington.edu) - * cp-cvt.c cp-decl2.c cp-expr.c cp-gc.c cp-init.c cp-lex.c cp-parse.y - cp-pt.c cp-search.c cp-tree.c: Clean up problems found with -Wreturn - (from rfg). + * config.sub (windowsnt): Alias for winnt. + (winnt): New OS name. + * configure (extra_programs): New, like extra_parts. + (i[34]86-*-winnt3.1): New configuration. + * genattr.c (atoi): Remove declaration. + * getpwd.c: #ifdef WINNT, include direct.h. + * sdbout.c: Don't include syms.h for winnt. + * toplev.c: Don't include times.h for winnt. + (get_run_time): Just return zero for winnt. + (main): Don't print memory usage for OS/2 or winnt. + * cccp.c (main): Use DIR_SEPARATOR if defined. + Use "Include" environment variable instead of CPATH for winnt. + * gcc.c: Don't include sys/file.h for winnt; use process.h instead. + (concat): Now just concats two things; all callers changed. + (concat[346]): New functions. + (dir_separator_str): New variable. + (exec_prefixes, startfile_prefixes, include_prefixes): Renamed + from same names without plural; all users changed. + (find_a_file, process_command, do_spec_1): Use DIR_SEPARATOR. + (find_file, is_directory, main): Likewise. + (lookup_compiler): If OS/2, do case-independent search. + (fix_argv): New function on winnt. + (FIX_ARGV): New macro for some systems; use instead of argv. + * i386/unix.h: Treat ALMOST_STDC like __STDC__. + (AS2C): New macro. + * i386.c (output_387_binary_op): Use AS2C instead of AS2 with + null first arg. + * config/winnt/config-nt.bat, config/winnt/ld.c: New files. + * config/winnt/{[tx]-winnt, config/winnt/top.sed: New files. + * config/winnt/winnt.h, config/winnt/xm-winnt: New files. + * i386/winnt.h, i386/xm-winnt.h: New files. - * cp-typeck.c cp-tree.c cp-cvt.c cp-lex.c cp-call.c cp-class.c: - Add (unsigned) casts to all places where native SVr4 compilers - expect to see unsigned values. +Thu Sep 29 19:53:14 1994 Jim Wilson (wilson@cygnus.com) -Fri Jan 10 08:34:36 1992 Fred Fish (fnf at sunfish) + * sparc.md (movdf+3): Handle overlapping registers in define_split. - * m68ksgs.h (REGISTER_NAMES): Provide separate versions for - SUPPORT_SUN_FPA defined and not defined. + * gcc.c (default_compilers): Add %Z to all cpp specs. + (n_preprocessor_options, preprocessor_options): New variables. + (process_command): Handle -Wp option. + (do_spec_1): Handle %Z spec. -Fri Jan 10 22:36:41 1992 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) + * i960/i960-coff.h: New file. + * t-960bare: New file. + * config.sub (os): Accept coff as an OS. + * configure (i960-*-coff): New configuration. - * Improve I/O performance of gcc on VMS. - * cccp.c (VMS_open, VMS_fopen, VMS_freopen): New functions. - (open, fopen, freopen): Define as macros on VMS. - * toplev.c (VMS_fopen): New function. - (fopen): Define as macro on VMS. + * expr.c (result_vector): Use INCOMING_REGNO when !savep instead + of when savep. + * sparc.md (call): Use struct value pattern is struct size is not + equal to zero instead of greater than zero. + (call+7, call+8): New patterns for untyped calls. + (untyped_call): Revise to emit explicit rtl for all operation. + Delete four old patterns that matched the unexpanded untyped_call + pattern. + (blockage): New pattern. + (flush_register_windows): Modify from 0 to 1. + (goto_handler_and_restore): Modify from 1 to 2. + (flush): Modify from 2 to 3. + * sparc.c (sparc_initialize_trampoline): FLUSH is now 3 not 2. -Fri Jan 10 22:00:50 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * calls.c (emit_library_call): For FUNCTION_ARG_PASS_BY_REFERENCE, + pass address through force_operand before using it. - * genrecog.c (merge_trees): If two trees both have actions, but - one adds clobbers and one doesn't, ignore the one that does. + * i960.c (i960_setup_incoming_varargs): Store parameter registers + at proper offset in argument block. - * genemit.c (gen_split): Say that we are giving the definition number - in our error message. - * genrecog.c (fatal): Likewise. - * genoutput.c (scan_operands): Likewise. +Thu Sep 29 16:39:32 1994 Mike Stump - * caller-save.c: Include expr.h (for gen_move_insn). - (regno_save_elim): Deleted. - (init_save_areas): Don't initialize it. - (setup_save_areas): Don't set it. - (save_call_clobbered_regs, restore_referenced_regs): Accept mode, - not spill register. - (insert_save_restore): Don't do our own register elimination and - reloading; instead set the insns we make to the desired mode. - * reload1.c (struct elim_table): New field MAX_OFFSET. - (reload): Always call init_save_areas. - Initialize max_offset each pass. - At each CALL_INSN, create a need for a spill register that will - be used by caller-save. - Pass mode for insns to save_call_clobbered_regs instead of a - spill reg number. - Call reload_as_needed if we will have to reload the caller-save - insns, even if nothing else needs reload (unlikely). - (eliminate_regs_in_insn): Record maximum offset value. - * Makefile.in (caller-save.o): Includes expr.h. + * stmt.c (expand_return): We have to be careful of cleanups that can + be generated when expanding the return value, as they might otherwise + wipe out the return value. - * reload.c (find_reloads): CALL_INSNs can't have output reloads. - * reload1.c (emit_reload_insns): Put any reloads for a CALL_INSN - in front of any immediately-preceeding USE insns. +Thu Sep 29 13:35:24 1994 Mike Stump - * flow.c (life_analysis): Mark all global regs as live at the end of - the function. - (propagate_block): Each call makes all global registers live. - (mark_used_regs): A RETURN may use the stack pointer and uses all - global regs. - * cse.c (cse_insn): A CALL_INSN clobbers any global regs. - * reorg.c (mark_referenced_resources): Calls used global regs. - (mark_set_resources): CALL_INSNs clobber global regs. + * expr.c (do_jump): Handle cleanups in TRUTH_ANDIF_EXPR and + TRUTH_ORIF_EXPR. -Fri Jan 10 17:24:06 1992 Michael Meissner (meissner at osf.org) +Thu Sep 29 13:23:56 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * collect2.c (whole file): Major rewrite to merge in collect3 - functionality which uses GCC to build up the constructor and - destructor tables, instead of using the assembler. Also improve - the support for cross compilers to find the tools. The old assembly - language support has been removed. + * gcc.c (struct option_map): Sort in alphabetical order. + (translate_options): Ignore option once an error occurs. + Fix error with reversed 'a' and 'o'. + Give error if specified abbreviation is unambiguous. - * mips-tfile.c (CODE_MASK): Move to mips.h to use with mips-tdump - also. - (MIPS_IS_STAB): Likewise. - (MIPS_MARK_STAB): Likewise. - (MIPS_UNMARK_STAB): Likewise. + * c-typeck.c (convert_for_assignment): When converting object + to union, allow converting the constant zero into a pointer + member of the union. - * mips-tdump.c (various): Changes by Per Bothner to print - encapsulated stabs, and to shorten the output. +Wed Sep 28 19:33:01 1994 Alex T Ramos (ramos@engr.latech.edu) - * mips.h (MIPS_VERSION): Set Meissner version # to 7. - (cmp2_op): Make cmp2_op a real function instead of just a - macro to cmp_op. - (OPTIMIZATION_OPTIONS): -O now sets flag_caller_saves and - flag_schedule_insns_after_reload. - (CC1_SPEC): Fix typo preventing -mgpopt from being set if - optimization. - (PREDICATE_CODES): Define. - (USE_COLLECT, EXTENDED_COFF, NO_UNDERSCORES): Delete, not needed in - GCC 2.00. - (ASM_INT_OP, ASM_SHORT_OP, ASM_CHAR_OP): Likewise. - (CODE_MASK): Move from mips-tfile. - (MIPS_IS_STAB): Likewise. - (MIPS_MARK_STAB): Likewise. - (MIPS_UNMARK_STAB): Likewise. + * machmode.def (PSImode): Widens to PDImode. + * expr.c (convert_move): Added handling of PDImode conversions. - * mips.c (cmp2_op): Make this a real function, instead of a macro - pointing to cmp_op. - (volatile_buffer): New static variable to support .set volatile. - (mips_move_1word): Do .set volatile/.set novolatile around volatile - memory references. - (mips_move_2words): Likewise. +Wed Sep 28 19:24:17 1994 H.J. Lu (hjl@nynexst.com) - * mips.md (sne define_split): Fix so that it generates a gtu 0. - (all set cc define_splits): Remove reload_completed tests. - (all set cc define_insns): Don't allow 0 as operand 1. + * configure: Don't make objc-runtime if cross-compiling gcc. + * build-make (FIXINCLUDES): Set to Makefile.in. -Fri Jan 10 16:40:45 1992 Jeffrey A. Law (law at wombat.gnu.ai.mit.edu) +Wed Sep 28 19:18:19 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * m68k.md (addsi3, addhi3, subsi3, stack adjustment peepholes): - Perform small (8 < N <= 16) constant additions and subractions to - address registers with two addqw (or subqw) instructions. + * function.c (trampoline_address): Add missing call to + round_trampoline. -Fri Jan 10 06:54:22 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Wed Sep 28 18:34:13 1994 Michael Meissner (meissner@osf.org) - * calls.c (expand_call): Check for _longjmp as well as longjmp; - clean up code a bit and merge with check for setjmp-like names. - Emit a BARRIER if this is a call to longjmp in addition to - volatile calls. + * config/svr4.h (ESCAPES): Print \v in octal rather than as '\v', + since some older versions of gas didn't accept it. -Fri Jan 10 02:25:54 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Wed Sep 28 14:29:20 1994 Ian Lance Taylor (ian@cygnus.com) - * c-typeck.c (digest_init): Properly return error_mark_node - after invalid element in array initializer. + * fixincludes: Comment out loop which handles symbolic links to + files. It appears to not work, and to be unnecessary. - * gcc.c (pexecute): Use `fork' in error message if don't have vfork. +Tue Sep 27 19:27:56 1994 Matthias Pfaller (leo@marco.de) - * Makefile.in: Add .NOEXPORT. + * ns32k.h (ENCODE_SECTION_INFO): Only calls may go through the + PLT. All address loads, even function address loads, have to + go through the GOT or function addresses will not be unique. -Thu Jan 9 13:36:25 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Tue Sep 27 19:20:12 1994 Paul Eggert (eggert@twinsun.com) - * expr.c (expand_expr): Handle OFFSET_REF. + * cccp.c (newline_fix, name_newline_fix): Don't treat \r + specially here; it only causes bugs. This undoes the + May 14 16:01:13 1990 change to newline_fix and name_newline_fix. - * cse.c (simplify_binary_operation): Never use associative law for - floating arithmetic. +Tue Sep 27 19:02:55 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * fixinc.svr4: Renamed INCLUDES to INPUT. + * m88k.h (ASM_OUTPUT_SOURCE_LINE): Add missing #undef. - * i386.md (cmpstrsi recognizers): Output repe, not repz. +Tue Sep 27 18:32:17 1994 William J. Eaton (wje@hoffman.rstnu.bcm.tmc.edu) -Thu Jan 9 18:02:34 1992 Dennis P. Glatting (dennisg at tti) + * function.c (optimize_bit_field): Put any insns made by + change_address in front of INSN. + (expand_function_end): Don't pass DECL_INITIAL to setjmp_protect + if it is error_mark_node. - * tree.h (CONSTRUCTOR_NAME_FORMAT): Changed name format. Old format - was recognized as destructors not constructors. - * objc-actions.c (build_module_descriptor): - Null-terminate global_object_name. + * genoutput.c, reload.c (n_occurrences): Make arg int, not char. + * objc-act.c (warn_with_method): Likewise. -Thu Jan 9 10:35:58 1992 Tom Wood (wood at dg-rtp.dg.com) + * optabs.c (expand_fix): Call emit_library_call_value. - * sdbout.c (sdbout_syms): Don't attempt to output a LABEL_DECL. +Tue Sep 27 12:39:10 1994 Mike Stump (mrs@cygnus.com) -Thu Jan 9 08:17:44 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * Makefile.in, libgcc2.c (L_eh): some support routines for C++. - * fold-const.c (merge_component_references): Treat constants as - unsigned, so we don't get extra sign bits where we don't want them. +Mon Sep 26 06:45:20 1994 Michael Meissner (meissner@osf.org) -Wed Jan 8 19:12:59 1992 James Van Artsdalen (james at bigtex.cactus.org) + * 386/i386.md (adddi3, subdi3): Rewrite to add a clobber of a + scratch variable, so that memory/memoroy adds and subtracts can be + done using just one scratch register. Also, don't require op1 to + be the same as op0. - * reload.c (combine_reloads): Don't use a fixed_reg as an reload - reg, even if it dies. +Fri Sep 23 19:03:09 1994 Roland McGrath - * loop.c (record_giv): Fix typo extracting insn_uid. + * config/i386/gnu.h (LIB_SPEC): Remove macro. -Wed Jan 8 15:41:10 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Fri Sep 23 16:11:26 1994 Michael Meissner (meissner@osf.org) - * cpp.texi, gcc.texi: Files renamed. - * invoke.texi, extend.texi, md.texi, rtl.texi, tm.texi: New subfiles. - * Makefile.in: Corresponding changes. + * i386/lynx-ng.h (CALL_USED_REGISTERS): Copy definition from + i386/lynx.h that makes ebx be a call clobbered register, since + some system calls evidently trash it. - * fixincludes: Renamed INCLUDES to INPUT. +Fri Sep 23 15:54:53 1994 Jim Wilson (wilson@cygnus.com) - * m68k.c (notice_update_cc, print_operand): Fix typos. + * configure (mips-*riscos*): Changed to mips-*-riscos*. + (mips-*-riscos*-*): Deleted. - * cp-decl.c (expand_static_init): Save and restore current obstacks. + * cse.c (invalidate): New parameter FULL_MODE. All callers + changed. + (set_nonvarying_address_components): Modify initial comment. + (cse_insn): When call invalidate for dest, use the actual dest not + inner_dest. - * c-decl.c (poplevel): Put labels in BLOCK_VARS of top-level block. +Thu Sep 22 18:56:19 1994 Torbjorn Granlund (tege@cygnus.com) -Wed Jan 8 12:53:48 1992 Michael Tiemann (tiemann at cygnus.com) + * expmed.c (expand_divmod): Special case for signed CEIL_DIV_EXPR + when divisor is power of 2. - * cp-decl.c (expand_static_init): Switch to PERMANENT_OBSTACK during - expansion. +Thu Sep 22 12:28:53 1994 Jason Merrill (jason@deneb.cygnus.com) -Wed Jan 8 07:45:58 1992 Tom Wood (wood at dg-rtp.dg.com) + * fixinc.svr4: Fix size_t, ptrdiff_t and wchar_t like fixincludes + does. Use extern inline rather than static inline in byteorder.h. - * m88kv3.h (STARTFILE_SPEC): SVR3 has *crt0.o files. +Thu Sep 22 12:22:03 1994 Steve Dum (steve_dum@mentorg.com) - * configure (m88k-*sysv{3,4}): The files are named m88kv{3,4}. + * collect2.c (main): Discard the first executable once we've + exploited it. -Wed Jan 8 06:01:44 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu Sep 22 11:38:34 1994 Ian Lance Taylor (ian@cygnus.com) - * romp.md (mftbi): Allow memory in the contraints since there can't - be an input reload on an insn that uses cc0. + * fixincludes: Tweaks for LynxOS 2.2.2: accept spaces after # when + removing #define void int in curses.h; change prototype of fnctl + in fcntl.h to match POSIX.1. - * cse.c (FIXED_BASE_PLUS_P): Include virtual_incoming_args_rtx. - (NONZERO_BASE_PLUS_P): New macro. - (find_comparison, simplify_relational_operation_args): Use - NONZERO_BASE_PLUS_P instead of FIXED_BASE_PLUS_P when appropriate. +Thu Sep 22 07:18:37 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * m68k.md (peepholes): Don't change around stack adjusts and pushes - when we are pushing something whose address involves sp. + * configure: Consistently put specified manufacturer names ahead + of entries with wildcard manufacturers. - * cse.c (simplify_unary_operation): Check for operations on - integers by looking at mode of OP, not output mode, to avoid - confusion with FIX operations whose result is an integer. + * calls.c (emit_call_1): Fix typo in last change. - * rtl.h ([df]const[012]_rtx): Deleted. - (const_tiny_rtx): New declaration. - (CONST0_RTX): Use const_tiny_rtx instead of {d,f,}const0_rtx. - (CONST1_RTX, CONST2_RTX): New macros. - * emit-rtl.c ([df]const[012]_rtx): Deleted. - (const_tiny_rtx): New definition. - (init_emit_once): Initialize const_tiny_rtx instead of old vars. - * cse.c (simpify_binary_operation): Use CONST[01]_RTX. - * varasm.c (immed_real_const_1): Likewise. - * combine.c (subst): Likewise. - * reg-stack.c (record_reg_life, stack_reg_life_analysis): Likewise. - * convex.md, i860.md, m88k.c, spur.md, vax.h, ns32k.md: Likewise. +Wed Sep 21 21:32:56 1994 Chris Smith (csmith@convex.com) -Tue Jan 7 22:11:17 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * config.guess: Add convex c3* and c4* guesses. + * configure: Don't run fixincludes on convex. - * x-i386isc (ENQUIRE_LDFLAGS): New defn: add -posix. +Wed Sep 21 15:59:12 1994 Ashley Saulsbury (ans@sics.se) - * protoize.c (_POSIX_SOURCE): Define only if POSIX. + * alpha.h (ASM_FILE_START): Write .set volatile. - * m68k.h (FPA_REG_P): Always define this somehow. +Wed Sep 21 14:45:45 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * c-decl.c (c_decode_option): Handle -Wchar-subscripts. - * c-typeck.c (build_array_ref): Do the real work. + * calls.c (emit_call_1): Properly add a CLOBBER for sp + to CALL_INSN_FUNCTION_USAGE. -Tue Jan 7 21:15:54 1992 Michael Meissner (meissner at osf.org) + * c-typeck.c (mark_addressable): Give different error if trying + to put object with volatile fields into register; don't use DECL_NAME. - * mips.md (branch_zero_false): Use correct mode (CC_0) on - match_operator. +Wed Sep 21 14:02:10 1994 Jim Wilson (wilson@cygnus.com) -Tue Jan 7 14:24:45 1992 James Van Artsdalen (james at bigtex.cactus.org) + * reload1.c (eliminate_regs): Make test in LOAD_EXTEND_OP case + more precise. - * reg-stack.c (replace_reg): get mode class from a mode, not a reg. +Wed Sep 21 11:34:12 1994 Ian Lance Taylor (ian@cygnus.com) -Tue Jan 7 14:16:18 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * fixincludes: Don't try to remove empty directories until after + removing DONE files. - * reg-stack.c (emit_pop_insn): Fix typo FPmode_reg. +Wed Sep 21 05:52:49 1994 Uwe Seimet (seimet@chemie.uni-kl.de) - * protoize.c (longjmp): Don't declare it. + * m68k/atari.h (NO_{DOLLAR,DOT}_IN_LABEL): Define. -Tue Jan 7 09:47:47 1992 Michael Tiemann (tiemann at cygnus.com) +Tue Sep 20 20:06:08 1994 Doug Evans (dje@cygnus.com) - * cp-lex.c (real_yylex): From John Hassey, allocate space for the - terminating null on wide character literals. + * final.c (asm_insn_count): Handle ASM_INPUTs too. -Tue Jan 7 07:41:42 1992 Tom Wood (wood at dg-rtp.dg.com) +Tue Sep 20 19:32:10 1994 Oliver Kellogg (okellogg@salyko.cube.net) - * m88kv3.h (LIB_SPEC): Add -lg. + * 1750a.h, 1750a.c, 1750a.md: New files, to use as1750. + * 1750a/m1750.inc: File deleted. + * 1750a/ms1750.inc: New file. -Tue Jan 7 06:29:30 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * stor-layout.c (layout_type): Don't over-align a structure - when strict alignment is not required. - - * rs6000.h (CALL_USED_REGISTERS): r31 should not be marked call-used. - - * rs6000.md (add-and-compare): Fix duplicate operand number. - - * a29k.md (inbyte, inhw): Correct duplicate operand number. - - * fold-const.c (fold, case MULT_EXPR): Simplify (a * (1 << b)). - * combine.c (subst, case MULT): Likewise. - (simplify_shift_const, shift cases): Similarly, associate A << B << C. - - * genoutput.c (seen): New array. - (scan_operands): Give error if an operand number was specified - twice. Include pattern number in error message. - (gen_insn, gen_expand, gen_split, gen_peephole): Initialize `seen'. - (gen_split, gen_peephole): Add initializations for arrays that - are copied. - - * optabs.c (expand_unop): Complete recent change; one TARGET was - not changed to TEMP. - - * expmed.c (expand_mult): Always try multiplication by value and - by negated value. Fix bug where we don't include the cost of the negate - when seeing which way is better. Write proper value in REG_EQUAL - note. - - * optabs.c (extendtab): Replacement for {zero,sign}_extend_codes. - (can_extend_p): Use new table and return type is not enum insn_code. - (gen_extend_insn): Deleted; not used. - (init_extends): Make like init_flottab: use new table and initialize - unused entries to CODE_FOR_nothing, not zero. - * expr.c (convert_move): can_extend_p fails if it returns - CODE_FOR_nothing, not zero. - * expr.h (can_extend_p): Add definition. - - * expr.h: Add "extern" to function definitions. - -Mon Jan 6 10:12:34 1992 Leonard Norrgard (vinsci at nic.funet.fi) - - * m68k.c (SUPPORT_SUN_FPA): Conditionalize references to the - optional Sun 3 Floating Point Accelerator with SUPPORT_SUN_FPA. - * m68k.h (SUPPORT_SUN_FPA): Likewise. - - * m68k.c (notice_update_cc): New function. - * m68k.h (NOTICE_UPDATE_CC): Just call notice_update_cc. - - * sun3.h (SUPPORT_SUN_FPA): New define. - -Mon Jan 6 16:42:43 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * varasm.c (assemble_global, assemble_label): New functions. - * objc-actions.c (finish_objc): Call them to define and globalize. - Use output_constant to reference a class. - - * Makefile.in (install-limits-h): New target. - (install-headers): Depend on install-limits-h. - (USER_H): Deleted LIMITS_H. - (INSTALLED_H): Added limits.h. - (mostlyclean): Remove tmp-limits.h. - * limitx.h: New file. - - * x-isc: File deleted. - - * objc-actions.c (build_module_descriptor): Init global_object_name. - - * Makefile.in (collect2): Depend on version.o. - - * protoize.c (PATH_MAX): Definition deleted. Just test it - to see if param.h should be included. - - * cse.c (simplify_binary_operation, case MULT): Make a copy - of the operand when converting 2.0 * X to X+X. - - * reload.c (find_reloads): Refine when we set force_reload and - better document the cases. - -Mon Jan 6 08:22:19 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.c (output_float_compare): Output only single-pop compare - if both operands are the FP top of stack reg. - When comparing FP top of stack with itself, print `%st(0)' as the - reg name, not `%st'. - -Mon Jan 6 12:01:51 1992 Tiggr (rcpieter at mole.gnu.ai.mit.edu) - - * arm.md (mulsi3): Fixed contraints. - -Mon Jan 6 08:21:46 1992 Tom Wood (wood at dg-rtp.dg.com) - - * m88k-move.sh: Renamed from m88k-movstr.sh. Rename the generated - files move*.asm from movstr*.asm to be SVR3-legit. - * t-m88k, t-m88kluna, t-m88kv4: Use the new names. - - * c-aux-info.c, dbxout.c: Include errno.h as in protoize.c. - - * Makefile.in (BISONFLAGS): Don't use -v since *.output is big. - (cp-parse.c): Do use -d to create cp-parse.h. - (cp-parse.o): Don't define PARSE_OUTPUT. - * x-mips, x-m88kdgux (BISONFLAGS): No -v. - -Mon Jan 6 07:54:55 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * genpeep.c (match_rtx): Loop over vectors (e.g., PARALLEL) in the - natural order so we see an operand before we see a MATCH_DUP referring - to it. - - * genrecog.c (write_tree_1): Simplify code that writes braces and - avoid writing them unnecessarily. - Don't write dead code when last test was unconditional. - - * optabs.c (expand_binop, expand_twoval_binop, expand_unop): - Standardize loop for wider mode. - (emit_cmp_insn, emit_float_lib_cmp): Likewise. - (expand_binop): Correct how extensions are done: use convert_to_mode, - don't use SUBREG for non-integer operations, and remove test - involving HOST_BITS_PER_INT. - (expand_unop): Similar changes; make code closer to expand_binop. - Handle failure of recursive call when expanding. Fix incorrect use - of TEMP when widening. Use SUBREG for NEG and NOT. - - * reload.c (find_reloads_address_part): New function. - (find_reloads_address): Call it instead of push_reload when we are - reloading a PLUS or a constant. - -Sun Jan 5 18:34:15 1992 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make-cc1.com: Change file names from cp-tab.* to cp-parse.*. - -Sun Jan 5 18:06:11 1992 Michael Tiemann (tiemann at cygnus.com) - - * cp-decl.c (grokdeclarator): Correctly grok REFERENCE_TYPE - parameters when TYPE_REFERENCE_TO is automagically converted. - -Sun Jan 5 05:19:19 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * tree.h (CONSTRUCTOR_NAME_FORMAT): New macro. - * objc-actions.c (build_module_descriptor): Make constructor name - from name of file or of a global that it defines. - Return constructor name. - (finish_objc): Use name returned as name to call. - - * protoize.c (GUESSPATHLEN): New macro. - (main): Use that for initial buffer size for getcwd. - * dbxout.c (getwd, getcwd, GUESSPATHLEN): Define as in protoize.c. - (dbxout_init): Call getcwd in loop, as in protoize.c. - * c-aux-info.c (getwd, getcwd, GUESSPATHLEN): Define as in protoize.c. - (gen_aux_info_record): Call getcwd in loop. - * i386v.h, i386vgas.h (MAXPATHLEN): Don't define. - - * svr3.h (LINK_SPEC): Don't pass -K. - - * reload.c (find_reloads): Do record in non_reloaded_operands if no -O. - - * m68k.c (output_function_prologue, output_function_epilogue): - Add braces and adjust conditionals to fix balance and indentation. - - * objc-actions.c (build_module_descriptor): Mark __objc_file_init used. - -Sat Jan 4 13:27:40 1992 James Van Artsdalen (james at bigtex.cactus.org) - - * protoize.c: unprotoize getcwd & fork declarations. - (edit_fn_declaration): use "VOLATILE", not "volatile". - -Sat Jan 4 20:19:41 1992 Michael Meissner (meissner at osf.org) - - * mips.h (set_volatile): Add new global variable reference. - - * mips.c (set_volatile): New global variable to keep track of the - number of .set volatile's done. At present, no code actually turns - this on. - (mips_move_1word): Use %. instead of putting const0_rtx into an - unused operator and using %z to get to $0, which is hardwired to 0. - (mips_move_2words): Likewise. - (override_options): Allow %., %{, and %} punctuation. - (print_operands): Add support for %. to get the current name of - register 0, %{ to turn on .set volatile, and %} to turn on .set - novolatile. - (function_epilogue): Give an error if .set volatile was left on in - the epilogue. - (mips_asm_file_start): Don't emit .set nobopt unless we are filling - branch delay slots. - - * mips.md (set reg on comparison define_splits): Don't allow the - scheduler to split any set of a comparision insns, to work around a - bug in sched.c. - -Sat Jan 4 23:01:41 1992 Jeffrey A Law (law at planet.super.org) - - * m68k.c (output_function_prolog): Decrement (instead of - increment) num_saved_regs when a frame pointer is needed. - (the link/unlk will restore the frame pointer register) - -Sat Jan 4 11:11:24 1992 Dennis P. Glatting (dennisg at tti) - - * next.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef before defining. - -Sat Jan 4 07:40:25 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * expr.c (convert_to_mode): Correctly zero-extend a constant into - a mode whose size is twice the host int size. +Tue Sep 20 17:55:50 1994 Hallvard B Furuseth (hbf@durin.uio.no) + + * cccp.c (make_definition): Enable `-D' with macro arguments. - * machmode.h (enum mode_class): Add MAX_MODE_CLASS. - (GET_CLASS_NARROWEST_MODE): New macro. - (byte_mode, word_mode): Add declarations. - * caller-save.c (choose_hard_reg_mode): Use GET_CLASS_NARROWEST_MODE. - * combine.c (make_extraction): Don't use explicit QImode and SImode. - * cse.c (simplify_unary_operation): Integer CONST_DOUBLEs have - VOIDmode, not DImode. - (simplify_binary_operation): Remove explicit DFmode reference. - * expmed.c (init_expmed): Don't make our own copy of word_mode. - (store_bit_field, extract_bit_field): Remove explicit - QImode reference; don't recompute word_mode. - (store_fixed_bit_field, {store,extract}_split_bit_field): Don't - recompute word_mode. - (emit_store_flag): Likewise. - (extract_fixed_bit_field): Replace explicit mode references with a - loop on modes; don't recompute word_mode. - * expr.c (convert_mode, move_block_{to,from}_reg, use_regs): Don't - recompute word_mode. - (emit_push_insn, do_jump_by_parts*): Likewise. - (push_block): Remove explicit QImode reference. - (get_inner_reference): Use mode_for_size. - * emit-rtl.c (restore_reg_data): Make unused regs word_mode. - (operand_subword): Don't recompute word_mode. - * fold-const.c (optimize_bit_field_compare): Likewise. - (merge_component_references): Likewise. - * flow.c (mark_set_1, mark_used_regs): Likewise. - * loop.c (combine_movables): Use GET_CLASS_NARROWEST_MODE. - * optabs.c (expand_binop): Replace SImode references in multi-word - multiply with the mode used for each subpart. - (expand_binop, expand_unop): Don't recompute word_mode. - * reg-stack.c (reg_to_stack): Use GET_CLASS_NARROWEST_MODE. - * reload.c (find_equiv_reg): Check for MODE_FLOAT, not SFmode/ DFmode. - * rtl.c (class_narrowest_mode, byte_mode, word_mode): Define. - (init_rtl): Initialize them. - * sched.c (attach_deaths): Don't recompute word_mode. - * stor-layout.c (mode_for_size): Use GET_CLASS_NARROWEST_MODE. - (get_best_mode): Likewise. - Don't recompute word_mode. - * unroll.c (unroll_loop): Replace default of SImode with word_mode. +Tue Sep 20 17:49:47 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * calls.c (calls_alloca): Don't recurse on BLOCK_SUPERCONTEXT. + * cexp.y (HOST_WIDE_INT, HOST_BITS_PER_WIDE_INT): New macros. + (expression_value): Now HOST_WIDE_INT. + (parse_c_expression): Now returns HOST_WIDE_INT. + * cccp.c (eval_if_expression): Likewise. + (do_if, do_elif): Reflect new return value of functions. -Sat Jan 4 03:42:09 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * alpha.c (mode_mask_operand): Always return a value. - * protoize.c (pointer_type): Use char * if non-ANSI. - (const_pointer_type): Likewise. - (malloc, realloc): Declare to return pointer_type. - (setjmp): Don't declare, to avoid trouble with macro defns. - (const): If not ANSI, define as empty macro. + * function.c (pop_function_context): Clear reg_renumber. -Sat Jan 4 00:59:53 1992 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * gcc.c (process_command): Add new switch, -dumpmachine. - * sparc.c (legitimize_pic_address): When converting a symbol_ref, - use an extra temp reg when -fPIC, and add a REG_EQUAL note to the - insn referencing the global offset table. This allows loop to - optimize these PIC sequences. +Tue Sep 20 15:57:40 1994 Jim Wilson (wilson@cygnus.com) -Fri Jan 3 20:29:57 1992 James Van Artsdalen (james at bigtex.cactus.org) + * sched.c (sched_analyze_insn): Parameter loop_note type changed + to rtx, and name changed to loop_notes. Code adding it to + REG_NOTES modified to account for type change. + (sched_analyze): Variable loop_note type changed to rtx, and name + changed to loop_notes. Store LOOP_* REG_DEAD notes in it instead + of LOOP_* NOTE_LINE_NUMBER. + (schedule_block): Pass last not insn to emit_note_before call. - * i386.md (return): Always output return insns. + * iris5.h (ASM_OUTPUT_UNDEF_FUNCTION): Define. + (ASM_OUTPUT_EXTERNAL_LIBCALL): Define. + (ASM_DECLARE_FUNCTION_SIZE): Define. + * mips.c (mips_output_external): Use ASM_OUTPUT_UNDEF_FUNCTION. + (mips_output_external_libcall): New function. + (mips_asm_file_end): Handle ASM_OUTPUT_UNDEF_FUNCTION. + * README.IRIX5: Update. - * i386.h (FUNCTION_PROLOGUE): If the last nonnote insn in a function - is a BARRIER, don't output a function epilogue. +Tue Sep 20 14:39:37 1994 Michael Meissner (meissner@osf.org) -Fri Jan 3 12:43:09 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * i386/i386.h (output_move_memory): Add declaration. + (output_move_pushmem): Ditto. - * t-decrose, t-decstatn, t-encrose, t-i386rose, t-mips (ALL): - Use libgcc.a, not libgcc. + * i386/i386.c (output_move_pushmem): New function to handle + pushing bytes from memory onto the stack, possibily using + temporary registers. + (output_move_memory): New function to handle moving bytes from + memory to memory via temporary registers. - * protoize.c (STRINGIFY): Provide non-ANSI alternative definition. + * i386/i386.md (movsi insn): If -fpic and the value we are moving + is a constant pool address, emit a leal instruction instead of + movl. + (movsf_push): Allow pushes from memory. + (SF, DF, XF, DI pushes): Move most of the code to the common + function output_move_pushmem. + (SF, DF, XF, DI memory->memory moves): Move most of the code to + the common function output_move_memory. + (DI move patterns): Combine DI patterns into two, one for pushes, + and one for everything else, so that the combiner will combine a + load with a store into a memory->memory move. + (untyped_call): Replace non-working code with m68k version that + emits a regular call, then breaks the parallel moves into separate + moves, and then issue a blockage instruction. + (blockage): New unspec_volatile insn to block insns from being + moved across this point. + (untyped_return): Delete. + (update_return): Delete. - * c-decl.c (get_parm_info): Keep non-parms in the parm list. + * objc/sendmsg.c (get_imp): Allow __inline__ on x86 platforms. - * stmt.c (cost_table): Now short. - (estimate_case_costs): Handle that. +Tue Sep 20 12:21:12 1994 Ian Lance Taylor (ian@cygnus.com) - * Makefile.in (float.h, *protoize.1, gcc.xtar.Z): - Make temp files, then rename. - (clean): Delete those temp files. + * fixincludes: Handle the case of a symlink to root/* from a + subdirectory of another symlink to root/*. - * Makefile.in (c-parse.c): Don't use -d, since cp-parse.output is big. +Mon Sep 19 20:30:21 1994 Jason Merrill (jason@deneb.cygnus.com) -Fri Jan 3 10:32:31 1992 Michael Tiemann (tiemann at mole.gnu.ai.mit.edu) + * fold-const.c (fold): Handle COMPONENT_REFs involving CONSTRUCTORs. - * Makefile.in (cp-parse.c): Add missing -o flag. +Mon Sep 19 20:25:38 1994 Will Athanasiou (will@westford.ccur.com) -Fri Jan 3 08:21:04 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * rs6000.md (load sf with update): Fix RTL typo. - * reg-stack.c: Complete last change (renaming DFmode_reg). +Mon Sep 19 08:46:46 1994 Charles M. Hannum (mycroft@duality.gnu.ai.mit.edu) - * expmed.c (init_expmed): Pass dummy pointer to number of clobbers to - recog so it can let us see patterns that need added clobbers. + * c-common.c (check_format_info): Enable checking of format + specifiers using the `q' (quad) length modifier. + (format_char_info): Add `qlen'. + (print_char_table, scan_char_table): Add appropriate entries for + qlen. -Fri Jan 3 07:54:32 1992 Tom Wood (wood at dg-rtp.dg.com) +Sat Sep 17 12:48:57 1994 Per Bothner (bothner@kalessin.cygnus.com) - * c-decl.c (implicitly_declare): Record whether this is an implicit - declaration before setting IDENTIFIER_IMPLICIT_DECL. + * stmt.c (mark_seen_cases): Don't call fatal (or do anything + else) if case index out of range. Warning is given later. -Thu Jan 2 21:17:12 1992 Michael Meissner (meissner at osf.org) +Fri Sep 16 19:22:46 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * mips.c (compute_frame_size): Don't count FP registers twice. + * global.c (global_alloc): Mark regs assigned to SCRATCH as used by + more than just local alloc. -Thu Jan 2 14:59:55 1992 Michael Tiemann (tiemann at hal) +Thu Sep 15 14:36:59 1994 Michael Meissner - * cp-lex.h: Renamed from cp-parse.h. Now cp-parse.h is the file - created by bison from cp-parse.y. - * Makefile.in: reflect this naming change. + * i386/i386.c (order_regs_for_local_alloc): Instead of using + flag_cse_follow_jumps and not leaf_function_p to determine whether + to allocate EDX, and ECX before EAX, use whether or not a DImode + variable was used in the compilation. DImode variables seem to + cause spill failures if EAX is allocated first, while smaller code + is generated if EAX is allocated first, assuming no spill failure. -Thu Jan 2 12:37:32 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * i386/i386.md (SF, DF, XF, and DI moves and pushes): Eliminate + special patterns for TARGET_386 that allow direct pushes from + memory, and instead allow direct pushes from memory as the last + alternative in case no scratch registers could be allocated. + (movxf_mem): Remove inadvertent !TARGET_386 condition. + (addsi3): Allow generation of lea on 486, since the single + instruction lea is at least as fast as the mov and add it + replaces. + (zero extend patterns): Replace !TARGET_486 with TARGET_386. + (bit extracts): Ditto. - * objc-actions.c (build_obj_method_call): Typo in NEXT case. + * i386/osfrose.h (LONG_DOUBLE_TYPE_SIZE): Don't redefine to be 64 + unless NO_LONG_DOUBLE is defined. - * next.h (HAVE_ATEXIT): Defined. +Thu Sep 15 13:46:05 1994 Jim Wilson (wilson@cygnus.com) - * c-decl.c (duplicate_decls): - No error if override decl that has DECL_BUILT_IN_NONANSI. + * expmed.c (store_split_bit_field): Use number of bits in arg not + BITS_PER_WORD to adjust arg in BYTES_BIG_ENDIAN case. - * Makefile.in (c-parse.c): Don't use -o, since cp-parse.output is big. +Thu Sep 15 09:19:12 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) - * Makefile.in (protoize, PROTOIZE): Delee these 2 new targets; - `protoize' was redundant. + * optabs.c (expand_binop, multi-word shifts): Generate rtl + free of conflicts for shifts less than one word. - * c-typeck.c (build_function_call): If the fn is volatile, - make a pointer-to-volatile-function type pointer. - * calls.c (expand_call): Handle calls to such pointers as volatile. +Thu Sep 15 05:29:58 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * expmed.c (init_expmed): Pass all 3 args to `recog'. + * gcc.c: Rework last change so it's done like collect2.c. - * varasm.c (output_constant): For REAL_TYPE, mode_for_size arg is bits. + * cse.c (cse_around_loop): Don't invalidate SUBREG unless + it's a SUBREG of a REG. - * sparc.md (storing SF into mem at symb addr): Fix typos. + * sched.c (sched_analyze_insn): Don't set SCHED_GROUP_P for previous + INSN a USE unless it's a USE of a REG. - * protoize.c (my_access, my_stat, my_execvp, my_link, my_unlink): - (my_open, my_chmod): Macros that run access, stat,... with casts. - Renamed from former POSIX-only macros and made unconditional. - All calls to these functions also renamed. +Wed Sep 14 10:08:58 1994 Michael I Bushnell - * m68k.h (LEGITIMATE_PIC_OPERAND_P): Undo change below, - thus making the behavior really change to accept all CONST_DOUBLE. + * gcc.c: Include in case `errno' is really a macro + as permitted by ANSI C. - * libgcc1.c, libgcc2.c: Renamed from gnulib1.c, gnulib2.c. - * gcc.c (link_command_spec): Link with libgcc.a. - * Makefile.in (libgcc): Rename targets and variables from gnulib. - * *.h, t-*, x-*: Rename refs to those symbols and files. - * expr.c (LIBGCC_NEEDS_DOUBLE): Renamed from GNULIB_... + * getpwd.c (GUESSPATHLEN): If there is no definition of + MAXPATHLEN, then set GUESSPATHLEN to be 100. (It's used + as a starting point, not a limit, so this is harmless.) - * m68k.c (symbolic_operand): Reject all CONST_DOUBLE. - * m68k.h (SELECT_RTX_SECTION): Use LEGITIMATE_PIC_OPERAND_P. - (LEGITIMATE_PIC_OPERAND_P): Reject the CONST_DOUBLEs - that symbolic_operand used to accept. +Tue Sep 13 15:02:19 1994 Michael Meissner -Thu Jan 2 21:06:13 1992 James Van Artsdalen (james at bigtex.cactus.org) + * i386/i386.md (movxf_mem): Fix typo with memory/memory moves + of XFmode variables, where the store actually did a load, ie, the + source and destination operands were fixed. + (fixuns_trunc patterns): Revert to the old code. + (movdf_push486, movxf_push486, movdi_push486): If an address is + based on the stack pointer, account for the stack pointer changing + due to the intermediate pushes generated. - * protoize.c (is_id_char,free_def_dec,check_aux_info): - Don't declare them `inline'. - (save_def_or_dec,munge_compile_params,find_extern_def,check_source, - scan_for_missed_items): Use alloca instead of variable length arrays. +Tue Sep 13 14:11:16 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * Makefile.in (protoize,unprotoize): Get $(LIBS) for alloca. + * collect2.c (fatal_perror, fatal, error): Declare all args as char *. -Thu Jan 2 21:40:52 1992 Jeffrey A Law (law at b115.super.org) +Tue Sep 13 12:40:39 1994 Jeffrey A. Law (snake.cs.utah.edu) - * sparc.h (OPTIMIZATION_OPTIONS): Enable caller-saves for -O2 - and higher optimization levels. + * pa.c (emit_move_sequence): Handle secondary FP load/store + reloads of the form (subreg (mem (plus (reg) (disp)))). + (secondary_reload_class): A secondary register is needed to handle + out-of-range FP loads and stores. + * pa.md (reload_indf, reload_outdf): New expanders. + (reload_insf, reload_outsf): Likewise. -Thu Jan 2 06:46:56 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Mon Sep 12 18:15:48 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * final.c (final_scan_insn): Compare debug_info_level with entries in - its enum, not with integers. + * t-pa (ADA_CFLAGS): New override. + * pa/t-pa-hpux: New file. + * configure (hppa*-*-hpux*): Use t-pa-hpux instead of t-libc-ok. - * reg-stack.c ({SF,DF}mode_reg): Deleted. - (FP_mode_reg): New array, indexed by register and by mode. - (reg_to_stack): Replace initialization of old vars with initialization - of FP_mode_reg. - (replace_reg): Use new array. +Mon Sep 12 14:52:17 1994 Jim Wilson (wilson@cygnus.com) - * romp.c, romp.h, romp.md: Rename symbolic_operand to - romp_symbolic_operand. + * function.c (assign_parms): Set RTX_UNCHANGING_P on stack_parm + for const parameter before calling move_block_from_reg. - * emit-rtl.c (init_emit_once): Create virtual registers before the - structure value regsisters, since the latter might use the former. +Mon Sep 12 14:27:58 1994 Doug Evans (dje@cygnus.com) - * varasm.c (output_constant): Fix typo: missing arg to expand_expr. + * config/fp-bit.c (FLO_union_type): Add packed attribute to `bits'. - * vax.md (call_pop, call_pop_value): Use correct register number for - stack pointer. Add new patterns for case of zero args. +Sat Sep 10 09:50:41 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Thu Jan 2 08:12:59 1992 Fred Fish (fnf at sunfish) + * cse.c (invalidate_for_call): Properly set IN_TABLE. - * x-amix: Minor changes to some comments. - * x-amix (CCLIBFLAGS, GNULIB2_CFLAGS, XCFLAGS): Remove definitions. - * x-amix (manext): Add definition. +Sat Sep 10 06:46:24 1994 Bill Burton (billb@progress.com) -Thu Jan 2 11:14:28 1991 Ken Raeburn (Raeburn@Cygnus.COM) + * Added improved support for Sequent DYNIX/ptx 1.x and 2.x: + * fixinc.ptx: New file. + * i386/seq-sysv3.h (HAVE_ATEXIT): No longer defined. + * i386/seq2-sysv3.h: New file. + * configure (i[34]86-sequent-ptx[12]*): New configurations. + (i[34]86-sequent-sysv*, i[34]84-sequent-ptx): Deleted configurations. + * config.sub (ptx): New OS; use for Sequent. - * fold-const.c (fold, case PLUS_EXPR): If association permits - reduction to var+0, convert var to the desired type before returning - it. +Fri Sep 9 21:48:48 1994 Paul Eggert (eggert@twinsun.com) -Wed Jan 1 10:37:50 1992 Michael Tiemann (tiemann at cygnus.com) + * cccp.c (rescan, handle_directive): Backslash no longer suppresses the + specialness of the following char unless -traditional. + (rescan): Remove backslash-newline only if at top level, since + backslash-newline-space can be encountered during macro processing. + (collect_expansion): Remove special hack for \# inside a #define; + it's not compatible with the C Standard. - * expr.c (convert_move): When GET_MODE_BITSIZE (TO_MODE) > - BITS_PER_WORD, check that it's also > GET_MODE_BITSIZE (FROM_MODE). +Thu Sep 9 17:36:03 1994 Jason Merrill (jason@deneb.cygnus.com) + + * Utilize OSF/1's limited .init support. + * alpha/alpha.h (HAS_INIT_SECTION): Define. + (LINK_SPEC): Add '-init __main'. + * alpha/osf12.h (LINK_SPEC): Ditto. + + * function.c (expand_main_function): Don't call __main if + HAS_INIT_SECTION is defined. - * expr.c (expand_expr): In CONSTRUCTOR case, preserve - MEM_IN_STRUCT_P when creating a new target when TARGET and EXP might - not be independent. +Fri Sep 9 16:36:46 1994 Mike Stump (mrs@cygnus.com) -Wed Jan 1 18:32:03 1992 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * tree.c (decl_function_context): Don't treat C++ member + functions of classes declared in a function, as nested functions. - * c-parse.y (parmlist_1): Accept `PARMS; PARMS'. - (parmlist_or_identifiers_1): Likewise. Also use plain parmlist_2. - Delete the ([names] decls) syntax. - (defn_parms, defn_parmlist_2): Deleted. - * c-decl.c (get_parm_info): Put parm decls into original order. - Don't nreverse the original decls list. - (pushdecl, duplicate_decls): Avoid error for forward parm decl. - (clear_parm_order): New function. - (push_parm_decl): Record original order of parms. +Fri Sep 9 16:10:25 1994 Steve Chamberlain (sac@jonny.cygnus.com) - * c-decl.c (struct binding_level): New slot subblocks_tag_transparent. - (pushlevel): Use that, not ->parm_flag. - (start_function): Set that slot. + * sh/sh.c (prepare_move_operands): Generate better DI constant + code. + (fake_shift): New function. + * sh/sh.md (ashlsi3_n, lshrsi3_n): Only recognise if fake_shift + enabled. + * sh/{lib1funcs.asm, ashlsi3.c, lshrsi3.c, ashrsi3.c} : New files. + * sh/t-sh : Build new files. - * config.sub: Always distinguish between amix and sysv4. - Convert commodore to cbm and digital to dec. +Fri Sep 9 15:52:54 1994 Hallvard B Furuseth (h.b.furuseth@usit.uio.no) - * m68k.md (stack adjust then push SI): New peephole. + * cccp.c: Correct unprototyped pointer args from `0' to `NULL_PTR' - * m68k.h, fx80.h (WCHAR_TYPE): Use precisely "long int". - * sun3.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Undef before defining. +Fri Sep 9 15:17:52 1994 Matthew Green (mrg@splode.mame.mu.oz.au) - * cexp.y (yylex): Use LONG_TYPE_SIZE, not INT_TYPE_SIZE. - (LONG_TYPE_SIZE): Add default definition. + * configure (sparc-*-netbsd): New configuration. + * sparc/netbsd.h: New file. - * objc-actions.c: Declare index and rindex. - (build_module_descriptor): Simplify last change. - Use a fixed name for the initialization function. - (init_objc): Don't do constructor here. - (finish_objc): Do it here, with proper name if not NEXT_OBJC_RUNTIME. +Fri Sep 9 15:15:48 1994 Jim Wilson (wilson@cygnus.com) - * protoize.c: Unprotoized. - (edit_file): Improve message in -n case. + * mips.md (truncdisi2): Change from define_expand to define_insn. + (truncdihi2, truncdiqi2): Likewise. - * Makefile.in (LANGUAGES): Add proto. - (C, C++, OBJC, OBJECTIVE-C): Aliases for l.c. targets. - (PROTOIZE, protoize, PROTO): Aliases for proto. - (rest.encap): Delete dep `proto'. + * sparc.h (SQRTTF2_LIBCALL): Delete. + (INIT_TARGET_OPTABS): Define. + (INIT_SUBTARGET_OPTABS): Define. -Wed Jan 1 15:07:41 1992 Michael Meissner (meissner at osf.org) + * stmt.c (check_for_full_enumeration_handling): Cast malloc result + to `unsigned char *' not `char *'. - * mips.md (extend*): Use gen_lowpart to make the SUBREG, rather than - doing it wrong by hand. If not optimizing, make sign extends from - memory not force the operand into a register first and do two - shifts -- combine already does this when optimizing. - (copyright): Add 1992 to list of years the file was modified. + * dbxout.c (dbxout_symbol_location): Handle error_mark_node in + DECL_INITIAL for C++. -Wed Jan 1 06:10:01 1992 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * mips.md (memory): Add missing !r4600 to first define_function_unit. - * reload1.c (reload): When forcing an illegitimate constant into - memory, use mode of SET_DEST in case constant is VOIDmode. + * sparc.md (negsi2): Use register_operand not general_operand for + output. - * stmt.c (expand_end_case): Pass index type to emit_case_nodes instead - of unsigned flag. - (node_has_{low,high}_bound): Accept INDEX_TYPE as an argument and see - if the a node value is at the limit of values of the type. - (node_is_bounded): Accept INDEX_TYPE and pass to above functions; - always call them. - (emit_case_nodes): Accept INDEX_TYPE instead of UNSIGNEDP as arg; - pass index type to recursive calls and to calls to bound checking - functions. +Fri Sep 9 14:52:58 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * varasm.c (assemble_integer_zero): Deleted. - (assemble_integer, assemble_real): New functions. - (output_constant_pool, output_constant): Use new functions. - * final.c (end_final, profile_function): Likewise. + * config/netbsd.h: Add #undef for everything we define; a few were + missing. - * calls.c (calls_alloca): Don't interpret operands that are RTL as if - they were trees; check args of nested CALL_EXPR for alloca calls. + * reload.c (find_reloads, case 'p'): Operand is BASE_REG_CLASS. -Wed Jan 1 16:51:30 1992 Fred Fish (fnf at fishpond) +Fri Sep 9 14:00:28 1994 Mike Collison (collison@world.std.com) - * Makefile.in (manext): Include the '.' character. - (mandir): Don't use manext. - (install-man, uninstall): Change uses of manext. + * configure (dsp16xx-*): New configuration. + * config.sub (dsp16xx): New basic machine. + * dsp16xx.c, dsp16xx.md, dsp16xx.h, xm-dsp16xx.h: New files. -Wed Jan 1 21:31:01 1992 Ron Guilmette (rfg at ncd.com) +Fri Sep 9 12:47:00 1994 Michael Meissner (meissner@osf.org) - * i860.md (cmpeqsi, cmpltsi, cmpgtsi): Made control flow more obvious. - (cmpnesi, cmplesi, cmpgesi): New patterns. - (cmpgeusi, cmpleusi): Fixed bug in compares against zero. + * i386/i386.md (All SF, DF, XF, DI 486 push patterns): Merge the + memory and nonmemory push patterns together. -Tue Dec 31 11:16:37 EST 1991 Dennis P. Glatting (...!uunet!tti!dennisg) +Fri Sep 9 00:53:36 1994 Richard Stallman - * objc-actions.c (build_module_descriptor): Emit a constructor - function. Constructor function calls a ObjC run-time routine passing - a pointer to the module's module structure. - (init_objc): Call different constructor function if not Next. - (build_selector_translation_table): Don't give a selector global scope. - Changed in construction of decl_specs. + * config.sub: Accept i586 like i386. + Do not use SCO as a default for i386-*. -Tue Dec 31 18:06:23 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu Sep 8 18:49:35 1994 Steve Chamberlain (sac@cygnus.com) - * genrecog.c (add_to_sequence): Clear PREDS for "const_int_operand". - (same_modes): Properly check when we should ignore a mode test. + * config/fp-bit.c (_fpmul_parts): Perform optimized + 64bit*64bit multiply correctly. + * sh/sh.c (synth_constant): Ensure DI mode constants get their + high part zeroed. + (add_constant): Entabled constants are only identical if their + sizes are the same. - * reload1.c (emit_reload_insns): Only change spill_reg_store for - output reloads. - Clear spill_reg_store when we did an input reload to a spill register. - (delete_output_reload): Use single_set. - (count_occurrences): Don't count use which is SET_DEST. +Thu Sep 8 14:40:31 1994 Jim Wilson (wilson@cygnus.com) -Tue Dec 31 16:51:37 1991 Michael Meissner (meissner at osf.org) + * flow.c (mark_used_regs, case REG): Correct typo, use GET_MODE + not GET_CODE. + * sched.c (attach_deaths): Likewise. - * mips.h (MIPS_VERSION): Change Meissner version # to 6. - (ASM_FINAL_SPEC): Don't pass -d and friends to mips-tfile. - (CONSTANT_ALIGNMENT): Align constructors on word boundaries. +Tue Sep 6 23:33:41 1994 Per Bothner (bothner@kalessin.cygnus.com) - * mips.md (extend*): Replace sign extension insns with a - define_expand that converts the expansion into the appropriate - shifts. Add insns that do sign extension from memory, which the - optimizer will utilitize if the thing being sign extended really - comes from memory. This allows the shifts to compete for CSE, at a - potential cost of generating worse code if reload spills a HI or QI - register to the stack. - (sne define_split): Instead of using a constant 0 as the second - argument to the slti instruction, use a hard coded regisiter 0. + * tree.c (get_set_constructor_bits, get_set_constructor_words): + New functions. Extract bits or words from SET_TYPE CONSTRUCTOR. + * tree.h: Declare above new functions. + +Thu Sep 8 14:02:05 1994 Michael Meissner (meissner@osf.org) + + * 386/i386.h (TARGET_OPTIONS): New macro to define -mreg-alloc= + switch to allow users to override the register allocation order. + (OVERRIDE_OPTIONS): Call the function override_options. + (REG_ALLOC_ORDER): Define to allocate in the natural order, this + is needed for ORDER_REGS_FOR_LOCAL_ALLOC to work. + (ORDER_REGS_FOR_LOCAL_ALLOC): Define to call the function + order_regs_for_local_alloc. + (regclass_map): Move declaration to end of file. + (i386_compare_op0, i386_compare_op1): Ditto. + (CLASS_LIKELY_SPILLED_P): Define, return 1 for AD_REGS in addition + to all of the single register classes, since AD_REGS is only used + to allocate EAX:EDX. + (override_options, order_regs_for_local_alloc): Add declarations. + (hi_reg_name): Add declaration. + (qi_reg_name): Ditto. + (qi_high_reg_name): Ditto. + (i386_reg_alloc_order): Add declaration for TARGET_OPTIONS to use. + + * i386/i386.c (i386_compare_op0, i386_compare_op1): Initialize + with NULL_RTX. + (i386_reg_alloc_order): Provide global variable definition. + (regs_allocated): Static array to note whether a register is noted + via -mreg-alloc=. + (override_options): Provide checking for registers declared with + -mreg-alloc=. + (order_regs_for_local_alloc): If -mreg-alloc= was used, + allocate registers mentioned in order, and then allocate all other + registers in the normal register order. If -mreg-alloc= was + not used, allocate registers in natural order except for non-leaf + functions with CSE following jumps, allocate EAX after EDX and + ECX, to allow the function return to be CSE'd, and perl 4.036's + perly.y to be compiled without aborting due to not being able to + find a spill register. + (movsf, movdf, movdi): Rewrite all patterns to provide effecient + memory to memory moves, including pushes for i386 and i486. Fixes + problems in compiling motif+ without optimization. + (swapsf): Add, like swapdf and swapxf. + (fixuns_truncsfsi2, fixuns_truncdfsi2): Use general_operand + instead of register_operand for define_expand, since the operand + is copied to a new pseudo register as part of the expansion. + (fix_truncxfdi2, fix_truncdfdi2, fix_truncsfdi2): Rewrite to call + the more primitive generator functions instead of knowing how many + clobbers of match_scratchs they do. + + * Makefile.in (aux_output.o): Define TARGET_CPU_DEFAULT if + specified when compiling aux_output.o to allow the machine C file + access to this if it wants it. + +Thu Sep 8 07:15:29 1994 David Edelsohn (edelsohn@npac.syr.edu) + + * rs6000.md (movsi matcher): Merge TARGET_POWER and !TARGET_POWER + cases. Rationalize mnemonics. + (movhi and movqi matchers): Likewise. + (movsf matcher): Correct length attribute for stfs which no longer + includes frsp. + +Thu Sep 8 07:06:31 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * rs6000.h (REGISTER_MOVE_COST): Fix typo in last change. + +Wed Sep 7 19:31:52 1994 Paul Eggert (eggert@twinsun.com) + + * cccp.c (handle_directive): In `#include ' directives, + remove backslash-newline properly. Don't allow any other newlines. + +Wed Sep 7 18:11:29 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * rs6000.h (REGISTER_MOVE_COST): Moving between special registers + is expensive. + + * combine.c (simplify_comparison): Convert comparison to unsigned + when stripping off a ZERO_EXTEND. + + * combine.c (simplify_set): Only convert IF_THEN_ELSE to logical + expression if mode of object being compared is result mode. + +Wed Sep 7 18:09:17 1994 David J. MacKenzie (djm@geech.gnu.ai.mit.edu) + + * configure: Ignore --help, --version, --program-prefix, + --program-suffix, --cache-file, --quiet, --silent. + +Wed Sep 7 13:29:50 1994 Doug Evans (dje@cygnus.com) + + * stmt.c (expand_asm_operands): Move test for misspelled registers + higher so all cases caught. + +Wed Sep 7 09:54:14 1994 Per Bothner (bothner@kalessin.cygnus.com) + + * configure: Touch Makefile.ll before appending subdir stuff. + (Needed if there are no subdirs.) + +Wed Sep 7 11:19:18 1994 Kresten Krab Thorup (krab@akvavit.next.com) + + * objc/init.c (__objc_init_protocols): Remove assertion. + * objc/Object.m (conformsTo:): Make lookup allways happen in + the class object. + +Tue Sep 6 17:47:39 1994 Per Bothner (bothner@kalessin.cygnus.com) + + * configure: Rename *-next-ns[23] to *-next-nextstep[23]. + * config.sub: Cleanup NeXT support to emit nextstep*. + +Tue Sep 6 18:38:02 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * reload.c (find_reloads_address): Don't reorder the operands of a + PLUS when fixing up index. + +Tue Sep 6 18:24:50 1994 Matthias Pfaller (leo@marco.de) + + * ns32k.md (stackadjust/push peepholes): For the adjust/push/push + pattern one offset was wrong. + Don't use addr for register and and MEM refs. + +Tue Sep 6 11:24:06 1994 Steve Chamberlain (sac@jonny.cygnus.com) + + * sh/sh.c (push, pop): Generate REG_NOTES. + (synth_constant): Correct one of the patterns. + (output_file_start): Bump version number. + * sh/sh.h (EXIT_IGNORE_STACK): Now 1. + * sh/sh.md (adddi3, subdi3): Simplify. + (casesi_worker): Use TARGET_BIGTABLE. + +Mon Sep 5 12:29:15 1994 Ian Lance Taylor (ian@cygnus.com) + + * ginclude/math-68881.h: Change inline functions from static to + extern. + + * configure (i[34]86-*-sysv4*): If --with-stabs, set tm_file to + i386/sysv4gdb.h. + * config/i386/sysv4gdb.h: New file; sets PREFERRED_DEBUGGING_TYPE. + +Sun Sep 4 08:40:02 1994 Chris Smith (csmith@convex.com) + + * convex.h (VTABLE_USES_MASK, VINDEX_MAX, SET_DECL_VINDEX): + delete, no longer used. + (target_flags): delete cexp.c hack, no longer needed. + * convex.md (decr-and-set-cc0): fix HImode to use halfword + insns. + (cmpqi patterns): fix constraints not to use A regs + +Sat Sep 3 14:12:11 1994 Michael Meissner (meissner@osf.org) + + * i386/i386.md (DImode move and push insns): Eliminate movdi + wrapper that made a DI temp register to do a memory to memory + move because it creates too much register pressure, especially + when not optimizing. On the 486, allocate and use 1-2 scratch + registers to push a DImode value. - * mips-sysv.h (MD_STARTFILE_PREFIX): Define to point into the - directory where the MIPS compilers live. - (LIB_SPEC): Add crtn.o after all libs. - (STARTFILE_SPEC): Use crt1.o, not crtn.o. - (MACHINE_TYPE): Correct typo, this is System V, not BSD. - Changes are from Ron Guilmette (rfg at ncd.com). +Fri Sep 2 15:11:59 1994 Jason Merrill (jason@deneb.cygnus.com) + + * c-decl.c (min_precision): Move from here. + * c-common.c: To here. - * configure (mips-*-sysv): Correctly use mips-sysv.h instead of - mips.h. Change is from Ron Guilmette. +Fri Sep 2 13:16:38 1994 Per Bothner (bothner@kalessin.cygnus.com) -Tue Dec 31 16:51:37 1991 Michael Stump (mrs at charlie.secs.csun.edu) + * tree.h (maximum_field_alignment, set_alignment): New declarations. - * t-decrose, t-decstatn, t-encrose, t-i386rose, t-mips: Remove - collect2 from EXTRA_PASSES, as collect2 does not need installing as - collect2. Also, change the symlink back to a hard link. +Fri Sep 2 14:25:36 1994 Ian Lance Taylor (ian@cygnus.com) - * Makefile.in: Add collect2 to STAGESTUFF as it is something that - needs removing or moving to stagen, but it should not be installed. + * config/svr4.h (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE, + DBX_BLOCKS_FUNCTION_RELATIVE, ASM_IDENTIFY_GCC, + ASM_IDENTIFY_GCC_AFTER_SOURCE, ASM_OUTPUT_SOURCE_LINE, + DBX_FUNCTION_FIRST): Define. This adds support for -gstabs for + SVR4 configurations. -gstabs requires gas and gdb. + * config/sparc/sol2.h (DBX_DEBUGGING_INFO, + DBX_BLOCKS_FUNCTION_RELATIVE, ASM_IDENTIFY_GCC, + ASM_IDENTIFY_GCC_AFTER_SOURCE, ASM_OUTPUT_SOURCE_LINE, + DBX_FUNCTION_FIRST): Don't define. Now defined by config/svr4.h. + (PREFERRED_DEBUGGING_TYPE): Undefine before defining. + * config/sparc/sysv4.h (DBX_DEBUGGING_INFO): Don't bother to + undefine before including svr4.h. + (ASM_OUTPUT_SOURCE_LINE): Undefine before including svr4.h. -Tue Dec 31 15:47:50 1991 Michael Tiemann (tiemann at hal) +Thu Sep 1 22:02:02 1994 Michael Meissner (meissner@osf.org) - * combine.c (simplify_comparison): Swap evaluation of OP0 and OP1 so - the lattern can use the result of the former. + * toplev.c (fatal_insn): Move most of the code from + fatal_insns_not_found here, and add an argument to give the error + message. + (fatal_insn_not_found): Call fatal_insn. + * rtl.h (fatal_insn, fatal_insn_not_found): Add prototypes. + * genextra.c (main): Don't declare fatal_insn_not_found in + insn-extract.c. + * reload1.c (reload): Call fatal_insn where appropriate to print + an error message instead of calling abort. + (spill_failure): Ditto. + (reload_as_needed): Ditto. + (allocate_reload_reg): Ditto. + (emit_reload_insns): Ditto. - * conditions.h: In comments, refer to `tm.h', since `tm-' is no - longer the form used for these files. +Thu Sep 1 19:34:26 1994 Jason Merrill (jason@deneb.cygnus.com) + + * tree.c (type_list_equal): If the types of the default arguments + differ, the lists do not match. + +Thu Sep 1 19:29:58 1994 Matthias Pfaller (leo@marco.de) -Tue Dec 31 11:45:26 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * ns32k.md (stack-adjust/push peepholes): Addresses are + moved with "addr", not with "movd". - * cp-lex.c (lineno, finput): Decls deleted. +Thu Sep 1 19:17:55 1994 Paul Eggert (eggert@twinsun.com) - * global-alloc.c (find_reg): New arg RETRYING. - (retry_global_alloc, global_alloc): Pass that arg. + * cccp.c (make_definition): Don't dump core when given an + unterminated string in a -D option. - * Makefile.in (*protoize, *protoize.o): Compile with CC. - * protoize.c: Include config.h, not tconfig.h. - Always define _POSIX_SOURCE. +Thu Sep 1 19:13:35 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * convex*.h (CPP_SPEC): !ansi controls _POSIX_SOURCE, _CONVEX_SOURCE. - * conv1*.h, conv2*.h: Files deleted. + * c-typeck.c (convert_arguments): Give proper warnings when + converting COMPLEX_TYPE; widen check to include all integral types. - * m68k.h, fx80.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Defined. +Wed Aug 31 20:38:53 1994 Per Bothner (bothner@spiff.gnu.ai.mit.edu) -Tue Dec 31 08:08:32 1991 Tom Wood (wood at dg-rtp.dg.com) + * fixproto: Define FIX_HEADER (needed by Aug 19 change). + Use FIX_HEADER instead of $original_dir/fix-header (twice). - * cexp.y (yylex): Record the parsed characters when dealing with - multibyte characters. +Wed Aug 31 16:56:15 1994 Jason Merrill (jason@deneb.cygnus.com) + + * stmt.c (warn_if_unused_value): Extend special case for casted + MODIFY_EXPRs to apply to INIT_EXPRs as well. + +Wed Aug 31 16:30:09 1994 Per Bothner (bothner@kalessin.cygnus.com) -Mon Dec 30 17:13:30 1991 James Van Artsdalen (james at bigtex.cactus.org) + * stor-layout.c (set_alignment): New global. + (layout-type): Add support for SET_TYPE. - * i386.md (mulhi3,mulsi3): If a multiply by constant 128, use the - two operand multiply instead of three operand form: the AT&T - assemblers generate incorrect object code for the latter. + * expmed.c (store_bit_field): Semi-revert Aug 25 change: + Make it apply only for BLKmode, not integral modes. -Mon Dec 30 17:39:36 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * stmt.c (all_cases_count, mark_seen_cases): New functions. + (BITARRAY_TEST, BITARRAY_SET): New macros. Used (mainly by + Chill) to check all cases are covered (for enums and ranges). + (check_for_full_enumeration_handling): Re-write to use the + new functions, now that we have them. - * jump.c (jump_optimize): Complete last change: use expand_and result. +Wed Aug 31 19:19:29 1994 Richard Earnshaw (rwe@pegasus.esprit.ec.org) - * reload1.c (emit_reload_insns): Check if reload_in needs a secondary - reload if we have an in-out reload, since it might have been the - output the needed the secondary reload. + * combine.c (nonzero_bits, cases DIV, MOD, UDIV, UMOD): Declare + op0_maybe_minusp and op1_maybe_minusp as HOST_WIDE_INT. - * cse.c (simplify_unary_operation): Mode of integer CONST_DOUBLE is - VOIDmode, not DImode. +Wed Aug 31 18:54:54 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * fold-const.c (fold, case COND_EXPR): Make an ABS_EXPR when the - comparison is LE_EXPR or LT_EXPR. + * expmed.c (store_split_bit_field): Always adjust arg to + extract_fixed_bit_field in BYTES_BIG_ENDIAN case. - * calls.c (calls_alloca): New function. - (expand_call): Preexpand any argument that contains a call to alloca - if this call will use the stack. +Wed Aug 31 02:49:34 1994 Roland McGrath - * rs6000.h (DATA_SECTION_OP): Make result a string to avoid compilation - error. + * config/i386/gnu.h (LIB_SPEC): New macro. - * rs6000.h, sparc.h, sun2o4.h, sun3.h (WCHAR_TYPE_SIZE): Fix - incorrect definition. +Tue Aug 30 16:35:23 1994 Jason Merrill (jason@deneb.cygnus.com) + + * toplev.c (lang_options): Add -W{no-,}reorder. + +Tue Aug 30 13:55:58 1994 Jeffrey A. Law (law@snake.cs.utah.edu) -Mon Dec 30 16:10:46 1991 Michael Meissner (meissner at osf.org) + * combine.c (simplify_comparison, case GEU): Add missing break. - * mips.h (CC1_SPEC): Complete change deleting -mnogpopt and -mngpopt - in favor of -mno-gpopt. +Mon Aug 29 17:50:55 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Dec 30 11:32:05 1991 Michael Tiemann (tiemann at cygnus.com) + * vax.md (extv, extzv): Don't use ROTL when field is outside + boundaries of a word. - * cp-class.c (build_vtable): If we're doing #pragma interface - and the interface is known, set TREE_PUBLIC, regardless of - TREE_EXTERNAL settings. +Mon Aug 29 11:43:18 1994 Kresten Krab Thorup (krab@akvavit.next.com) + + * objc/sendmsg.c (get_imp): Don't inline on 386. + +Sun Aug 28 18:56:03 1994 Andrew McCallum (mccallum@cs.rochester.edu) + + * objc/class.c (objc_get_meta_class): New function. + +Sat Aug 27 23:13:53 1994 Michael Meissner (meissner@osf.org) + + * i386/i386.c (legitimate_address_p): If index register is either + the arg pointer or the stack pointer, and there is no scale + factor, swap with the base register. + + * i386/i386.h (REG_CLASS_CONTENTS): Don't allow the arg pointer + register as an index register, since the frame could be omitted, + and the stack pointer is not valid as an index. + + * i386/i386.md (mov*, movstrict*): Don't create pushes of memory + values when creating insns, let the combiner create a push of a + memory value if -m386. In particular, pushes of byte values was + broken because there is no pattern to recognize such a push. + +Fri Aug 26 16:03:09 1994 Michael Meissner (meissner@osf.org) + + * i386/i386.h (MASK_*): Add masks for all of the switches. + (TARGET_*): Use appropriate MASK_* instead of a number. Add + -mdebug-addr switch to debug GO_IF_LEGITIMATE_ADDRESS, + -mno-wide-multiply to turn off widening multiplies, and -mno-move + to allow integer move insns to generate direct memory to memory + copies, which reload will fix up. Add TARGET_386 which is not of + TARGET_486. + (REG_ALLOC_ORDER): Go to the order used in 2.5.8, eax, edx, ecx, ... + Add a comment describing the tradeoffs. + (REG_OK*): Add strict and non-strict versions of the macros that + are always present, and REG_OK_STRICT chooses between the two + inner macros. + (GO_IF_LEGIMATE_ADDRESS): Move processing to legitimate_address_p + function. + (LEGITIMIZE_ADDRESS): Move processing to legitimize_address + function. + (function declarations): Add function declarations for all extern + functions in i386.c. + + * i386/i386.c (asm_add): Add support in case adding by 1 or -1 to + use inc/dec. + (various): Change TARGET_486 -> !TARGET_386. + (legitimate_address_p): Move GO_IF_LEGITIMATE_ADDRESS processing + here from i386.h. Combine OSF/rose support from osfrose.h through + the use of conditional macros. Only recognize addresses in + canonical formats, code adapted from the i960 port. Add tracing + if -mdebug-addr. + (legitimize_address): Move LEGITIMIZE_ADDRESS here from i386.h, + and add adaptations from the i960 port. + (convert_387_op): Remove unused function. + + * i386/i386.md (various): Remove cast to char * of output + functions, since i386.h now declares them all properly. Change + TARGET_486 tests to !TARGET_386 and !TARGET_486 to TARGET_386. + (movsi, movstricthi, movhi, movstrictqi, movqi, movdi): Add + define_expand wrappers to prevent memory<->memory moves from being + generated unless -mno-move is used. On 486's do not allow push of + memory insns to be generated unless -mno-move. + (movdi): For movdi patterns, add 2 (clobber (match_scratch...)) + declarations to allow memory<->memory moves with non-contigous + registers, so that reload don't abort if it can't make a DI + register. + (umulsidi3, mulsidi3): Don't allow pattern if -mno-wide-multiply. + (smultsi3_highpart, umultsi3_highpart): Add patterns to make + division by constants generate better code. - * cp-decl.c (make_temporary_for_reference): Don't call - `convert_pointer_to', since the type may not be an aggr type. + * i386/osfrose.h (MASK_*): Use octal to define bitmasks, not hex, + for compatibility with i386.h. + (NO_IMPLICIT_EXTERN_C): Define. + (LONG_DOUBLE_TYPE_SIZE): Explicitly define to be 64 instead of + just #undef'ing it. + (GO_IF_LEGITIMATE_ADDRESS): Delete, merged with common i386 code. + (ASM_FILE_END): Print -fschedule-insns and -fschedule-insns2 in + ident string if those options are used. + (REAL_LD_FILE_NAME): Delete. + (ASM_OUTPUT_DOUBLE): Delete, use the common macros. + (ASM_OUTPUT_FLOAT): Ditto. + (ASM_OUTPUT_LONG_DOUBLE): Ditto. - * cp-decl.c (finish_decl): Now takes 4th arg NEED_POP. - All callers changed. +Thu Aug 25 17:15:18 1994 Per Bothner (bothner@kalessin.cygnus.com) - * cp-class.c (permanent_obstack): Declare it. - (add_method): push and pop obstacks before changing out of/into - temporary allocation. - * cp-decl.c (implicitly_declare): Add - push_obstacks_nochange/pop_obstacks around changes out of/into - temporary allocation. - (shadow_tag,xref_tag,start_decl,finish_decl): Ditto. - * cp-decl2.c (grokfield,get_temp_name): Ditto. - * cp-except.c ({ansi_}lookup_exception_object): Ditto. - * cp-lex.c (get_time_identifier): Ditto. - * cp-tree.c (build_exception_variant): Ditto. - * cp-typeck.c (mark_addressable): Ditto. + * expmed.c (store_bit_field): Always store into multi-word + bitfields starting with low addresses. (Old code was + incompatible with operand_subword_force on big-endian targets.) - * cp-decl.c (grokdeclarator,maybe_build_cleanup): Delete calls to - preserve allocation status. Now handled by callers. +Thu Aug 25 18:31:20 1994 Antti Miettinen (amiettin@ntc.nokia.com) -Mon Dec 30 01:44:21 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * m68k/lynx.h (CALL_USED_REGS): Add d2 and d3 as call-used. - * c-lex.c (yyprint): Function moved here. - * c-parse.y, objc-parse.y: Moved from here. +Thu Aug 25 11:30:44 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * Makefile.in (c-parse.c, objc-parse.c, cp-tab.c, cexp.c): - cd to srcdir to run Bison. + * cse.c (record_jump_cond): Don't do anything if OP0 and OP1 + are already equivalent. - * c-lex.c (check_newline): Get rid of #ident pedantic warning. - * cccp.c (do_ident): Put it here. - Don't warn if in system header file. + * rtlanal.c (may_trap_p, case EXPR_LIST): New case. - * cccp.c (main, finclude): Warn if file ends in backslash-newline. + * c-common.c (shorten_compare): Don't issue warning if both + operands constants and the signedness doesn't affect the + comparison results. - * next.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): New definitions. + * configure: Refine handling and error-checking of positional args. - * global-alloc.c (find_reg): Kick out local regs if that helps. - (global_alloc): Set up vars local_regs_live_length, local_regs_n_refs. + * print-tree.c (print_node): Print more flags for types and decls. - * protoize.c (do_processing): Fix setting syscalls_absolute_filename. + * c-typeck.c (type_lists_compatible_p): Treat transparent unions + just like unnamed ones. - * configure (m68k-*-sysv4*, m68k-*-amix*): New alternatives. - * config.sub (*-commodore): Default OS to Amigados. - (-amix*): Allow this as input. - (amiga): New abbreviation. +Wed Aug 24 19:34:52 1994 Charles Hannum (mycroft@duality.gnu.ai.mit.edu) - * sparc.c (output_function_epilogue): Skip unimp differently in leaf. - Use jmp insn rather than separate add. - (output_return): Skip unimp here too. - * sparc.md (return "peepholes"). Handle skipping the unimp. + * configure: Rearrange handling of NetBSD ports to use the standard + `cpu-vendor-os' format. + * config.sub: Recognize names of NetBSD ports that do not correspond + to a CPU name. - * fold-const.c (fold, optimizing 2*EXPR): Use save_expr. +Wed Aug 24 18:43:30 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * varasm.c (make_decl_rtl): Permit initializer for local explicit reg. + * print-tree.c (print_node_brief, print_node): Use assignment instead + of initialization for aggregate local variable REAL_VALUE_TYPE d. - * c-decl.c (kept_level_p): Changed to also return TRUE for binding - levels which contain only tagged type declarations. +Wed Aug 24 18:28:52 1994 Ian Lance Taylor (ian@cygnus.com) - * calls.c (expand_call): Cleaned up prev change. + * config/svr4.h (ASM_OUTPUT_SECTION_NAME): Define. + * config/sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Output #alloc to + set SHF_ALLOC in section flags. -Mon Dec 30 11:29:47 1991 Michael Tiemann (tiemann at mole.gnu.ai.mit.edu) +Wed Aug 24 17:45:19 1994 Jim Wilson (wilson@sphagnum.cygnus.com) - * cp-lex.c (real_yylex): Call REAL_VALUE_TRUNCATE with 2 args. + * c-parse.in (parmlist_2): Give error for function with only + ELLIPSIS as an argument. - * calls.c (expand_call): Handle allocating ARGBLOCK in the case - that ACCUMULATE_OUTGOING_ARGS is not defined. +Wed Aug 24 17:36:22 1994 H.J. Lu (hjl@nynexst.com) -Mon Dec 30 10:27:11 1991 James Van Artsdalen (james at bigtex.cactus.org) + * i386/linux.h (STARTFILE_SPEC): Add %{static:-static}. - * protoize.c: fix typo in inclusion. +Wed Aug 24 14:34:37 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Dec 30 06:16:16 1991 Leonard Norrgard (vinsci at nic.funet.fi) + * calls.c (expand_call): Check for variable-sized return value + in proper place. - * c-decl.c (grokdeclarator): Changed erroneus error message. + * c-typeck.c (default_conversion): Don't substitute constant + value if array since will return address. -Sun Dec 29 16:16:55 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * configure (LANG_MAKEFILE): Include lang/Makefile.in in list. - * toplev.c (main): Last -On option wins. - * Makefile.in (ENQUIRE_CFLAGS): Add -O0. + * alpha.h (EXTRA_CONSTRAINT): Add new letter, `R'. + (ENCODE_SECTION_INFO): Don't check TREE_ASM_WRITTEN. + (PREDICATE_COSTS): Add call_operand. + * alpha.c (call_operand): New function. + (output_epilog): Don't set SYMBOL_REF_FLAG of current function. + * alpha.md (call): Rework to use macro version of jsr. + * osf2.h (LINK_SPEC): Don't define; should never have been. - * Makefile.in (cp-tab.c): Change "expect" message. + * c-typeck.c (push_init_level): Don't blow up if construct_type + is null (can happen with missing brace). - * final.c (leaf_renumber_regs): Renumber just the PATTERN. +Wed Aug 24 10:49:35 1994 Michael Meissner (meissner@osf.org) -Sun Dec 29 14:20:15 1991 Per Bothner (bothner at cygnus.com) + * i386/i386.h (REG_ALLOC_ORDER): Restore previous version which + allocates edx first, then ecx, eax, ... This is because perl + doesn't build when the order is eax, ecx, edx... - * dbxout.c (dbxout_type): Tiemann's DECL_IGNORED_P optimization (Nov - 20) was a little too drastic: If it succeded, no type info was - emitted at all, which made for syntactically invalid stabs. - Instead, just set 'full=0', - * dbxout.c (dbxout_symbol): Re-write code for TYPE_DECL to be a - little cleaner. It *seems* to work ... +Tue Aug 23 09:20:16 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Sun Dec 29 07:04:22 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * configure: Restore old behavior of positional arguments. + Add new argument, --noguess. + config.guess now guesses BUILD, not HOST; HOST defaults from BUILD. + Always compare canonical names, not user-specified names. + Numerous minor changes in the messages output to make the + configuration chosen clearer. - * expr.c (convert_move): Add truncates from DImode to smaller modes. - (move_by_pieces, move_by_pieces_ninsns): Rework to remove explicit - references to integer modes. - Never need to align greater than BIGGEST_ALIGNMENT. +Tue Aug 23 02:01:42 1994 Richard Stallman - * optabs.c (init_extends, init_fixtab, init_floattab, init_optabs): - Add TImode operations. + * config.sub: Move m68k-ccur handling to proper part of file. + Canonicalize cpu type pentium into i486. (Change it to i586 later.) - * reload.c (find_reloads): Prefer alternatives that reload SCRATCH - instead of something else. +Mon Aug 22 18:41:59 1994 Steve Chamberlain (sac@jonny.cygnus.com) - * rs6000.md (movti): Adjust constraints and alternative order so - we actually get to use the stsi insn. + * sh/sh.c (find_barrier): Calculate the size of larger than + SI moves correctly. + (general_movsrc_operand): Allow label_refs plus const. + (sh_function_arg_partial_nregs, sh_function_arg): Pass BLKmode + objects in partial regs. + * sh.h (TARGET_DEFAULT): Turn off BIGTABLE_BIT. + (EXTRA_CONSTRAINT_Q): Allow label_refs plus const. + (READONLY_DATA_SECTION_ASM_OP, EXTRA_SECTIONS, rdata_section): + Delete rdata section and refs. + * sh.md (dimode split): Don't allow a Q constraint source. - * rs6000.h (REG_ALLOC_ORDER): Put r9 in front of r11 so we don't try to - put a TImode value in r11 as often. +Sun Aug 21 23:15:35 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * caller-save.c (setup_save_areas): New parameter pchanged; set when - memory is allocated. - * reload1.c (reload): Pass pointer to something_changed to - setup_save_areas. + * pa.h (FUNCTION_ARG): Use indirect calling conventions when + TARGET_LONG_CALLS is in effect. - * loop.c (scan_loop): Don't suppress moving insns that can trap just - because we have passed a call inside a libcall/retval block. +Sat Aug 20 13:31:34 1994 Jim Wilson (wilson@cygnus.com) - * jump.c (get_label_before): Don't separate a CALL_INSN from any USE - insns immediately preceeding it. - (get_label_after): Likewise, for following CLOBBERs. + * sched.c (sched_analyze_insn): Add new parameter loop_note. + If loop_note set, then serialize on this insn. + (sched_analyze): New variable loop_note. Pass to + sched_analyze_insn. Set it if we pass a NOTE_INSN_LOOP_BEG or + NOTE_INSN_LOOP_END. + (unlink_notes): Don't save away NOTE_INSN_LOOP_BEG or + NOTE_INSN_LOOP_END notes. + (schedule_block): Generalize code that looks for magic REG_DEAD + notes and converts them to notes. - * cse.c (fold_rtx, case '<'): When seeing if we have seen this - comparison before, use a constant equivalence. - Add test for things like "(a | 1) != 0". - (fold_rtx, case '2'): Move code to handle associative operations to - here; add support for MINUS, SMAX, SMIN, UMAX, and UMIN. - (record_jump_equiv): See if OP1 is equivalent to a constant. +Sat Aug 20 12:47:21 1994 Michael Meissner (meissner@osf.org) - * jump.c (jump_optimize): Don't pass a SUBREG as a target to - expand_and. + * i386.h (REG_ALLOC_ORDER): Allocate eax first, then ecx, edx, and + then do the nromal allocation order for the remaining registers. - * combine.c (subst): Never associate floating-point, even if not IEEE. - Associate MAX and MIN operations. +Fri Aug 19 20:14:35 1994 Jim Wilson (wilson@cygnus.com) - * output.h (output_asm_insn, asm_fprintf): Add "extern" to decls. - (alter_subreg): Add declaration. - * rs6000.md (movsf, movdf): Don't declare alter_subreg here. - (trunc_call_rtl): Don't declare trunc_used; use rs6000_trunc_used. - * rs6000.c (rs6000_trunc_used): New name of trunc_used. - * rs6000.h (rs6000_trunc_used): Add declaration. + * tree.c (build_type_variant): Only return existing type if it + also has the same TYPE_NAME. -Sat Dec 28 18:14:21 1991 Michael Tiemann (tiemann at cygnus.com) + * irix5.h (NO_IMPLICIT_EXTERN_C): Comment out. - * cp-method.c (build_overload_name): Don't call OB_FINISH unless END - is nonzero. +Fri Aug 19 16:41:43 1994 Per Bothner (bothner@kalessin.cygnus.com) -Sat Dec 28 17:46:05 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * fixproto: Use $FIX_HEADER macro instead of calling + fix-header directly in 2nd location. - * gcc.c (default_compilers): Handle -ansi in the C++ entries - exactly the same way as the C entries do. +Fri Aug 19 17:34:19 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * rtl.c (add_dependence): Cast enums to int before doing an - ordered comparison, since some compilers can't do this. + * expr.c (emit_move_insn_1): Never make a no-conflict block. - * sparc.c (pic_address_needs_scratch): New function. Returns - true if the pic address X needs a scratch register when loaded. - (legitimize_pic_address): Clean up. New argument SCRATCH, which - is a scratch register for those loads that need it. - (emit_move_sequence): New argument SCRATCH_REG, which is a scratch - register for those loads that need it. When loading a pic label, - set %o7 instead of clobbering it so its value can be used later. - (compute_frame_size): Leaf functions need to allocate space for - register window in frame if size greater than 0. - (print_operand): Delete obsolete %^ which added %o7 to addresses. - All uses of %o7 are now explicit. - * sparc.h: Fix callers of legitimize_pic_address. - (REG_CLASS_FROM_LETTER): Add 'r' case. - (SECONDARY_INPUT_RELOAD_CLASS): New macro, to force reload to - allocate a scratch register for certain pic address reloads. - (flag_pic): Define as extern so that it will be defined for - insn-emit.c. - * sparc.md: Fix all callers of legitimize_pic_address and - emit_move_sequence. - (reload_insi): New pattern. Used to force reload to allocate a - scratch register for those pic address loads that need one. - (reload_insi+2): When loading pic label, set %o7 instead of - clobbering it. - (movdf, movsf): Reject matches that would require reloading via - use of a condition. - (tablejump): Now a define_expand, so can generate different - pattern when pic. - (pic_tablejump): Explicitly mention in rtl that %o7 is used, - instead of using %^. + * tree.h (struct tree_type): New field transparent_union_flag. + (struct tree_decl): New field transparent_union. + ({DECL,TYPE}_TRANSPARENT_UNION): New macros. + * c-common.c (decl_attribute): Handle "transparent_union" attribute. + * function.c (assign_parms): If parm is transparent union, use + type of first field. + * calls.c (expand_call): Likewise. + * integrate.c (function_cannot_inline): Don't inline if any + parm is a transparent union. - * m88k.h, sparc.h: Delete references to non-existent - BLOCK_PROFILER_USED_REG_P macro. +Fri Aug 19 12:01:11 1994 Ian Lance Taylor (ian@cygnus.com) -Sat Dec 28 14:31:36 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * fixincludes: Canonicalize ${INPUT} to avoid automounter + problems. - * c-lex.c (check_newline): Set ignore_escape_flag for reading filename. - (yylex): Handle ignore_escape_flag in string constant. +Fri Aug 19 11:31:24 1994 Kresten Krab Thorup (krab@akvavit.next.com) - * gnulib2.c (__do_global_dtors): Count elements properly. + * objc-act.c (build_selector_translation_table): Reset + current_function_decl after hack_function_prototype build it. + (build_module_descriptor): Return constructor name from functions + decl_rtl. - * m68k.md (tsthi): Don't allow address register. +Thu Aug 18 17:23:18 1994 Per Bothner (bothner@spiff.gnu.ai.mit.edu) -Sat Dec 28 11:49:06 1991 James Van Artsdalen (james at bigtex.cactus.org) + * README.FRESCO: New file. Notes about compiling the Fresco + toolkit with g++. - * final.c (final): Initialize elements of line_note_exists. +Thu Aug 18 14:10:22 1994 Jim Wilson (wilson@cygnus.com) - * protoize.c: Don't include on USG unless SVR4. + * combine.c (distribute_notes, case REG_UNUSED): Ignore notes when + from_insn != i3 only if the notes would remain as REG_UNUSED notes. -Sat Dec 28 11:09:36 1991 Fred Fish (fnf at fishpond) +Wed Aug 17 18:31:43 1994 Holger Teutsch (holger@hotbso.rhein-main.de) - * Makefile.in (includes): Pre-remove the tmp dir; fix INSTALLED_H ref. + * clipper.h (CLIPPER_ARG_SIZE): Return size in bytes. + (FUNCTION_ARG_ADVANCE): Fix argument alignment processing. -Sat Dec 28 06:31:16 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Wed Aug 17 18:03:54 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * sparc.md (movstrsi): Fix typo testing for more than 32 subunits. + * fx80.md (casesi_2): Operand 0 is HImode; add SIGN_EXTEND + when adding to pc. + (casesi): Operand 0 is HImode. + (unnamed PC addition pattern): Add SIGN_EXTEND to add HImode + offset to SImode PC. + * m68k.md (tablejump): Add SIGN_EXTEND to HImode offset + so can add to SImode PC. + Likewise for matching pattern. + * cse.c (fold_rtx): When folding tablejump, allow LABEL_REF + to be in arg0; also allow other arg to be MINUS, not just be + equivalent to it. - * genrecog.c: Major rework. - We now check to see if pairs of comparison nodes can have anything - that they both match. If not, they can be reordered. An efficient - ordering is established that groups all nodes with identical rtl - codes inside groups with identical modes. This allows us to generate - a comparison tree that is a list of nested switch statements. - Also, genrecog.c is now indented properly so that debugging is eased. - (add_to_sequence): Enforce mode on the first arg of COMPARE, comparison - operation, SIGN_EXTEND, and ZERO_EXTEND. +Mon Aug 15 19:19:11 1994 Paul Eggert (eggert@twinsun.com) - * a29k.h, romp.h, rs6000.h (PREDICATE_CODES): Add definition. + * cccp.c (index0): New function. + (trigraph_pcp): Use index0 instead of index, so that a null + byte doesn't suppress further trigraph preprocessing. -Fri Dec 27 17:31:48 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * cccp.c (rescan, do_ident): Pass more accurate size request + to check_expand. - * a29k.h, decrose.h, encrose.h, m88kdgux.h (WCHAR_TYPE_SIZE): - Add definition. - * rs6000.h, sparc.h, sun2o4.h, sun3.h, svr3.h, svr4.h: Likewise. + * cccp.c (main): Don't dump core if given -pcp, -MD, or -MMD + without following arg. - * expmed.c (expand_mult): For negative values, try multiplication by - the original value as well as by negated value. +Mon Aug 15 17:56:38 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Fri Dec 27 20:54:59 1991 Fred Fish (fnf at fishpond) + * stmt.c (expand_elseif): New function. - * m68kv4.h: Include m68ksgs.h rather than m68k.h. +Mon Aug 15 14:16:18 1994 Ian Lance Taylor (ian@cygnus.com) - * m68kv4.h: Define TARGET_DEFAULT to be 68020 + 68881. - (CPP_SPEC): Define based on TARGET_DEFAULT + * configure: If the host is guessed, and the target name is a + prefix of the host name, then use the target name as the host + name. - * m68kv4.h (PCC_STATIC_STRUCT_RETURN): Undef this. - (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Defs deleted. - (ASCII_DATA_ASM_OP, ASM_OUTPUT_ASCII): Defs deleted. +Mon Aug 15 13:35:24 1994 Stan Shebs (shebs@andros.cygnus.com) - * m68kv4.h (ASM_OUTPUT_SKIP, FUNCTION_VALUE_REGNO_P): - (FUNCTION_PROFILER, STRUCT_VALUE_REGNUM, BSS_ASM_OP): - (FUNCTION_VALUE, FUNCTION_EXTRA_EPILOGUE, LIBCALL_VALUE): - (STACK_BOUNDARY, EMPTY_FIELD_BOUNDARY, BIGGEST_ALIGNMENT): - Redefined to match m68k/SVR4 conventions. + * m68k/m68k-coff.h: New file. - * m68ksgs.h (ASM_OUTPUT_SKIP): Redefined to use `.space'. - (ASM_NO_SKIP_IN_TEXT): Defined. +Sun Aug 14 00:28:15 1994 Andrew McCallum (mccallum@vein.cs.rochester.edu) - * amix.h, xm-amix.h, x-amix: New files. + * objc/encoding.c (objc_sizeof_type): Assign from ROUND, + don't increment. Remove ; after while to fix infinite loop. + Add float and double cases. + (objc_alignof_type): Add float and double cases. + * objc/selector.c (): Use __objc_selector_names, not + __objc_selector_array. + (sel_types_match): New function. + (sel_get_typed_uid): Use sel_types_match. Change strcmp to !strcmp. -Fri Dec 27 20:43:11 1991 Michael Tiemann (tiemann at cygnus.com) +Sun Aug 14 21:54:29 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * cp-tree.h (build_overload_name): Declare this function. - * cp-decl2.c, cp-method.c: Delete random `extern' declarations. + * pa.h (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): + Define. + (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete. - * cp-lex.c (get_directive_line): Declare it extern. - (lineno,yychar,yylval,lastiddecl,finput): Ditto. - (ridpointers): Don't need to declare it here. - (check_newline): Handle new #pragmas. + * pa.c (hppa_expand_prologue): Avoid writing outside the current + stack boundary in code to handle large stack frames. - * cp-class.c (add_method): Add a cast in call to `obstack_base'. +Sun Aug 14 18:55:51 1994 Jim Wilson (wilson@cygnus.com) -Fri Dec 27 20:22:05 1991 Michael Tiemann (tiemann at cygnus.com) + * unroll.c (loop_iterations): Use PREV_INSN not prev_nonnote_insn. - * cp-decl.c (push_overloaded_decl): Now returns a value. - All callers changed. + * bsd-5.h (ASM_OUTPUT_NEWLINE): Delete. + (ASM_OUTPUT_ASCII): Define. + * mips-5.h, svr3-5.h, svr4-5.h: Likewise. + * mips.h (ASM_OUTPUT_NEWLINE): Delete. + (ASM_OUTPUT_ASCII): Don't use ASM_OUTPUT_NEWLINE. - * cp-decl.c (duplicate_decls): Give better error message when user - declaration conflicts with built-in one. Also, when we decide to - keep a builtin function builtin, copy the DECL_RTL from OLDDECL to - NEWDECL. + * va-mips.h (va_start): Add cast to __gnuc_va_list type. -Fri Dec 27 17:18:15 1991 Michael Meissner (meissner at osf.org) + * flow.c (mark_used_regs): When adding REG_DEAD notes, check for + the case where a multiple register hard reg overlaps a register + set by the insn. + * sched.c (attach_deaths): Likewise. + * combine.c (distribute_notes, case REG_DEAD): Add another + find_reg_fusage call. - * mips.h (TRAMPOLINE_TEMPLATE): Define correctly for MIPS. - (TRAMPOLINE_SIZE): Define to be 9 words. - (INITIALIZE_TRAMPOLINE): Define correctly for MIPS. - (TRANSFER_FROM_TRAMPOLINE): Define to do a mprotect of the - trampoline, so that we can jump to it. I suspect the mprotect may - fail on some MIPS based systems, because the trampoline is on the - stack, and not in the data section. + * unroll.c (calculate_giv_inc): Handle constants loaded with IOR. - * mips.c (mips_output_filename): Don't warn about ECOFF not - handling #line's within functions if we are using the OSF/rose - object format. +Sun Aug 14 16:40:04 1994 Richard Stallman -Fri Dec 27 15:35:38 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * cccp.c (skip_if_group): New arg op. All callers changed. + If output_conditionals is true, output text of failed conditionals. + (conditional_skip): New arg op. All callers changed. + (main): Handle -ifoutput option. - * c-typeck.c (build_array_ref): Special warning about `register' array. +Sun Aug 14 05:49:29 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * gnulib2.c (L_trampoline): Don't create a function here. - The definition of TRANSFER_FROM_TRAMPOLINE can do that if nec. - * m68k.h (TRANSFER_FROM_TRAMPOLINE): Make the function here. + * print-tree.c (print_node{,_brief}): Use REAL_VALUE_TO_DECIMAL + to print REAL_CST ifdef REAL_ARITHMETIC. - * fx80.*: Renamed from alliant.*. - * configure: Alternative renamed to fx80-alliant-*. - * config.sub: Corresponding changes. + * reload1.c (count_possible_groups) Pass CLASS as arg and only + try to find groups of that class. - * cccp.c (traditional): No longer static. - * cexp.y (yylex): Handle full variety of character constants. - Include stdlib.h and locale.h if needed. + * configure: If config.guess fails and target specified, use as host. + Print a message when making a cross-compiler. - * c-decl.c (shadow_tag): Change warnings to error or pedwarn. +Sat Aug 13 17:12:30 1994 Jim Wilson (wilson@cygnus.com) - * gnulib2.c (__do_global_dtors): If length not given, count it. - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Ignore length; scan till null. - (__CTOR_END__, __DTOR_END__): Declarations deleted. + * configure (sparc-*-sunos4.0*): New configuration. + * t-sunos4: Rename file to t-sunos41. + * t-sunos40: New file. - * cp-decl2.c (finish_file): Always change $ to _ - regardless of NO_DOLLAR_IN_LABEL. +Sat Aug 13 13:50:22 1994 Jeffrey A. Law (law@snake.cs.utah.edu) -Fri Dec 27 15:04:40 1991 Tom Wood (wood at dg-rtp.dg.com) + * reload1.c (emit_reload_insns): Handle a secondary input reload + which needs to use secondary memory too. - * svr4.h (ASM_OUTPUT_ALIGNED_COMMON): Fix typo. +Fri Aug 12 18:53:24 1994 Ian Lance Taylor (ian@cygnus.com) - * m88k.c: Move extern decls. - (output_ascii): Use ASCII_DATA_ASM_OP. - * m88k.h (HAVE_ATEXIT): Delete. - (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL, - ASCII_DATA_ASM_OP): Override svr4.h. - (EXTRA_SECTIONS): No ctors/dtors for m88k-luna. - * m88kdgux.h (STANDARD_STARTFILE_PREFIX): No need to override svr4.h. + * mips/mips.c (override_options): If neither -mcpu= nor -mipsN was + used, and MIPS_CPU_DEFAULT is defined, set mips_cpu to + MIPS_CPU_DEFAULT and set mips_cpu_string to + MIPS_CPU_STRING_DEFAULT. -Fri Dec 27 11:34:59 1991 Ken Raeburn (Raeburn@Cygnus.COM) +Fri Aug 12 10:54:35 1994 Stan Cox (coxs@dg-rtp.dg.com) - * cp-pt.c (mangle_class_name_for_template): Use a local obstack - rather than fixed-size buffers. + * m88k/dgux.h, m88k/dguxbcs.h (ASM_SPEC,CPP_SPEC): + Made -pipe work for -msvr4. Added -D*_TARGET definitions. - * cp-class.c (add_method): Case obstack_base value to desired type - when reallocating vector node. + * m88k.c (emit_bcnd): Improved code generated by changing cmp/bbx + instruction pair to single bcnd instruction -Fri Dec 27 09:16:50 1991 Ron Guilmette (rfg at ncd.com) +Fri Aug 12 07:52:20 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * sort-protos: New file. + * cse.c (set_nonvarying_address_components): If BASE is CONST_INT, + add value to start and set BASE to const0_rtx. + (refers_to_mem_p): Don't do it here. - * i386.c: Remove decls of frame_pointer_needed; include flags.h. - * i386.c (output_387_binary_op, output_float_compare): - Moved declarations of strcat to top level. + * function.c (expand_function_start): Add redundant copy to + static_chain_incoming_rtx if SMALL_REGISTER_CLASS so inlining + works properly. + * integrate.c (expand_inline_function): Use single_set when + appropriate. + Delete insn that sets static_chain_incoming_rtx before its use. + (subst_constants): Treat virtual reg as constant. - * i860.md (cmpnesf, cmpnedf): New patterns. - * i860.md (cmplesf, cmpgesf): Corrected to allow for IEEE conformance. + * flow.c (mark_used_regs): Only show changes size if one mode is + integral. + * stupid.c (stupid_mark_refs): Likewise. + * combine.c (simplify_rtx, case FLOAT_TRUNCATE): Remove + redundant float_truncate. + * rs6000.md (movsf): Don't truncate if not register; clean up. -Thu Dec 26 11:20:07 1991 Michael Tiemann (tiemann at cygnus.com) + * c-decl.c (duplicate_decls): Suppress -Wredundant-decls warning + if we have already given an error. - * cp-class.c: Declare N_* variables here. - * cp-class.h: Declare N_* variables extern here. +Thu Aug 11 18:44:25 1994 Jason Merrill (jason@deneb.cygnus.com) - * cp-gc.c (build_static_gc_entry): Call `assemble_gc_entry' instead - of implementing it directly. - * varasm.c (assemble_gc_entry): New function. + * stmt.c (expand_anon_union_decl): Fix up the alignment and mode + of the member VAR_DECLs. - * calls.c (expand_call): Don't crash if somebody declared a void - function `const'. +Thu Aug 11 13:36:14 1994 Per Bothner (bothner@kalessin.cygnus.com) - * cp-cvt.c (convert): Handle case when two equal array types are - distinct (in memory). - * tree.c (build_index_2_type): Don't set TREE_TYPE of lower bound. - (index_type_equal): New function. + * tree.c (stabilize_reference): Handle COMPOUND_EXPR. - * cp-spew.c (yylex): Extend special-case ptr-to-func ((*)()) parsing - to handle (*)[] and (&)[] declarations as well. + * fix-header.c (write_rbrac): If NO_IMPLICIT_EXTERN_C is defined, + add extern "C" { ... } to added prototypes. (Needed for hpux.) - * cp-decl2.c (finish_file): Unconditionally call - assemble_{constructor,destructor}. Also, delete code for writing - _init and _fini sections that was #if 0'd. These actions belong in - varasm if anywhere. +Thu Aug 11 14:23:59 1994 Paul Eggert (eggert@twinsun.com) - * cp-class.c (add_method): Fix handling of obstacks to correctly - extend TREE_VECs. + * cccp.c (rescan): Fix botches with `-lint': the output buffer + pointer was not recached properly, leading to lost output. + Also, buffer overrun was possible. -Thu Dec 26 15:24:45 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * cccp.c (dump_defn_1): Skip newlines and strings correctly. - * cccp.c (main): Add new option -include. Rename -i to -imacros. - * gcc.c (SWITCH_TAKES_ARG): Remove -i. - (WORD_SWITCH_TAKES_ARG): Add -include, -imacros. - * hp800.h (WORD_SWITCH_TAKES_ARG): Add all the standard alternatives. - * mips.h (SWITCH_TAKES_ARG): Remove -Y and -i. - * next.h, sparc.h (WORD_SWITCH_TAKES_ARG): Add -include, -imacros. - * sun2.h, sun3.h (WORD_SWITCH_TAKES_ARG): Copy from sparc.h. - * svr4.h (SWITCH_TAKES_ARG): Remove -i, -f. - (WORD_SWITCH_TAKES_ARG): Add -include, -imacros. +Thu Aug 11 14:13:17 1994 Niklas Hallqvist (niklas@appli.se) - * toplev.c (flag_gnu_linker): New variable. -fgnu-linker. - * flags.h (flag_gnu_linker): Declare it. - * varasm.c (assemble_constructor, assemble_destructor): - Handle flag_gnu_linker. + * configure (m68k-*-netbsd*): New target, like others. - * sparc.md (structure values): Separate unimp pattern deleted. - New pattern for combined call and unimp. `call' pattern changed. - (type): Deleted type marker, added call_no_delay_slot. +Thu Aug 11 14:09:23 1994 David Mosberger-Tang (davidm@piston.cs.arizona.edu) -Thu Dec 26 05:04:28 1991 James Van Artsdalen (james at bigtex.cactus.org) + * alpha.h (FUNCTION_PROFILER): Load global pointer from $27, not $26. e + +Thu Aug 11 13:52:15 1994 Walter Misar (misar@rbg.informatik.th-darmstadt.de) - * reg-stack.c (move_for_stack_reg): If a SET_DEST is REG_UNUSED, - just pop the SET_SRC. + * m68k/hp320.h (NO_DOT_IN_LABEL): Define if HPUX_ASM. -Wed Dec 25 17:23:25 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Thu Aug 11 13:12:12 1994 David Mosberger-Tang (davidm@cs.arizona.edu) - * c-decl.c (init_decl_processing): Fix type of exit, _exit. + * alpha.h (BLOCK_PROFILER): Use $26 and $27 instead of $0 and $1. - * jump.c (cross_jump_death_matters): Move def to front, make static. +Thu Aug 11 13:09:36 1994 Antti Miettinen (amiettin@trshp.trs.ntc.nokia.com) -Tue Dec 24 20:41:32 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * config/lynx.h (ASM_OUTPUT_SOURCE_LINE): Call assemble_name. - * hard-reg-set.h (reg_names): Declare here. - * stmt.c (expand_asm_operands): Not here. +Thu Aug 11 12:57:22 1994 Stephen L Moshier (moshier@world.std.com) - * gcc.c (handle_braces, do_spec_1, give_switch): Clear up %*. + * expr.c (expand_builtin): Relegate sin and cos to ffast-math. - * expr.c (expand_expr): Delete decl of lang_expand_expr. +Thu Aug 11 12:45:20 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * final.c (final_scan_insn): Delete line number followed by another - line number, if numbers are effectively consecutive. + * flow.c (find_auto_inc): Ensure that all proposed changes to + insns are valid before commiting to the auto-inc. - * jump.c (jump_optimize): Set cross_jump_death_matters from cross_jump. - * reg-stack.c (reg_to_stack): Pass 2 for cross_jump to jump_optimize. - Don't set cross_jump_death_matters here. - (record_reg_life): Delete decl of call_used_reg_set. + * calls.c (expand_call): Ensure we call force_operand on + structure_value_addr. - * c-decl.c (init_decl_processing): - Declare abort, exit, and _exit as volatile. + * configure: Use config.guess to get default value for host, + not target. - * c-decl.c (implicitly_declare): Set IDENTIFIER_IMPLICIT_DECL earlier. - (pushdecl): Test that and avoid nested extern warning. +Thu Aug 11 12:43:24 1994 Robert Wilhelm (Robert.Wilhelm@physik.tu-muenchen.de) - * c-decl.c (init_decl_processing): Don't handle EXPAND_BUILTIN_VARARGS. + * Makefile.in (mostlyclean): Add missing -f. -Tue Dec 24 15:42:34 1991 Michael Tiemann (tiemann at cygnus.com) +Tue Aug 9 02:02:07 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * cp-init.c (add_friends): Add missing IDENTIFIER_POINTER macro - application to strncmp argument. + * pa.md (default set high): Do not accept function label arithmetic + as a valid operand. + (default lo_sum): Likewise. + * pa.c (hppa_legitimize_address): Do nothing with function label + arithmetic. + (emit_move_sequence): Split up function label arithmetic so that + function's address is loaded first, then constant part is added to + the function's address. + (is_function_label_plus_const): New function. - * cp-method.c (build_overload_*): Now uses SCRATCH_OBSTACK instead - of relying on fixed buffers of finite length. - (fndecl_as_string): Ditto. - All callers changed. - * cp-except.c (cplus_exception_name): Definition moved to - cp-method.c. +Mon Aug 8 19:57:05 1994 Matthias Pfaller (leo@marco.de) -Tue Dec 24 10:38:49 1991 Michael Collison (collison at osf.org) + * ns32k.md (all patterns that use ins/inss and ext/exts): + Disallow use of these instructions when -mnobitfield is + specified. + * ns32k.h (TARGET_BITFIELD): New macro. + (TARGET_SWITCHES): Support for TARGET_BITFIELD. + * ns32k/netbsd.h (TARGET_DEFAULT): Added -mnobitfield. + (CPP_PREDEFINES): Added -Dpc532. + (WCHAR_{TYPE, UNSIGNED, TYPE_SIZE}): Changed to match new definition + in NetBSD 1.0. + * ns32k.c (print_operand_address): A patch for 2.5.8 ended up at the + wrong place. Moved. - * ns32k.c (hard_regno_mode_ok): Define this as a function now. - Also change the way it work so that we don't allow moves between - the general registers and the floating point registers. +Mon Aug 8 19:42:09 1994 Paul Eggert (eggert@twinsun.com) - * ns32k.h (HARD_REGNO_MODE_OK): Turn it into a function call. + * cccp.c (create_definition): Warn about `#define a@', since a + diagnostic is now required (see ISO TC1's addition to + subclause 6.8). Also warn about `#define is-empty(x) (!x)'. - * ns32k.md (call_value): fix to correct a bug where the compiler thinks - the return value of a function call is in f0 instead of r0. Fix - courtesy of vince russo. - (movqi, movhi): Fix up these patterns because they could return - undefined instruction templates. Fix courtesy of vince russo. +Mon Aug 8 16:32:37 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Tue Dec 24 10:14:20 1991 Ron Guilmette (rfg at ncd.com) + * fix-header.c (write_rbrac): Set up to use fixed headers + if __USE_FIXED_HEADERS__ is defined. - * mips-tfile.c (main): Move nested extern decl of version_string to - file-scope. - (catch_signal): Move nested extern decl of sys_siglist to - file-scope. + * reload1.c (emit_reload_insns): Always clear new_spill_reg_store. - * varasm.c (assemble_variable): Handle ASM_OUTPUT_ALIGNED_COMMON. - * svr4.h (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): New. - (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Deleted. + * reload.c (find_reloads): Force reload for paradoxical SUBREG + of MEM if BYTES_BIG_ENDIAN. - * gcc.c (SWITCH_TAKES_ARG, default_compilers): Eliminated -Y* option. - (execute): Moved decls of execv and execvp to top level. - (do_spec, do_spec1, handle_braces, give_switch): Support new %* spec. + * m68k/hp320.h (READONLY_DATA_SECTION): Remove definition. - * c-lang.c (recognize_objc_keyword): Added explicit return. + * function.c (expand_function_start): Only use + static_chain_incoming_rtx once if it is a REG and we + have SMALL_REGISTER_CLASSES. - * svr4.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): New definitions. - (ASM_SPEC, LINK_SPEC): Support more standard svr4 options. - (LIB_SPEC): Fixed to link crtend.o *after* libc.a. + * local-alloc.c (find_free_reg): Fix typo in last change. + * rs6000.h (CLASS_CANNOT_CHANGE_SIZE): New macro. - * svr4.h (CONST_SECTION_FUNCTION): Moved decl of `text_section' to - top level. +Sun Aug 7 08:54:42 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cexp.y (main): Add explicit return type and explicit value. - Move decl of yydebug to top level. + * regs.h (reg_changes_size): Add declaration. + * flow.c (reg_changes_size): New variable. + (allocate_for_life_analysis): Allocate and initialize it. + (mark_used_regs, case SUBREG): Set it. + * local-alloc.c (qty_changes_size): New variable. + (alloc_qty{,_for_scratch}, update_qty_class): Set it. + (local_alloc): Allocate it. + (find_free_reg): If CLASS_CANNOT_CHANGE_SIZE, avoid its registers + if qty_changes_size. + * global.c (find_reg) If CLASS_CANNOT_CHANGE_SIZE, avoid its + registers if reg_changes_size. + * stupid.c (regs_change_size): New variable. + (stupid_life_analysis): Alloc, init and pass it to stupid_free_reg. + (stupid_mark_regs): Set it. + (stupid_find_reg): New arg, CHANGES_SIZE; avoid regs + in CLASS_CANNOT_CHANGE_SIZE if defined and CHANGES_SIZE nonzero. + * reload.c (push_reload): Make test in LOAD_EXTEND_OP case more + precise; handle CLASS_CANNOT_CHANGE_SIZE. + (find_relods): When setting force_reloads, make LOAD_EXTEND_OP + case more precise. + * alpha.h (CLASS_CANNOT_CHANGE_SIZE): New macro. - * gnulib2.c (__bb_init_func): Moved decl of ___tcov_init to top level. + * reload1.c (eliminate_regs, case SUBREG): Add USE of pseudo + so we don't improperly delete an output reload. - * toplev.c (main): Deleted obsolete checks for -opt and -noreg. - Moved decls of environ, version_string, language string to file-scope. - Compile-time error if PREFERRED_DEBUGGING_TYPE is missing. +Fri Aug 5 15:08:39 1994 Jason Merrill (jason@deneb.cygnus.com) - * tree.c (dump_tree_statistics): Deleted decl of class_obstack. - (object_permanent_p): Added explicit return type. + * expr.c (expand_expr, COND_EXPR case): Use truthvalue_conversion + to make the condition for running cleanups acceptable to + invert_truthvalue. -Tue Dec 24 09:29:24 1991 Charles Hannum (mycroft at hal.gnu.ai.mit.edu) +Fri Aug 5 12:29:42 1994 Jim Wilson (wilson@cygnus.com) - * expr.h (lang_expand_expr): Fix typo. + * expmed.c (expand_mult): Accept DImode for synth_mult only if + CONST_DOUBLE_HIGH is zero. Reject negative values for synth_mult + if the mode is larger than HOST_BITS_PER_INT. Don't do the + negate_variant if the mode is larger than HOST_BITS_PER_INT. -Tue Dec 24 06:52:45 1991 Michael Meissner (meissner at osf.org) +Fri Aug 5 12:23:17 1994 Stephen L Moshier (moshier@world.std.com) - * gnulib2.c (__main): Make sure the exit module is pulled in if we - have atexit, since that module defines constructor/destructor - variables as bss symbols rather than as references. + * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use long instead of + HOST_WIDE_INT. - * decrose.h (HAVE_ATEXIT): Define. - * encrose.h (HAVE_ATEXIT): Define. - * i386rose.h (HAVE_ATEXIT): Define. - * decstatn.h (HAVE_ATEXIT): Define. +Fri Aug 5 12:18:18 1994 Kaveh R. Ghazi (ghazi@caip.rutgers.edu) - * gcc.texinfo (HAVE_ATEXIT): Expand documentation. - (EXIT_BODY): Document. + * configure: In subdirectories, make link to include directory. + * Makefile.in (distclean): Delete it. - * protoize.c (POSIX): Make protoize accept TARGET_POSIX as a synonym - for POSIX to make the code and documentation agree. Also, if the - user defined _POSIX_SOURCE explicitly, turn on POSIX support in - protoize. +Thu Aug 4 17:21:02 1994 Jason Merrill (jason@deneb.cygnus.com) -Tue Dec 24 00:14:38 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * expr.c (defer_cleanups_to): Put back line which was mistakenly + removed. - * calls.c (emit_call_1): Additional arg STRUCT_VALUE_SIZE. - Use as arg in call and call_value insns. - (expand_call): Record the size, to pass it. - * expr.c (emit_library_call): Pass 0 for STRUCT_VALUE_SIZE. - * sparc.md (call, call_value): Make use of new arg. - Generate an unimp instruction to use sparc calling convention. - Add nameless pattern to recognize it. - * sparc.c (output_function_epilogue): Skip the caller's unimp insn. +Wed Aug 3 21:37:31 1994 Doug Evans (dje@cygnus.com) - * Makefile.in (INSTALLED_H): New variable. - (includes): Preserve just those specific files. + * sparc.c (v9 sparc_builtin_saveregs): Save quadword fp regs on + 16 byte boundaries. Handle non-zero number of named fp args. + * va-sparc.h (v9 va_start): Pass an arg to __builtin_next_arg. + (v9 va_arg): Advance over float's. - * expr.h (lang_expand_expr): Declare it. - * expr.c: Don't declare it. - * cp-expr.c (init_cplus_expand): Set up lang_expand_expr here. - * cp-lex.c (init_lex): Call init_cplus_expand. +Wed Aug 3 11:10:32 1994 Ian Lance Taylor (ian@mole.gnu.ai.mit.edu) -Mon Dec 23 15:17:59 1991 Tom Wood (wood at dg-rtp.dg.com) + * fixincludes: Changes for glibc. In the main loop, don't fix + files which contain the string ``This file is part of the GNU C + Library''. Don't include in if + contains the string ``__need___va_list''. In , don't + change GNUC_VA_LIST to GNUC_DUMMY_VA_LIST. Don't add extern "C" + to if it contains the string ``__BEGIN_DECLS''. Don't + add multiple inclusion protection to or if + they contain the string ``#ifndef''. - * configure: Delete m88k-v88r32 (this is supported by m88k-svr3) - and add m88k. - * config.sub: Delete v88r as a system type. +Tue Aug 2 18:38:46 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Dec 23 19:50:48 1991 Fred Fish (fnf at fishpond) + * cse.c (simplify_unary_operation): Clean up some mode and + size checks with CONST_DOUBLEs; TRUNCATE should do nothing. - * 3b1.h, crds.h, hp320.h, m68k.md, m68ksgs.h, mot3300.h, news.h, - tower-as.h: Replace port oriented macros SGS_3B1, HPUX_ASM, and - SONY_ASM, with configuration oriented macros SGS_SWITCH_TABLES, - SGS_SWAP_W, SGS_CMP_ORDER, and SGS_NO_LI. + * combine.c (subst_prev_insn): Remove variable and all uses. - * m68ksgs.h: New file. +Tue Aug 2 14:42:29 1994 Doug Evans (dje@canuck.cygnus.com) - * m68k.c (print_operand_address): Change switch labels for MOTOROLA. - Don't use a `%'. Add missing `L' to some labels. - For SGS assembler, use one symbol for the offset. + * sparc.h (V9_SWITCHES): Add -mmedlow, -mmedany. + (TARGET_OPTIONS): Delete. + (CONDITIONAL_REGISTER_USAGE): Don't unfix %g4 if -mmedany. + * sparc.c (sparc_code_model): Delete. + (sparc_override_options): Code model flags only useable with v9. -Mon Dec 23 17:03:13 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * sparc.h (enum reg_class): New values EXTRA_FP_REGS, + GENERAL_OR_EXTRA_FP_REGS for the v9 case. + (REG_CLASS_NAMES): Likewise. + (REG_CLASS_CONTENTS): Likewise. + (REGNO_REG_CLASS): Handle EXTRA_FP_REGS. + (REG_CLASS_FROM_LETTER): Likewise, as `e'. + Treat `e' like `f' in v8 case. + (FP_REG_CLASS_P): New macro. + (PREFERRED_RELOAD_CLASS): Use it. + (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS, + SECONDARY_MEMORY_NEEDED, CLASS_MAX_NREGS, REGISTER_MOVE_COST): + Likewise. + * sparc.md (all DF/TFmode patterns): Use `e' in contraint field + instead of `f'. - * recog.h (insn_name): New declaration. - * final.c (output_asm_insn): Don't declare insn_name here. +Mon Aug 1 20:05:51 1994 Roland McGrath - * dbxout.c (dbxout_function, dbxout_begin_function): - Pass missing arg to dbxout_really_begin_function. + * config/i386/gnu.h: New file. + * configure (i[34]86-*-gnu*): Deal with this on its own, not like + i[34]86-*-mach*. Use i386/gnu.h and t-libc-ok; set gnu_ld and + gas, and disable fixincludes. - * jump.c (jump_optimize): Set new var can_reach_end. - * c-decl.c, cp-decl.c (finish_function): - Merge that into current_function_returns_null. +Mon Aug 1 19:27:44 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * config.sub (fx2800): New machine alias. + * tree.c (permanent_allocation): When freeing to + momentary_function_firstobj, set momentary_firstobj to be + the next available location (i.e., momentary_function_firstobj). - * va-m88k.h (va_start): Test __GNUC__, not __CLASSIFY_TYPE__. +Mon Aug 1 18:52:40 1994 Chris Arthur (csa@gnu.ai.mit.edu) - * m88kv4.h: New version from Wood. - (CPP_PREDEFINES): Put -A options here. Remove __CLASSIFY_TYPE__. + * stddef.h: Handle _BSD_WCHAR_T_ like _WCHAR_T_, since + at least BSD/386 1.1 uses the former instead of the latter. + If _BSD_RUNE_T_ is defined, then define rune_t when we define + wchar_t. Test definedness of _GCC_SIZE_T as well as + _GCC_SIZE_T_; likewise for _GCC_PTRDIFF_T and _GCC_WCHAR_T. - * cccp.c (initialize_builtins): Define __GNUC__ as 2. +Mon Aug 1 05:20:44 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * rtl.h (read_rtx): New declaration. + * pa-ghpux.h, pa-hpux.h (LINK_SPEC): Any -g argument implies + static linking. - * c-lex.c: Don't include output.h. - (asm_out_file): Declare it. - (ridpointers): Allocate storage here. +Sun Jul 31 17:19:37 1994 Jason Merrill (jason@deneb.cygnus.com) - * c-lex.h (lastiddecl, token_buffer): Declare here. - (yylex, make_pointer_declarator, reinit_parse_for_function): Likewise. - * c-parse.y, objc-parse.y: Not here. + * integrate.c (expand_inline_function): Don't fall down trying to + pass things by invisible reference. - * objc-actions.c (error_with_ivar, error_with_method): - (warn_with_method): Use count_error, not errorcount. +Sun Jul 31 06:56:46 1994 Pat Rankin (rankin@eql.caltech.edu) -Mon Dec 23 11:50:37 1991 Ron Guilmette (rfg at ncd.com) + * cccp.c (my_strerror): New function. + (error_from_errno, perror_with_name): Use it. - * sdbout.c: Fixed typo. - * stmt.c (init_stmt, init_stmt_for_function): Explict return type. - * gnulib2.c (__fixunsdfdi, __fixunssfdi): Move extern decls. - * recog.c (init_recog): Added explicit return type. - * longlong.h (count_leading_zeros): Moved decl of `__clz_tab'. - * print-rtl.c (insn_name_ptr): Make decl `extern'. +Sat Jul 30 12:59:01 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * objc-actions.h, objc-actions.c (doing_objc_thang): Make extern. - * objc-actions.h, objc-actions.c (finish_class): Return void. - * objc-actions.c (continue_class): Added default error return value. + * fold-const.c (fold_truthop): Apply masks to constants. - * fixinc.svr4: Map assertion tests to equivalent ANSI macro tests. + * print-tree.c (print_node{,_brief}): Use correct printf code to + print INTEGER_CST if HOST_WIDE_INT is wider than int. - * i860.c (output_block_move): Disabled code to move by words or - halfwords until it can be made to work right. + * expmed.c ({store,extract}_bit_field): Don't use bitfield insn + if OP0 is register and bitfield spans it. - * i860.c (output_block_move): Moved a sequence of common - `output_asm_insn' calls out of (and before) conditionals. + * m88k.c (arith64_operand): Integer CONST_DOUBLE is not DImode. + * sparc.c (reg_or_0_operand): Likewise. + * ns32k.c, pa.c (print_operand): Likewise. + * fx80.h, gmicro.h, ns32/{genix,merlin}.h (PRINT_OPERAND): Likewise. + * m68k/crds.h, m68k/news.h, pyr.h (PRINT_OPERAND): Likewise. - * i860.c (output_block_move): Corrected bugs in move loop. + * alpha.h (CASE_VECTOR_PC_RELATIVE): Define. + (ASM_OUTPUT_ADDR_VEC_ELT): Abort. + (ASM_OUTPUT_ADDR_DIFF_ELT): Now what used to be previous definition. + * alpha.md (tablejump): Rework to look like normal add but verify + that label is for next insn and is tablejump; look for ADDR_DIFF_ELT. + * cse.c (fold_rtx, case MEM): Surround TRUNCATE for jump table + entry with a CONST. + (fold_rtx, case '1'): Handle operand 0 of a CONST. + (fold_rtx, case PLUS): Handle (const (minus (label_ref) (label_ref))). -Mon Dec 23 15:25:01 1991 Tom Wood (wood at dg-rtp.dg.com) +Fri Jul 29 19:27:17 1994 Lee Iverson (leei@ai.sri.com) - * m88kv4.h (CPP_PREDEFINES): Fix for varargs/stdarg. - (includes): Include svr4.h before m88k.h so the overrides in m88k.h - will take effect. + * c-decl.c (finish_decl): Preserve initialializer if iterator. -Mon Dec 23 07:06:27 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Fri Jul 29 19:07:23 1994 Hallvard B Furuseth (h.b.furuseth@usit.uio.no) - * i860.c (output_delayed_branch): Call insn_extract and - constrain_operands so that `which_alternative' is set properly. + * libgcc2.c: Add declaration of ctime. + * bc-emit.c (bc_sym_write): Change %d to %lu in printf calls. + * fix-header.c (write_{l,r}brac): Specify return type of int. + * tree.c (change_main_variant): Return type now void. + * varasm.c (bc_output_constructor): Return type now rtx. - * stor-layout.c (layout_type, case ARRAY_TYPE): Handle - TYPE_NO_FORCE_BLK similar to RECORD_TYPE. +Fri Jul 29 18:33:48 1994 Ken Duda (kjd@cache.crc.ricoh.com) - * encrose.h, i386rose.h, mips.h (LIBG_SPEC): Deleted; unused. + * c-typeck.c (build_unary_op, case *INCREMENT_EXPR): + Add size in bytes, not value of sizeof. -Sun Dec 22 12:02:03 1991 James Van Artsdalen (james at bigtex.cactus.org) +Fri Jul 29 17:36:38 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * i386.c (function_epilogue): Use correct operand for insn mode. + * function.c (expand_function_start): Initialize VALUE_ADDRESS. -Sun Dec 22 12:20:16 1991 Michael Tiemann (tiemann at cygnus.com) + * romp.md (tst?f): Use CONST0_RTX instead of incorrect call + to immed_real_const_1. - * cp-decl.c (grokdeclarator): Don't set TREE_PUBLIC for member - functions that are really declared as inline methods. + * expr.c (move_block_to_reg): Do nothing if NREGS == 0. - * cp-init.c (build_virtual_init): Add missing call to - `assemble_external' when we use a virtual function table. +Fri Jul 29 17:17:18 1994 Tom Tromey (tromey@busco.lanl.gov) - * cp-decl.c (implicitly_declare): Don't allocate a decl if at the - global binding level. + * cccp.c (special_symbol, do_xifdef): Don't access value.defn + of a T_CONST. - * vax.h (PRINT_OPERAND): Handle new 'R' case. - * vax.md: Change all patterns which passed a negated operand for - `rotl' to use 'R' as the negator, since rotl cannot acctually handle - negative arguments. +Thu Jul 28 17:19:32 1994 Jason Merrill (jason@deneb.cygnus.com) -Sun Dec 22 12:31:46 1991 Ron Guilmette (rfg at ncd.com) + * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Reverse order of execution + of constuctor lists. + * config/svr3.h (DO_GLOBAL_CTORS_BODY): Ditto. - * i386v4.h (TARGET_VERSION): Added definition. - * i860v4.h (TARGET_VERSION): Added definition. + * libgcc2.c (__do_global_dtors): Reverse order of execution of + destructor lists. - * m68kv4.h: New file. - * fx2800.h: New file. +Thu Jul 28 19:56:30 1994 Jim Pendergraft (jimp@dg-rtp.dg.com) - * m88kv4.h (DWARF_DEBUGGING_INFO): Deleted redundant definition. - (It's defined already in svr4.h.) + * dwarfout.c (output_decl, case FUNCTION_DECL): Corrected + and simplified code that determined when to generate + varargs or ANSI stdargs variable length parameter list + DWARF information. - * m88kv4.h (CPP_PREDEFINES): Added definition. +Thu Jul 28 19:38:57 1994 Andreas Schwab (schwab@issan.informatik.uni-dortmund.de) - * m88kv4.h (CPP_SPEC, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC): - Deleted redundant definitions. (These are defined in svr4.h.) + * m68k.md (extv, extzv): In patterns that will use movb and + movw, ensure size is 8 or 16. - * cccp.c (errno, sys_nerr, sys_errlist): Moved extern decls to top lev. - * function.c (round_down): Likewise. - * calls.c, c-convert.c: Delete block-level extern decls. - * c-convert.c: Include flags.h. +Thu Jul 28 19:28:31 1994 David Robinson (drtr@mail.ast.cam.ac.uk) - * configure (i386-*-sysv*): Fixed tmake_file value. - (i860-*-sysv3*): Fixed xmake_file and tmake_file value. - (i860-alliant-*): New configuration. + * expr.c (expand_expr, case CONJ_EXPR): Use correct mode for + parts of a complex expression. - * i860.c (recog_operand, call_used_regs, insn_template, - insn_n_operands, insn_outfun, alter_subreg): Moved extern - declarations out of local contexts and put them at file-scope. + * optabs.c (expand_binop, case MULT [complex]) Fix typo. - * i860.c (zero_operand): Deleted useless function. +Thu Jul 28 19:21:38 1994 Uwe Seimet (seimet@chemie.uni-kl.de) - * i860.c (singlemove_string): Added code to optimize moving halfword - constants. + * am68k/atari.h (FUNCTION_VALUE): New override. - * i860.c (output_block_move): Don't do CC_STATUS_INIT until it is - definitely necessary & appropriate. +Thu Jul 28 17:27:38 1994 Paul Eggert (eggert@twinsun.com) - * i860.c (output_block_move): Create up to 16 sequential load/store - pairs for constant length moves regardless of operand sizes (e.g. - byte, halfword, word). + * Makefile.in (c-lex.o, distdir-start): + Depend on $(srcdir)/c-gperf.h, not c-gperf.h. - * i860.c (output_block_move): Try to generate widest kind of - sequential load/store pairs for constant length moves before trying - the less efficient (narrower) ones. +Thu Jul 28 15:14:33 1994 Oliver Kellogg (okellogg@salyko.cube.net) - * i860.c (output_block_move): Don't do sequential load/store pairs - for constant length moves unless the size is a multiple of the - size of the operands moved each time (i.e. word, halfword, byte). + * m1750.inc (DNR.M): Add missing macro. - * i860.c (output_block_move): Re-wrote code to do inline variable - length block moves to correct fatal errors (e.g. no check for zero - or neagtive start count) and to make it more efficient (saved 1 cycle - per iteration). +Thu Jul 28 13:02:56 1994 Kresten Krab Thorup (krab@akvavit) - * i860.c (output_block_move): Make variable length moves with starting - alignment of 4 or 2 `#if 0' for now, until they can be fixed to work - right. Also reordered all three cases so that longer alignments are - checked for first. + * objc/misc.c (__objc_xcalloc): Remove declaration of bzero. -Sun Dec 22 01:25:07 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Thu Jul 28 07:29:52 1994 Markus Wild (mw@eunet.ch) - * i386v4.h: Include svr4.h just once. + * c-common.c (decl_attributes): Correct string check for "format" + to include unsigned and signed char. - * protoize.c (fprintf, printf): Decls put in #if 0. +Thu Jul 28 07:11:36 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * emit-rtl.c (stack_slot_list): Delete superfluous extern decl. - (emit): Abort if arg isn't recognized. + * reload1.c (compare_spill_regs): Simplify and return zero if + registers are the same. - * c-parse.y (current_declspecs, declspec_stack): Declare static. - (undeclared_variable_notice): Likewise. - (lastiddecl): Declare extern. - * objc-parse.y: Same changes as c-parse.y. - (token_buffer): Declare extern. + * c-decl.c (finish_struct): Don't look at alignment of error_mark_node. - * c-lex.c: Include output.h. - (check_newline): Decl of asm_out_file deleted. + * combine.c (try_combine): Don't make a MULT if none of the insns + in our input had one. - * c-lex.h (ridpointers, NORID): Declare/define here. - * c-lex.c, c-parse.y, objc-parse.y: Not here. +Wed Jul 27 19:06:53 1994 R Bowler (rbowler@cix.compulink.co.uk) - * sun3.h (WORD_SWITCH_TAKES_ARG): Add `-assert'. - (LINK_SPEC): Pass -assert to linker. + * i370/mvs.h (ASM_OUTPUT_ASCII): Fix bug when first character + of string constant is single quote. - * gbl-ctors.h (__CTOR_END__, __DTOR_END__): Remove `extern'. +Wed Jul 27 22:44:32 1994 Jason Merrill (jason@deneb.cygnus.com) + + * m68k/next.h: #undef PCC_STATIC_STRUCT_RETURN. - * sparc.h (RTX_COSTS): Increase multiply cost to 20. - (MULSI3_LIBCALL): Use .umul. - (UMULSI3_LIBCALL): Deleted. + * alpha/alpha.h: #define NO_IMPLICIT_EXTERN_C. -Sat Dec 21 18:34:27 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Wed Jul 27 14:06:37 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * combine.c (simplify_comparison): Allow OP0 to be VOIDmode if it - is a COMPARE or a comparison operation. + * expmed.c (expand_mult): Properly set ADD_TARGET for add_variant. - * i860.md (bte): Remove now unneeded patterns. - Correct mode mismatch errors in patterns that will now be used. + * alpha.h (INITIAL_ELIMINATION_OFFSET): Properly compute offset + between AP and SP when get_frame_size and + current_function_pretend_args_size are not a multiple of 16 bytes. -Sat Dec 21 00:14:25 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * expmed.c (expand_divmod): Don't make REG_NOTE if last insn's + destination isn't QUOTIENT. - * ns32k.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Dummies deleted. - (INITIALIZE_TRAMPOLINE): Likewise. #error inserted. +Tue Jul 26 19:45:54 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * ns32k.c (print_operand_address): For invalid address, just abort. + * expr.c (expand_expr, case ARRAY_REF): Don't fold L"foo"[2]. - * Makefile.in (FIXINCLUDES): New variable. - (includes, maketest): Use that. - * x-i386v4 (FIXINCLUDES): Override here. +Tue Jul 26 14:10:52 1994 Per Bothner (bothner@kalessin.cygnus.com) -Fri Dec 20 18:28:54 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * config.sub: Refer to NeXT's operating system as nextstep. - * dbxout.c (dbxout_really_begin_function): New subroutine. - (dbxout_function): Use that, but only if not DBX_FUNCTION_FIRST. - (dbxout_begin_function): New function. - * varasm.c (assemble_start_function): Call dbxout_begin_function. +Tue Jul 26 13:50:37 1994 Jim Wilson (wilson@cygnus.com) - * dbxout.c (dbxout_function): Implement DBX_OUTPUT_FUNCTION_END. + * c-typeck.c (process_init_element): Do not call push_init_level + if the value is error_mark_node. - * sparc.md (movstrsi): Add missing double quote. + * iris5.h (NO_IMPLICIT_EXTERN_C): Define. - * gcc.c (process_command): Handle -Xlinker. +Mon Jul 25 00:20:36 1994 Chris Arthur (csa@gnu.ai.mit.edu) - * calls.c (expand_call): Treat vfork like setjmp. + * configure (canon_target): add cases to recognize BSD/386 + specifically, so we can use a tm_file that will cause __bsdi__ + to get defined (since emacs, among other things, needs it). - * c-decl.c (implicitly_declare): Use push_obstacks_nochange. + * config/i386/bsd386.h: New. Use 386bsd.h, and just override + CPP_PREDEFINES (add -Dbsdi) and WCHAR stuff. - * sparc.h (WORD_SWITCH_TAKES_ARG): Add -assert. - (LINK_SPEC): Pass -assert to linker. +Sat Jul 23 16:30:12 1994 Kaveh R. Ghazi (ghazi@caip.rutgers.edu) - * svr4.h (ASM_OUTPUT_LOCAL): Fix typo. + * fixinc.svr4: Change i860 in #if to __i860__, as with other CPUs. -Fri Dec 20 07:52:19 1991 Michael Tiemann (tiemann at cygnus.com) +Fri Jul 22 14:33:59 1994 Doug Evans (dje@cygnus.com) - * cp-decl2.c (lang_decode_option): Recognize more -fno-OPTION - options which need special treatment (in the turning off of the - option). + * h8300.md (andhi3, iorhi3, xorhi3): Change constraint on + operand 2 from `i' to `n'. - * cp-parse.y (named_class_head_sans_basetype_either): Rule deleted. - (identifier_either): Rule deleted. - (delete): Don't call `build_x_delete'' if the type does not have a - destructor. We may still need to adjust the address passed to - `operator delete'. +Fri Jul 22 09:30:39 1994 DJ Delorie (dj@ctron.com) - * cp-init.c (build_delete): New argument MAYBE_ADJUST. All callers - changed. Also, add #if 0/#endif around code dealing with ALIGNMENT. - It's dead code, and that's unclear otherwise. - (maybe_adjust_addr_for_delete): New function. - (build_new): Initialize special header for arrays allocated with - `operator new[]'. This is a rewrite of Ken's code. - (init_init_processing): New built-in type BI_header_type. + * configure.bat: move code to config/msdos/* (simplification) - * cp-init.c (build_{new,delete}): Call `build_builtin_call' for BIN, - BID. - (build_builtin_call): New function. + * config/msdos/configure.bat [new file]: moved most processing + here so that as things get more complicated with the language + breakouts, the top directory won't get too messy. Sed script + broken out to simplify processing and avoid quoting errors. + * config/msdos/top.sed [new file]: sed script to change Makefile.in + to Makefile in top directory (currently used for cp directory also) + sed commands changed to handle language breakout - * cp-decl.c (grokvardecl): Set TREE_EXTERNAL. - (grokdeclarator): Set TREE_PUBLIC for all member functions. They - are effectively global. Do the same for static members. - (start_function): Don't clear TREE_EXTERNAL in case the function - belongs to another file's implementation. Other fixes to - TREE_PUBLIC/TREE_EXTERNAL logic based on interface/implementation. + * gcc.c (pexecute): use spawn*() for djgpp to ensure that quotes + are properly preserved. Response file code left for 16-bit + compilers, which can't handle the long command lines that gcc + may generate. - * cp-method.c (hack_identifier): Call `assemble_external' if - necessary. + * config/i386/go32.h: define NO_IMPLICIT_EXTERN_C. -Fri Dec 20 06:27:38 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu Jul 21 23:19:03 1994 Steve Chamberlain (sac@wombat.gnu.ai.mit.edu) - * reload1.c (emit_reload_insns): Always record first insn emitted - for a reload, including any insns for a secondary reload. - (gen_input_reload): Correct documentation of function. + * sh/sh.h (TARGET_SWITCHES, PACKSTRUCT_BIT, STRUCTURE_SIZE_BOUNDARY): + parse and handle new option. + (LEGITIMATE_CONSTANT_P): LABEL_REFs are no longer illegal. + (WCHAR_TYPE, WCHAR_TYPE_SIZE): New definitions. + (HANDLE_PRAGMA): Has return. -Thu Dec 19 22:01:51 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * sh/sh.c (add_function, seen_function): Experimental code to + generate bsrs. + (handle_pragma): Return final char. + (expand_acall): Handle TARGET_BSR. + (general_movdst_operand, general_movsrc_operand): Allow ok + autoinc/dec. + (bsr_operand): New function. + (fixit): Need to fix LABEL_REFs. - * gnulib1.c (perform_fixdfsi): New customization macro. + * sh/sh.md (addc): Simplify. + (adddi3, subdi3, negdi3): Use operand_subword. + (subc, negc): New pattern. + (shifts): Fix constraints. - * svr4.h (SELECT_RTX_SECTION): Undef before defining. +Thu Jul 21 17:59:43 1994 Jim Wilson (wilson@cygnus.com) -Thu Dec 19 16:59:12 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) + * objc-act.c (build_module_descriptor): Don't set DECL_EXTERNAL on + current_function_decl. - * cccp.c (hack_vms_include_specification): Make conversion of - filenames more versatile for user specified include directories. + * combine.c (simplify_rtx): For (not (xor X C)) generate new rtx + instead of modifying old rtx. -Thu Dec 19 17:38:18 1991 Michael Meissner (meissner at osf.org) + * c-decl.c (start_function): If old_decl is NULL, then set it to + the implicit decl if any. Delete superfluous test from warn missing + prototypes code. For warn missing declarations code, only warn if + previous decl is implicit. - * mips.h (#error's): Put tab in front of all #error's, so that - ancient pre-ANSI compilers will not complain about unknown - directives, even if the #error is #ifdef'ed out. +Thu Jul 21 17:47:05 1994 Paul Eggert (eggert@twinsun.com) - * mips.md (fix_trunc*): Reorder constraints so that 'd' comes before - 'f', and put a '*' in front of 'f' constraints to keep integer in - the GP registers. - (define_splits): Add reload_completed check for all define_splits - that use subreg on the arguments to work around bug in sched.c. + * fold-const.c (fold): Don't fold X-X to 0 if X is floating point + and !flag_fast_math. - * cccp.c (lang_asm): New static variable to indicate we are - processing an assembly file and to ignore unknown directives in case - they are comments, like they are on the MIPS systems. - (main): Set lang_asm if -lang-asm switch. - (handle_directive, skip_if_group): Don't report about unknown - directives if lang_asm is set. +Thu Jul 21 02:07:45 1994 Charles Levert (charles@comm.polymtl.ca) - * gcc.c (default_compilers array): Pass -lang-asm to cpp when - processing .S files instead of -lang-c. + * Makefile.in (stmp-multilib): Rework to handle make -n. + (stmp-multilib-sub): New target. -Thu Dec 19 15:06:09 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Tue Jul 19 23:14:42 1994 Larry Jones (larry.jones@sdrc.com) - * c-decl.c (c_decode_option): Handle -fno-ident. - * c-lex.c (check_newline): Ignore #ident for -fno-ident. + * configure (i[34]86-*-isc*): Treat isc4 like isc3. + Remove references to nonexistant files and add extra_parts + when needed. + (i[34]86-*-solaris2*): Remove reference to nonexistant + t-sco and use extra_parts instead. + (i[34]86-*-sysv*, i860-*-sysv3*, m68k-*-sysv3*, m68k-ncr-sysv*): + Replace t-svr3 with extra_parts. - * svr4.h (ASM_OUTPUT_LOCAL): Use assemble_name. +Tue Jul 19 20:31:34 1994 Doug Evans (dje@cygnus.com) - * mips.h: Use #error, not #include, for error messages. + * configure (find lang subdirs loop): Try to work around an + apparent bug in bash 1.12 on linux. - * cccp.c (warning, main): Implement -Werror. + * Makefile.in (clean): Remove multilib build dirs. - * i386sco.h (CPP_SPEC): Move non-fixed option here. - (CPP_PREDEFINES): From here. + * h8300.c (print_operand, default case): Handle SFmode regs. - * gcc.c (do_spec_1): For %p, just pass -D options. - For %P, pass all -A options. Put in whitespace, fix typos. +Mon Jul 18 22:02:53 1994 Jim Wilson (wilson@cygnus.com) - * c-parse.y (parmlist_2, defn_parmlist_2): Warn about (...). - * c-decl.c (get_parm_info): Don't warn here. + * sparc.c (call_operand): Use symbolic_operand not CONSTANT_P. + (call_operand_address): Likewise. + * sparc.md (call*): Use symbolic_operand not immediate_operand. + Use 's' constraint not 'i' constraint. -Thu Dec 19 06:15:46 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * toplev.c (rest_of_compilation): Clear DECL_ABSTRACT_ORIGIN if + clear DECL_INLINE. - * toplev.c (compile_file): Avoid ordered comparison of debug_info_level - since it is an enum. + * global.c (find_reg): Store divide results in temporary variables. - * mips.c: Include gstab.h. + * gcc.c (process_command): When have -BstageN option, pass include + not stageN/../include to preprocessor. - * sparc.md: Fix typo. +Mon Jul 18 21:58:27 1994 Torbjorn Granlund (tege@tiny.cygnus.com) - * caller-save.c (save_call_clobbered_regs): Don't save regs that - die in a CALL_INSN or that are born there. + * loop.c (move_movables): Aviod lossage when CALL_INSN_FUNCTION_USAGE + is NULL. -Thu Dec 19 04:28:23 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Mon Jul 18 20:53:54 1994 Ian Lance Taylor (ian@cygnus.com) - * c-aux-info.c (gen_aux_info_record): Don't write space at line beg. + * fixincludes: Rework required loop to avoid crash on decstation. -Wed Dec 18 11:46:13 1991 Tom Wood (wood at dg-rtp.dg.com) +Thu Jul 14 09:42:23 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cse.c (cse_main): Use get_max_uid rather than computing it. + * Version 2.6.0 released. -Wed Dec 18 18:13:06 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * explow.c (force_reg): Don't make a REG_EQUAL note for an insn + that doesn't set TEMP. - * loop.c (scan_loop): Ensure replacement made by single-use code - is not modified in the life of the register being replaced. +Wed Jul 13 17:00:35 1994 Torbjorn Granlund (tege@rtl.cygnus.com) -Wed Dec 18 15:37:52 1991 Ron Guilmette (rfg at ncd.com) + * expmed.c (expand_divmod, case CEIL_DIV_EXPR): + Handle emit_store_flag returning 0. - * rtl.h (fconst2_rtx, dconst2_rtx): Added extern declarations. +Wed Jul 13 16:35:57 1994 Jim Wilson (wilson@cygnus.com) - * flags.h (flag_inhibit_size_directive): Declared. + * expr.c (store_field): Set MEM_IN_STRUCT_P on object and + blk_object. - * svr4.h (INT_ASM_OP, INIT_SECTION_ASM_OP): Moved around. - (ASCII_DATA_ASM_OP): Definition added. - (flag_inhibit_size_directive): Deleted superfluous extern decls. +Wed Jul 13 08:40:11 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * Makefile.in: Correct number of expected shift/reduce conflicts - reported by bison for cp-parse.y. + * Makefile.in (distdir-start): Make tmp/ginclude and copy its files. + (distdir-finish): Don't use -f Makefile.in. + (gcc.xtar.gz): Add --best. - * sparcv4.h: New file. + * fold-const.c (decode_field_reference): Merge operand of + a BIT_AND_EXPR with the mask made from the description of the field. - * i860.h (FUNCTION_ARG_BOUNDARY): Added definition. - (sfmode_constant_to_ulong): Added extern declaration. + * fold-const.c (fold, case MULT_EXPR): Remove last change. - * i860.md (BTE/BTNE patterns): Changed all instances of - `(match_operand:SI 2 "zero_operand" "J")' to `(const_int 0)'. +Wed Jul 13 07:12:32 1994 Torbjorn Granlund (tege@adder.cygnus.com) - * i860.md (load then BTE/BTNE patterns): Added 8 new patterns, - for cond branch on EQ/NE of a zero-extended memref with small integer. + * xm-pa.h, xm-pahpux.h, xm-pahiux.h (USE_C_ALLOCA): Define. - * i860.md: 20 new patterns (involving BTE/BTNE) like existing 20 - but simplified so that the combiner will find them. +Wed Jul 13 03:30:36 1994 Jason Merrill (jason@deneb.cygnus.com) - * i860.md (sfmode_constant_to_ulong, fconst2_rtx): Removed - superfluous nested extern declarations. + * tree.h (TYPE_NEEDS_CONSTRUCTING): New macro. + (tree_type): Add needs_constructing_flag. + * function.c (assign_parms): If TYPE_NEEDS_CONSTRUCTING, pass by + invisible reference. + * calls.c (expand_call): Ditto. -Wed Dec 18 15:39:46 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Wed Jul 13 06:49:05 1994 Simon Cooper (scooper@hardees.rutgers.edu) - * va-i860.h (va_start for stdarg.h): Divide reg counts by 4. + * objc/Object.m: Include stdarg.h before stdio.h. - * stmt.c (emit_case_nodes): Fix typo, near testing cost_table. +Tue Jul 12 21:31:59 1994 Jim Wilson (wilson@cygnus.com) - * i860.h (CUMULATIVE_ARGS): Define a named struct, then use it. + * c-decl.c (pushdecl): Don't call lookup_name_current_level_global + when traditional. When doing checks against + IDENTIFIER_LIMBO_VALUE, also do check against + INDENTIFIER_GLOBAL_VALUE when traditional. - * function.c (expand_function_start): Compute sizes in proper order. + * final.c (getpwd): Declare. - * svr4.h (MD_STARTFILE_PREFIX): Defined. - (STANDARD_STARTFILE_PREFIX): Deleted. +Tue Jul 12 16:24:10 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * sparc.md (movstrsi): Disable if needs more than 32 insns. + * pa.h (GO_IF_LEGITIMATE_ADDRESS): Only allow immediate addressing + using 5 bits to avoid losing with FP loads and stores on page zero. - * expr.c (store_expr): Handle copying too-short STRING_CST. +Tue Jul 12 16:20:09 1994 David Edelsohn (edelsohn@npac.syr.edu) - * gstdarg.h (_VA_LIST): Handle this like _VA_LIST_. + * rs6000.md (ashlsi3, lshrsi3, ashrsi3): Only output low-order five + bits for !TARGET_POWER case. - * m68k.h (LOCAL_LABEL_PREFIX): Remove the `L'. - Fix uses of %L by adding `L'. - * m68k.c (print_operand_address): Fix use of %L. - * m68k.md (movhi): Fix use of %L. They were inconsistent. +Tue Jul 12 13:06:14 1994 Jim Wilson (wilson@cygnus.com) -Wed Dec 18 14:59:26 1991 Michael Meissner (meissner at osf.org) + * combine.c (record_dead_and_set_regs_1): Can only handle SUBREG + if the register is smaller or equal to BITS_PER_WORD. - * limits.h (whole file): Protect against inclusion. + * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Define. - * t-decrose (LIMITS_H): Don't install limits.h on OSF/1. - * t-encrose (LIMITS_H): Don't install limits.h on OSF/1. - * t-i386rose (LIMITS_H): Don't install limits.h on OSF/1. + * final.c (end_final): Store full path name in .d file not just + the filename. - * x-decrose (SYSTEM_INCLUDES): Don't do -I/usr/include. - * x-encrose (SYSTEM_INCLUDES): Don't do -I/usr/include. - * x-i386rose (SYSTEM_INCLUDES): Don't do -I/usr/include. + * README.IRIX5: New file. -Wed Dec 18 04:53:23 1991 Ken Raeburn (Raeburn@Cygnus.COM) +Tue Jul 12 10:55:14 1994 Michael Meissner (meissner@osf.org) - * cp-init.c (build_new): Rewrote some of the array-handling code. - Now stores the number of elements (after stripping off all outer - ARRAY_TYPE nodes) at the start of allocated storage, just before the - pointer the user's program sees. We also store the 2s compliment - value of the pointer returned so we can distinguish when deleting a - pointer whether it was "adjusted" or not. - (expand_vec_init): Added a type conversion for cases when the - address of an array gets passed in and we want to deal with the - elements. - (build_delete): Catch a case where deletion of arrays could slip - through. - (build_vec_delete): More array-handling rewrites. Extract the - stored value and use it as the number of objects to destroy; ignore - any value supplied by the user. + * i386/osfrose.h (CC1_SPEC): If both -pic-extern/-pic-lib and + -pic-none, use -pic-extern win, instead of -pic-none. - * cp-init.c (init_vfields): Now static. + * i386/osfelf.h (CC1_SPEC): Ditto. - * cp-tree.h (struct lang_decl_flags): Merged "dummy" fields. +Tue Jul 12 09:08:06 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-tree.h (DECL_TEMPLATE_INSTANTIATIONS): New macro for finding a - list of instantiations already made of a template. (Only - implemented for functions currently.) - * cp-tree.def (DECL_TEMPLATE_INSTANTIATIONS): Describe it. - * cp-pt.c (instantiate_template): Maintain and make use of it. + * reload.c (find_reloads): Don't try to call force_const_mem on + a HIGH. - * cp-pt.c (tsubst, case REFERENCE_TYPE): Call build_reference_type - instead of constructing the type here. + * fold-const.c (fold, case MULT_EXPR): If arg is an unsigned + CEIL_DIV_EXPR, convert to TRUNC_DIV_EXPR of a PLUS_EXPR in some cases. -Wed Dec 18 03:37:46 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * alpha.md (ashldi3): Update pattern for (sign_extend (ashift ..)) + to match the current canonicalization. - * c-parse.y (label_decl): Use identifiers_or_typenames. + * explow.c (round_push, allocate_dynamic_stack_space): Avoid + using CEIL_DIV_EXPR; add adjustment and use TRUNC_DIV_EXPR instead. - * c-parse.y: Support FUNCTION ([ARGNAMES] DECLS) {...}. - (defn_parmlist_2, defn_parms): New nonterminals. - (identifiers_or_typenames): New nonterminal. - (parmlist_or_identifiers_1): Changed. - * c-decl.c (combine_parm_decls): New function. +Tue Jul 12 08:12:04 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) -Tue Dec 17 22:18:43 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * dbxout.c (dbxout_source_file): Increment source_label_number outside + of macro expansion. - * function.c (expand_main_function): Build SYMBOL_REF with Pmode, - not VOIDmode. + * arm.c (reversible_cc_register): New function. + (final_prescan_insn): Don't try to conditionalize jumps with JUMP_CLOB + attribute. + * arm.h (PREDICATE_CODES): Add reversible_cc_register. + * arm.md (matcher for SFmode inequality comparison): Use cmfe, not cfm. + (matchers for {store-flag, not-store-flag, neg-store-flag}): Output + if-false instruction first before if-true instruction. + (matcher for (AND store-flag x)): Only match if reversible_cc_register. + (matcher for (IF-THEN-ELSE reg (NOT reg))): Likewise. - * rs6000.h (HARD_REGNO_NREGS, CLASS_MAX_NREGS): FP regs can only hold - 64 bits, not any size FP value. + * arm.h (FRAME_POINTER_REQUIRED): Always true if the function has + nonlocal labels. + * arm.md ({save,restore}_stack_nonlocal): Delete. - * reload1.c (reload): Remove variable old_caller_save_needed. - Call init_save_areas and setup_save_areas instead of - allocate_save_areas and elim_save_addrs. - * caller-save.c (init_caller_save): New function, from part of - allocate_save_areas. - (setup_save_areas): New function, from rest of allocate_save_areas - and elim_save_addrs. - When scanning pseudos to find hard regs that might need caller-save, - look at all parts of multi-word registers. +Mon Jul 11 19:29:15 1994 Oliver Kellogg (okellogg@salyko.cube.net) - * flow.c (elim_reg_set): New variable. - (flow_analysis): Set it to contain those regs that we can eliminate. - (mark_used_regs): Don't set eliminable regs as live when they are used. + * machmode.def (TQFmode): New mode. + * expr.c (convert_move): Add some conversions for TQFmode. + * varasm.c (assemble_real): Handle TQFmode output. + * config.sub (basic_machine): Add 1750a. + * configure (1750a-*-*): New configuration. + * 1750a.c, 1750a.h, 1750a.md, m1750a.inc: New files. - * global-alloc.c (global_alloc): Clear preferences with eliminable - regs, in addition to clearing conflicts. +Mon Jul 11 18:38:42 1994 Doug Evans (dje@cygnus.com) - * reload.c (find_reloads_toplev): Abort instead of making - a SUBREG of a VOIDmode constant. + Add support for the h8/300h cpu. + * config/h8300/lib1funcs.asm: New file. + * h8300/t-h8300 (CROSS_LIBGCC1): Use libgcc1-asm.a. + (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA, MULTILIB_OPTIONS, + MULTILIB_DIRNAMES, LIBGCC, INSTALL_LIBGCC): Define. + (fp-bit.c): Build it. + * h8300/h8300.h (CPP_PREDEFINES, CPP_SPEC, LIB_SPEC, TARGET_SWITCHES, + BITS_PER_WORD, MAX_BITS_PER_WORD, UNITS_PER_WORD, MAX_UNITS_PER_WORD, + POINTER_SIZE, PARM_BOUNDARY, BIGGEST_ALIGNMENT, + BIGGEST_FIELD_ALIGNMENT, STACK_BOUNDARY, HARD_REGNO_NREGS, + HARD_REGNO_MODE_OK, REG_CLASS_NAMES, REG_CLASS_CONTENTS, + REGNO_REG_CLASS, PUSH_ROUNDING, FUNCTION_ARG_ADVANCE, + TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, + CONSTANT_ADDRESS, MOVE_MAX, Pmode, SIZE_TYPE, PTRDIFF_TYPE): + Add h8/300h support. + (LINK_SPEC, TARGET_RTL_DUMP, TARGET_H8300, TARGET_H8300H, + REAL_ARITHMETIC, SETUP_INCOMING_VARARGS, HAVE_POST_INCREMENT, + HAVE_PRE_DECREMENT, MAX_MOVE_MAX, NO_BUILTIN_SIZE_TYPE, + NO_BUILTIN_PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, + MAX_WCHAR_TYPE_SIZE, ASM_WORD_OP, INIT_SECTION_ASM_OP, + CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, EXTRA_SECTIONS, + EXTRA_SECTION_FUNCTIONS, ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR, + DO_GLOBAL_CTORS_BODY, DO_GLOBAL_DTORS_BODY, INIT_TARGET_OPTABS): + Define. + (CAN_DEBUG_WITHOUT_FP, PCC_STATIC_STRUCT_RETURN, STRUCT_VALUE_REGNUM, + STRUCT_VALUE_INCOMING, STRUCTURE_SIZE_BOUNDARY): Undefine. + (enum reg_class): Add h8/300h support. + (emit_a_shift): Declare. + (TARGET_DEFAULT): Set default to -mquickcall. + (DOUBLE_TYPE_SIZE): Fix at 32. DFmode support doesn't exist. + (CALL_USED_REGISTERS, REG_ALLOC_ORDER): Swap registers 2,3 with 4,5. + Registers 0,1 contain function result, allocate after 2,3. + (STATIC_CHAIN_REGNUM): Use reg 4. + (CONST_OK_FOR_LETTER_P): 'O' is ok_for_bclr, 'P' is small_power_of_two. + (FUNCTION_PROFILER, FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): First + attempt at an implementation. + (CONST_COSTS): Move code into function const_costs. + (BRANCH_COST): Set to 0. + (NOTICE_UPDATE_CC): Move code into function notice_update_cc. + (ASM_FILE_START): Move code into function asm_file_start. + (ASM_FILE_END): Move code into function asm_file_end. + (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Use REAL_VALUE_TO_DECIMAL. + * h8300/h8300.c (cpu_type, names_extended, names_upper_extended, + h8_reg_names, h8_push_ops, h8_pop_ops, h8_mov_ops, h8_push_op, + h8_pop_op, h8_mov_op, current_function_anonymous_args, extra_pop, + hand_list): New variables. + (h8300_init_once, asm_file_start, asm_file_end, ok_for_bclr, o_operand, + p_operand, call_insn_operand, jump_address_operand, bit_operand, + eq_operator, const_costs, notice_update_cc, bit_operator, + nshift_operator, expand_a_shift, get_shift_alg, emit_a_shift, + fix_bit_operand): New functions. + (shift_alg, shift_type, shift_mode): New enums. + (shift_insn): New struct. + (shift_n_bits, can_shift): Deleted. + (shift_one, rotate_one): New variables. + (WORD_REG_USED): New macro (was function word_reg_used). + (dosize, function_prologue, function_epilogue, print_operand_address): + Add h8/300h support. + (small_power_of_two): Renamed from potl8. + (potg8): Deleted. + (general_operand_src): Fix POST_INC case. + (general_operand_dst): Fix PRE_DEC case. + (function_arg): 3 regs of args are passed if -mquickcall. + 4 regs of args are passed to handwritten assembler routines. + (print_operand): New cases 'A', 'P', 'S', 'U', 'W', 'b', 'c', 'd', 'g'. + Delete case 'O'. Sort cases. Add h8/300h support. + (do_movsi): Renamed from domovsi. + Handle reload_in_progress and reload_completed. + (initial_offset): Renamed from io. Add h8/300h support. + * h8300/h8300.md (cpu): New attribute. + (attribute length): Add h8/300h support. + (attribute cc): New value `cbit'. + (all anonymous insns): Give them names. + (move insns): Add h8/300h support. + (tstqi, tsthi): Use btst insn if able. + (arithmetic insns): Add h8/300h support. + (boolean insns): Likewise. + (negate insns): Likewise. + (branch insns): Likewise. + (call_value): Use call_insn_operand for operand 1. + (shift insns): Completely rewritten. Add h8/300h support. + (zero/sign extension insns): Add h8/300h support. + (extv): Deleted. + (insv, extzv): Only use for h8/300. + (bitfield insns): Completely rewritten. + (fancyb*): New insns for speeding up bit accesses. - * emit-rtl.c (copy_rtx_if_shared): SCRATCH may always be shared. + * optabs.c (init_optabs): Allow target specific libcalls + with INIT_TARGET_OPTABS. -Tue Dec 17 21:06:03 1991 Michael Meissner (meissner at osf.org) +Mon Jul 11 18:32:42 1994 Steve Chamberlain (sac@cygnus.com) - * mips.h (MIPS_VERSION): Bump MM version number to 5. - (processor_type): New enum to hold which type of - processor to schedule for. - (mips_cpu): New global to hold processor type. - (MASK_*, TARGET_*): Rearrange target bits, add bits to select - processor type, r4000 int/long/long long sizes. - (TARGET_SWITCHES): Delete redunant no options, only leave no- - version. - (CUMULATIVE_ARGS): Make this a structure, not a pointer to a - structure. - (INIT_CUMULATIVE_ARGS): CUMULATIVE_ARGS changes. - (FUNCTION_ARG_ADVANCE): Ditto. - (FUNCTION_ARG): Ditto. - (FUNCTION_ARG_PARTIAL_NREGS): Ditto. - (RTX_COSTS): Count simple memory refs as one instruction. - (REGISTER_MOVE_COST): Define as 4, to make sure constraints are - checked. + * config/fp-bit.c: New file. Provides simple fp emulation library. - * mips.md (hilo type attribute): Add hilo type attribute to - separate moves to/from the hi/lo registers with other register - transfers. - (move patterns): Set hilo attribute as appropriate. - (define_function_units): Update the integer and memory functional - units to include R4000 and R6000 processors, keyed off of the - -mr[46]000 switches. Add a new functional unit for transfering - stuff between register sets. - (mov{sf,df}_xfer*): Remove these patterns, as they are no longer - needed in GCC 2.00 to move between the different register sets, - and generate insn not found messages if used. - (movsi_ulw, movsi_usw): Correct test to see if stack loads are - aligned. Use UNITS_PER_WORD-1 instead of a hard coded 3. - (move define_expands): Delete move define_expands, since they are - illegal according to the documentation, and the bug they guard - against has long ago been fixed. +Mon Jul 11 18:27:42 1994 Ian Lance Taylor (ian@cygnus.com) - * mips.c (mips_cpu): New global to hold processor type. - (override_options): Set mips_cpu, check for 64 bit r4000 switches - if processor not a r4000. - (init_cumulative_args): CUMULATIVE_ARGS changes. - (function_arg_advance): Ditto. - (function_arg): Ditto. - (function_arg_partial_nregs): Ditto. - (mips_output_filename): Except for first .file, don't emit any other - .file if encapsulating stabs in ECOFF, just put out stabs. This - confuses gdb. - (mips_output_lineno): Don't put out .loc's if encapulating stabs in - ECOFF. - (mips_asm_file_start): Put a .set nobopt for MIPS assembler to - work around bug where the assembler goes bonkers if a branch - inside of a .set noreorder section jumps to a label outside of a - .set noreorder section. This is supposed to be fixed in 2.20 of - the assembler. - (function_epilogue): Correctly emit nops with tabs and newlines if - needed. + * Makefile.in (libgcc1-asm.a): New target for building libgcc1.a + in cross compilers. - * decrose.h (OBJECT_FORMAT_ROSE): Define, to tell collect to - enable OSF/rose support, rather than use nm. +Mon Jul 11 17:00:45 1994 David Edelsohn (edelsohn@npac.syr.edu) - * encrose.h (OBJECT_FORMAT_ROSE): Define, to tell collect to - enable OSF/rose support, rather than use nm. + * rs6000.md (movsi matcher): Add nop for moving special register + to itself for !TARGET_POWER. + (movhi and movqi matcher): Likewise and add mtjmpr attribute. + Separate MQ from CTR and LR target registers for TARGET_POWER. - * i386rose.h (OBJECT_FORMAT_ROSE): Define, to tell collect to - enable OSF/rose support, rather than use nm. + * powerpc.h (CPP_SPEC): Fix typo. - * t-decrose (EXTRA_PASSES): Build collect2 instead of collect-osf, - and link it to ld. +Mon Jul 11 16:50:29 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * t-encrose (EXTRA_PASSES): Build collect2 instead of collect-osf, - and link it to ld. + * c-parse.in (stmt): Don't give more than one error message if a + nested `if' has an empty body. - * t-i386rose (EXTRA_PASSES): Build collect2 instead of collect-osf, - and link it to ld. + * a29k.md (movqi): Call loadhi, not loadqi. - * x-decrose (DEBUG): Delete -g, since CFLAGS already passes it. - (GCC_CFLAGS): Define POSIX so we can build protoize. +Mon Jul 11 16:46:09 1994 Jeffrey A. Law (law@mole.gnu.ai.mit.edu) - * x-encrose (DEBUG): Delete -g, since CFLAGS already passes it. - (GCC_CFLAGS): Define POSIX so we can build protoize. + * pa.h (DEBUGGER_ARG_OFFSET): Define. If no frame pointer + is available, then adjust the offset by the size of the + current frame. - * x-i386rose (DEBUG): Delete -g, since CFLAGS already passes it. - (GCC_CFLAGS): Define POSIX so we can build protoize. +Mon Jul 11 16:34:14 1994 Stan Shebs (shebs@andros.cygnus.com) - * t-decstatn (EXTRA_PASSES): Explicitly mention collect2. - (ld): Use $(SYMLINK) rather than just ln. + * configure (*-*-lynxos*): Always run fixincludes, and if not using + gas, set tm_file to lynx-ng.h. + * config/x-lynx: Always run fixproto. + * config/lynx.h, i386/lynx.h, m68k/lynx.h, sparc/lynx.h: Rewrite + to work with gas producing coff files. + * config/lynx-ng.h, i386/lynx-ng.h, m68k/lynx-ng.h, + sparc/lynx-ng.h: New files. - * t-mips (EXTRA_PASSES): Explicitly mention collect2. +Mon Jul 11 15:16:28 1994 Pat Rankin (rankin@eql.caltech.edu) - * collect2.c (whole file): Rewrite file based on collect-osf, to - make it more portable. Highlights include: running ld only once if - there are no constructors; OSF/rose support; not assuming that the - linker, assembler, nm live in /bin; -v support to trace the commands - being executed and print a version number; loops instead of - recursion used to write out the tables; support for user using -r; - checking all error returns; not using the shell to start processes. + * make-cc1.com: Compile most of cc1plus in the `cp' subdirectory. + * vmsconfig.com: When setting up tm.h, convert "vax/vax.h" into + "config-vax.h" rather than "[.config.vax]vax.h" for #include so + it will work from [.cp] subdirectory; copy vax.h to config-vax.h + as part of configuration setup. Also, manually include cc1plus + in the list of buildable compilers (a temporary measure; it + should process cp/Makefile.in like it does for primary makefile). - * collect-osf.c (whole file): Deleted, merged into collect2.c. + * make-cc1.com: Use `=' rather than `:=' when setting up CC, + so that `gcc' can be defined as a foreign command if necessary; + eliminate `set symbol/scope=noGlobal' for same reason; use `=' + with all other symbols, for consistency; add explicit .obj + extension to some lists of object files passed to the linker; + general cleanup of the command text echoed during execution. + * make-cccp.com: Revise to be more consistent with make-cc1.com + for symbol setup & usage and for echoing command execution. -Tue Dec 17 15:49:06 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Mon Jul 11 15:03:23 1994 Charles Hannum (mycroft@duality.gnu.ai.mit.edu) - * sched.c (schedule_insns): Don't update value of reg_live_length - when it is negative, because negative values are special. + * configure: Recognize m68k-*-netbsd* and i[345]86-*-netbsd*. + * cccp.c, collect2.c, gcc.c, protoize.c, cp/g++.c (sys_errlist) + [bsd4_4]: Do this for __NetBSD__ also. - * sched.c (schedule_block): Make new_needs an int not an enum, since - some compilers won't accept using `|' and `&' with enums. +Mon Jul 11 14:16:28 1994 Kresten Krab Thorup (krab@spiff.gnu.ai.mit.edu) - * sparc.md: Don't emit nop after floating point compare; this is - no longer needed. + * mips/mips.h (STRUCT_VALUE): Change definition from `(rtx)0' to + just `0' so it is a valid expression for the pre-processor. - From Tom Wood: - * sched.c (memrefs_conflict_p): Exchange xsize and ysize when x - and y are exchanged. +Mon Jul 11 10:54:35 1994 Stan Cox (coxs@dg-rtp.dg.com) -Tue Dec 17 15:01:04 1991 Mark Eichin (eichin at cygnus.com) + * configure (m88k-dg-dguxbcs): New configuration. m88k-dg-dgux + Now builds an elf compiler. Both targets will create bcs or elf. - * cp-decl.c (set_nested_typename): use SET_IDENTIFIER_TYPE_VALUE, - not set_identifier_type_value, so that the binding doesn't get - unwound by leaving class scope. + * m88k/dgux.h (ASM_SPEC,STARTFILE_SPEC,LIB_SPEC): svr4 default. -Tue Dec 17 10:57:12 1991 Tom Wood (wood at dg-rtp.dg.com) + * m88k/dguxbcs.h (ASM_SPEC,STARTFILE_SPEC,LIB_SPEC): + New target for svr3. - * toplev.c (main): Make -g0 produce no debugging information. + * m88k/x-dgux, m88k/t-dgux, m88k/x-dguxbcs: + Changed for svr4/svr4/svr3 respectively. -Tue Dec 17 15:15:20 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * m88k/m88k.h (TARGET_SVR3): New target switch. - * gcc.c (do_spec_1): In %P, duplicate the names with __ just in front. +Wed Jun 29 19:23:27 1994 David Mosberger-Tang (davidm@piston.cs.arizona.edu) + + * alpha.h (LIB_SPEC): If -pg, add -lprof2. - * gstab.h: Renamed from stab.h. - * collect2.c, dbxout.c, final.c, mips-tfile.c: #include changed. - * dbxout.c (N_CATCH): Define this if stab.h does not. - * Makefile.in: Depend on gstab.h where appropriate. +Mon Jul 11 13:17:38 1994 Ian Lance Taylor (ian@cygnus.com) - * Makefile.in (STAGESTUFF): Remove collect and collect2. + * combine.c (simplify_set): Only turn IF_THEN_ELSE into AND if + MODE_INT. - * c-parse.y (parmlist_2): Allow just `...' with no named args. - * c-decl.c (get_parm_info): Pedantic warning for that usage. +Sun Jul 10 06:03:12 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * final.c (final_scan_insn): Don't output blocks for -g1. + * reload1.c (eliminate_regs_in_insn): Handle special case of + assignment from hard frame pointer to frame pointer (for + nonlocal goto). + * function.c (instantiate_virtual_regs_1): Remove last change. + * stmt.c (expand_end_bindings): When adjusting FP, set it + from hard_frame_pointer_rtx. - * Makefile.in (crtbegin.o, crtend.o): Use -g0. + * expr.c (expand_builtin, case BUILT_IN_FSQRT): Don't use + asterisk in name of `errno'. - * function.c (expand_main_function): Do nothing if INIT_SECTION_ASM_OP. +Fri Jul 8 22:07:32 1994 Jim Wilson (wilson@cygnus.com) - * varasm.c (assemble_asm): Handle ADDR_EXPR of a STRING_CST. - * stmt.c (expand_asm): Likewise. - * c-parse.y (extdef, stmt): Accept STRING_CST or ADDR_EXPR in asm. + * stdarg.h: Delete include of when not gcc. + * varargs.h: Delete include of when not gcc. -Tue Dec 17 15:01:11 1991 Tom Wood (wood at dg-rtp.dg.com) +Fri Jul 8 18:45:56 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * m88k.h (INIT_SECTION_ASM_OP): Override svr[34].h. - * m88kv4.h (INIT_SECTION_ASM_OP): Override svr4.h and m88k.h. - * m88kdgux.h ({INIT,CTORS,DTORS}_SECTION_ASM_OP): Override m88k.h - except when compiling crtstuff.c. + * m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Copy a0 to d0, not + the other way. -Mon Dec 16 21:50:42 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Fri Jul 8 17:41:39 1994 Jim Wilson (wilson@cygnus.com) - * stmt.c (struct case_node): Remove unused field `test_label'. - (pushcase, pushcase_range): Don't initialize it. + * expr.c (get_inner_unaligned_p): New function. + (expand_assignment, expand_expr): Use it. - * stmt.c (check_for_full_enumeration_handling): Only print warnings - if -Wswitch is specified. - (expand_end_case): Call check_for_full_enumeration_handling even if - -Wswitch is not specified. +Fri Jul 8 17:16:25 1994 Doug Evans (dje@cygnus.com) - * expr.c (convert_move): Add missing arg to call to force_reg. - (convert_to_mode): Likewise, for protect_from_queue. + * expmed.c (extract_split_bit_field): Set UNIT to BITS_PER_WORD for + register values. + (store_split_bit_field): Likewise. Call operand_subword_force. -Mon Dec 16 20:33:10 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Fri Jul 8 13:48:23 1994 Mike Stump (mrs@cygnus.com) - * expr.c (expand_builtin): Check number and types of args. + * expr.c (target_temp_slot_level): New variable to keep track of + the current stack level for temporaries created by TARGET_EXPRs. + * expr.h (target_temp_slot_level): Declare it. + * expr.c (expand_expr): Add code to maintain the new temporary + stack for TARGET_EXPRs to the CLEANUP_POINT_EXPR code and change + the allocation of temporaries for TARGET_EXPRs to be from the new + stack, so that they may live longer, and only be reused after they + are no longer in use. + * function.c (assign_stack_temp): KEEP can now also be 2, to + indicate allocation from the longer term frontend controlled + temporary stack. + * function.c (init_function_start): Initialize + target_temp_slot_level to zero. - * c-parse.y (stmt, extdef): Allow constant expression inside plain asm. +Fri Jul 8 16:52:38 1994 Jim Wilson (wilson@cygnus.com) - * m68k.md (movhi): Use asm_fprintf to print .set or equivalent. - * m68k.c (print_operand_address): Use %R when printing pc register. - * m68k.h (ASM_OUTPUT_INTERNAL_LABEL, ASM_GENERATE_INTERNAL_LABEL): - Use %L. + * combine.c (distribute_notes, REG_DEAD case): When check to see + if insn uses register, also call find_regno_fusage. - * c-typeck.c, cp-typeck.c (c_sizeof): Give error for incomplete type. + * sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Call assign_stack_local + if the frame has zero size. -Mon Dec 16 11:14:28 1991 Ken Raeburn (Raeburn@Cygnus.COM) +Fri Jul 8 11:46:50 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-decl.c (init_decl_processing): Don't declare unused function - __builtin_vec_delete. + * varasm.c (record_constant_rtx, force_const_mem): Ensure everything + is in saveable_obstack, not current_obstack. -Mon Dec 16 08:35:04 1991 Torbjorn Granlund (tege at hal.gnu.ai.mit.edu) + * combine.c (force_to_mode): OP_MODE must be MODE if MODE and + mode of X are of different classes. + (nonzero_bits, num_sign_bit_copies): Say nothing known for + floating-point modes. - * gnulib2.c (__udivmoddi4): Add comment. + * function.c (instantiate_virtual_regs_1, case SET): + If DEST is virtual_stack_vars_rtx, replace with hardware + frame pointer. -Mon Dec 16 07:47:13 1991 Michael Tiemann (tiemann at cygnus.com) + * expr.c (expand_expr, case CONVERT_EXPR): If changing signedness + and we have a promoted SUBREG, clear the promotion flag. - * cp-call.c (ideal_candidate): Always set BEST before using it. - Also, call `build_component_ref_1' with 3 args everywhere, and - `build_indirect_ref' with 2 args everywhere. + * c-decl.c (finish_decl): Put RTL and other stuff in + permanent_obstack if DECL is. -Mon Dec 16 07:17:46 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * combine.c (gen_unary): Add new arg, OP0_MODE. + All callers changed. - * reload.h: Add `extern' to function declarations. - (gen_input_reload): Add declaration. - * reload1.c (reload): Allocate save area if caller-saves are needed; - check for case when it becomes needed after some spill registers are - obtained. - Can now eliminate frame pointer even when caller-saves are needed. - Perform register elimination of save area and see if caller-save needs - a spill register. - If required, find a spill register and pass it to caller-save code. - (gen_input_reload): No longer static. - * Makefile.in (caller-save.o): Now includes reload.h (again). - * global-alloc.c (global_alloc): Can eliminate frame pointer even if - we have caller-saves. - * toplev.c (compile_file): Call init_caller_saves. - - * caller-save.c: Major rewrite; almost entirely new code. - Integrate caller-saving with frame pointer elimination. - Don't try to save and restore registers that cannot be directly - copied to memory (such as MQ). - Correctly place save and restore insns. - Don't restore a saved register until end of block or if it is needed. +Thu Jul 7 19:58:35 1994 Jason Merrill (jason@deneb.cygnus.com) - * cse.c (mention_regs): Now returns int to indicate that the hash code - may have changed. - For COMPARE and comparison op, ensure that any register operand has - a quantity number. - (insert_regs): Return value from mention_regs. - (rehash_using_reg): New function. - (record_jump_equiv, mention_regs): Call rehash_using_reg if an operand - of a compare is a REG whose hash code is changing. + * varasm.c (assemble_variable): Do set TREE_ASM_WRITTEN on + erroneous incomplete decls. -Mon Dec 16 07:09:21 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Thu Jul 7 17:59:46 1994 Joseph Arceneaux (jla@gnu.ai.mit.edu) - * function.c (expand_main_function): New subroutine. Call __main. - * c-decl.c, cp-decl.c (store_parm_decls): Use that. - * cp-decl.c (init_decl_processing): Don't declare __main. + * configure (m68k-motorola-sysv*): Use mot3300g.h for gas. + * m68k/mot3300g.h: New file. - * objc-actions.c (init_objc): Call __objcInit as a constructor. +Thu Jul 7 17:42:21 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * toplev.c (compile_file): Reenable SDB code #if 0'd before. + * m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Fix typo in last change. - * protoize.c (version_string): Make it extern. - * Makefile.in (protoize, unprotoize): Link with version.o. +Thu Jul 7 17:36:26 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Sun Dec 15 23:31:47 1991 Michael Tiemann (tiemann at cygnus.com) + * expmed.c (expand_mult_highpart): Build constant forms of CNST1 + in MODE or WIDE_MODE, as appropriate. - * cp-tree.c (virtual_member): When recurring, don't dive into - nonexistent baseclasses. + * optabs.c (expand_binop, case DIV [complex]): Fix typo in last change. - * cp-decl.c (grokdeclarator): Set TREE_STATIC for initialized const - arrays. - * cp-typeck.c (mark_addressable): A decl that was TREE_STATIC might - be chagned to TREE_EXTERNAL due to #pragma interface/implementation. + * alpha.md (reload_inqi): Make operand[2] be TImode and + pass register number that differs to unaligned_loadqi. + (reload_outqi): Change overlap in temps to unaligned_storeqi. + * alpha.c ({un,}aligned_memory_operand): Check against + hard_frame_pointer_rtx, not frame_pointer_rtx. -Sun Dec 15 14:57:23 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Thu Jul 7 01:39:33 1994 Doug Evans (dje@cygnus.com) - * Makefile.in (SYSCALLS.c.X): Fix typo. - (INTERNAL_CFLAGS): Delete -DMERGED. + * combine.c (make_compound_operation, AND case): Do extraction in + desired result mode. - * dbxout.c (dbxout_init): Pass proper args to ASM_OUTPUT_MAIN_*. - * newpbb.h (ASM_OUTPUT_MAIN_SOURCE_FILENAME): Add proper arguments. + * flow.c (mark_set_1): Record explicit hard registers in their + raw mode. + (mark_used_regs): Likewise. + * combine.c (distribute_notes): Likewise. - * stmt.c (emit_case_nodes): Rewrite to change induction conditions. - Handle boundedness in the bounded node itself. - Handle branching entirely at the parent level. +Wed Jul 6 14:45:08 1994 Pat Rankin (rankin@eql.caltech.edu) - * gstdarg.h: Use va-i860.h. - * va-i860.h (va_start for ANSI): Fix typo. Call __builtin_next_arg. + * longlong.h (vax sdiv_qrnnd): Fix typo. -Sat Dec 14 20:45:30 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Wed Jul 6 19:59:12 1994 Mike Stump (mrs@cygnus.com) - * Makefile.in (USER_H): va-hp9k8.h should be va-hp800.h. + * expr.c (expand_expr, defer_cleanups_to, expand_cleanups_to): All + cleanups have to be protected by interim exception handling code. + * stmt.c (expand_decl_cleanup, expand_cleanups): Ditto. + * toplev.c (interim_eh_hook): Hook for interim exception handling. + * toplev.c (interim_eh): Default implementation for exception + handling that does nothing. + * toplev.c (main): Set default for interim_eh_hook. - * loop.c (invariant_p): Call-clobbered register is not invariant if - loop has calls. - (count_loop_regs_set): Count a CLOBBER as a setting of a register. +Wed Jul 6 17:56:37 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * stmt.c: Move include of ctype.h and definition of cost variables to - front of file. - (expand_end_case): Always set use_cost_table. Check type here instead - of in estimate_case_costs. Don't suppress use of cost table when - not optimizing. - (estimate_case_costs): Now returns int. Check for any case tag - that is an unusual control character here and reject use of table - if so. Always do comparisons signed, since that's how we access the - cost table. - (balance_case_nodes): Don't check for strange control characters here. - (node_has_low_bound): Do checking if we don't have a left branch, - instead of if we do. - (node_has_{low,high}_bound): Remove spurious checks on branches. - (emit_case_nodes): Ensure operation passed to emit_cmp_insn matches - the branch we actually emit. - Fix case of a range node with no left or right branch; use of case - and default label were backward for the high test. - Remove unused variables defaulted_{left,right}. + * alpha.c (output_prolog): Start memory probing with $2. -Sat Dec 14 16:10:11 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Wed Jul 6 14:21:14 1994 Jim Wilson (wilson@cygnus.com) - * protoize.c: Don't include limits.h. - Rename `pathname' to `filename' everywhere. - Clean up indentation of fprintf calls. - Use standard GNU format for file name/line in error messages. - (n_base_source_files): Renamed from base_source_files. - (convert_filename, invocation_filename, base_source_filenames): - `path' renamed to `filename'. - (syscalls_absolute_filename): Renamed from syscalls_pathname. - (find_file): Arg FILENAME no longer const. - (main): Fix getcwd error-checking logic. - (varargs_style_indicator): Delete `const'. - (savestring): Declare arg `input' const. + * stmt.c (struct nesting): Add new field alt_end_label. + (expand_start_loop): Initialize it to zero. + (expand_end_loop): Reorder loop if find either a jump to end_label + or a jump to alt_end_label. + (expand_exit_loop_if_false): Set alt_end_label. - * Makefile.in (protoize, protoize.o, unprotoize, unprotoize.o): - Use GCC_FOR_TARGET. - (getopt.o, getopt1.o): Likewise. - (GCC_FOR_TARGET): Delete -B./. - (GCC_CFLAGS): Add -B./. Copy ALL_CFLAGS's definition, less XCFLAGS. +Wed Jul 6 05:07:31 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * cp-init.c (add_friends): Pass proper args to strncmp. + * c-common.c (decl_attributes): If TREE_TYPE for the DECL is updated, + then update TYPE as well. - * toplev.c (compile_file): Clear DECL_RTL for vars not really output. - #if 0 possibly redundant code for SDB output. + * longlong.h (arm umul_ppmm): Fix use of uninitialized register. + Eliminate clobbers of hard registers. - * sys-types.h: Include gstddef.h to get size_t and wchar_t. +Wed Jul 6 03:22:04 1994 Torbjorn Granlund (tege@rtl.cygnus.com) - * ultrix.h (CPP_PREDEFINED): Add __unix, __ultrix, __bsd4_2. + * expmed.c (expand_divmod): Clear out TARGET also if OP1 is a + constant, when TARGET == OP0. - * Makefile.in (STAGESTUFF): Add collect, collect2. +Tue Jul 5 18:58:28 1994 Torbjorn Granlund (tege@rtl.cygnus.com) -Sat Dec 14 12:16:12 1991 Michael Tiemann (tiemann at cygnus.com) + * Makefile.in (c-parse.y): Redirect through tmp file. + (objc-parse.y): Likewise. + (c-gperf.h): Likewise. + (mostlyclean): Delete the new tmp files. - * cp-search.c (get_baselinks): Use obstacks right, instead of - aborting when we know we're using them wrong. + * expmed.c (expand_divmod): Fix typo setting op1_is_pow2. + (expand_divmod): Handle powers-of-two specifically for unsigned + CEIL_*_EXPR. - * cp-parse.y (structsp): Fix typo in exception declaration rule. + * longlong.h: Really fix the test for _IBMR2. Change test of + __powerpc__ to _ARCH_PPC. - * cp-typeck.c (build_modify_expr_1): Recursive call to - `build_modify_expr_1' used pre-BINFO representation for - BASETYPE_PATH argument. +Tue Jul 5 17:00:19 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-decl.c (start_decl): Don't switch to temporary allocation for - decls of type REFERENCE_TYPE, as their initializers may live a long - time, too. + * combine.c (try_combine): Don't check for replacing + arg of function here. + (can_combine_p): Do it here. -Sat Dec 14 07:11:03 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * expr.c (expand_increment): If pre-incrementing a promoted + variable, don't adjust OP0 since the result won't be used. - * reload.c (find_reloads_toplev): If we have a SUBREG of a multi-word - constant, try to extract just the word we want. + * jump.c (duplicate_loop_exit_test): Handle SUBREG in SET_DEST + of loop exit test statements. - * global-alloc.c (global_alloc): Correct reference to ELIMINABLES. + * combine.c (try_combine): If I2DEST was used in I2SRC, it isn't + unused just because there is no SET for I2 anymore. -Fri Dec 13 15:28:38 1991 Michael Meissner (meissner at osf.org) +Mon Jul 4 11:15:13 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * configure (mips-mips-sysv): On MIPS System V, use xm-umips.h, not - xm-mips.h. + * rs6000.h (RS6000_OUTPUT_BASENAME): Always call assembler_name + and pass the actual symbol name. - * gstddef.h (__PTRDIFF_TYPE__): Provide default definition in case - non-GCC 2.00 compiler is used. - (__SIZE_TYPE__): Ditto. - (__WCHAR_TYPE__): Ditto. + * varasm.c (assemble_name): Call STRIP_NAME_ENCODING. -Fri Dec 13 14:49:54 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * cse.c (canon_hash, exp_equiv_p): Refer to string in SYMBOL_REF + with XSTR, not XEXP. - * config.sub: Renamed from config.subr. - Support os -sym1. - Convert -svr3, -svr4 to -sysv3, -sysv4. - * configure: Used new name. +Sat Jul 2 18:53:19 1994 Jim Wilson (wilson@cygnus.com) - * Makefile.in (includes): Preserve files from GCC already in dir. + * mips.md (smuldi3_highpart, smuldi3_highpart_internal, + umuldi3_highpart, umuldi3_highpart_internal): New patterns. -Fri Dec 13 11:01:12 1991 Fred Fish (fnf at fishpond) + * unroll.c (loop_iterations): Only use REG_EQUAL note value if it + is constant. - * att386.h: Fix unparenthesized macro arguments in - ASM_OUTPUT_ASCII macro. + * dbxout.c (dbxout_type_methods): Enable debugging info for + template classes. - * i386v4.h: Select an assembly language syntax file and include - it. Supply missing macros from ones in i386v.h (TARGET_DEFAULT, - VALUE_REGNO, FUNCTION_VALUE_REGNO_P). + * c-lex.c (yylex): Reject imaginary numbers when pedantic. - * svr4.h: Fix misspelled variable name labelno (was labeno). + * c-decl.c (duplicate_decls): When make void* match char*, set + DECL_IN_SYSTEM_HEADER. -Fri Dec 13 09:07:22 1991 Michael Tiemann (tiemann at cygnus.com) + * Makefile.in (clean): Delete LIB2FUNCS_EXTRA. - * cp-typeck.c (build_component_ref): Call `assemble_external' as - nec. - (build_function_call_real): Call `assemble_external' as nec. for - function calls we build. Code slightly rearranged for clarity. - * cp-call.c (build_method_call): Call `assemble_external' as nec. + * alpha.h (FUNCTION_PROFILER, FUNCTION_BLOCK_PROFILER, + BLOCK_PROFILER): Use multiple fputs/fprintf calls instead of ANSI + C concatenated strings. + (PREDICATE_CODES): Add cint8_operand. -Thu Dec 12 22:03:52 1991 Eric Youngdale (youngdale at v6550c.nrl.navy.mil) + * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -isystem. - * make-cc1.com: Change message given to user. Change c-parse_tab.* - to c-parse.* +Sat Jul 2 09:34:20 1994 Torbjorn Granlund (tege@rtl.cygnus.com) - * config-gcc.com: Purge excess versions of version.opt. + * expmed.c (expand_divmod): Always return gen_lowpart (mode, ...). -Thu Dec 12 20:25:20 1991 Michael Meissner (meissner at osf.org) +Fri Jul 1 19:28:39 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * Makefile.in (BOOT_CFLAGS): Remove quotes around the argument, - since this causes a syntax error when it is later expanded. + * reorg.c (make_return_insns): Make sure redirecting a jump to + a RETURN insn does not invalidate the delay slots of the jump. -Thu Dec 12 17:53:55 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Fri Jul 1 16:32:58 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * config.subr: Add many new machines and some OS's. + * longlong.h: (arm umul_ppmm): Fix typos in last change. Mark + hard-coded registers with "%|". - * va-i860.h: Rewrite from rfg. +Fri Jul 1 10:08:47 1994 Jason Merrill (jason@deneb.cygnus.com) - * toplev.c (main): Handle -dm on USG systems. + * toplev.c (compile_file): Pass through static consts and inlines + multiple times in case they reference each other. - * m68k.c (print_operand, print_operand_address): New functions. - * m68k.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Just call them. +Fri Jul 1 07:41:19 1994 Torbjorn Granlund (tege@tiny.cygnus.com) - * m68k.c (S_*, D_*): Delete the #undefs at the end. + * longlong.h: Test for _AM29K and _IBMR2, not ___AM29K__ + and ___IBMR2__. + (arm umul_ppmm): New definition. + (clipper umul_ppmm, smul_ppmm, __umulsidi3): New definitions. + (hppa count_leading_zeros): New definition. + (i960 umul_ppmm, __umulsidi3): New definitions. + (mc68000 umul_ppmm): Use %. before size suffixes. + (mc88110 umul_ppmm, udiv_qrnnd): Rewrite, + (mc88000): Get UMUL_TIME and UDIV_TIME right. + (mips): Get UMUL_TIME right. + (ns32000 umul_ppmm): New definition. + (ns32000 udiv_qrnnd): Rename from bogus div_qrnnd, rewrite. + (powerpc umul_ppmm, smul_ppmm): New definitions. + (_IBMR2/powerpc add_ssaaaa, sub_ddmmss): Improve. + (pyr umul_ppmm): Fix typo. + (sparc add_ssaaaa, sub_ddmmss): Match constant 0 for all inputs. + (vax sdiv_qrnnd): New definition. - * stmt.c (expand_return): Special case if fcn returns void. + * expmed.c (expand_divmod): Put OP0 in a register when computing + remainder, or when OP1 is constant. - * objc-actions.c (build_objc_method_call): Fix typo in NeXT case. +Fri Jul 1 06:46:09 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * expr.c (expand_builtin, BUILT_IN_ARGS_INFO): Cast init of word_ptr. + * jump.c (jump_optimize): Don't convert if (foo) x++ into an + add of an scc unless X has no side effects and can't trap. - * protoize.c: Delete the `extern "C"' for C++ compilation. + * c-parse.in (initelt): The equal sign is optional when + positioning to a single element of an array. -Thu Dec 12 10:01:13 1991 Michael Meissner (meissner at osf.org) + * c-typeck.c (push_init_level): If not at "unfilled" position, + set constructor_incremental to 0; likewise for range. - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Fix off by one error in - handling the constructor list when a valid count is supplied. + * xm-alpha.h: If GNUC, include alloca.h, else declare alloca. - * collect2.c (write_hooks): Emit a count before the list of - constructors, to go back to the old format. + * m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): New macro. - * collect-osf.c (write_s_file): Emit a count before the list of - constructors, to go back to the old format. + * expmed.c (expand_divmod): Don't set REG_NOTES unless we generated + a quotient. - * gnulib2.c (exit): Provide default defintions as bss symbols for - all of the constructor/destructor related symbols if the macro - INIT_SECTION_ASM_OP is not defined. The second link that collect - does and/or gld will provide the right values. +Thu Jun 30 18:25:52 1994 David Edelsohn (edelsohn@npac.syr.edu) - * decrose.h (HAVE_ATEXIT): Nuke macro, no longer used. - * encrose.h (HAVE_ATEXIT): Nuke macro, no longer used. - * i386rose.h (HAVE_ATEXIT): Nuke macro, no longer used. + * gcc.c (do_spec_1, case 'P'): Don't add underscores to macros + starting with '_[A-Z]'. -Thu Dec 12 07:27:05 1991 Tom Wood (wood at dg-rtp.dg.com) +Thu Jun 30 18:16:36 1994 Will Athanasiou (will@guardian.westford.ccur.com) - * gbl-ctors.h (__CTOR_LIST__, __DTOR_LIST__): Renamed from *_BEGIN__. - * collect-osf.c collect2.c: Rename here as well. + * m68k.md (umulsi3_highpart, smulsi3_highpart): Fix constraint + for operand 0 in define_insn. -Thu Dec 12 04:15:22 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Thu Jun 30 16:07:33 1994 Kaveh R. Ghazi (ghazi@noc.rutgers.edu) - * c-parse.y (stmt): Make asm alternatives allow expr. - * c-typeck.c (c_expand_asm_operands): Get the STRING_CST from the expr. + * fixincludes: Put wrappers around and to + avoid multiple inclusion errors on m88k-tektronix-sysv3. - * c-parse.y (datadecl, datadecls, lineno_datadecl): New rules. - (xdecls): Use them. +Thu Jun 30 12:08:48 1994 Kresten Krab Thorup (krab@spiff.gnu.ai.mit.edu) -Wed Dec 11 18:36:53 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * objc-act.c, objc/init.c (OBJC_VERSION): Incremented to 6. - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Just one definition; use ON_EXIT. - Test for -1 and handle both kinds of table format. - * gnulib2.c (__do_global_dtors): Check for -1... - (__do_global_ctors): Dummy defn of ON_EXIT if no other defined. - (__main): Do nothing if called again. - (exit): Use EXIT_BODY if defined. - * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__): - Renamed from *_BEGIN__. Add -1 as first elt. - (__CTOR_END__, __DTOR_END__): Add 0 as last elt. - (ON_EXIT): Dummy defn if no other is defined. + * objc/sendmsg.c (INVISIBLE_STRUCT_RETURN): New macro. + (__objc_block_forward): Declare depending on the above. -Wed Dec 11 18:08:36 1991 Mark Eichin (eichin at cygnus.com) + * objc/class.c (objc_next_class): New function. + * objc/objc-api.h (objc_next_class): New function. - * cp-parse.y (template_parm): removed some reduce/reduce conflicts - by noting which of identifier or identifier_defn would actually be - passed up in this context. + * objc-act.c (get_proto_encoding, build_typed_selector_reference): + New fucnctions. (UTAG_PROTOCOL): New define. + (objc_selector_template, flag_typed_selectors): New variables. + (objc_init): set flag_typed_selectors if -fgnu-runtime. + (synth_module_prologue): Change declaration of + _OBJC_SELECTOR_TABLE when flag_typed_selectors is non-null. + (build_module_descriptor): Make sure the generated constructor + function is declared public. + (build_selector): Only cast to SEL when not doing typed selectors. + (build_selector_translation_table): Rewrite initialization. + (build_tmp_function_decl): Make up new name when called, since it + may now be called multiple times. + (hack_method_prototype): Use init_function_start to reinit args + machinery. Also set current_function_decl before calling + assign_parms. + (generate_protocols): Don't generate encoding twice. + (build_selector_template): New function. + (build_method_list_template): Generate (void*)0 as first element, + not (int)0. + (build_message_expr): move the call to build_selector_reference + towards the end, where we have determined the function prototype. -Wed Dec 11 17:52:46 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * objc/Object.h, objc/Object.m (read:, write:, streamVersion:): + Un-disable for alpha. (forward::, performv::): Declare and fix to + return retval_t. + * objc/archive.c: Completely rewritten to handle 64 bit longs and + pointers. + * objc/class.c (class_pose_as): Rewritten. + * objc/encoding.c: use new ROUND macro for alignment rounding. + * objc/init.c, objc/selector.c, objc/sendmsg.c: Rewritten to + handle new selectors. - * flow.c (propagate_block): Adjust loop depth if it is changed in - notes at the end of a block. - Abort if loop depth ever reaches zero. +Thu Jun 30 07:49:50 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) -Wed Dec 11 16:30:09 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * arm.h (INITIAL_ELIMINATION_OFFSET): Check frame_pointer_needed when + eliminating the arg pointer into the stack pointer. - * cccp.c (do_endif): Don't call record_control_macro at top level. +Thu Jun 30 06:25:50 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Wed Dec 11 14:45:42 1991 Mark Eichin (eichin at cygnus.com) + * c-common.c (c_build_type_variant): Remove last change; instead, + copy TYPE if not in old obstack. - * cp-decl.c (set_identifier_type_value): If we're in a - class_binding_level, shadow the type there. - (xref_defn_tag): New function. Calls xref_tag with special flag set - to indicate that we know we're defining something. - (pushdecl_top_level): if class_binding_level is set, search from it - instead of only from current_binding_level when trying to find - shadowed values. This is in support of tests m5.cc through m8.cc, - which broke after the changes for m9.cc were installed. +Wed Jun 29 21:51:52 1994 Jason Merrill (jason@deneb.cygnus.com) - * cp-spew.c (do_aggr): New function. Looks ahead from AGGR to see if - we have AGGR identifier { or AGGR identifier : which are both - definitions, and passes up identifier_DEFN instead. This is in - support of test m9.cc. - (yylex): add SPEW_DEBUG case after EMPTY, so we don't have gaps in - the displayed stream. - (yylex, case AGGR): added call to do_aggr. - (debug_yychar): added call to debug_yytranslate for proper - translations. + * toplev.c (lang_options): Add -W{no-,}non-virtual-dtor. - * cp-parse.y (debug_yytranslate): New function to support SPEW_DEBUG - translations. - (TYPENAME_DEFN): new token, TYPENAME seen by do_aggr. - (IDENTIFIER_DEFN): new token, ditto. - (PTYPENAME_DEFN): new token, ditto. - (identifier_defn): corresponds to identifier, but when the - identifier has been seen by do_aggr. - (named_class_head_sans_basetype_defn): specially recognize aggr - identifier_defn. - (named_class_head): add parallel clauses calling xref_tag_defn when - we know we're defining this aggr. - (named_class_head_sans_basetype_defn_either): for when we don't care - if it is a defn or not (such as templates) - (identifier_either): ditto. +Wed Jun 29 19:23:27 1994 David Mosberger-Tang (davidm@piston.cs.arizona.edu) - * cp-tree.h (xref_defn_tag): New declaration. + * final.c (end_final,profile_function): Profiling variables are + size of pointer, not int. + * alpha.h (LIB_SPEC): If -pg, add -lprof2. + (STARTFILE_SPEC, {FUNCTION,BLOCK,FUNCTION_BLOCK}_PROFILER): New macros. -Wed Dec 11 12:37:51 1991 Ken Raeburn (Raeburn@Cygnus.COM) +Wed Jun 29 15:52:45 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-parse.y (label_colon): New nonterminal, with all label prefixes - from "stmt" moved here. - (stmt): Use it. Also provide useful message for label followed by - end of block (close-brace). + * loop.c (basic_induction_var, case REG): Allow previous + insn to set a SUBREG of X. - * cp-init.c (BIVN): Deleted unused variable. - * cp-decl.c (init_decl_processing): Don't declare function - __builtin_vec_new; it's never used. + * alpha.c (alpha_sa_size): Round size to 16-byte boundary. + (add_long_const): Add new arg, TEMP_REG. + (output_{pro,epi}log): Rework to put save area between outgoing + args and local variables. + * alpha.h (FRAME_POINTER_REGNUM): Now register 63. + (HARD_FRAME_POINTER_REGNUM): New macro. + (CONDITIONAL_REGISTER_USAGE, REG_CLASS_CONTENTS, REGNO_REG_CLASS): + Show register 63 is not an FP register. + (REGHNO_OK_FOR_BASE_P, REG_OK_FOR_BASE_P, REGISTER_NAMES): Likewise. + (ALPHA_ROUND): New macro. + (STARTING_FRAME_OFFSET, ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): + Modify to reflect save area between outgoing args and local vars. + * alpha.md: Add new pattern for double-add when have + reg + frame pointer. + Slight changes to all such patterns and add define_splits for them. -Wed Dec 11 10:59:48 1991 Michael Meissner (meissner at osf.org) + * global.c (global_alloc): Make a more accurate attempt to see + if the frame pointer will be used. + If it is, show HARD_FRAME_POINTER_REGNUM used if its not + the same as FRAME_POINTER_REGNUM. + * reload1.c (reload): Can't eliminate if frame pointer needed + and TO is stack pointer. + Spill HARD_FRAME_POINTER_REGNUM if not FRAME_POINTER_REGNUM + and frame pointer is needed. + (spill_hard_reg): If CANT_ELIMINATE, set regs_ever_live; + no longer done by callers. - * toplev.c (main): Complete last change from RMS, use variable - 'level' which used to be named 'arg'. + * a29k.md (movqi): Add missing `DONE'. - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Don't reference ON_EXIT for - those poor systems without atexit or on_exit. +Wed Jun 29 15:44:18 1994 Doug Evans (dje@canuck.cygnus.com) -Wed Dec 11 09:06:52 1991 Jeffrey A. Law (law at wombat.gnu.ai.mit.edu) + * sparc/sparc.h (CPP_SPEC): Split up v9/non-v9 stuff. + Move -Acpu and -Amachine from here. + (CPP_PREDEFINES): To here. + (NO_BUILTIN_PTRDIFF_TYPE): Undefine. + (NO_BUILTIN_SIZE_TYPE): Likewise. + (PTRDIFF_TYPE): Split up v9/non-v9 definitions. + (SIZE_TYPE): Likewise. + * sparc/sp64-elf: (PTRDIFF_TYPE): Remove dependence on POINTER_SIZE. + (SIZE_TYPE): Likewise. - * m68k.c (output_function_prologue, output_function_epilogue): - When saving/restoring only 2 registers, do so with two "movel" - instructions instead of a single "moveml". This results in - faster code for the 68020 and later machines. +Wed Jun 29 15:28:17 1994 Michael Meissner (meissner@osf.org) -Wed Dec 11 06:45:08 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * cccp.c (collect_expansion): Always put 1 space after the macro + expansion in ANSI mode to fix regression from June 24th. - * x-romp (MAKE): Add definition; the supplied `make' doesn't define it. +Tue Jun 28 22:41:52 1994 Doug Evans (dje@cygnus.com) -Tue Dec 10 22:17:50 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * combine.c (simplify_set): Evaluate HAVE_conditional_move at runtime. - * combine.c (try_combine): Always make a copy of I2's pattern if - it will be used in a PARALLEL (`added_sets_2' nonzero). +Tue Jun 28 20:27:08 1994 Torbjorn Granlund (tege@adder.cygnus.com) - * Makefile.in (BOOT_CFLAGS): New parameter. - (bootstrap*): Use it. + * optab.c (expand_binop): Convert OP0 to mode for library calls. - * flow.c (find_basic_blocks): Set depth of last insn, not first, - into basic_block_loop_depth. - (propagate_blocks): Use consistently with new definition. + Changes to optimize division-by-constants, and make ceil and floor + rounding work correctly: + * expmed.c (expand_mult): Generalize to call synth_mult also + for OP1 - 1. + (ceil_log2): New function. + (choose_multiplier): New function. + (invert_mod2n): New function. + (expand_mult_highpart_adjust): New function. + (expand_mult_highpart): New function. + (EXACT_POWER_OF_2_OR_ZERO_P): New macro. + (expand_divmod): Almost completely rewritten. + (expand_shift): Don't truncate immediate shift count, it doesn't work + for types smaller than int. + * expr.h (smul_highpart_optab, umul_highpart_optab): New variables. + * genopinit.c (optabs): Add [us]mul_highpart_optab. + * optabs.c (smul_highpart_optab, umul_highpart_optab): New variables. + (expand_binop): Handle [us]mul_highpart_optab as commutative. + (init_optabs): Initialize [us]mul_highpart_optab. + * fold-const.c (div_and_round_double): Make it globally accessible. + * a29k.md (smulsi3_highpart, umulsi3_highpart): New patterns. + * alpha.md (umuldi3_highpart): New expander and matcher. + * alpha.c (cint8_operand): New predicate. + * m68k.md (umulsi3_highpart, const_umulsi3_highpart): + New expander and matcher. + (smulsi3_highpart, const_smulsi3_highpart): Likewise. - * cse.c (cse_end_of_basic_block, cse_basic_block): Remove previous - change; it can cause loops following around branches. +Tue Jun 28 13:42:10 1994 Jim Wilson (wilson@cygnus.com) - * Makefile.in (USER_H): Add va-hp9k8.h. + * sol2.h (CPP_SPEC): Handle -msupersparc. + * sparc.c (cpu_type, sparc_cpu_type): Rename to arch_type and + sparc_arch_type. Fix all users. + (supersparc_adjust_cost): New function. + * sparc.h (cpu_type, sparc_cpu_type): Rename to arch_type and + sparc_arch_type. + (CPP_SPEC): Handle -msupersparc. + (MASK_SUPERSPARC, TARGET_SUPERSPARC): New macros. + (TARGET_SWITCHES): Add -msupersparc and -mcypress. + (ADJUST_COST): New macro. + * sparc.md (cpu attribute): Rename to arch attribute. Add a new + cpu attribute. Fix all users. + (type attribute): Add ialu, shift, imul, fpdivs, and fpdivd. + Delete fpdiv. + (function units): Add Cypress and Supersparc versions of each. + (addsi3, subsi3, andsi3, iorsi3, xorsi3): Add ialu type attribute. + (mulsi3): Add imul type attribute. + (divtf3, divdf3): Use fpdivd not fpdiv type attribute. + (divsf3); Use fpdivs not fpdiv type attribute. + (ashlsi3, ashrsi3, lshrsi3): Add shift type attribute. -Tue Dec 10 17:22:01 1991 Tom Wood (wood at dg-rtp.dg.com) + * i960.md (andsi3+6): Replace bad clrbit pattern with two working + ones. - * m88k*.h: Include svr3.h as the default. m88kv4.h and m88kdgux.h - include svr4.h. Override svr[34].h as needed. - * t-m88k, t-m88kv4: Specify EXTRA_PARTS. +Tue Jun 28 13:31:31 1994 Uwe Seimet (seimet@iris1.chemie.uni-kl.de) - * m88k.c (uses_arg_area_p): Check current_function_varargs. + * configure (m68k-atari-sysv4*): New configuration. + * m68k/atari.h, m68k/xm-atari.h: New files. -Tue Dec 10 15:41:03 1991 Michael Meissner (meissner at osf.org) +Tue Jun 28 12:41:32 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * osf-main.c (whole file): Delete, since the constructor stuff was - moved to gnulib2.c. + * pa.md (define_split for (plus (reg) (large_constant))): Treat + large_constant as signed. - * Makefile.in (collect2, collect2.o): Change to use the default - compiler to build collect2, instead of the newly built GCC, since - otherwise, collect2 will create a circular dependency. Also, pass - LDFLAGS when linking. +Tue Jun 28 05:46:55 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * collect-osf.c (write_s_file): Change to the new way of doing - constructors and destructors of having an end marker instead of a - count. + * reload1.c (eliminate_regs_in_insn): When checking for moves + and adds, use single_set. - * collect.c (REAL_AS_PATH, REAL_LD_PATH, REAL_NM_PATH): New macros - to allow cross compilers to specify where the real linker, - assembler, and nm live. - (NM_FLAGS): New macro to allow a configuration to change what flags - get passed to nm. - (alloca defines): Remove alloca defines, since config.h provides - them. - (write_hooks): Change to the new way of doing constructors and - destructors of having an end marker instead of a count. Cast all - alloca calls to be the appropriate pointer type. Put both - constructors and destructors into the data section, because the MIPS - tools do not like non-instructions in the .text section. + * reload1.c (reloads_conflict): Handle R1_TYPE of RELOAD_OTHER. - * decrose.h (HAVE_ATEXIT): Define, OSF/1 has atexit. - (FULL_PROTOTYPES, NO_CONST_IN_SYSCALL): Remove, no longer used. + * expr.c (do_jump, case BIT_AND_EXPR): Only narrow to a type + that corresponds to a mode. - * encrose.h (HAVE_ATEXIT): Define, OSF/1 has atexit. - (FULL_PROTOTYPES): Remove, no longer used. +Tue Jun 28 05:41:29 1994 Will R. Athanasiou (will@westford.ccur.com) - * i386rose.h (HAVE_ATEXIT): Define, OSF/1 has atexit. + * rs6000.h (MEMORY_MOVE_COST): Make processor-dependent. + * rs6000.md (movsf): Emit frsp if storing to memory and not PowerPC. + (movsf matcher): Remove explicit frsp. + (store sf with update): Likewise. + * rs6000.c: Include ctype.h. - * t-decrose (LIB2FUNCS_EXTRA): Remove, osf-main.c is no longer - needed, since constructor/destructor support moved into gnulib2.c. +Tue Jun 28 05:40:44 1994 Mike Collison (collison@chianti.sw.stratus.com) - * t-encrose (LIB2FUNCS_EXTRA): Remove, osf-main.c is no longer - needed, since constructor/destructor support moved into gnulib2.c. + * real.c: Treat HFmode like SFmode, for now. - * t-i386rose (LIB2FUNCS_EXTRA): Remove, osf-main.c is no longer - needed, since constructor/destructor support moved into gnulib2.c. +Mon Jun 27 19:16:49 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * t-decstatn (CCLIBFLAGS, GNULIB2_CFLAGS): Define so that gnulib1 - and gnulib2 are both compiled with -G 0, in case the users compiles - and links this way. It also fixes a bug where the constructors and - destructors that collect2 produces are in the big data section, but - gnulib2 thinks they are in the small data section, because it only - sees a pointer. - (ld): Add -f to remove old ld link to collect2, if it exists. + * optabs.c (expand_binop, multi-words shifts and rotates): + Fix errors in last change. - * t-mips (CCLIBFLAGS, GNULIB2_CFLAGS): Define so that gnulib1 - and gnulib2 are both compiled with -G 0, in case the users compiles - and links this way. It also fixes a bug where the constructors and - destructors that collect2 produces are in the big data section, but - gnulib2 thinks they are in the small data section, because it only - sees a pointer. - (ld): Add rule to link collect2 to ld. - (EXTRA_PASSES): Build collect2 (aka ld). +Mon Jun 27 11:29:18 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * xm-mips.h (alloca): If not GNU C, declare alloca to be char *. + * arm.c: Include "expr.h". + (arm_fpu): New variable. + (arm_gen_movstrqi): Fix typo. + * arm.h: (enum floating_point_type): New enumeration type. + (arm_fpu): New declaration. + * arm.md: (function_unit fpa): Add more accurate scheduling + information. + (all floating point patterns): Add more detailed instruction type + information to attributes. + * riscix.h: (STARTFILE_SPEC,SIZE_TYPE,PTRDIFF_TYPE): Fix typos. + (ASM_FINAL_SPEC): Only reject -mbsd and -mxopen when -pedantic. - * mips-tfile.c (add_aux_sym_tir): Move code to record bitfield size, - so that it agrees with MIPS ECOFF practice, rather than the - documentation, which affects enum bitfields. Changes from Per - Bothner. +Sun Jun 26 05:37:26 1994 Pat Rankin (rankin@eql.caltech.edu) -Tue Dec 10 14:10:10 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * toplev.c (v_message_with_decl): Avoid fwrite for stderr; mixing + it with fprintf and fputs can cause strange results under VMS. - * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Get rid of __reverse_order, etc. - * gnulib2.c (__do_global_dtors): Remove & before arrays. +Sat Jun 25 06:07:56 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * configure: Set a default value for xm_file. - Remove redundant defaulting of cpu_type. + * combine.c (distribute_notes, case REG_DEAD): If a call uses a + hard reg, then this is where it dies. - * svr4.h (ASM_DECLARE_FUNCTION_SIZE): Output internal label properly. +Fri Jun 24 19:09:33 1994 Chip Salzenberg (chip@fin.uucp) - * function.c (assign_parms): Set current_function_args_info. - * output.h: Declare that var. - * tree.h (BUILTIN_ARGS_INFO): Renamed from BUILT_IN_VARARGS. - * expr.c (expand_builtin): Implement __builtin_args_info. - * c-decl.c (init_decl_processing): Declare it. - * va-i860.h: Use it. - Also update order of elements in struct __va_ctl. + * cccp.c (create_definition): Eliminate whitespace before and + after macro definitions. - * toplev.c (main): Eliminate -gsdb and -gdbx. - Clean up setting of use_gdb_dbx_extensions. +Fri Jun 24 16:19:27 1994 Philippe De Muyter (phdm@info.ucl.ac.be) -Tue Dec 10 10:33:58 1991 Tom Wood (wood at gen-rtx) + * c-decl.c (lang_decode_option): Set warn_bad_function_cast + for -Wbad-function-cast. + * c-typeck.c (build_c_cast): Issue a warning for non-matching cast + from a function call (like malloc without proto). + * c-tree.h: Declare warn_bad_function_cast. + * toplev.c (lang_options): Add -W[no]-bad-function-cast. - * svr4.h (ASM_DECLARE_FUNCTION_SIZE): Use an internal label. +Fri Jun 24 16:09:12 1994 Pat Rankin (rankin@eql.caltech.edu) -Tue Dec 10 07:12:28 1991 James Van Artsdalen (james@raid) + * vax.h (ASM_IDENTIFY_LANGUAGE): New macro. - * Makefile.in (crtbegin.o, crtend.o): crstuff.c is in $(srcdir). +Fri Jun 24 15:36:37 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) -Tue Dec 10 06:56:26 1991 Michael Tiemann (tiemann at cygnus.com) + * jump.c (jump_optimize): If we reverse "if (foo) bar else break;" + and there follows a NOTE_INSN_LOOP_END, move the note before "bar". - * cp-decl.c (kept_level_p): New function, borrowed from c-decl.c. - * cp-parse.y (compstmt): Call it. + * arm.md (movstrsi): Delete. + (movstrqi): New expand. + * arm.h (arm_gen_movstrqi): New function. -Mon Dec 9 18:37:32 1991 Ken Raeburn (Raeburn@Cygnus.COM) +Fri Jun 24 14:43:46 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-decl.c (grok_enum_decls): Don't give warning for class-local - enum types; this is a perfectly reasonable usage. + * alpha.c (alpha_builtin_saveregs): Fix typo in computing value + for __base. -Mon Dec 9 12:23:48 1991 Ron Guilmette (rfg at ncd.com) + * vax.md (zero_extract patterns): Don't allow constants in + the first operand of ZERO_EXTRACT since the recognizer + function forces them to match the mode of the match_operand. - * toplev.c (main): Check that no extra chars follow the level # - in a -gNNN option. Also check that the debugging level requested - is between 0 and 3 (inclusive). + * c-typeck.c (decl_constant_value): Test for const and + not iterator. + (default_conversion, digest_init): Remove redundant checks + before calling decl_constant_value. + (convert_for_assignment): See if RHS has a constant value. -Mon Dec 9 20:34:48 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * m68k.md (ashrsi3, lshrsh3): Remove patterns using bfext[su]. - * sched.c (schedule_block): Don't crash if `line' is zero. - (schedule_insns): Initialize line_note_head. + * reg-stack.c (goto_block_pat): Ignore undefined label. -Mon Dec 9 15:31:46 1991 Michael Meissner (meissner at osf.org) +Thu Jun 23 22:07:42 1994 Doug Evans (dje@cygnus.com) - * mips-tfile.c (pseudo_ops array): Correctly size the .stabs and - .stabn elements. + * sparc/sp64-elf.h (LINK_SPEC): Fix typo. + (PTRDIFF_TYPE): Likewise. - * mips.c (function_prologue, function_epilogue): Use assemble_name - to print the current function, instead of fprintf, in case there is - a leading '*'. +Thu Jun 23 19:15:36 1994 Jason Merrill (jason@deneb.cygnus.com) - * mips-news.h (CPP_PREDEFINES): Define news3700, not news7300. + * tree.h (TREE_SYMBOL_REFERENCED): New macro. + * varasm.c (assemble_name): Set TREE_SYMBOL_REFERENCED on the + identifier for `name'. + * toplev.c (compile_file): Use TREE_SYMBOL_REFERENCED instead of + TREE_USED and TREE_ADDRESSABLE where appropriate. - * mips.md (ashldi3_internal3): Fix typos. - (ashrdi3_internal3): Ditto. - (lshldi3_internal3): Ditto. +Thu Jun 23 19:06:05 1994 Randy Wright (rwright@dhostwo.convex.com) -Mon Dec 9 11:49:52 1991 Torbjorn Granlund (tege at hal.gnu.ai.mit.edu) + * cse.c (simplify_unary_operation, case UNSIGNED_FLOAT): Add + missing cast to unsigned. - * longlong.h (__a29k__ udiv_qrnnd): Change "q" to "1" for operand - 2 constraint. +Thu Jun 23 19:00:18 1994 David Edelsohn (edelsohn@npac.syr.edu) -Mon Dec 9 11:22:58 1991 Ken Raeburn (Raeburn@Cygnus.COM) + * rs6000.md (fix_truncdfsi2, movsf, movdi): Use assign_stack_temp. + (mulsidi3): Add earlyclobber constraint modifier to PowerPC + version and !TARGET_POWERPC64 to final condition. - * cp-typeck.c (build_x_function_call): A method might have type - pointer-to-method as well. Don't build an OFFSET_REF for any - "function" that already has pointer type. Only use - DECL_CLASS_CONTEXT to find type of `this' for FUNCTION_DECLs; for - method pointer expressions, look up the basetype of the method type. - (build_unary_op): Fix comment in typo. + * rs6000.h (CPP_PREDEFINES): Define _POWER (alias for _IBMR2). + (CPP_SPEC): New macro. + * powerpc.h (ASM_SPEC): Use PowerPC mode, not 601 mode. + (CPP_SPEC): New macro. + (TARGET_DEFAULT): Generate pure PowerPC code, not 601-specific. - * cp-tree.c: Fix typo in comment at start of file. +Thu Jun 23 18:09:23 1994 Pat Rankin (rankin@eql.caltech.edu) -Mon Dec 9 07:17:13 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * vax.h (CPP_PREDEFINES): Add `__vax__'. + * vax/vms.h (CPP_PREDEFINES): Add `__vax__', `__vms__', and `__VMS__'; + update __GNUC_MINOR__ to 6. - * cse.c (cse_insn): When a jump is converted to unconditional, - delete the dead code, but leave the notes. - (cse_basic_block, cse_end_of_basic_block): Some unconditional jumps are - part of the basic block. - (cse_basic_block): Add missing arg to cse_end_of_basic_block call. - -Mon Dec 9 07:16:15 1991 Ron Guilmette (rfg at ncd.com) +Thu Jun 23 17:59:41 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * sys-types.h: New file. - * sys-protos.h: New file. - * SYSCALLS.c: Just include those files. - - * protoize.c (VOLATILE): Define this symbol conditionally so that - it can be used to declare GNU `volatile' functions. - (abort): Added VOLATILE extern declaration (but not if it's a macro). - (kill, fork): Added extern declaration. - (substr): Declare c as int. - - * gbl-ctors.h: New file. - * crtstuff.c: Include gbl-ctors.h. - (INIT_SECTION_ASM_OP): Delete default definition. - Only compile .init section code if INIT_SECTION_ASM_OP is defined. - (pointer): Globally changed to `func_ptr'. - * Makefile.in (crtbegin.o, crtend.o, gnulib2): Depend on gbl-ctors.h. - * gnulib2.c: Added definition of __builtin_saveregs for i860/svr4 - and fixed up definition of __builtin_saveregs for i860/non-svr4. - (__bb_avoid_warning): Added explicit return type. - (__builtin_new, __builtin_vec_new, __builtin_delete, - __builtin_vec_delete): Use `void*' where appropriate. - (exit): Change conditional to ON_EXIT. Make dummy if no real exit. - Include gbl-ctors.h. - (__main): Change conditional to INIT_SECTION_ASM_OP. - (__do_global_ctors): Conditional on INIT_SECTION_ASM_OP. - Use DO_GLOBAL_CTORS_BODY for the guts. - Include gbl-ctors.h. - -Mon Dec 9 01:07:56 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * fixinc.svr4: Don't change #ident or assertion tests. - Don't install inline.h. - - * c-common.c (get_directive_line): Declare c as int. - - * configure: Create additional file tconfig.h. - * protoize.c: Include that, not tm.h. - * Makefile.in (protoize.o, unprotoize.o): Depend on tconfig.h. - - * svr4.h (HAVE_ATEXIT): Defined. - * gnulib2.c (_main, exit): Use HAVE_ATEXIT to control use of atexit. - - * final.c (final_scan_insn): Output first and last note in a series. - - * objc-actions.c (build_objc_method_call): - New arg LOOKUP_OBJECT. - (build_message_expr): Pass RECEIVER for LOOKUP_OBJECT. - Pass RECEIVER or self_decl as OBJECT. + * toplev.c (compile_file): Don't try to write function if we + didn't save insns for it. - * unx386.h (PRINT_IMMED_PREFIX, PRINT_OFFSET_PREFIX): Deleted. + * reload.c (find_reloads): Don't rejecting non-const due to value + of PREFERRED_RELOAD_CLASS if no regs were valid for alternative. - * rtl.h: Undef FLOAT. +Thu Jun 23 17:45:55 1994 Matthias Pfaller (leo@marco.de) - * svr4.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_SIZE): - Fix typo. + * ns32k.c (output_move_double): If the dest is register pair and both + regs are used in src address, use ADDR to compute src address, not + ADDD, which throws away scaled index. -Sun Dec 8 21:46:51 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Thu Jun 23 17:40:06 1994 Craig Burley (burley@gnu.ai.mit.edu) - * protoize.c (main): Declare `value'. - (abspath): Declare endp. Declare and set outp and inp. + * c-decl.c (clear_binding_level): Add missing fields in initializer. + (c_decode_option): Correct misspelling of -fno-dollars-in-identifiers. - * cp-decl.c (sigsegv): Function deleted. - (init_decl_processing): Don't use it. - Also don't include signal.h. - - * t-svr4: New file. - * configure (i386-*-sysv4*, i860-*-sysv4*): Use that file. - -Sun Dec 8 12:01:36 1991 Ron Guilmette (rfg at ncd.com) - - * fixinc.svr4: New file. - - * final.c (profile_function): Specify return type. - (get_attr_length): Added a return statement to prevent warnings. - - * final.c (final_scan_insn): Switch to .text section before output - of jumptable lable (if requested by JUMP_TABLES_IN_TEXT_SECTION). - Don't switch sections again after the label. - - * configure (i386-*-sysv*): Configuration deleted. - (i386-*-sysv3, i386-*-sysv4, i860-*-sysv3, i860-*-sysv4): - Added assignment to `tmake_file' (to pick up def of EXTRA_PARTS). - (i860-*-sysv3, i860-*-sysv4): Added assignment to `xmake-file'. - (i860-*-sysv3): Deleted bogus GAS related stuff. - - * combine.c (combinable_i3pat): Added explicit return type. - - * i860.h (TARGET_FPU): Deleted this target flag. i860 fpu is on chip. - (TARGET_XP): New target flag for XR and XP models. - (TARGET_FLAGS, HARD_REGNO_MODE_OK): Adjusted for above changes. - (REG_ALLOC_ORDER): Use first the regs less likely for other purposes. - (LITERAL_COMPARE_BETTER_UNSIGNED): Defined. - (BRANCH_COST): Defined. - (CC_ONLY_*): Deleted these obsolete defines. - (CC_NEGATED): Added for IEEE behavior with cmpgesf and cmplesf. - (ASM_OUTPUT_CASE_LABEL): - Added .align so assembler doesn't barf on subsequent .long(s). - (FLOAT_TYPE_VALUE, INTIFY, FLOATIFY, FLOAT_ARG_TYPE): - Added definitions needed to build a useable gnulib1 library. - - * i860.md: Removed all references to CC_ONLY_* symbols. - (cmpledf, cmpgedf): Adjusted assembler code as suggested - by i860 manuals, for IEEE results. - (cbranch, flipped_cbranch, inverse_cbranch, flipped_inverse_cbranch): - Check for CC_NEGATED. - (bte, btne patterns): Complete rewrite. - (anonymous sign-extend patterns): Moved before the named patterns. - - * i860.md (addsi3, subsi3): Disparaged alternatives with a floating- - pointer input register to avoid complicated reloading problem. - (negsi2): Deleted bogus `I' constraint on operand 1. - (divdf3, divsf3): Added additional continuation characters - needed to make lines acceptable to `read_rtx' in the gen* programs. - - * i860.c: Include "flags.h" to get access to `optimize' flag. - (leaf_function_p): Added extern declaration. - (zero_operand): New function. - (must_preserve_r1, must_preserve_bytes): New variables. - (function_prologue, function_epilogue): - Support treatment of return-address reg (r1) in leaf functions. - - * i860v4.h (CPP_PREDEFINES): Add pre-assertions for i860/svr4. - (CPP_SPEC): Deleted definition. - (TYPE_OPERAND_FMT): New definition. - (ASM_OUTPUT_FUNCTION_PREFIX): #undef before defining. - (ASM_OUTPUT_EPILOGUE_SUFFIX): Deleted obsolete macro. - (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, - TDESC_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, - TDESC_SECTION_FUNCTION): Definitions added. - - * i860v3.h: Complete rewrite. Uses svr3.h. - - * i386v4.h: Don't include i386v.h. Include i386.h instead. - (SDB_DEBUGGING_INFO): #undef deleted. - (ASM_OUTPUT_DWARF_STRING): Added definition. +Thu Jun 23 13:47:23 1994 Ian Lance Taylor (ian@cygnus.com) - * gcc.c (default_compilers): Pass -g* options to cpp. + * fixincludes: Fix return type of sbrk in on Alpha + OSF/1 V2.0. Also, redirect grep errors to /dev/null in + fix. - * gcc.c (do_spec_1): Don't duplicate -A options in CPP_PREDEFINES. +Thu Jun 23 12:08:23 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * gnulib2.c (exit, __main, __do_global_dtors, __do_global_ctors): + * arm.c: Include tree.h. + (const_ok_for_arm): Add fast return for 0 or just one non-zero bit. + (const_ok_for_op, arm_split_constant): New functions. + (arm_rtx_costs, reg_or_int_operand): New functions. + (shift_operator): Accept ROTATERT. + (multi_register_push): New function. + (shift_op): Don't abort if a constant is outside the acceptable range, + but convert the whole shift expression into something legal. If the + shift is zero, then return NULL. + (output_return_instruction): Output a call to abort if the function is + volatile. + (arm_volatile_func): New function. + (get_prologue_size): Remove all adjustments for insns that are now + output as rtx. + (output_func_prologue): Remove all code that outputs instructions, + just print a few comments. + (output_func_epilogue): Output a call to abort if a volatile function + tries to return. + (emit_multi_reg_push): New function. + (arm_expand_prologue): New function. Don't bother to push call-saved + regs if we will never return. + (arm_print_operand, case 'S'): If shift_op returns NULL, then no shift + is required. + * arm.h (TARGET_WHEN_DEBUGGING): Delete. + (MODES_TIEABLE_P): All modes of the same class are tieable. + (CONST_OK_FOR_LETTER_P): Add 'M' for constants valid in a shift. + (FUNCTION_PROFILER): Don't call arm_increase_location. + (INITIAL_ELIMINATION_OFFSET): Call saved regs are no-longer pushed for + functions that don't return. + (LEGITIMIZE_ADDRESS): Push constants that will never be legitimate -- + symbols and labels -- into registers. Handle DImode better. + (DEFAULT_SIGNED_CHAR): Use unsigned unless already defined. + (RTX_COSTS): Call arm_rtx_costs. + (ADDRESS_COST): Since most operations have the same rtx cost, make the + more complex addresses cheaper. + (PREDICATE_CODES): Add ROTATERT to shift_operator; and new predicates + for reg_or_int_operand and multi_register_push. + (DBX_CONTIN_LENGTH): Only define if not already done. + (PRINT_OPERAND_ADDRESS): Let arm_print operand output the ", " for + shifts. + * arm.md (addsi3, subsi3, andsi3, iorsi3, ashlsi3, ashrsi3, lshrsi3, + rotrsi3): Rewrite as expand patterns. + (rotlsi3): New expand. + (matchers, and split patterns for above): New. + (all patterns with shifts): Let arm_print_operand output the ", " + before a shift if it is needed. + (zero_extendqihi2): Delete. + (zero_extendqisi2): Expand to (and ...) if not memory. + (movsi): Call arm_split_constant to generate a constant. + (movqi): Only force a MEM into a register if not reloading. + (movsf, movdf): If loading a non-immediate floating point value, or + loading and floating point immediate into integer regs, push the + constant straight into the pool. + (movdf): Get rid of the scratch register. + (reload_outdf): Rewrite to expand to the two required insns. + (matcher for movdf): Remove alternative that used scratch register for + storing. + (movxf): rewrite as expand. + (matcher for movxf): Recognize even when XFmode code is disabled, so + that prologue insns can be generated. + (Matcher for reversed conditional jump): Don't match if the mode of the + CC register is not reversible. + (prologue): New expand. + (matcher for multi_register_push insn): New. + * riscix.h: Delete some dead code. + (STARTFILE_SPEC): Look in the correct places for start files. + (LIB_SPEC): Define. + (LINK_SPEC): Define. + (TARGET_WHEN_DEBUGGING): Delete. + (DEFAULT_SIGNED_CHAR): Set to unsigned. + (SIZE_TYPE, PTRDIFF_TYPE, TARGET_EDOM): Define. + * rix-gas.h (DBX_CONTIN_LENGTH): Set to 80. + (DEFAULT_GDB_EXTENSIONS, DBX_NO_XREFS): Don't try to pander to dbx, it + is just to broken to use. + +Wed Jun 22 20:13:03 1994 Will Athanasiou (will@westford.ccur.com) + + * configure (m68k-ccur-rtu): New configuration. + * config.sub (m68k-ccur): New system. + * protoize.c: Include , not on Concurrent. + * ccur-GAS.h, x-ccur: New files. + +Wed Jun 22 18:49:17 1994 Walter Misar (misar@rbg.informatik.th-darmstadt.de) + + * m68k/hp320.h (LINK_SPEC): New macro. + +Wed Jun 22 18:43:51 1994 Ian Lance Taylor (ian@cygnus.com) + + * configure: For target alpha-*-*, if using gas, set + target_cpu_default to 4. + * config/alpha/alpha.h (TARGET_SWITCHES): Include + TARGET_CPU_DEFAULT in default value. + (TARGET_CPU_DEFAULT): Define as 0 if not already defined. + (ASM_FINAL_SPEC): Include TARGET_CPU_DEFAULT in test for which + version to define. + +Wed Jun 22 18:15:41 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * loop.c (strength_reduce): When replacing DEST_ADDR givs, make + sure resulting insn is valid. + + * optabs.c (expand_binop): New variable next_methods; pass to + most recursive calls when trying to avoid libcalls. + Always check for a return value of zero in recursive calls. + (expand_float): Ensure TARGET has proper mode. + Pass OPTAB_LIB_WIDEN to expand_binop calls. + +Tue Jun 21 14:35:38 1994 Doug Evans (dje@cygnus.com) + + * cccp.c (skip_to_end_of_comment): Catch unterminated comments. + +Sat Jun 18 17:49:41 1994 Jason Merrill (jason@deneb.cygnus.com) + + * fixproto: Move hacking of assert.h from here. + * fixincludes: To here. + +Sat Jun 18 16:42:31 1994 Jim Wilson (wilson@cygnus.com) + + * c-typeck.c (process_init_element): For fieldtype, don't access + TYPE_MAIN_VARIANT field if the type is error_mark_node. + + * jump.c (duplicate_loop_exit_test): Initialize copy to zero. + Emit jump to end lable if copy is still zero. + + * mips.md (truncdisi2): Change from define_insn to define_expand. + (truncdihi2, truncdiqi2, extendsidi2): Likewise. + (extendsidi2_internal): New pattern. + + * loop.c (move_movables): Copy CALL_INSN_FUNCTION_USAGE field. + + * sdbout.c (sdbout_one_type): Use DECL_ASSEMBLER_NAME if + DECL_LANG_SPECIFIC is set. Use DECL_ASSEMBLER_NAME not + DECL_NAME for child_type that is a template type. + (sdbout_symbol): Use DECL_ASSEMBLER_NAME if DECL_LANG_SPECIFIC + is set. + +Sat Jun 18 16:39:03 1994 Kung Hsu (kung@mexican.cygnus.com) + + * dbxout.c (dbxout_symbol): Replace DECL_IGNORED_P with + TYPE_DECL_SUPPRESS_DEBUG. + +Sat Jun 18 10:21:44 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * expmed.c (expand_shift): Don't try extzv for lshr. + + * vax.md (lshrsi3): New define_expand. + + * optabs.c: Pass NULL_RTX for TARGET in calls to expand_{un,bin}op. + (expand_float): Use expand_shift instead of expand_binop. + +Fri Jun 17 15:05:58 1994 Ian Lance Taylor (ian@cygnus.com) + + * fixincludes: Correct math.h on Lynx handling again. + +Fri Jun 17 10:52:41 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) + + * cse.c (simplify_binary_operation, case MINUS): Check mode of op0, + instead of op1, before calling plus_constant. + +Fri Jun 17 01:42:37 1994 Jeffrey A. Law (law@snake.cs.utah.edu) + + * pa.h (DEBUGGER_AUTO_OFFSET): Define. If no frame pointer + is available, then adjust the offset by the size of the current + frame. + +Thu Jun 16 16:35:12 1994 Jason Merrill (jason@deneb.cygnus.com) + + * tree.h (DECL_DEFER_OUTPUT): New macro. + * toplev.c (compile_file): Unset DECL_DEFER_OUTPUT on decls + considered at end of file. + * integrate.c (output_inline_function): Unset DECL_DEFER_OUTPUT on + fndecl. + * toplev.c (rest_of_compilation): Also postpone compilation of + inlines with DECL_DEFER_OUTPUT set. + (compile_file): Always emit postponed inlines if + -fkeep-inline-functions. + +Thu Jun 16 11:00:14 1994 Ian Lance Taylor (ian@cygnus.com) + + * fixincludes: Fix argument type for ffs in on Alpha + OSF/1 V2.0. + +Thu Jun 16 06:49:03 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * reload1.c (reload_reg_free_p, case RELOAD_OTHER): Allowed + to conflict with RELOAD_FOR_OTHER_ADDRESS. + + * cse.c (set_nonvarying_address_components): Rework and also + handle an AND used for non-aligned accesses. + +Thu Jun 16 06:36:49 1994 Chip Salzenberg (chip@fin.uucp) + + * i386.h (REG_ALLOC_ORDER): Prefer registers listed in + CALL_USED_REGISTERS. + +Wed Jun 15 20:45:14 1994 Jason Merrill (jason@deneb.cygnus.com) + + * tree.h (TREE_NO_UNUSED_WARNING): Note that this can be applied + to COMPOUND_EXPRs, too. + + * stmt.c (warn_if_unused_value): Handle TREE_NO_UNUSED_WARNING for + COMPOUND_EXPRs, too. + +Wed Jun 15 20:35:21 1994 David Edelsohn (edelsohn@npac.syr.edu) + + * rs6000.md (divsi3): Fix divide by 2^N with compare RTL. + + * rs6000.md (maxsf3, minsf3, maxdf3, mindf3): Fix predicate of + define_split. + (muldi3): Fix predicate. + (movdf matcher): Allow update and indexed for lfd instruction. + +Wed Jun 15 19:24:23 1994 Doug Evans (dje@cygnus.com) + + * dbxout.c (dbxout_type): Fix call to bzero. + +Wed Jun 15 19:20:34 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * cse.c (simplify_unary_operation): Fix typo in last change. + +Wed Jun 15 15:20:54 1994 Per Bothner (bothner@cygnus.com) + + * dbxout.c (dbxout_range_type): Handle the case that an array + range is neither an integer nor a sub-range. (In Pascal or + Chill it could be a Boolean, character, or enumeral type.) + +Wed Jun 15 04:00:42 1994 Ian Lance Taylor (ian@cygnus.com) + + * genmultilib: New shell script to generate multiple library + information. + * Makefile.in (multilib.h, stmp-multilib, install-multilib): New + targets. + (gcc.o): Depend on multilib.h. + (clean): Remove multilib.h and tmpmultilib*. + * gcc.c: Include multilib.h. + (print_multi_lib, print_multi_directory, multilib_select, + multilib_dir): New static variables. + (option_map): Added --print-multi-lib and --print-multi-directory. + (set_spec): Get multilib_select from specs file. + (process_command): Dump multilib_select into specs file. Handle + -print-multi-lib and -print-multi-directory. + (do_spec_1): Try multilib_dir for %D case. + (find_file): Try multilib_dir. + (main): Call set_multilib_dir. Handle print_multi_lib and + print_multi_directory. + (used_arg, set_multilib_dir, print_multilib_info): New functions. + * configure (sparc-*-sunos4*): Use target fragment sparc/t-sunos4. + * sparc/t-sunos4: New file. + +Wed Jun 15 03:54:32 1994 Doug Evans (dje@cygnus.com) + + Add support for the SPARC V9 cpu. + * configure (sparc64-*-aout): New target. + (sparc64-*-elf): New target. + * config.sub (sparc64): New cpu. + (aout, elf): New os's. + * genconfig.c (main): Allow targets to override HAVE_conditional_move. + * jump.c (jump_optimize): Use it at run-time. + * sparc/t-sp64: New file. + * sparc/sp64-aout.h: New file. + * sparc/sp64-elf.h: New file. + * sparc/sysv4.h (ASM_OUTPUT_CASE_LABEL): Handle 64 bit pointers. + * sparc/sparc.h (cpu_type): New enum. + (CPP_PREDEFINES,CPP_SPEC): Add v9 support. + (NO_BUILTIN_PTRDIFF_TYPE, NO_BUILTIN_SIZE_TYPE, MAX_WCHAR_TYPE_SIZE, + SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, + FLOAT_TYPE_SIZE, DOUBLE_TYPE_SIZE, MAX_INT_TYPE_SIZE, + MAX_LONG_TYPE_SIZE): Define. + (PTRDIFF_TYPE, SIZE_TYPE, BITS_PER_WORD, MAX_BITS_PER_WORD, + UNITS_PER_WORD, MAX_UNITS_PER_WORD, LONG_DOUBLE_TYPE_SIZE, + POINTER_SIZE, PARM_BOUNDARY, STACK_BOUNDARY, SPARC_STACK_ALIGN, + EMPTY_FIELD_BOUNDARY, BIGGEST_ALIGNMENT, FIRST_PSEUDO_REGISTER, + FIXED_REGISTERS, CALL_USED_REGISTERS, CONDITIONAL_REGISTER_USAGE): + Add v9 support. + (sparc_override_options, sparc_code_model): Declare. + (OVERRIDE_OPTIONS): Call it. + (MASK_*): Define bits set by target flags. + (TARGET_*): Use them. + ({MASK,TARGET}_{V9,INT64,LONG64,PTR64,ENV32,STACK_BIAS, + MEDLOW,MEDANY,FULLANY}): Define. + (MEDANY_BASE_REG): Define. + (V9_SWITCHES, TARGET_OPTIONS): Define. + (TARGET_SWITCHES, TARGET_DEFAULT): Use MASK_*. + (SPARC_STACK_BIAS, SECONDARY_MEMORY_NEEDED_MODE): Define. + (SECONDARY_MEMORY_NEEDED): Simplify. + (hard_regno_mode_class, sparc_mode_class, sparc_cpu_type): Declare. + (REG_PARM_STACK_SPACE): Do not define if v9. + (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, MODES_TIEABLE_P, + RETURN_IN_MEMORY, STRUCT_VALUE, STRUCT_VALUE_INCOMING, reg_class, + REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS, REG_ALLOC_ORDER, + REG_LEAF_ALLOC_ORDER, LEAF_REGISTERS, REG_CLASS_FROM_LETTER, + CLASS_MAX_NREGS, STARTING_FRAME_OFFSET, FIRST_PARM_OFFSET, + BASE_RETURN_VALUE_REG, BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG, + BASE_INCOMING_ARG_REG, FUNCTION_ARG_REGNO_P): Add v9 support. + (sparc_arg_class): New enum (v9 only). + (sparc_args): New struct to record v9 arguments. + (CUMULATIVE_ARGS): Use it (v9 only). + (GET_SPARC_ARG_CLASS): Define. + (sparc_arg_count, sparc_n_named_args): Declare. + (PASS_IN_REG_P): Define. + (ROUND_REG, ROUND_ADVANCE, INIT_CUMULATIVE_ARGS, FUNCTION_ARG_ADVANCE, + FUNCTION_ARG, FUNCTION_INCOMING_ARG, FUNCTION_ARG_PARTIAL_NREGS, + FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_CALLEE_COPIES): + Add v9 support. + (sparc64_init_expanders, sparc64_fpconv_stack_temp): Declare. + (INIT_EXPANDERS): Define (v9 only). + (gen_v9_scc, output_v9branch): Declare. + (HAVE_conditional_move): Define. + (FUNCTION_PROFILER, FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER, + DYNAMIC_CHAIN_ADDRESS, RETURN_ADDR_RTX, REGNO_OK_FOR_FP_P, + REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P, EXTRA_CONSTRAINT, + CASE_VECTOR_MODE, Pmode, EXTRA_CC_MODES, EXTRA_CC_NAMES, + SELECT_CC_MODE, REGISTER_NAMES): Add v9 support. + (REGNO_OK_FOR_CCFP_P): Define. + (sparc_initialize_trampoline, sparc64_initialize_trampoline): Declare. + (INITIALIZE_TRAMPOLINE): Call them. + (ENCODE_SECTION_INFO): Mark functions in v9. + (RTX_COSTS): Assume MULT costs the same for v9 as v8. + (ASM_LONGLONG, ASM_FLOAT): Define. + (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Add v9 support. + * sparc/sparc.c (SKIP_CALLERS_UNIMP_P): Define. + (sparc_cpu_type, sparc_arg_count, sparc_n_named_args, + frame_base_offset, fpconv_stack_temp): New globals. + (leaf_reg_remap): Add additional registers for v9. + (sparc_override_options, sparc64_init_expanders, + sparc64_fpconv_stack_temp, intreg_operand, ccfp_reg_operand, + data_segment_operand, text_segment_operand, v9_regcmp_op, + arith11_operand, arith10_operand, arith11_double_operand, + arith10_double_operand, gen_v9_scc, emit_v9_brxx_insn, + sparc_init_modes, build_big_number, output_v9branch, + sparc_initialize_trampoline, sparc64_initialize_trampoline): New functions. - - * i386.h (PRINT_IMMED_PREFIX, PRINT_OFFSET_PREFIX): - Define here, and use IP. - - * i386.h: Don't include syms.h or define FILNMLEN. - - * x-i860v3, x-i860v4: New files. - * x-i386v4 (CCLIBFLAGS, GCC_CFLAGS): Added definitions. - - * xm-svr3.h: New file. - * xm-i86v3.h, xm-i86v4.h, xm-i386v.h: Rewritten. - * xm-i38v4.h: New file. - - * svr4.h (LIB_SPEC): Make crtend.o come before any *crtn.o - file (to avoid hitting return without standard epilogue in .init code). - (INIT_SECTION_ASM_OP): Added definition for crtstuff.c (and friends). - (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): - Adjusted indentation of continuations to match those in rest of file. - - * svr3.h (CPP_PREDEFINES): Don't define this here. - (ASM_FILE_START_1): Provide no-op default definition. - (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Undef these before defining. - (INT_ASM_OP, USE_CONST_SECTION, INIT_SECTION_ASM_OP, - CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, - EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, READONLY_DATA_SECTION, - CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION, - ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR, SELECT_SECTION, - SELECT_RTX_SECTION): Definitions added. - -Sun Dec 8 15:27:56 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * next.c (handle_pragma): Use get_directive_line. - - * gnulib2.c (__do_global_dtors, __do_global_ctors): - Remove the feature to control the order of execution. - This is not a clean solution to the overall problem. - -Sun Dec 8 14:47:44 1991 Michael Meissner (meissner at osf.org) - - * mips-tfile.c (toplevel, add_local_symbol, parse_stabs_common): - More changes for smuggling stabs through from meissner@osf.org and - bothner@cygnus.com. - - * mips.h (ignore_line_number): New global, set when we must avoid - putting out a MIPS ECOFF .loc because the file changed inside of a - function, and we are also putting out stabs, which can handle this. - (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Define to put a comment - in front of the pseudo op, if we are encapsulating stabs in MIPS - ECOFF. - (ASM_OUTPUT_SOURCE_FILENAME): Change to call mips_output_filename. - (ASM_OUTPUT_SOURCE_LINE): change to call mips_output_lineno. - - * mips.c (toplevel): Include stab.h for encapsulating stabs. - (ignore_line_number): New global variable. - (reg_or_0_operand): Call register_operand for REG's as well as - SUBREG's. - (override_option): Don't allow ints in FP registers unless -mdebugh. - (mips_output_filename): New function to write the filename to the - assembler output. Add special support for encapsulating .stabs in - MIPS ECOFF. - (mips_output_lineno): New function to write the line number to the - assembler output. Add special support for encapsulating .stabs in - MIPS ECOFF. - (function_epilogue): Clear ignore_line_number. - - * mips.md (fix_trunc??si_opt, mov??_internal): Change '!' constraint - back to '*'. - -Sat Dec 7 16:58:57 1991 Ken Raeburn (Raeburn@Cygnus.COM) - - * cp-spew.c (scan_tokens): Stop scanning at semi-colon. - - * cp-spew.c: Made SPEW_DEBUG code useable: - (yylex): Use stderr in SPEW_DEBUG code. - (yytags): Deleted table. - (debug_yychar): Print to stderr, and don't try finding translations - for values over 256. - - * cp-class.c (push_lang_context): Fix typo in comment. - - * cp-decl.c (finish_decl): Undo `pushclass' done in start_decl for - top-level decls of methods. - - * cp-lex.c (restore_pending_input): Cast 0 to pointer type for - obstack_free. - - * cp-pt.c (do_pending_expansions): Use TREE_USED instead of - TREE_ADDRESSABLE for functions. Put in comments explaining why we - compile unused methods of classes that are interface-unknown: the - file initializer/cleanup functions might need them. - (mumblefrotz): Delete unused function; this code is in cp-parse.y. - -Sat Dec 7 15:46:55 1991 Timothy Moore (moore@cs.utah.edu) - - * function.c: Handle ARGS_GROW_DOWNWARD. - (pad_below, pad_to_arg_alignment, round_down): New subroutines. - (locate_and_pad_parm): Use them, for the existing case. - Also handle the ARGS_GROW_DOWNWARD case, using them. - -Sat Dec 7 15:46:55 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * tree.h (DECL_ARG_TYPE_AS_WRITTEN): New macro. - * c-decl.c (grokdeclarator): Store value there. - - * m68k.c (output_function_prologue, output_function_epilogue): - Support MOTOROLA syntax. - - * toplev.c (main): Testing for -ggdb catches -g also. - Default use_gdb_dbx_extensions to 1 for -gstabs, 0 for -gdbx. - Specified default is for -g. - - * cccp.c (handle_directive): Store start address in directive_start. - (do_xifdef): Use that, checking if at start of file. - (do_endif): Compute ep properly. - - * protoize.c (abspath): Fix errors referencing argument cwd. - (main): Allocate big enough buffer for getcwd. - Don't clobber varargs_style_indicator, copy it. - (savestring): New function. - -Sat Dec 7 00:53:16 1991 Ron Guilmette (rfg at ncd.com) - - * c-decl.c (warn_redundant_decls, warn_nested_externs): New vars. - (c_decode_option): Support -Wredundant-decls and -Wnested-externs. - (pushdecl): Print those warnings. - * c-tree.h (warn_redundant_decls, warn_nested_externs): Declared. - - * c-decl.c (pending_xref_error, c_mark_varargs): Added return type. - - * cccp.c (main): Added code to support the presence of -A (assertion) - options within CPP_PREDEFINES. - - * c-lang.c: Minor cleanups. - - * c-lex.c (check_newline): Added support for the -g3 option. - - * dwarfout.c (type_tag): Fixed bug in gcc Dwarf generation for - tagged types. - - * dwarfout.c (output_decl): Added two pre-checks to see if nodes - are ERROR_MARK nodes before using them. - - * dwarfout.c (generate_new_sfname_entry): Function added. - - * dwarfout.c (lookup_filename): Call generate_new_sfname_entry - as soon as each new source filename is added to the list of - known filenames (thus avoiding an m68k forward-ref assembler bug). - - * dwarfout.c (dwarfout_line): Initialize prev_file_entry_num to - (unsigned) -1 rather than zero to avoid bogus suppression of - first .debug_sfnames section entry. - - * dwarfout.c (compare_filename_entries): Function deleted. (It's - no longer needed.) - - * dwarfout.c (dwarfout_finish): Don't generate .debug_sfnames - section entries here anymore. (See lookup_filename.) - - * Makefile.in (realclean): Delete c-parse.h. - Delete objc-parse.output just once. - -Fri Dec 6 17:49:28 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (FIXED_BASE_PLUS_P): The frame or argument pointer itself is - a fixed address. - (find_comparison_args): If we find something equivalent to a - fixed address, return the fixed address. - - * combine.c (try_combine): Don't access new_i2_notes if it hasn't been - defined (it isn't defined unless newi2pat != 0). - -Fri Dec 6 16:01:02 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * rtl.h (enum reg_note): Define two new values REG_DEP_ANTI, - REG_DEP_OUTPUT, which are used to mark LOG_LINKS. - * rtl.c (reg_note_name): Likewise. - (add_dependence): Return void. New parameter DEP_TYPE to indicate - type of dependence. - - * sched.c: Major rewrite to delete much obsolete code, correct many - comments, delete unused variables, etc. Modify all callers of - add_dependence to pass new argument. Significant changes are: - (reassign_dependence): Deleted, was unnecessary. - (priority): Account for type of dependence when calculating - priority. - (flush_pending_lists): New function. Encapsulate code which makes - dependencies between an INSN and every insn on the - pending_read_insns and pending_write_insns lists. - (rank_for_schedule): Account for type of dependence with last - scheduled insn when deciding which ready insn to schedule next. - (launch_link): Give all birthing insns the same priority. - (schedule_block): Only sort the ready list once, after all ready - insns have been added to it. - (schedule_block): When deciding what REG_DEAD notes are needed on a - just scheduled insns, process all sets first (sched_note_set) then - process all uses (attach_deaths_insn). - (attach_deaths): Simplified by above change. - (sched_note_set): Likewise. - (update_flow_info): Renamed from update_links, since it no longer - does anything with LOG_LINKS. Sched_analyze_insn creates all - necessary new LOG_LINKS already. - (schedule_insn): Delete no op move insns after reload. - -Fri Dec 6 13:33:48 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * crtstuff.c: Give permission to link with non-free programs. - - * toplev.c (flag_inhibit_size_directive): New var and -f option. - * svr4.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_SIZE): Use it. - * Makefile.in (crtbegin.o, crtend.o): Use that option. Use -g1. - -Fri Dec 6 08:42:53 1991 Ron Guilmette (rfg at ncd.com) - - * Makefile.in (STAGESTUFF): Added __main and _exit to support g++. - - * c-common.c (c_expand_expr_stmt): Made return type explicit. - - * c-common.c: (get_directive_line): Function added to support -g3. - -Fri Dec 6 04:50:39 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-tree.h (OPERATOR_ASSIGN_CHARS_P): Flushed. - * cp-decl.c (grok_op_properties): Flush OPERATOR_ASSIGN_CHARS_P. - * cp-init.c (add_{friend,friends}): Ditto. - -Thu Dec 5 22:31:12 1991 Jeffrey A Law (law at super.super.org) - - * m68k.h (CONST_COSTS): Show that constants which can be easily - generated are less expensive than most. - - * m68k.md (movsi): Use two instruction sequences to load constants - which are just outside moveq's range (within 8 of moveq's range). - Likewise for positive even constants within twice moveq's range. - -Thu Dec 5 20:17:13 1991 Eric Youngdale (youngdale at v6550c.nrl.navy.mil) - - * config-gcc.com: Generate a file 'version.opt' which will be given - to the VMS linker to put the gcc version number in the image - header version number field. - - * make-cc1.com: Compile c-lex.c when building gcc and objc, and - add c-lex.obj to the list of files given to the linker. - Add version.opt to the list of files given to the linker. - - * make-cccp.com: Add version.opt to the list of files given to the - linker. - -Thu Dec 5 23:04:20 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (make_extraction): Don't make a STRICT_LOW_PART of a MEM; - clean up comments so they agree with the code. - - * combine.c (try_combine): Correct test for when we can safely change - the mode of a pseudo; can't if it doesn't die in I3. - - * c-decl.c (WCHAR_TYPE_SIZE): Deleted; never used. - * c-common.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Deleted, no longer needed. - (combine_strings): Use size of `wchar_type_node' to get number of - bytes in wchar_t. - * next.h (WCHAR_TYPE_SIZE): Delete; no longer used. - - * cse.c (cse_main): Add new argument to cse_basic_block_call. - Don't call cse_around_loop here. - (cse_basic_block): Call cse_around_loop from here while we still - have our arrays allocated. - - * combine.c (simplify_comparison): Fix error in last change; don't - reference TEM before it is set. - - * toplev.c (fatal_insn_not_found): Flush all files before aborting. - -Thu Dec 5 21:42:29 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * objc-actions.c (build_objc_method_call): Eval OBJECT and SELECTOR - only once. Always pass self_decl as self to the method. - -Thu Dec 5 14:52:16 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * ccrtstuff.c, gnulib2.c, protoize.c: Include tm.h not config.h, - since these are complied for the target, host defines do not apply. - -Thu Dec 5 14:52:24 1991 Michael Meissner (meissner at osf.org) - - * dbxout.c (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): If - not defined, define as .stabs/.stabn/.stabd respectively. Change - all places emitting stabs to use the macros. - * cp-decl2.c: Ditto. - * cp-gc.c: Ditto. - * final.c: Ditto. - * varasm.c: Ditto. - * gcc.texinfo: Document ASM_STAB[DNS]_OP macros. - -Thu Dec 5 12:03:40 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * gcc.c (process_command): Don't put `.' on startfile_prefix. - Cast result of alloca. - - * config/*.h (ASM_OUTPUT_ASCII): Put parens around all uses of args. - - * hp800.h, hp800.c, hp800.md, xm-hp800.h: New files. - * va-hp800.h: New file. - * gvarargs.h: Use va-hp800.h if needed. - * config.subr, configure: Add alternatives for hp800, hp700. - -Thu Dec 5 09:35:15 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-search.c (note_debug_info_needed): Do the right thing for - static member functions. - -Thu Dec 5 01:25:13 1991 Michael Tiemann (tiemann at mole.gnu.ai.mit.edu) - - * version.c: Now 1.96. - -Wed Dec 4 23:17:23 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reorg.c (try_merge_delay_insns, fill_simple_delay_slots): Correctly - update NEXT_TRIAL after possibly splitting an insn. - -Wed Dec 4 17:03:11 1991 Jim Wilson (wilson at sphagnum.cygnus.com) - - * gplus.gperf: Add throw and template keywords. Update private, - protected, and public definitions. - - * print-tree.c (print_node): Add missing indentation argument to - print_node call for values field. - -Wed Dec 4 18:39:33 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * objc-actions.c (build_objc_method_call): Define as static. - -Wed Dec 4 17:04:49 1991 Michael Meissner (meissner at osf.org) - - * mips-tfile.c (add_varray_page, alloc_type enum): Keep track of how - many pages we allocated for varrays as well as the small stuff. - (stabs_filename): New static to hold the special filename used for - passing stabs through. - (parse_stabs_common, parse_stabs, parse_stabn): New functions to - smuggle stabs through to the debugger. Stabs must be commented out, - just like the other debug directives. - (add_local_symbol): Check hash_ptr to see if it's null before - storing into it, in case no name is passed. - (add_file): Add support for the special stabs file. - (copy_object): Before copying the external symbols, figure out the - file indexes of each of the files, and then explicitly remap the - original file indexes of the external symbol to be the new file - index. If this isn't done, then bad file numbers can get generated - if a filename is repeated. - (various): Change the name of small_alloc to alloc_counts, since we - now track large memory allocations as well. - - * mips-tdump.c (toplevel): Delete unnecessary include file stamp.h. - -Wed Dec 4 11:05:04 1991 Michael Collison (collison at osf.org) - - * encore.h (ASM_OUTPUT_LABELREF_AS_INT): add definition - * ns32k.h: ditto - - * ns32k.h (ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL): If COLLECT is - defined provide alternate definitions - - * encrose.h (ASM_OUTPUT_INT): If COLLECT is defined provide - alternate definition - -Wed Dec 4 01:39:07 1991 Ken Raeburn (Raeburn@Cygnus.COM) - - * cp-pt.c (end_template_decl): For method templates, pop the class - binding level before the others rather than after. - - * cp-class.c: Added DEBUG_CP_BINDING_LEVELS code. Include cp-decl.h - if that symbol is defined, but don't list it in Makefile.in since - that's not the normal mode. - (pushclass): Print messages and frob indentation level. - (popclass): Likewise. - - * cp-spew.c (yylex): If identifier_type says PTYPENAME, and - following token is "<", force looking_for_typename to be - non-negative. - - * cp-pt.c (mangle_class_name_for_template): Drop extra spaces - between last parm and closing ">". Print a message before aborting - if a parm type isn't handled. - - * cp-decl.c (maybe_globalize_type): Don't do it if the identifier - that names the type doesn't currently have a type value. - -Wed Dec 4 01:06:28 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-decl.c (finish_enum): Call `rest_of_type_compilation' for - ENUMTYPE. - * cp-class.c (finish_struct): Ditto. - * cp-decl.c (pushtag): Set TYPE_STUB_DECL. - * cp-search.c (note_debug_info_needed): Call - `rest_of_type_compilation' if we notice we need debug info for TYPE. - * dbxout.c (dbxout_init): Fix typo in comment. - - * cp-parse.y (DOT_STAR): New token. - (expr_no_commas): Handle DOT_STAR expressions. - * cp-lex.c (real_yylex): Recognize DOT_STAR. Also, rearrange - scanner to make it more efficient. - - * cp-decl.c (maybe_build_cleanup): When building cleanups, pass - TYPE_MAIN_VARIANT to `build_delete'. - -Tue Dec 3 22:52:33 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * flow.c (mark_set_1): Make a REG_UNUSED note not a REG_DEAD note - for the part of multi-word hard registers not needed. - -Tue Dec 3 22:34:13 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * configure: Support --objdir. - - * objc-parse.y: Get rid of many static decls. - Reorder all token definitions to match c-parse.y. - (recognize_objc_keyword): New function. - * c-lex.c (token_buffer): No longer static. - (yylex): For @, call recognize_objc_keyword. Don't use keyword table. - * c-lang.c (recognize_objc_keyword): Dummy definition. - - * objc-actions.c (build_objc_method_call) [!NEXT_OBJC_RUNTIME]: - Pass selector as arg to the method. - Always cast the method to a function type. - - * xm-sparc.h (alloca): If using Sun CC, include alloca.h. - If using GCC, define as __builtin_alloca the way other machines do. - - * cccp.c (print_containing_files): Print the nominal file names. - -Tue Dec 3 16:54:04 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * jump.c (jump_optimize): If branches are expensive, convert jumps - around increments or decrements by one into an increment by the - conditional expression. - - * combine.c (simplify_comparison): Don't remove a SUBREG unless - it doesn't affect either operand. - - * cse.c (find_comparison_args): Rework so that we can correctly - fold comparisons on machines that set CC0 to the result of a - condition test, not just a COMPARE. - (cse_insn): Don't set THIS_INSN_CC0 to a constant if we don't know - its mode. - -Tue Dec 3 12:01:12 1991 Jim Wilson (wilson at sphagnum.cygnus.com) - - * mips.md: Use AND not IOR in define_function_unit definitions. - Correct setting of MODE attribute in various insn patterns. - -Tue Dec 3 08:31:18 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-spew.c (scan_tokens): Delete Dec 2 change. - (yylex): Instead, copy TMP_TOKEN.YYLVAL.TTYPE if it was allocated on - the wrong obstack. - (probe_obstack): New function to support the above change. - - * cp-tree.h (CLASSTYPE_DEBUG_REQUESTED): New flag. - (CLASSTYPE_ASM_WRITTEN): Deleted. - cp-class.c (finish_struct): Now almost always assume that classes - with methods are to ignored for debugging purposes. - cp-search.c (dfs_debug_{mark,unmarkedp}): Rewritten to handle new - algorithm for minimizing debug output. - - * cp-decl2.c (constructor_name): Handle case when THING is a - UNION_TYPE. - -Tue Dec 3 06:35:38 1991 Michael Tiemann (tiemann at cygnus.com) - - * jump.c (duplicate_look_exit_test): If REG_MAP is non-zero, call - replace_regs on the REG_NOTES of COPY. - - * cp-spew.c (scan_tokens): Don't read past '='. - - * cp-call.c (compute_conversion_costs): For now, treat - CONTRAVARIANCE_HARSHNESS as EVIL_HARSNESS, since we cannot tell the - difference between when we should accept it (pointers to the right - sort of methods) and when we shouldn't (base* to derived* - conversions). - -Mon Dec 2 18:53:42 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * cse.c (cse_around_loop): Fix typo in comment. - * dbxout.c (dbxout_type_fields): Likewise. - - * sched.c (sched_analyze_1): Pass the second and third args of a - ZERO_EXTRACT or SIGN_EXTRACT in the SET_DEST to sched_analyze_2. - - * combine.c (make_compound_operation): Change (lshiftrt (ashift ...)) - to a ZERO_EXTRACT, not a SIGN_EXTRACT. - -Mon Dec 2 15:09:13 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * jump.c (jump_optimize): New arg AFTER_REGSCAN. - If not set, don't use duplicate_loop_exit_test. - * toplev.c (compile_file): Pass new arg to jump_optimize. - - * next.h (SELECT_SECTION): Test TREE_CONSTANT as well as TREE_READONLY. - - * xm-i86v[34].h: Renamed from xm-i860v[34].h. - * configure: Corresponding changes. - - * m68k.c (output_function_epilogue): Put %R on all regs in asm_fprintf. - - * t-decstatn (ld): Just copy collect2. - (collect): Target deleted. - (EXTRA_PASSES): Deleted collect. - (mips-tfile, mips-tdump): Depend on LIBDEPS. - * t-mips (mips-tfile, mips-tdump): Depend on LIBDEPS. - * collect2.c (main): Run /bin/ld. - Use fatal_perror where appropriate. - - * objc-actions.c (build_message_expr): Fix typo. - - * configure: Add missing fi to finish last change. - - * cse.c (simplify_binary_operation): Restore missing break in case DIV. - - * sdbout.c (sdbout_init): Explicitly do nothing. - (sdbout_typedefs): Function deleted. - -Mon Dec 2 12:504:35 1991 Eric Youngdale (youngdale at v6550c.nrl.navy.mil) - - * config-gcc.com: Finish changeover from tm-*.h to *.h. - -Sun Dec 1 05:18:32 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-search.c (lookup_{field,fnfields}): If PROTECT is 0, don't - memoize the entry we find. - - * cp-decl.c (grokvardecl): Call `build_lang_field_decl' instead of - `build_decl' if we retroactively allocate a VAR_DECL. - -Sun Dec 1 00:10:18 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * configure: Convert option syntax from + to --. - Support --target. - - * i386v4.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_GLOBAL): Deleted. - (ASM_FILE_START): Deleted. - (STARTFILE_SPEC, LIB_SPEC, STANDARD_STARTFILE_PREFIX): Deleted. - (STDC_VALUE): Deleted. - - * real.h (REAL_VALUE_TRUNCATE): Check for same size as SFmode. - - * config/*.h: Renamed from tm-*.h. #includes and comments changed. - * configure: Changed accordingly. - * t-*: tm-*.h file names changed. - - * gnulib2.c (__enable_execute_stack): Renamed function. - * convex.h (INITIALIZE_TRAMPOLINE): Use new name. - -Sun Dec 1 08:57:45 1991 Michael Meissner (meissner at osf.org) - - * cccp.c (main): Add cast in front of alloca for non GCC compilers. - -Sat Nov 30 22:33:24 1991 Chris Smith (csmith@convex.com) - - * config.subr: Recognize -c3*. - New alternatives for convex-c3*. - * configure: Alternatives for convex rewritten. - - * gnulib2.c (__execute_enable_stack): New function for Convex only. - - * gcc.c (do_spec_1): Use \ as quoting char. - - * convex.h (TARGET_SWITCHES): Add new machine types c32, c34, c38. - Add flag TARGET_INDIRECTS, true for c1 and c2, false for c3. - * convex.h (GO_IF_LEGITIMATE_ADDRESS): Avoid indirect - addressing if ! TARGET_INDIRECTS. - - * convex.h: (BITS_PER_WORD, UNITS_PER_WORD, WORDS_BIG_ENDIAN): - It now works to describe machine correctly. - - * convex.h (SIZE_TYPE, PTRDIFF_TYPE): Make them ints rather - than longs to match usage in /usr/include. - - * convex.h (enum reg_class): Add classes SP_REGS, the stack - pointer, and INDEX_REGS, the remaining A_REGS. - (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Adjust - for new classes. - (INDEX_REG_CLASS, BASE_REG_CLASS): Use INDEX_REGS so gcc will - not index off the stack pointer (register 0). - - * convex.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE, - INITIALIZE_TRAMPOLINE): Define. - - * convex.h (INITIAL_FRAME_POINTER_OFFSET): Define. - - * convex.h (RTX_COSTS): Specify costs to prevent multiply - from being synthesized from shifts (which aren't faster). - - * convex.h (NOTICE_UPDATE_CC): No need to do CC_STATUS_INIT, - cc is never looked at. - - * convex.h (VTABLE_USES_MASK, VINDEX_MASK, SET_DECL_VINDEX): - define so g++ works. - - * convex.h: If COLLECT is defined, define output macros for - collect to call. - - * convex*.h: If !traditional, define _LONGLONG and 64-bit - typedefs to prevent types.h from murdering ansi compilations. - - * convex.md (movsi): split into define_expand and two - anonymous define_insns, one that uses indirection and - one that doesn't. TARGET_INDIRECTS selects which. - - * convex.c (output_call): New routine. Scan forward from call - to decide if AP is live, omit AP reload if not. - * convex.md (call, call_value): use output_call. - - * convex.md (bit manipulation peepholes): remove, now done in - combine. - - * convex.md (indirect_jump): Define. - - * convex.c (const_double_{high,low}_int): Just return the - appropriate word, remove slow float computations. - - * math-convex: New file to use builtin instructions. - - * x-convex: Use cc -pcc to bootstrap gcc. - -Sat Nov 30 10:21:26 1991 Ron Guilmette (rfg at ncd.com) - - * tm-i386v4.h (DBX_REGISTER_NUMBER): Different renumbering. - - * tm-svr4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Changed - so that the progbits parameter actually appears in the definitions. - - * tm-svr4.h (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Adapted - for change in CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP. - -Sat Nov 30 07:05:06 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-spew.c (follows_{identifier,typename}): New arrays. - * cp-spew.c (init_spew): Initialize new arrays. - * cp-decl.c (lookup_name): takes new parameter PREFER_TYPE. - All callers changed. - * cp-spew.c (yylex): Set LOOKING_FOR_TYPENAME every time we see an - AGGR or ENUM. - - * cp-lex.c (real_yylex): When composing EXTERN_LANG_STRING, call - `real_yylex', not `yylex'. Changed other places that depended on - calling `real_yylex' for their input. - - * cp-spew.c (scan_tokens): Never read past '{' or ':'. Fill the - token buffer with EMPTY tokens in that case. - (yylex): Handle EMPTY tokens. - - * cp-parse.y (structsp): Avoid using `yyungetc' to push a ';' back - on the input stream. - (START_DECLARATOR): New token. - (absdcl): Handle START_DECLARATOR. - * cp-spew.c (consume_token): Renamed from `discard_token'. - (struct token): Changed structure to make it smaller. - (spew_init): Renamed from init_spew. Now called from init_lex. - (scan_tokens): Renamed from slurp_next_token. - Many functions reformatted to match GCC indentation style. - - * cp-lex.c (arbitrate_lookup): Don't guess in favor of type if - yychar is ')'. - - * cp-decl.c (lookup_name): Fixed so that all binding levels use - `looking_for_typename' consistently. - * cp-type2.c (build_functional_cast): Handle new case that we are - called in a context where a method is appropriate (but we parsed it - as a ctor call). - - * cp-call.c (CONST_HARSHNESS): Change bit that we test. - (convert_harshness,compute_conversion_costs): Call CONST_HARSHNESS - consisently when needed. - - * cp-init.c (decl_constant_value): Keep enabled even when - CURRENT_FUNCTION_DECL is null. - -Sat Nov 30 01:23:38 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * sdbout.c (sdbout_init): Just call sdbout_one_type on each type. - - * tm-att386.h (ASM_OUTPUT_ASCII): Output a space after ASM_BYTE_OP. - * tm-sun386.h: Likewise. - * tm-i386.h (ASM_OUTPUT_BYTE, ASM_OUTPUT_CHAR): Likewise. - (ASM_OUTPUT_SHORT, ASM_OUTPUT_LONG, ASM_OUTPUT_DOUBLE): Likewise. - (ASM_OUTPUT_FLOAT, ASM_OUTPUT_ADDR_VEC_ELT): Likewise. - * tm-att386.h (ASM_BYTE_OP, ASM_SHORT, ASM_LONG, ASM_DOUBLE): - Don't end with space. - * tm-sun386.h, tm-bsd386.h: Likewise. - - * c-lex.h: Renamed from c-parse.h. All #includes changed. - * c-parse.c, c-parse.h: Renamed from c-parse.tab.*. - * Makefile.in: Changed accordingly. - (C_OJBS, realclean, TAGS): These changed too. - - * tm-svr4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): - Undef before defining. - - * tm-i386v4.h: Include tm-svr4.h. - (CPP_PREDEFINES): Define SVR4, and several assertions. - (LIB_SPEC): Delete -Qy. LINK_SPEC handles this. - (DBX_REGISTER_NUMBER): New macro. - -Fri Nov 29 22:16:06 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rs6000.md: Cannot use "muls" and "muli" to do widening multiply - from HImode to SImode; delete the 12 patterns that try to do this. - -Fri Nov 29 21:32:52 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-cvt.c (build_type_conversion): Don't assume that if - TYPE_HAS_{INT,REAL}_CONVERSION implies that CLASSTYPE_CONVERSION for - the given type combination is non-NULL. - -Fri Nov 29 16:08:22 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * crtstuff.c: New file. Needs papers from rfg. - * Makefile.in (crtbegin.o, crtend.o): New targets. - - * objc-actions.c (build_message_expr): Lots of cleanups. - (build_objc_method_call): New subroutine. - Handles new option NEXT_OBJC_RUNTIME. - - * expr.c (do_jump): Any LABEL_REF is nonzero. - (expand_expr): Construct LABEL_REFs with Pmode. - -Fri Nov 29 14:43:32 1991 Michael Meissner (meissner at osf.org) - - * mips-tfile.c (parse_def): Change an error into a warning. - - * mips.md (fix_trunc??si_opt, mov??_internal): Change '*' constraint - to '!' to keep reload from allocating FP registers from holding - excess integer values. - (ashift right define_splits): Fix typo, so that the long long - arithmetic right shifts are recognized. - (all define_splits): dummy out constraints, since they are not used. - - * mips.c (override_options): Allow int's in FP registers again, now - that ! constraints are used. - -Fri Nov 29 13:20:13 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * dwarfout.c (output_compile_unit_die): Don't include the name - of the compiler which compiled the compiler in the AT_producer - string. It goofs up comparisons of stage2 & stage3 object files. - - * c-parse.y, objc-parse.y: Don't declare position_after_white_space - as static; it is now in c-lex.c. - -Fri Nov 29 05:15:26 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-decl.c (xref_tag): Check that TREE_CODE (ref) is aggr type - before storing into CLASSTYPE_DECLARED_CLASS (ref). - - * cp-decl2.c (build_push_scope): Don't let non-aggr types appear in - `cname::fname' expressions. - - * cp-class.c (resolves_to_fixed_type_p): VAR_DECL and FIELD_DECL - nodes of ARRAY_TYPE may resolved to fixed type. Also handle other - cases of WITH_CLEANUP_EXPR. - - * cp-spew.c (frob_identifier): Handle case of a type conversion - operator that converts to a nested type. - - * cp-expr.c (cplus_expand_expr): In NEW_EXPR case, if ARGS is - permanent, build a new arglist instead of modifying it in place. - - * cp-typeck.c (convert_arguments): Add ??? to comment about virtual - function conversions. ??? I don't understand what that code is - supposed to do anymore. - (comp_target_parms): If STRICT <= 0, accept types whose - TYPE_MAIN_VARIANTs are equal. - - * cp-call.c (convert_harshness): Revamped to handle contravariance - better. - * cp-class.h (struct candidate): Declaration moved from cp-tree.h. - - * cp-class.c (duplicate_tag_error): New function. - * cp-parse.y (LC): Call it if we're redefining a tag. - * cp-decl.c (duplicate_decls): Only copy DECL_ARGUMENTS from OLDDECL - if non-NULL. Otherwise we get nonsense when we try to parse - inline function bodies of classes that have already been redefined. - * cp-lex.c (reinit_parse_for_method): If we get some text for a - class that's been redefined, flush the text. - * cp-tree.h (TYPE_REDEFINED): New field in `struct lang_type'. - - * cp-cvt.c (convert_to_integer): Only warn about anachronistic - conversion from int to enum if PEDANTIC is nonzero. - - * cp-typeck.c (convert_for_initialization): No longer give warning - messages about bitwise copy: this is currently how the default X(X&) - constructor is implemented. - * cp-init.c (expand_aggr_init_1): Ditto. - - * cp-method.c (dump_init): Handle WITH_CLEANUP_EXPR and TARGET_EXPR. - * tree.c (simple_cst_equal): Handle WITH_CLEANUP_EXPR. Correct - handling of TARGET_EXPR case. - - * cp-decl.c (grok_reference_init): If DECL is permanent, make it's - DECL_REFERENCE_SLOT permanent as well. - - * cp-cvt.c (build_type_conversion): If PEDANTIC, give message about - conversions which cast away const. - - * cp-decl.c (store_return_init): If PEDANTIC, give error about named - return values. - - * cp-init.c (decl_constant_value): Don't return DECL_INITIAL if - CURRENT_FUNCTION_DECL is null or if the initializer is a - CONSTRUCTOR. - -Thu Nov 28 05:29:52 1991 Michael Tiemann (tiemann at cygnus.com) - - * integrate.c (expand_inline_function): When passing objects by - invisible reference, correctly compute the amount of space to be - allocated in the pseudo-frame we create for the inline function. - - * cp-typeck.c (mark_addressable): Add call to - `mark_inline_for_output' that got lost in Nov 25 change. - - * cp-decl.c (push_overloaded_decl): If the value of a name is an - ADDR_EXPR, look inside to get the _DECL node. - - * cp-decl.c (grokdeclarator): Don't convert type of operators new - and delete to METHOD_TYPE; they remain FUNCTION_TYPEs. - - * function.c (expand_function_start): Set TREE_REGDECL bit on - RESULT_DECL if result starts life in a register. - - * c-common.c (truthvalue_conversion): Don't treat a CONVERT_EXPR as - a NOP when it or the expression inside it is of REFERENCE_TYPE. - - * cp-class.c (finish_struct): Test DESTRUCTOR_NAME_P on - DECL_ASSMBLER_NAME, not DECL_NAME. - -Wed Nov 27 13:49:10 1991 Jim Wilson (wilson at sphagnum.cygnus.com) - - * cse.c (simplify_relational_operation): Correct handling of - COMPARE as first argument. Always strip it off. Don't invert - return value for EQ when !HAVE_cc0. - -Thu Nov 28 20:08:15 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * gmon.c: New file. - -Thu Nov 28 15:02:24 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (subst, case SET): Never make a paradoxical SUBREG of - a REG unless the SUBREG and REG occupy the same number of words. - - * emit-rtl.c: Include flags.h. - (operand_subword): Always look inside floating if -fpretend-float. - * final.c (split_double): Likewise. - * Makefile.in (emit-rtl.o): Includes flags.h. - - * c-lex.c (yylex): Add goto to `L' case. - -Thu Nov 28 08:37:02 1991 Michael Tiemann (tiemann at mole.gnu.ai.mit.edu) - - * tm-mips.h (ASM_OUTPUT_INT): Use `do {...} while (0)' so it can be - used in if/else constructs. - -Thu Nov 28 00:23:26 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * tree.h (BUILT_IN_FRAME_ADDRESS, BUILT_IN_RETURN_ADDRESS): - New function codes. - * c-decl.c (init_decl_processing): Declare the functions. - * expr.c (expand_builtin): Implement them. - - * gcc.c: Pass to ld all the dirs in LIBRARY_PATH: - (library_prefix): New list of prefixes. - (process_command): Put dirs from LIBRARY_PATH on that list. - (do_spec_1): %D outputs those dirs. - (link_command_spec): Use %D after passing -L options. - - * gcc.c (process_command): Don't require machine suffix - for dirs from COMPILER_PATH or LIBRARY_PATH. - - * cccp.c (main): C_INCLUDE_PATH, etc., add dirs rather than replacing. - - * Use the TYPE_DECLs to drive dbx and sdb output of type tags. - * toplev.c (rest_of_type_compilation): New function. - (compile_file): Pass list of initial decls to dbxout_init, sdbout_init. - (various): Don't call get_*_types. - * dbxout.c (dbxout_init): Get initial types from that list. - * sdbout.c (sdbout_init): Likewise. - * sdbout.c, dbxout.c: Don't call get_*_types. - (*out_typedefs): New subroutines. - * c-decl.c (finish_struct, finish_enum): Call rest_of_type_compilation. - (pushtags): Record TYPE_STUB_DECL. - * tree.h (TYPE_STUB_DECL): New macro. - * stor-layout.c (chain_type, get_permanent_types, get_temporary_types): - Deleted. - (save_storage_status, restore_storage_status): Don't frob chains. - (layout_type): Don't call chain_type. - - * dbxout.c (dbxout_type_fields): Output `/'-spec after type tag - only if really needed. - -Wed Nov 27 18:52:55 1991 Michael Tiemann (tiemann at cygnus.com) - - * expr.c (expand_expr): Typo in expand_end_bindings, in BIND_EXPR case. - -Wed Nov 27 23:10:48 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * cccp.c (main): Use savestring, not strdup. - -Wed Nov 27 17:10:17 1991 Michael Meissner (meissner at osf.org) - - * mips.c (mips_load_reg3, mips_load_reg4): New global variables to - enable scheduling the second nop for the mfhi and mflo instructions. - (mips_hard_regno_mode_ok): New global array to give the results - of HARD_REGNO_MODE_OK for each register and mode. - (mips_fill_delay_slot): Instead of taking the number of nops as a - parameter, take an enumeration, giving what kind of delay this is. - If the next instruction is a label, put nops before label, not - after. Add support for mflo/mfhi, which need 2 nops if the next - instruction would modify the hi/lo registers. - (mips_move_1word, mips_move_2words): mips_fill_delay_slot calling - sequence changes. Pass mflo/mfhi to schedule nops. - (mips_move_2words): Move DImode to/from hi and lo registers is now - supported. - (function_arg): Correctly align long long parameters, just like - doubles. Also correct typo in debug code. Bug report from - lisa@MicroUnity.com. - (override_options): Initialize mips_hard_regno_mode_ok. Restrict - int's from going in the FP registers, to limit the register - allocator from allocating them instead of using memory. Also, make - the special registers (HI, LO, FPSW) only accept full sized ints, or - a double int for the HI:LO combination. - (compute_frame_size): Don't set the initialized member until reload - has completed, since otherwise the information may change. - - * mips.md (various): Add 64 bit integer operations for addition, - subtraction, negation, and, inclusive or, exclusive or, one's - complement, shifts, and nor. Add 32x32->64 bit support for - multiply, which the compiler then uses to construct 64 bit - multiplies. - (mulsi3): Break mul into it's two instructions, and schedule the - two nops needed for the mflo instruction. Don't allow an integer - multiplier anymore. - (ffssi2): Delete define_expand, and use a second clobber'ed register - to preserve the original input, instead of (clobber (match_dup 1)). - (movsi_ulw): Change mips_fill_delay_slot calling sequence. - (movdi_internal): Allow DImode move from HI/LO to/from GP registers. - (movdi define_split): Add a define_split to separate the two parts - of DImode register pairs when using GP registers. - (movdf define_split): Add a define_split to separate the two parts - of DFmode register pairs when using GP registers. - (mov??_internal): Change condition to call memory_operand, instead - of just checking for MEM, which disallows (subreg (MEM)) during - the intermediate parts of the compilation. Reported by - lisa@MicroUnity.com. - (negsi2): Turn back into a real insn instead of just a - define_expand for subsi3. - (one_cmplsi2): Turn back into a real insn instead of just a - define_expand for norsi3. - (andsi3, iorsi3, xorsi3): Be more liberal than the real machine, and - allow 32 bit constants to improve the code generated for bitfields, - at the expense of potentially not moving the constant out of loops. - (various): Add = constraint to all clobbers. - (fix_trunc*): Go back to old method of using two clobbers, since - unoptimized compiles call abort otherwise, when returning the result - of truncating a float as a function result. - - * tm-mips.h (delay_type): New enum to express different types of - delay slots. - (mips_load_reg3, mips_load_reg4): Declarations for more registers - to check for needing nops. Used by multiply/divide to schedule - the two nops needed after mfhi/mflo if the next instruction would - clobber the register. - (CONDITIONAL_REGISTER_USAGE): If -msoft-float, disable all FP - registers. - (MASK_DEBUG_G): Add comment saying -mdebugg turns of new DImode - patterns, in case the code is wrong. - (HARD_REGNO_NREGS): All FP registers use register pairs, so that - SF in a GP register takes only one register, and SI in a FP - register takes 2. - (HARD_REGNO_MODE_OK): Change macro to reference the array - mips_hard_regno_mode_ok, which is now built in override_options. - (CONST_OK_FOR_LETTER_P): 'N' is now for negative numbers, 'O' is - an exact power of 2, and 'P' is now for positive numbers. - (PREFERRED_RELOAD_CLASS): If -msoft-float, never prefer a FP - register. - (PREFERRED_RELOAD_CLASS_FM): Delete, since nobody uses it. - (FINAL_PRESCAN_INSN): Check for mips_load_reg3 and mips_load_reg4 - being mentioned. Also add a missing tab when more than one delay - slot. - (CONST_COSTS): Make all constant ints cost 0 to lower register - pressure according to Richard Kenner. - (RTX_COSTS): Adjust costs for DI, SF, and DF modes, and add ABS/FFS - costs as well. - (REGISTER_MOVE_COSTS): Bump costs for moving between register - classes, so that reload doesn't try to store int type values in the - floating point registers. - -Wed Nov 27 15:01:52 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * config-gcc.com: Renaming of out-vax.c. - * make-cc1.com: Link dbxout with all languages. Add cp-spew. - - * cccp.c (include_defaults_array): Fix typo. - - * gstddef.h: Handle _STDDEF_H_. - - * configure.bat, Makefile.dos: New files. - - * c-lex.c: New file. All subroutines moved here. - (yylex): Small diffs between C and OBJC merged. - * c-parse.y, objc-parse.y: Deleted from here. - * c-lang.c (lookup_interface): New stub. - * Makefile.in (c-lex.o): New rule. - (OBJC_OBJS, C_OBJS): Changed for new files. - -Wed Nov 27 13:34:15 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * c-parse.y (yylex): Don't assume that long is 32 bits and long - long is 64 bits when warning for out of range integer constants, - and when creating a tree to represent integer constants. - * cp-lex.c (real_yylex): Likewise. - * objc-parse.y (yylex): Likewise. - - * combine.c (simplify_comparison, ASHIFT case): Prevent shift by - HOST_BITS_PER_INT for inequality comparisons. - - * fold-const.c (operand_equal_p): Arguments are not equal if - signedness differs. Conversions don't match if signedness differs. - - * sparc.md (movsi, movhi, movqi, movdi): Prohibit matches that - would require reloading by the use of conditions. - - * alloca.c (alloca): Add parens to make precedence clearer. - - * tm-news.h (PRINT_OPERAND): Add 68040 support so that the compiler - will bootstrap. - -Wed Nov 27 09:41:13 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * expr.c (expand_expr, case MIN_EXPR): Fix typo in operand number - in safe_from_p call. - - * recog.c (indirect_operand): Correctly handle case where we have - a (subreg (mem X) C) after reload. - -Tue Nov 26 16:24:03 1991 Ron Guilmette (rfg at ncd.com) - - * dwarfout.c (output_enumeration_type_die): Handle a GNU C - language extension: incomplete enum types. - - * dwarfout.c (output_type): Fixed bug which causes DIEs for - file-scope tagged types to be generated in a local-scope - under some conditions. - - * dwarfout.c (dwarfout_init, dwarfout_finish): Moved code which - generates most of the .debug_aranges entries from dwarfout_init - into dwarfout_finish to avoid m68k assembler bug. - - * Makefile.in (EXTRA_PARTS): New parameter. - (install-common): Compile the things in EXTRA_PARTS. - (GCC_PASSES, GCC_PARTS): New variables. - (STAGESTUFF, native, enquire, enquire.o): Use them. - (protoize, protoize.o, unprotoize, unprotoize.o, SYSCALLS.c.X): - (gnulib2.ready, collect2, collect2.o, getopt.o, getopt1.o): Likewise. - - * tm-svr4.h (CPP_PREDEFINES): Don't define this here. Undef it - so that other files which include this one will be forced to - define it appropriately for the specific target and OS. - (CPP_SPEC): Deleted. - (LIB_SPEC): Add crtend.o as last thing linked in on each link-step. - (STARTFILE_SPEC): Add crtbegin.o as the first thing linked in. - (NO_DOLLAR_IN_LABEL): Added define. Most svr4's don't support $. - - * tm-svr4.h: Added support for the .ctors and .dtors sections - (as for the m88k). - (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): New macros. - * tm-svr4.h (HERE_ASM_OP, ASM_DECLARE_FUNCTION_SIZE): Deleted - define of HERE_ASM_OP and made ASM_DECLARE_FUNCTION_SIZE not - try to use a dot when computing a function's size in a .size - directive (because Tom Wood says that 88open doesn't approve - of dot as an asm operand). - - * x-genix, x-i386sco, x-xenix (INSTALL): Define as cp. - -Tue Nov 26 16:24:03 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * gcc.c (default_compilers): Pass -A* to cpp. - - * Make names unique if unpacked on MSDOG. - * config/*.c: `out-' removed from all file names out-*.c. - * x-hp*: Renamed from x-hp9k*. - * tm-conv1.h, tm-conv2.h: Renamed from tm-convex*.h. - * tm-hp*.h: `9k' removed from these names. - * tm-isi*.h: `68' removed from these names. - * tm-i860b.h, tm-i860bg.h: `sd' removed. - * tm-i860g3.h: Renamed from tm-i860v3g.h. - * tm-i386sun.h: Renamed from tm-sun386i.h. - * tm-sun3o3.h, tm-sun4o3.h: Were tm-sun*os3.h. - * tm-sun3n3.h: Was tm-sun3os3nf.h. - * tm-sun3n.h: Was tm-sun3-nfp.h. - * tm-sun2o4.h: Was tm-sun2os4.h. - * xm-hp320.h: Was xm-hp9k320.h. - * xm-i386sun.h: Was xm-sun386i.h. - * configure: Adjust for those renamings. - - * configure (m68000-hp-hpux*): Use xm-hp320.h. - - * stmt.c (expand_value_return): New subroutine. - (expand_return): Use that. - - * make-gcc.com: New name for make.com. - - * stor-layout.c (layout_record): Return list of static members. - (layout_type): Lay them out here. - - * expmed.c (init_expmed): Use 3 as shift count for shift_cost. - - * x-sco: File deleted. - - * print-tree.c (print_node): Always be brief for vector elts. - -Tue Nov 26 07:42:41 1991 Michael Tiemann (tiemann at rtl.cygnus.com) - - * cp-decl.c (grokdeclarator): Fix typo involving ~RID_STATIC. - -Mon Nov 25 21:51:09 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * optabs.c (emit_cmp_insn): If both operands are VOIDmode, - put first operand into register, not second. - - * alliant.md, gmicro.md, i386.md, m68k.md, ns32k.md, pyr.md: - Don't allow a constant as the first operand to tstxx insns. - * tahoe.md, vax.md: Likewise. - * convex.md: Remove erroneous comment on tstsi. - -Mon Nov 25 20:51:00 1991 DJ Delorie (dj@ctron.com) - - * cccp.c (main): Look in env vars to override header dir list. - * gcc.c (process_command): Likewise. - - * gcc.c (execute): Alternate way to get status on MSDOS. - Error for -pipe on MSDOS. - (pexecute): Alternate definition for MSDOS. - (find_a_file): Handle new hook EXECUTABLE_SUFFIX. - (EXECUTABLE_SUFFIX): Add default definition, and alternate for MSDOS. - (P_tmpdir): Add default definition for MSDOS. - -Mon Nov 25 17:18:52 1991 Michael Collison (collison at osf.org) - - * x-encrose: New file for mmax running OSF/1. - * t-encrose: ditto. - - * ns32k.md (movsi): Use new constraint letters 'x' and 'y' - representing the frame and stack pointer. - (movhi,movqi): Add constraints and template code to allow moves - between the floating point and general purpose registers. - - * tm-ns32k.h (REGISTER_MOVE_COST): Use this macro to discourage - moves between the floating point registers and the frame and stack - pointer. Also discourage moves between the fp and general registers. - (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, - REG_CLASS_FROM_LETTER): Add two new register classes representing - the frame pointer and stack pointer respectively. - (GO_IF_NONINDEXED_ADDRESS): Add check to see if register is also a - base register. This causes reload to reject pseudo registers when - REG_OK_STRICT is defined. - - * tm-i386rose.h: New file for 386 running on OSF/1. - * x-i386rose: ditto - * t-i386rose: ditto - - * config.subr: Added case for 'osf-'. - * configure: Added case for i386-osfrose - - * tm-encrose.h (CC1_SPEC): Simplified so by default it passes nothing. - (ASM_SPEC): Changed so that under OSF/1 with NO_J_SWITCH defined - nothing is passed to the assembler. - (TARGET_DEFAULT): Changed so that, by default, no code is generated - using the static base (sb) register. - (OVERRIDE_OPTIONS): Removed in lieu of the new debug macros - PREFERRED_DEBUGGING_TYPE and DEFAULT_GDB_EXTENSION. - (DEFAULT_GDB_EXTENSIONS): Define it - (PREFERRED_DEBUGGING_TYPE): Use it. - -Mon Nov 25 17:18:52 1991 Jyrki Kuoppala (jkp at batman.hut.fi) - - * ns32k.md (ashlhi3): use addw also on 32532 if shiftcount is 1. - (ashlqi3): likewise. - (addsi3): don't use addr instead of addd on the 32532. - - * out-ns32k.c (calc_address_cost): don't assume unknown RTX codes - have XEXP's which are rtx's. - - * ns32k.md (movsi): don't use addr for the 32532 immed displacements. - (shift patterns): fixed a typo with %$%n. - - * out-ns32.c (calc_address_cost) new function. - tm-ns32k.h (ADDRESS_COST): call calc_address_cost. - - * out-ns32k.c (print_operand_address): use error & debug_rtx if error. - - * tm-ns32k.h (CONST_OK_FOR_LETTER_P): constraint 'I' shouldn't - match anything on the 32532 to make negative arithmetic left - shifts behave consistently. - - * ns32k.md (subsf+1): don't use ajdspb on the 32532. - - * tm-ns32k.h (CONST_OK_FOR_LETTER_P): positive values not OK for - constraint 'I' if on 32532. - - * ns32k.md (ashl??): if TARGET_32532, use lsh{d,w,b}. - - * ns32k.md (adjusting stack pointer): don't use ajdp{b,w} if not 32532. - - * ns32k.md (isv,insv-1,insv-2,extzv): use constraint K instead of - n for offset. - - * ns32k.md (insv-1): use only register_operand with constraint - "r" for operand 2, insd can't take constant offsets >= 8. - (pattern insv-2): added another insv-like pattern, for - offsettable operand. - (insv): constraint should be "+g". - (pattern before insv): installed an insv-like pattern - with operand 0 having register_operand and SImode. - - * out-ns32k.c (print_operand): define as a void function. - - * ns32k.md (call_value): use operands[1], not operands[0] to check - for CONSTANT_ADDRESS_P. - - * out-ns32k.c (print_operand): eliminate - PRINT_OPERAND_EXTRACT_FLOAT, don't depend on HOST_WORDS_BIG_ENDIAN. - - * tm-ns32.h (INDIRECTABLE_1_ADDRESS_P): use CONSTANT_ADDRESS_P, - not CONSTANT_P. - - * tm-ns32k.h (GO_IF_LEGITIMATE_ADDRESS): checking for CONST_INT - is not right because displacements are not 32-bit. Use - CONSTANT_ADDRESS_NO_LABEL_P instead. - - * tm-ns32k.h (output_move_double, output_shift_insn): New declarations. - - * out-ns32k.c (print_operand_address): Use fatal for errors. - - * ns32k.md (insv, extzv): Replaced with the pattern near insv in 1.40. - - * out-ns32k.c (print_operand): function moved from tm-ns32k.h. - Modified to use PUT_IMMEDIATE_PREFIX, PUT_EXTERNAL_PREFIX; added - macro PRINT_OPERAND_EXTRACT_FLOAT. - - * out-ns32k.c (print_operand_address): replaced the function with - a more clean version, written for gas syntax. - - * ns32k.md (call): #if 0 code which was used when GAS_SYNTAX was not - defined. - (call_value): likewise. - - * ns32k.md (pattern after ashrsi3): added % before $ so the - pattern works also for gas syntax. - (pattern after ashrhi3): likewise. - (pattern after ashrqi3): likewise. - (pattern after lshrsi3): likewise. - (pattern after lshrhi3): likewise. - (pattern after lshrqi3): likewise. - (pattern after rotrsi3): likewise. - (pattern after rotrhi3): likewise. - (pattern after rotrqi3): likewise. - - * ns32k.md (movsf): put #ifndef GAS_SYNTAX part inside #if 0 since - for now we only use GAS syntax. - - * tm-ns32k.h (INDIRECTABLE_2_ADDRESS_P): add TARGET_SB as a - condition in addition to CONSTANT_ADDRESS_P. - - * tm-ns32k.h (MEM_REG): use CONSTANT_ADDRESS_P instead of GET_CODE - == SYMBOL_REG, add TARGET_SB to the second-part condition. - - * ns32k.md (rotrsi3): fixed a typo NEGATE->NEG - - * tm-ns32k.h: added a comment about CONSTANT_ADDRESS_P; it's not - strictly according to the spec. - - * tm-ns32k.h: added defaults for ABSOLUTE_PREFIX,IMMEDIATE_PREFIX - etc, using gas syntax. - - * out-ns32k.c: removed macro FP_REG_P. - - * tm-ns32k.h: (ASM_OUTPUT_ALIGN_CODE): changed alignment from 4 to - 2 since GAS syntax is the default assembler syntax now. - (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): defined to call - print_operand and print_operand_address in out-ns32k.c, - respectively. - - * tm-ns32k.h: New macros TARGET_SB, TARGET_PIC. - Dummy code for trampolines, calls fatal(). - Macro FP_REG_P moved here from out-ns32k.c. - Some reorganizations of blocks. - 68000 -> ns32k. - - * tm-ns32k.h (TARGET_VERSION) says GAS syntax. - (TARGET_*) added some empty lines for clarity. - -Mon Nov 25 14:29:39 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * Makefile.in (aux-output.o): Depend on insn-codes.h. - - * make-cc1.com: Handle print-rtl.c. - - * toplev.c (warn_aggregate_return): New variable. - (W_options): Define option to set it. - * flags.h: Declare it. - * calls.c (expand_call): Print warning if value is aggregate. - * function.c (init_function_start): Likewise. - -Mon Nov 25 13:29:50 1991 Per Bothner (bothner at cygnus.com) - - * cp-except.c (init_exception_processing): Fix return type of - longjmp (from int to void). - -Mon Nov 25 13:11:51 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * rtlanal.c (refers_to_regno_p): Check for `x == 0' on repeat. - - * x-mips, xm-vms.h: Change cplus-* to cp-* in comments. - * x-tower (X_CFLAGS): Add missing `-'. - - * unroll.c (unroll_loop): When simplifying loops executed only once, - use last_loop_insn not copy_end. - -Mon Nov 25 07:45:46 1991 Michael Tiemann (tiemann at rtl.cygnus.com) - - * cp-except.c (init_exception_processing): Mark `ExceptionHandler' - constructor and destructor as being TREE_EXTERNAL, and mark the - `ExceptionHandler' type as being interface-only. - - * cp-decl.c (maybe_globalize_type): Don't test TYPE_BEING_DEFINED - for ENUMERAL_TYPE. - - * cp-class.c (modify_vtable_entry): Disable code which attempts to - encode in a vtable an indirection to another vtable entry. - - * cp-call.c (build_method_call): Convert FUNCTION to - DECL_MAIN_VARIANT (FUNCTION) once we are going to use it for real. - * cp-init.c (build_delete): Use DECL_MAIN_VARIANT (DTOR). * - * cp-typeck.c (mark_addressable): Use DECL_MAIN_VARIANT (X). - -Mon Nov 25 00:41:14 1991 Per Bothner (bothner at cygnus.com) - - * dbxout.c (dbxout_type): Tiemann's DECL_IGNORED_P optimization (Nov - 20) was a little too drastic: If it succeded, no type info was - emitted at all, which made for syntactically invalid stabs. - Instead, just set 'full=0', - * dbxout.c (dbxout_symbol): Re-write code for TYPE_DECL to be a - little cleaner. It *seems* to work ... - -Sun Nov 24 19:32:07 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * sched.c (update_links): Use PUT_REG_NOTE_KIND to change REG_NOTE. - -Sun Nov 24 14:53:37 1991 Ron Guilmette (rfg at ncd.com) - - * cccp.c: Add `return 0;' statements to all do_* functions which - needed them to prevent spurious warnings. Also change plain - `return;' statements to `return 0;' statements where appropriate. - -Sun Nov 24 07:37:17 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (cse_insn): When making equivalences of subparts of - a SET, avoid putting a (hard) register in the hash table twice, - each time with different modes. - - * genrecog.c (write_tree_1,change_state): Don't check for a position - containing a '*' since we don't set it to that. - (main): Don't define recog_addr_dummy; no longer used. - * recog.c (recog_addr_dummy): No longer needed; wasn't actually used. - (init_recog_no_volatile, init_recog): Don't set recog_addr_dummy. - - * expmed.c (store_split_bit_field, extract_bit_field): Abort if - operand_subword of target returns 0. - * expr.c (convert_move, move_block_from_reg, emit_move_insn): Likewise. - - * combine.c (subst, case SUBREG): Don't allow making a SUBREG of - a hard reg in a mode not valid for that hard reg. - * emit-rtl.c (gen_lowpart_common, operand_subword): Likewise. - - * expmed.c (extract_split_bit_field): Use operand_subword_force. - * expr.c (emit_move_insn): If operand_subword fails for non-const, - use operand_subword_force. - - * expmed.c (expand_mult): Pass OP0 through protect_from_queue so we can - use it in a REG_EQUAL note and check it for being a MEM. - - * rtl.def (SMIN, SMAX, UMIN, UMAX): New RTL codes. - * fold-const.c (const_binop, case MIN_EXPR, MAX_EXPR): Use MIN and MAX. - (fold, case MIN_EXPR, MAX_EXPR): Check for operands equal; check for - min (x, lowest-value-for-type) and max (x, highest-value-for-type). - (fold, case COND_EXPR): Look for conditionals that are equivalent - to ABS_EXPR, MIN_EXPR, or MAX_EXPR and convert them to the appropriate - expression. - * expr.h (smin_optab, smax_optab, umin_optab, umax_optab): New vars. - * gcc.texinfo (smin, smax, umin, umax): Add documentation. - * expr.c (expand_expr, case ABS_EXPR): Ignore ABS on unsigned types. - If jumps are expensive, we can do ABS with shifts and xors. - (expand_expr, case MIN_EXPR, MAX_EXPR): Try to do using new optabs. - * optabs.c (smin_optab, smax_optab, umin_optab, umax_optab): - Initialize new optabs. - * cse.c (simplify_binary_operation): New cases SMIN, SMAX, UMIN, UMAX. - * rs6000.md (sminsi3, smaxsi3, uminsi3, umaxsi3): New patterns. - * m88k.md (abssi2): Delete pattern; now done in expr.c. - - * rs6000.md (scc): Correct typos in last change. - - * expmed.c (expand_mult): TARGET will only be written once, so - function return register is OK. - Write a REG_EQUAL note so multiplications can be cse'ed. - - * expmed.c (emit_store_flag): Skip trying most sequences of insns - if branches are very cheap (BRANCH_COST == 0). - * expr.c (expand_expr, case COND_EXPR): Check for BRANCH_COST <= 1, - not equal to 1. - Know that emit_store_flag won't do most sequence if branches are very - cheap. - - * tm-vax.h (BRANCH_COST): Define to be equal to zero. - -Sun Nov 24 07:07:31 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-decl.c (maybe_globalize_type): Don't globalize a type that's - being defined. - -Sun Nov 24 05:08:57 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-decl.c (finish_struct): Use main variant checking ANSI bitfields. - - * tm-tower-as.h (ASM_FILE_START): Use output_file_directive. - - * gcc.c (process_command): Treat `-' as file name, not option. - -Sat Nov 23 20:28:58 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (simplify_binary_operation): Remove duplicate code for SFmode - and DFmode; use of REAL_VALUE_TRUNCATE means that all modes can be - handled with the same code. - Truncate result as well as inputs to computations. - - * cse.c (cse_basic_block): Allow recording of destinations in the - final insn of a LIBCALL block. - - * flow.c (insn_dead_p): Add new argument CALL_OK. - (propagate_block): Pass new arg. - (libcall_dead_p): Indicate that we can accept a CALL when we use - insn_dead_p to see if the destination of the CALL is dead. - - * genrecog.c (struct decision): Remove fields `dupcount' - and `reg_class' and all references; they were being set but never - used and are now obsolete. - - * emit-rtl.c (gen_lowpart_common, operand_subword): Don't make - a new REG for the function return value until we after the RTL - is copied for possible inlining; use a SUBREG instead. - - * combine.c (can_combine_p): Don't move insn past a volatile ref if - it is an `asm', even if non-volatile. - - * gmicro.md: Fix punctuation problem causing syntax error. - - * tm-rs6000.h (CONST_OK_FOR_LETTER_P): Add `O' and `P'. - * out-rs6000.c (reg_or_neg_short_operand): New function. - - * rs6000.md (attribute "type"): New type `delayed_compare'. - Add define_function_unit for delayed comparisons. - Mark comparison results of certain insns as being delayed for - longer that normal comparison results; add a new missing types - of `compare'. - (seq, sle): Remove special-cases for (const_int 0) operands; use - alternative with constraint of `O' instead. - (sltu, sgeu): Support most constants in second operand. - - * cse.c (prev_insn_cc0_mode): New variable. - (fold_rtx): When folding CC0, get the mode from prev_insn_cc0_mode. - (cse_insn): Save mode of SET of CC0 in prev_insn_cc0_mode. - -Sat Nov 23 17:01:47 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * expmed.c (init_expmed): Make REG a pseudo, not a hard reg. - - * tm-m68k.h (RTX_COSTS): New macro. - - * varasm.c (make_decl_rtl): Get rid of pedantic warning. - - * gcc.c (link_command_spec): Delete code for handling -collect. - (default_compilers): Get rid of the %x for g++. - This is because now collect is always supposed to be run. - - * tm-vms.h (ASM_OUTPUT_COMMON): Avoid void as type in :? operator. - * tm-sun3.h (ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): + (arith_double_operand, gen_compare_reg, finalize_pic, + emit_move_sequence, mem_aligned_8, output_move_double, + output_move_quad, output_fp_move_double, output_fp_move_quad, + output_block_move, save_regs, restore_regs): Add v9 support. + (sparc_mode_class): New enum. + (*_MODES): Redefine to use it. + (hard_32bit_mode_classes): Renamed from hard_regno_mode_ok. + (hard_regno_mode_classes, hard_64bit_mode_classes, + sparc_mode_class): New globals. + (num_gfregs): Renamed from num_fregs. + (compute_frame_size): Add v9 support. Simplify calculations. + (output_function_prologue): Call build_big_number to compute stack + size in %g1, then adjust %sp. + Fix saving of call saved registers. Handle new v9 registers. + (output_function_epilogue): Fix restoration of call saved registers. + Handle new v9 registers. + Use SKIP_CALLERS_UNIMP_P to see if unimp insn is at return address. + (sparc_builtin_saveregs): Define v9 version. + (output_cbranch): New argument fp_cond_reg. All callers changed. + Add v9 support. + (output_return): Use SKIP_CALLERS_UNIMP_P. + (print_operand): New codes '_', '@', 'C', 'D'. + (output_double_int): Handle LABEL_REF and MINUS for v9. + Use ASM_LONGLONG if assembler can handle it. + * sparc/sparc.md (cpu): New attribute. + (type attribute): New value cmove (conditional moves). + (cmpdi): New pattern for v9. + (seq*, sne*): Add v9 support. + (sgt,slt,sge,sle): Explicitly restrict operand 0 to the integer + registers. Try emitting a conditional move for v9. + (sgtu,sltu,sgeu,sleu): Likewise. + (comparison insns): Add v9 versions. + (scc insns): Add DImode versions for v9. + (beq, bne, bgt, blt, bge, ble): If comparing DImode with 0 on v9, + use brxx insns. Use emit_jump_insn, not emit_insn, as the latter + mishandles brxx insns. + (branch insns): Update calls to output_cbranch. + Add v9 versions to support multiple floating point condition code regs. + Add v9 versions to support brxx insns. + (lo_sum, high, pic): Add v9 support. + (symbolic move patterns): Disable for v9. + (DImode, DFmode, TFmode moves): Add v9 support. + (conditional move insns): Define for v9. + (zero_extendqidi2, extendqidi2, zero_extendhidi2, extendhidi2, + zero_extendsidi2, extendsidi2, floatdisf2, floatdidf2, floatditf2, + fix_truncsfdi2, fix_truncdfdi2, fix_trunctfdi2, muldi3, divdi3, + udivdi3, ashldi3, ashrdi3, lshrdi3, ffsdi2): New patterns for v9. + (bitfield compare insn): Add DImode version for v9. + (adddi3, subdi3, negdi2, anddi3, iordi3, xordi3, one_cmpldi2, + mixed mode fp mult insns, negdf2, negtf2, absdf2, abstf2, tablejump, + call, call_value, untyped_call, untyped_return, indirect_jump, + flush_register_windows, flush): Add v9 support. + (ldd peep holes): Disable for v9. + (set/compare peep hole): Define DImode version for v9. + (sign extend/compare peep hole): Likewise. + (return peep holes): Add v9 support. + (call/jump peep holes): Add v9 support. + * ginclude/va-sparc.h: Add v9 support. + +Tue Jun 14 22:44:52 1994 Michael Meissner (meissner@osf.org) + + * config/i386/i386.h (reg_class): Add AD_REGS that match %eax and + %edx to allow %eax:%edx to be specified as one DI register. + (REG_CLASS_NAMES): Ditto. + (REG_CLASS_CONTENTS): Ditto. + (REG_CLASS_FROM_LETTER): 'A' specifies AD_REGS. + + * config/i386/i386.md (umulqihi3): Name the insn with the standard + name. + (mulqihi3, umulsidi3, mulsidi3): Add new widening multiply + patterns. + +Tue Jun 14 22:25:16 1994 Torbjorn Granlund (tege@adder.cygnus.com) + + * fold-const.c (encode, decode): Use 4 HOST_WIDE_INTs for encoded + value with HOST_BITS_PER_WIDE_INT/2 bits in each. + (LOWPART, HIGHPART): New macros. + (BASE): Move definition outside of div_and_round_double. + (add_double, mul_double, lshift_double, rshift_double): Rewrite. + (lrotate_double): Use LOWPART, HIGHPART, and BASE. + (rrotate_double): Likewise. + (div_and_round_double): Major changes to code for general case. + Now it actually produces non-garbage results for large operands. + (div_and_round_double): Simplify condition for special code used when + divisor < BASE. + (const_binop): Delete special cases for multiplying by 0, 1, 2, 4, 8. + (fold, case *_DIV_EXPR): Don't try to optimize for overflow. + * machmode.h (MAX_SHORTS): Deleted. + + * m68k.md: Trivial simplification of many patterns. + (subsi3): Don't handle CONST_INT for operand 2. + (ashiftrt, op2 > 8): New pattern. + (lshiftrt, op2 > 8): New pattern. + + * a29k.md (logical patterns): Tune to give better code for immediate + values. + * a29k.c (cmplsrcb_operand): New predicate. + * a29k.h (PREDICATE_CODES): Add cmplsrcb_operand. + +Tue Jun 14 17:52:10 1994 Tor Egge (tegge@flipper.pvv.unit.no) + + * m88k/sysv3.h (DO_GLOBAL_CTORS_BODY): Call __builtin_alloca + with a non-zero argument, forcing a frame pointer to be needed. + +Tue Jun 14 17:37:41 1994 Mike Collison (collison@sw.stratus.com) + + * reload.h (RELOAD_FOR_OPADDR_ADDR): New reload class. + * reload.c (find_reloads): Change secondary reloads of class + RELOAD_FOR_OPERAND_ADDRESS to RELOAD_FOR_OPADDR_ADDR. + * reload1.c (reload): Process and accumulate needs for + RELOAD_FOR_OPADDR_ADDR reloads. + When determining if needs are nongroup needs, ignore + inactive or optional reloads. + (reload_reg_used_in_op_addr_reload): New variable to indicate + when reloads of class RELOAD_FOR_OPADDR_ADDR are in use. + (mark_reload_reg_in_use, clear_reload_reg_in_use): + Process reloads of class RELOAD_FOR_OPADDR_ADDR. + (reload_reg_free_p, reload_reg_free_before_p, reloads_conflict): Likewise. - * tm-vaxv.h (ASM_OUTPUT_ASCII): Declare `s' as unsigned char *. - * tm-crds.h (FUNCTION_EPILOGUE): Don't call FUNCTION_EXTRA_EPILOGUE. - - * configure (i386-dontknow-*, ns32k-*-*): Alternatives deleted. - (m68k-tti2-*): Deleted. - (m68k-tti-*): Renamed from m68k-tti1-*. - - * i860.md (floatsidf2): Escape the doublequotes. - - * Makefile.in (final.o): Add insn-codes.h as dep. - (OBJS): Add dbxout.o. - (C_OBJS, OBJC_OBJS): Deleted here. - (CPLUS_OBJS): Deleted cp-dbxout.o. - (cp-dbxout.o): Target deleted. - -Sat Nov 23 06:33:24 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-spew.c (yylex): Don't see TYPENAME if LOOKING_FOR_TYPENAME - is < 0. Definitely see TYPENAME if LOOKING_FOR_TYPENAME > 0. - - * cp-decl.c (grokdeclarator): Any type construction that uses a - struct/union/enum type that is not yet defines pushes that type into - the global namespace. - - * cp-spew.c (discard_token): Renamed from `eat_token'. - Also, make all local functions static. Some day we'll use inlining. - -Thu Nov 21 16:06:14 1991 Mark Eichin (eichin at cygnus.com) - - * Makefile.in: added rule for cp-spew.o - - * cp-parse.y (TYPENAME_SCOPE): added an action, since it is no - longer done in the lexer. - (yyprint): Took out case for TYPENAME_SCOPE. - - * cp-lex.c (real_yylex): renamed from yylex. Also all of the code - dealing with nested classes has been #if 0'd in favor of the code in - cp-spew.c. - - * cp-spew.c (New File): This calls yylex (which is now real_yylex) - and looks ahead as far as possible to bind up nested classes and - pass them on to the parser. - -Thu Nov 21 18:14:11 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * out-sparc.c (output_function_epilogue): Correct parameters in - call to final_scan_insn, write_symbols parameter no longer exists. - - * integrate.c (save_for_inline_copying): Use GET_RTX_CLASS. - -Thu Nov 21 17:44:46 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * gcc.texinfo (PCC_BITFIELD_TYPE_MATTERS): Clarify that macro - must always be non-zero unless MEM extv/extzv/insv exist. - - * romp.md (movdi): Disable define_split when we are moving - between overlapping registers prior to reload to work - around hard-to-fix sched.c bug. - -Thu Nov 21 17:14:54 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * jump.c (invert_exp): Correct typo in comment. - -Thu Nov 21 15:34:27 1991 Michael Meissner (meissner at osf.org) - - * gcc.texinfo (warning options): Make the documentation agree with - the code, -Wstrict-prototypes and -Wmissing-prototypes are not - turned on via -Wall; -Wnoparenthesis is now spelled - -Wno-parenthesis. - (option header): Mention that -W options take the no- prefix as well - as -f options. - -Thu Nov 21 08:12:51 1991 Tom Wood (wood at dg-rtp.dg.com) - - * out-m88k.c (check_float_value): Change use of REAL_VALUE_TRUNCATE. - * tm-m88k.h (FLOAT_TO_INT_INTERNAL): Ditto. - (AS_BUG_POUND_TYPE): Simplify. - * tm-m88kdgux.h: Don't need AS_BUG_DOT_LABELS or AS_BUG_POUND_TYPE. - -Thu Nov 21 06:47:11 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rs6000.md (scc): Add missing '&' in some alternatives of constraints. - - * a29k.md (negdf2): Fix typo in constraints for SCRATCH in 29050 case. - - * real.h (REAL_VALUE_TRUNCATE): Default is to truncate to float if - mode size is BITS_PER_WORD instead of when mode if SFmode. - -Thu Nov 21 01:58:27 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * dbxout.c (dbxout_type): Test TYPE_BINFO before TYPE_BINFO_BASETYPES. - -Thu Nov 21 01:45:53 1991 Ken Raeburn (raeburn@cygnus.com) - - * cp-parse.y (unary_expr): Break out `new' expressions with - parenthesized types into more basic forms, and handle trailing array - dimensions with an appropriate warning message. - - * cp-class.c (pushclass): For UPType, overload the template name. - (popclass): For UPType, undo the overload. - - * cp-decl.c (pop_decl_level): Don't look up DECL_NAME slot of a - null pointer. - (pushdecl_top_level): Reworked handling of shadow lists to be - correct. - (lookup_tag): Bypass redefinition error message for UPT as well as - for TEMPLATE_DECL. - (start_decl): Add template decls only to top level. Print message - for non-function, non-class templates. - (finish_decl): Disable code that renames anonymous types; leave it - disabled until we figure out why it was being done in the first - place. - (grokdeclarator): Eliminate hack to deal with destructor templates. - Extend some code handling constructors to handle destructors as - well. Deleted some unnecessary code dealing with function - templates. - - * cp-decl2.c (constructor_name): Treat class template decl like - type decl. - - * cp-lex.c (store_pending_inline): If a function is not to be - compiled, discard its text only if can_free flag is set. - - * cp-decl.c (start_function): For `pre-parsed' functions, only - set extern-inline flag if inline flag is set. - * cp-lex.c (do_pending_inlines): Don't set inline flag for method - templates, regardless of default-inline flag setting. - (process_next_inline): Ditto. - - * cp-method.c (dump_type): Do something semi-useful with UPT - nodes, instead of crashing. - (fndecl_as_string): For constructor and destructor, use name of - function rather than looking up class constructor name; should be - the same, and it's cheaper this way. - (build_overload_name): Make template-related names unique, as well - as unlikely to be accepted by the assembler. - - * cp-parse.y (yyprint): Handle PRE_PARSED_CLASS_DECL. - (template_def): In case handling destructors, pass new decl to - end_template_decl, rather than ungrokked call_expr node. Rewrote - last derivation. - (scoped_typename): Don't try building from template type; it doesn't - work. - (try_for_typename): Treat typename using template parms like any - other typename. - - * cp-pt.c: New comment at start lists some known problems. - (end_template_decl): Do nothing for error_mark_node. Check - DECL_CLASS_CONTEXT and DECL_EXTERNAL when setting TREE_EXTERNAL - field of template decl. Don't need to pop extra class level for - non-operators any more, but do need to assign class context field. - (instantiate_member_templates): Now returns void. - (tsubst, case FUNCTION_DECL): Process flag fields of method as for - other functions. Handle class context field. Push decl at top - level only if decl context is null. - (tsubst, case TREE_LIST): Use via-public and via-virtual fields. - (do_pending_expansions): Correct handling of methods. - - * cp-pt.c (overload_template_name): If not class-level, push - extra binding level. Disable check that overload hasn't already - been done; for now, it's needed. - (undo_template_name_overload): Pop it. - -Thu Nov 21 00:15:33 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * dbxout.c (dbxout_type_methods): Don't dereference TYPE_NAME and - ctor_name until after checking for non-null methods. - - * sched.c (create_reg_dead_note): New function. Add a REG_DEAD note - for REG to INSN, reusing a REG_DEAD note from the dead_notes line. - (attach_deaths): Add quick exit for many rtx that can't contain a - register. Rewrite REG_DEAD note code to use the new scheme (see - the Nov 1 ChangeLog entry). - (new_insn_dead_notes): Don't add a REG_DEAD note to an insn that - already has one. - (update_links): Must convert REG_UNUSED notes to REG_DEAD when a - register formerly just clobbered is now explicitly set and used in - the new split insns. - -Wed Nov 20 18:02:38 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * c-decl.c, cccp.c: Change all -Wno options to - -Wno- options so as to be consistent with toplev.c, and so as - to also be consistent with the -fno- options. - * objc-actions.c: Add a -Wno-selector option to match the - -Wselector option. - - * gcc.c (default_compilers): Pass all -W options to cpp, so that - -Wno options will be passed along with the -W options that it - understands. - * cccp.c (main): Accept -Wno option counterparts for every - existing option. - -Wed Nov 20 00:03:41 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-tree.c (lang_output_debug_info): Deleted. - * cp-class.c (finish_struct): Set DECL_IGNORED_P on the TYPE_DECL - nodes for types that should not have their debugging info written - out. - * dbxout.c (dbxout_{symbol,type}): Check DECL_IGNORED_P for - TYPE_DECLs of RECORD_TYPE nodes. - - * cp-decl.c (grok_op_properties): Fix bug in grokking NEW_EXPR - and DELETE_EXPR operators. - * cp-method.c (hack_operator): Deleted. - * cp-init.c (init_init_processing): Use `ansi_opname' for - {NEW,DELETE}_EXPR instead of calling hack_operator and build_opid. - * cp-decl2.c (grokopexpr): Deleted. - * cp-lex.c (build_opid): Deleted. - * cp-class.c (build_instantiated_decl): Deleted. - * All cp-* files: OP_IDENTIFIER is no longer used. - - * cp-parse.y (operator_name): For most cases, Use `ansi_opname' - directly instead of calling `build_opid'. - -Tue Nov 19 16:02:51 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-decl.c (xref_tag): If we find wrong kind of type, return it. - (lookup_tag): Fill in pending_invalid_xref_file, ..._line. - - * real.h (REAL_VALUE_TRUNCATE): New argument MODE. - * cse.c (simplify_unary_operation, simplify_binary_operation): - Pass that arg. - * c-parse.y, objc-parse.y, cp-lex.c (yylex): Likewise. - * fold-const.c (combine): Truncate floating result to fit mode. - (fold): Don't add 1 to float constant if that doesn't change the value. - -Tue Nov 19 09:37:36 1991 Michael Meissner (meissner at osf.org) - - * configure (ns32k-encore-osf): Restore Encore Multimax using the - OSF/rose object format, since the necessary files, such as - tm-encrose.h, are present in the distribution. - -Mon Nov 18 21:38:13 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * out-sparc.c (output_cbranch): Always emit a nop before a FP branch - to avoid illegal assembly output. - * sparc.md: Don't define delay slot for FP compare insns. This was - meant to solve the above problem, but fails with insn scheduling. - - * sparc.md (movsi): Must accept 'f' in addition to 'r' because - combine can convert FP hard registers to SImode. - -Mon Nov 18 13:43:12 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rtlanal.c (replace_regs): Correct code that prevents nested SUBREGs. - -Mon Nov 18 13:43:12 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-decl.c (finish_decl): Reinstall lost end_temporary_allocation. - - * tree.h (DECL_LANG_FLAG_8): Deleted. - * print-tree.c (print_node): Don't use it. Do print DECL_IGNORED_P. - -Mon Nov 18 06:59:37 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-decl.c (value_identifier): Gone, following c-decl.c. Now use - zero DECL_NAME for this purpose. - * cp-typeck.c: Also affected by this change. - - * c-lang.c, objc-lang.c (lang_output_debug_info): New function. - * dbxout.c (dbxout_type_methods): Fix minor problems arising from - assuming all RECORD_TYPE are C++ RECORD_TYPE nodes. - (dbxout_type): Ditto. - -Sun Nov 17 17:33:58 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * tree.c (struct obstack_stack): New slots expression and rtl. - (push_obstacks, push_obstacks_nochange, pop_obstacks): - Save and restore all 4 obstack vars individually. - - * c-decl.c (start_decl): Call push_obstacks_nochange here. - (push_parm_decl, grokfield): Also here. - (finish_decl): Not here. - Also clean up test for whether to replace DECL_INITIAL with error mark. - -Sun Nov 17 14:25:15 1991 Michael Tiemann (tiemann at cygnus.com) - - * cp-typeck.c (c_expand_return): Be more careful about throwing - away only cleanup generated by 'build_functional_cast'. - - * cp-init.c (build_new): Use TRUE_TYPE instead of TYPE more - consistently, in case TYPE is really an ARRAY_TYPE on its own. - - * cp-dbxout.c: Gone. Now G++ uses dbxout.c. - * cp-tree.h (OPERATOR_NAME_P): Changed to IDENTIFIER_OPNAME_P. - (OPERATOR_TYPENAME_P): Changed to IDENTIFIER_TYPENAME_P. - (OPERATOR_{NEW,DELETE}_FORMAT): Deleted. - * cp-lex.c (ansi_{opname,assopname}): New variables. All cp-* files - changed to use these where comparisons against *_FORMAT were made. - (init_lex): Initialize `ansi_{opname,assopname}' arrays. - Also, update {opname,assignop}_tab grok new ANSI equivalences. - (build_operator_fnname): Changed to build ANSI-style overloaded - names. - * cp-dem.c (optable): Add new ANSI equivalences. - (cplus_demangle): Fixed to recognize new ANSI demangling. Note that - old-style destructors, and possibly other codes were broken by the - (undocumented) 27 Oct changes. - - * cp-decl2.c (grokclassfn): Set DECL_CLASS_CONTEXT here. - * cp-class.c (finish_struct): Don't skip over FUNCTION_DECL that - already has a DECL_CLASS_CONTEXT. - - * cp-except.c (cplus_expand_end_try): Set BLOCK_HANDLER_BLOCK for - blocks that handle exceptions. - (EXCEPTION_NAME_PREFIX): Shorted to "__ex" (from "__exception"). - (EXCEPTION_NAME_LENGTH): Reduced to 4 from 12. - - * dbxout.c (flag_minimal_debug): Define new variable that is - non-zero when symtab output routines can output abbreviated. - (dbxout_type_fields): Move code that writes out debugging info about - fields of RECORD_TYPE and UNION_TYPE nodes from `dbxout_type' into - this function. - (dbxout_type_{method,method_1}): Move code from `dbxout_type' into - these new functions. - (dbxout_type): Now writes out info about basetypes. Also, no longer - need to record info about types having ctors, dtors, or both. GDB - now figures out what it needs to, when it needs to. - (dbxout_symbol): Implement special abbreviated form for C++ classes, - which place their names in both the struct and decl namespaces. - (dbxout_block): Write out special debugging stabs for exception - handler blocks. - - * tree.h (BLOCK_HANDLER_BLOCK): Define new flag to indicate that a - BLOCK is an exception handler block (a `catch' block for C++). - (TREE_VFIELD, DECL_IGNORED_P): New macros. - -Sat Nov 16 22:21:56 1991 Jeffrey A Law (law at super.super.org) - - * tm-m68k.h (CONST_COSTS): Integer values between -128 and 127 - inclusive are very cheap because of moveq. - -Sat Nov 16 00:40:04 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * Makefile.in (install-cross-tools): Avoid clobbering symlinks already - made. Double the $ before the @ in the indirection script. - - * t-decstatn: New file. - * configure: (mips-dec-ultrix*): Use t-decstatn. - - * collect-ld: Always run collect if collect is installed. - - * collect-osf.c, enquire.c, gnulib2.c: Use gstddef.h, not stddef.h. - - * gnulib2.c (__eprintf): Undef NULL. - - * c-typeck.c (build_array_ref): Ref is volatile if array is volatile. - -Fri Nov 15 19:53:41 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * c-typeck.c (build_binary_op_nodefault): Delete ERROR_CODE - argument because it is always the same as CODE. Add new argument - CONVERT_P, and call default_conversion on the operand trees if - true. Rename to build_binary_op. - (old build_binary_op): Deleted because it is now unnecessary. - * c-common.c, c-convert.c, c-decl.c, c-tree.h, c-typeck.c: All - callers and other references to build_binary_op* fixed. - * c-typeck.c (new build_binary_op): Add warning message for - comparisons of signed and unsigned variables that won't give the - expected result due to unexpected sign extension. - - * expr.c (convert_move): Add TFmode support and clean up code. - * optabs.c (init_fixtab): Add TFmode support. - (init_floattab): Likewise. - (expand_float): Likewise. - (expand_fix): Likewise. - (init_optabs): Likewise. - - From Per Bothner: - * collect2.c: Define vfork as fork for USG. Rewrite to not use - prototypes, so it doesn't need gcc for compilation. - (main): No longer uses static sized array for ld arguments, so - that long command lines will work. Vfork ld instead of running - via popen with nm. - (write_hooks): Use type names not variable names in sizeof calls. - -Fri Nov 15 15:01:41 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * fold-const.c (size_int): Properly preserve old obstack settings. - * c-decl.c (finish_decl, grokdeclarator, xref_tag): Likewise. - * stor-layout.c (layout_type): Likewise. - * varasm.c (output_constant_def): Likewise. - * tree.c (push_obstacks_nochange): New function. - - * stor-layout.c (layout_type): Make size of temp type saveable. - * tree.c (saveable_allocation): New function. - - * configure: Comment out certain alternatives not yet updated. - (sparc-unicom-*, m68k-tti1-*, m68-tti2-*): New alternatives. - (m88k-*-v88r32*): New alternative. - (i386-alternate-sysv): New alternative, not sure why. - (sparc-*-sysv*): Commented out--not really supported. - -Fri Nov 15 22:22:32 PDT 1991 Mike Stump (mrs at csun.edu) - - * configure: Recognize only canonical names. Added missing entries - for some configurations that obviously have not been tested in a - while. - - * config.subr: Massive overhaul. It claimed to canonicalize - the machine specification, but it never really did. Now it - does. In general, it is not necessary to specify the os for - popular machines that have a popular os, or given the os, it - can sometimes figure out the vendor. Added in all the old - ways of specifying machines from configure. Also added - support for all (before it was missing a few) of the tm-*.h - files. It now supports the concept of guessing the vendor for - a given CPU type. It now supports the concept of guessing the - os version given the vendor and/or the CPU type. Changed the - default os for vax to ultrix, changed the default os for i386 - to sco. - - * collect-ld: New file. It is useful when compiling C++ programs - on machines that use collect. This includes the decstation. - -Fri Nov 15 14:19:29 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * out-sparc.c: Singlemove_string no longer static. - (emit_move_sequence): Emit sethi/low_sum insn pair for values which - are not arith_double_operands, was missing not. - * sparc.md: DImode sethi pattern now uses singlemove_string to load - a constant into a reg. - * tm-sparc.h (LEGITIMATE_CONSTANT_P): Accept anything except a - floating point constant. - Declare singlemove_string so it can be used in sparc.md. - - * jump.c (jump_optimize): Correct typos in comments. - -Fri Nov 15 08:05:26 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * out-rs6000.c (scc_comparison_operator): Allow non-FP EQ. - - * combine.c (subst, case NEG): Correct shift count in code that - negates ZERO_EXTRACT to SIGN_EXTRACT. - -Thu Nov 14 23:03:46 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * genrecog.c (try_merge_1): Add big new comment. - -Thu Nov 14 19:28:57 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * m68k.md: Fix peephole that merges a stack adjust with a push to - use addqw instead of addql since we know we are incrementing an - address register (sp). - - * loop.c (scan_loop): Rework code that looks for loops starting at the - exit test; don't skip non-jump insns at start of loop and modernize - and clean up code. - - * gcc.texinfo (SECONDARY_RELOAD_CLASS): Update description to - show uses for both intermediate and scratch registers. - * reload.h (SECONDARY_{INPUT,OUTPUT}_RELOAD_CLASS): Default from - SECONDARY_RELOAD_CLASS, if defined. - (HAVE_SECONDARY_RELOADS): Defined if any of the secondary reload - macros are defined. - (reload_secondary_icode, reload_{in,out}_optab): New vars. - * reload.c: Include insn-codes.h. - (find_secondary_reload): New function. - (push_reload): Call find_secondary_reload to process input and - output reloads. Create both secondary and tertiary reloads, - as required. - * reload1.c: Include insn-codes.h. - (init_reload): Initialize reload_{in,out}_optab. - (emit_reload_insns): Handle cases where a secondary reload - is a scratch register and where tertiary reloads are required. - * Makefile.in (reload.o, reload1.o): Now include insn-codes.h. - - * tm-romp.h (SECONDARY_OUTPUT_RELOAD_CLASS): Define to use a BASE_REGS - for symbolic memory locations. - * romp.md (reload_outsi, reload_outhi, reload_outqi): New patterns. - - * expr.c (expand_expr): Pass BRANCH_COST to do_store_flag. - (do_store_flag): Canonicalizations done in emit_store_flag - need to be done here as well. - Test for ffs as well as abs when seeing if scc is expensive. - * expmed.c (emit_store_flag): Correct cases that are open-coded: - Add a few missing cases and correct handling of normalizep. - * combine.c (simplify_shift_const, case IOR): Convert sequence - open-coded by emit_store_flag into LE or (neg (le ..)), as - appropriate. - (simplify_shift_const, case MINUS): Similarly, for GT. - (simplify_comparison): sign_bit_comparison_p now true only if - also comparing against constant zero. - (simplify_comparison, case NOT): If sign bit comparison, just - reverse comparison. - (simplify_comparison, case MINUS): Move case where we subtract - one from the absolute value of something to PLUS, since we - subtract one using a PLUS operation. - (simplify_comparison, case MINUS): Handle GT case done by - emit_store_flag. - (simplify_comparison, cae IOR): Similarly, for IOR. - - * tm-rs6000.h (BRANCH_COST): Define as 2. - * rs6000.md (scc): Allow some more cases. - (new scc patterns): Add numerous patterns to reflect superoptimizer - results for scc insns on RS/6000. - -Thu Nov 14 16:42:19 1991 Michael Meissner (meissner at osf.org) - - * mips-tfile.c (all): Change small allocation requests to use - separate allocation and free functions, instead of using the word8 - union to hold each request. In order to support this easily, a free - field was added to each small structure that is released. - (main): If debugging, print a summary of the number of small - allocations, frees, and the number of pages used. - (add_procedure, copy_objects): Stuff the pointer to the end symbol - into the shash chain, and use it's value to generate the new value - for the computed end block. This is much safer than trying to - calculate this on the fly. - (main): Don't try to avoid using malloc by setvbuf'ing the streams - we use. - -Wed Nov 13 23:47:10 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - From tege@sics.se: - * sparc.md: In DF load peephole, use operands not xoperands, so - that output_asm_insn will use the right values. - - * tm-sun3.h, tm-sun2os4.h: Define PTRDIFF_TYPE, SIZE_TYPE, - WCHAR_TYPE same as tm-sparc.h. - - * c-decl.c (finish_function): Don't clear current_function_decl - for nested functions. - - * dbxout.c: Include insn-config.h and reload.h. - (dbxout_symbol): Pass DECL_RTL (decl) through eliminate_regs before - using. - (dbxout_parms): Pass DECL_RTL and DECL_INCOMING_RTL of parms through - eliminate_regs before using. - * sdbout.c: Include insn-config.h and reload.h. - (sdbout_symbol): Pass DECL_RTL (decl) through eliminate_regs before - using. - (sdbout_parms): Pass DECL_RTL and DECL_INCOMING_RTL of parms through - eliminate_regs before using. - * Makefile.in: Update dependency lists for dbxout.c and sdbout.c. - - * combine.c (try_combine): Don't pass sets with (USE (MEM ...)) - dests to reg_referenced_p. - -Wed Nov 13 21:38:03 1991 John Bunda (bunda at cs.utexas.edu) - - * reload1.c (gen_input_reload): If IN is a PLUS whose second arg - is the same as the reload register, swap the args of the PLUS. - -Wed Nov 13 14:43:09 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * tm-sparc.h (OPTIMIZATION_OPTIONS): Don't redefine options set in - toplev.c, only effect flag_omit_frame_pointer. - - * sparc.md: Delete obsolete sign_extract and zero_extract patterns. - We get better code without them. - (indirect_jump, tablejump): Extend indirect_jump pattern to accept - any address, not just a register. Add tablejump like pattern which - also accepts any address. - - * unroll.c (final_biv_value): Make sure the initial value of the biv - is invariant if it is used after the loop. - -Tue Nov 12 23:16:51 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Correct so - ASM_OUTPUT_REG_PUSH actually does a push instead of pop, and vica - versa. Also make ASM_OUTPUT_REG_POP turn on .set noreorder, and - increment the appropriate -mstats load delay counters. - -Tue Nov 12 22:53:45 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * expr.h (BRANCH_COST): Supply default value here. - * jump.c (BRANCH_COST): Don't default BRANCH_COST here. - - * global-alloc.c (global_alloc): Use proper entry in eliminables - when searching for the frame pointer. - -Tue Nov 12 22:23:36 1991 Jim Wilson (wilson at sphagnum.cygnus.com) - - * expr.c: (expand_expr, MIN_EXPR case): Check for const_true_rtx - not const1_rtx as return value from compare_from_rtx. - (do_jumps_by_part_greater): Handle const0_rtx and const_true_rtx - return values from compare_from_rtx. - (do_jumps_by_part_equality, do_jumps_by_part_equality_rtx): Likewise. - - * sched.c (sched_analyze_2): Correctly handle ASM_OPERAND and - ASM_INPUT rtx. Volatile and traditional asm statements are - assumed to use and clobber all hard registers and all memory. - (schedule_block): Delete code that incorrectly handles ASM_OPERAND - and ASM_INPUT rtx by exiting early. - -Tue Nov 12 15:38:56 1991 Tom Wood (wood at dg-rtp.dg.com) - - * sched.c: Introduce names for various priority values. Reduce - LAUNCH_PRIORITY to avioid wrap-around in launch_link. - -Tue Nov 12 14:21:52 1991 Per Bothner (bothner at cygnus.com) - - * cp-lex.c (init_lex): Exception-handling fixes. - * cp-tree.h: Add new OPERATOR_CHARS_P that is like - OPERATOR_NAME_P, except if takes a (char*), not a tree. - * cp-dbxout.c (dbxout_type_methods): Handle operators - specially when chopping prefix for minimal_debug. - - * config/tm-news.h: In PRINT_OPERAND, recognize new 68040 - operand types. Add definition of CPP_DEFINES for cross-compiling. - -Tue Nov 12 13:11:01 1991 Michael Meissner (meissner at osf.org) - - * protoize.c (__OSF1__ ifdef): Remove OSF/1 specific ifdefs, since - the problem they address has been fixed, and the ifdefs now cause - spurious warnings. - - * tm-mips.h (INT_TYPE_SIZE): Define. - (SHORT_TYPE_SIZE): Define. - (LONG_TYPE_SIZE): Define. - (LONG_LONG_TYPE_SIZE): Define. - (CHAR_TYPE_SIZE): Define. - (FLOAT_TYPE_SIZE): Define. - (DOUBLE_TYPE_SIZE): Define. - (LONG_DOUBLE_TYPE_SIZE): Define. - - * out-mips.c (block_move_load_store): New commn function to create - one load and store for the block move functions. The load is - emitted directly, and the store is returned, to be emitted later. - (block_move_sequence): Call block_move_load_store. For straight - line moves, have two outstanding loads before a store, for newer - machines that want two delay slots. - (block_move_loop): Call block_move_load_store. Move 4 words per - loop, for a loop that moves 16 bytes in 11 cycles if aligned, and 16 - bytes in 19 cycles if not aligned. - (block_move_memcpy): Change argument names for consistancy. - (expand_block_move): Always move address into a register, even for - one byte moves. Fix bugs in calling memcpy. If moving a large - constant amount of unaligned data, emit a runtime check to see if - the data is really aligned, and if so do an aligned move, otherwise - an unaligned move loop. - - * mips-tfile.c (toplevel): Make some changes, so that mips-tfile can - be debugged on OSF/1. - (efdr structure): Align identifiers in declaration. - (cur_proc_value): Delete variable. - (cur_oproc_begin): New global to record original proc .ent symbol. - (cur_oproc_end): New global to record original proc .end symbol. - (add_procedure): Set cur_oproc_begin, cur_oproc_end variables - instead of cur_proc_value. - (parse_begin, parse_end): Add check for cur_oproc_begin being set. - (parse_end): Use cur_oproc_end's value node for new value node. - (main): Add cast to free_multiple_pages call. - -Tue Nov 12 08:57:39 1991 Tom Wood (wood at dg-rtp.dg.com) - - * jump.c (jump_optimize): Merge the "if (...) x = 0;" case with - the "x = a; if (...) x = b;" case. - -Mon Nov 11 19:27:03 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cp-cvt.c (convert_pointer_to): Correctly get type of a TREE_VEC - object. (This patch is from someone at Cygnus.) + (choose_reload_regs): Support RELOAD_FOR_OPADDR_ADDR reloads. + (emit_reload_insns): Output RELOAD_FOR_OPADDR_ADDR reloads. - * combine.c (try_combine): Add missing parens. +Tue Jun 14 17:29:53 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Nov 11 19:26:24 1991 Ron Guilmette (rfg at ncd.com) + * cccp.c, toplev.c, tree.c, print-tree.c, fold-const.c: + Cast pointer operands to bzero, bcopy, and bcmp to (char *). + * function.c, stmt.c, expmed.c, varasm.c, emit-rtl.c: Likewise. + * dbxout.c, integrate.c, jump.c, real.h, calls.c, cse.c: Likewise. + * loop.c, unroll.c, flow.c, stupid.c, combine.c, regclass.c: Likewise. + * local-alloc.c, global.c, reload.c, reload1.c, sched.c: Likewise. + * genattrtab.c, bc-emit.c, gcc.c, collect2.c: Likewise. - * c-typeck.c (build_binary_op_nodefault, convert_for_assignment): - A (void *) object is compatible with a function pointer if it is - the constant zero. - (build_conditional_expr): Properly check for pointers to functions. + * c-decl.c (min_precision): New function. + (finish_enum): Rewrite code to determine precision required + for enumeral type. -Sun Nov 10 19:59:12 1991 Michael Meissner (meissner at osf.org) + * cse.c (simplify_unary_operation): Correctly and consistently + handle CONST_INT cases for FLOAT and UNSIGNED_FLOAT. - * cccp.c (make_undef): Fix by off by one error. - (MIN, MAX): Add #undef, in case some system include file defined - these macros. + * xm-alpha.h (sbrk): Don't declare here. -Sun Nov 10 10:34:17 1991 Michael Tiemann (tiemann at cygnus.com) + * alpha.h (CONST_COSTS, case CONST_INT): Fix typo. - * cp-decl2.c (grokfield): Set TREE_EXTERNAL on static const - decls that are either uninitialized in their initial declaration, - or initialized by something we cannot evaluate at initial - declaration time. + * tree.c (staticp, case FUNCTION_DECL): A nested function isn't static. - * cp-init.c (build_new): Make `operator new' with placement cast - its return type to the type of the object being allocated. + * i386/linux.h (STARTFILE_SPEC): Don't force -static for -g. - * cp-typeck.c (commonparms): If the last element of P1 is - VOID_LIST_NODE, use that. + * gcc.c (find_a_file): Try EXECUTABLE_SUFFIX first, then file + without the suffix. - * stor-layout.c (layout_record): Return PENDING_STATICS. - (layout_type): Don't commit static members to a particular mode - until REC has been laid out completely. + * jump.c (jump_optimize): Don't delete dead insn if it has a + REG_RETVAL note. -Sat Nov 9 23:16:51 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * fix-header.c (xstrdup): Renamed from strdup. + (check_protection): Call xstrdup, not strdup. - * cccp.c (fancy_abort): Don't declare as static. +Tue Jun 14 17:26:08 1994 David Edelsohn (edelsohn@npac.syr.edu) -Sat Nov 9 20:38:30 1991 Michael Tiemann (tiemann at cygnus.com) + * rs6000.h (TARGET_SWITCHES): Remove -mpowerpc64 and -mno-powerpc64. + * rs6000.c (rs6000_override_options): Remove MPC620 cpu variants. - * cp-decl.c (push_overloaded_decl): Don't cons new decl to - existing ERROR_MARK_NODE. If the old decl was erroneous, just - ignore it. + * rs6000.c (output_prolog): Fix error in loading size of large + stack frames. - * cp-call.c (ideal_candidate): Fix typo in error message. +Tue Jun 14 17:24:09 1994 Chip Salzenberg (chip@fin.uucp) -Sat Nov 9 14:13:46 1991 Jeffrey A Law (law at super.super.org) + * reload1.c (reload_as_needed): Clear spill_reg_store at start. + (emit_reload_insns): Omit erroneous predicate of reload + deletion -- reload_spill_index is not indexed by regno. - * tm-hp9k2bsd.h (MULSI3_LIBCALL): New define which avoids - the use of __mulsi3 for signed integer multiplication. - (UMULSI3_LIBCALL, DIVSI3_LIBCALL, UDIVSI3_LIBCALL): Likewise. - (MODSI3_LIBCALL, UMODSI3_LIBCALL): Likewise. +Tue Jun 14 15:59:55 1994 Ian Lance Taylor (ian@cygnus.com) -Fri Nov 8 12:05:39 1991 Per Bothner (bothner at cygnus.com) - - First cut at ANSI-style exception handling (using - syntax and semantics of Stroustrup 2nd ed). - THIS IS WORK IN PROGRESS! - * cp-tree.h: Declare flag_ansi_exceptions. - * gplus.gperf: Add 'throw' (for ANSI exception handling), - and update private/protected/public from (old) cp-lex.c. - * cp-hash.h: New file, generated from gplus.gperf. - * cp-lex.c: #include cp-hash.h, instead of requiring - manual cut-and-paste when keywords are changed. - * cp-lex.c: Commented out some extern declarations that - were conflicting with inlines in cp-input.c. - Hooks for ANSI-style exception handling. - * cp-parse.y: Parse ANSI-style exception stuff. - * cp-decl2.c: Define new flag flag_ansi_exceptions. - * cp-decl2.c (finish_table): Off-by-one error in - calculating index type. - * clus-decl2.c (finish_vtable_vardecl): Add missing - TREE_OPERAND to get dossier decl. - * cp-except (cplus_expand_start_except): Allow NULL name, - since there is no distinguished name for ANSI exceptions. - * cp-except (cplus_expand_raise): Too few - parameters to expand_expr; add them. - * cp-except.c: New functions for ANSI exceptions: - cplus_exception_name, ansi_exception_object_lookup, - cplus_expand_throw, ansi_expand_start_catch. - These are heavily hacked from similar old functions. - - Try to make -fdossier work better (but more work is needed). - (Especially, generate fewer unneeded descriptors.) - * cp-class.c (add_virtual_function, finish_struct): Do not - create a vtable just because of -fdossier. - * cp-gc.c: Each type points to an array of fields, - instead of an array of pointers to fields. Ditto for methods. - This saves one pointer per field or method by removing - unneded extra indirection. Also other tweaks to save space. - * cp-decl.c (init_decl_processing): Add length of - field and method arrays to descriptors, instead of - relying on NULL-termination (since we no longer have - the extra pointer array). - Make the parameter count and required count of - method descriptors be shorts. - * cp-method.c: Remove no-longer-needed functions - build_i_desc_overload and build_m_desc_overload. - - Other C++ fixes: - * cp-dbxout.c (dbxout_symbol): Class types were - emitting only a "t" spec which made gdb unhappy. - Kludged it so that it once more emits "Tt". - * cp-tree.c (lang_output_debug_info): Do emit debugging - info if this implementation file corresponds the the - type's interface, even if nothing is written. - -Fri Nov 8 08:18:55 1991 Tom Wood (wood at dg-rtp.dg.com) - - * tm-m88k*.h: Fix comments, minor cleanups. - -Thu Nov 7 16:21:05 1991 Torbjorn Granlund (tege at mole.gnu.ai.mit.edu) - - * longlong.h (__ibm032__): Fix operand order for add_ssaaaa and - sub_ddmmss. - -Thu Nov 7 12:47:14 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (MIPS_VERSION): Bump meissner version number to 3.3. - (PCC_BITFIELD_TYPE_MATTERS): Define this to be 1. - - * out-mips.c (block_move_loop): New function to generate a loop to - do a block move. - (block_move_call): Pass the source, destination, size as separate - arguments, rather than a pointer to an array of operands. - (expand_block_move): Change block_move_call calling sequence. - (expand_block_move): If moving big aligned items, generate a loop to - do it, rather than calling memcpy/bcopy. - (override_options): If -msoft-float, 'f' constraint picks GP - registers. - - * t-decrose (collect): Use ALL_CFLAGS instead of CFLAGS, since this - gets the shared library flags in x-decrose. - -Thu Nov 7 07:57:36 1991 Tom Wood (wood at dg-rtp.dg.com) - - * tm-m88k.h (MEMORY_MOVE_COST): Define. - (TARGET_88*): Fix. - -Wed Nov 6 19:07:42 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * a29k.md (negsf2, negdf2): Add missing CLOBBER in 29050 case. - - * jump.c (jump_optimize): When looking for a conditional jump - skipping an unconditional jump, be sure the conditional jump is - not an unconditional jump. - - * combine.c (try_combine): If we make an unconditional jump, - be sure it is followed by a BARRIER. - (subst, case SET): Convert (set (pc) (return)) to (return). - -Wed Nov 6 13:41:55 1991 Tom Wood (wood at dg-rtp.dg.com) - - * tm-m88kv3.h, xm-m88kv3.h: Renamed from *m88ksysv3*. - -Wed Nov 6 09:27:16 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (MIPS_VERSION): Bump meissner version number to 3.2. - (TARGET_SWITCHES): Add -msoft-float and -mhard-float. - (GP_RETURN): Use GP_REG_FIRST as base of GP registers. - (FP_RETURN): Use FP_REG_FIRST as base of FP registers. If - -msoft-float, make $2 be the return register. - (GP_ARG_FIRST, GP_ARG_LAST): Use GP_REG_FIRST as 1st GP reg. - (FP_ARG_FIRST, FP_ARG_LAST): Use FP_REG_FIRST as 1st FP reg. - - * mips.md (ffssi2, ffssi2_internal): Fix ffs builtin so that it - doesn't clobber the input argument by turning it into a - define_expand, and using a parallel operation including the - necessary clobber's. - (abssi2, ffssi2, ffssi2_internal): Use the 'd' constraint which only - matches the integer registers, rather than 'r' which can match - floating point registers as well. - - * tm-mips-news.h (CPP_SPEC): Add -Dnews7300, -Dsony_news, -Dmips, - and -Dhost_mips. - -Wed Nov 6 08:46:54 1991 Mark Eichin (eichin at cygnus.com) - - * cp-class.c (add_method): when adding a new constructor or - destructor, actually chain onto method_vec[0] rather than replacing - the list with the current entry. - -Wed Nov 6 07:04:55 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * expr.c (store_field): Handle case where we are storing into a BLKmode - field of an object that is in a register. - (expand_expr, case COMPONENT_REF): Handle case where we are extracting - a BLKmode field from an object in a register. - -Tue Nov 5 22:16:39 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (target_flags): Delete second declaration. - (MASK_G0, MASK_G1, MASK_G2): Delete, since -G xx now works to set - the size of the small data/bss area cutoff. - (MASK_G012_USED, MASK_G012_NUSED): ditto. - (TARGET_GVALUE): ditto. - (TARGET_G012_USED): ditto. - (TARGET_SWITCHES): Delete -mGx, -mno-Gx switches. - (TARGET_DEFAULT): Set to 0 instead of MASK_G012_NUSED. - - * tm-decrose.h (TARGET_DEFAULT): Eliminate MASK_G012_NUSED. - - * out-mips.c (override_options): Remove support for -mGx and -mno-Gx - switches to set the cutoff size for small data/bss. - - * mips.md (abssi2): Add new pattern. - (ffssi2): Add new pattern. - -Tue Nov 5 18:36:29 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * gcc.texinfo (MEMORY_MOVE_COST): Document new macro. - * regclass.c (MEMORY_MOVE_COST): Default it to 2. - (regclass, reg_class_record): Use MEMORY_MOVE_COST, not constant 2. - (regclass): Look at result of single_set instead of checking again if - pattern is a SET. - * tm-rs6000.h (MEMORY_MOVE_COST): Add definition. - -Tue Nov 5 17:01:05 1991 Ken Raeburn (raeburn at cygnus.com) - - * cp-pt.c (tsubst): For char_type_node, just build variant and - return it. - (tsubst, case FUNCTION_DECL): Walk methods more efficiently. - - * cp-pt.c (overload_template_name): Push a binding level, to - separate template name binding from method parameters. Check - identifier value slots for TYPE_DECLs, not RECORD_TYPEs. Don't need - to do extra push of TYPE_DECL for template name. - (undo_template_name_overload): Pop it. Don't need to explicitly - clear template name binding. - - * cp-ptree.c (print_lang_decl): For FIELD_DECL, don't try to - print fields that go off the end of the lang_decl_flags structure. - - * cp-pt.c (pop_template_decls): Don't explicitly clear out value - slots of identifier; let poplevel/poplevel_class do it. - - * cp-pt.c: Use build_lang_decl insteaed of build_decl for - all TEMPLATE_DECL and TYPE_DECL nodes. - - * cp-tree.h (make_anon_name): Declare it. - - * cp-pt.c (unify): Deleted unreachable code. - - * cp-decl.c (push_overloaded_decl): Fixed typo from merge. - (start_decl): Ditto. - (grokdeclarator, case CALL_EXPR): Remove debug_tree call - accidentally left in. Handle constructor templates specially, like - destructor templates. Removed some commented-out code. - (grokdeclarator, case SCOPE_REF): If the type is uninstantiated, - treat it like any other aggregate type code. - - * cp-lex.c (identifier_typedecl_value): If no binding slot from - the identifier is the right type decl, use the type name if it is - non-null, even if the name doesn't match. - (build_lang_decl): If new decl node is TREE_PERMANENT, make sure the - lang-specific info gets allocated that way too; don't assume that - the current obstack is permanent. - (copy_decl_lang_specific): If decl is TREE_PERMANENT, assert that - the current obstack is permanent. - - * cp-parse.y (template_def): Delete derivations that were - purportedly for constructors; they didn't work. - (notype_declarator): Deal with them here. - (template_instantiate_once): Copy decl node with permanent obstacks, - thereby clearing the chain pointer, before pushing it into top - level. - (structsp): Don't need to undo template name overload here. - (scoped_typename): Want TYPENAME with template type, not PTYPENAME. - -Tue Nov 5 13:46:06 1991 Tom Wood (wood at dg-rtp.dg.com) - - * sdbout.c (sdbout_init, sdbout_symbol): Don't reverse the - permanent types. - - * cccp.c (make_definition): Eliminate previous change associated - with pretty-printing strings passed to do_define. - (pass_thru_directive): Move pretty-printing here. - -Tue Nov 5 11:21:34 1991 Michael Meissner (meissner at osf.org) - - * tm-mips-news.h (ASM_SPEC, LINK_SPEC): Correctly pass -EB instead - of -EL, since the Sony News system is big endian not little endian. - -Tue Nov 5 09:54:08 1991 Tom Wood (wood at dg-rtp.dg.com) - - * tm-m88kv4.h, t-m88kv4, x-m88kv4: Renamed from *m88ksysv4*. - -Tue Nov 5 06:36:07 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (simplify_relational_operation, unsigned comparisons): Don't - simplify unless mode of operand is a MODE_INT mode. - - * Makefile.in (*CFLAGS): More clearly document the purposes of each - of the flags. Add X_CFLAGS and T_CFLAGS for x-* and t-* to override. - * x-decrose, x-hp9k320g, x-i386isc, x-m88ksysv4, x-mips, x-tower: - Override X_CFLAGS instead of CFLAGS or INTERNAL_CFLAGS. - * x-vax: Likewise. - * x-sco: Don't include XCFLAGS in definition of CFLAGS. - - * gstddef.h: Renamed from stddef.h. - * Makefile.in (USER_H, install-common-headers): Install gstddef.h as - stddef.h. - -Mon Nov 4 17:54:04 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * integrate.c (save_constants): If we are referencing a constant in - the constant pool in a different mode than its normal mode, make - a SUBREG so that we can record both modes. - (copy_for_inline, restore_constants): Handle these SUBREG's. - (copy_for_inline): Must copy a MEM if it's address contains an - ADDRESS (i.e., the address of a constant pool entry). - - * expr.c (expand_expr, case PLUS_EXPR): If adding constant, FP, and - something else, add FP to the constant and then add the other operand. - - * global-alloc.c (find_reg): If all_regs_p, use ALL_REGS, not - GENERAL_REGS. - * local-alloc.c (block_alloc): Likewise. - - * genoutput.c (gen_expand): Record all the same information as - for a DEFINE_INSN. - - * cse.c (simplify_binary_operation, case PLUS): Simplify expressions - like (a +/- b) - (a +/- c). - (simplify_binary_operation, case MULT): For X * (-1), try to simplify - the NEG before we make it. - -Mon Nov 4 16:29:01 1991 Mark Eichin (eichin at cygnus.com) - - * cp-pt.c (overload_template_name): use build_lang_decl so that - lang_specific gets initialized properly. - - * cp-parse.y (LC): use make_lang_type to produce complete node, - not just make_node. - - * cp-ptree.c (print_lang_type): return if TYPE_LANG_SPECIFIC is - null, since everything printed here is in lang_specific. - -Mon Nov 4 16:17:48 1991 James Van Artsdalen (james at raid.dell.com) - - * x-i386v4: New file. - * configure (i386-sysv4): Use it. - -Mon Nov 4 12:36:09 1991 Michael Meissner (meissner at osf.org) - - * gcc.texinfo (BRANCH_COST): Move so BRANCH_COST formats correctly. - -Mon Nov 4 08:03:44 1991 Tom Wood (wood at dg-rtp.dg.com) - - * x-m88kdgux, x-m88ksysv4: Don't set XCFLAGS. - - * jump.c (jump_optimize): Change "if (...) x = 0;" to use a - store-flag insn if jumps are expensive (BRANCH_COST). - - * tm-m88k.h (BRANCH_COST): Branches are cheap on the m88100. - (OVERRIDE_OPTIONS): Make m88100 the default. - (STORE_FLAG_VALUE): Use -1. - (.ctors and .dtors sections): Change section flags. - * m88k.md (sxx, negate sxx): Use ext and extu. Eliminate extendsxx. - -Mon Nov 4 07:19:36 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * romp.md (movdf, movdi): When splitting, ensure we put in a CLOBBER - for a scratch register, when needed. - - * tm-a29k.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE): Define to be - compatible with those chosen by EPI. - - * tm-rs6000.h (REG_ALLOC_ORDER): Put CR registers before integer regs. - - * cse.c (simplify_relational_operation): Fix error in last change. - -Sun Nov 3 12:22:41 1991 Torbjorn Granlund (tege at sics.se) - - * longlong.h (m68020 count_leading_zeros): Fix typo in previous + * fixincludes: Wrap assert.h in extern "C" { } to avoid problem on + HP/UX, which uses NO_IMPLICIT_EXTERN_C. Also fix 12 May 94 change. -Sun Nov 3 09:25:39 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (simplify_relational_operation, cases GEU, LTU, GTU, LEU): - Simplify comparisons that have known values such as (unsigned) x < 0. - - * final.c (final_scan_insn): If we've just made a branch unconditional, - convert (set (pc) (return)) to (return). - Use const_true_rtx instead of calling gen_rtx to make it again. - - * x-romp (CC): Pass -Hnocpp to hc so it will use builtin preprocessor. - (INTERNAL_CFLAGS): Don't define BSTRING here. - * xm-romp.h (alloca): Add definition to allow use of hc's builtin. - (BSTRING): Define here. - - * reload1.c (spill_hard_reg): Correct typo in previous change; had - test backwards. - - * function.c (instantiate_virtual_regs_1, case PLUS): If can't - replace operand with register, try to replace all copies of operand - with the register in case of MATCH_DUP. - - * recog.c (validate_replace_rtx_1): Use rtx_equal_p to see if - things are equal. - - * genconfig.c (max_recog_operands, max_dup_operands): Remove `_flag' - in name since these aren't flags. - (max_clobbers_per_insn): Likewise. - (main): Default to at least 10 operands (for asm) and 1 dup operand. - -Sun Nov 3 07:26:57 1991 Ron Guilmette (rfg at ncd.com) - - * Makefile.in (gnulib1.null): Use $(GCC_FLAGS) instead - of $(CCLIBFLAGS). - (gnulib1): Don't copy gnulib1.c into a temporary .c file before - compiling. That messes up the source file names in the debug info, - which makes it harder to debug gnulib1 problems. - - * Makefile.in (install-*): Force removal of previously installed files - before installing new ones (in case they got set to read-only somehow). - - * Makefile.in (uninstall): Remove protoize.1 and unprotoize.1 man - page files. - -Sat Nov 2 22:42:06 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * out-a29k.c (output_epilog): Remove write_symbols from parameter list - of call to final_scan_insn. - * out-m88k.c (preserve_registers): Likewise. - * out-mips.c (function_epilogue): Likewise. - * out-sparc.c (output_function_epilogue, output_tail_call): Likewise. - -Sat Nov 2 22:02:45 1991 Ken Raeburn (raeburn at cygnus.com) - - * cp-search.c (push_class_decls): Added missing argument to - overload_template_name. - - * cp-ptree.c (print_lang_decl): Don't print lang-specific fields - for FIELD_DECL, since it has only the shorter flags structure. - - * cp-class.c (finish_struct_method): Fixed comment typo. - - * cp-decl.c: Add some code for debugging binding level - manipulations, conditionalized on DEBUG_CP_BINDING_LEVELS. - (debug_bindings_indentation): New var, used to maintain indentation - to indicate which changes are on the behalf of other routines. - (push_binding_level): Print debugging messages to track binding - level changes and call/nesting sequences. - (pushlevel, poplevel): Ditto. - (pushlevel_class): Ditto. - (pop_binding_level): Ditto. Also scribble over freed binding level, - and don't store it for re-use. - (poplevel_class): Ditto. - * cp-decl.h (debug_bindings_indentation): Declare it. - * cp-pt.c (push_template_decls, pop_template_decls): Added - debugging fprintf calls here too. - -Sat Nov 2 17:00:22 1991 Ron Guilmette (rfg at ncd.com) - - * cp-except.c (finish_exception_decl): Change `enum debugger' to - `enum debug_info_type'. - * final.c (final_start_function, final, final_end_function, - output_source_line): Delete the `write_symbols' parameter. - Instead use the global `write_symbols' declared in flags.h. - * sched.c (unlink_notes, schedule_block, schedule_insns): Compare - `write_symbols' with NO_DEBUG rather than with zero. - * toplev.c (rest_of_decl_compilation, rest_of_compilation): Don't - pass `write_symbols' to assemble_variable, final_start_function, - final, final_end_function. - * varasm.c (assemble_variable): Delete the `write_symbols' parameter. - Instead use the global`write_symbols' declared in flags.h - -Sat Nov 2 09:48:47 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * caller-save.c: Don't include reload.h; not used. - * Makefile.in (caller-save.o): Likewise. - - * final.c (final_start_function, final_end_function, final): Change - enum debugger to enum debug info to finish previous change. - (final_scan_insn, output_source_line): Likewise. - * varasm.c (assemble_variable): Likewise. - - * rtlanal.c (modified_between_p, find_last_value): New functions; not - yet used. - * rtl.h (find_last_value): Declare. - - * cse.c (simplify_binary_operation): Remove comparison cases from - here; now in simplify_relational_operation. - -Fri Nov 1 19:04:50 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rtl.h (REG_DEAD): More precisely describe when a REG_DEAD note - should be present. - * rtlanal.c (dead_or_set_regno_p): New function. - (dead_or_set_p): A value is dead or set only if each register in it - is dead or set. - * combine.c (reg_bitfield_target): New function. - (distribute_notes, case REG_DEAD): Place REG_DEAD note only if both - dead_or_set_p and reg_bitfield_target are false. - * flow.c (cc0_live): New variable; replaces following_insn_dead. - (propagate_block): Initialize cc0_live instead of following_insn_dead. - Track CC0's life just like other regs instead of using special - mechanism involving following_insn_dead. - Clear last_mem_set even when not final pass. - Don't call mark_used_regs on dead insns. - (insn_dead_p): Use cc0_live to see if a set of CC0 is dead. - Correctly test if set of multi-word value is needed; set if dead only - if none of the words are needed. - (libcall_dead_p): Allow CALL to be in any part of PARALLEL. - Use insn_dead_p to see if SET of return register is dead; old code - incorrectly tested multi-word registers. - (mark_set_1): Track whether all or only some words of a value are - needed; write partial REG_UNUSED note if only some words won't be - needed. - (mark_used_regs): Likewise for REG_DEAD notes. - Set cc0_live for a reference to CC0. - Don't write REG_DEAD note if register is already dead or set in INSN. - No longer check for unused SET_DEST since it won't be called for dead - insns; if a single SET's result was unneeded but the insn can't be - deleted, the source of the SET is live. - Clear last_mem_set even if not final pass. - - * reload1.c (gen_input_reload): Handle REG+MEM the same as REG+INT. - - * gcc.c (xmalloc, xrealloc): Use unsigned instead of size_t for `size'. - - * cccp.c (bcopy, bzero, bcmp): No longer static. Only declare at - front of file if we are going to define them later. - -Fri Nov 1 18:57:25 1991 Ron Guilmette (rfg at ncd.com) - - * cccp.c (timebuf): Declaration moved out of `special_symbol' and - made global (and "static") to get values of __DATE__ and __TIME__ - to remain constant throughout compilation. - (debug_output): New variable. - (main): Accept -g3 option and set debug_output when seen. - (main): Moved initializations of `outbuf' and `fp' to before call - to `initialize_builtins'. - Pass fp and &output to initialize_builtins so that it can write out - artificial #define lines for builtin symbols. - Call `output_line_directive' before doing each make_define or - make_undef so that when `debug_output' is in effect, we'll - get #line 0 directives before each artificial #define or #undef. - (special_symbol): Initialization of `timebuf' deleted from here. - (initialize_builtins): Initialize timebuf here. - (pass_thru_directive): New function. - (do_define, do_undef): Use `pass_thru_directive' for "precompilation" - of header files. - Call `pass_thru_directive' when -g3 option used. - (initialize_builtins): Generate artificial #define directives (in the - output) to represent the values of all builtin symbols whose defs - can't change during compilation. - (make_undef): Added output buffer param so that make_undef could let - do_undef do output to stdout. - Call do_undef with a real output buffer. - (make_definition): Likewise. - Many minor changes to get strings passed to do_define to always look - like correctly formed #define directives. - - * c-decl.c (store_parm_decls): Remove non-params from the list before - checking to see if the type of any element of the list is complete. - (pushlevel): Fixed bug which caused scope of tagged types to be - incorrectly assigned to the outermost {} block of functions rather - than to the outermost binding contours of functions. - (pushtag): Revised to clarify code used to find applicable - binding level for a tagname. - Set TYPE_CONTEXT of new tagged type so that dwarfout.c can tell - file-scope tagged types from non-file-scope tagged types. - Create a NULL-named TYPE_DECL node for each new tagged type - (even incomplete ones). - (finish_struct, finish_enum): Don't create NULL-named - TYPE_DECL nodes for complete tagged types. (This is now done in - `pushtag' for *all* new tagged type declarations and definitions.) - - * toplev.c (compile_file): Adjust conditions under which - `dwarfout_file_scope_decl' is called during final traversal of - the chain of file-scope decls so that it is called also for - file-scope TYPE_DECLs. - (rest_of_decl_compilation): Deleted call to `dwarfout_file_scope_decl' - for file-scope TYPE_DECLs; call `dwarfout_file_scope_decl' instead of - `dwarfout_file_scope_symbol'. - - * dbxout.c, sdbout.c, flags.h, toplev.c: Change DEBUG_LEVEL_* to - DINFO_LEVEL_* to prevent possible confusion about meaning. - - * flags.h, toplev.c: (enum debug_info_type): Renamed type from - `debugger' and cleaned up definition of type (including deletion - of useless EXTENDED_DBX_DEBUG code). - (use_gdb_dbx_extensions): Make declarations conditional on - DBX_DEBUGGING_INFO being defined. - - * out-i860.c (output_fp_move_double, find_addr_reg): Add return stmts - to avoid warnings when compiling with -Wreturn-type. - (output_delayed_branch): Fix test for CONST_INT values which must be - loaded in two instructions (as two halves). - (function_epilogue): Remove ASM_OUTPUT_EPILOGUE_SUFFIX. (Superceeded - by ASM_DECLARE_FUNCTION_SIZE in varasm.c.) - - * xm-i386.h (i386): Define in case the native host compiler doesn't. - - * tm-svr4.h (SVR4): Define this rather than SVR4_target. - (ASM_FINAL_SPEC): Support the -pipe option. - (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_OBJECT_NAME): Allow easy - redefinition of the syntax for second operand of .type. - (ASM_DECLARE_FUNCTION_SIZE): Fix line continuations. - -Fri Nov 1 14:14:14 1991 Michael Meissner (meissner at osf.org) - - * out-mips.c (mips_asm_file_end): Generate correct code if the user - uses asm("name"). Patch from bothner@cygnus.com. - - * mips-tfile.c (init_file initialization): Fix #ifdef - BYTES_BIG_ENDIAN to be #if BYTES_BIG_ENDIAN, to allow the DECstation - to work again. - (toplevel): Remove declarations of internal library functions, - _flsbuf, _filbuf. - -Thu Oct 31 14:59:11 1991 Torbjorn Granlund (tege at mole.gnu.ai.mit.edu) - - * longlong.h (m68020 count_leading_zeros): Use %b for offset and - width syntax for bfffo instruction. - -Thu Oct 31 05:45:54 1991 Ken Raeburn (raeburn@cygnus.com) - - * cp-decl.c (PUSH_BINDING_LEVEL, POP_BINDING_LEVEL): Replaced - uses of macros with their expansions, and deleted the macros. - -Wed Oct 30 12:45:33 1991 Ron Guilmette (rfg at ncd.com) - - * dwarfout.c, dwarf.h, README.DWARF: Replacement files that bring - the Dwarf implementation up to that defined by draft 5 of the - UI/PLSIG Dwarf specification. - -Wed Oct 30 10:50:07 1991 Michael Meissner (meissner at osf.org) - - * objc-parse.y (yylex): Cast short types to int before shifting, to - avoid bogus warnings from the MIPS C compiler. - - * cccp.c (fancy_abort): Make this global again, so that - -Dabort=fancy_abort will not cause a link error, because obstack.c - contains a reference to abort. - -Wed Oct 30 07:38:08 1991 Tom Wood (wood at dg-rtp.dg.com) - - * SYSCALLS.c (abort): Undefine first. - - * xm-m88k.h (HOST_WORDS_BIG_ENDIAN): Define it. - * out-m88k.c (output_and): Choose "clr" last. - -Tue Oct 29 22:49:47 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (num_refs): New global array. - (mips_count_memory_refs): New function decl. - - * out-mips.h (num_refs): New global array to count number of 1, 2, - or 3 instruction data references with -mstats. - (mips_count_memory_refs): New function decl to determine whether a - data memory reference uses 1, 2, or 3 instructions. - (mips_move_1word, mips_move_2words): Call mips_count_memory_refs - as appropriate. - (function_epilogue): Print number of 1, 2, and 3 instruction - memory references if -mstats. - - * mips.md (movsi_ulw, movsi_usw): Call mips_count_memory_refs if - needed. - -Tue Oct 29 05:14:27 1991 Ken Raeburn (raeburn at cygnus.com) - - * cp-parse.y (template_def): Don't pass bogus declspecs to - start_decl. - - * cp-pt.c (tsubst, case FUNCTION_DECL): Build new argument list - from method template, instead of retaining the old one. - -Tue Oct 29 00:44:51 1991 Ken Raeburn (raeburn at cygnus.com) - - * cp-class.c (finish_struct): Skip type fields if they are - template names bound to their expansions. - - * cp-decl.c (binding_levels_sane): Define only if PARANOID; use a - macro returning 1 otherwise. Check class_binding_level stack for - consistency also. - (pushdecl): Verify that bindings pushed at global scope are in - permanent obstack storage. - (start_decl): While processing_template_decl, don't also need to - verify that the decl uses the template parameters. For method - templates, construct proper method type for result. TREE_EXTERNAL - flag for methods should be cleared if DECL_EXTERNAL is clear. - (grokdeclarator, case CALL_EXPR): Intercept destructor templates, - which have a different internal form, and convert them to a form - that can be recognized. - - * cp-decl2.c (grokclassfn): Include length of class name when - creating assembler name for destructor; otherwise ambiguities - result. - - * cp-lex.c (identifier_typedecl_value): New fn; scans bindings of - identifier for a given type decl; falls back to name of type. - * cp-tree.h (IDENTIFIER_TYPEDECL_VALUE): Call it. - - * cp-method.c (fndecl_as_string): Print constructor_name of type - for constructor and destructor, not type name. - - * cp-parse.y (template_def): Don't output warning about missing - type and storage class, since this gets printed for destructor - templates. - (notype_declarator): Accept '~' PTYPENAME. - (scoped_typename): Want a PTYPENAME, not TYPENAME. Build a - SCOPE_REF node instead of calling resolve_scope_to_name. - - * cp-pt.c (instantiate_member_templates): New fn. Instantiates - members associated with template for a given template class. - * cp-method.c (template_instantiate_once): Call it. - - * cp-pt.c (end_template_decl): Catch destructor templates that - are being passed through without being converted to TEMPLATE_DECL - nodes; convert them now. Copy argument list for function template - into permanent storage. - (lookup_template_class): Supply IDENTIFIER_TEMPLATE data for new - anonymous type name. - (tsubst, case FUNCTION_DECL): Improve method lookup code. - (tsubst): Use hash table and build_cplus_* functions for building - new nodes when possible, so equality tests are easier. Extend - FUNCTION_TYPE case to handle METHOD_TYPE as well. - (instantiate_template): Don't do anything for error_mark_node. - (do_pending_expansions): Keep expansions not used in queue to check - again later. - - * cp-tree.def: Fix up some comments relating to PT-related types. - - * tree.c (init_tree_codes): Now void, in agreement with decl - elsewhere. - -Mon Oct 28 22:07:44 1991 Jeffrey A Law (law at b117.super.org) - - * output.h (current_function_uses_pic_offset_table): Declare here - so that out-*.c can see it. - - * tm-m68k.h (FINALIZE_PIC): New macro. - (PIC_OFFSET_TABLE_REGNUM): New macro. Defines which address - register is used to hold the offset table for PIC. - (CONDITIONAL_REGISTER_USAGE): Make PIC_OFFSET_TABLE_REGNUM be - fixed when generating position independent code. - - * out-m68k.c (finalize_pic): New function. - (output_function_prologue): If generating position independent - code output assembler text to load the pic_offset_table register. - -Mon Oct 28 10:02:36 1991 Michael Meissner (meissner at osf.org) - - * toplev.c (main): If -G is used, set g_switch_set to true, and set - g_switch_value to be the integer value of it's argument, for use in - the MIPS port to determine whether a static or global item goes into - the normal data area, or into the small data area. - - * out-mips.c (g_switch_set, g_switch_value): Delete these global - variables, since toplev.c now defines them. - - * tm-mips.h (EXTRA_INT_OPTIONS): Delete macro which is no longer - used in internal OSF patches to provide -G xx support. - (ASM_SPEC, CC1_SPEC, LINK_SPEC): Remove -G32, since the new -G - patches take care of it now. - - * tm-decrose.h (ASM_SPEC, LINK_SPEC): Remove -G32. - - * tm-decstatn.h (ASM_SPEC, LINK_SPEC): Remove -G32. - - * tm-iris.h (ASM_SPEC, LINK_SPEC): Remove -G32. - - * tm-mips-bsd.h (LINK_SPEC): Remove -G32. - - * tm-mips-news.h (ASM_SPEC, LINK_SPEC): Remove -G32. - - * tm-mips-sysv.h (LINK_SPEC): Remove -G32. - -Mon Oct 28 07:11:28 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (try_combine): Don't delete unused SETs if they have - side-effects. - - * Makefile.in, t-i386sco: Had both LIMIT_H and LIMITS_H; latter - is correct. - - * combine.c (subst): New argument `unique_copy'; if non-zero ensure - each copy of `from' replaced gets a unique copy of `to'. - Pass arg to recursive callers. - (try_combine): Pass new arg to subst. - - * Makefile.in (LANGUAGES): Use `objective-c' instead of `class-c' - to avoid confusion. - - * gcc.c (xmalloc, xrealloc): Really make non-static. - -Mon Oct 28 00:21:56 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (CC1_SPEC): Convert -gline into -g1. - -Sun Oct 27 17:15:48 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload1.c (spill_hard_reg): Rework code that relies on the fact that - reg_class_superclasses[i][0] == i, since it isn't true! - -Sun Oct 27 06:15:24 1991 Ron Guilmette (rfg at ncd.com) - - * configure: Always remove any files before we write them in case - the old copy was read-only. - - * Makefile.in (manext): Now just extension without the period. - (mandir): Default to include manext. - (install-man): Adjust to new definition of manext. - (uninstall): Remove protoize.1 and unprotoize.1 from mandir. - - * genemit.c (gen_exp): Write integer using %u instead of %d to - avoid warnings from some compilers when most negative int is written. - - * cccp.c: Make variables not used outside this file static. - (main, line_to_error, xmalloc, xrealloc, xcalloc): Add missing return - statements (in unreachable paths). - (xmalloc, xrealloc, xcalloc, savestring): Make SIZE arg unsigned. - -Sun Oct 27 06:14:45 1991 Jeffrey A Law (law at b115.super.org) - - * tm-m68k.h (SELECT_RTX_SECTION): New macro. Used to force - symbolic objects in the constant pool into the read-write data - section when generating position independent code. - - * recog.c (general_operand, immediate_operand, nonmemory_operand): - Use LEGITIMATE_PIC_OPERAND_P to reject constants which are not - valid when generating position independent code. - - * reload.c (find_reloads): Do not win in 's', 'i', or 'g' cases - if the constant does not satisfy LEGITIMATE_PIC_OPERAND_P. - - * tm-m68k.h (LEGITIMATE_PIC_OPERAND_P): New macro. +Tue Jun 14 15:12:50 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * out-m68k.c (symbolic_operand): New function. Copied from - tm-sparc.h. - - * gcc.texinfo: Document LEGITIMATE_PIC_OPERAND_P. - -Sat Oct 26 07:51:40 1991 Michael Meissner (meissner at osf.org) - - * mips.md (movsi_usw): Remove invalid '&' constraint on a memory - address. - -Sat Oct 26 07:16:15 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * flow.c (find_basic_blocks): Build label_value_list as list of - CODE_LABELs, not LABEL_REFs. - - * fold-const.c (optimize_bit_field_compare): Call fold on result - of build1 call that converts integer to proper mode. - - * rtl.h (unsigned_condition, signed_condition): Add definition; - functions were previously added to jump.c. - * combine.c (simplify_comparison): Use unsigned_condition to simplify - last change. - -Sat Oct 26 06:48:59 1991 Jeffrey A Law (law at b115.super.org) - - * tm-sun2.h, tm-sun3.h (ASM_SPEC): Pass "-k" to the assembler if - -fpic or -fPIC. - -Fri Oct 25 20:43:54 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (CC1_SPEC): Remove special rules for -g0, -g1, etc., now - that GCC supports these directly. - - * configure (dec-mips-osf): DECstation running OSF/rose uses - t-decrose, not t-mips. - - * x-decrose (COFF_CC, COFF_CFLAGS, WARNINGS): Delete. - (libdir, bindir, mandir): Put GCC 2 in the /usr/ccs/gcc tree. - - * x-mips (comment): Delete a comment about cross compilers that is - no longer true. - - * t-decrose (coff-obstack.o): Delete rule that is no longer used. - -Fri Oct 25 18:46:51 1991 Mark Eichin (eichin at cygnus.com) - - * cp-dem.c (cp-demangle): added support for templates, static - data, and the new (correct) mangling for destructors. - -Fri Oct 25 16:18:18 1991 Mark Eichin (eichin at tweedledumber.cygnus.com) - - * cp-decl2.c: (grokclassfn): destructor names *should* contain - the length; otherwise, we can't tell the difference between a - destructor for a class whose name begins with 't' and a destructor - for an instance of a template class. - -Fri Oct 25 02:15:12 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * SYSCALLS.c, protoize.c: Changes from rfg. - waiting for real changelog entries from rfg. - - * gcc.c (xmalloc, xrealloc): No longer static. - -Thu Oct 24 19:21:04 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * fold-const.c (optimize_bit_field_compare): - Use build1 rather than convert, to avoid warnings. - - * final.c (output_source_line): Fix if-scope for DBX fmt. - -Thu Oct 24 13:29:34 1991 Tom Wood (wood at dg-rtp.dg.com) - - * gcc.c gen*.c: Don't make fancy_abort static. - -Thu Oct 24 12:07:23 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * combine.c (simplify_comparison): When narrowing a comparison - and removing ANDs, make it unsigned. - -Thu Oct 24 08:02:04 1991 Ken Raeburn (raeburn at cygnus.com) - - * cp-decl.c (binding_levels_sane): New function, tests that stack - of binding levels is consistent. Argument provides extra - identification for call site, in case compiler optimizes too well. - If PARANOID is not set, does nothing. - (push_binding_level, pop_binding_level): Now functions, for easier - debugging. Inlined under GNU C if not PARANOID. - (PUSH_BINDING_LEVEL, POP_BINDING_LEVEL): Invoke functions. - (push_to_top_level): Use type-shadowed slots to unwind - IDENTIFIER_TYPE_VALUE back to top level. - (start_decl): When processing a template decl, shouldn't need to - check uses_template_parms. For methods, modify arg list to include - `this'. Don't set context of template. Use perm_tree_cons when - building members list for class template. - (grokdeclarator): Check "friend" flag before calling - globalize_nested_type. Build a method type for a function that has - a context. - - * cp-pt.c (end_template_decl): If template has non-null context, - chain it off of the containing class, rather than using pushdecl. - (instantiate_class_template): Instantiate all the member templates - hanging off the class template. Also, simplify some code in the - case where setup_parse is 0. - (tsubst): Check for several common values that won't be modified by - substitutions. - (tsubst, case FUNCTION_DECL): Don't return type passed if it has a - non-null context that might need fixing. Process that context while - building up the new decl node; use it to notify build_decl_overload - that we've got a method rather than a function. - (tsubst, case METHOD_TYPE): Handle like FUNCTION_TYPE; enhance that - case to handle TYPE_METHOD_BASETYPE when set. - (unify): Increment value pointed to by nsubsts, not the pointer - itself. - (do_pending_expansions): Method context is in DECL_CONTEXT, not - DECL_CLASS_CONTEXT. - - * cp-lex.c (do_identifier): Don't try looking up fields in base - classes of UNINSTANTIATED_P_TYPE. - - * cp-parse.y (primary): Call require_complete_type only for - CALL_EXPR nodes of types other than void. - (template_type): Don't call IDENTIFIER_TYPE_VALUE on - error_mark_node. - - * cp-ptree.c (print_lang_decl): For UNINSTANTIATED_P_TYPE, show - template as well as parameters. - - * cp-tree.h (DECL_TEMPLATE_*, UPT_*): New accessor macros for - TEMPLATE_DECL and UNINSTANTIATED_P_TYPE nodes. All (most?) uses - except for node creation changed to use these. - * cp-tree.def: Updated comments for these node types. - - * cp-pt.c (uses_template_parms): Handle ADDR_EXPR. - (end_template_decl): For function with non-null context, pop class - binding level. - -Thu Oct 24 06:57:28 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * a29k.md, romp.md, rs6000.md (movdi, movdf, movti): Handle case of - reg-reg copy with overlapping registers correctly. - - * out-rs6000.c (ccr_bit, case NE): Fix typo in bit number. - (output_epilog): Must restore stack using backchain if alloca called. - - * romp.md, rs6000.md (extendxxyy2, zero_extendxxyy2): Use DEFINE_EXPAND - to force operand to register; DEFINE_INSN allows memory (better cse). - - * rs6000.md (ffssi2): New patterns. - (maskir): Add patterns to use maskir instructions. - - * tm-a29kunix.h (TARGET_DEFAULT, CPP_SPEC): Default to 29050. - - * tm-rs6000.h (LINK_SPEC): Add -bnodelcsect. - (HARD_REGNO_MODE_OK): Delete kludge that didn't allow DImode in reg 31 - and TImode in 29-31; the bug was fixed elsewhere. - -Wed Oct 23 17:48:43 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (try_combine): If an insn doesn't match, check for case - where first SET's result isn't used; previously only checked second. - - * combine.c (try_combine): When we substitute into a COMPARE, check - SELECT_CC_MODE to see if we should try to change the mode of the - COMPARE and its result. - -Wed Oct 23 16:38:26 1991 Torbjorn Granlund (tege at hal.gnu.ai.mit.edu) - - * gnulib2.c (__ashrdi3): Compute sign extension shift count from - machine word size instead of using 31. - -Wed Oct 23 14:25:04 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (PREFERRED_DEBUGGING_TYPE): Unless otherwise defined, - set to SDB_DEBUG. - - * tm-decrose.h (PREFERRED_DEBUGGING_TYPE): Define to DBX_DEBUG. - - * out-mips.c (override_options): Don't override debugger choice now - that PREFERRED_DEBUGGING_TYPE is provided. - -Wed Oct 23 07:25:32 1991 Tom Wood (wood at dg-rtp.dg.com) - - * sdbout.c (sdbout_symbol/FUNCTION_DECL, sdbout_toplevel_data, - sdbout_end_epilogue): Use DECL_ASSEMBLER_NAME to avoid link-time - multiple definitions. - -Tue Oct 22 15:06:31 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload1.c (reload): For now, we must always have a frame pointer - if a function calls alloca and EXIT_IGNORE_STACK is non-zero. - - * cse.c (insert_regs): Don't make new quantity for the register in - a SUBREG. - (merge_equiv_classes): Don't invalidate the register inside a SUBREG. - (canon_hash, case SUBREG): Remove code to treat SUBREGs like REGs. - -Tue Oct 22 10:25:29 1991 Tom Wood (wood at dg-rtp.dg.com) - - * tm-m88kdgux.h (PREFERRED_DEBUGGING_TYPE): Use it. - * tm-m88k.h (OVERRIDE_OPTIONS): Don't override write_symbols. - - * out-m88k.c (m88k_output_{prologue,epilogue}): Renamed. - -Tue Oct 22 00:51:48 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * c++: New shell script. - - * gcc.c (default_compilers): Treat .ii files as cpp'd C++. - - * varasm.c (make_function_rtl): Don't alter DECL_ASSEMBLER_NAME. + * jump.c (condjump_in_parallel_p): New function to detect + conditional jumps within PARALLEL insns. + (jump_optimize): Allow for some simple optimizations involving + conditional jumps within PARALLEL insns. + * reorg.c (get_jump_flags): Handle conditional jumps in PARALLEL + insns. + (get_branch_condition, fill_simple_delay_slots): Likewise. + (fill_eager_delay_slots, relax_delay_slots, dbr_schedule): Likewise. + + * pa-osf.h (SIZE_TYPE): Define as "long unsigned int" to be + compatable with system include files. + * pa1-osf.h (SIZE_TYPE): Likewise. + + * pa1-osf.h (WCHAR_TYPE): Define as "short unsigned int". + (WCHAR_TYPE_SIZE): Define as 16 bits. + + * pa.c (output_arg_descriptor): Restore old behavior for SImode + USE insns of FP registers (used by untyped call support). + +Mon Jun 6 09:15:43 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) + + * arm.c (arm_reload_out_hi): Rewrite. Add support for processors + running in big-endian mode. + (fp_immediate_constant): Fix typo in argument declaration. + * arm.h (PROMOTE_MODE): Promote HImode integers as signed. + (BYTES_BIG_ENDIAN): Allow OS description to override default. + (LOAD_EXTEND_OP): When big-endian, HImode loads are sign extended. + * arm.md (storehi_bigend): New expansion pattern. + (storeinthi): Rework to generate better code, add big-endian support. + (movhi): Add support for processors running in big-endian mode. + (movhi_bigend): New expansion pattern. + (matcher for movhi): Remove incorrect alternative for storing HImode to + memory. Only match when little endian. + (matcher for big-endian movhi): New pattern. + (matchers/peepholes for extended pre/post increment HImode loads): Only + match when little-endian. + (matcher for operating on adjacent memory locations): Load operation + into arith operands. + (peepholes for extended pre-increment byte loads): New patterns. + +Sat Jun 4 21:06:29 1994 Kaveh R. Ghazi (ghazi@noc.rutgers.edu) + + * sys-types.h (__gnuc_va_list): Use instead of va_list. + * sys-protos.h (*): Use __gnuc_va_list, not va_list. + +Sat Jun 4 07:19:39 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) + + * arm.c (print_multi_reg, output_call, output_call_mem, + output_mov_long_double_fpu_from_arm, + output_mov_long_double_arm_from_fpu, + output_mov_double_fpu_from_arm, output_mov_double_arm_from_fpu, + output_return_instruction, output_func_{prologue,epilogue}, + arm_print_operand, output_load_symbol): Print the register prefix + before each register name. + (output_func_prologue, output_lcomm_directive): Output the target + dependent comment char for asm comments. + * arm.h (FUNCTION_PROFILER): Delete duplicate definition. + (FUNCTION_PROFILER, TRAMPOLINE_TEMPLATE, ASM_FILE_START, + ASM_OUTPUT_REG_{PUSH,POP}, PRINT_OPERAND_ADDRESS): Output register + prefix before any explicit register name. + (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, + ASM_OUTPUT_COMMON): Output the target dependent comment char. + (ASM_FILE_START): Output register alias for r10. + (REGISTER_NAMES): Output "r9" now for r9, not "rfp". + (ADDITIONAL_REGISTER_NAMES): New macro. + * arm.md (all patterns explicitly mentioning register names): Output + the target dependent prefix before the register name. + (all patterns with asm comments): Output the target dependent comment + character. + +Fri Jun 3 18:14:07 1994 Doug Evans (dje@cygnus.com) + + * c-common.c (decl_attributes): Fix section attributes. + * varasm.c (make_decl_rtl): If section attribute is being ignored, + really ignore it. + +Fri Jun 3 15:53:57 1994 Torbjorn Granlund (tege@adder.cygnus.com) + + * pa.h (FP_REGNO_P): New macro for intra file usage. + (REGNO_OK_FOR_FP_P): Use FP_REGNO_P. + (FUNCTION_VALUE_REGNO_P): Revert last change. + * pa.md (mulsi3): Use MATCH_DUP for op3, not MATCH_OPERAND. + + * pa.h (CONDITIONAL_REGISTER_USAGE): Partially revert last changes; + Make non-existing 1.0 fp regs fixed, including odd-numbered regs. + (enum reg_class): Get rid of SNAKE_FP_REGS, GENERAL_OR_SNAKE_FP_REGS, + and NON_SHIFT_REGS. + (REG_CLASS_NAMES): Likewise. + (REG_CLASS_CONTENTS): Likewise. + (REGNO_REG_CLASS): Likewise. + (HARD_REGNO_MODE_OK): Corresponding changes. Don't force 1.0 fpregs + to even regno here; fixed_regs does the job better. + (FP_REG_CLASS_P): Get rid of SNAKE_FP_REGS. + (REG_CLASS_FROM_LETTER, case 'z'): Deleted. + (HARD_REGNO_NREGS): Partially revert last change. + (CLASS_MAX_NREGS): Partially revert last change. + * pa.md (globally): Delete 'x' constraint or change it to 'f', + as apropriate. + +Fri Jun 3 09:18:55 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) + + * arm.h (CONST_OK_FOR_LETTER_P): Only allow constants that are valid + when inverted for 'K'. Only allow constants that are valid when + negated for 'L'. + * arm.md (all patterns): Update instruction generation to reflect new + meanings of constraints 'K' and 'L'. Use output type 'B' to + generate an inverted constant. Use output type 'N' to generate a + negated floating point constant. + +Thu Jun 2 22:43:58 1994 Jeffrey A. Law (law@snake.cs.utah.edu) + + * pa.h (TARGET_SWITCHES): Enable TARGET_LONG_CALLS when + TARGET_PORTABLE_RUNTIME is enabled. + * pa.c (output_call): If TARGET_LONG_CALLS is enabled, then emit + an inline long-call sequence. + * pa.md (millicode define_delay): Disable delay slots if + TARGET_LONG_CALLS. + (call_internal_reg, call_value_internal_reg): If TARGET_LONG_CALLS + is enabled, then emit an inline long-call sequence. Fix length + computation for TARGET_LONG_CALLS. + (millicode calls): Fix length computation for TARGET_LONG_CALLS. + + * pa.h (ASM_DECLARE_FUNCTION_NAME): Fix typo. + +Thu Jun 2 18:28:07 1994 Jason Merrill (jason@deneb.cygnus.com) + + * stmt.c (expand_end_bindings): Don't bother emitting cleanups + after a barrier. + +Thu Jun 2 18:10:36 1994 Stephen L Moshier (moshier@world.std.com) + + * libgcc2.c (__floatdisf): Protect against double-rounding error. + +Thu Jun 2 17:47:54 1994 David Edelsohn (edelsohn@npac.syr.edu) + + * rs6000.h (MASK_PPCFPX): Delete. + (MASK_PPC_GPOPT, MASK_PPC_GFXOPT, TARGET_PPC_GPOPT, TARGET_PPC_GFXOPT): + New Macros. + (TARGET_SWITCHES): Remove -mpowerpc-fpx; add -mpowerpc-gpopt + and -mpowerpc-gfxopt. + * rs6000.c (processor_target_table): Use new macros. + * rs6000.md (define_function_unit): Remove ppc604 from sqrt list. + (divsi3, udivsi3): Remove spaces from PowerPC output templates. + (sqrtsf2, maxsf3, minsf3, sqrtdf2, maxdf3, mindf3): Use new macros. + (floatdidf2, fix_truncdfdi2, ffsdi2, muldi3): New patterns. + ({s,u}muldi3_highpart, divdi3, udivdi3, rotldi3): Likewise. + (movdi): Handle moves between FPRs and GPRs. + (scc insn): Correct swapped compare and delayed_compare attributes. + +Thu Jun 2 14:45:04 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) + + * arm.c (arm_condition_code): Move to start of file. + (const_pool_offset): Correct typo. + (fp_const_from_val): New function. + (all instruction generators): mark position where conditionalization + should be with '%?'. + (output_move_double): Use new '%m' output type to simplify load/store + multiple generation. + (shift_instr): Delete. + (shift_op): New function. + (output_arithmetic): Delete. + (output_arithmetic_with_shift): Delete. + (output_arithmetic_with_immediate_multiply): Delete. + (output_shifted_move): Delete. + (output_shift_compare): Delete. + (arm_print_operand): New function. + * arm.h (output_func_{prologue,epilogue}): Change declarations from + output_{prologue,epilogue}. + (arm_output_llc, arithmetic_instr, + output_arithmetic_with_immediate_mulitply, + output_arithmetic_with_shift, shift_instr): Delete function + definitions. + (ASM_OUTPUT_OPCODE): Delete. + (PRINT_OPERAND): Call arm_print_operand, instead of doing it directly. + (ARM_COMMENT_CHAR): New macro. + (ARM_REG_PREFIX): New macro. + (ARM_SIGN_EXTEND): New macro. + (PRINT_OPERAND_ADDRESS): Delete variable 'shift'. Change type of + variable 'offset' to HOST_WIDE_INT. Use arm_print_operand to handle + shifts in addresses. + * arm.md (all output patterns): Use new capabilities of + arm_print_operand to simplify output sequences. Mark position of + condition code with '%?'. + + * riscix.h (ASM_FINAL_SPEC [CROSS_COMPILE]): Correct typo. + +Thu Jun 2 08:14:00 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * c-common.c (c_build_type_variant): Don't change TYPE_MAIN_VARIANT + of new type. + + * expr.c (expand_expr, case ADDR_EXPR): If result is ignored, + just return const0_rtx. + +Wed Jun 1 13:52:01 1994 Jason Merrill (jason@deneb.cygnus.com) + + * i386/sco4.h: #define NO_IMPLICIT_EXTERN_C. + +Wed Jun 1 04:55:06 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) + + * arm.c: General tidy up. + #include . + Declare some prototypes. + (output_memory_reference_mode): Change type to enum machine_mode. + (arm_const_nmoves): Delete. + (adjacent_mem_locations, {load,store}_multiple_operation): Explicitly + declare to return int. + ({load,store}_multiple_operation): Change type of 'count', 'base' and + 'i' to HOST_WIDE_INT. + (output_add_immediate): Change type of 'n' to HOST_WIDE_INT. + (output_multi_immediate): Change type of Argument 'n' to + HOST_WIDE_INT, if wider than 32 bits, mask out the high bits. + (output_arithmetic_with_immediate_multiply): Change type of 'shift' + to HOST_WIDE_INT. + (output_func_{prologue,epilogue}): Renamed from + output_{prologue,epilogue}. Check all registers to see if they are + live, but only push/pop them if they are not in call_used_regs. + * arm.h: Delete some dead code. + (FUNCTION_{PROLOGUE,EPILOGUE}): Call output_func_{prologue,epilogue}. + (INITIAL_ELIMINATION_OFFSET): Inspect all registers, but only add + those that are not in call_used_regs. + (GO_IF_LEGITIMATE_INDEX): Change type of variable 'range' to + HOST_WIDE_INT; change type of variable 'code' to enum rtx_code. + (REVERSIBLE_CC_MODE): New macro. + + * arm.c (const_pool_offset): New function. + (get_prologue_size): New function. + (output_func_prologue): Eliminate variable code_size. + (output_func_epilogue): Only call arm_increase_location when + optimizing; also add the size of the function just compiled, and the + size of the prologue. + (arm_output_asm_insn): Delete. All callers changed to use + output_asm_insn. + (arm_output_llc): Delete. + (output_load_symbol): New first parameter 'insn'. Rewrite so that + assembler can detect whether we made a mistake. + * arm.h (arm_output_asm_insn): Delete declaration. + (EXTRA_CONSTAINT): New constraint 'R' to match a constant pool label. + Make constraint 'S' never match when not optimizing. + (CONSTANT_ADDRESS_P): Only accept symbols marked with SYMBOL_REF_FLAG + when optimizing. + (ENCODE_SECTION_INFO): Don't mark any symbols when not optimizing. + (ASM_OUTPUT_REG_{PUSH,POP}: Don't call arm_increase_location. + (ASM_OUTPUT_ADDR_VEC_ELT): Likewise. + * arm.md (all insn and peephole patterns): Rewrite without using + arm_output_asm_insn. + (matcher for movsi): New alternative to load symbol directly into a + register. Add new parameter in call to output_load_symbol. + + * arm.md (all patterns): Length attribute now describes length in + bytes. + * arm.c (short_branch): Convert length calculations to bytes. + +Tue May 31 20:35:39 1994 Torbjorn Granlund (tege@adder.cygnus.com) + + * pa.c (emit_move_sequence): Add missing argument to symbolic_operand. + (output_block_move): Prefer addl to add. + (print_operand): Print fp regs with L suffix when appropriate. + (output_arg_descriptor): Rewrite to accomodate new convention for + USE information. + + * pa.h (SECONDARY_MEMORY_NEEDED): Simplify. + (ADDITIONAL_REGISTER_NAMES): Define. + (CONDITIONAL_REGISTER_USAGE): Make PIC_OFFSET_TABLE_REGNUM fixed + again. + + Changes to combine fp registers for 1.0 and 1.1 architectures. + (Make explicit clobbers of fp registers work.) + * pa.h (FIRST_PSEUDO_REGISTER): Now 89. + (FIXED_REGISTERS): Delete 1.0 fp registers, + (CALL_USED_REGISTERS): Likewise. + (CONDITIONAL_REGISTER_USAGE): Almost deleted. + (REG_ALLOC_ORDER): Update register numbers. + (HARD_REGNO_NREGS): Delete special case for 1.0 fp registers. + (HARD_REGNO_MODE_OK): Rewrite. Don't allow use of odd fp registers + (enum reg_class): Delete HI_SNAKE_FP_REGS and FP_OR_SNAKE_FP_REGS. + (REG_CLASS_NAMES): Corresponding change. + (REG_CLASS_CONTENTS): Delete HI_SNAKE_FP_REGS and + FP_OR_SNAKE_FP_REGS. Make SNAKE_FP_REGS class contain all fp + registers. Update all values for changed register numbering. + (REGNO_REG_CLASS): Corresponding changes. + (REG_CLASS_FROM_LETTER): Delete 'y'. + (FP_REG_CLASS_P): No longer test HI_SNAKE_FP_REGS. + (CLASS_MAX_NREGS): Delete special case for 1.1 fp registers. + (FUNCTION_VALUE): Remove TARGET_SNAKE conditionals. + (LIBCALL_VALUE): Likewise. + (FUNCTION_ARG_REGNO_P): Likewise. + (FUNCTION_VALUE_REGNO_P): Likewise. Add registers 29 and 33. + (FUNCTION_ARG): Remove TARGET_SNAKE conditionals. Update register + numbers. + (REGNO_OK_FOR_FP_P): Update register number. + (REGISTER_NAMES): Delete special entries for 1.0 fp registers. + (DBX_REGISTER_NUMBER): Likewise. + * pa.c (compute_frame_size): Update for changed register numbers. + Simplify loops over general registers to stop at register 4. + (hppa_expand_prologue): Likewise. + (hppa_expand_epilogue): Likewise. + +Tue May 31 19:32:18 1994 Jim Wilson (wilson@cygnus.com) + + * mips.md (movesi_unaligned, movsi_ulw, movsi_usw): Delete. + (extv, extzv, insv, movsi_ulw, movsi_usw): New patterns. + + * dbxout.c (dbxout_type): Always emit cross-references if + use_gnu_debug_info_extensions set. + + * final.c (output_source_line): Call xcoffout_source_line. + * xcoffout.c (xcoff_lastfile): New variable. + (ABS_OR_RELATIVE_LINENO, ASM_OUTPUT_SOURCE_LINE): Define here. + (xcoffout_source_file, xcoffout_source_line): New functions. + (xcoffout_declare_function): Use xcoffout_source_file. + * xcoffout.h (xcoff_lastfile): Declare. + (DBX_OUTPUT_MAIN_SOURCE_FILENAME): Clean up. Set xcoff_lastfile. + (ABS_OR_RELATIVE_LINENO, ASM_OUTPUT_SOURCE_LINE): Delete here. + (DBX_OUTPUT_SOURCE_FILENAME): Delete. + + * unroll.c (copy_loop_body): Copy CALL_INSN_FUNCTION_USAGE field. + + * sparc.h (ASM_SPEC): Don't pass -k when -pg or -p given. + (OVERRIDE_OPTIONS): Warn when disabling -fpic. + + * mips-tdump.c (print_global_hdr): Remove "l" from printf format + for flags. + (print_sym_hdr): Add missing "l" to printf formats. + (print_symbol, print_file_desc): Likewise. + + * i960.h (PUT_SDB_TYPE): Adjust value for compatibility with GNU960 + toolchain. + + * sparc.h (LIB_SPEC): Don't link in /usr/lib/bb_link.o with -a. + (CONDITIONAL_REGISTER_USAGE): When -a, make %g1 and %g2 fixed. + + * mips/iris5gas.h, mips/iris5gdb.h: New files. + * configure (mips-sgi-irix5): Use iris5gas.h and iris5gdb.h. + +Tue May 31 19:21:44 1994 Torbjorn Granlund (tege@adder.cygnus.com) + + * pa.md (movsi matcher): Use ldi for moving of 0 to a reg. + (movhi matcher): Likewise. + (movqi matcher): Likewise. + (many patterns): Prefer addl to add, and shNaddl to shNadd. + (define_split for (plus (reg) (large_constant))): Cleanup. + (divsi3): Use match_dup for operand 3, not match_operand. + (udivsi3): Likewise. + (modsi3): Likewise. + (umodsi3): Likewise. + +Tue May 31 19:15:31 1994 Doug Evans (dje@cygnus.com) + + * toplev.c (v_pedwarn_with_decl): Don't even issue warnings from + pedantic errors in system header files. + +Tue May 31 17:16:41 1994 David Edelsohn (edelsohn@npac.syr.edu) + + * rs6000.md (extendqidi2, extendqisi2, extendqihi2): Remove + non-existent lba instruction. + (ashrdi3): Undo previous change. + +Tue May 31 12:30:00 1994 Jason Merrill (jason@deneb.cygnus.com) + + * toplev.c (lang_options): Add -f{no-,}implicit-templates. + (compile_file): Don't output SDB debugging info for + externals. + +Tue May 31 07:20:18 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * stmt.c (expand_asm_operands): Make MEM with BLKmode for clobber + of "memory". + * loop.c (note_addr_stored): A SET or CLOBBER of a BLKmode MEM means + that all memory is clobbered. + +Mon May 30 14:01:48 1994 Doug Evans (dje@cygnus.com) + + * gcc.c (default_compilers): Pass -MG to cpp if present. + (option_map): New option --print-missing-file-dependencies/-MG. + * cccp.c (print_deps_missing_files): New global. + (main): New argument -MG. Treat missing include files as + generated files and output dependencies for them. + +Mon May 30 10:42:14 1994 Frederic Pierresteguy (F.Pierresteguy@frcl.bull.fr) + + * m68k/dpx2cdbx.h (PREFERRED_DEBUGGING_TYPE): Define as SDB_DEBUG. + * m68k/dpx2g.h: Disable code that manages gcc.ifile. + +Mon May 30 10:35:49 1994 Stephen L Moshier (moshier@world.std.com) + + * optabs.c (expand_float): Avoid double-rounding when float is + is narrower than int. + * real.c (significand_size): New function. + * real.h (significand_size): Declare. + +Sun May 29 15:58:21 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * jump.c (jump_optimize): When deleting unneeded stack adjusts + or mem-mem copies, use delete_computation. + + * combine.c (force_to_mode): NEXT_SELECT is true for NEG. + Only exit quickly if X is narrower than MODE and MASK has all + bits in X's mode set. + (force_to_mode, case SUBREG): Don't check for WORD_REGISTER_OPERATIONS. + (force_to_mode, case NEG): Special-case test for low-order bit. + + * rtlanal.c (volatile_insn_p): Call ourselves in recursive scan. + +Sat May 28 19:03:23 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * c-parse.in (init, compstmt, stmt, all_iter_stmt_with_decl): + If the lookahead token is a constant and we need to pop the + momentary obstack, don't free it. + + * stmt.c (expand_end_case): Have INDEX_TYPE track conversions done + to INDEX_EXPR. + +Sat May 28 06:25:40 1994 Torbjorn Granlund (tege@adder.cygnus.com) + + * pa.md (call): Force address into register in non-symbol case. + (call_value): Likewise. + +Fri May 27 19:29:30 1994 Doug Evans (dje@cygnus.com) + + * toplev.c (compile_file): Call init_regs after `word_mode' is valid. + * regclass.c (init_reg_modes): If choose_hard_reg_mode can't find a + valid mode, fall back to word_mode. + + * expr.c (use_reg): Fix recording of USE information. + (use_regs): Likewise. + Delete argument `reg'. All callers changed. + * expr.h (use_regs): Update prototype. + * calls.c (expand_call): Update call to use_regs. Call use_reg + if parm is wholly in registers. + + * configure: If compiling in separate dir, add subdirs to .gdbinit. + +Fri May 27 18:18:23 1994 David Edelsohn (edelsohn@npac.syr.edu) + + * rs6000.md (zero_extendqidi2, zero_extendhidi2): Use rldicl + instruction. + * rs6000.h (RTX_COSTS): Update PPC603 and PPC604 values. + +Fri May 27 17:56:07 1994 Douglas Rupp (drupp@cs.washington.edu) + + * i386/xm-dos.h (DIR_SEPARATOR): New macro. + +Fri May 27 17:45:08 1994 Holger Teutsch (teutsch@ffm-iw.Degussa.DE) - * toplev.c (main): Use PREFERRED_DEBUGGING_TYPE if support - more than one format. + * clipper.h (PCC_STATIC_STRUCT_RETURN): No longer defined. -Mon Oct 21 23:08:02 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Fri May 27 17:36:53 1994 Pat Rankin (rankin@eql.caltech.edu) - * c-decl.c (grokdeclarator): Fix error message for long float. + * make-l2.com: Update to handle `ginclude' subdirectory + when compiling libgcc2. -Mon Oct 21 16:55:31 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Fri May 27 17:30:37 1994 Matthias Pfaller (leo@marco.de) + + * ns32k.c (print_operand_address): print_operand_address + creates PLUS-rtls for internal use, so it has to handle them. - * optabs.c (add_equal_note): New function. - (expand_binop): Delete some obsolete, turned-off code. - Use GET_RTX_CLASS to see if operator is commutative. - Call add_equal_note if we make a multi-insn sequence; if it fails, - redo the operation without our target. - In multi-word cases, don't allow TARGET to be the same as an input. - (expand_unop): Allow operation to fail. - Call add_equal_note and allow failure, like in expand_binop. - In multi-word case, don't allow TARGET to be OP0. - (emit_unop_insn): Use add_equal_note; ignore its failure here. +Fri May 27 16:13:53 1994 Chris Torek (torek@elf.bsdi.com) - * optabs.c (expand_float, expand_fix): In cases when we will jump, - ensure we call emit_queue before protect_from_queue. - Eliminate redundant calls to protect_from_queue and force_non_mem. + * function.c (assign_parms): Set REG_USERVAR_P when parm + is passed by invisible reference but can live in register. - * reorg.c (steal_delay_list_from_target): Don't take an insn from - the fallthrough thread of an annulled branch insn. +Fri May 27 06:03:11 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Oct 21 16:55:08 1991 Tom Wood (wood at dg-rtp.dg.com) + * reload.c (find_reloads): Revert to old code and change secondary + reloads to RELOAD_FOR_OPERAND_ADDRESS too. - * configure (m88k targets): Complete last change. + * combine.c (try_combine): Don't make complemented XOR for + constant out of range. -Mon Oct 21 16:06:25 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * alpha.c (or_operand): Renamed from ior_operand. + * alpha.h (PREDICATE_CODES): Likewise. + * alpha.md (iordi3): Likewise. + (xordi3): Use or_operand and add second alternative. + (eqv): Only accept registers. - * integrate.c (copy_rtx_and_substitute): When making copy of frame, - round size to keep substituted frame pointer aligned. - (CEIL_ROUND): New macro. + * expr.c (expand_expr, case CONSTRUCTOR): If constant and large + enough for memcpy to be used, build constructor into static memory. -Mon Oct 21 15:16:17 1991 Michael Meissner (meissner at osf.org) + * alpha.md: Add define_split for sign-extended PLUS of a MULT + of an SImode comparison. - * tm-mips.h (GP_REG_OR_PSEUDO_NONSTRICT_P): New macro for - REG_OK_FOR_{BASE,INDEX}_P in non strict mode. Fix typos in the - previous change. - (GP_REG_OR_PSEUDO_P): Rename to GP_REG_OR_PSEUDO_STRICT_P. - (REG_OK_FOR_BASE_P): Use GP_REG_OR_PSEUDO_NONSTRICT_P if non strict. - (REG_OK_FOR_INDEX_P): Use GP_REG_OR_PSEUDO_NONSTRICT_P if non strict. - (GO_IF_LEGITIMATE_ADDRESS): Indicate if strict checking is being - used if -mdebugb tracing. + * combine.c (simplify_comparison): Narrow comparison for AND's + that are ZERO_EXTENDs. + Can widen for all comparisons if inputs are both sign extended. -Mon Oct 21 15:08:15 1991 Tom Wood (wood at dg-rtp.dg.com) + * reload1.c (reload_as_needed): Update spill_reg_order once we sort + spill_regs. - * Makefile.in (*.o): Add insn-codes.h to all lists using expr.h. - (dwarfout.o): Add dwarf.h, reload.h, output.h, and insn-config.h. + * alpha.md: Add define_split for sign-extended PLUS of an SImode + comparison; change comparison to DImode. - * c-tree.h (TYPE_ACTUAL_ARG_TYPES): New macro for list of actual - types. - * c-decl.c (store_parm_decls): Compute TYPE_ACTUAL_ARG_TYPES if a - prototype is not present. Delete old method. - (duplicate_decls): Provide better diagnostics if a prototype - follows a function definition. + * stmt.c (expand_end_case): Use old type of INDEX_EXPR when making + a constant. - * m88k.md (gen_divsi3): Delete REG_EQUAL workaround. - * t-m88k{,luna,sysv4}: Target makefile portion (from Mike Stump). - * x-m88k{,dgux,luna,sysv4}: Corresponding deletions. - * {tm,t,x}-m88ksysv4: Renamed from m88ksvr4. Deleted xm-m88ksvr4. - * {tm,xm}-m88ksysv3: Renamed from v88r32. - * configure: Corresponding changes. + * local-alloc.c (requires_inout): Renamed from requires_inout_p and + returns number of alternatives that require a match. + (block_alloc): Use new function and handle case where all + alternatives have some operand that must match operand 0. - * tm-m88k.h (ASM_OUTPUT_{CONSTRUCTOR,DESTRUCTOR}): Output to - .ctors/.dtors sections. - (TARGET_SWITCHES): Add -m88000, -m88100, and -m88110. Replace - DG/UX MXDB options with SUBTARGET_SWITCHES macro. - * tm-m88kdgux.h (SUBTARGET_SWITCHES, ASM_SPEC, ASM_FIRST_LINE): - Put MXDB options here changing -mdwarf to -mstandard. + * local-alloc.c (qty_phys_num{,_copy}_sugg): New variables. + (qty_phys_has{,_copy}_sugg): Deleted. + (qty_sugg_compare{,_1}): New functions. + (local_alloc): Allocate and init new vars instead of deleted ones. + (block_alloc): Update and use new vars. + Order quantities using new functions when allocating quantities + with suggested registers. + (combine_regs, find_free_reg): Use new vars to count number + of suggestions. -Sun Oct 20 06:39:54 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu May 26 11:55:44 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * combine.c (simplify_comparison, case PLUS): Only do simplification - for equality comparison due to overflow problems. + * jump.c (jump_optimize): When looking for an `if' statement + that takes two insns to compute a result using a temporary, + allow the temporary to be a SUBREG. - * gen*.c: Remove "void *" and uses of size_t added by recent change. + * combine.c (simplify_comparison): Call CANONICALIZE_COMPARISON, + if defined. + * alpha.h (CANONICALIZE_COMPARISON): New macro. - * reload.c (find_reloads): If "&" given without any registers, - turn off earlyclobber, in addition to giving error. + * combine.c (simplify_if_then_else): Don't make (mult (cond)) + in simple case; leave as IF_THEN_ELSE instead. - * Makefile.in (STAGE_GCC): Deleted. - (STAGESTUFF): Add gcc (from STAGE_GCC) and gcc-cross. + * expmed.c (expand_divmod): Correctly set CAN_CLOBBER_OP0 when we've + converted OP0 to COMPUTE_MODE. -Sun Oct 20 04:37:21 1991 Michael Tiemann (tiemann at cygnus.com) +Thu May 26 11:41:58 1994 Ian Lance Taylor (ian@cygnus.com) - * cp-decl.c (grokfndecl): Use DECL_NAME, not DECLARATOR at end of - function, since DECL_NAME may be different if it's an operator name. + * fixincludes: Protect bool in curses.h with #ifndef __cplusplus, + since g++ now defines bool as a basic type. - * cp-cvt.c (convert_pointer_to): Test if PARENT is TREE_VEC - before testing IS_AGGR_TYPE. + * fixinc.svr4: Protect definition of __P used in Solaris math.h + and floatingpoint.h to avoid future fixproto conflicts. -Sun Oct 20 00:40:47 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * Makefile.in (stmp-fixinc): Don't pass ${srcdir} argument to + $(FIXINCLUDES); no longer needed, and always problematical for + binary only installations. + * fixincludes: Remove initialization of ${SRCDIR}. Don't + explicitly copy over multimedia/audio_errno.h; should be handled + by Oct 11, 1993 change. + * fixinc.svr4: Remove initialization of ${SRCDIR}. + * fixinc.sco, fixinc.dgux: Likewise. - * gcc.c (link_command_spec): -collect converts to -c. +Fri May 20 12:48:24 1994 Jim Wilson (wilson@cygnus.com) - * toplev.c (main): Support -gstabs and -gcoff. Fix args to strncmp. + * stmt.c (expand_exit_loop_if_false): Emit conditional jump around + unconditional loop exit instead of conditional loop exit. -Sat Oct 19 21:51:03 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * rs6000.c (output_prolog): Use multiple fputs calls instead of + one call with multiple strings. - * reorg.c: Use const_true_rtx instead of const1_rtx. - (delete_scheduled_jump): Don't delete an insn that sets CC0 if it - has a side-effect. - (update_block): Add missing declaration for parameter WHERE. - (fill_slots_from_thread): Stop search if we find an insn that we - can't put into the delay slot unless we own the thread. + * iris4.h (STARTFILE_SPEC, LIB_SPEC): Define. -Sat Oct 19 17:30:23 1991 Michael Meissner (meissner at osf.org) + * xcoffout.c (MAKE_LINE_SAFE): Delete. + (ASM_OUTPUT_LBB, ASM_OUTPUT_LBE): Don't use MAKE_LINE_SAFE. - * tm-mips.h (GP_REG_OR_PSEUDO_P): New macro to make sure a reg or - pseudo reg during reload will eventually be a GP register for use as - a base or index register. This fixes a bug where a FP register - could be used as a base or index register in some cases after - convert from floating point to integer was done. - (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P): Use GP_REG_OR_PSEUDO_P. - (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): In the non strict version, - don't allow hard FP registers ever. +Fri May 20 01:18:30 1994 Richard Stallman (rms@mole.gnu.ai.mit.edu) -Sat Oct 19 11:59:55 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * config.sub (basic_machine): Accept cxux*. - * tm-sun3.h, tm-sparc.h (WORD_SWITCH_TAKES_ARG): - Check for Tdata as well as target. +Thu May 19 19:12:41 1994 Mike Stump (mrs@cygnus.com) - * c-decl.c (grokdeclarator): Don't warn for array of incomplete elt. + * calls.c (expand_call): Only destroy temps here, if -fshort-temps + is given. - * expr.c (expand_expr): For INDIRECT_REF, don't set unchanging bit. - * c-typeck.c (build_indirect_ref): Do set TREE_UNCHANGING if nec. +Thu May 19 19:07:59 1994 Richard Stallman (rms@mole.gnu.ai.mit.edu) - * reload.c (find_reloads): Warning or error for misuse of `&'. - * toplev.c (warning_for_asm): New function. + * config.sub: Fix unrecognized os error message. - * t-i386sco: New file. - * x-i386sco: Add -Di286 to CC, OLDCC. - (LIMIT_H): Moved to t-i386sco. +Thu May 19 17:46:55 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Sat Oct 19 09:08:11 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * reload1.c (emit_reload_insns): When seeing if an equivalent + register can have it's output reload deleted, check for REG_DEAD + notes for reload_in instead of calling dead_or_set_p. - * gcc.c: Add missing extern declarations deleted by last change. - (xrealloc, xmalloc): Don't declare as void *; non-ANSI compilers - can't handle it. +Thu May 19 16:38:32 1994 Stephen L Moshier (moshier@world.std.com) -Sat Oct 19 08:26:13 1991 Ron Guilmette (rfg at ncd.com) + * emit-rtl.c (operand_subword): Fix arg of REAL_VALUE_TO_TARGET_SINGLE + and .._DOUBLE. Permit float subword extraction when host's word + width is wider than target's. - * tree.h: Fix spelling error in comment. +Thu May 19 15:09:21 1994 Ian Lance Taylor (ian@cygnus.com) - * tree.def, cp-parse.y: Change comments that refer to LET_STMT nodes to - refer to BLOCK nodes. + * fixincludes: Make OSF/1 getopt.h fix work on AIX also. - * gcc.c, gen*.c: Declare as static objects that aren't referenced - outside the file they are in. - (xrealloc, xmalloc): Functions return char *, not int. - (main): Add missing returns (in unreachable code) to avoid warnings - when compiled with -Wreturn-type. - * gcc.c (pexecute): Likewise. - * genattrtab.c (operate_exp): Likewise. +Wed May 18 15:34:10 1994 Jason Merrill (jason@deneb.cygnus.com) -Fri Oct 18 16:58:12 1991 Eric Youngdale (youngdale at v6550c.nrl.navy.mil) + * fixincludes: Add forward declaration of struct exception to + SunOS 4 math.h. - * make-cc1.com: Finish changeover from cplus-* to cp-*. +Wed May 18 12:46:46 1994 Per Bothner (bothner@kalessin.cygnus.com) -Fri Oct 18 16:57:37 1991 Ron Guilmette (rfg at ncd.com) + * stor-layout.c (layout_decl): Allow any integral types + for bit fields. (Specifically, C++ now has a 'bool' type.) - * tm-svr4.h: Delete lines duplicated due to transmission problems. +Wed May 18 16:32:40 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Fri Oct 18 16:55:53 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * reload1.c (compare_spill_regs): Fix typo in declaration. - * jump.c (unsigned_condition, signed_condition): New functions. +Wed May 18 10:39:00 1994 Brendan Kehoe (brendan@lisa.cygnus.com) - * configure (vax): Set tm_file to tm-vax.h so "configure vax-dec-bsd" - works. + * fixinc.svr4: Avoid the SVR4 typedef of bool in curses.h when + compiling for C++, since g++ now supports it as an official typename. - * combine.c (subst, case PLUS, MINUS): Remove some simplifications - from here. - * cse.c (simplify_binary_operation, case PLUS, MINUS): Put these - simplifications here. - Strip off CONST when looking for some simplifications. - Add code to simplify (a - (a - b)). +Tue May 17 18:06:32 1994 Matthias Pfaller (leo@marco.de) - * combine.c (expand_compound_operation): Correctly handle case where - we have a ZERO_EXTRACT that extends beyond the bounds of the object. + * ns32k.md: Don't use the extsd/extd instructions on the ns32532. - * global-alloc.c (mark_elimination): No longer have FORBIDDEN_REGS as - argument. - * reload1.c (reload): Don't pass FORBIDDEN_REGS to mark_elimination. +Tue May 17 17:44:38 1994 Pat Rankin (rankin@eql.caltech.edu) - * cse.c (simplify_{unary,binary,relational}_operation): Complete - change that removes warnings from floating-point traps when constant - folding (some cases had been omitted). + * make-cc1.com (CFLAGS): Separate include file handling; for + stage 1, CFLAGS1 is appended to CFLAGS, otherwise CFLAGS2. -Fri Oct 18 16:41:29 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Tue May 17 16:35:22 1994 Jason Merrill (jason@deneb.cygnus.com) - * stmt.c (expand_anon_union_decl): When creating new mem, copy the - RTX_UNCHANGING_P and MEM_IN_STRUCT_P bits from the old one. + * convert.c (convert_to_real): Accept boolean values. - * sparc.md: Add new scc addx/subx patterns. + * config/m68k/hp320.h: #define NO_IMPLICIT_EXTERN_C -Fri Oct 18 09:10:43 1991 Michael Tiemann (tiemann at cygnus.com) +Tue May 17 15:52:05 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-parse.y (stmts): Fix parsing rules to match C++ semantics - better (and hence give the compiler better error recovery). + * libgcc2.c (__umoddi3): Correct type of variable `w'. -Thu Oct 17 19:31:15 1991 Ken Raeburn (raeburn at cygnus.com) + * combine.c (simplify_set): Move call to make_field_assignment + to end; if SRC or DEST is a (clobber (const_int 0)), return it. + (force_to_mode): If X is a CALL, just return it. - * cp-pt.c (tsubst): For NEGATE_EXPR, call build1, not build. - Handle NOP_EXPR likewise. - (unify, case TEMPLATE_CONST_PARM): Copy value to permanent obstack. + * reload.c (find_reloads): Properly account for cost when + constant is forced to memory to ensure same alternative chosen later. - * cp-method.c (PARM_CAN_BE_ARRAY_TYPE): If not already defined, - define it to be 1. - (build_overload_name): Test to see if it's nonzero, rather than - whether it's defined; this permits compilation options to disable - it, but leave it enabled by default. Add one to the array size, - since the value retrieved appears to be the maximum index, not the - true array size. +Tue May 17 11:30:19 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) -Thu Oct 17 19:15:37 1991 Mark Eichin (eichin at tweedledumber.cygnus.com) + * combine.c (simplify_set): Use rtx_equal_p to compare cc_use and its + setter. + (make_extraction): Don't put a subreg around a register if it is + already in the correct mode. - * cp-pt.c (instantiate_class_template): has an argument to - indicate whether to setup for parsing or not. (All existing cases - did a feed input, but if we are trying to set up intermediate nodes - while waiting for the parser to return to a template_instantiate - site we need to suppress the parsing part of it, which will get - redone later.) - (tsubst): under case UNINSTANTIATED_P_TYPE, actually instantiate any - class templates that are needed for function return values, and set - them up as pending templates to be run later. + * reload1.c (compare_spill_regs): New function. + (reload_as_needed): Sort the spilled regs. + (allocate_reload_reg): If we have group needs and failure would be + fatal, do not try to do round-robin allocation of the spill regs. - * cp-parse.y (primary): since build_x_function_call doesn't - require a complete type any more in certain cases, we instantiate - any pending templates and then require_complete_type on the - remainder. +Mon May 16 18:58:10 1994 David Edelsohn (edelsohn@npac.syr.edu) - * cp-typeck.c (build_function_call_real): added an argument to - optionally skip the require_complete_type... implicit template - instantiation has to be postponed, so we won't get a complete type - until the parser can grab it. + * rs6000.md (zero_extendqidi2): Fix omission of TARGET_POWERPC64 + test in previous change. - * cp-call.c (build_overload_call_real): added an argument do - allow choice of build_function_call_maybe or build_function_call - based on whether we thought we would require a complete type out of - build_function_call. +Mon May 16 14:59:25 1994 Per Bothner (bothner@cygnus.com) -Wed Oct 16 09:06:57 1991 Tom Wood (wood at dg-rtp.dg.com) + * dbxout.c (dbxout_type): When emitting an ENUMERAL_TYPE, if + the precision is different from the default precision (perhaps + because of -fshort-enums), write out the precision. - * c-decl.c (store_parm_decls): Fix and disable recording the arg - type list for the function indicating the number of arguments. - * c-typeck.c (self_promoting_args_p): Allow the arg type to be null. +Mon May 16 17:44:49 1994 Stephen L Moshier (moshier@world.std.com) - * expmed.c (store_bit_field, extract_bit_field): Add checks for - MEM_IN_STRUCT_P if the structure reference is a MEM. + * real.c (ereal_from_int, ereal_to_int, etarsingle): Correct + signed/unsigned discrepancies. + (ereal_from_double): Avoid "right shift count too big" warning + in previous change. + * final.c (split_double): Fix arg of REAL_VALUE_TO_TARGET_DOUBLE. -Tue Oct 15 18:37:50 1991 Ken Raeburn (raeburn at cygnus.com) + * real.h (REAL_VALUE_FROM_TARGET_SINGLE, .._DOUBLE): Change + arg from long to HOST_WIDE_INT. + * real.c (ereal_from_float, .._double): Likewise, and unpack + the HOST_WIDE_INTs. - * cp-call.c (build_overload_call): If template match fails, still - set function field of candidate structure, and set bad_arg field to - new magic number -4 to indicate failed type unificiation. +Mon May 16 16:16:32 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * cp-class.c (add_method): Call make_function_rtl only if not - processing a template declaration. + * flow.c (try_pre_increment_1): Don't try to create a pre-increment + expression if the register dies in the succeeding insn. - * cp-tree.def: New node type, UNINSTANTIATED_P_TYPE, for - parameterized types that haven't had parameters filled in yet. - Looks like a type node. + * expr.c: Use #ifdef TARGET_EDOM, not #if. - * cp-decl.c (struct binding_level): New flag indicating any name - should be accepted when looked up at this level. This is a kludge - to try to deal with methods of parameterized types. - (declare_uninstantiated_type_level): Set it. - (uninstantiated_type_level_p): Return it. - * cp-class.c (pushclass): If the "class" type is - UNINSTANTIATED_P_TYPE, flag it in the new binding level. + * expr.c (convert_move): When {zero,sign}_extending, allow a wider + intermediate than to_mode if truncation is a no-op. - * cp-decl.c (push_overloaded_decl): New argument to indicate - whether the decl should be forgotten when the current level is - exited. Callers changed. - (push_overloaded_decl_top_level): Ditto. - (dont_forget_overload): Deleted. - (push_overloaded_decl_1): New fn; like push_overloaded_decl, but - never forgets. Intended only for use by auto_function macro. - (auto_function): Use it. +Mon May 16 11:49:28 1994 Doug Evans (dje@cygnus.com) - * cp-decl.c (print_binding_level): Print type-shadowed field at - each level. Skip fields with no values. + * m68k/apollo68.h (REGISTER_PREFIX_MD): Delete. - * cp-decl.c (adjust_type_value): Use SET_IDENTIFIER_TYPE_VALUE, - not set_identifier_type_value. +Mon May 16 08:11:57 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cp-decl.c (pushdecl): Undo Oct 4 back-out of previous change. - Set type value of name of passed decl, instead of name of type in - passed decl. - (pushdecl_top_level): Search type-shadowed fields of outer binding - levels, munging outermost one if found to cause it to "restore" the - new global value. + * rs6000.c (rs6000_convert_preincs): Delete. + * rs6000.h (FINAL_PRESCAN_INSN): Delete. - * cp-decl.c (push_overloaded_decl): Don't punt second or later - templates of a given name. + * c-typeck.c (initializer_constant_valid_p): Rework to use + precision, not size. + Allow conversions from integer to pointer if int is wide enough. - * cp-decl.c (start_decl): Template-handling code moved up, to - cope better with variable declarations. Don't check for incomplete - type or constructor requirements when processing template. + * c-decl.c (finish_enum): Handle VALUES being an ERROR_MARK. - * cp-decl2.c (build_push_scope): If passed error mark node, just - return it. - (constructor_name): Handle UNINSTANTIATED_P_TYPE. + * rs6000.md: Replace bogus "andil" opcode with rlinm. - * cp-lex.c (identifier_type): Don't return PTYPENAME for function - template name. +Sat May 14 21:26:05 1994 Doug Evans (dje@cygnus.com) - * cp-method.c (report_type_mismatch): New magic bad-arg value -4 - indicates type unification failure. - (build_overload_name, case UNINSTANTIATED_P_TYPE): Handle like other - template-related types that shouldn't get visibility outside the - compiler. + * hard-reg-set.h (GO_IF_HARD_REG_EQUAL): Fix typo. - * cp-parse.y (template_type): Use IDENTIFIER_TYPE_VALUE from - name, if expansion doesn't happen. - (tmpl.1, tmpl.2): Now type . Value is null or return value - from instantiate_class_template. - (template_instantiation): Always put copy of decl in global scope. - Use pushdecl_top_level instead of setting IDENTIFIER_GLOBAL_VALUE - slot. - (LC): If type has been or is being defined, push a new type with the - same name, to avoid conflict. - (try_for_typename): New type . Value is non-zero iff type to - be pushed uses no template parms and isn't error_mark_node. - (scoped_id): Return error_mark_node for template parameter uses, and - leave error_mark_node alone. Only pop class if try_for_typename - value is non-zero. - (scoped_typename): Ditto. + * jump.c (find_cross_jump): Two CALL_INSNs only compare equal if + their CALL_INSN_FUNCTION_USAGEs are the same as well. - * cp-pt.c (end_template_decl): If template decl/class head arg is - null, punt. For non-type templates that didn't come in as template - decls, clear public flag. Such cases shouldn't arise any more; just - put in abort call for now until we're sure. Comment out code for - forcibly removing temporary values of template type parms; Michael - broke the code and fixed the original problem. Handle error case - where decl to be pushed might be null. - (coerce_template_parms): Handle arg list as TREE_VEC as well as - TREE_LIST. If arg list uses template parms, return - UNINSTANTIATED_P_TYPE node. - (uses_template_parms, case UNINSTANTIATED_P_TYPE): Return 1. - (instantiate_class_template): Now returns tree -- error_mark_node or - NULL_TREE or class type; callers and decls changed. Assign - TYPE_NAME field when building new RECORD_TYPE and TYPE_DECL nodes. - Don't need to do extra poplevel any more. - (tsubst): Handle UNINSTANTIATED_P_TYPE, MINUS_EXPR, PLUS_EXPR, - NEGATE_EXPR. - (undo_template_name_overload): Don't need to explicitly clear type - field any more. - (overload_template_name): Push a TYPE_DECL, instead of explicitly - setting type value field. - (end_template_instantiation): Don't need to pop a level any more. - (reinit_parse_for_template): Throw away saved block for null or - error template node. - (type_unification): Handle variadic functions, and functions with - default values for arguments. - (unify): Handle TREE_VEC and UNINSTANTIATED_P_TYPE. + * stupid.c (stupid_life_analysis): Make sure a function result reg + is still live if it contains an argument. - * cp-ptree.c (print_lang_type): Handle UNINSTANTIATED_P_TYPE. +Fri May 13 22:17:48 1994 Doug Evans (dje@cygnus.com) - * cp-tree.h (push_overload_decl): Declare here, not in - cp-decl.c. - (TEMPLATE_TYPE_* macros): Delete unused (and now incorrect) - versions. + * reorg.c (mark_referenced_resources): Fix typo. -Mon Oct 14 14:30:32 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Fri May 13 18:54:38 1994 Jason Merrill (jason@deneb.cygnus.com) - * integrate.c (expand_inline_function): Fix typo from last edit, - where TYPE_MODE was applied to an argument, not the type of an - argument. + * integrate.c (integrate_decl_tree): Use copy_node to make a copy + of the decl. Also call copy_lang_decl to copy the + language-specific bits. + * tree.h: Declare copy_lang_decl. + * c-decl.c (copy_lang_decl): No-op function that will never + actually be called. - * cse.c (canon_hash, SUBREG case): Add cast which is needed by some - compilers. +Fri May 13 15:12:20 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Oct 14 07:59:50 1991 Tom Wood (wood at dg-rtp.dg.com) + * cse.c (cse_insn): Correctly check for two modes being the + same number of words. - * toplev.c (rest_of_compilation): Compute the function's name and - pass it to assemble_{start,end}_function. - * varasm.c (assemble_start_function): New parameter. - (assemble_end_function): New function for ASM_DECLARE_FUNCTION_SIZE. - * final.c, sdbout.c: Correct comments. - * tm-svr4.h, tm-sysv4.h (ASM_DECLARE_FUNCTION_SIZE): Add and use a - NAME parameter. - * tm-m88k.h (ASM_DECLARE_FUNCTION_SIZE): Override svr4 definition. - * out-m88k.c (output_prologue): Delete previous method. +Fri May 13 05:03:51 1994 Richard Stallman (rms@mole.gnu.ai.mit.edu) - * m88k.md: Use trap_if. - (divsi3): Store into output operand only once to aviod problems - with REG_EQUAL note. - * out-m88k.c (output_call): Accomodate assembler range - restriction. - * tm-m88kdgux.h (AS_BUG_IMMEDIATE_LABEL): Specify the restriction. - (ASM_SPEC): Pass -KV3 to the assembler in some cases. - * tm-m88k.h (CONDITIONAL_REGISTER_USAGE): Mark the addressing base - register global. + * c-parse.in (enumlist): Add error alternative. -Sat Oct 12 00:30:23 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Thu May 12 23:25:38 1994 Jason Merrill (jason@deneb.cygnus.com) - * Makefile.in (.SUFFIXES): Rule added. + * c-common.c (truthvalue_conversion): If expr is a BIT_AND_EXPR + where one of the operands is integer_onep, just return expr. - * dbxout.c (dbxout_block): Handle debug_info_level. - * sdbout.c (sdbout_begin_block): Likewise. - * toplev.c (compile_file): Likewise, when calling init_emit_once. - * emit-rtl.c (init_emit_once): Cosmetic change. - * Makefile.in (sdbout.o): Include flags.h. +Thu May 12 20:08:49 1994 Mike Stump (mrs@cygnus.com) - * configure: Default srcdir from dir in which configure is found. + Fixup lifetime of temporaries. - * i860.md (floatsidf2): Rewrite to be independant of host machine. - (divdf3, divsf3): New patterns. + * calls.c (expand_call): Only destroy temporaries at the end + of function calls, if flag_short_temps is set. + * expr.c (safe_from_p, expand_expr): Handle CLEANUP_POINT_EXPRs. + * expr.c (expand_expr): Improve handling of temporaries inside + COND_EXPRs, cures call to sorry. + * expr.c (defer_cleanups_to): New routine to handle the deferral + of cleanups. + * flags.h (flag_short_temps): New flag, to allow better control + over the lifetime of temporaries. + * toplev.c (flag_short_temps, lang_options): Ditto. + * tree.def (CLEANUP_POINT_EXPR): Add, to allow better control over + the lifetime of temporaries. - * tm-i860.h (ASM_DECLARE_FUNCTION_NAME): Macro deleted. - (ASM_OUTPUT_FUNCTION_PREFIX): Macro added. +Thu May 12 19:33:54 1994 David Edelsohn (edelsohn@npac.syr.edu) - * stmt.c (pushcase, pushcase_range, expand_end_case): - Don't give "unreachable code" warning for a USE. + * rs6000.md (function units): Numerous cycle count change. + (zero_extendqidi2, extendqidi2, zero_extendhidi2): New patterns. + (extendhidi2, zero_extendsidi2, extendsidi2): Likewise. + (zero_extendqisi2, zero_extendqihi2, zero_extendhisi2): Use + andil/andi instead of rlinm/rlwinm. + (zero_extendqihi2): Add condition register variants. + (extendqisi2, extendqihi2): Use extsb for PowerPC. + (adddi3, subdi3, negdi2, ashrdi3): Emulate only if !TARGET_POWERPC64. + (movdf, movdi, movti): New PowerPC64 versions. + (load/store with update): New PowerPC64 patterns. - * tm-i386.h (HARD_REGNO_MODE_OK): Fp regs reject TFmode. +Thu May 12 18:50:55 1994 Stephen L Moshier (moshier@world.std.com) -Fri Oct 11 16:43:37 1991 Tom Wood (wood at dg-rtp.dg.com) + * real.c (m16m): Change first arg to int; all callers changed. - * cse.c (find_comparison_args): Reject VOIDmode to avoid invalid - shift. +Thu May 12 18:46:26 1994 Bill Cox (bill@cygnus.com) -Fri Oct 11 14:30:31 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * fixincludes: Add definition of DBL_MAX to math.h for Lynx math.h. + Correct return type of strlen in Lynx string.h. + Delete definition of 'void' as 'int' from Lynx curses.h. - * c-typeck.c (function_types_compatible_p): - NULL as arg type matches self-promoting type. - (self_promoting_type_p): New function. - (common_type): NULL for arg in one fcn type means use arg from other. - * c-decl.c (store_parm_decls): Record arg type list for the fn, - just to indicate how many args there are. +Thu May 12 18:11:33 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * i860.md, out-i860.c, tm-i860.h: Merge many changes by rfg. - * tm-i860bsd.h, xm-i860.h: Likewise. - * tm-i860v3.h, tm-i860v4.h: New files. - * xm-i860v3.h, xm-i860v4.h: New files. - * tm-i860v3g.h: Renamed from tm-i860g.h. - * configure (i860-sysv3*): Renamed from i860-sysv*. New filenames. - (i860-sysv4*): New alternative. + * reload.c (find_reloads): Don't change a secondary reload + to RELOAD_FOR_OPERAND_ADDRESS. - * print-rtl.c: New file, split from rtl.c. - * Makefile.in (print-rtl.o): New target. - (OBJS): Add that target. + * function.c (assign_parms): Fix typo in previous change. - * toplev.c (DEFAULT_GDB_EXTENSIONS): Provide default definition. - (main): Use that for -g with dbx format. - Don't support -G. - * gcc.c (default_compilers): Get rid of -G. +Thu May 12 15:48:54 1994 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) -Fri Oct 11 14:30:43 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * c-common.c (decl_attributes): Revert to identifiers for + mode attributes. + * libgcc2.c: Likewise. - * stmt.c (expand_anon_union_decl): Correctly handle anonymous - unions, whether in memory or registers. +Thu May 12 15:41:38 1994 Pat Rankin (rankin@eql.caltech.edu) - These were written by Michael Tiemann. - The following changes net a 16% speedup compiling some - machine-generated CAD synthesis code. - * c-decl.c (field_decl_cmp): New function, use as comparison - function for qsort. - (finish_struct): If there are more than 15 fields, allocate a - LANG_TYPE for the FIELD_DECLs, and sort them according to - `field_decl_cmp'. - * c-tree.h (lang_type): Define a LANG_TYPE for RECORD_TYPEs. - * c-typeck.c (build_component_ref): If LANG_TYPE set, then use - binary search to find the field, otherwise use linear search as - before. + * vax/xm-vms.h (lookup_name_current_level_global): New macro. - * tree.h: Declare savealloc. - * c-common.c: Delete now unnecessary cast of savealloc result. +Wed May 11 17:44:47 1994 Jim Wilson (wilson@cygnus.com) -Fri Oct 11 10:06:09 1991 Tom Wood (wood at dg-rtp.dg.com) + * cse.c (cse_insn): Set src_eqv if the dest is a STRICT_LOW_PART. - * cse.c (simplify_binary_operation): Fix typo in last change. + * expmed.c (store_fixed_bit_field): Delete code to handle + MODE_FLOAT values here. + (store_bit_field): Put it here instead. - * cp-*, gcc.texinfo, make-cc1.com, tree.c, undocumented: Change - cplus- to cp-. Rename cplus-parse.y to cp-parse.y. +Wed May 11 16:18:21 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Fri Oct 11 07:48:40 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * a29k.c (a29k_clobbers_to): New function. + * a29k.md (clobbers_to): Deleted. + (call_internal, call_value_internal): New patterns. + (call, call_value): Just call new patterns and a29k_clobbers_to. - * recog.c (find_single_use_1): Ignore appearances of DEST in - contexts where it is being set, not referenced. - (find_single_use): Use dead_or_set_p instead of looking for REG_DEAD - notes. + * stor-layout.c (layout_type): Use POINTER_SIZE, instead of width + of Pmode, when appropriate. -Fri Oct 11 07:29:33 1991 Ron Guilmette (rfg at ncd.com) + * calls.c (emit_call_1): Put new function usage data at end of + any data already there. + * expr.c (expand_builtin_apply): Likewise. - * c-parse.y, cp-lex.c, objc-parse.y (check_newline): Use `pedwarn' - instead of `error' when we see an #ident if -pedantic. - * cccp.c (do_assert, do_unassert, check_assertion, do_sccs): Warn - if -pedantic. + * sched.c (sched_analyze_insn): Fix typo in last change. -Thu Oct 10 18:30:28 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Wed May 11 14:45:12 1994 Doug Evans (dje@cygnus.com) - * gcc.c (default_compilers): Correctly handle new debugging - options, pass all -g* and -G* options. + * configure: Fix handing case of no language subdirs. - * Makefile.in, c-decl.c, cp-decl.c, final.c, flags.h, gcc.1, - gcc.c, print-tree.c, toplev.c, tree.def, tree.h: Delete support - for obsolete GDB_DEBUG format, -gg option, symout.c, etc. - * gdbfiles.h, symseg.h, symout.c: Delete obsolete files. +Wed May 11 12:11:40 1994 Ian Lance Taylor (ian@cygnus.com) -Thu Oct 10 17:56:16 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * fixincludes: Don't recursively search symlinks to `.'. - * expr.c (convert_move): When widening FROM to multi-word, ensure that - we only reference each piece of TO once so that emit_no_conflict_block - can be safely used. +Tue May 10 17:49:57 1994 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) - * toplev.c (float_signal): Re-enable the signal after we catch it. + * configure: Include stage4 in the list. - * cse.c (simplify_binary_operation): Add missing fp error handler - setup in DFmode case. + * gcc.c (process_command): Kludge in stageN/../include instead of + include. - * combine.c (subst, case XOR): Fix typo in checking for - STORE_FLAG_VALUE equal to just the sign bit. - (simplify_comparison): Fix typo in computing maximum signed number in - a mode; also, use GET_MODE_MASK rather than trying to compute it. +Mon May 9 21:04:19 1994 Jim Wilson (wilson@cygnus.com) -Thu Oct 10 17:52:44 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * sparc.h (*TF*_LIBCALL): Delete `*' from libcall name. - * c-decl.c (init_decl_processing): Turn off `alloca' for -ansi. - (c_decode_option): Handle -fbuiltin, -fno-builtin. +Mon May 9 18:42:10 1994 Matthias Pfaller (leo@marco.de) -Thu Oct 10 17:42:03 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * ns32k.c (output_move_dconst): Fix errors on ranges. - * caller-save.c (emit_mult_restore): Initialize MAYBE_TEMPREG. +Mon May 9 18:33:16 1994 Chris Torek (torek@bsdi.com) - * function.c (assign_parms): Set MEM_IN_STRUCT_P when creating a - MEM for a aggregate passed by reference. - * expr.c (expand_expr, INDIRECT_REF case): Set MEM_IN_STRUCT_P - when dereferencing an aggregate. + * gcc.c (delete_if_ordinary): New function. + (delete_temp_files, delete_failure_queue): Call it. - * sched.c (sched_note_set): Add missing parens. +Sat May 7 12:12:58 1994 Andreas Neubacher (aneubach@risc.uni-linz.ac.at) - * sparc.md: Delete unnecessary clobbers from all SCC patterns. + * i386/seq-sysv3.h (LIB_SPEC): Support -fshared-data. + (CPP_SPEC): Set _SEQUENT_ to 1. + (SHARED_SECTION_ASM_OP, ASM_OUTPUT_SHARED_COMMON): Supply new macros. + (SHARED_BSS_SECTION_ASM_OP, BSS_SECTION_FUNCTION): Likewise. - * integrate.c (expand_inline_function): Correct handling of arguments - passed by invisible reference. +Sat May 7 10:09:49 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cse.c (canon_hash): Compute hash code for SUBREG same as we do - for REG. Otherwise, SUBREG hash codes can change when qty_const - changes, which results in duplicate SUBREG entries, which can - cause a crash. + * reorg.c (mark_{referenced,set}_resources): Fix typos in last change. -Wed Oct 9 15:55:42 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * reload1.c (emit_reload_insns): Don't try to delete output reload + if there isn't one. - * cccp.c (main): Update MAX_INCLUDE_LEN if GCC_EXEC_PREFIX gets into - the act. + * i386.h (REG_ALLOC_ORDER): New macro. - * xm-a29k.h: Change copyright message back to GPL version 2. - * xm-a29k-ultra.h: Use GPL version 2 copyright. + * sched.c (sched_analyze_insn, attach_deaths_insn): Look at + CALL_INSN_FUNCTION_USAGE. - * reload1.c (reload): Put array size in cast, to prevent compiler - warning. + * reload1.c (choose_reload_regs): Remove previous change. - * dwarfout.c (type_attribute): Check for ERROR_MARK nodes. +Fri May 6 20:32:22 1994 Doug Evans (dje@canuck.cygnus.com) -Wed Oct 9 13:59:22 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * sparc.c (leaf_reg_backmap): Delete. + (sparc_flat_compute_frame_size): Renamed from + sparc_frw_compute_frame_size. All callers changed. + (sparc_flat_save_restore): Likewise. + (sparc_flat_output_function_prologue): Likewise. + Delete decl of call_used_regs. + Delete reference to frame_base_name, use frame pointer explicitly. + Print prologue end marker. + (sparc_flat_output_function_epilogue): Likewise (renaming). + Delete decls of asm_out_data_file, asm_out_file, call_used_regs. + Print epilogue start marker. + (sparc_flat_epilogue_delay_slots): Likewise (renaming). + (sparc_flat_eligible_for_epilogue_delay): Likewise. + * sparc.h (TARGET_FRW): Add note saying this option is deprecated. + (TARGET_FLAT): Renamed from TARGET_FRW_COMPAT. + (TARGET_SWITCHES): Delete references to -mfrw, -mfrw-compat. + Add -mflat. + (CONDITIONAL_REGISTER_USAGE): If -mflat, fix %i7, rename "%fp" + to "%i7", and make %g7 a global_reg. + (FRAME_POINTER_REQUIRED): Handle -mflat. + (INITIAL_FRAME_POINTER_OFFSET): Likewise. + (ARG_POINTER_REGNUM): Explicitly say it's the frame pointer. + (LEAF_REGISTERS): Make %g7 not a leaf register. + (leaf_reg_backmap): Delete. + (LEAF_REG_BACKMAP): Likewise. + (FUNCTION_PROLOGUE): Handle -mflat. + (FUNCTION_EPILOGUE): Likewise. + (DELAY_SLOTS_FOR_EPILOGUE): Likewise. + (ELIGIBLE_FOR_EPILOGUE_DELAY): Likewise. - * toplev.c (float_signal): Reenable handler. +Fri May 6 14:05:00 1994 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) - * configure: Comment out various options not yet updated. + * tree.h (TYPE_ATTRIBUTES): New macro. + (struct tree_type): attributes, new field. + (precision): Move this field up for better alignment. + (attribute_list_{equal,contained}): Prototype for new functions. + (build_type_attribute_variant): Prototype for new function. + * c-parse.in: Rewrite attribute parsing; update the expected + conflicts and state numbers. + * tree.c (TYPE_HASH): Move definition to top of file. + (make_node): Add support for SET_DEFAULT_TYPE_ATTRIBUTES. + (build_type_attribute_variant): New function. + (type_hash_lookup): Check if the attributes match. + (attribute_list_{equal,contained}): New functions. + * c-typeck.c (common_type): Add attribute merging. + (comp_types): Use COMP_TYPE_ATTRIBUTES macro. + * print-tree.c (print_node): Print attributes. + * c-common.c (decl_attributes): Move the attribute + recognition and rejection here from c-parse.in. + (decl_attributes): Use VALID_MACHINE_ATTRIBUTE macro. - * cp-*.c, cp-*.h: Renamed from cplus-*.[ch]. - * Makefile.in: Renaming here also. + * regclass.c (init_reg_sets_1): Eliminate several permanent + call_fixed_regs. - * x-*: Renamed from make-*. - * Makefile.in (tmake_file, xmake_file): New vars. - (Makefile): Depend on them. - * configure: Replace host_make_var_file with host_xmake_file. - Handle tmake_file also, for target machine. - Form file names from x- and t-. - Rearrange use of temporary files during editing of Makefile. + * rtl.def (CALL_INSN): Define new CALL_INSN_FUNCTION_USAGE field. + * rtl.h (CALL_INSN_FUNCTION_USAGE): New macro. + (find_reg{,no}_fusage): Prototype for new function. + * rtlanal.c (reg_used_between_p): Check usage exprs on CALL_INSNs. + (reg_referenced_between_p, reg_set_p, dead_or_set_regno_p): Likewise. + (find_reg{,no}_fusage): New functions. + * combine.c (try_combine): Restrict combining on CALL_INSNs. + (distribute_{notes,links}): Look at CALL_INSN_FUNCTION_USAGE. + * cse.c (cse_insn): Invalidate CLOBBERed registers. + (count_reg_usage): Count registers in USE rtls on CALL_INSNs. + * emit-rtl.c (make_call_insn_raw): New function. + (emit_call_insn{,_before}): Use make_call_insn_raw. + * calls.c (prepare_call_address, emit_call_1, expand_call): Change + from USE and CLOBBER insns to using CALL_INSN_FUNCTION_USAGE. + (emit_library_call{,_value}): Likewise. + * expr.c (use_regs, expand_builtin_apply): Likewise. + * expr.h (use_regs): Likewise. + * flow.c (flow_analysis, find_basic_blocks): Likewise. + * caller-save.c (insert_save_restore): Likewise. + * function.c (fixup_var_refs_insns): Likewise. + * jump.c (find_cross_jump, get_label_{before,after}): Likewise. + * reload1.c (emit_reload_insns): Likewise. + * reorg.c (mark_referenced_resources, mark_set_resources): Likewise. + * integrate.c (save_for_inline_copying, expand_inline_function): + Copy CALL_INSN_FUNCTION_USAGE field. + * reload1.c (choose_reload_regs): Ban filled argument registers. + * caller-save.c (save_call_clobbered_regs): CALL_INSN_FUNCTION_USAGE + requires a sharper liveliness check. + * flow.c (propagate_block): Mark all registers mentioned in USE + usage expressions on a CALL_INSN as used. + * jump.c (find_cross_jump): If STACK_REGS is defined two + CALL_INSNs only compare equal if their USE usage rtls are + the same as well. + * stupid.c (stupid_life_analysis): Check the usage information + on CALL_INSNs. - * t-mips: Most of x-mips moved here. - * t-decrose: Likewise from x-decrose. + * function.c (assign_parms): Spread out the REG_EQUIV notes + on CONCATs. - * xm-a29k-ult.h: Renamed from xm-a29k-ultra.h. +Fri May 6 12:43:10 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * Makefile. in (install-common): Don't handle `collect' specially. - It should be in EXTRA_PASSES if it is needed. + * reload.c (find_reloads): Ignore alternatives that will + not be reloadable due to PREFERRED_RELOAD_CLASS. - * cse.c (simplify_binary_expression): Use float handler for DF like SF. - Don't warn about traps; leave them for run time. + * explow.c (allocate_dynamic_stack_space): Just return + virtual_stack_dynamic_rtx if asking for zero bytes. + Set current_function_calls_alloca here and also record new + stack level for nonlocal gotos. + * expr.c (expand_builtin, case BUILT_IN_ALLOCA): Don't + set current_function_calls_alloca here nor record new + stack level for nonlocal gotos. + * stmt.c (expand_decl): Likewise. - * tm-hp9k320.h (SIZE_TYPE): New definition. - Note: this affects tm-3b1.h by inheritance. Not sure that's right. + * function.c (assign_parms): Use expr_size when appropriate. -Wed Oct 9 12:15:40 1991 Tom Wood (wood at dg-rtp.dg.com) + * c-typeck.c (comptypes): An enum type is compatible with type of + same signedness as well as precision. - * rtl.def (TRAP_IF): Make TRAP into a conditional trap. - * rtl.h (TRAP_CONDITION): Define. - * rtlanal.c (reg_referenced_p may_trap_p): Deal with TRAP_IF properly. - (volatile_refs_p side_effects_p): Not currently true for TRAP_IF. + * alpha.h (CONST_COSTS): Revise all costs. + * alpha.md (addsi3, subsi3): Add define_expand to make + adddi3/subdi3; old pattern is now anonymous. -Wed Oct 9 03:55:21 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * combine.c (simplify_rtx, case MULT): Don't convert MULT to + shift here. + (simplify_logical, case IOR): Convert back to PLUS if valid and + it will combine with another PLUS. + (extract_left_shift): New function. + (make_compound_operation, case ASHIFTRT): Simplify by calling it. + (force_to_mode): Don't ignore if X is a SUBREG. + (force_to_mode, case AND): Try to turn unchecked bits on + instead of just off and see which is cheaper. - * make-mips (BISONFLAGS): Assignment deleted. +Fri May 6 11:22:23 1994 Ian Lance Taylor (ian@cygnus.com) - * real.h (REAL_VALUE_MINUS_ZERO): New macro. - * fold-const.c (target_minus_zero): New function. - * tm-sun2os4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_FLOAT_OPERAND): - (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_DOUBLE_OPERAND): - Use REAL_VALUE_ISINF, REAL_VALUE_MINUS_ZERO. + * Makefile.in (libgcc1.a, libgcc2.a): Don't ignore errors in for + loops over $(LIB[12]FUNCS_EXTRA). -Tue Oct 8 17:56:13 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) +Fri May 6 06:14:56 1994 Mike Stump (mrs@cygnus.com) - * c-decl.c (duplicate_decls): If redeclaring builtin as static, - replace the old decl. + * expr.c (expand_cleanups_to): Tell expand_expr that we are going + to ignore the result of the cleanup. - * tm-seq386.h (HARD_REGNO_MODE_OK): Copy usual def into override def. +Thu May 5 17:45:02 1994 Stan Shebs (shebs@andros.cygnus.com) - * tm-news.h (CPP_PREDEFINES): Get rid of invalid conditionals. - * tm-tower.h: Likewise. + * gcc.c (do_spec_1): If -save-temps, always clear the deletion flag. - * tm-gmicro.h (MODES_TIEABLE_P): Fix typo. +Thu May 5 13:39:35 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * ns32k.md (rotrsi3): Fix typo `NEGATE' for `NEG'. + * combine.c (simplify_rtx, case SUBREG): Don't call force_to_mode. + (simplify_set): Call force_to_mode here. - * c-typeck.c (mark_addressable): Handle CONSTRUCTOR. - * expr.c (expand_expr): Handle addressable contructors. + * m68k.md (movhi): Simplify code involving jump-table + reference. + (load_address): Handle case of jump-table reference; output + required label. -Tue Oct 8 14:42:56 1991 Tom Wood (wood at dg-rtp.dg.com) +Thu May 5 12:28:16 1994 Ian Lance Taylor (ian@cygnus.com) - * expmed.c (lshift_value): Ensure the shift amount is in range. + * cccp.c (main): Include source file name in dependency output. -Mon Oct 7 20:45:35 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) +Wed May 4 18:45:07 1994 Doug Evans (dje@cygnus.com) - * integrate.c (function_cannot_inline_p, save_for_inline_copying, - save_for_inline_nocopy, expand_inline_function, - output_inline_function): Use GET_RTX_CLASS. + * config.sub: Remove duplicate -freebsd* entry. - * listing: Remove RCS Author and Log fields. +Wed May 4 18:03:34 1994 Jason Merrill (jason@deneb.cygnus.com) - * cse.c (exp_equiv_p): Fix typos in comments/spacing. - * emit-rtl.c: Likewise. - * expmed.c (store_fixed_bit_field): Likewise. - * integrate.c (subst_constants): Likewise. + * cccp.c (special_symbol): Don't copy simple strings, use wchar_type. + (main): Setup wchar_type for C++ if needed. + (initialize_builtins): Use wchar_type. - * longlong.h: Again fix same typo previously fixed Sept 5. +Wed May 4 17:19:34 1994 Mike Collison (collison@sw.stratus.com) -Mon Oct 7 17:28:23 1991 Michael Meissner (meissner at osf.org) + * reload.c (push_secondary_reload): Use TYPE for secondary type + if it is RELOAD_FOR_{INPUT,OUTPUT}_ADDRESS. - * xm-mips.h (MIPS): Define MIPS to 1 instead of nothing, so - mips-tfile will compile once again. +Wed May 4 16:35:49 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Oct 7 17:10:32 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * configure (i386-gnu): New, same as i386-mach. - * cccp.c (main): Pedantically warn if no newline at end of file. - (finclude): Likewise. + * global.c (find_reg): When looking for locally-allocated hard + regs to reclaim, use REG_ALLOC_ORDER to find least used. - * c-decl.c (grokdeclarator): funcdef_flag overrides parm level. + * reload1.c (emit_reload_insns): Add another way to delete an + output reload. -Sun Oct 6 16:37:31 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * reload1.c (reload, reload_as_needed): Check for use of return + register with reg_referenced_p, not reg_mentioned_p. - * sparc.md (peephole for lo-sum and load df): Use output_move_double. +Wed May 4 14:23:51 1994 Jim Wilson (wilson@cygnus.com) - * tree.h (DECL_BUILT_IN_NONANSI): New flag. - * c-decl.c (init_decl_processing): Set flag for `alloca'. + * mips.c (override_options): Delete TARGET_LLONG128 references. + * mips.h (MASK_LLONG128, TARGET_LLONG128): Delete. + (TARGET_SWITCHES): Delete -mlonglong128 option. + (LONG_LONG_TYPE_SIZE): Delete TARGET_LLONG128 reference. - * c-decl.c (duplicate_decls): Rearranged to reduce conditionals. - Allow redefining built-in functions as static even if new decl - is not a function. Also allow if built-in is not ANSI. + * mips/bsd-4.h, mips/bsd-5.h, mips/news4.h, mips/news5.h, + mips/nws3250v4.h, mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, + mips/svr4-5.h (CPP_SPEC): Delete. + * mips/dec-bsd.h (CPP_SPEC): Define __SIZE_TYPE__, + __PTRDIFF_TYPE__, and __mips. + (SIZE_TYPE): Delete. + * mips/dec-osf1.h (PTRDIFF_TYPE): Delete. + (CPP_SPEC): Define, overriding ultrix.h version. + * mips/iris5.h (CPP_SPEC): Define __SIZE_TYPE__, __PTRDIFF_TYPE__, + and __mips. + * mips/osfrose.h (CPP_SPEC): Define __PTRDIFF_TYPE__ and __mips. + (PTRDIFF_TYPE): Delete. + (SIZE_TYPE): Define. + (SET_ASM_OP): Define. + * config/mips/ultrix.h (CPP_SPEC): Delete. + (SIZE_TYPE): Delete. - * out-sparc.c (output_move_double): Fix typo in test for using ldd. +Tue May 3 19:04:43 1994 Jason Merrill (jason@deneb.cygnus.com) -Sun Oct 6 12:56:19 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * Makefile.in (stamp-objlist): Depend on OBJS and BC_OBJS so that + subdir makes will know to re-link. - * expr.c (expand_expr, case COND_EXPR): Rename var added in last - change; some C compilers don't like "optab optab;". +Mon May 2 16:05:05 1994 Per Bothner (bothner@kalessin.cygnus.com) -Sun Oct 6 09:26:55 1991 Michael Tiemann (tiemann at cygnus.com) + * toplev.c (compile_file): If static consts haven't been written + out yet, don't do it just because TREE_USED is set (if we're + optimizing). (This wins for C++, which uses static consts a lot.) - * cplus-method.c (build_overload_name): When walking up contexts, if - CONTEXT becomes a _TYPE node, point it at the _DECL node for the - type. +Mon May 2 16:42:59 1994 Jim Wilson (wilson@cygnus.com) - * cplus-decl2.c (grokclassfn): Paremeter COMPLAIN deleted. No - longer performs sanity check by itself. - (check_classfn): New function. Performs sanity check that - `grokclassfn' used to do. All callers changed. + * stmt.c (expand_end_case): Make sure gen_casesi operands are + valid by passing them through copy_to_mode_reg if necessary. + * mips.md (casesi): Delete force_reg calls. - * tree.h (struct tree_decl): Add new ignored_flag; delete - lang_flag_8 to make room. - (DECL_IGNORED_P): New macro. - (DECL_LANG_FLAG_8): Deleted. - * cplus-dbxout.c (dbxout_type): Use this macro instead of - ANON_AGGRNAME_P. - * cplus-decl.c (pushtag): Set DECL_IGNORED_P when appropriate. - * cplus-decl.c (duplicate_decls): Ensure DECL_IGNORED_P remains - consistent. + * ns32k.c (output_move_double): Always use split_double for the + CNSTOP case. - * cplus-decl.c (grokfndecl): If we have an overloaded operator, set - the DECL_NAME to something that dbxout.c can handle. - * cplus-method.c (hack_operator): Change this function to handle - this new behavior. - * cplus-init.c (do_friend): Ditto. + * gcc.c (translate_options): For options that take an argument, + don't skip the argument if it doesn't exist. -Sat Oct 5 14:32:01 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) + * c-decl.c (pushdecl): Use lookup_name_current_level_global instead + of lookup_name for extern references. Don't return duplicate decl + if it came from the global binding level, and there exists a + conflicting decl in an intervening block. + (lookup_name_current_level_global); New function. + * c-tree.h (lookup_name_current_level_global): Declare. - * expmed.c (expand_mult): Avoid fetching memory more than once. + * sys-protos.h (read, write): Last parm is size_t not unsigned int. - * tm-ultrix.h (DOLLARS_IN_IDENTIFIERS): Define as 1. + * unroll.c (remap_split_bivs): New function. + (unroll_loop): When remapping split bivs in the last instruction, + handle JUMP_INSNs in addition to INSNs. - * expr.c (expand_builtin): Clarify error message for BUILT_IN_NEXT_ARG. +Mon May 2 12:53:57 1994 Jason Merrill (jason@deneb.cygnus.com) -Sat Oct 5 08:42:02 1991 Michael Tiemann (tiemann at cygnus.com) + * config/nextstep.h (INCLUDE_DEFAULTS): Add cxx_aware field. + * config/vax/xm-vms.h (INCLUDE_DEFAULTS): Ditto. - * cplus-decl.c (clear_anon_tags): New function. - (make_anon_name): Moved here from cplus-method.c. - * cplus-lex.c (check_for_missing_semicolon, note_list_got_semicolon): - call `clear_anon_tags' when done. - * cplus-dbxout.c (dbxout_type): No longer test ANON_AGGRNAME_P for - TYPE_NAMEs that are IDENTIFIER_NODES. They no longer appear in GNU - C++. Also, we can rely on the fact that there are no anon aggrnames - in tag lists. +Fri Apr 29 18:30:38 1994 Kung Hsu (kung@cygnus.com) - * cplus-decl.c (xref_tag): Set TREE_VEC_LENGTH (BINFOS) to the - number of basetypes that were actually accepted. + * tree.h (TYPE_DECL_SUPPRESS_DEBUG): new macro to support + suppressing of detail type infos into stabs. + * dbxout.c (dbxout_type): check the above flag to generate cross + reference in stabs. - * cplus-parse.y (datadef, fndef): Accept `extern "C"' as a storage - class specifier. +Fri Apr 29 01:01:45 1994 Doug Evans (dje@cygnus.com) - * cplus-init.c (build_new): Handle allocating types whose TRUE_TYPEs - start off as ARRAY_TYPEs. + * Makefile.in (stamp-objlist): New target. - * cplus-typeck.c (build_unary_op): We don't need to wrap - CURRENT_CLASS_DECL in a NON_LVALUE_EXPR when taking the address of - C_C_D. +Thu Apr 28 22:17:15 1994 Doug Evans (dje@cygnus.com) - * cplus-init.c (resolve_offset_ref): Fix error message for - non-static member references. Also, don't crash if EXP is not a - TREE_LIST or an OFFSET_REF. + * Makefile.in (USE_ALLOCA): Rearrange "'s. + (FLAGS_TO_PASS): Delete CLIB, MALLOC, OBSTACK. - * cplus-expr.c (cplus_expand_expr): Handle OFFSET_REFs. +Thu Apr 28 19:04:17 1994 Jim Wilson (wilson@cygnus.com) - * cplus-typeck.c (build_binary_op_nodefault): If PEDANTIC, don't - permit comparisons between pointers and integers. + * stmt.c (expand_end_case): Correct test for sign extending + unsigned constant index when creating index_expr. - * cplus-decl2.c (explicit_warn_return_type): New variable. - * cplus-decl.c (grokdeclarator): Test `explicit_warn_return_type' - instead of `warn_return_type'. + * cccp.c (macroexpand): Use start_line for line number of the new + instack level pushed at the end. - * cplus-decl.c (grokdeclarator): Fix criterium for deciding whether - to turn a FUNCTION_TYPE declaration into a METHOD_TYPE declaration - based on FRIENDP and STATICP. - (implicitly_declare): If PEDANTIC, treat this as an error. +Thu Apr 28 18:59:17 1994 Mike Stump (mrs@cygnus.com) - * cplus-cvt.c (convert_to_integer): Make anachronisms errors if - PEDANTIC is nonzero. + * stmt.c: Remove old exception handling support from the backend. - * cplus-typeck.c (convert_for_assignment): If PEDANTIC, don't let - void * convert to non-void* types. Similarly, don't let const* - pointers be assigned to non-const* pointers. Similarly for signed - vs. unsigned pointers. - (warn_for_assignment): Add new parameter SEVERE. +Thu Apr 28 18:59:53 1994 Torbjorn Granlund (tege@adder.cygnus.com) - * cplus-decl.c (push_overloaded_decl): If PEDANTIC, give error when - functions overload variables. + * sparc.c (arith_double_operand): Modify to accept all possible constants. + * sparc.md (adddi3, subdi3, anddi3, iordi3, xordi3): Corresponding changes. + (one_cmpldi3): Don't allow constants for operand 1. - * cplus-decl2.c (grokfield): If PEDANTIC, don't let fields have - initializers (conditionalized on PEDANTIC). - * cplus-class.c (finish_struct): Set TYPE_GETS_{ASSIGNMENT,INIT_REF} - for UNION_TYPE. +Thu Apr 28 18:10:18 1994 David Edelsohn (edelsohn@npac.syr.edu) -Sat Oct 5 06:52:29 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * rs6000.md (addsi3): Prefer add without carry instructions and + flag input operands as commutative for condition register variant. + (subsi3): Define PowerPC patterns using subtract without carry. + (numerous): Flag input operands as commutative for condition + register variant. + (mov* matchers): Use mr instruction in ! TARGET_POWERPC case as + well and mr. in condition register variant. + * rs6000.c (output_prolog): Use mr, lis, and li instructions. + Use subf instruction if TARGET_POWERPC. + (output_epilog): Use cal/addi instruction. - * expr.c (expand_expr, case COND_EXPR): Case for X ? A + 1 : A can - also handle MINUS_EXPR and BIT_*_EXPR. +Thu Apr 28 12:48:59 1994 Andreas Neubacher (aneubach@risc.uni-linz.ac.at) - * rtl.h (copy_rtx_if_shared): Declare here. - * emit-rtl.c (unshare_copies): Delete unused variable. - (copy_rtx_if_shared): No longer static. - (reset_used_flags): New function. - * combine.c (copy_substitutions): Deleted. - (try_combine): When making new insns, ensure that we do not have any - improper sharing by using copy_rtx_if_shared; no longer call - copy_substitutions. + * i386/seq-sysv3.h (SHARED_SECTION_ASM_OP): Defined. - * combine.c (try_combine): If an insn that is a PARALLEL of two sets - isn't recognized and the result of the second SET is unused, ignore it. +Thu Apr 28 12:40:28 1994 Doug Evans (dje@cygnus.com) -Fri Oct 4 15:25:33 1991 Michael Tiemann (tiemann at cygnus.com) + * expr.c (expand_builtin): Fix typo in previous patch + (allow __builtin_next_arg in varargs functions). - * cplus-decl.c (set_identifier_type_value): New function. Change - all callers of macro SET_IDENTIFIER_TYPE_VALUE to call this function - instead. +Tue Apr 26 16:31:44 1994 Per Bothner (bothner@cygnus.com) - * cplus-decl.c (pushdecl): Back out Sep 26 change. ??? This problem - really has to be solved in a more global fashion. - (struct binding_level): New field `type_shadowed' for typenames that - get shadowed. All pop* routines that restore from shadowed lists - now restore IDENTIFIER_TYPE_VALUE from the `type_shadowed' field. + * tree.h (AGGREGATE_TYPE_P): New macro. + * calls.c, expr.c, function.c, stmt.c, varasm.c: Use + new macro AGGREGATE_TYPE_P. -Fri Oct 4 14:47:52 1991 Michael Meissner (meissner at osf.org) +Mon Apr 25 18:45:28 1994 John Hassey (hassey@dg-rtp.dg.com) - * sdbout.c (include of syms.h): Don't include on MIPS - systems, since the system does not provide the file, rather use - "gsyms.h". This is a problem for Silicon Graphics, and the System V - varient on RISC-OS, both of which define the USG macro. Patch from - jonathan@isor.vuw.ac.nz. + * varasm.c (copy_constant, case CONSTRUCTOR): Fix typo; copied list + was placed on old CONSTRUCTOR, not new one. -Fri Oct 4 13:37:11 1991 Tom Wood (wood at dg-rtp.dg.com) +Mon Apr 25 15:04:53 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * stor-layout.c (get_best_mode): Add a volatilep parameter - indicating that the smallest mode is desired. - * expmed.c, fold-const.c: All callers changed. - (optimize_bit_field_compare): Initialize {l,r}volatilep now that - they are used. + * c-decl.c (grokdeclarator): Never warn about `long long' in + system header. -Thu Oct 3 22:08:45 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * c-decl.c (finish_decl): Redo last change. - * objc-actions.h (CLASS_SUPER_NAME): Change type.basetypes to - type.binfo so that it will compile. + * Makefile.in (*compare*): Add missing semicolons. -Thu Oct 3 06:46:38 1991 Niklas Hallqvist (niklas at appli.se) +Mon Apr 25 15:02:31 1994 Doug Evans (dje@cygnus.com) - * cplus-tree.h (PARANOID): Don't define if already defined. - ({SET,CLEAR}_CLASSTYPE_MARKED*): New macros needed to get through - C compilers who don't allow comma expressions as lvalues. - ({SET,CLEAR}_BINFO_*): Ditto. + * configure (m68k-hp-hpux): t-hp320g no longer needed as of gas 2.1. + * m68k/t-hp320g: Deleted. - * cplus-init.c: Use new SET/CLEAR macros. +Mon Apr 25 14:23:18 1994 Poul-Henning Kamp (phk@login.dkuug.dk) - * cplus-search.c: Ditto. + * config.sub, configure: Recognize FreeBSD. + * i386/freebsd.h, x-freebsd: New files. + * i386/x-freebsd: New file. + * i386.h (TARGET_NO_FANCY_MATH_387): New option. + * i386.md (TARGET_NO_FANCY_MATH_387): Implement new option. + * ginclude/stdarg.h, ginclude/stddef.h, ginclude/varargs.h: + Recognize __FreeBSD__. + * gcc.c (link_command_spec): Add -Z argument for ZMAGIC's on FreeBSD. - * cplus-decl.c: Ditto. - (lookup_tag): Accept *_DECLs as nodes in the context chain. - (lookup_nested_type): Accept FUNCTION_DECLs not only as head of - the context chain, but at any place in it. - -Thu Oct 3 06:42:08 1991 Michael Meissner (meissner at osf.org) - - * c-decl.c (c_decode_option): Add new switch -Wparentheses and - -Wnoparentheses to control whether GCC warns about adding extra ()'s - around a subexpression. Make -Wparentheses default behavior. - (warn_parentheses): New global variable. - - * c-tree.h (warn_parentheses): New variable. - - * c-typeck.c (parser_build_binary_op): Check for warn_parentheses - before emitting warnings about adding (). - -Wed Oct 2 20:51:04 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * gcc.texinfo: Correct documentation for CONSTANT_ADDRESS_P, - CONSTANT_P, and HIGH. - -Wed Oct 2 15:08:32 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-class.c (modify_vtable_entries): Fix error in computing - offsets to use for virtual functions from virtual baseclasses. - * cplus-except.c (lookup_exception_type): Change local variable name - `binfo' to `link'. - * cplus-lex.c (yylex): Cast shorts to (long) when building longlong. - -Wed Oct 2 11:32:35 1991 Michael Meissner (meissner at osf.org) - - * tm-encrose.h (new file): New configuration file for Encore - Multimax running OSF/1, and using the OSF/rose object formats. - -Wed Oct 2 08:33:08 1991 Tom Wood (wood at dg-rtp.dg.com) - - * tree.h (TYPE_UID): Add this field to TYPE nodes. - * tree.c (make_node): Initialize it. - * dwarfout.c (TYPE_NAME_FMT): Use TYPE_UID rather than TREE_UID. - (equate_type_number_to_die_number): Discard type qualifiers. - (output_typedef_die): Don't use equate_type_number_to_die_number. - -Wed Oct 2 08:04:57 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (cse_process_notes): Fix typo; missing arg in return. - -Wed Oct 2 06:56:13 1991 Ron Guilmette (rfg at ncd.com) - - * Makefile.in (ENQUIRE_CFLAGS): Remove duplicate use of GCC_CFLAGS. - - * Makefile.in (cplus-tab.c): Adjust number of expected conflicts. - - * Makefile.in (mostlyclean): Remove collect and collect2. - - * tm-svr4.h: Add new file; prototype for System V, Release 4. - -Tue Oct 1 23:00:13 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload.c (find_reloads_address): Fix error in previous change; - clean up REG case so it is easier to read. - -Tue Oct 1 14:05:46 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-decl.c (finish_{decl,function}): Use new function - `note_debug_info_needed' instead of setting CLASSTYPE_ASM_WRITTEN. - * cplus-search.c (note_debug_info_needed): New function. - Recursively set CLASSTYPE_ASM_WRITTEN in a hierarchy when called. - - * cplus-class.c (finish_struct): If DECL_NAME of the BASE_FNDECL is - NULL_TREE, we know we're looking at a virtual destructor. - -Tue Oct 1 09:47:25 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (OPTIMIZATION_OPTIONS): Enable scheduling insns now for - -O2 optimization. - - * Makefile.in (STAGESTUFF): Add $(EXTRA_PASSES), to allow moving any - extra passes into the stage[1234] directories, and to remove the - extra stuff when doing make clean. - -Tue Oct 1 08:35:11 1991 Tom Wood (wood at dg-rtp.dg.com) - - * dwarfout.c (FUNC_END_LABEL_FMT, TYPE_NAME_FMT): Undo this change. - - * c-decl.c (grokdeclarator): When making an unsigned bitfield - type from a typedef, preserve the size. A typedef of an - explicitly signed typedef is explicitly signed. - -Mon Sep 30 22:51:07 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * out-sparc.c: Fix misc typos and indentation problems. - Delete all unnecessary extern declarations. - Include "recog.h". - Consistently use Pmode instead of SImode for addresses. - Use macros defined in tm-sparc.h instead of magic numbers. - (reg_or_0_operand): Accept CONST_DOUBLE zero. - (symbolic_operand): Accept CONST_DOUBLE. - (move_operand): Accept arith_double_operand ('H'), SMALL_INT - ('I'), and sethi operands ('K'). - (move_pic_label): Renamed from move_reg_or_immed_operand. If - flag_pic is true, accept a LABEL_REF, otherwise fail. - (arith_double_operand): Accept SMALL_INT ('I') CONST_INTs. Correct - computation of when a CONST_DOUBLE is a SMALL_INT ('H'). - (eligible_for_epilogue_delay): Accept arith_double_operands. - (emit_move_sequence): Handle arith_double_operands. Handle - loading of labels for pic, need to add a clobber of %o7 (reg 15). - (find_addr_reg): Don't return FRAME_POINTER_REGNUM. It is not - safe to play around with the frame pointer. - (hard_regno_mode_ok): Change from short to int array. - (output_pic_sequence, output_pic_sequence_2, fp_zero_hook): Delete - long obsolete routines. - (print_operand): Delete support for obsolete 'S' and 'H' cases. - (output_double_int): New function. Outputs assembler code for 64 - bit (DImode) values. - - * sparc.md: Fix misc typos and indentation problems. - Delete unnecessary (set_attr "type" "binary") lines. - Consistently use %a1 in sethi and ori output templates. - Consistently use Pmode not SImode for addresses. - Consistently use the same predicate for both operand 1 and - operand 2 in commutative patterns. Don't use same predicate in - non-commutative patterns. - Consistently use \; to separate multiple instuctions. - Change "r%" to "%r". - (define_attr length): Handle arith_double_operand predicate. - (movsi): Combine two movsi patterns into one, except for loading - of pic labels. New pattern to load pic labels, which clobbers %o7. - (movhi): Combine two movhi patterns into one. - (movqi): Combine two movqi patterns into one. - (movdi): Discourage the Q/f constraint option so that DImode - variables won't end up in floating pointer registers. - (floatsisf2, floatsidf2): Delete patterns accepting a const_int - operand. These should never be matched. In remaining patterns, - accept nonimmediate_operand instead of general_operand. - (adddi3, subdi3, anddi3, iordi3, xordi3, xnordi3, one_cmpldi2): - Accept arith_double_operand predicates and "HI" constraints. - (last peephole): Reg 0 should be CCmode not SImode. - - * tm-sparc.h: Fix misc typos. - (WORDS_BIG_ENDIAN): Indicate why it must be true. - (hard_regno_mode_ok): Change from short to int array. - (CONST_DOUBLE_OK_FOR_LETTER_P): Add new 'H' constraint, for DImode - constants that can fit in an immediate field. - (CONSTANT_ADDRESS_P): Accept any CONSTANT_P, including - CONST_DOUBLEs. - (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs if match 'H' - constaint. - (RTX_COSTS): Define cost for FLOAT to be more expensive than - CONST_DOUBLEs, so that cse will prefer the latter. - (ASM_OUTPUT_DOUBLE_INT): New macro to output DImode constants. - - * sched.c (schedule_block): When calculating register lifetime - info, handle CLOBBERs and USEs. The code that adds REG_DEAD notes - already handles them. - (update_n_sets): New function, subroutine of update_links. - Given a SET or CLOBBER, updates reg_n_sets as appropriate, - depending on whether this is in a deleted or a new insn. - (update_links): Call update_n_sets to subtract info for split - insn, and add info for insns resulting from the split. - -Mon Sep 30 19:06:50 1991 Michael Meissner (meissner at osf.org) - - * ecoff-cmp (TMP): Fix typo, from jonathan@isor.vuw.ac.nz. - - * mips-tfile.c (toplevel): Don't declare _flsbuf under Silicon - Graphics, from jonathan@isor.vuw.ac.nz. - -Mon Sep 30 15:54:02 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (cse_process_notes): New function. - (cse_basic_block): Call it for each insn. - (count_reg_usage): Count usage in a REG_EQUAL note. - (delete_dead_from_cse): Call count_reg_usage with insn, not pattern. - * loop.c (scan_loop): Replace a register used in a REG_EQUAL note. - (find_single_use_in_loop): Two uses in single insn doesn't disqualify. - Allow argument to be REG_NOTES. - (count_loop_regs_set): Call find_single_us_in_loop on REG_NOTES. - -Mon Sep 30 15:47:03 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-call.c (ideal_candidate): Return 0 if the top two candidates - have identical rankings but incompatible types. - - * cplus-lex.c (cons_up_default_function): Set DECL_NAME (FN) to - NULL_TREE in order to mark the function as being generated by the - compiler. - * cplus-init.c (emit_base_init): Change to use this interface. - * cplus-decl.c (duplicate_decls, redeclaration_error_message): Ditto. - (store_parm_decls): Ditto. - * cplus-decl2.c (grokclassfn): Ditto. - * cplus-dbxout.c (dbxout_type_methods): Ditto. - * cplus-class.c (finish_struct_methods): Ditto. - * cplus-method.c (fndecl_as_string): Ditto. - * cplus-search.c (lookup_fnfields_1): Ditto. - (compute_visibility): Ditto. - * cplus-typekc.c (build_function_call): Ditto. - * cplus-tree.c (lang_printable_name): Ditto. Also use - DECL_ASSEMBLER_NAME instead of DECL_NAME in DESTRUCTOR_NAME_P test. - * calls.c (expand_call): Change also needed here. - -Mon Sep 30 15:31:53 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * dbxout.c: Include before config.h, because it may define - MIN and MAX. - - * fold-const.c (const_binop): Delete incorrect short cut for - (0 - const). - - * expr.c (do_tablejump): Pass GET_MODE (index) instead of Pmode to - emit_cmp_insn, because the latter fails when integers and pointers - are different sizes. - - * combine.c (subst): When checking to see if associating helps - simplify rtl, make sure we pass the constant operand if any as the - second one if this is a commutative operation. - - * cccp.c (rescan): Save obufp_before_macroname as an offset from - the start of op->buf instead of as a pointer into the middle, in - case op->buf gets realloced. - -Mon Sep 30 14:07:20 1991 Tom Wood (wood at dg-rtp.dg.com) - - * dwarfout.c (FUNC_END_LABEL_FMT, TYPE_NAME_FMT): TREE_UID is - unique only if the node is TREE_PERMANENT. Augment the spelling - of labels using TREE_UID with the TREE_UID of the current function. - - Changes from Ron Guilmette: - * dwarfout.c (output_symbol): Deal with formal parameters with an - incomplete tagged type. - (output_bound_representation): Fix for arrays with dynamic bounds. - - Changes from Jim Wilson: - * dwarfout.c: Define strrchr to rindex for non USG systems. - Use DECL_BIT_FIELD_TYPE not DECL_BIT_FIELD to test for bitfields. - -Sun Sep 29 16:29:08 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload.h (indirect_symref_ok): New variable. - * reload.c (find_reloads_address): Remove shadowing decls of `tem'. - Only allow certain forms addresses as indirect; check - indirect_symref_ok to see if (mem (symbol_ref ...)) is a valid - address; if not that form or simple, not valid indirect address. - * reload1.c (indirect_symref_ok): Define here. - (init_reload): Initialize vars used to determine which addrs are valid. - (reload): Don't do it here. - Update comment to relect what `alter_regs' currently does. - - * tree.h (struct tree_decl): Add new from_inline_flag; delete - lang_flag_9 to make room. - (DECL_FROM_INLINE): New macro. - (DECL_LANG_FLAG_9): Deleted. - * c-decl.c, cplus-decl.c (pushdecl): Use DECL_FROM_INLINE instead of - TREE_INLINE where appropriate. - * cplus-decl.c (finish_decl): Likewise. - * integrate.c (integrate_parm_decls, integrate_decl_tree): Set - DECL_FROM_INLINE instead of TREE_INLINE. - * print-tree (print_node): Print DECL_FROM_INLINE. - Delete reference to DECL_LANG_FLAG_9. - -Sun Sep 29 12:49:47 1991 Michael Tiemann (tiemann at cygnus.com) - - * c-decl.c, c-typeck.c, cplus-decl.c, toplev.c: - Set/test TREE_ADDRESSABLE of DECL_ASSEMBLER_NAME, not DECL_NAME for - function decls. - - * cplus-class.c: Export `current_lang_stack' and - `current_lang_base'. - cplus-decl.c (push_overloaded_decl): Allow redeclaration of a - function that was previously given a linkage specification at - top-level (i.e., not in an explicit linkage arena). - - * cplus-typeck.c (convert_arguments): Strip the `&' from an - overloaded function passed as an argument into an ellipses. - -Sat Sep 28 15:37:26 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-typeck.c (build_x_binary_op): We have to special-case the - failure of MEMBER_REF to be overloaded as an operator. - -Sat Sep 28 10:44:36 1991 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * reload1.c (reload): If we find at some point that we need - caller-saves, disable elimination of the frame pointer. - - * reload.c (subst_reloads): Re-enable code to prevent making - a SUBREG inside a SUBREG. - -Sat Sep 28 00:40:51 1991 Ken Raeburn (raeburn@cygnus.com) - - * cplus-pt.c (do_pending_expansions): Adjust "DECIDE" macro to avoid - compiler warning from Sun cc. - -Fri Sep 27 17:30:39 1991 Per Bothner (bothner at cygnus.com) - - * configure[.in]: Move most of the target_vendor switch - entries (e.g. next, sun, sony) from the m88k architecture to m68k, - where they belong. - -Fri Sep 27 16:21:04 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-search.c (recursive_bounded_basetype_p): Add new parameter - UPDATE_CHAIN so that function now behaves as comment prescribes. - * cplus-search.c (compute_visibility): Fix error in conversion of - data structures from list-based to binfo-based nodes. - -Fri Sep 27 07:05:57 1991 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * c-decl.c (pushdecl): Fix typo: TREE_EXTERNAL misspelled. - -Thu Sep 26 17:36:14 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (ASM_FINAL_SPEC): Handle gcc -c -o foo bar.c. - - * tm-decrose.h (ASM_FINAL_SPEC): Handle gcc -c -o foo bar.c. - - * make-decrose (cplus-lex rule): Remove hacks in compiling - cplus-lex, since bug in 1.39 inlining was fixed to allow us to - compile the module normally. - -Thu Sep 26 11:53:49 1991 Ken Raeburn (raeburn@cygnus.com) - - * cplus-tree.h (TEMPLATE_TYPE_*): Use slower versions that uses tree - structures more properly, so accessor macros don't lose. - - * cplus-pt.c (end_template_parm_list): For type parameters, make the - new decl be the name of the "type". - - * Makefile.in (cplus-tab.{c,h}): There are now 30 s/r conflicts. - - * cplus-class.c (resolves_to_fixed_type_p, case CALL_EXPR): Deleted - duplicate code. - - * cplus-decl.c (poplevel): Deleted duplicate code saving info on - accesses to external via non-global decls. - (pushdecl): For typedef of unnamed type, don't store new name for - type if not at global binding scope. Also, don't need to test for - TYPE_DECL when previous conditional guarantees it. - (start_decl): Clear TREE_PUBLIC flag of templates. - (finish_decl): For variables in static storage with constructors, - force it into data section (out of common storage) only if the name - is externally visible. - - * cplus-gc.c (type_needs_gc_entry): If the type has no base types, - don't check to see whether they need gc entries. - - * cplus-parse.y (yyprint): Handle SCSPEC and AGGR. - - * cplus-pt.c (end_template_decl): Clear IDENTIFIER_TYPE_VALUE slots - for type parameters, then call adjust_type_value. - (instantiate_class_template): Do nothing if classname is - error_mark_node. - (mangle_class_name_for_template): Make buf a static array, since - its address gets returned. - - * reload1.c (reload): Provide array size in cast, to avoid compiler - warnings. - - From Niklas Hallqvist: - * cplus-tree.h (struct template_info): Added new field "aggr", which - will be class_type_node or struct_type_node for class or struct - templates. - * cplus-parse.y (template_def): Pass current_aggr to - end_template_decl. - (template_instantiation): Use aggr field. - * cplus-pt.c (end_template_decl): Argument IS_CLASS is now a tree, - used to set the aggr field. - (overload_template_name): Use aggr field. - - Suggested by John Carr: - * cplus-dbxout.c (dbxout_tags): Don't omit argument to - dbxout_finish_symbol. - (dbxout_continue): Omit declaration and definition if - DBX_CONTIN_LENGTH is not greater than zero, like its calls. - (print_int_cst_octal): Ditto, based on defined(WINNING_GDB). - * cplus-decl.c (GNU_end_scope): Never used; deleted. - (pushdecl): Vars nglobals, len are used only in code under "#if 0"; - comment out decls as well. - * cplus-gc.c (expand_gc_prologue_and_epilogue): Variable "head" was - unused; deleted. - * cplus-init.c (expand_aggr_vbase_init_1): All args are type tree. - (expand_vec_init): Don't return without a value when "initializer - ends prematurely". - * cplus-method.c (build_overload_nested_name): Pass all necessary - arguments in recursive call. - * cplus-search.c (pop_type_level): Cast argument to pop_stack_level - to proper type. - (push_memoized_context): Ditto for push_type_level. - (my_copy_node): Unused; deleted. - (lookup_fnfields): Add missing arg to get_binfo. - (lookup_field): Ditto. - - From Niklas Hallqvist: - * cplus-decl.c (push_to_top_level): Handle case of function with - unnamed parms. - (pop_from_top_level): Ditto. - -Thu Sep 26 07:46:08 1991 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * loop.c (scan_loop): Don't eliminate register that is set by - consecutive insns. - -Wed Sep 25 18:53:52 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * c-decl.c (pushdecl): Suppress warnings about mismatch of - extern decl when it comes from inlining a function. - - * emit-rtl.c (set_new_first_and_last_label_number): New function. - (max_label_num): Use last_label_num if valid. - * integrate.c (output_inline_function): Call set_new_... - -Wed Sep 25 18:37:36 1991 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * flow.c (find_auto_inc): Set BLOCK_NUM of new insns emitted while - making an auto-inc. - - * Makefile.in (getopt*.o): Each file depends on its .c file and on - the compiler executable files. - -Wed Sep 25 18:18:46 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * toplev.c (debug_info_level): New variable. - * flags.h (debug_info_level, enum debug_info_level): New declarations. - * toplev.c (main): Rewrite handling of -g* and -G* options. - Now -G indicates use of GDB extensions. -g0 removed. - -Tue Sep 24 03:20:07 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * alloca.c: Test __STDC__, not X3J11. - Do nothing if alloca is defined as a macro. - -Tue Sep 24 09:15:17 1991 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * global-alloc.c (eliminable_regset): New variable. - (global_alloc): Compute it and use to turn off conflicts. - Refine computation of no_global_alloc_regs when ELIMINABLE_REGS is - defined. - (mark_elimination): Don't do anything with allocnos and don't do - any allocation. - - * reload1.c (eliminate_regs_in_insn): Try to re-recognize insn if - we replaced a (set X (plus Y Z)). - -Tue Sep 24 06:34:04 1991 Michael Tiemann (tiemann at mole.gnu.ai.mit.edu) - - * cplus-tree.c (virtual_member): Change TREE_VALUE accessor macro to - BINFO_TYPE. - * tree.h (BINFO_TYPE): New name for BINFO_VALUE. - * All cplus-* files: Changed to reflect new name. - -Mon Sep 23 12:56:11 1991 Michael Meissner (meissner at osf.org) - - * tm-mips.h (ASM_SPEC): Fix typo, and close {}'s properly. - -Mon Sep 23 10:30:51 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-tree.c (propagate_assoc_offsets): Keep relative offsets of - child_child correct when copying children. - - * cplus-class.c Use `BINFO_VALUE' instead of `TREE_VALUE' when - accessing the type value of a binfo node. - * cplus-decl.c (finish_function): Ditto. - * cplus-init.c (build_vbase_delete): Ditto. - -Mon Sep 23 06:11:56 1991 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - - * flow.c (reg_n_refs): Use int, not short. Short can overflow - if we have very deep loop nesting. - (allocate_for_life_analysis): Allocate reg_n_refs as int. - * regs.h (reg_n_refs): Now int. - * sched.c: Delete duplicate definitions of objects defined in regs.h. - - * combine.c (try_combine): Correctly check for independent insns - in a PARALLEL. - - * combine.c (distribute_note, case REG_DEAD): If we discover a register - is never used, see if we can delete the insn that set it. - -Sun Sep 22 19:24:52 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-type2.c (build_functional_cast): Don't forget a valid - function call if we found one (and nothing more). - -Sun Sep 22 07:48:18 1991 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) +Mon Apr 25 14:08:26 1994 Doug Evans (dje@cygnus.com) - * rtlanal.c (rtx_varies_p, case REG): Correct typo; sense of comparison - was backwards. + * configure (language search loop): Correct test for no languages. + (CC): Use single quotes to avoid shell expansion of $(CC). - * global-alloc.c (mark_elimination): Don't use HARD_REG_SET macros - to access basic_block_live_at_start. +Mon Apr 25 13:10:07 1994 Andreas Stolcke (stolcke@icsi.berkeley.edu) - * reload1.c (set_label_offsets): New function. - (offsets_known_at, offsets_at): New variables. - (reload): Allocate and initialize them. - Set each label in FORCED_LABELS to be at initial offsets. - Call set_label_offset on all insns that might involve labels. - Use GET_RTX_CLASS when appropriate. - (eliminate_regs, mark_not_eliminable): Ignore sets of FP when looking - for sets of a "to" register. - (eliminate_regs_in_insn): No longer suppress elimination for any - pair not at its initial offet at a jump. + * Makefile.in (install-common): Install EXTRA_PARTS with + INSTALL_DATA, not INSTALL_PROGRAM. + +Mon Apr 25 06:34:00 1994 Stephen L Moshier (moshier@world.std.com) + + * fold-const.c (fold-convert): Use assignment, instead of + initializing, aggregate local variable REAL_VALUE_TYPE. + +Sun Apr 24 11:17:20 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * reorg.c (redirect_with_delay_list_safe_p): Fix off-by-one error. + + * real.c (etoe53, etoe24): Make all occurrences static. + + * emit-rtl.c (try_split): Don't try to recursively split deleted insn. + + * rs6000.md (movti): Adjust constraints to avoid impossible reload. + + * expr.c (expand_expr, case SAVE_EXPR): Fix error in last change. + +Sat Apr 23 06:45:50 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * reload1.c (reloads_conflict, case RELOAD_FOR_OUTPUT): Fix typo. + +Fri Apr 22 18:43:08 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * configure (alpha-dec-osf): Fix typo. + +Fri Apr 22 15:02:22 1994 Hallvard B Furuseth (h.b.furuseth@usit.uio.no) + + * gcc.c (handle_braces, check_live_switch): Refine previous change. + +Fri Apr 22 03:27:26 1994 Doug Evans (dje@cygnus.com) + + * configure: Sort machines. + + * Language directory reorganization. + * configure: Auto-configure each language subdirectory by looking + for */config-lang.in. + Add language makefile fragments (Make-lang.in) to top level makefile, + and hook them in via lang.* targets. + Configure each language subdirectory. On hosts that support them, + create stage[123] symlinks in each subdirectory. + If there is a configure script in the subdirectory, run it. + * Makefile.in (LANGUAGES): Remove c++. + (SUBDIRS): New variable. + (LEX, LEXFLAGS): Ditto. + (MAKEOVERRIDES): Ditto. + (COMPILERS): Remove cc1plus. + (LANG_MAKEFILES, LANG_STAGESTUFF, LANG_DIFF_EXCLUDES, FLAGS_TO_PASS): + New variables. + (CPLUS_OBJS, CPLUS_TREE_H, C++, c++, g++, g++-cross, cc1plus, + cp-*.o, g++.o, gplus.info): Deleted. + (STAGESTUFF): Remove g++, g++-cross, cc1plus. Add $(LANG_STAGESTUFF). + (Makefile): Depend on $(LANG_MAKEFILES). + (####language hooks, ####language fragments): New spots for sed + to insert things. + (all.cross, all.build, start.encap, rest.encap, info, dvi, + install-normal, install-common, install-info, install-man, + uninstall, distdir, mostlyclean, clean, distclean, extraclean, + realclean, stage1, stage2, stage3, stage4): Depend on lang.foo. + (mostlyclean, clean, distclean, extraclean, realclean): Clean as + much of the language subdirectories as we can. + (install-common): Remove g++ installation. + (install-man): Remove g++.1 installation. + (uninstall): Remove g++ reference. + (TAGS): Remove cp-parse.? reference. + (distdir): Ditto. + (distdir-start, distdir-finish): New targets. + (diff): Remove cp-parse.? reference. Add $(LANG_DIFF_EXCLUDES). + (compare, compare3, gnucompare, gnucompare3): Compare language + subdirectories too. + (stage1-start, stage2-start, stage3-start, stage4-start): New targets. + Ensure stage subdirectory exists before processing language + dependent part. + * cp/Makefile.in: New file, makefile for c++ subdirectory. + * cp/Make-lang.in: New file, c++ language makefile fragment. + This file provides c++ specific support to the top level makefile via + several well defined targets: c++.all.build, c++.all.cross, + c++.start.encap, c++.rest.encap, c++.info, c++.dvi, + c++.install-normal, c++.install-common, c++.install-info, + c++.install-man, c++.uninstall, c++.distdir, c++.mostlyclean, + c++.clean, c++.distclean, c++.extraclean, c++.realclean, + c++.stage1, c++.stage2, c++.stage3, c++.stage4. + * cp/config-lang.in: New file, defines language name and other + configuration parameters for the c++ language: compilers, stagestuff, + and diff_excludes. + * g++.c: Move into cp subdirectory. + * g++.1: Ditto. + * g++int.texi: Ditto. + * cp-*: Ditto, remove "cp-" prefix except for cp-tree.h. + +Thu Apr 21 15:47:01 1994 Jim Wilson (wilson@cygnus.com) + + * sparc.c (mem_aligned_8): Don't assume addresses with + MEM_IN_STRUCT_P set are 8 byte aligned. + + * iris5.h (CPP_SPEC): Define _LANGUAGE_C for Objective C also. + + * unroll.c (find_splittable_givs): Share dest_reg for multiple + address givs within a single instruction. + (copy_loop_body): Only update psuedo-reg for shared giv once. + + * sparc.c (sparc_type_code): Don't put more than 30 bits of info + into the variable qualifiers. + + * expr.c (store_expr): Don't check the TYPE_MODE of an ERROR_MARK. + +Thu Apr 21 15:34:11 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * calls.c (calls_function_1): A language-specific code must + be assumed to call a function and also call alloca. + Check for inlined functions that call alloca. + + * reload1.c (reload): Clear forbidden_regs earlier. + (new_spill_reg): Mention in error message that asm clauses can also + cause the compiler to run out of spill regs. + (scan_paradoxical_regs): If SMALL_REGISTER_CLASSES, forbid + hard regs used in explicit user variables. + + * combine.c (can_combine_p, combinable_i3pat, try_combine): Allow + combination involving hard regs if the hard reg is a user variable. + + * gcc.c (default_compilers): If -E and the file is (e.g.) x.s, + don't run the assembler; similarly for .i, .ii, .adb, etc. + + * Cleanups related to adding prototypes to many declarations. + * rtl.h: If TREE_CODE undefined, make an incomplete union for tree. + (STDIO_PROTO): Define here if not already defined. + (read_rtx): Use STDIO_PROTO. + (output_constant_def, immed_real_const): Use "union tree_node *". + (immed_real_const_1): Move declaration to real.h. + (rtx_to_tree_code): Supply prototype. + * tree.h: If RTX_CODE undefined, make an incomplete struct for rtx. + Add some missing declarations of functions in stmt.c. + (STDIO_PROTO): Define here if not already defined. + * real.h: Add prototypes to declarations of functions in real.c. + (immed_real_const_1): Move declaration from rtl.h. + * output.h: Add missing declarations of functions in final.c. + (STDIO_PROTO): Don't define here. + * c-tree.h (STDIO_PROTO): Likewise. + * reload.h (PROTO, STDIO_PROTO): Likewise. + * bi-opcode.c (main): Don't write overly-long line. + * cse.c, emit-rtl.c: Use CONST_DOUBLE_FROM_REAL_VALUE macro for immed + real_const_1. + * expmed.c: Add prototypes for static functions. + * expr.c (bc_expand_expr): Call expand_decl and expand_decl_init, + not the bc_ versions. + * final.c: Include stdio.h and ctype.h early. + Add prototypes for static functions. + * function.c: Add prototypes for static functions. + (bc_expand_function_end, expand_function_end): Call new + expand_fixups instead of old fixup_gotos. + * global.c, local-alloc.c: Add prototypes for static functions. + * integrate.c: Likewise. + Use CONST_DOUBLE_FROM_REAL_VALUE macro for immed_real_const_1. + * optabs.c: Likewise. + * real.c: Make most functions static and add prototypes for + all static functions. + (GET_REAL, PUT_REAL): Cast parameter to proper pointer type in + some cases; use unsigned array. + * stmt.c: Add prototypes for static functions. + (expand_fixups): New function. + (fixup_gotos): Now static. + Don't call bc_fixup_gotos with wrong type (but now probably wrong + value). + (bc_*): Now static. + (expand_exit_loop_if_false): Call bc_expand_goto_internal with + proper null pointer. + (expand_decl_init): Call bc_expand_decl_init if writing bytecode. - * combine.c (distribute_links): Correctly find the place to put a - link. Handle the case when we eliminate all uses of something that - we used to use; in that case, we must seach forward. - No longer need I3, I2, or ALL_ADJACENT arguments. - (try_combine): Change calls to distribute_links. - - * reload.c (find_equiv_reg): Use GET_RTX_CLASS when appropriate. - If GOAL is a MEM whose address varies, check whether registers - that are SET appear in the address rather than assuming they do. - Ensure REG_INC note is a REG; ignore it if not. - - * rtlanal.c (rtx_varies_p): Rework to use switch statement. - Check for {frame,arg}_pointer_rtx, not just register number. - (rtx_addr_can_trap_p): New function. - (may_trap_p): Use rtx_addr_can_trap_p instead of rtx_varies_p. - * genattrtab.c: Define {frame,arg,stack}_pointer_rtx for rtlanal.c. - - * combine.c (make_extraction): Make a ZERO_EXTRACT for something with - pos == 0 if it will be placed in a SET_DEST. - - * expmed.c (expand_shift): Rotate case was missing return statement. - extzv case had wrong arg to delete_insns_since. - Remove unneeded calls to delete_insns_since. - Allow BITS_BIG_ENDIAN to vary at run-time. - Use variable TEMP in a consistent manner. - Other miscellaneous changes and cleanups were made. - - * flow.c (max_uid_for_flow): New variable. - (flow_analysis): Compute maximum uid into max_uid_for_flow; if - we might have auto-inc, leave some space. - (find_auto_inc): Verify that the uid's of the insns we make are - within the allocated space of our per-insn tables. - Use get_insns instead of gen_sequence. - - * global-alloc.c (retry_global_alloc): When we allocate a register, - update regno_reg_rtx and mark the allocated register live. - (mark_elimination): New function. - * reload1.c (reload): Call mark_elimination for every elimination - we have been able to do. - (spill_hard_reg): No longer need to call mark_home_live. - -Sun Sep 22 02:07:55 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * fixincludes: Redirect cmp output to /dev/null; don't close it. - - * varasm.c (assemble_function): Handle ASM_OUTPUT_FUNCTION_PREFIX. - - * final.c (final_scan_insn): No need to goto text section - for label on jump table. We're normally in the text section. - -Sat Sep 21 14:59:32 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make-cc1.com: Fix typo in code that decides if bison needs to be - run. Also, display a message when building the compiler that informs - the user about the need to update the assembler. - -Sat Sep 21 17:23:07 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * loop.c (struct movable): Add field DEPENDENCIES. - (scan_loop): Remove mechanism based on REG_TO_FORCE and - MOVABLE_TO_FORCE. Replace with use of new field. - Optionally allocate and initialize reg_single_usage and pass it to - count_loop_regs_set. - If an invariant register is used exactly once and this is a loop - that has a CALL_INSN, try to substitute the definition of the register - into its use. - (record_excess_regs): Fix typo in sense of checking in NOT_IN_THIS; - only check pseudo-regs. - (libcall_other_reg): Always return the list of registers used, - no matter how many there are. - (combine_movable): Only combine two movables if they have the same - dependencies. - (move_movables): Can only move something if its dependencies have - already been moved. - (find_single_use_in_loop): New function. - (count_loop_regs_set): Delete code that prevents moving a reg that - is used as a function address. - Call find_single_use_in_loop when required. - -Sat Sep 21 16:28:34 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * c-typeck.c (build_unary_op): - Handle const and volatile lvalues correctly in ADDR_EXPR. - - * output.h (current_function_contains_functions): - Just declare it, don't define it. - - * cse.c (exp_equiv_p): New arg EQUAL_VALUES. All callers changed. - -Sat Sep 21 12:59:15 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-parse.y (object_star): New rule. - (POINTSAT_STAR): New token. - * cplus-lex.c (init_lex): Define entry for MEMBER_REF. - GNU C++ now overloads `operator->*' according to ARM semantics. It - no longer attempts to implement operator->* as two distinct - operations. +Thu Apr 21 14:21:56 1994 Ian Lance Taylor (ian@cygnus.com) -Fri Sep 20 18:08:07 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (subst): Don't replace a CC0 or a PC in a SET_DEST if - FROM is the same thing. - - * combine.c (simplify_shift_const): Compute SHIFT_MODE at start of - loop and use its width, rather than width of RESULT_MODE, when checking - shift count. - -Fri Sep 20 10:55:55 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-pt.c (uses_template_parms): Handle COMPONENT_REF case. - -Fri Sep 20 00:27:43 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * c-typeck.c (build_modify_expr): When assigning to a cast, - convert value first to the type being cast to. - (build_unary_expr): Disallow adress of a cast. - - * explow.c (allocate_dynamic_stack_space): - Handle SETJMP_VIA_SAVE_AREA before rounding to STACK_BOUNDARY. - -Thu Sep 19 21:13:17 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * Makefile.in (dist, gcc-*.tar, gcc-*.tar.Z): New targets. - - * jump.c (jump_optimize): In handling `if (...) x = a; else x = b;', - don't crash if scan reaches start of insns. - - * Makefile.in (protoize): Link with getopt.o and getopt1.o. - (unprotoize): Likewise. - (protoize.o): Depend on getopt.h. Pass -D options for include dirs. - (unprotoize.o): Likewise. - (getopt.o, getopt1.o): New targets. - - * protoize.c: Major rewrite by RFG and RMS. - -Thu Sep 19 09:58:25 1991 Tom Wood (wood at dg-rtp.dg.com) - - Changes from Ron Guilmette: - * dwarfout.c: Keep track of next_block_number correctly. - * final.c (final_scan_insn): Don't invoke dwarfout_{begin,end}_block - for the outermost block of a function. - -Thu Sep 19 06:16:34 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload.c (copy_replacements): New function. - * optabs.c (gen_move_insn): Don't call gen_lowpart while reloading - is in progress; it calls change_address, which wants to make pseudos. - - * combine.c (subst, case SET): Fix typo in last change. - - * combine.c (distribute_notes): When searching back for a place that - uses a register marked REG_DEAD, check for set and reference separately - since reg_overlap_mentioned_p doesn't check SET_DEST. - - * combine.c (simplify_shift_const): Correct handling of shift counts - that become out-of-range. - - * combine.c (expand_field_assignment): Don't allow sharing the RTL - for the inner object. - - * combine.c (can_combine_p, try_combine, record_value_for_reg): Use - reg_overlap_mentioned_p instead in reg_mentioned_p in most places. - (distribute_notes, distribute_links): Likewise. - (combinable_i3pat): New function, from try_combine. - (try_combine): Default I1DEST and I1SRC to zero. - New var I1_FEEDS_I3. - Delete code to validate I3's pattern from here; call combinable_i3pat - instead. - If a substitution returns a (clobber (const_int 0)), stop immediately. - Don't abort if substitution made new regs; just don't do combine. - (subst): If IN_DEST, don't replace a matching object. - Don't look at a REG as a SET_DEST. - If substitution inside a PARALLEL fails, give up immediately. - Return (clobber (const_int 0)) even for a SET whose operand fails. - (subst, case SET): Correctly test for low-order SUBREG. - Don't use gen_lowpart_for_combine; make SUBREG explicitly since it - can't handle modes larger than a word. - - * combine.c (subst, case NOT): Code for (not (ashiftx ..)) was too - general; only handle (not (ashift 1 X)). - (subst, case NEG): Handle (neg (ashift ...)). - (merge_outer_ops): Support NEG. - (simplify_shift_const, case NEG): Handle (ashift (neg ...)). - - * cse.c (simplify_binary_operation, case ROTATE, ROTATERT): - Rotating all one bits is just all ones. - -Thu Sep 19 01:08:14 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-parse.h, cplus-decl.h: Remove trailing comma after the last - enum value in enum declarations. - - * cplus-type2.c (digest_init): Set TREE_PURPOSE of union initializer - when initializing a union by the first field. - - * cplus-method.c (fndecl_as_string): Test whether DECL_CLASS_CONTEXT - is NULL before using it. - (dump_aggr_type): New function. Print aggr type's context when - appropriate. - (dump_type{_prefix}): Use `dump_aggr_type' to print ENUMERAL_TYPE, - UNION_TYPE, and STRUCT_TYPE types. - - * cplus-decl.c (start_decl): Don't use DECL_CLASS_CONTEXT if DECL - has no DECL_LANG_SPECIFIC. - -Wed Sep 18 21:46:32 1991 Michael Meissner (meissner at osf.org) - - * mips-tfile.c (cur_proc_value): New static to remember the starting - location of the current function. - (add_procedure): Save current procedure location. - (parse_begin, parse_bend): Subtract cur_proc_value from location. - (parse_bend): Correct error messages. - The above changes are from bothner@cygnus.com. - - * tm-mips.h (ASM_FINAL_SPEC): Use -mno-mips-tfile to suppress - invoking mips-tfile, instead of using -g0. If -save-temps, preserve - the original .o file before mips-tfile is called. Pass the correct - name for the assembler file. - (MASK_MIPS_TFILE): New mask for -mmips-tfile, -mno-mips-tfile, set - to 0, since that switch is handled entirely in ASM_FINAL_SPEC. - (TARGET_FLAGS): Add -mmips-tfile, -mno-mips-tfile switches. - (MUST_SAVE_REGISTER): Allow $30 to be saved, even if not being used - as the frame pointer. - - * tm-decrose.h (ASM_FINAL_SPEC): Use -mno-mips-tfile to suppress - invoking mips-tfile, instead of using -g0. If -save-temps, preserve - the original .o file before mips-tfile is called. Pass the correct - name for the assembler file. - -Wed Sep 18 18:54:15 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-*.c: Use DECL_CLASS_CONTEXT to figure out where a (static or - non-static) member function is declared, rather than trying to - divine the info from TYPE_METHOD_BASETYPE of the function's type. - -Wed Sep 18 15:38:52 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-decl.c (grokdeclarator): Error if nested function is extern. - -Wed Sep 18 02:41:08 1991 Per Bothner (bothner at cygnus.com) - - * cplus-typeck.c (convert_arguments): Don't crash if the - formal parameter type is unknown (type==NULL) and the - actual is a function. Do the default instead. - -Tue Sep 17 22:33:30 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-typeck.c (check_format): - No warning if types match except for signedness. - -Tue Sep 17 10:56:46 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-decl.c (pushtag): When creating a TYPE_DECL that's in class - scope, allocate the space needed for DECL_CLASS_CONTEXT. - - * cplus-search.c (get_abstract_virtuals): If the BASE is not on the - main spine, look at the virtuals that come from the most derived - class that has BASE on its main spine. - * cplus-tree.h (VF_*): New macros for dealing with VFIELDS. - -Mon Aug 16 12:09:32 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make.com: Fix typo. - -Tue Sep 17 15:13:39 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-common.c (shorten_compare): Always compute args with side effects. - - * varasm.c (decode_addr_const): Use SYMBOL_REF unchanged in 1st switch. - - * varasm.c (output_addressed_constants): Handle a CONSTRUCTOR in - an ADDR_EXPR correctly. + Support taking the address of a text segment symbol when using + MIPS -membedded-pic. + * mips.h (embedded_pic_fnaddr_rtx): Declare. + (embedded_pic_offset): Declare. + (mips_finalize_pic): Declare. + (FINALIZE_PIC): Define. + (GO_IF_LEGITIMATE_ADDRESS): When using -membedded-pic, reject + combining an embedded PIC text reference with a register. + (ENCODE_SECTION_INFO): Under -membedded-pic set SYMBOL_REF_FLAG to + 0 for text segment symbols, 1 for data segment symbols. + * mips.c (embedded_pic_fnaddr_rtx): New variable. + (embedded_pic_offset): New function. + (mips_finalize_pic): New function. + (mips_select_section): When using -membedded-pic and not using + -fwritable-strings, put strings in the text section, not the read + only data section. + * mips.md (movsi): When using -membedded-pic, add special code + when loading a symbol directly to use an offset from the start of + the current function. + (get_fnaddr): New insn to get address of current function. + +Wed Apr 20 19:38:38 1994 Doug Evans (dje@cygnus.com) + + * regclass.c (init_reg_sets_1): Make static. + (init_reg_modes): New function. + (init_regs): Likewise. + * toplev.c (compile_file): Call init_regs after init_rtl. + (main): Delete call to init_reg_sets_1. + +Wed Apr 20 15:06:35 1994 Steve Chamberlain (sac@cygnus.com) + + * sh.c (REG_ODD): Allow DIs and DFs into odd registers. + (print_operand): New command char '@', change nop insn. + (synth_constant): Don't allocate temp reg during reload. + (expand_block_move): Don't expand if TARGET_SMALLCODE. + (prepare_split_double_ops): Deleted. + (howshift, multcosts): Work out costs exactly. + (dump_table): Emit a label before the align. + (hi_const): TARGET_SHORTADDR makes more things HI consts. + (machine_dependent_reorg): Look through SUBREGS. + (from_compare): Get better code when relational args are loaded + into regs now. + (expand_acall): Cope with TARGET_BSR. + (general_movdst_operand): Don't allow illegal autoincs. + (mac_operand): New function. + (sh_function_arg, sh_function_partial_nregs): From sh.h + * sh.h (PARANOID_BIT, RETR2_BIT, CONSTLEN0_BIT, BSR_BIT, + SHORTADDR_BIT, TARGET_PARANOID, TARGET_RETR2, TARGET_CONSTLEN0, + TARGET_BSR, TARGET_SHORTADDR, TARGET_SWITCHES): New options. + (OVERRIDE_OPTIONS): No function_cse when TARGET_BSR. + (FIRST_RET_REG): Depends on TARGET_RETR2. + (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS): Moved to sh.c + (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Define. + (MODE_DISP_OK_8): Define. + (REG_OK_FOR_PRE_POST_P): Allow a pseudoreg. + (GO_IF_LEGITIMATE_ADDRESS): Allow DI addressing modes. + (MOVE_RATIO): Depends on TARGET_SMALLCODE. + * sh.md (interrupt_function): New attr. + (define_delay): Account for interrupt functions. + (addc): Describe pattern better. + (adddi3): Expanded better. + (peepholes): Deleted many obsolete patterns. - * cccp.c (rescan): For unterm string, mention lineno of first newline. - - * fold-const.c (fold): Call optimize_bit_field_compare in constant case - even if not optimizing. - - * c-decl.c (finish_function): Don't clear DECL_INITIAL if nested. - (pop_c_function_context): Do it here instead. - -Tue Sep 17 11:30:32 1991 Michael Meissner (meissner at osf.org) - - * collect-osf.c (scan_prog_file): Recognize alternate forms for the - constructor and destructor names. - - * osf-main.c (_entry): Provide an alternative function (_entry) to - start up the static constructors/destructors. - -Mon Sep 16 05:35:21 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (simplify_shift_const): Correct errors involving modes - to use for shift. - -Sun Sep 15 19:13:58 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * reload1.c (reload_as_needed): Remove code that deletes insns that - create equivalences. - (reload): Put it here so it is executed even if reload_as_needed - isn't called. - -Sun Sep 15 17:13:09 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * Makefile.in (GNULIB2_CFLAGS): Include GCC_CFLAGS. - (ENQUIRE_CFLAGS): Likewise (in place of plain CFLAGS). - - * genattrtab.c (main): Don't index by id->insn_code if negative. - - * genrecog.c (write_tree_1): Avoid pos[depth-1] if depth is 0. - -Sun Sep 15 15:19:16 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make.com: Modify to allow direct submission to a batch queue. - Also, add instructions to build GNU C++ as well as GNU CC. - - * cccp.c (hack_vms_include_specification): If [000000] is present in - (implying a physical device or a rooted logical) try to open it. - If the open fails, then remove the [000000] (making the name suitable - for use with a non-rooted logical name) and return that. - -Sun Sep 15 15:12:41 1991 Michael Meissner (meissner at osf.org) - - * make-mips (Makefile): Remove rule building Makefile, since - Makefile.in now has one. - - * make-decrose (Makefile): Remove rule building Makefile, since - Makefile.in now has one. - -Sun Sep 15 14:12:47 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * Makeflags (SYSCALLS.c.X): Use CPPFLAGS and INCLUDES. - -Sun Sep 15 12:03:35 1991 Michael Tiemann (tiemann at cygnus.com) - - * cplus-decl.c (poplevel): Match change made to c-decl.c on Oct 3, - 1989. - -Sun Sep 15 06:52:42 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * caller-save.c (save_call_clobbered_regs): Deaden registers mentioned - in REG_UNUSED notes. - (clear_reg_live): Verify that note refers to a REG. - (choose_hard_reg_mode): Rewrite to not use specific modes and to - handle the case where separate CCmode registers exist. - -Sat Sep 14 13:03:29 1991 Michael Tiemann (tiemann at cygnus.com) - - * all cplus-* files: Change {ASSOC,assoc} to {BINFO,binfo} where - appropriate. - cplus-tree.h, tree.h: Change name of CLASSTYPE_ASSOC to TYPE_BINFO. - Change names of CLASS_ASSOC_* to TYPE_BINFO_*. - all cplus-* files: FUNCTION_DECLs that are class methods now have - their DECL_VCONTEXT stored in the DECL_CONTEXT. - (lang_decl): The VCONTEXT field is now gone. - (lang_decl): _DECL nodes in class scope now record the class as a - context in the DECL_CLASS_CONTEXT field. - tree.h (TYPE_BINFO): Renamed TYPE_BASETYPES to this. - dbxout.c (dbxout_type): User of TYPE_BASETYPES changed. - (BINFO_{VALUE,OFFSET,VTABLE,VIRTUALS,BASETYPE{S}}): New macros - inherited from GNU C++. - (DECL_{VINDEX,FCONTEXT}): Ditto. - (TREE_VIA_{PUBLIC,VIRTUAL}): Ditto. - -Sat Sep 14 09:14:26 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rtlanal.c (reg_set_p): Remove abort for MEM; reg_overlap_mentioned_p - now handles that case correctly. - REG is set if it is really a MEM and this is a CALL_INSN. - -Sat Sep 14 01:34:39 1991 Richard Stallman (rms@mole.gnu.ai.mit.edu) - - * configure (vax-ultrix*): New alternative. - - * reload1.c (choose_reload_regs): Always ignore cancelled reloads. - - * real.h (atof): Alternate declaration on MIPS. - -Thu Sep 12 18:55:06 1991 Torbjorn Granlund (tege at mole.gnu.ai.mit.edu) - - * optabs.c (expand_binop): Fix carry propagation code for multiple - words. - - * tm-*.h: Fix systematic typo in comment. - -Thu Sep 12 18:23:53 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * gvarargs.h, va-mips.h, va-sparc.h (_va___list): Was __va_list. - -Thu Sep 12 12:53:36 1991 Roland H. Pesch (pesch at cygint.cygnus.com) +Wed Apr 20 13:37:58 1994 Jason Merrill (jason@deneb.cygnus.com) - * cpp.texinfo: (titlepage) use @title/@subtitle/@author - (copyright page) add note re future C manual; add 1991 to copyrights - (general) prepare for easy @smallbook formatting; clarification on - strings; less passive; add AMD29K predefined macros; update -d refs, - add -dM; add examples; add -pedantic-errors; add -MD, -MMD, -H; fix - minor typos. + * expr.c (expand_expr): Don't force ignore when expanding the + subexpression of a WITH_CLEANUP_EXPR. Don't check ignore when + deciding whether or not to expand the cleanup for a TARGET_EXPR. -Thu Sep 12 07:58:11 1991 Torbjorn Granlund (tege at mole.gnu.ai.mit.edu) +Wed Apr 20 12:20:16 1994 Doug Evans (dje@cygnus.com) - * m68k.md (umulsidi3, mulsidi3): New DEFINE_EXPANDs and DEFINE_INSN - recognizers. + * h8300/h8300.h (RTX_COSTS): Remove LSHIFT. + * h8300/h8300.md (lshrhi3_eight): Fix name. + (lshrhi3): Use it. + * i860/i860.c (safe_insn_src_p): Remove LSHIFT. + (single_insn_src_p): Likewise. + * i960/i960.c (i960_expr_alignment): Remove LSHIFT. + * sh/sh.c (output_shift, ASHIFTRT case): Do opposite shift as ASHIFT. + Delete LSHIFT case. + * sh/sh.h (RTX_COSTS): Remove LSHIFT, add LSHIFTRT. + * spur/spur.md (lshlsi3): Delete. -Wed Sep 11 22:11:17 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Wed Apr 20 06:40:15 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * a29k.md, romp.md: Update calling sequence to emit_no_conflict_block. + * c-lex.c (check_newline): Avoid unreachable statement when + HANDLE_SYSV_PRAGMA defined. -Wed Sep 11 21:06:32 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Wed Apr 20 01:52:24 1994 Steve Chamberlain (sac@mole.gnu.ai.mit.edu) - * fold-const.c (const_binop): Fix last change for ceil and round. + * flow.c (find_auto_inc, try_pre_increment): Make sure + that insertion of autoinc addressing mode would yield a valid + instructon. - * gvarargs.h, va-mips.h, va-sparc.h (va_list): Now a macro again. - (__va_list): This is the typedef. +Tue Apr 19 23:41:14 1994 Doug Evans (dje@cygnus.com) -Wed Sep 11 16:52:20 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * Makefile.in (expr.o): Depend on regs.h. + * rtl.h (choose_hard_reg_mode): Declare. + * regs.h (reg_raw_mode): Declare. + * caller-save.c (choose_hard_reg_mode): Delete from here. + * regclass.c (choose_hard_reg_mode): Define here. + (reg_raw_mode): Define. + (init_reg_sets_1): Initialize reg_raw_mode. + * expr.c: #include regs.h. + (use_regs): Use reg_raw_mode. + * reload1.c (emit_reload_insns): Record additional spill registers + in their intrinsic mode. + * combine.c (move_deaths): Record death information of remaining + registers in their intrinsic mode. + * sched.c (attach_deaths): Create partial register dead notes using + register's intrinsic mode. - * c-typeck.c (build_binary_op_nodefault, RSHIFT_EXPR): Change - "shift count" warnings changed to errors back to warnings. +Tue Apr 19 21:40:57 1994 Mike Stump (mrs@cygnus.com) - * cse.c (canon_hash): Also do not record global_regs if - SMALL_REGISTER_CLASSES. Makes the code match the comment. + * toplev.c (lang_options): Add -fhandle-signatures for C++ + frontend. - * cexp.y (yylex): Add sprintf call to create error message, - because yyerror does not call *printf itself. +Tue Apr 19 19:00:30 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * gcc.c (default_compilers): Support new option -traditional-cpp, - which passes traditional to cpp, but not to cc1. - * gcc.texinfo: Document it. + * cccp.c (do_error): Don't terminate. - * sched.c (INSN_LUID): New variable. Give instructions logical - numbers, which can be used when sorting, to make the scheduling - algorithm more stable. - (sched_analyze): Initialize it. - (rank_for_schedule): Sort on it. - (schedule_insns): Alloca(te) it and (b)zero it. - (priority): New priority algorithm. Don't include latency of - current insn, and subtract one from total priority calculated. - Makes the scheduling algorithm more stable, and doesn't hurt - performance. +Tue Apr 19 17:48:41 1994 Hallvard B Furuseth (hbf@durin.uio.no) - * sched.c (swap_sort): Must pass &insn to rank_for_schedule, not a - pointer into the array being sorted. + * gcc.c: Add new options -print-file-name= and -print-prog-name=. - * cplus-lex.c (do_identifier): Put function return type on - preceeding line. + * gcc.c (struct switchstr): New field LIVE_COND. + (process_command): Initialize it. + (check_live_switch): New function. + (handle_braces): Call it. -Wed Sep 11 05:51:00 1991 Michael Tiemann (tiemann at cygint.cygnus.com) +Mon Apr 18 19:22:25 1994 Lee Iverson (leei@ai.sri.com) - * cplus-typeck.c (build_binary_op_nodefault): If OP0 or OP1 is a - zero pointer, canonicalize it to NULL_POINTER_NODE. + * mips.h (RTX_COSTS): Remove LSHIFT. - * expr.c (preexpand_calls): Don't preexpand calls inside a - WITH_CLEANUP_EXPR. The gestalt of a WITH_CLEANUP_EXPRs must be - understood at the top level. +Mon Apr 18 17:56:22 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * cplus-tree.c (build_cplus_new): When building cleanup, make - the call to the cleanup nonvirtual. + * c-decl.c (duplicate_decls): Always warn when const declaration + follows non-const one for variables. -Tue Sep 10 20:28:56 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Mon Apr 18 16:38:30 1994 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) - * fold-const.c (const_binop): Shortcut for dividing single-word - sizes - - * Makefile.in (varasm.o): Depend on insn-codes.h. - -Tue Sep 10 19:29:26 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * optabs.c (expand_binop): Try to open-code muldi3 if we have mulsi3 - and mulsidi3. Idea due to tege@sics.se. - - * cse.c (fold_rtx, case MEM): Don't call find_best_addr when insn == 0. - Pass 0 to recursive call that tries to fold the address. - -Tue Sep 10 18:16:16 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * m68k.md (fix_trunc*): Call CC_STATUS_INIT, since these patterns - do not leave the condition codes in the expected state. - - * tm-ultrix.h (CPP_PREDEFINES): Add __vax. - -Tue Sep 10 04:12:53 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-decl.c (finish_decl): Fix bug where the conversion from - WITH_CLEANUP_EXPR -> init/cleanup pair was not setting bits of - CURRENT_BINDING_LEVEL. - (init_decl_processing): Set FLAGS_THIS_IS_VARIABLE before calling - `init_exception_processing'. - -Mon Sep 9 22:09:27 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-tree.h (prev_class_type): Delete this bogus definition. - - * cplus-class.c (instantiate_type): Don't complain about no static - member functions being found until we have been through all the - baselinks. - - * cplus-dbxout.c (dbxout_type_methods): Don't write symbol - information about methods that were generated by the compiler. - (??? Is this really the right thing to do?) - - * cplus-decl2.c (lang_decode_option): Turn on warn_uninitialized if - -Wall is the argument. - -Mon Sep 9 19:05:01 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * gcc.c (default_compilers): For .S files, pass -traditional not - -ftraditional to cpp. - -Mon Sep 9 15:01:58 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * fold-const.c (optimize_bit_field_compare): Distinguish NE from EQ. - - * explow.c (allocate_dynamic_stack_space): - Handle SETJMP_VIA_SAVE_AREA by allocating extra space. - - * cplus-parse.y (empty_parms): Change inline to __inline. - -Mon Sep 9 15:16:24 1991 Torbjorn Granlund (tege at zevs) - - * longlong.h (m68000 umul_ppmm): Clobber one register less by - slightly rearranging the code. - -Sun Sep 8 16:47:32 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * cccp.c (main, fatal): Delete the deps output file if error. - (deps_file): New variable. - - * expr.c (convert_move): Update call to emit_no_conflict_block. - - * expmed.c (CEIL): New macro. - - * optabs.c (expand_binop): Don't do add by words for more than 2 words. - - * c-typeck.c (build_modify_expr): Test TREE_READONLY of lhs. - -Sun Sep 8 01:17:47 1991 Torbjorn Granlund (tege at zevs) - - * sparc.md (sgtu, sleu): Test for SUBREG as well as REG. - -Sun Sep 8 07:04:33 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * optabs.c (emit_no_conflict_block, emit_libcall_block): Rework to - accept a list of insns rather than a SEQUENCE. - (expand_binop, expand_unop, expand_float, expand_fix): Change calls to - above functions. - * emit-rtl.c (add_insn): No longer static. - * calls.c (expand_call): Change call to emit_libcall_block. - - * cse.c (fold_rtx): Fix typo with parens in associative operation case. - -Sat Sep 7 21:49:46 1991 Jim Wilson (wilson at cygint.cygnus.com) - - * expmed.c (store_bit_field): In the code handling bitfields - larger than the word size: set fieldmode to size large enough - to hold bitfield; new variable orig_bitsize; don't let - bit_offset calculation for WORDS_BIG_ENDIAN hosts go negative. - (extract_bit_field): Likewise. - (store_split_bit_field): For second word, strip of SUBREG if any - before calling operand_subword. Offset for second word if in - memory is the next UNITS_PER_WORD aligned address. - (extract_split_bit_field): Likewise. - - * expr.c (emit_move_insn): When emitting multiple move insns in - the loop, remember last insn emitted so that it can be returned. - - * tree.c (enum tree_node_kind): Add new entry vec_kind to - represent TREE_VECs. - (tree_node_kind_names): Add name "vecs" for it. - (make_node): Handle TREE_VECs in the 'x' case. - (make_tree_vec): Use vec_kind instead of x_kind. - -Sat Sep 7 16:25:50 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-call.c (ideal_candidate): Prefer non-const member functions - to const member functions when there is a choice. - * cplus-tree.c (propagate_assoc_offsets): Moved here from - cplus-class.c - (copy_nonvirtual_children): Deleted. - - * cplus-class.c, cplus-tree.c (layout_{v}basetypes, - propagate_assoc_offsets, finish_base_struct): New offset - computation/hierarchy implementation. Now the lattice contains - vbasetypes with zero-based offsets (and children from these types - assume they are zero-based). The CLASSTYPE_VBASETYPE list contains - vbasetypes with hierarchy-dependent offsets (and children from these - types have hierarchy-dependent offsets). Note that now, virtual - baseclasses are fully shared in the hierarchy. The still are not - shared at all in the CLASSTYPE_VBASETYPE list. - * cplus-decl.c (xref_tag): Share vbasetypes in the lattice. - * cplus-tree.h (lang_type): Add CLASSTYPE_VASSOC field so we can - share virtual basetypes in inheritance lattices. - -Sat Sep 7 13:07:12 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-parse.y (cast_expr): Supply OFWHAT arg to digest_init. - * c-typeck.c (error_init, pedwarn_init): New functions. - (digest_init, process_init_constructor): Use them. - - * out-m68k.c (output_function_prologue): Add a negative constant - to sp rather than adding a positive one, since this is faster. - - * out-m68k.c (output_function_prologue, output_function_epilogue): - Use word sized immediates when possible. - - * Makefile.in (install-dir): Don't die if can't create mandir. - (install-man): Don't put . in front of manext. - (manext): Add . to the value. - (mandir): Don't use manext. - - * genextract.c (main): Don't use __builtin_memcpy in GCC 1. - -Fri Sep 6 19:29:55 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * caller-save.c (emit_mult_save, emit_mult_restore): Copy constant to - TEMPREG and add integer, instead of the opposite order, which might - not work on some machines. - - * fold-const.c (fold): Ensure we always return an object of the - desired type. - - * reload1.c (reload, reload_as_needed): reload_in_progress must be - set during caller-save processing. - -Fri Sep 6 18:36:55 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * out-sparc.c (leaf_reg_{remap,backmap}): Define mapping for - %o7/%i7, since user-defined registers might reference these. - (legitimize_pic_address): Set CURRENT_FUNCTION_USES_PIC_OFFSET_TABLE - if ORIG is a LABEL_REF. For CONST_INT case, don't call force_reg - during reload, use REG if available otherwise abort. - -Fri Sep 6 17:16:05 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * configure: Default $cpu_type properly. - -Fri Sep 6 05:50:58 1991 Ken Raeburn (raeburn at watch.com) - - * genextract.c: Generate one large function with a switch, instead - of a table of small functions to call. Use __builtin_memcpy under - GNU C. - - * genoutput.c: For "@" constructs, now generates a lookup table per - insn, instead of a switch. - -Fri Sep 6 15:40:54 1991 Tom Wood (wood at dg-rtp.dg.com) - - * cccp.c (skip_if_group): Deal with invalid directives the same - way handle_directive does. - -Fri Sep 6 16:37:04 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * tm-sparc.h (RTX_COSTS): Define costs for MULT and various divides. - - * loop.c (move_movables): Call `gen_lowpart_common' instead of - building SUBREG manually. - - * local-alloc.c (block_alloc): When convert scratch to a reg, must - set regs_ever_live for all hard registers used by the new reg, not - just the first. - -Fri Sep 6 07:15:44 1991 Torbjorn Granlund (tege at mole.gnu.ai.mit.edu) - - * gnulib2.c (__negdi2): Change it to work like __subdi3. - * gnulib2.c (_udivmoddi4): Make faster special case for CPUs with - a udiv_qrnnd that can handle unnormalized (i.e. with less than - LONG_TYPE_SIZE significant bit) divisors. - - * gnulib2.c (__muldi3): Cast operands to unsigned. - - * gnulib2.c (__Xcmpdi): Use `long' for all variables for - consistency. - - * gnulib2.c (__udivmoddi4): New function with code from __udivdi3, - extended to give remaider. - * gnulib2.c (__divdi3, __moddi3, __udivdi3, __umoddi3): Use - __udivmoddi4. - * gnulib2.c: (__moddi3): Result sign is only dependent on U, not V. - -Fri Sep 6 05:44:07 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (cse_insn): Accept new arg IN_LIBCALL_BLOCK. - If in libcall block, don't record destinations in hash table. - Remove explicit use of SFmode and DFmode when checking -ffloat-store. - (cse_basic_block): Pass new arg to cse_insn to indicate when we - are processing an insn surrounded with REG_LIBCALL/REG_RETVAL notes. - - * optabs.c (emit_libcall_block): New function. - (expand_binop, expand_unop): Remove kludge of referencing library - function SYMBOL_REF before libcall block. - Use emit_libcall_block. - (expand_float, expand_fix): Rework library calls to use - emit_libcall_block. - * calls.c (struct arg_data): Add new field, initial_value. - (expand_call): Don't make libcall block for calls that return - aggregates. - Remove kludge of referencing function SYMBOL_REF outside of block. - For constant calls, save RTL for arg in args[i].initial_value and - start a sequence. - When making REG_EQUAL note, use INITIAL_VALUE instead of VALUE. - Use emit_libcall_block for constant calls. - * expr.h (emit_libcall_block): Define it. - -Fri Sep 6 15:58:52 1991 Torbjorn Granlund (tege at zevs) - - * longlong.h (68020, i386): Don't define machine-dependent - __umulsidi3 (so the default definition is used). - * longlong.h (all machines): Cast all operands, sources and - destinations, to `unsigned long int'. - * longlong.h: Add gmicro support. - -Fri Sep 6 01:42:09 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * jump.c (jump_optimize): Delete duplicate line number notes. - -Thu Sep 5 19:23:24 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * configure (romp): Fix typo in name of xm_file. - - * rtlanal.c (dead_or_set_p): If INSN has a CLOBBER for X, X is - dead. - - * gnulib1.c (cmpdf2, cmpsf2): Delete unused functions. - * gnulib2.c (anddi3, iordi3, xordi3, one_cmpldi2, adddi3, subdi3): - Likewise. - * optabs.c (emit_cmp_insn): Clean up code now that integer and - float comparisons are done differently. - (init_optabs): Remove references to unused functions listed above. - * Makefile.in (LIB1FUNCS, LIB2FUNCS): Likewise. - -Thu Sep 5 18:32:27 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * m68k.md (zero_extend*): Don't allow memory-memory due to aliasing. - - * expr.c (do_jump): Don't lose if only 1 insn precedes new jump. - - * sparc.md (ashldi3): Fix dumb bug detecting constant 1. - - * out-sparc.c (output_move_double): Use split_double for constant. - Properly decrement addreg1. - -Thu Sep 5 15:20:25 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * out-sparc.c: Include expr.h and delete extern declarations. - - * rtlanal.c (rtx_equal_p): Correct typo in comment or spacing. - * reload1.c (reload): Likewise. - * protoize.c: Likewise. - * longlong.h: Likewise. - * local-alloc.c (block_alloc): Likewise. - * jump.c: Likewise. - - * unroll.c (iteration_info): Don't calculate loop iterations based - on a giv iterator, since the current code often gives the wrong - result. This case is rare, so it does not seem worth handling at all. - - * sched.c (schedule_insns): When the only sched pass is after - reload, must clear unused_insn_list and unused_expr_list then, - instead of during the nonexistant pass before reload. - - * sched.c (schedule_block): When calculating estimated IPC, avoid - divide by zero. - - * sparc.md: Correct two define_splits for seq/sne patterns of the - form `x + (i == 0)', and add a missing `addx' pattern used by - these define_splits. - - * toplev.c (fatal_insn_not_found): Correct typo in error message. - (main): Include "gsdb" and "gdbx" in warning message when -g is not - supported. - - * expr.h (enum expand_modifier): Delete last vestige of - EXPAND_INTO_STACK. - -Thu Sep 5 13:50:21 1991 John Gilmore (gnu at cygint.cygnus.com) - - * c-typeck.c (digest_init, process_init_constructor): Include the - variable name, member name, and/or array indices in error messages. - This makes it tolerable to debug large data structure initializers. - Reword some messages to work with the name and/or function call - argument included. New arg OFWHAT. All callers changed except - one digest_init call in each of c-parse.y and objc-parse.y. - (warn_for_assignment): Reduce to a single message argument, - automatically handling formatting for function call arguments. + * calls.c (prepare_call_address): New arg REG_PARM_SEEN. All callers changed. - (convert_for_assignment): If ERRTYPE is a null string, this is - parameter passing for a function, so output different error messages. - (convert_arguments): Pass null string to convert_for_assignment to - indicate parameter passing. - -Thu Sep 5 13:44:19 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * sched.c: Correct typos in comments. - (sched_note_set): Don't try to calculate live info for global - register variables. - (attach_deaths): Don't add REG_DEAD notes for global register - variables. - - * tm-sparc.h (SELECT_SECTION): Can't put a variable in text section - if flag_pic and RELOC are both true, same test that varasm.c does. - -Thu Sep 5 13:15:43 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rtlanal.c (reg_referenced_p): Handle USE and CALL. - Use switch instead of if-then-else. - -Thu Sep 5 08:03:58 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-class.c (propagate_assoc_offsets): Don't fail to - propagate the offset to the rightmost basetype. - - * cplus-decl.c (xref_tag): Allocate nodes for basetype info on - permanent obstack, not temporary obstack. - -Wed Sep 4 18:53:16 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * fixincludes : Change `m68k' to `__m68k__' in all #if's. - - * Makefile.in (ALLOCA_FLAGS): Add -Demacs. - (ALLOCA_FINISH): Put option before input file name. - (alloca.o): Supply $(INCLUDES). - - * Makefile.in (GCC_CFLAGS): New parameter. - (protoize, protoize.o, unprotoize, unprotoize.o): Use GCC_CFLAGS. - (enquire, enquire.o, collect2, collect2.o, SYSCALLS.c.X): Likewise. - -Wed Sep 4 18:13:56 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (make_extraction): When picking up low-order part, - ensure that we don't create a non-aligned object if alignment - is required. - - * expr.c (emit_push_insn): Ensure we only call force_const_mem on a - constant. - - * config.subr: Set `os' to be the last `-' and everything following it. - `romp' is the basic machine name for the rtpc. - `aos' is IBM's name for BSD. - * configure: Default `cpu_type' to the first field before an - optional `-'. - Add a29k, a29k-ultra, romp, and rs6000. - * xm-a29k-ultra.h: New file. - -Wed Sep 4 15:46:50 1991 Tom Wood (wood at dg-rtp.dg.com) - - Changes from Ron Guilmette: - * dwarfout.c (output_symbol): Move tests for omitting declarations - to dwarfout_file_scope_symbol. No need for `local' parameter. - Use TREE_PUBLIC and TREE_EXTERNAL to determine whether a variable - or function is global. - (finalizing, dwarfout_file_scope_delayed_symbol): Delete. - - * toplev.c (compile_file): Delete use of dwarfout_file_scope_symbol - for initialized VAR_DECLs. All global declarations are passed to - dwarfout_file_scope_symbol (except function definitions and types). - - (compile_file, rest_of_decl_compilation): Attribute time in - {dbxout,sdbout,dwarfout} functions to symout_time. - - * varasm.c (assemble_variable): Check and update TREE_ASM_WRITTEN - for a global register variable. - Delete use of dwarfout_file_scope_symbol for VAR_DECLs. - -Tue Sep 3 23:34:57 1991 Torbjorn Granlund (tege at zevs) - - * sparc.md (ashldi3 expander & recognizer): Make shift count have - SImode. Used to have DImode. - - * expmed.c (emit_store_flag): Declare arg UNSIGNEDP. - - * vax.md (adddi3): Make operands 2 and 3 commutative. - - * sparc.md (subtract constant then return): Peephole deleted. - -Tue Sep 3 22:23:52 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * Makefile.in (mostlyclean, clean, realclean): Some files were missing. - - * gvarargs.h (va_list): Make it typedef, not macro. - * va-mips.h, va-pyr.h: Likewise. - -Tue Sep 3 22:07:04 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-init.c (build_vec_delete): Fix off-by-one error for arrays - of length 1. - -Tue Sep 3 19:30:45 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (try_combine): Don't pass a STRICT_LOW_PART to - reg_overlap_mentioned_p. - - * cse.c (fold_rtx): If INSN is zero, copy X before we change - anything inside it. - When looking for associative operation, pass zero as missing arg to - recursive call. - (find_comparison_args): Add zero for missing arg to fold_rtx calls. - - * reload.c (find_reloads): Correct code that prevents replacing - a SET_DEST with a constant so that it correctly looks for an - operand being a SET_DEST. - -Tue Sep 3 19:17:34 1991 James Van Artsdalen (james at bigtex.cactus.org) - - * out-i386.c (split_di): Call split_double for CONSTANT_P. - (fix_op): Delete. - (float_op): Don't examine the mode of the FLOAT operand. - (output_float_compare): Don't make new %ax RTX: use scratch - operand from insn. - - * i386.md (float mode tstM,cmpM,fixuns_truncMN2,fix_truncMN2): Use - match_scratch. - (float mode tstM,fixuns_truncMN2,fix_truncMN2): Don't gen temp RTX: - use scratch operand. - (fix_truncMN2,floatMN2): Split pattern into a separate DFmode and - SFmode patterns so that operands[1] has a mode. - (sCOND patterns): Don't set cc_status to previous status. - (cmpstrsi): Don't explicitly reference reg 2. - -Tue Sep 3 16:28:56 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * optabs.c (expand_binop): Fix carry calculation. - - * varasm.c (decode_addr_const): Given a LABEL_DECL, Make a LABEL_REF. - (const_hash): Handle a LABEL_REF. - * expr.c (expand_expr): Use FUNCTION_MODE for memref to a LABEL_REF. - - * configure: Fix typo in last change. - - * cccp.c (handle_directive): Normally no error for line with `###'. - -Tue Sep 3 10:53:12 1991 Tom Wood (wood at dg-rtp.dg.com) - - * out-m88k.c, tm-m88k.h: Delete remnants of the fancy abort. - * tm-m88kdgux.h: No longer identify as version DG-*. - * m88k files: Update copyright dates. - -Tue Sep 3 03:18:54 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * expr.c (expand_expr): Get rid of EXPAND_INTO_STACK. - -Mon Sep 2 14:07:54 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * gcc.c (do_spec_1): In %X, terminate the arg after each option. - - * config.subr: If argument contains `local', always accept it. - * configure: If machine type contains `local', - construct file names from that machine type name. - - * configure: Make config.status a shellscript to redo the configure. - No need now to change / to - when storing $(target) in Makefile. - Store $(host_make_var_file) in Makefile also. - Set host_make_var_file to ../Makefile.in after creating Makefile - if no make-... file actually exists for this host. - * Makefile.in (host_make_var_file): Dummy definition to be filled in. - (Makefile): New rule to rerun `configure' - - * tm-sysv4.h (ASM_DECLARE_FUNCTION_SIZE): New macro. - - * tm-mips.h, tm-m88k.h (abort): Macro definition deleted. It is - not right for any machines description to specify use of fancy_abort. - - * protoize.c [v.4]: Include fcntl.h. - (execvp): Correct type for second arg. - (compile_params): Remove `const'; that loses when calling execvp. - - * cccp.c (directive_table): Typo in entry for do_ident. - - * xm-m68k.h (alloca): Define macro with arg. - - * emit-rtl.c (reorder_insns_with_line_notes): New function. - (find_line_note, emit_line_note_after): New functions. - - * jump.c (jump_optimize): When moving else clause before test, - only move the insn as far as needed, and use new function - reorder_insns_with_line_notes. - -Mon Sep 2 03:30:35 1991 James Van Artsdalen (james at bigtex.cactus.org) - - * Makefile.in (collect2): Compile with gcc. - -Sun Sep 1 9:03:46 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - Define two macros to eliminate the need for a seperate collect pass. - - * tm-vms.h (ASSEMBLE_OUTPUT_CONSTRUCTOR): Define. - (ASSEMBLE_OUTPUT_DESTRUCTOR): Define. - -Sun Sep 1 08:14:22 1991 Michael Meissner (meissner at osf.org) - - * collect-osf.c (main): Print version number if -v. Also ignore all - arguments beginning with -c rather than just '-c'. - - * make-decrose (collect): Add version.o to link. - -Sat Aug 31 17:03:23 1991 Michael Meissner (meissner at osf.org) - - * cplus-input.c (inline macro definition): If inline is already - defined, don't redefine it. - - * collect-osf.c (main): Look for gld and gas instead of ld and as, - so collect-osf can be installed as ld. Use a default path of - /usr/ccs/gcc to find the linker and assember. Ignore the -c switch, - which GCC uses to say that collect is needed. - - * osf-main.c (__finis): Don't call descructors already called if one - of the destructors calls exit (which in turn calls __finis). - - * tm-mips.h (DBX_REGISTER_NUMBER): Use mips_dbx_regno to map - register number to debug register number. - (GP_DBX_FIRST, FP_DBX_FIRST): New macros, giving the first debug - register numbers for gp registers and fp registers. - - * out-mips.c (mips_dbx_regno): New global array to map GCC register - number to debug register number, to fix problem with OSF/1 stabs - using 38 for the first fp registers, rather than 32. - (override_options): Set up OSF/1 SIGINFO signal handler to notmake - the interruptable system calls read, write, and wait not return - error condition. Also initialize mips_dbx_regno. - - * make-decrose (CFLAGS): Add $(MSTATS) variable to set -mstats. - (CFLAGS_NODEBUG): Like CFLAGS, except no debugging or inlining. - (DEB_OPT): Define in terms of DEBUG, OPT, and PROFILE. - (cplus-lex rule): Build cplus-lex with no debug or inlinings. - -Sat Aug 31 12:52:17 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * cccp.c (handle_directive): Be more fussy detecting `# LINE' case. - - * cccp.c (directive_table): Pass through and ignore #ident. - (do_ident): New function. - (skip_if_group): Error if unrecognized directive seen. - - * jump.c (jump_optimize): In converting x=a; if (...) x=b; to - store flag, insert all the new code in just one line. - - * gcc.c (do_spec_1): Use xmalloc to make linker_options the first time. - - * expr.c (expand_expr): Make EXPAND_SUM and EXPAND_INITIALIZER - imply EXPAND_CONST_ADDRESS in all cases. - - * c-decl.c (c_decode_option): -Wall sets warn_uninitialized. - * flags.h (warn_uninitialized): Declared. - * toplev.c (warn_uninitialized): No longer static. - - * cccp.c (main): Make no assumptions about include_defaults - in calculation of max_include_len. Add fudge space if VMS. - - * reload.c (find_reloads_toplev): New arg IS_SET_DEST. - Don't replace reg with constant in destination of a SET. - (find_reloads): Pass that arg. Also don't replace here. - - * cplus-xref.c: Finish installing changes from Youngdale. - -Sat Aug 31 09:02:25 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-decl2.c (finish_file): Call varasm routines to assemble ctor - and dtor lists. - - * cplus-dbxout.c (dbxout_type_methods): Fix error in printing symbol - info for classes that only define a destructor. - -Sat Aug 31 08:32:12 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (cse_end_of_basic_block): Correctly handle the case of a basic - block where a conditional branch out of the block becomes unconditional - and a conditional branch to the end of the block becomes a noop. - - * combine.c (try_combine): In case where we have a PARALLEL - involving a load and sign extend, use reg_overlap_mentioned_p - instead of reg_mentioned_p. - If we have a PARALLEL of two independent SETs, try to split them - up into separate insns. - - * combine.c (move_deaths): Instead of placing the REG_DEAD notes - on TO_INSN, add them to a list whose address is given as an - operand. - (distribute_notes): Allow for the case when the death of an object - is between I2 and I3. - Set reg_last_death to corrspond to the location of the REG_DEAD - note being placed. - (try_combine): Call move_deaths in new way and pass returned list - to distribute_notes if it is non-empty. - - * local-alloc.c (requires_inout_p): Don't have cases for '[Q-U]' unless - EXTRA_CONSTRAINT is defined.. - - * local-alloc (block_alloc): Don't allocate SCRATCH on machines with - SMALL_REGISTER_CLASSES defined. - - * regclass.c (reg_class_record): Add missing case for 'V'. - -Fri Aug 30 04:42:19 1991 James Van Artsdalen (james at bigtex.cactus.org) - - * tm-i386.h (OUTPUT_JUMP): Use cc_prev_status. + (expand_call): Pre-load args if small reg classes and reg parms. + * expr.h (prepare_call_address): Extend prototype. + * expr.c (expand_builtin_apply): Pass new arg to prepare_call_address. + +Mon Apr 18 14:53:14 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * fold-const.c (const_binop): If arg is NaN, just return it + (fold_convert): Handle NaN in real->int and real->real cases. + + * c-lex.c (yylex): If FP value is NaN, use value of zero. + + * expr.h (PROMOTE_MODE): Don't supply default here. + (promote_mode): Add declaration. + * explow.c (promote_mode): New function. + * calls.c (expand_call): Use it. + * function.c (assign_parms, promoted_input_arg, expand_function_start): + Likewise. + * expr.c (expand_expr, case VAR_DECL, SAVE_EXPR): Likewise. + * stmt.c (expand_value_return, expand_decl): Likewise. -Fri Aug 30 17:08:52 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) +Mon Apr 18 11:36:04 1994 Jason Merrill (jason@deneb.cygnus.com) - * xm-vms.h (LOCATE_START_OF_FILE_NAME): Remove. - (FILE_NAME_NONDIRECTORY): Fix typo. - (XREF_FILE_NAME): Use FILE_NAME_NONDIRECTORY instead of - LOCATE_START_OF_FILE_NAME, and omit the leading underscore in the - generated file name. - (FILE_NAME_ABSOLUTE_P): Define to use hook in cplus-xref.c. - (FILE_NAME_JOINER): Define to use hook in cplus-xref.c. + * Makefile.in (LIB2FUNCS): Change _op_vec_delete to _op_vec_del. + * libgcc2.c: Ditto. - * cplus-xref.c: Fix bug in default definition of FILE_NAME_ABSOLUTE_P. - (GNU_xref_open): Fix bug - wrong argument to XREF_FILE_NAME. - (FILE_NAME_JOINER): New macro. - (GNU_xref_file): Use it. +Mon Apr 18 11:19:07 1994 Jeffrey A. Law (law@snake.cs.utah.edu) -Fri Aug 30 17:30:15 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * reorg.c (redirect_with_delay_list_safe_p): New function, + similar to redirect_with_delay_slots_safe_p. + (fill_slots_from_thread): Do not redirect a jump if doing + so would invalidate the delay list for the jump. - * cplus-xref.c: Reinstall Aug 25 changes discarded by Tiemann. +Mon Apr 18 03:09:30 1994 Doug Evans (dje@cygnus.com) - * expr.c (expand_expr): New modifier option EXPAND_INITIALIZER. - * varasm.c (output_constant): Use that. - * jump.c (forced_labels): New var records labels not to delete. - (jump_optimize): Don't delete those labels. - * flow.c (find_basic_blocks): Any computed goto goes to those labels. - * varasm.c (decode_addr_const): Deal with LABEL_DECL. + * scan-types.sh: Fix program's name in error message. + Rename dummy.c to avoid collisions in parallel makes. -Fri Aug 30 15:41:03 1991 Michael Meissner (meissner at osf.org) +Sun Apr 17 18:29:00 1994 David Edelsohn (edelsohn@npac.syr.edu) - * mips.md (copyleft): Use separate copyright years. - (mov*): Use nonimmediate_operand instead of general_operand. + * rs6000.h (PROCESSOR_COMMON, PROCESSOR_POWER, PROCESSOR_POWERPC): + New macros. + * rs6000.c (processor_target_table): Change "all" to "common". + Add "power" and "powerpc" generic processors. Explicitly turn off + new mnemonics for all members of the POWER architecture family. - * tm-mips.h (copyleft): Use separate copyright years. +Sun Apr 17 10:04:18 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * xm-mips.h (copyleft): Use separate copyright years. + * tree.h (DECL_PRINT_NAME): Deleted. + (struct tree_decl): Field print_name deleted. - * xm-umips.h (copyleft): Use separate copyright years. +Sun Apr 17 06:59:58 1994 Pat Rankin (rankin@eql.caltech.edu) -Fri Aug 30 08:47:30 1991 Michael Tiemann (tiemann at cygint.cygnus.com) + * vax.h (RTX_COSTS), vax.c (vax_rtx_cost): Remove LSHIFT case. - * cplus-typeck.c (build_x_*): Try first calling `build_opfncall' - with FLAGS==0. If that succeeds, check protection. - (build_conditional_expr): `fold' does not preserve the type of it's - expressions, which is a problem for C++ when trying to keep ints and - enums distinct. +Sun Apr 17 01:15:27 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * cplus-decl.c (lookup_name): When there is a choice between seeing - a name as a type and seeing as a decl, call `arbitrate_lookup' to - make the decision. - * cplus-lex.c (arbitrate_lookup): New function. Uses minute amounts - of syntactic context to decide whether to see a name as a type or - something else. + * function.c (locate_and_pad_parm): For ARGS_GROW_DOWNWARD, + Round sizetree for both upward and downward padding, nuke + the (now unnecessary) call to pad_below for arg_size_ptr. -Fri Aug 30 07:40:49 1991 Tom Wood (wood at dg-rtp.dg.com) +Sat Apr 16 21:05:40 1994 David Edelsohn (edelsohn@npac.syr.edu) - * jump.c (delete_jump): When checking REG_DEAD notes, make sure they - have a legal value. + * rs6000.md (one_cmplsi2): Always use nor instruction; + remove extraneous minus sign from condition register set constraint. -Fri Aug 30 00:57:05 1991 James Van Artsdalen (james at bigtex.cactus.org) +Sat Apr 16 17:12:40 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * local-alloc.c (alloc_qty_for_scratch): Treat Q - U as reg class if - EXTRA_CONSTRAINT is not defined. - * regclass.c (reg_class_record): Likewise. + * m68k.c (print_operand): 'x' and 'y' mode letters only + if SUPPORT_SUN_FPA. + (print_operand_address): If (new) ASM_OUTPUT_CASE_FETCH defined, + use it to emit the address for the insn before a tablejump. + * m68k/mot3300.h (FUNCTION_ARG_PADDING, FUNCTION_PROLOGUE): Deleted. + (FUNCTION_EPILOGUE, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Deleted. + (SGS_SWITCH_TABLES, ASM_OUTPUT_CASE_END): Deleted. + (ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Deleted. + (SGS_NO_LI, ASM_OUTPUT_CASE_FETCH, ASM_RETURN_CASE_JUMP): Defined. -Thu Aug 29 21:39:07 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * configure (header_files): Use ${srcdir} instead of $(srcdir). - * c-typeck.c (build_binary_op_nodefault): Fix last change. +Sat Apr 16 16:51:15 1994 DJ Delorie (dj@ctron.com) -Thu Aug 29 19:11:05 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * objc/makefile.dos (OBJC_O): Add encoding.o. - * recog.c (general_operand, const_double_operand): Similar to - immediate_operand, don't accept a VOIDmode operand if the - caller wants floating. - * out-pyr.c (nonindexed_operand): Likewise. +Sat Apr 16 16:38:32 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Thu Aug 29 09:53:27 1991 Michael Tiemann (tiemann at pogo.gnu.ai.mit.edu) + * c-lex.c (yylex): Turn off overflow flag when fixing up large + traditional hex constants. - * cplus-tree.h ({SET,CLEAR}_ASSOC_*): New macros needed because not - all C compilers support conditional expressions as lvalues. - (lang_type): Change type of MEMOIZED_TABLE_ENTRY and SEARCH_SLOT - from `void *' to `char *', to make braindead compilers at less of a - disadvantage. + * c-decl.c (finish_decl): If asmspec_tree, clear DECL_BUILT_IN + for function and DECL_RTL always. -Thu Aug 29 08:07:40 1991 Tom Wood (wood at dg-rtp.dg.com) +Wed Apr 13 13:08:10 1994 Per Bothner (bothner@cygnus.com) - * m88k.md (define_function_unit): Update latencies. + * toplev.c (compile_file): Never warn about unused static consts, + since it is reasonable to have those in header files. - * out-m88k.c (output_function_profiler): Correct offsets for - register saves. - * tm-m88ksvr4.h (FUNCTION_PROFILER): Use the name _mcount and do - register saves. +Wed Apr 13 12:25:21 1994 Jason Merrill (jason@deneb.cygnus.com) - * tm-m88k.h (ASM_DWARF_POP_SECTION): Specify "previous". + * varasm.c (contains_pointers_p): When examining a RECORD_TYPE, + only look at the FIELD_DECLs. - Changes from Ron Guilmette: - * dwarfout.c (lookup_filename): Only increment valid_ft_entries - once when adding a filename to the table. - (output_symbol): Do output DIEs for a global VAR_DECL definition. +Tue Apr 12 18:14:42 1994 Jason Merrill (jason@deneb.cygnus.com) -Thu Aug 29 06:15:32 1991 Michael Tiemann (tiemann at rtl.cygnus.com) + * Makefile.in (LIB2FUNCS): Add _op_vec_{delete,new}. - * cplus-type2.c (build_functional_cast): If we have a valid value in - `expr_as_conversion' return that before returning error_mark_node. + * libgcc2.c (__builtin_vec_{delete,new}): New functions per the + latest C++ working paper. + (__default_new_handler): No longer static. + (__set_new_handler): Lose. + + * cccp.c: Don't implicitly wrap LOCAL_INCLUDE_DIR. + (struct default_include): Add cxx_aware field. + (include_defaults_array): Ditto. + (main): Use cxx_aware field. - * cplus-init.c (expand_recursive_init): Fix typo is testing - TYPE_USES_VIRTUAL_BASECLASSES. +Tue Apr 12 16:13:10 1994 Richard Stallman (rms@mole.gnu.ai.mit.edu) -Wed Aug 28 23:12:35 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * config.sub (next): Fix typo in m68k-next-ns3 alternative. - * c-typeck.c (build_binary_op_nodefault): For shift and rotate ops, - if traditional, use the common type of the operands. +Tue Apr 12 07:41:17 1994 Michael Meissner (meissner@osf.org) -Wed Aug 28 07:31:33 1991 Tom Wood (wood at dg-rtp.dg.com) + * i386/i386.c (notice_update_cc): Remove LSHIFT case, since there + is no LSHIFT rtl code any more. - * dwarfout.c, dwarf.h, README.DWARF: Replacement files from Ron - Guilmette that bring the dwarf implementation up to that defined by - draft 4 of the dwarf specification (dated 7/31/91). + * halfpic.h (NO_STDIO_H): Do not include stdio.h if this is defined. -Wed Aug 28 06:24:30 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Mon Apr 11 17:24:46 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * all *.md files except a29k.md and romp.md: Don't allow CONST_INT - as operand for RTL operations that need a mode to be well-defined, - e.g., SIGN_EXTEND, ZERO_EXTEND, TRUNCATE, FLOAT. Similarly, don't - allow CONST_INT as first operand of a COMPARE. + * scan.c (get_token): Correctly increment lineno after + encountering #ident (or other #-directive). - * machmode.h (MIN, MAX): Undefine these before our definition. +Mon Apr 11 13:22:51 1994 Jim Wilson (wilson@cygnus.com) -Tue Aug 27 21:33:04 1991 Michael Tiemann (tiemann at pogo.gnu.ai.mit.edu) + * reorg.c (try_merge_delay_insns): Account for resources set/used + by a filled insn before trying to simplify insns in delay slots. - * version.c: Now 1.95. + * x-iris, x-iris3, x-mips, x-sony, x-sysv (OLDCC): Change -XNh1500 + to -XNh2000. -Tue Aug 27 18:05:25 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * c-decl.c (finish_decl): Don't preserve initializer if it is + error_mark_node. - * reload1.c (possible_group_p): Use earliest class that needs a group. + * reorg.c (try_merge_delay_insns): Move next_trial update + immediately after the try_split call. - * gcc.c (do_spec_1): Handle %x and %X. - (link_command_spec): Use %X. If given -collect, pass -c. - (default_compilers c++): Use %x to pass -c to linker. + * mips.c (mips_select_rtx_section, mips_select_section): New + functions. Prefer rdata when TARGET_EMBEDDED_DATA, and prefer + sdata otherwise. + * mips.h (MASK_EMBEDDED_DATA, TARGET_EMBEDDED_DATA): New macros. + (TARGET_SWITCHED): Add new option -membedded-data. + (SELECT_RTX_SECTION, SELECT_SECTION): Call function in mips.c. - * cse.c (find_comparison_code): Don't call fold_rtx, - because we don't know which insn to pass for its second argument. + * Makefile.in (all.cross, rest.encap): Delete objc-runtime and + SYSCALLS.c.X. + (OBJC, OBJECTIVE-C): Add objc-runtime. + (proto): Add SYSCALLS.c.X. + (libgcc2.ready, libobjc.a, sublibobjc.a, SYSCALLS.c.X): Add + dependence on stmp-int-hdrs. - * cse.c (fold_rtx): Don't fold what we get from lookup_as_function. + * cccp.c (rescan): Don't look for C++ // comment before directive. + Handle \-newline inside a C++ // comment. + (skip_if_group): Likewise. + (handle_directive): Also handle C++ // comment after #. Point + ip->bufp after the comment start before calling + skip_to_end_of_comment. + (validate_else): Handle \-newline inside a C++ // comment. + (skip_to_end_of_comment, macarg1, discard_comments): Likewise. -Tue Aug 27 17:46:59 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * varasm.c (immed_double_const): Sign-extend constants when they + have the most significant bit set for the target. - * cse.c (rtx_cost): A USE is free; it is likely being used as a marker. +Mon Apr 11 06:20:56 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cse.c (cse_insn): If we decided not to make a reg-reg copy between - equivalent regs into a no-op, see if there is an equivalent constant - that is cheaper than the register we decided to use. + * reload1.c (reload): When accumulating needs, use nested + structures to simplify and speed up the code. - * cse.c (cse_insn): Fix arg in insert_regs call when making a - secondary equivalence due to a SUBREG; we are not modifying the - register. + * alpha.md (compare define_split): Fix bugs in last addition. - * cse.c (delete_dead_from_cse): Treat a SET that copies a register - to itself as if it were setting a dead register. + * calls.c (expand_call, emit_library_call{,_value}, store_one_arg): + Use convert_modes instead of convert_to_mode. - * cse.c (find_comparison_args): Call fold_rtx on the args that we - are about to return. - (fold_rtx, case SUBREG): Copy code from equiv_constant that looks up - a SUBREG in the hash table. - If our our folded operand is equivalent to a constant, use that when - seeing if we can get a part of a constant. - (fold_rtx): Don't short-circuit recursive call for an operand that - is a SUBREG; add comment in REG case that we are doing equiv_constant. - When looking for associative operation, call fold_rtx on potential - constant as well as equiv_constant. - (equiv_constant): Just look up a constant quantity for a register; - fold_rtx will do the SUBREG operations. + * tree.h (frame_size): Now a union. + (DECL_ALIGN, DECL_FRAME_SIZE, DECL_FUNCTION_CODE): Access proper + field of frame_size union. + (DECL_SET_FUNCTION_CODE): Simplified; retained for compatibility. + * c-decl.c (duplicate_decls, pushdecl, builtin_function): + Use DECL_FUNCTION_CODE instead of DECL_SET_FUNCTION_CODE. - * fold-const.c ({neg,mul,lshift,rshift,lrotate,rrotate}_double): - No longer static. - * cse.c (simplify_{unary,binary}_operation): Fold some DImode - operations. +Mon Apr 11 05:50:26 1994 Peter Schauer (pes@regent.e-technik.tu-muenchen.de) - * fold-const.c (fold, case EQ_EXPR, NE_EXPR, ...): Add code to handle - cases where we are comparing the result of a comparison. + * mips-tfile.c (update_headers): Do not copy stStatic symbols that + result from internal labels. -Tue Aug 27 14:35:59 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Sun Apr 10 07:13:24 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * flow.c (mark_used_regs): Set regs_ever_live for all hard regs. - Warning: this might break FUNCTION_PROLOGUE and FUNCTION_EPILOGUE - in some ports. But I've checked all the installed ones. - * tm-gmicro.h (FUNCTION_PROLOGUE): - Clear bit for fp reg if used as such. - * tm-mips.h (MUST_SAVE_REGISTER): Only frame_pointer_needed affects fp. + * rtl.def (LSHIFT): Deleted. + * combine.c, cse.c, function.c: No longer handle LSHIFT. + * genattrtab.c, loop.c, reload1.c: Likewise. + * expr.h (lshl_optab): Deleted. + * optabs.c (lshl_optab): Deleted. + (expand_binop, init_optabs): No longer reference it. + * genopinit.c, expmed.c (expand_shift): Likewise. - * c-decl.c (store_parm_decls): No error if arglist contains type tag. + * arm.c, arm.h, arm.md: Remove references to LSHIFT and lshlsi3. + * clipper.h, clipper.md, convex.h, convex.md, elxsi.md: Likewise. + * fx80.h, fx80.md, gmicro.md, i370.md: Likewise. + * m68k.c, m68k.h, m68k.md, m88k.c, m88k.md, ns32k.md: Likewise. + * rs6000.md, tahoe.md: Likewise. - * optabs.c (expand_fix): Really call emit_cmp_insn right. + * combine.c (simplify_shift_count, case EQ): LSHIFT should be + LSHIFTRT. - * floatlib.c: New file. +Sun Apr 10 04:48:37 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - * gnulib2.c (__clz_tab): Moved to _udivdi3. + * pa-ghiux.h (LIB_SPEC): Remove last change until we've got the + go ahead from HP to distribute /usr/lib/end.o. + * pa-ghpux.h, pa-hiux.h, pa-ghiux.h: Likewise. -Tue Aug 27 06:44:12 1991 Michael Tiemann (tiemann at rtl.cygnus.com) +Sat Apr 9 15:06:22 1994 Christian Kranz (kranz@sent5.uni-duisburg.de) - * cplus-typeck.c (c_expand_return): Don't use the cleanup generated - by `build_functional_cast'. + * config.sub: Add ns* as operating systems; default to ns2 for NeXT. + * configure (m68k-next-ns2*): New configuration. + * libgcc2.c: Include , not for NeXTStep 2.1. + * config/nextstep21.h, m68k/next21.h: New files. - * cplus-class.c (resolves_to_fixed_type_p): Handle WITH_CLEANUP_EXPR. +Sat Apr 9 10:56:06 1994 Randy Wright (rwright@convex.com) -Mon Aug 26 20:55:58 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * combine.c (force_to_mode, case ROTATE): Don't assume + simplify_binary_operation always returns CONST_INT. + (simplify_shift_const, case IOR, PLUS): Likewise. - * c-parse.y (yylex): Cast shorts[n] to long before shifting. - * fold-const.c (decode): Likewise. +Sat Apr 9 09:13:10 1994 Peter Schauer (pes@regent.e-technik.tu-muenchen.de) - * Makefile.in (INSTALL_DATA): Renamed from INSTALL_FILE. + * i386/sequent.h (STRUCT_VALUE{,_INCOMING,_REGNUM}): + Redefine for calling conventions of native cc. - * cse.c (canon_hash): Don't crash if subexpression is 0. +Sat Apr 9 08:25:43 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cplus-lex.c (interface_strcmp): Put back variable s1. + * rs6000.h (FINAL_PRESCAN_INSN): Define. + * rs6000.c (rs6000_convert_preincs): New function. -Mon Aug 26 18:14:33 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * i386.md (mulhi3): Use SImode for MULT RTL. - * function.c (instantiate_virtual_regs_1): Complete previous change; - had omitted arg on two returns. + * fold-const.c (fold): Avoid exponential work when simplifying + conditional expressions; don't recurse twice if ARG1 is constant. -Mon Aug 26 15:16:39 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * function.c (unitialized_vars_warning, setjmp_args_warning): + Reword warning to be less ambiguous. - * optabs.c (expand_float, expand_fix): Pass new arg to emit_cmp_insn. + * c-typeck.c (convert_arguments): Truncate and reextend + for PROMOTE_PROTOTYPES so we can give error on overflow. - * out-m68k.c (singlemove_string): Fix last change. + * reload1.c (reload_conflicts): Rewrite to clean up and fix + numerous bugs; move to later in file. -Mon Aug 26 11:20:51 1991 Tom Wood (wood at dg-rtp.dg.com) + * c-decl.c (duplicate_decls): Put new type in same obstack as + old ones, or permanent if old ones in different obstacks. - * m88k.md (cmpsi insn): Don't provide an insn that compares two - constants. +Fri Apr 8 18:18:18 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Aug 26 08:34:48 1991 Michael Meissner (meissner at osf.org) + * fold-const.c (fold, case GT_EXPR): Simplify X < (1 << Y) + into X >> Y == 0. - * collect-osf.c (toplevel, read_file, end_file): Don't use mmap, - unless all defines needed are defined. - (various): If -debug turn on debugging code. Change all occurances - of #ifdef DEBUG sections to if (debug). - (main, add_to_list): Correctly cast xcalloc calls. - (scan_prog_file): Correct xcalloc to allocate enough space - (scan_prog_file): If -debug, don't dump entire symbol table, just - dump the constructors and destructors. +Fri Apr 8 11:23:51 1994 Ian Lance Taylor (ian@cygnus.com) - * make-decrose (CFLAGS): Use DEB_OPT for default debug and optimize - options, use SHLIB for default shared library versions. - (DEB_OPT): Define to be -g -O2. - (SHLIB): Define to be -L${BUILD}/usr/ccs/lib, which forces static - libraries with both old and new 1.39 compilers. - (COFF_CFLAGS): Define to be -O2 -g0. - (collect): Add LIBDEPS dependency. + Add support for -membedded-pic to MIPS backend, to create + genuinely position independent code without using a global offset + table. Requires GNU as and ld. + * mips.h (MASK_EMBEDDED_PIC): Define. + (TARGET_EMBEDDED_PIC): Define. + (TARGET_SWITCHES): Add embedded-pic and no-embedded-pic. + (ASM_SPEC): Pass -membedded-pic to assembler. + (ASM_OUTPUT_ADDR_DIFF_ELT): If TARGET_EMBEDDED_PIC output a + difference, rather than using .gpword. + (ASM_OUTPUT_CASE_LABEL): Define. + * mips.md (casesi, casesi_internal): New instructions, used only + for TARGET_EMBEDDED_PIC. + * mips.c (override_options): For TARGET_EMBEDDED_PIC warn + if -mabicalls or -G were used, and set flag_pic and + mips_section_threshold. + (print_operand): Handle 'S' by printing a label with a leading LS. -Mon Aug 26 07:22:21 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu Apr 7 22:20:09 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) - * machmode.h (MIN, MAX): Define here. - * c-decl.c, calls.c, cplus-class.c, cplus-decl.c, cplus-tree.c: - Don't define here. - * expr.c, fold-const.c, function.c, integrate.c, recog.c: Likewise. - * rtl.c, sdbout.c, stmt.c, stor-layout.c, varasm.c: Likewise. - * c-typek.c, combine.c, cse.c, emit-rtl.c, expmed.c, final.c: - Delete definitions of "min" and "max"; use MIN and MAX now defined - in machmode.h. - * genemit.c, regclass.c, reload.c, reload1.c: Likewise. - * cccp.c (MIN, MAX): Define instead of min and max for consistency. + * calls.c (emit_library_call_value): Move is_const set after ifdef. - * tm-rs6000.h (HARD_REGNO_MODE_OK): Don't put DImode in reg 31; - similarly for TImode. +Wed Apr 6 21:34:17 1994 Pat Rankin (rankin@eql.caltech.edu) - * cse.c (cse_skip_to_next_block): Variable deleted. - (cse_insn): Don't set it anymore. - (cse_basic_block): Don't use cse_skip_to_next_block; instead, look - for unconditional jumps explicitly; correctly handle unconditional - jumps to the end of the basic block by extending the basic block in - that case. + * expr.c (expand_builtin, case BUILT_IN_NEXT_ARG): Test whether + an argunment has been passed to __builtin_next_arg; warn if not. - * reload1.c (alter_reg): Ensure that stack slot is always the correct - mode. +Wed Apr 6 17:28:44 1994 Per Bothner (bothner@kalessin.cygnus.com) -Mon Aug 26 06:20:43 1991 Michael Tiemann (tiemann at cygint.cygnus.com) + * toplev.c (lang_options): Add -f[no-]vtable-thunks (for C++). - * cplus-type2.c (build_functional_cast): Treat constructor casts as - having cleanups in this function. - * cplus-decl.c (finish_decl): Use cleanups created by functinal - casts used as initializers. +Wed Apr 6 15:35:42 1994 Jim Wilson (wilson@cygnus.com) - * cplus-init.c (expand_member_init): Call error with - IDENTIFIER_POINTER, not DECL_NAME, of NAME. + * cccp.c (discard_comments): Replace comments with a single space. - * cplus-method.c (fndecl_as_string): Don't skip `in_charge' - parameter twice. + * Makefile.in (USER_H): Add $(srcdir)/ before every ginclude use. - * cplus-init.c (build_new): Delete code which short-circuited - multiple indirections in ABSDCL and made everything look like just a - single level of indirection. + * calls.c (emit_library_call_value): New variable is_const. Clear + it for functions that return an aggregate in memory. - * cplus-typeck.c (warn_for_assignment): Now takes a FUNCTION_DECL - instead of an IDENTIFIER_NODE as an argument. Also, print - reasonable message when ARGNUM < 0. + * configure (header_files): Prepend $(srcdir)/ginclude/ to each + element before substituting into the Makefile. Delete ginclude/ + at each point where we set header_files. - * cplus-typeck.c (type_unknown_p): If TREE_CODE (EXP) == TREE_LIST, - it's type is unknown. + * c-decl.c (finish_decl): Correct typo in use of tree_int_cst_sgn. - * cplus-typeck.c (commonparms): Don't insert default parmeter values - into existing arg lists. Instead, unify them into new ones only. +Wed Apr 6 07:39:47 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cplus-typeck.c (convert_for_{initialization,assignment}): Pass - FNDECL instead of function name. Use `lang_printable_name' to pass - printable name to `warn_for_assignment'. + * alpha.md: Add define_split to simplify "(unsigned) x > 0xffffff". - * cplus-typeck.c (convert_arguments): Don't forcibly convert ptrs to - other things into ptrs to functions just to satisfy the conversion - of virtual functions. + * toplev.c (lang_options): Group and alphabetize some options. -Sun Aug 25 22:44:57 1991 Michael Tiemann (tiemann at cygint.cygnus.com) +Wed Apr 6 07:03:13 1994 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) - * cplus-typeck.c (compparms): Deal with STRICT == 3. - * cplus-search.c (get_first_matching_virtual): Call `compparms' with - STRICT == 3. + * function.c (push_function_context): Use current_function_varargs. + (pop_function_context): Likewise. + (assign_parms): Respect current_function_varargs. + Save args_so_far in any case. + * expr.c (expand_builtin): Allow builtin_next_arg for varargs + functions as well. + * function.h (struct function): New field for current_function_varargs. + * integrate.c (function_cannot_inline_p): Use current_function_varargs. + * va-alpha.h, va-m88k.h, va-sparc.h (va_dcl): Add ... to + set current_function_varargs. - * cplus-lex.c (operator_name_string): Don't abort if we cannot find - a operator name for NAME. Instead, return identifier for - . + * c-decl.c (warn_missing_declarations): New variable. + (c_decode_option): -Wmissing-declarations. + (start_function): Actually do the checking. + * toplev.c (lang_options): Add -Wmissing-declarations. -Sun Aug 25 15:42:59 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * function.c (expand_function_start): Delay copying static chain. - * cplus-xref.c (FILE_NAME_ABSOLUTE_P): New macro. - (GNU_xref_file): Use it. - (open_xref_file): Use new macro XREF_FILE_NAME if defined. - * cplus-lex.c (FILE_NAME_NONDIRECTORY): New macro. - Used frequently instead of strrchr. - * xm-vms.h: Define those three macros. + * calls.c (emit_library_call): Move the invocation of + prepare_call_address before the assignments of the function arguments. + (emit_library_call_value): Likewise. - * optabs.c (expand_binop): Use word mode for force_reg on op1 of shift. + * i386.h (DEBUG_PRINT_REG): Fix printing of coprocessor regs in QImode. - * out-m68k.c (singlemove_string): Use moveq when appropriate. +Wed Apr 6 06:42:50 1994 Peter Schauer (pes@regent.e-technik.tu-muenchen.de) - * final.c (split_double): Handle all integer constants. - * out-m68k.c (output_move_double): Use split_double for all constants. - * ??? Most out-*.c need changing. + * mips-tfile.c (update_headers): Copy stStatic symbols from the old + local symbol table to the new local symbol table if they did not get + added via debugging psuedo ops. - * c-decl.c (finish_enum): Make some local vars unsigned. - * c-common.c (type_for_size): - * c-convert.c (convert_to_integer): - * tm-i860.h (ASM_OUTPUT_ASCII): - * c-parse.y (yylex): - * expr.c (get_pointer_alignment): - * stor-layout.c (layout_union, layout_record): - * tree.c (get_unwidened, get_narrower): +Wed Apr 6 06:36:05 1994 Philippe De Muyter (phdm@info.ucl.ac.be) - * expr.c (emit_library_call): Don't declare va_list as register. - * final.c (asm_fprintf): Likewise. - * tree.c (build, build_nt, build_parse_node): Likewise. + * stdarg.h, varargs.h (__va_rounded_size): Round to multiple + of sizeof (short) on sysV68. - * expr.c (do_jump_for_compare): Don't assume the compare survives - when the branch is emitted. + * m68k.c (output_function_prologue): pea/move: Fix typos. + asm_fprintf("add%.[wl] ...): Undo previous change. - * expr.c (convert_move): Fix typo in prev change. +Tue Apr 5 20:05:10 1994 Doug Evans (dje@cygnus.com) - * emit-rtl.c (fconst2_rtx, dconst2_rtx): New vars. - (init_emit_once): Initialize them. + * gcc.c (process_command): Add "include" prefix for [foo/]stageN. - * expmed.c (extract_bit_field, store_bit_field): - For multi-word field, do words from least significant first. +Tue Apr 5 01:22:08 1994 Jeffrey A. Law (law@snake.cs.utah.edu) - (extract_split_bit_field): OP0 is only the first word of the - source, so if this is a SUBREG, must call operand_subword on - SUBREG_REG (OP0) instead of OP0. + * pa-ghiux.h (LIB_SPEC): Link in /usr/lib/end.o + * pa-ghpux.h, pa-hiux.h, pa-hpux.h (LIB_SPEC): Likewise. - * varasm.c (output_constructor): Correctly output constants for - bitfields which are greater than HOST_BITS_PER_INT. Use - TREE_INT_CST_HIGH for the high bits. +Mon Apr 4 17:36:55 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) - * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): New parameters. - (enquire, enquire.o): Use them. + * final.c (final_scan_insn): Pass new arg, block num, to + sdbout_end_block. + * sdbout.c (sdbout_begin_block): Don't output block for function + level scope unless MIPS_DEBUGGING_INFO is defined. + (sdbout_end_block): Likewise. Add new parameter n for the block + number. - * tm-sysv4.h: New file, cut out from tm-m88k.h. - * tm-m88k.h: Include that. + * calls.c (expand_call): If PCC_STATIC_STRUCT_RETURN defined, mark + function as addressable same time as we clear is_integrable. - * vax.md (sltu, sgeu): New patterns. +Mon Apr 4 17:11:17 1994 Jason Merrill (jason@deneb.cygnus.com) -Sat Aug 24 11:19:43 1991 Michael Tiemann (tiemann at cygint.cygnus.com) + * Makefile.in (xsys-protos.h): Undefine __*_TYPE when + preprocessing fixtmp.c. + * fixincludes: Fix ptrdiff_t and wchar_t in system headers like we + do size_t. + * scan-types.sh: Use __WCHAR_TYPE__, __PTRDIFF_TYPE__, and + __SIZE_TYPE__. Still deduce size_t so that it can be used for + ssize_t if necessary. + * stddef.h (wchar_t): Always define as __WCHAR_TYPE__. + * cccp.c (special_symbol, case T_WCHAR_TYPE): Output "__wchar_t" + for C++. - * cplus-init.c (build_offset_ref): Pass a TYPE_DECL node, not a - RECORD_TYPE node, to `build_component_type_expr'. +Sat Apr 2 08:14:02 1994 Michael Meissner (meissner@osf.org) - * cplus-cvt.c (convert_to_integer): Warn about conversion from - integral type to enumeral type if FLAG_INT_ENUM_EQUIVALENCE is zero. - (convert_force): Set FLAG_INT_ENUM_EQUIVALENCE non-zero when calling - `convert'. + * i386/osfrose.h (FUNCTION_PROLOGUE, FUNCTION_PROFILER): Correct + code for -fpic ELF case. - * cplus-typeck.c (build_x_*_op): Don't try using built-in operators - if user-defined ones are not accessible. +Fri Apr 1 17:33:35 1994 Jason Merrill (jason@deneb.cygnus.com) - * cplus-init.c (expand_aggr_init_1): Use `expand_expr' to set the - DECL_RTL of the TARGET_EXPR. This is a generalization of code that - used to require that EXP be some sort of _DECL. + * fixproto: Add strncpy, strpbrk, strrchr, strspn, strstr, strtok + and strxfrm to the required list for string.h. - * cplus-init.c (init_init_processing): Link global runtime functions - __builtin_new and __builtin_delete to their canonical operator - names (i.e., op$nw and op$dl). +Fri Apr 1 01:05:53 1994 Jim Wilson (wilson@cygnus.com) - * cplus-lex.c (init_lex): Don't see `dynamic' as a reserved word if - SOS is not defined. - * cplus-decl2.c (flag_dynamic): Delete unused variable. + * configure: Change math-68881.h to ginclude/math-68881.h. + (EXTRA_HEADERS): Use | not / in sed command. + * math-68881.h, math-3300.h: Move to ginclude directory. - * cplus-decl.c (define_case_label): Give error when case label cuts - into a binding contour with cleanups. - * stmt.c (last_cleanup_this_contour): Changed name from - `this_contour_has_cleanups_p'. Now returns last cleanup, if there - was one. - * tree.h: Declare `last_cleanup_this_contour'. + * libgcc2.c: Modify all uses of __attribute__ mode to use new + syntax. - * cplus-decl.c (grokdeclarator): Don't let member functions have - static linkage. + * Makefile.in (USER_H): Files in ginclude now. Add stdarg.h, + stddef.h, varargs.h. + (all.cross, rest.encap): Move LIBGCC after stmp-headers. Add + objc-runtime, and SYSCALLS.c.X. + (for-bootstrap): Delete. + (OBJC, OBJECTIVE-C): Delete objc-runtime. + (proto): Delete SYSCALLS.c.X. + (*.o): Delete gvarargs.h dependencies. + (stmp-int-hdrs): Delete gvarargs.h, gstdarg.h, gstddef.h deps, and + code to copy them. - * cplus-tree.c (layout_basetypes): Copy non-virtual basetypes of - virtual basetypes so that search routines can find ambiguities - arising in lattices where the same type appears as a non-virtual - basetype of different types in the lattice. - (copy_nonvirtual_children): Implement a recursive deep-copy of - nonvirtual types in an inheritance lattice. + * bc-emit.c: Change to . + * enquire.c, libgcc2.c, sys-types.h: Change "gstddef.h" to . + * gcc.c: Change "gstdarg.h" to and "gvarargs.h" to + . + * objc/Object.m: Change "gstdarg.h" to . + * objc/runtime.h, scan-types.sh: Change "gstddef.h" to . + Change "gstdarg.h" to . + * objc/hash.h, objc/objc.h, objc/sarry.h: Delete use of IN_GCC to + control stddef.h/gstddef.h include. + * cccp.c (pcfinclude): Modify comment referring to gstddef.h. + * sparc/sparc.h (CPP_PREDEFINES): Update GCC_NEW_VARARGS comment. + * i386/x-next, m68k/x-next (libgcc2.a, stdarg.h): Delete rules. + * fixincludes: Modify comment referring to gvarargs.h. + * cp/Makefile.in: Modify comments that refer to gvarargs.h and + gstddef.h. - * cplus-search.c (lookup_fnfields): Correctly catch case where there - are multiple functions in an MI lattice. - * cplus-call.c (ideal_candidate): If we find a requested function is - ambiguous in an MI lattice, set CP->EVIL to 1. - (build_method_call): If CP->EVIL is set on return from - `ideal_candidate', return error_mark_node. + * gstdarg.h, gstddef.h, gvarargs.h: Move to ginclude directory + and strip off initial `g'. + * va-*.h, proto.h: Move to ginclude directory. - * cplus-decl.c (lookup_name): Prefer finding typenames to overloaded - functions where there's a collision. - (pushdecl): Don't override the declaration of global functions with - a TYPE_DECL that has the same name. `lookup_name' now knows how to - find both. - (globalize_nested_type): Changed to look in IDENTIFIER_TYPE_VALUE - slot for global definitions that are not in IDENTIFIER_GLOBAL_VAL. - * cplus-type2.c (build_functional_cast): Deal with more ambiguities - and more cases where the syntactic form `NAME ( PARMS )' can have - meaning. +Thu Mar 31 19:49:17 1994 Jim Wilson (wilson@cygnus.com) -Sat Aug 24 01:33:00 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * sparc.h (SPARC_STACK_ALIGN): Use ~7 not 0xfffffff8 for portability. - * expr.c (convert_move): Make integer extension general. + * xcoffout.h (DBX_OUTPUT_MAIN_SOURCE_FILENAME): Disable. - * optabs.c (init_extends, gen_extend_insn): Finish and turn on. + * sol2.h: Delete ifdefed out section defining *_SECTION_ASM_OP + macros. + ({CTORS,DTORS}_SECTION_ASM_OP) Delete definitions. + * sysv4.h (INIT_SECTION_ASM_OP): Don't set the alloc flag. + ({CTORS,DTORS}_SECTION_ASM_OP): Set execinstr flag. - * reload1.c (possible_group_p): Insist on regs in needed class. + * dbxout.c (dbxout_type): Re-enable debugging output for anonymous + structures. Change all three places that refer to xrefs to use + exactly the same condition. - * SYSCALLS.c (alloca): Declare arg as size_t. + * c-typeck.c (pop_init_level): Correct typo in use of + tree_int_cst_sgn. - * expr.c (store_constructor): Handle union constructor. + * mips.c (mips_rtx_classify, md_register_operand, + fpsw_register_operand, cmp2_op, uns_cmp_op, fcmp_op): Delete. + (mips_const_double_ok, mips_fill_delay_slot, output_block_move, + print_operand, function_epilogue): Don't treat gas differently + than native assembler. + (equality_op, cmp_op): Delete use of classify_op. + (override_options): Delete uses of mips_rtx_classify. + (final_prescan_insn): Simplify based on other changes. + * mips.h (mips_rtx_classify, cmp2_op, fcmp_op, + fpsw_register_operand, md_register_operand, uns_cmp_op, + classify_op, additive_op, divmod_op, unsigned_op, CLASS_*_OP, + NOTICE_UPDATE_CC): Delete. + (RTX_COSTS): Use different numbers for R3000/R6000/R4000. + (REGISTER_MOVE_COST): Use cost of 2 within same register class, 4 + for FP to GR copy, 6 otherwise. + (ADJUST_COST): Give anti and output dependencies zero cost. + (PREDICATE_CODES): Delete obsolete functions from list. + * mips.md (addsi3_internal): Don't output subtract. + (subsi3_internal): Don't output add. + (smulsi3_highpart, umulsi3_highpart): Add missing third operand to + mips_move_1word call. - * final.c (split_double): long long CONST_DOUBLE now has VOIDmode. +Thu Mar 31 12:09:42 1994 Ian Lance Taylor (ian@cygnus.com) - * optabs.c (expand_binop): Fix carry propagation bugs. - Handle carry propagation for big-endian case. + * longlong.h: Change RS/6000 macros to use PowerPC mnemonics when + using -mnew-mnemonics. -Fri Aug 23 21:29:46 1991 Michael Tiemann (tiemann at cygint.cygnus.com) +Wed Mar 30 17:37:16 1994 Frederic Pierresteguy (F.Pierresteguy@frcl.bull.fr) - * cplus-decl.c (finish_decl): More PIC fixes. Also, don't assign - any storage for static member variables except when they are being + * m68k/dpx2.h (NO_ASM_FMOVECR): Defined. + * m68k.c (standard_68881_constant_p): Return 0 if NO_ASM_FMOVECR defined. - * cplus-init.c (build_virtual_init): Change interface to take - MAIN_ASSOC instead of FOR_TYPE. - (expand_aggr_init_1): Ditto. - (expand_recursive_init_1): Ditto. - (expand_aggr_vbase_init{_1}): Change interface to take an assoc - instead of a type. - (expand_recursive_init): Ditto. - - * cplus-pt.c (uses_template_parms): Handle PARM_DECL nodes. - - * cplus-search.c (get_base_assoc): Use ASSOC_MARKED instead of - ASSOC_BASETYPE_MARKED to mark visited nodes. - (lookup_field, loopup_fnfields): Use ASSOC_FIELDS_MARKED instead of - ASSOC_VBASE_MARKED when searching. - ({bfs_,un,bfs_un}marked2p): Deleted, unused. - (dfs_{un}mark2): Deleted, unused. - (dfs_unmark12): Deleted, unused. - (build_vbase_vtables_init): Change interface to take MAIN_ASSOC - instead of FOR_TYPE. - -Fri Aug 23 18:31:53 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * expr.c (do_store_flag): Give up if can't directly compare args. - -Fri Aug 23 18:00:58 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * function.c (instantiate_virtual_regs_1): Add new arg and now returns - int instead of void. - All callers changed. - - * expr.c (compare_constants): Deleted. - (compare_from_rtx): Use simplify_relational_operation instead of - compare_constants; abort is not needed since - simplify_relational_operation will return 0 if given VOIDmode. - - * cse.c (fold_rtx): Correctly compute mode of operands being - compared. - -Fri Aug 23 17:16:27 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * stmt.c (expand_end_case): - Avoid special cases for modes when widening. - Realize __builtin_classify_type reduces to int constant. - - * optabs.c (emit_cmp_insn): New arg, MODE. All callers changed. - If both args are const_int, copy one to a reg. - -Fri Aug 23 15:54:21 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make-cc1.com: Fix bug where cplus-parse.y was always being passed - through bison, whether it needed it or not. - -Fri Aug 23 15:20:46 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * stmt.c (expand_end_case): Remove Aug 12 change. - Convert index to nominal_type for subtraction. - -Thu Aug 22 14:34:21 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * configure, config.gcc: Switch to all-dashes config names. - - * gnulib2.c [U_udivdi3, L_muldi3]: Define __clz_tab for longlong.h. - -Thu Aug 22 00:28:29 1991 Torbjorn Granlund (tege at zevs) - - * longlong.h: Rename BITS_PER_LONG to LONG_TYPE_SIZE. - * longlong.h (__ibm032__): Define count_leading_zeros and umul_ppmm. - * longlong.h: Define UMUL_TIME and UDIV_TIME for some CPUs. - * longlong.h (__sparc__ umul_ppmm): Move two insn from end to the - nops. (Saves two insn.) - * longlong.h (__sparc__ umul_ppmm): Rewrite in order to avoid - branch, and to permit input/output register overlap. - * longlong.h (__29k__): Remove duplicated udiv_qrnnd definition. - * longlong.h (__29k__ umul_ppmm): Split asm instructions into two - asm statements (gives better code if either the upper or lower - part of the product is unused. - * longlong.h: Mention UDIV_NEEDS_NORMALIZATION in description of - udiv_qrnnd. - * longlong.h (IBMR2): Add udiv_qrnnd. - * longlong.h (add_ssaaaa, sub_ddmmss [C default versions]): Make __x - `unsigned long int'. - * longlong.h: Add `int' after `unsigned' and `long' everywhere. - * longlong.h: Add ARM, i860 support. - * longlong.h (sparc umul_ppmm): Use __asm__, not asm. - * longlong.h (IBMR2 umul_ppmm): Refer to __m0 and __m1, not to m0 - and m1 (overlap between output and input operands did not work). - * longlong.h: Add VAX, ROMP and HP-PA support. - * longlong.h: Sort the machine dependent code in alphabetical order - on the CPU name. - * longlong.h: Hack comments. - * longlong.h: Define BITS_PER_LONG to 32 if it's not already - defined. - * Define __BITS4 to BITS_PER_LONG / 4. - * Don't assume 32 bit word size in "count_leading_zeros" C macro. - Use __BITS4 and BITS_PER_LONG instead. - * longlong.h (68k): Define add_ssaaaa sub_ddmmss, and umul_ppmm - even for plain mc68000. - * longlong.h: Clean up comments. - * longlong.h: Don't use #elif. - * longlong.h: Use __asm__ instead of asm. - * longlong.h (sparc udiv_qrnnd): Make it to one string over several - lines. - * longlong.h: Preend __ll_ to B, highpart, and lowpart. - * longlong.h: Move array t in count_leading_zeros to gnulib2.c - Rename the array __clz_tab. - * longlong.h (umul_ppmm [C variant]): Make __ul...__vh - `unsigned int', and cast the multiplications. This way - compilers more easily can choose cheaper multiplication - instructions. - -Thu Aug 22 07:36:40 1991 Tom Wood (wood at dg-rtp.dg.com) - - * rtl.h: Declare simplify_relational_operation. - - * out-m88k.c (output_file_start): Put the `gcc2_compiled.' symbol - in the data section. Eliminates symbol translation problems with - debuggers. - - Changes from Ron Guilmette: - * toplev.c (compile_file): Use dwarfout_finish when done. - * final.c (output_source_line): Use dwarfout_line. - * dwarfout.c (dwarfout_finish): Rename from dwarfout_finalize. - * tm-m88k.h (ASM_OUTPUT_DWARF_LINE, ASM_FILE_END): No need for - dwarf specific actions. - -Thu Aug 22 05:29:57 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (can_combine_p): Don't combine if INSN has REG_RETVAL note. - (try_combine): Similarly, don't combine if I3 has REG_LIBCALL note. - - * flow.c (propagate_block): Don't use variable PREV in - nested blocks that shadows PREV at function level. - If we handle this insn normally, arrange to scan any insns that - were inserted in front of it for making auto-inc addressing. - - * integrate.c (save_for_inline_copying): Clear CONST_DOUBLE - memory chain. - - * toplev.c (fatal_insn_not_found): Now that it is called in final.c - when an insn doesn't match constraints, write different error - message in that case. - * genattrtab.c (write_attr_case): Call fatal_insn_not_found instead - of abort when constrain_operands fails. - -Thu Aug 22 05:29:09 1991 Matthew Self (mself at next.com) - - * rtl.c (add_dependence): Uses of RTX_UNCHANGING_P should now be - SCHED_GROUP_P. - -Thu Aug 22 00:34:20 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * recog.c (offsettable_address_p): Always pass QImode to addressp. - -Wed Aug 21 09:20:09 1991 Michael Meissner (meissner at osf.org) - - * tm-decrose.h (LINK_SPEC): Allow -pic-none, -glue, -noshrlib - switches. - (LIB_SPEC): Add -L/usr/ccs/lib to get new 1.1 linker to use static - libraries instead of shared libraries, since the shared library - support has not yet been added. - -Wed Aug 21 06:18:12 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * out-rs6000.c (print_operand, case 'Y', 'Z'): Fix typo in - auto-inc case. - * rs6000.md (movti): Add missing %U in memory cases. - - * tm-rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Indexed addresses are not - valid for DImode and TImode. - * out-rs6000.c (indexed_mem_operand): Deleted. - (print_operand, case 'X'): Don't use indexed_mem_operand; check - ourselves instead. - * rs6000.md (movdi, movti): Don't check for indexed memory operands. - -Tue Aug 20 16:02:41 1991 Tom Wood (wood at dg-rtp.dg.com) - - * sdbout.c (sdbout_parms): Handle parm passed in reg and living in - pseudo that was optimized away. - -Mon Aug 19 19:10:42 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * combine.c (simplify_comparision, case NEG): Can only convert - (-a) < C to a > C if C is zero. - - * expmed.c (store_bit_field, extract_bit_field): Use WORD_MODE for - mode of BITS_PER_WORD to avoid conflict with other use of variable - named MODE. - - * cse.c (cse_insn): Don't make a REG_EQUAL note whose contents - are a REG; the REG might have been eliminated. - - * reload1.c (reload_as_needed): Pass any CLOBBERs made when reloading - an insn to `forget_old_reloads_1'. - -Mon Aug 19 12:47:46 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * configure (m88k-luna): Rename alternative appropriately. - - * cse.c (simplify_relational_operation): Split out from ..._binary_... - (fold_rtx): Use that function for relationsals. - (simplify_binary_operation): Don't allow relationals. - * combine.c (subst, gen_binary): Use simplify_relation_operation. - * integrate.c (subst_constants): Likewise. - * jump.c (jump_optimize): Likewise. - - * c-common.c (shorten_compare): Warn about unsigned >= 0. - -Sun Aug 18 17:29:16 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * tm-vms.h (ASM_OUTPUT_EXTERNAL): Remove code to round the storage - size up to a multiple of 4 bytes. - -Sun Aug 18 15:35:27 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * dbxout.c (dbxout_parms): - Handle parm passed in reg and living in pseudo that was optimized away. - - * function.c (init_function_start): Give decl_printable_name both args. - - * expr.c (compare_from_rtx): - Don't change to unsigned if too wide for host int. - * cse.c (fold_rtx): Use mode_arg0 to simplify comparison ops. - Update mode_arg0 when we look at value of cc0. - - * cse.c (cse_insn): Really don't record bitfield destinations - unless source is constant which fits. - But pre-truncate other constants. - - * config.subr: Allow $os to be empty. - - * function.c (lookup_static_chain): Check for 0 before inline function. - - * config.subr (pc532, minix): New alternatives. - - * configure (editing Makefile): Use cross-make. - * Makefile.in (install-cross): Change dep to install-gnulib. - -Sat Aug 17 17:18:05 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * All cplus-* files: Change the representation of the C++ - inheritance lattice for types. There is no longer such a thing as a - classtype_variant. Instead, types all have their own lattices - accessed via their CLASSTYPE_ASSOC field. - - * cplus-tree.h (lang_type): Delete fields OFFSET, - MAIN_CLASS_VARIANT, NEXT_CLASS_VARIANT, VIA_PUB_OR_VIRT. - Rename field AS_ID_LIST to ID_AS_LIST, since it's a list. - (CLASSTYPE_AS_ID_LIST): Renamed to CLASSTYPE_ID_AS_LIST. - Add field ASSOC_AS_LIST, which is a TREE_LIST whose TREE_VALUE is - the assoc for the type. - (CLASSTYPE_VIA_*, SET_CLASSTYPE_VIAS): Deleted. - (CLASSTYPE_OFFSET*): Deleted. - (CLASSTYPE_N_BASECLASSES): Now uses type's assoc. TYPE_BASETYPES - field is unused. Next change will make TYPE_BASETYPES hold the - assoc field. - (CLASSTYPE_VBASE_SIZE): Use slot in TYPE_LANG_SPECIFIC instead of - sneaking it into the TREE_TYPE field of the basetypes. - - (ASSOC_TYPE): Deleted. Now use ASSOC_VALUE everywhere. - (ASSOC_{BASETYPE,BASETYPES}): New macros. Both are operations on - assocs and return assocs. - (CLASS_ASSOC_BASETYPE): New macro. This performs roughly the same - function that CLASSTYPE_BASECLASS used to, but it retains no assoc - info in the type it returns. - (ASSOC_NEXT_ASSOC): New macro used for traversing assoc chains built - up by search routines. - (ASSOC_VIA_{PUBLIC,VIRTUAL}): New macros for accessing inheritance - information. CLASSTYPE_VIA_{PUBLIC,VIRTUAL} no longer used. - (ASSOC_CID): New macro. - - (DECL_ANON_UNION_ELEM): Deleted. Now anonymous union decls are - distinguished as FIELD_DECLs with NULL DECL_NAMEs and UNION_TYPE - types. - - (DERIVED_FROM_P): New macro. Change calls that testing inheritance - relationships (get_base_type and get_base_distance) to use this macro. - - * cplus-type2.c (basetype_or_else): Change interface to use/return an - assoc instead of a type. Change name to base_assoc_or_else. - - * cplus-tree.c (build_classtype_variant): Deleted. - (copy_type_lang_specific): Deleted. - * all cplus-* files: Everything that used to use CLASSTYPE_OFFSET on - types now uses ASSOC_OFFSET on assocs. - - * cplus-class.c (propagate_basetype_offsets): Change interface to use - assocs instead of types. Change name to propagate_assoc_offsets. - * cplus-search.c (get_base_type): Ditto; name changed to - get_base_assoc. - - * cplus-cvt.c (convert_pointer_to): Change interface to use an assoc - instead of a type. - (convert_pointer_to_vbase): Ditto. - * cplus-call.c (build_field_call): Ditto. - * cplus-class.c (get_vfield_offset): Ditto. - (build_method_call): Ditto. - (maybe_fixup_vptrs): Ditto. - * cplus-search.c (get_first_matching_virtual): Ditto. - (get_virtuals_named_this): Ditto. - (tree_needs_constructor_p): Ditto. - (get_virtual_destructor): Ditto. - (tree_has_any_destructor_p): Ditto. - (get_baselinks): Ditto. - (lookup_{field,fnfields}): Ditto. Also, use ASSOC_VBASE_MARKED - instead of CLASSTYPE_MARKED2 to mark virtual basetypes that have - been visited. - (build_vbase_vtables_init): Ditto. - ({build,free}_mi_matrix): Ditto. - * cplus-init.c (expand_aggr_init_1): Ditto. - (expand_aggr_vbase_init_1): Ditto. - (build_virtual_init): Ditto. - * cplus-class.c (build_class_init_list): Rewritten to build list with - assoc entries instead of types. Also, use new macro - ASSOC_BASEINIT_MARKED instead of CLASSTYPE_MARKED6. - (finish_base_struct): New argument ASSOCS is the list of assocs that - describe the basetypes of T. - - * cplus-tree.c (make_lang_type): Always initialize - CLASSTYPE_VBASE_SIZE to integer_zero_node. To test if a class has - virtual baseclasses, test CLASSTYPE_VBASECLASSES, not - CLASSTYPE_VBASE_SIZE. - - * cplus-class.c (finish_struct): Rewritten to use assocs instead of - types where appropriate. - - * cplus-search.c (get_base_distance): Change interface to use assocs - or types. Also, PATH_PTR argument is now an assoc chain, not a - TREE_LIST. Algorithm to find leftmost path is now more efficient. - (compute_visibility): Uses assoc chain instead of TREE_LIST of - types. - (recursive_bounded_basetype_p): New function. - (dfs_walk, dfs_* functions): Change to be called with assocs instead - of types. - (breadth_first_search, all bfs_*): Ditto. - cplus-tree.c (reverse_path): New function. Like nreverse, but works - on assoc chains. - - * cplus-class.c (build_vtable, prepare_fresh_vtable, - modify_vtable_{entries,entry},): Change interfaces to use assocs - instead of types. Use macro ASSOC_VTABLE_PATH_MARKED on the assocs - instead of CLASSTYPE_MARKED3. Use macro ASSOC_NEW_VTABLE_MARKED on - the assocs instead of CLASSTYPE_MARKED4. - - * cplus-dbxout.c: Now needs to know more about assocs. When assocs - are put in the TYPE_BASETYPEs field, it should not need to know - about lang_type. - - * cplus-decl.c (xref_tag): Rewritten to build proper assoc lists. No - longer builds basetype lists. - (finish_function): Make `flag_no_inline' really take effect. - - * cplus-tree.c (make_assoc): Changed for new assoc structure. The - fields in assocs are now: VALUE (pointer to TYPE that this assoc is - for), OFFSET (the byte offset of this basetype in the whole object), - VTABLE (the virtual function table that should be used to initialize - objects controlled by this assoc), VIRTUALS (the virtual functions - to use for initializing VTABLE), BASETYPES (a TREE_VEC of basetypes - that this assoc has, or NULL_TREE if none), NEXT_ASSOC (a temporary - slot used to point to the next assoc in an assoc chain), - VIA_{PUBLIC,VIRTUAL} bits saying whether this assoc is a basetype of - its parent via public or virtual inheritance. - - * cplus-ptree.c (print_lang_type): Modified as necessary to cope with - new inheritance structure. - - * cplus-search.c (get_base_type_1): This function was unused and - wrong. Deleted. - - * cplus-tree.c (layout_basetypes): Take new arg ASSOCS. Layout the - basetypes my modifying the assocs, not the types. - (layout_vbasetypes): Ditto. - - * all cplus-* files: Removed dead code, unused variables, and change - asserts where appropriate. - - * all cplus-* files: DECL_VIRTUAL_P is no longer used as a truth test - for whether or not a function is virtual. Use a test for non-NULL - DECL_VINDEX instead. - -Sat Aug 17 15:16:40 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * function.h (inline_function_decl): Declare it. - * integrate.c: Include function.h; don't declare var here. - - * rtl.h (regno_reg_rtx): Declare it. - - * stmt.c (expand_end_case): - When filling labelvec from case range, avoid overflow in i. - -Fri Aug 16 23:06:37 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-typeck.c (build_binary_op_nodefault): - Take out warning added by recent changes. - -Fri Aug 16 22:00:09 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * function.c (inline_function_decl): New var. - (lookup_static_chain): Decl is local if context is function being - inlined. - * integrate.c: Remove partially-completed previous change. - (expand_inline_function): Set inline_function_decl. - -Fri Aug 16 21:41:10 1991 Michael Tiemann (tiemann at pogo.gnu.ai.mit.edu) - - * a29k.md (insv,extv): Changed POS / SIZE to POS / 8, since high - order bit of BP selects half-word position for half-word ops. - -Fri Aug 16 18:52:35 1991 Jim Wilson (wilson at sphagnum.cygnus.com) - - * combine.c (distribute_links): Only put link on new insn if the - insn uses the register. If first find an insn that sets the - register but does not otherwise use it, then drop the link. - - * combine.c (distribute_links): Strip off SUBREG, ZERO_EXTRACT, - etc. from the destination of the set before passing it to - reg_mentioned_p and reg_referenced_p. - -Sat Aug 16 17:02:53 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-pt.c (uses_template_parms): Run loop over _EXPR nodes from - TREE_CODE_LENGTH-1 to 0, not from TREE_CODE_LENGTH. - - * cplus-decl.c (grokfndecl): Change `==' to `=' in assignment to - `raises' - (finish_decl): If FLAG_PIC is nonzero, leave initialized data in - common space. - -Fri Aug 16 13:13:11 1991 James Van Artsdalen (james at bigtex.cactus.org) - - * reg-stack.c (current_function_returns_real): New variable. - (reg_to_stack): Set it. - (stack_reg_life_analysis): Use it. - (emit_pop_insn): Return the new insn. - (convert_regs): Pop any stack regs live at the end of the last basic - block. - -Fri Aug 16 16:16:45 1991 Michael Tiemann (tiemann at pogo.gnu.ai.mit.edu) - - * tm-sparc.h (SELECT_SECTION): Don't put relocatable values into - text space if generating position-independent code. - -Fri Aug 16 16:00:30 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * protoize.c (__flsbuf): Decl deleted; no need. - [ultrix]: Include string.h, not strings.h. - - * function.c (instantiate_virtual_regs_1): Bug adding NEW to addr of X. - -Fri Aug 16 08:51:25 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * expr.c (expand_expr, case ABS_EXPR, MIN_EXPR, MAX_EXPR): Don't - allow TARGET to be a hard reg because evaluating the comparison - might clobber it. - -Thu Aug 15 23:38:04 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * tm-m68k.h (PRINT_OPERAND): Use asm_fprintf to print immed prefix. - -Thu Aug 15 23:36:12 1991 Micheal Tiemann (tiemann at pogo.gnu.ai.mit.edu) - - * cplus-decl.c (finish_enum): Remove last traces of Wood's mistaken - changes for tag handling in C++. - * cplus-class.c (finish_struct): Ditto. - -Tue Aug 13 06:12:18 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * jump.c (find_cross_jump): When avoiding CALL_INSNs, don't - return a CODE_LABEL as a cross-jump point; use next_real_insn instead - of next_nonnote_insn. - - * fold-const.c (optimize_bit_field_compare, merge_component_reference): - Use mode_for_size to get mode for word; don't use SImode. - * tree.c (build_index_type, build_index_2_type): Don't use SImode; - get mode of SIZETYPE instead. - - * optabs.c (emit_cmp_insn): Use type of int instead of SImode for - return from memcmp and bcmp. - -Mon Aug 12 17:54:55 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * stmt.c: Include recog.h. - * stmt.c (expand_end_bindings): Expect abort to return void. - (expand_end_case): Give tablejump whatever mode it wants. - - * integrate.c (integrate_type): New function. - * c-typeck.c (build_binary_op_nodefault): Rewrite last change. - - * Makefile.in (install): Indirect through INSTALL_TARGET. - (install-native): New name for old install target. - (INSTALL_TARGET): New variable. - * cross-make (INSTALL_TARGET): Override it. - -Mon Aug 12 17:25:48 1991 Michael Meissner (meissner at osf.org) - - * out-mips.c (toplevel, override_options, siginfo): If the OSF/1 - SIGINFO signal is provided, invoke siginfo handler, which prints - which file is being compiled, and runs ps on the compiler and it's - parent. - - * make-decrose (CC, OLDCC): Define CC and OLDCC to be the same, so - that tests within Makefile.in work as expected. - (LIB2FUNCS_EXTRA): Put osf-main in the gnulib2 portion of the - library, instead of the gnulib1 portion. - -Mon Aug 12 16:31:47 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * explow.c (expr_size): Fix typo. - -Mon Aug 12 14:27:31 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * expr.c (expand_expr, case COND_EXPR): Fix typo in comment. - In the singleton code, don't accept a hard register as a target if - we are going to store into it before testing the condition because - that evaluation may involve a subroutine call which might clobber it. - - * rtl.h (SCHED_GROUP_P): Fix typo in definition. - -Mon Aug 12 08:01:01 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * jump.c (find_cross_jump): Look at REG_EQUIV notes in addition to - REG_EQUAL notes. - (do_cross_jump): Remove REG_EQUAL or REG_EQUIV notes present on only - one branch of the cross-jump so we don't get confused by them if we - cross-jump again. - -Mon Aug 12 01:44:26 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * unroll.c (unroll_loop): When naively unrolling loops, if the last - jump insn is an unconditional jump, and it does not jump to the loop - top, then it must be copied with the rest of the loop body. - - * rtl.h: Clean up documentation for uses of volatil and in_struct - fields of an rtx. - * gcc.texinfo: Document macros CONST_CALL_P, LABEL_PRESERVE_P, and - SCHED_GROUP_P. Clean up documentation for uses of used, in_struct, - and unchanging fields of an rtx. - - * final.c (final_scan_insn): In the ASM_OUTPUT_LOOP_ALIGN code, - must verify that next exists before checking whether it is a label. - -Sun Aug 11 16:46:17 1991 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.md (cmpstrsi): Enable it. Now uses REG as output, not cc0. - Old cc0-output pattern remains for combining cmpstrsi & test pairs. - -Sun Aug 11 15:52:33 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * dbxout.c (dbxout_symbol): Handle var-length array with reference. - - * c-decl.c (xref_tag): Copy default mode from unsigned_type_node. - * explow.c (expr_size): Get it from size_type. - * reload1.c (allocate_reload_reg): No need to validate mode of - reload_in if that value is a const_int. - - * expr.c (expand_builtin): Get value mode properly, for memcmp. - -Sun Aug 11 15:52:33 1991 Jim Wilson (wilson at cygint.cygnus.com) - - * dbxout.c (dbxout_symbol): DECL_ASSEMBLER_NAME is a tree, not a - character string, so call IDENTIFIER_POINTER before printing it. - - * fold-const.c (fold): When converting foo++ == CONST to ++foo == - CONST + INCR, the plus must have the same TREE_TYPE as the - postincrement, not the comparison. - -Sat Aug 10 22:58:01 1991 Michael Meissner (meissner at osf.org) - - * mips.md (extendqihi2 define_split): Use SImode on shifts rather - than HImode, and turn result register into SImode as well. - -Sat Aug 10 21:00:59 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * calls.c (emit_call_1): New argument is_const. Set CONST_CALL_P - true for the call_insn if is_const is true. - (expand_call): Pass is_const to emit_call_1. - * expr.c (emit_library_call): Pass no_queue to emit_call_1. - Document that no_queue means that the function call is const. - * local-alloc.c (validate_equiv_mem): Don't invalidate memory for - const calls. - * rtl.h: Update comments describing uses of rtl unchanging and - in_struct bits. - (CONST_CALL_P): New macro. True for a call_insn if it is calling - a const function. Uses the unchanging bit. - (SCHED_GROUP_P): New macro. True for an insn if it must be - scheduled together with the previous insn. Uses the in_struct bit. - * sched.c: Rewrite to use new SCHED_GROUP_P macro insead of - RTX_UNCHANGING_P. - (sched_analyze): Rewrite to use new CONST_CALL_P macro. - - * sched.c (schedule_block): Don't schedule a block with a volatile - or traditional asm insn. There is currently no code to correctly - handle dependencies for them. - - * combine.c (distribute_links): Fix typo in comment. - -Sat Aug 10 18:42:22 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * emit-rtl.c (operand_subword): Replace explicit SImode references - with mode for BITS_PER_WORD bits. - -Sat Aug 10 14:17:08 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * calls.c (expand_call): Handle ARGS_GROW_DOWNWARD. - - * ns32k.md (call_value): Consistently realize function is operand 1. - - * cccp.c (do_include): Get current dir from nominal_fname. - - * expr.c (expand_builtin): Give cmpstr* a target in the mode it wants. - * optabs.c (expand_cmp_insn): Likewise. - -Fri Aug 9 09:59:27 1991 Tom Wood (wood at dg-rtp.dg.com) - - * dwarfout.c (output_symbols_for_block): Fix typo in iterating over - subblocks. - - * make-m88k{,dgux,luna}: Eliminate m88k-trace.asm. - * tm-m88k.h, out-m88k.c: Make -mbig-pic a synonym for -fPIC. - Delete -mtrace-function. - - * Makefile.in (CROSS_TOOLS): New variable. - (gnulib1.null, gnulib2.ready): Depend on CROSS_TOOLS. - (gnulib1.null): Use $(AR) $(AR_FLAGS). - * cross-make (CROSS_TOOLS): Define as install-cross-tools. - -Fri Aug 9 15:21:16 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * optabs.c (emit_cmp_insn): Expect cmpstr* to have result operand. - Test the sign of the result we get. - i386.md needs to be changed. - -Fri Aug 9 11:09:22 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make-cc1.com: Fix bug where the wrong program was being run to - generate insn-attrtab.c, and, add DEBUG option, so that images can be - linked to run under the debugger. - -Fri Aug 9 06:42:15 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * genemit.c (gen_split): Add "_fail:" label here too. - - * tree.h (STRIP_NOPS): Define macro here; add CONVERT_EXPR to list - of operations to possibly ignore. - * fold-const.c (STRIP_NOPS): Not here. - * expr.c (strip_nops): Delete function. - (string_constant): Use STRIP_NOPS macro instead of strip_nops function. - - * global-alloc.c (expand_preferences): New function. - (global_alloc): Call it. - -Fri Aug 9 01:19:26 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) - - * optabs.c (emit_cmp_insn): Correct typo in spacing. - - * unroll.c: Correct typo in comment. Document that unrolling a - loop by a multiple of the number of memory accesses is a win. - (unroll_loop): New variable last_loop_insn, points to the last - real insn in the loop, which will either be a jump or a barrier. - Use last_loop_insn instead of assuming that PREV_INSN (loop_end) - is that last real insn in the loop. - Standardize comments printed to loop dump file when we can't - unroll a loop, so that they all start with "Unrolling failure". - No longer assumes that the insn before the backward jump is a - compare unless HAVE_cc0. If not HAVE_cc0, then must copy this - insn, and for loop_iterations == 1 case, can not delete this insn. - If last_loop_insn is not a JUMP_INSN or BARRIER, then do not - unroll the loop. - (precondition_loop_p): Fail if loop_iteration_var is not live - before loop_start. - (copy_loop_body): Rewrite obsolete and misleading comment - concerning the splitting of address givs. - (back_branch_in_range_p): Correct typo in comment. No longer - assumes that PREV_INSN (loop_end) is the backward branch at the - end of the loop. - (fold_rtx_mult_add): Rewrite to use simplify_binary_operation. - (iteration_info): Fail if iteration variable is larger than - HOST_BITS_PER_LONG, or if it does not have an integer mode. - (find_splittable_givs): If an address giv was combined with - another address giv, then we can only split the first giv if the - second was actually reduced. - (loop_iterations): New variable last_loop_insn, use instead of - assuming that the last jump insn if PREV_INSN (loop_end). - Correct typo in comment. - -Thu Aug 8 17:57:41 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * Makefile.in (gnulib1.null): Use *_FOR_TARGET variables. - (TARGET_TOOLPREFIX): New variable. - (AR_FOR_TARGET, AR_FOR_TARGET_FLAGS): New variables. - (RANLIB_FOR_TARGET, RANLIB_TEST_FOR_TARGET): New variables. - * cross-make: New file. - * configure: Insert cross-make into Makefile. - - * tm-m68k.h (LEGITIMIZE_ADDRESS): Copy address before changing it. - (COPY_ONCE): New macro, subroutine for LEGITIMIZE_ADDRESS. - - * toplev.c (main): Accept -g with warning if not supported. - - * Makefile.in (install-cross-tools): Do nothing unless have gcc-cross. - (gnulib2.ready): Depend on install-cross-tools. - -Thu Aug 8 14:34:53 1991 Ken Raeburn (raeburn at watch.com) - - * expr.c (c_strlen): New function; determines strlen of string const. - (expand_builtin, cases BUILT_IN_STRCMP, BUILT_IN_STRCPY): Call it - instead of relying on TREE_STRING_LENGTH. For strcmp, optimize - cases where two lengths are available, if at least one of them is - constant. - (expand_builtin, case BUILT_IN_MEMCMP): If alignment test fails, and - function was really BUILT_IN_STRCMP, delete length parameter before - expanding call. - - * tree.h (enum built_in_function): Added BUILT_IN_STRLEN. - * c-decl.c (sizet_ftype_string): New variable, for strlen prototype. - (init_decl_processing): Set it, and declare strlen and - __builtin_strlen as built-in functions. Deleted variable `decl' - since it was only assigned to, never read. - * expr.c (expand_builtin, case BUILT_IN_STRLEN): Implement it. - - * cplus-decl.c (sizet_ftype_string, init_decl_processing): Copy - changes from c-decl.c. Also initialize const_string_type_node. - -Thu Aug 8 14:34:53 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-decl.c (pushdecl): Just warn if trad. extern type is temporary. - -Wed Aug 7 15:16:55 1991 Jim Wilson (wilson at sphagnum.cygnus.com) - - * local-alloc.c (block_alloc): When converting a SCRATCH rtx to a - REG rtx, must clear the `used' bit. - -Tue Aug 6 14:17:09 1991 Jim Wilson (wilson at wombat.gnu.ai.mit.edu) - - * stmt.c (expand_start_bindings): Fix typo in comment or spacing. - * rtlanal.c (reg_referenced_between_p): Likewise. - (reg_set_last): Likewise. - * loop.c (make_loop_jump): Likewise. - * longlong.h (UDIV_NEEDS_NORMALIZATION): Likewise. - * local-alloc.c (update_equiv_regs): Likewise. - * global-alloc.c (hard_reg_copy_preferences): Likewise. - * fixcpp: Likewise. - * tm-m68k.h (CONDITIONAL_REGISTER_USAGE): Likewise. - * combine.c (reg_significant): Likewise. - * calls.c (expand_call): Likewise. - * cplus-tree.c (build_cplus_new): Likewise. - - * function.c (fixup_var_refs_insns): When emitting a move insn, - don't put it between a CALL_INSN and its USE insns as this will - break sched and reorg. Instead, put it before the USE insns. - - * combine.c (subst): Convert (ior (ashift A CX) (lshift A CY)) where - CX+CY equals the mode size to (rotate A CX). - - * out-sparc.c (emit_move_sequence): For DImode constants, can not - create a temporary register to hold the high part. - (output_scc_insn): When in a delay slot, verify that NEXT_INSN (insn) - really is the next insn. - - * sparc.md: Fix support for DImode constants. Two new patterns - added, one for high:DI operators and one for lo_sum:DI operators. - (*extend*): Rework these patterns. Don't accept memory input - operands in the define_expands, as this gives better code. - Delete patterns for combining two loads into a load and move; - these are obsoleted by combiner improvements. - Delete define_splits for splitting these obsolete patterns. - (one_cmplsi2): Can not accept general_operand destinations, only - register destinations. - - * tm-sparc.h (STACK_POINTER_OFFSET): Explain how value is derived, - and compute in terms of another macro. - (STRUCT_VALUE_OFFSET): Explain how value is derived. - (FIRST_PARM_OFFSET): Fix typo in comment. - - * expr.c (MOVE_RATIO): Check for HAVE_movstrdi. - (emit_block_move): Add code to use HAVE_movstrdi if present. - (emit_push_insn): Likewise. - - * final.c (final_scan_insn): When insn fails constraint check, - call fatal_insn_not_found instead of just aborting to make - debugging easier. - - * tree.c (integer_all_onesp): Rewrite code to avoid shift by - HOST_BITS_PER_INT which is undefined according to ANSI. Also, - abort for precision values not handled, i.e. those greater than - twice times HOST_BITS_PER_INT. - -Tue Aug 6 14:05:42 1991 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.md (seq,sne): Use setb/setnb mnemonics instead of setc/setnc: - GAS doesn't understand the latter yet. - -Tue Aug 6 13:01:53 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * Makefile.in (install-common): Use -d, not -f, for tooldir/bin. - -Tue Aug 6 10:37:02 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * make-cc1.com: Replacement file. This new version can build cc1plus - and cc1obj in addition to cc1 (known on VMS systems as gcc-cc1plus.exe, - gcc-cc1obj.exe and gcc-cc1.exe respectively). - -Tue Aug 6 06:30:09 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * cse.c (canon_hash): If a REG in an operand is equivalent to a - constant, hash as if we had the constant. - (exp_equiv_p): See if a REG and constant are equivalent. - -Tue Aug 6 03:59:16 1991 Ken Raeburn (raeburn at watch.com) - - * cplus-tree.c (make_deep_copy): Handle PARM_DECLs. - - * cplus-init.c (build_offset_ref): Use DECL_CHAIN, not TREE_CHAIN - when trying to determine if a function is unique. - - * cplus-decl.c (start_decl): When constructing a decl tree for a - function template, copy last_function_parms to permanent storage, - and save it as the function argument list. Call build_lang_decl - instead of build_decl, instead of duplicating the extra work it does. - Set `overloaded' flag to 1. Call dont_forget_overload, so the - template decl won't get discarded. - Also deleted some commented-out code. - - * cplus-pt.c (uses_template_parms, cases VAR_DECL, FUNCTION_DECL): - Give a warning if template parms are only used in places where they - can't be resolved (e.g., return types or global or fixed-class - variable types). - (tsubst): Preserve storage qualifiers on type field, and pass it to - layout_type if it has changed. - (tsubst, case TEMPLATE_TYPE_PARM): Preserve storage qualifiers. - (tsubst, case INTEGER_TYPE): Process min and max fields, if needed. - (tsubst, case FUNCTION_DECL): Process arguments and result fields. - (tsubst, case PARM_DECL): New branch. Handle parm list for - FUNCTION_DECL nodes. - (tsubst, case TREE_LIST): Copy TREE_PARMLIST flag from source. - Don't bother processing TREE_CHAIN field if it is void_type_node. - (tsubst, cases POINTER_TYPE, REFERENCE_TYPE): Preserve storage - qualifiers. - (tsubst, case FUNCTION_TYPE): Eliminate recursion for simple common - cases for values and context fields. Preserve storage qualifiers. - (tsubst, default case): Print node type of correct variable in error - message. - (instantiate_template): Set function_maybepermanent_obstack to - permanent, along with the others, and restore old value after tsubst - call. This permits the PARM_DECL case to work. - -Mon Aug 5 22:44:51 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-tree.h (struct pending_inline): Add new field `deja_vu' to - mark if this pending_inline has already been seen. - * cplus-lex.c (do_pending_inlines): Set DEJA_VU when seen. - * cplus-lex.c (reinit_parse_for_method, cons_up_default_function): - Initialize DEJA_VU to 0. - * cplus-decl2.c (mark_inline_for_output): Don't add DECL to - PENDING_INLINES if it's already been seen. - * cplus-pt.c (instantiate_template): Initialize DEJA_VU to 0. - - * cplus-method.c (do_inline_function_hair): Change some assignments - to asserts, since they seem to be copying values that are already - there. - -Mon Aug 5 22:23:34 1991 Michael Meissner (meissner at osf.org) - - * genemit.c (gen_expand, main): Change FAIL macro to be a simple - goto _fail, and initialize the return value to 0 in the prologue. - This avoids a useless warning message that the MIPS C compiler - gives if a return is encountered inside of a do { ... } while (0). - -Mon Aug 5 21:28:06 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * cplus-xref.c (GNU_xref_file): Treat VMS like USG. - - * optabs.c (expand_binop): In libcall, use actual mode of op1. - - * c-typeck.c (build_binary_op_nodefault): - In signed versus unsigned compare warning, note promotions of unsigned. - - * c-parse.y (simple_if): Allow error instead of lineno_labeled_stmt. - (if_prefix): New subroutine of simple_if. - - * gnulib2.c (__ashldi3, __ashrdi3, __lshldi3, __lshrdi3): - Accept second arg as int, not long long. - -Sun Aug 4 22:31:53 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-except.c (cplus_expand_start_except): Set up variables - `current_exception_name_as_rtx' and `current_exception_parms_as_rtx'. - These variables are used to factor out calls to `expand_assignment' - and allow instead calls to `emit_move_insn', which takes about 1/2x - the compilation time when called directly. - (various places): Use `store_expr' instead of `expand_assignment' - when reasonable. - (cplus_expand_reraise): Take advantage of above changes. - (setup_exception_throw_decl): This is where *_as_rtx variables are - initialized. - - * cplus-input.c (getch): Rewritten slightly to help GNU C optimizer. - * cplus-lex.c (yylex): In IDENTIFIER case, pre-test condition that - `getch' tests, and call `getc' directly when possible. This cuts - calls to `getch' by a factor of 4 for typical C++. - - * cplus-class.c (add_virtual_function): Memoize the first 256 - virtual function table index nodes (0x80000001, 0x80000002, etc.). - (finish_struct): Use `size_int' instead of `build_int_2' when we - know the int will not be changed in place (such as the size value of - virtual function tables). - * cplus-decl2.c (finish_table): Same change as for `finish_struct'. - * cplus-tree.c (layout_basetypes): Same change. - * cplus-decl.c (init_decl_processing): Use `size_int' to initialize - `size_zero_node' and `size_one_node'. - - * cplus-tree.h (TREE_OVERLOADS_ARROW): Define this. - * cplus-parse.y (operator_name): Set TREE_OVERLOADS_ARROW where - appropriate. - * cplus-type2.c (build_x_arrow): Use TREE_OVERLOADS_ARROW and - reorganize the logic for better speed. - * cplus-ptree.c (print_lang_type): Print when TREE_OVERLOADS_ARROW. - -Sun Aug 4 16:44:54 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * rtlanal.c (reg_referenced_p): Properly handle ASM_OPERANDS. - - * cse.c (cse_insn): When recording this_insn_cc0, build a COMPARE - rtl if SRC is a floating-point value. - -Sun Aug 4 16:16:11 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * fold-const.c (fold): Don't compute shift with negative count. - * cse.c (simplify_binary_operation): Likewise. - -Sat Aug 3 15:57:55 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - * tm-vms.h (ASM_OUTPUT_EXTERNAL): Modify to always write the - correct size of the data object, if it is known. - (ASM_OUTPUT_COMMON): Modify to select the const or the data section - as appropriate. This definition shadows a definition in tm-vax.h - (const_section): Change data type to void. - -Sat Aug 3 15:02:40 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * integrate.c (save_for_inline_copying): Clear constant pool after - saving constants into the insns. - - * expr.c (expand_builtin, case BUILT_IN_MEMCPY): Ensure items - passed to emit_block_move are valid MEMs. - - * recog.c (offsettable_address_p): Don't change INTVAL of a CONST_INT - within an address; that CONST_INT is likely shared and may be used - elsewhere in the address. - - * stmt.c (expand_end_stmt_expr): Don't try to copy result to - REG; it might be BLKmode. - - * reload.c (MATCHES): Don't consider two things equal if they have - side effects. - - * combine.c (try_combine): When replacing SET_DEST inside a PARALLEL, - don't replace it with something that has a side effect. - -Sat Aug 3 13:17:53 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * c-decl.c (init_decl_processing): - If traditional, omit builtins with names that don't start with _. - Also omit if not optimizing. - - * Makefile.in (combine.o, emit-rtl.o, expr.o, final.o, tree.o): - Depend on gvarargs.h. - -Fri Aug 2 11:00:10 1991 (Eric Youngdale at youngdale@v6550c.nrl.navy.mil) - - Merge some VMS changes from 1.39 that did not make it to 2.0. - These changes will prohibit GCC from addressing external symbols with - indirect addressing modes, to be compatible with sharable - image libraries under VMS. - - * tm-vms.h: Define NO_EXTERNAL_INDIRECT_ADDRESS, define - ENCODE_SEGMENT_INFO to make use of hook in varasm.c - - * tm-vax.h: Provide alternative definitions of INDIRECTABLE_CONSTANT_P, - INDIRECTABLE_CONSTANT_ADDRESS_P, and INDIRECTABLE_ADDRESS_P, which - are used when NO_EXTERNAL_INDIRECT_ADDRESS is defined. Also, define - INDIRECTABLE_CONSTANT_ADDRESS_P. Modify definitions of - GO_IF_NONINDEXED_ADDRESS, and GO_IF_LEGITIMATE_ADDRESS to work with - either alternative. - -Fri Aug 2 21:54:55 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * loop.c (check_dbra_loop): Fix typo in arg to single_set. - - * reload1.c (choose_reload_regs): Verify that all registers in a - group still contain the desired value. - (emit_reload_insns): Set reg_reloaded_contents and reg_reloaded_insn - for all registers in a group. - - * combine.c (set_significant): Handle a complex SET_DEST correctly. - -Fri Aug 2 17:12:24 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * configure: Add case for rs6000-bull-bosx. - * tree.c (build_array_type): Make pointer type before array type. +Wed Mar 30 17:31:24 1994 Matthias Pfaller (leo@marco.de) - * Makefile.in (install-common): Never install gcc if gcc-cross exists. - -Fri Aug 2 14:58:42 1991 Michael Meissner (meissner at osf.org) - - * make-mips (CC, OLDCC): Comment why we need to define CC and OLDCC - to get around fixed size table complaints in the MIPS compiler. - -Fri Aug 2 14:08:01 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * configure (writing VPATH definition): Avoid temp file. - - * tm-i860.h (MAX_PARM_BOUNDARY): Defined. - (GO_IF_LEGITIMATE_ADDRESS): Add parens around & operator. - (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Use sp, not r3 (that's fp). - * i860.md (movsf): Don't reload high address part if already loaded. - (cmplesf, cmpledf, cmpgesf, cmpgedf): Set CC_NEGATED; swap operands. - * out-i860.c (strict_single_insn_op_p): - Fix criterion for loading high half. - (output_load_address): #if 0 since not used. - -Fri Aug 2 01:46:39 1991 James Van Artsdalen (james at bigtex.cactus.org) - - * i386.md (swapdf): Don't condition on TARGET_387. - (bit set/complement/clear insns): Don't use if -m486. - (bit test insns): Don't allow a MEM operand. - -Thu Aug 1 19:05:31 1991 Matthew Self (mself at next.com) - - * local-alloc.c (block_alloc): Record regs_live_at for last insn - in basic block too. Otherwise REG_UNUSED regs may overlap hard - regs set in the last insn of the basic block. - -Thu Aug 1 19:02:57 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * emit-rtl.c (gen_rtx): Don't return frame_pointer_rtx (e.g.) if - mode is not Pmode. - - * emit-rtl.c (operand_subword): Don't write explicit divide by 0; - some (broken) compilers give errors for it. - - * m68k.md (udivhi3): One pattern had constraint of "d" with - const_int_operand. - (FPA insns): Operand 1's constraints allow memory and constants, but - the predicate is register_operand; change to general_operand. - -Thu Aug 1 13:41:47 1991 Michael Tiemann (tiemann at cygint.cygnus.com) - - * cplus-lex.c (do_pending_inlines, process_next_inline): Zero out - the DECL_PENDING_INLINE_INFO field after processing it. - (store_pending_inline): Don't delay processing a virtual function, - since it needs to be processed in case the virtual function table is - needed. - - * cplus-decl2.c (mark_inline_for_output): If DECL has pending inline - info, cause it to be processed. - - * cplus-pt.c: Removed extraneous declaration of `permanent_obstack'. - Also, added comment for `reinit_parse_for_template'. - - * cplus-typeck.c (mark_addressable): For FUNCTION_DECL case, also - test DECL_PENDING_INLINE_INFO. - -Thu Aug 1 13:26:12 1991 Michael Meissner (meissner at osf.org) - - * mips-tfile.c (main): If input file is not specified, use the same - file for both input and output. If renaming output file and rename - fails, copy the file. - (free_multiple_pages): New function. - - * tm-decrose.h (ASM_FINAL_SPEC): Add this to call mips-tfile if - using the MIPS assembler. - - * tm-mips.h (ASM_FINAL_SPEC): Add this to call mips-tfile unless - using gas. - (TARGET_VERSION): Do not put __DATE__ in the output. - - * make-mips (BISONFLAGS): Add -l to bison flags because the MIPS - based compilers have problems with #line. - (CC): Define in terms of $(OLDCC) so the USE_HOST macros work. - (EXTRA_PASSES): Build mips-tfile and mips-tdump. - (Makefile): Explicitly use sh to invoke configure. - - * make-decrose (EXTRA_PASSES): Build collect. - (Makefile): Explicitly use sh to invoke configure. - -Thu Aug 1 12:22:17 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * cccp.c (directive_table, node_type): Add #include_next. - (do_include): Support #include_next. - (finclude): New arg DIRPTR. All callers changed. - - * reload1.c (reload_as_needed): Check live_known before accessing - basic_block_head. - -Thu Aug 1 11:47:37 1991 Michael Meissner (meissner at osf.org) - - * gcc.c (compilers): Add new spec %A, which expands ASM_FINAL_SPEC. - This option is added after all other arguments to the assembler. It - is for the MIPS port to run a cleanup program after the assembler - finishes, by having ASM_FINAL_SPEC be "\n mips-tfile args..." - (set_spec): If name is 'asm_final', set the asm_final_spec. - (process_command): print out asm_final_spec for -dumpspecs. - (do_spec_1): Expand %A to be ASM_FINAL_SPEC. - (validate_all_switches): look at any switches handled in - ASM_FINAL_SPEC. - -Thu Aug 1 07:42:37 1991 Tom Wood (wood at dg-rtp.dg.com) - - * dwarfout.c (element_list_attribute): AT_element_list is a BLOCK4. - -Wed Jul 31 17:42:40 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) - - * jump.c (jump_optimize): In "if (...) x = 1; else {...} if (x) ...": - Don't assume that SYMBOL_REFs are always non-zero. - Handle operations other than EQ and NE. - Handle conditional RETURN properly. - - * out-a29k.c (print_operand, case 'e'): When writing LXn, use number - of last label in function. - (output_prolog): Fix missing arg in ADD in a29k_first_epilogue_insn. - -Wed Jul 31 13:41:37 1991 Tom Wood (wood at dg-rtp.dg.com) - - * sdbout.c (sdbout_parms): Don't crash if MEM address is a MEM. - -Wed Jul 31 12:36:37 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) - - * fixincludes: New variable INCLUDES specifies input dir. - - * Makefile.in (install-common): Add dummy elt to EXTRA_PASSES. - Fix typo in test. - - * Makefile.in (install-cross-tools): Use /. in args to test -d. - (cccp.o, dbxout.o, c-plus-*): Added missing dependencies. + * ns32k.c (global_symbolic_reference_mentioned_p): New parameter F. + (print_operand_address): When generating pic baseregisters are + only allowed if offset is CONST_INT. For {SYMBOL,LABEL}_REF + a indexregister has to be used instead. (sb) is no longer + emitted for constant absolute addresses. + (output_move_double): Use CONSTANT_P instead of CONSTANT_ADDRESS_P. + * ns32k.h (FUNCTION_PROLOGUE): use __GLOBAL_OFFSET_TABLE_, + not _GLOBAL_OFFSET_TABLE_. + (LEGITIMATE_CONSTANT_P, LEGITIMATE_PIC_OPERAND_P): Use + LEGITIMATE_PIC_OPERAND_P, not LEGITIMATE_CONSTANT_P, + to set current_function_uses_pic_offset_table. + (INDIRECTABLE_1_ADDRESS_P): Baseregisters are not legal + for {LABEL,SYMBOL}_REFS when emitting pic. + (GO_IF_INDEXABLE_ADDRESS): INDIRECTABLE_1_ADDRESSes are indexable too. + * ns32k/netbsd.h, ns32k/xm-netbsd.h: New files. + * configure (ns32k-pc532-netbsd*): New case, to use new files. + +Wed Mar 30 16:39:24 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * reload1.c (reload): Fix typo in previous change. + + * gcc.c (process_command, case 'B'): If name is "stageN/", + add "include" to system include prefix. + + * bc-emit.c, calls.c, combine.c, emit-rtl.c, final.c, g++.c: + Include instead of "gstdarg.h"; similarly for varargs. + * genattrtab.c, mips-tfile.c, protoize.c, toplev.c, tree.c: Likewise. + + * fold-const.c (strip_compound_expr): New function. + (fold): Call it; avoid exponential work when simplifying + binary op over a COND_EXPR. + + * cse.c (cse_insn): Add missing definition of var TEM; clean up + shadowed uses. + + * sparc.c (sparc_type_code): Revise so it supports non-C types. + +Wed Mar 30 14:52:26 1994 Jim Wilson (wilson@mole.gnu.ai.mit.edu) + + * xm-alpha.h (string.h): Don't include when inhibit_libc is defined. + +Wed Mar 30 10:37:51 1994 Stan Coxs (coxs@dg-rtp.dg.com) + + * m88k.md (movdf): Do not consider extended registers when doing + define_split. + +Wed Mar 30 01:49:06 1994 Torbjorn Granlund (tege@cygnus.com) + + * config/m68k/m68k.c (output_move_double): Use `%.' where appropriate. + +Tue Mar 29 10:46:18 1994 Jeffrey A. Law (law@snake.cs.utah.edu) + + * pa.h (ASM_OUTPUT_LABEL): TARGET_GAS no longer needs trailing colons. + (ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_COMMON): Likewise. + + * pa.h (TARGET_PORTABLE_RUNTIME): Define. + (TARGET_SWITCHES): Add -mportable-runtime and -mno-portable-runtime. + (CUMULATIVE_ARGS): Now a "struct hppa_args" rathern than an int. + All references changed. + (INIT_CUMULATIVE_ARGS): Also initialize nargs_prototype. + (INIT_CUMULATIVE_INCOMING_ARGS): Define. + (FUNCTION_ARG_ADVANCE): Decrement nargs_prototype for each arg seen. + (FUNCTION_ARG): Handle TARGET_PORTABLE_RUNTIME. + (ASM_DECLARE_FUNCTION_NAME): Explicitly disallow argument relocations + for TARGET_PORTABLE_RUNTIME. + (ASM_OUTPUT_INT): Do not use a P% prefix for function references + if TARGET_PORTABLE_RUNTIME. + + * pa.md (high and lo_sum for function addresses): Provide alternate + definitions for TARGET_PORTABLE_RUNTIME. + + * pa.c (output_arg_descriptor): Explicitly disallow argument + relocations for TARGET_PORTABLE_RUNTIME. + +Tue Mar 29 07:45:44 1994 Chris Smith (csmith@convex.com) + + * convex.h (check_float_value): fix return type in extern. + +Mon Mar 28 18:36:56 1994 Philippe De Muyter (phdm@info.ucl.ac.be) + + * m68k/mot3300.h (ASM_IDENTIFY_GCC): Define to be non-null. + +Sun Mar 27 20:26:36 1994 Richard Stallman (rms@mole.gnu.ai.mit.edu) + + * c-parse.in (attrib): Handle string args as expressions, + merging the two rules. `mode' attribute now takes a string arg. + Delete the rule for an identifier as arg. + * c-common.c (decl_attributes): `mode' attribute now takes string arg. + +Sun Mar 27 14:42:39 1994 Doug Evans (dje@cygnus.com) + + * c-parse.in (attrib): Back out last patch. + +Fri Mar 25 17:52:44 1994 Walter Misar (misar@rbg.informatik.th-darmstadt.de) + + * m68k.md (movsi): New strategy for moving small constants into dregs, + if it can't be done with moveq. + * m68k.h (CONST_COSTS): Reflect the change in m68k.md. + +Fri Mar 25 14:30:47 1994 Philippe De Muyter (phdm@info.ucl.ac.be) + + * m68k.md (call): If (new) MOTOROLA_BSR defined, try to emit 'bsr'. + * m68k/mot3300.h (MOTOROLA_BSR): Defined. + + * m68k.c (output_function_prologue): Use link.w on 68040; + emit pea fp + movl sp,fp instead of linkw 0 for 68040. + +Fri Mar 25 14:21:06 1994 Jim Meyering (meyering@idefix.comco.com) + + * bc-emit.c (bc_emit_bytecode): Remove decl of unused variable NPUSHES. + (bc_emit_instruction): Remove decl of unused variable LITERAL. + * c-aux-info.c (gen_decl): Remove decl of unused variable. + * c-common.c (truthvalue_conversion): Remove decl of unused CODE. + * c-decl.c (push_parm_decl): Move decl of unused variable OLDDECL + into #if 0 block. + (finish_enum): Remove decls of unused variables I and TEMPORARY. + * c-parse.in (primary): Remove decl of unused variable CONTEXT. + * c-typeck.c (convert_arguments): Remove decls of unused variables. + * collect2.c (putenv): Remove decl of unused variable STR_LEN. + (main): Remove decls of unused variables LEN and CLEN. + * combine.c (try_combine): Remove decls of unused variables. + (subst): Remove decls of unused variables ORIG_CODE. + (simplify_if_then_else): Remove decl of unused variable C2. + (make_compound_operation): Remove decl of unused variable COUNT. + (known_cond): Remove decl of unused variable NEW. + (make_field_assignment): Remove decl of unused variable OURDEST. + (simplify_and_const_int): Remove decls of unused variables. + (simplify_shift_const): Remove decl of unused variable INNER. + * cse.c (cse_insn): Remove decl of unused variable TEM. + * dbxout.c (dbxout_symbol): Remove decls of unused variables. + * emit-rtl.c (reset_used_flags): Remove decl of unused variable. + (gen_sequence): Remove decl of unused variable NEWVEC. + * enquire.c (f_rep): Remove decl of unused variable F1. + * final.c (output_source_line): Remove decl of unused variable. + * fix-header.c (read_scan_file): Remove decl of unused variable RPTR. + (write_rbrac): Remove decl of unused variable PARTIAL. + (main): Likewise. + * g++.c (main): Remove decl of unused variable FN. + * genattr.c (main): Remove decl of unused variable MAX_ISSUE_TIME. + * genattrtab.c (expand_units): Remove decl of unused variable. + * genrecog.c (break_out_subroutines): Remove decl of unused variable. + * global.c (global_conflicts): Move decl of unused variable I into + #if 0 block. + * integrate.c (save_for_inline_nocopy): Remove decls of unused vars. + (expand_inline_function): Remove two block-scope decls of unused + variable COPY. + * jump.c (invert_jump): Remove decl of unused variable OLABEL. + * loop.c (init_loop): Remove decls of unused variables. + (loop_optimize): Remove decl of unused variable END. + (combine_movables): Remove decls of unused variables. + (check_final_value): Remove decl of unused variable TEM. + (check_dbra_loop): Remove decls of unused variables. + (maybe_eliminate_biv): Remove decls of unused variables SET and V. + * reload.c (find_reloads_address): Remove two block-scope decls of + unused variable OLDREF. + * rtl.c (read_rtx): Remove decl of unused variable STRINGBUFSIZE. + * scan.c (get_token): Remove decl of unused variable QUOTE. + (get_token): Remove unused label AGAIN. + * sched.c (clear_units): Remove decl of unused variable UNIT. + (actual_hazard_this_instance): Remove decl of unused variable I. + (actual_hazard): Remove two block-scope decls of unused variable BEST. + (sched_analyze_1): Remove decls of unused variables OFFSET and BIT. + (sched_analyze): Remove decl of unused variable DEST. + (sched_note_set): Remove decl of unused variable J. + (create_reg_dead_note): Remove decl of unused variable BACKLINK. + (new_sometimes_live): Remove decl of unused variable I. + (schedule_block): Remove decls of unused variables LAST_NOTE and REGNO. + (schedule_insns): Remove decls of unused variables I and INSNS. + * sdbout.c (sdbout_symbol): Remove decl of unused variable LETTER. + (sdbout_type): Remove decl of unused variable TEM. + * toplev.c (compile_file): Remove unused label. + * tree.c (stabilize_reference_1): Remove decl of unused variable. + * unroll.c (unroll_loop): Remove decl of unused variable V. + (precondition_loop_p): Remove decls of unused variables. + (final_giv_value): Remove decl of unused variable CODE. + +Fri Mar 25 13:40:05 1994 Jeffrey A. Law (law@snake.cs.utah.edu) + + * pa.h (DBX_REGISTER_NUMBER): Fix numerous bugs in handling + of FP registers and the SAR register. + +Fri Mar 25 12:46:56 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * i386.md (movhi, movqi): Properly recognize unsigned forms of -1 + for dec[bw] insns. + + * expr.c (expand_expr, case ADDR_EXPR): Return const0_rtx if + taking address of an ERROR_MARK; also do some minor cleanup. + + * calls.c (expand_call): Don't require both -W and -Winline to say + that call can't be inlined. + Warn if inlining is tried but fails. + + * cccp.c (for_lint): Variable renamed from `lint'. + + * expr.c (expand_expr, case ABS_EXPR): Compare with 0 of proper mode. + + * fold-const.c (fold, case *_DIV_EXPR): Correct result when + product of constants overflows. + + * alpha.c (output_prolog): Correctly compute floating-reg save + area offset. + + * stmt.c (init_stmt_for_function): Clear stack_block_stack. + + * reload1.c (reload): Fix error in last change; only check + against group reloads and check all reloads. + +Thu Mar 24 13:19:43 1994 Doug Evans (dje@cygnus.com) + + * toplev.c (v_pedwarn_with_decl): Don't cause compilation to fail + from pedantic errors in system header files. + +Thu Mar 24 03:01:05 1994 Frederic Pierresteguy (F.Pierresteguy@frcl.bull.fr) + + * config.sub: Add case for Bull dpx20. + + * config/m68k/dpx2.h (CPP_PREDEFINES): Fix typo. + +Wed Mar 23 17:29:56 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) + + * reload1.c (reload): Fix error in last change; compute MODE before + it's used. + + * loop.c (get_condition): Exit if we don't recognize SET_SRC of + a SET that modifies OP0. + + * combine.c (simplify_rtx, case FLOAT_TRUNCATE): Simplify + case of (float_truncate (abs (float_extend X))). + +Wed Mar 23 17:20:54 1994 Jim Wilson (wilson@cygnus.com) + + * dbxout.c (dbxout_parms): For parameter living in psuedo-reg that + was optimized away, use declared type instead of passed type. + + * mips.c (mips_asm_file_start): Add comment on TARGET_GP_OPT code. + + * c-decl.c (init_decl_processing): Change builtin_next_arg type so + that it accepts any parameter instead of none. + * cp/decl.c (init_decl_processing): Likewise. + * expr.c (expand_builtin, BUILT_IN_NEXT_ARG case): Verify that + parameter is last named argument. + * gstdarg.h (va_start): Pass LASTARG as a parameter to + builtin_next_arg. + * va-h8300.h, va-i860.h, va-i960.h, va-mips.h, va-sparc.h + (va_start): Likewise. + * va-alpha.h (va_start): Add call to builtin_next_arg. + * va-clipper.h, va-m88k.h, va-pa.h, va-sparc.h (va_start): + Likewise. - * c-common.c: Don't include rtl.h--that was unmodular. +Tue Mar 22 18:57:54 1994 Jim Wilson (wilson@cygnus.com) - * make-i386v (INSTALL): Define this. + * iris5.h (MIPS_DEFAULT_GVALUE): Define to zero. + * mips.c (pic_address_needs_scratch): New function. + (override_options): Set flag_pic when TARGET_ABICALLS. + * mips.h (GO_IF_LEGITIMATE_ADDRESS): Also pretend that we have REG + plus CONST_INT addresses by deleting an else. + (CONSTANT_ADDRESS_P): When pic, don't accept addresses which are + symbol_ref plus a large integer. + (LEGITIMATE_PIC_OPERAND_P): Likewise. + (LEGITIMIZE_ADDRESS): When pic, convert addresses which are + symbol_reg plus a large integer, to reg plus a large integer. + (ASM_OUTPUT_ADDR_DIFF_ELT): Use .gpword instead of subtracting + labels. + * mips.md (movsi): Add special handling for constants which are + illegal addresses when pic. + (tablejump_internal1, tablejump_internal2): Emit .cpadd when + TARGET_ABICALLS. Adjust length to include .cpadd. + + * mips.h (TRAMPOLINE_TEMPLATE): Add `move $25,$3' for when + TARGET_ABICALLS. Delete padding for 64 bit case. Adjust offsets. + (TRAMPOLINE_SIZE): Increase from 9 to 10 words for 32 bit case. + (INITIALIZE_TRAMPOLINE): Increase offsets by 4 bytes for 32 bit case. + +Tue Mar 22 15:46:42 1994 Michael Meissner (meissner@osf.org) + + * i386/osfrose.h (HANDLE_PRAGMA_WEAK): Define in terms of + TARGET_ELF. + (ASM_OUTPUT_DEF): Provide a definition. -Wed Jul 31 07:38:12 1991 Tom Wood (wood at dg-rtp.dg.com) +Mon Mar 21 15:56:58 1994 Per Bothner (bothner@cygnus.com) - * Makefile.in (LIB2FUNCS_EXTRA): Extra C and assembler files for - gnulib2. - * make-m88k*: Put the assembler files in gnulib2 and eliminate use - of gnulib1. + * fix-header.c: Make sstring buf extern (rather than "common"). + +Mon Mar 21 17:45:56 1994 Doug Evans (dje@cygnus.com) -Tue Jul 30 20:21:41 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * configure: Accept and ignore --without-*. - * stddef.h (WCHAR_T): - Test _WCHAR_T_, __WCHAR_T, _T_WCHAR_ and ___int_wchar_t_h. +Mon Mar 21 17:05:25 1994 Jim Wilson (wilson@cygnus.com) - * tm-i386isc.h (RETURN_POPS_ARGS): Caller pops the struct value addr. + * dbxout.c (source_label_number): New variable. + (dbxout_source_file): Use it. Output an Ltext label. - * cccp.c (default_include): Search local dir, system, then standard. + * c-decl.c (duplicate_decls): When pedantic, warn when any static + declaraction follows a non-static. - * Makefile.in (USE_HOST_MALLOC, USE_HOST_OBSTACK): - Don't depend on which C compiler is in use. + * sparc.md (seq, sne, sgt, slt, sge, sle): Add support + for !TARGET_HARD_QUAD. - * reload1.c (reload): Use pseudoreg to compute spill_indirect_levels. +Mon Mar 21 16:59:02 1994 Mike Collison (collison@chianti.sw.stratus.com) - * c-decl.c (start_function): Don't take arg types from builtin. - (duplicate_decls): Cancel builtin function if new arg types differ. - Don't take arg types from buiiltin. + * reload1.c (reload): More accurately compute nongroup needs. + (reloads_conflict): New function. -Tue Jul 30 18:45:39 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Mon Mar 21 16:21:07 1994 Doug Evans (dje@cygnus.com) - * reload.c (decompose): Don't blow up for constants; they are safe. + * libgcc2.c (__builtin_saveregs): Fix return type. -Tue Jul 30 15:49:34 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Mon Mar 21 07:37:13 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * dbxout.c (dbxout_parms): Don't crash if MEM address is a MEM. + * function.c (preserve_temp_slots): If argument is REG, see if it + is address of a temp slot we know about. + * expr.c (expand_expr, case ADDR_EXPR): Update temp slot address + if we put it in a register; mark result as pointer. - * Makefile.in (install-common): Don't lose if EXTRA_PASSES is empty. - Don't install gcc if gcc-cross exists. - (install-cross-tools): Fix typos. - Avoid doing cd -- use absolute file names. - (gcc-cross.o): Rule deleted. - (gcc-cross): Build gcc, then copy it. + * cse.c (FIXED_REGNO_P): Treate global regs as fixed. + (CHEAP_REGNO): Renamed from CHEAP_REG. + (CHEAP_REG): New macro; user var in hard reg is cheap. + (COST): Pass RTL to CHEAP_REG, not regno. + (rtx_cost, case REG): Likewise. -Tue Jul 30 15:37:25 1991 Michael Tiemann (tiemann at cygint.cygnus.com) +Sun Mar 20 19:38:44 1994 Stephen L Moshier (moshier@world.std.com) - * cplus-init.c (build_vec_delete): Use `size_binop' when building up - the array end boundary. + * m68k/news.h (PRINT_OPERAND): Print float infinity + and NaN's as +/-99e999. -Tue Jul 30 10:03:54 1991 Michael Meissner (meissner at osf.org) +Sun Mar 20 17:42:09 1994 Peter Schauer (pes@regent.e-technik.tu-muenchen.de) - * tm-mips.h (DOLLARS_IN_IDENTIFIERS): Define to be 1. + * mips-tfile.c (update_headers): Align symbol table sections, + using ALIGN_SYMTABLE_OFFSET. Provide a default definition which + does no alignment. + * alpha.h (ALIGN_SYMTABLE_OFFSET): New macro. -Mon Jul 29 18:56:33 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Sun Mar 20 06:38:41 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * reload.c (refers_to_regno_for_reload_p): New function. - (push_reload, find_dummy_reload, immune_p): Use - refers_to_regno_for_reload_p instead of refers_to_regno_p. + * emit_rtl.c (try_split): Rename third parameter as LAST. + Recursively call try_split for each new insn created. - * cse.c (fold_rtx): Don't make shifts wider than object. + * combine.c (mark_used_regs_combine): Correct typo. -Mon Jul 29 17:17:55 1991 Michael Collison (collison at osf.org) +Sun Mar 20 06:28:23 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * configure: Added entry for mmax-osfrose (Multimax with ns32k - running OSF/1). + * vax.h (CHECK_FLOAT_VALUE): Add missing continuation character. + * tree.c (build_real): Add `overflow' var; pass to CHECK_FLOAT_VALUE. -Mon Jul 29 14:51:32 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Sat Mar 19 17:44:14 1994 Jim Wilson (wilson@cygnus.com) - * Makefile.in (SYMLINK): New variable. - (install-cross-tools): Make symlinks if possible. - Otherwise, for executables, indirect to tooldir with a shell script. - (install-native): Install gcc-cross as bin/gcc under tooldir. + * expr.c (expand_expr, case ABS_EXPR): Fix typo in last change. - * Makefile.in (USE_HOST_ALLOCA): - Generate nothing if don't need separate alloca. - (USE_HOST_OBSTACK, USE_HOST_MALLOC): New variables. - (HOST_LIBS): Use them. - (HOST_PREFIX_1): Make a dummy file with this name, - for cross-compiling for a machine that needs no separate alloca, etc. +Sat Mar 19 17:13:47 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * c-parse.y (stmts): Accept either labels or unlabeled statements. - (lineno_labeled_stmt): New nonterminals. - (stmt_or_label, lineno_stmt_or_label): New nonterminals. - (stmts): Use lineno_stmt_or_label. - (stmt): Don't allow labels at this level. - Use lineno_labeled_stmt in place of lineno_stmt. + * combine.c (newpat_used_regs): New variable. + (mark_used_regs_combine): New function. + (try_combine): Use them. + (reg_dead_at_p): Registers marked in newpat_used_regs must always be + considered to be live. - * cccp.c (default_include): Get rid of extra #endif. - Use CROSS_COMPILE, not CROSS. +Sat Mar 19 06:29:38 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * make-i386mach: New file. - * configure (i386-mach): Use that file. + * c-parse.in (attrib): Use `identifier' instead of `IDENTIFIER' + since names that are (e.g.) typedef names are still OK. -Mon Jul 29 09:10:13 1991 Tom Wood (wood at dg-rtp.dg.com) + * m68k/next.h (GO_IF_INDEXABLE_BASE): Make compatible with m68k.h. - * tm-m88kluna.h (SYSTEM_INCLUDE_DIR): Define (also MACH). + * genoutput.c (output_epilogue, insn_names): Write correct names + for patterns before first named pattern. -Sun Jul 28 16:15:39 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * nextstep.h (SELECT_SECTION): Fix typo (arg names) in last change. - * cccp.c (default_include): Use SYSTEM_INCLUDE_DIR. - Delete special cases for MACH, UNOS. - * tm-i386mach.h, tm-sun3mach.h, tm-crds.h (SYSTEM_INCLUDE_DIR): Define. + * c-decl.c (grokdeclarator): Use signed version of `sizetype' for + type of array index. - * cccp.c (default_include): Use CROSS_INCLUDE_DIR if cross-compiler. - * Makefile.in (cccp.o): Pass a definition for CROSS_INCLUDE_DIR. +Sat Mar 19 06:25:39 1994 Stephen L Moshier (moshier@world.std.com) - * Makefile.in (gnulib1.null): New target. - (install-common, install-common-headers, install-cross-tools): - (install-cross-rest, install-float-h-cross): New targets. - (install-float-h): New target. - (install-cross, install-headers): Use them. - (tooldir): New variable. - (EXTRA_PASSES): New variable. + * fold-const.c (const_binop): Avoid initialized aggregate + local variables, for antique compilers. - * sdbout.c (plain_type_1): Don't record the size in sdb_type_size - unless a tag is output. +Fri Mar 18 18:43:28 1994 Jim Wilson (wilson@cygnus.com) - * Makefile.in (install-cross): Install specs by copying. - Install either gcc or gcc-cross, whichever exists. - (native): Remove gcc from deps. - (start.encap): Add gcc to deps. - (all.cross): Add gcc-cross to deps. - (gcc-cross): Like gcc rule except different output file name. - (gcc-cross.o): Likewise. + * i386/osfrose.h (SELECT_SECTION): Variables go in readonly data + only if the initializer is constant. + * i386/svr3gas.h, m88k/m88k.h, mips/mips.h, nexstep.h, + rs6000/rs6000.h, sparc/sparc.h, svr3.h, svr4.h, vax/vms.h + (SELECT_SECTION): Likewise. + * varasm.c (assemble_variable): Likewise. - * Makefile.in (EXTRA_PASSES): New variable. - Used for machines which have extra passes to run. - (install-cross): Install those programs. - (native): Compile them. +Fri Mar 18 17:54:12 1994 David Edelsohn (edelsohn@npac.syr.edu) - * c-parse.y: Support `foo:' before a close brace. - (label): New nonterminal. - (stmt): Use that. Treat a label as a statement in itself. + * rs6000.md (divmodsi4, udivsi3, divsi3, udivmodsi4): Add AIX + common-mode cases. + (mulh_call, mull_call, divss_call, divus_call, quoss_call, quous_call): + AIX common-mode call patterns. + (ashlsi3): More TARGET_POWERPC to ! TARGET_POWER changes. + (addsf3, subsf3, mulsf3, divsf3, etc.): Change TARGET_POWER + to ! TARGET_POWERPC. + (fix_truncdfsi2): Use POWER/2 and PowerPC FP convert instruction. + (fpcvtsi): New pattern. + (mulsidi3): Add AIX common-mode case, add imul attribute to POWER + pattern, add PowerPC pattern, flag input operands as commutative. + (smulsi3_highpart): Add AIX common-mode case. + (movsi matcher): Add mtjmpr attribute to ! TARGET_POWER case. + (movsf): Clean up load from memory or integer register test. + (movdi matcher): Add FP register support. - * Makefile.in (gnulib*.portable): Rules deleted. - (GNULIB1, GNULIB2): Point directly at gnulib1, gnulib2. - (gnulib): Use GNULIB1, GNULIB2 directly both as deps - and to specify the input files. - (gnulib1.conv): Renamed from gnulib1.convert; no longer phony. - (gnulib*.target): Rules deleted. - make-hp9k320 (GNULIB1): Use gnulib1.conv. - (LIBCONVERT): Override. + * rs6000.c (common_mode_defined): New variable. + (output_prolog): Define external common-mode calls. - * move-if-change: Use -f with rm and mv. + * rs6000.h (HARD_REGNO_MODE_OK): Allow DImode in FP registers. + (CONDITIONAL_REGISTER_USAGE): Delete ppcas mention from comment. + (RTX_COSTS): Costs based upon processor_type enum. - * Makefile.in (gnulib2.ready): No longer phony. +Fri Mar 18 17:53:35 1994 Torbjorn Granlund (tege@cygnus.com) -Sat Jul 27 13:03:50 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * rs6000.md (smulsi3_highpart): New patterns. + (umulsi3_highpart_power): New pattern. - * combine.c (can_combine_p): Don't use NEXT_INSN, in previous change. +Fri Mar 18 15:26:56 1994 Jim Wilson (wilson@cygnus.com) - * Makefile.in (class-c, objective-c): New targets. + * sol2.h (SELECT_RTX_SECTION): Delete. + * sysv4.h (SELECT_RTX_SECTION): Add. + (ASM_SPEC): Pass -K to assembler when PIC. - * tm-i386.h (ASM_OUTPUT_ALIGN_CODE): Define it. - (ASM_OUTPUT_LOOP_ALIGN): Use ASM_OUTPUT_ALIGN_CODE. - * tm-i386gas.h, tm-i386vgas.h (ASM_OUTPUT_ALIGN_CODE): Override it. - (ASM_OUTPUT_LOOP_ALIGN): Definition deleted. + * cccp.c (before_system, last_before_system): New variables. + (main): Handle -isystem option. Insert -isystem directories in + search chain at first_system_include. + * gcc.c (include_prefix): New variable. + (process_command): Add path/include to include_prefix when see a + -Bpath option. + (do_spec_1, case 'I'): Pass include_prefix directories to cpp with + the -isystem option. - * fixincludes (memvar.h): Make two defs of CAT, one ANSI and one trad. + * loop.c (scan_loop): New variable loop_depth. Increment and + decrement on LOOP_BEG and LOOP_END notes. Only use LOOP_VTOP note + if loop_depth is zero. + (strength_reduce): Likewise. - * expmed.c (emit_store_flag): Set ICODE only after CODE is right. + * sparc/sparc.h (FIXUNS_TRUNCTFSI2_LIBCALL): Define. + * optabs.c (init_optabs): Use FIXUNS_TRUNCTFSI2_LIBCALL macro. -Sat Jul 27 06:45:32 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Thu Mar 17 13:13:46 1994 Per Bothner (bothner@kalessin.cygnus.com) - * flow.c (insn_dead_p): Don't clobber NEEDED while ensuring that we - don't delete insns that set the frame or arg pointer. + * stor-layout.c (layout_type, case BOOLEAN_TYPE): + Set TREE_UNSIGNED unless TYPE_MIN_VALUE is negative. - * flow.c (flow_analysis, find_basic_blocks, propagate_block): - Use GET_RTX_CLASS. - -Fri Jul 26 08:18:08 1991 Tom Wood (wood at dg-rtp.dg.com) +Thu Mar 17 18:36:34 1994 Jim Wilson (wilson@cygnus.com) - * sdbout.c: Use for USG and provide a definition of - T_VOID if none existed. Use ./gsyms.h for non-USG systems. - * gsyms.h: Renamed from syms.h. + * c-common.c (shorten_compare): When simplify compare against + zero, check for restype_ptr unsigned instead of primop0 unsigned. -Fri Jul 26 22:47:53 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * calls.c (expand_call): Undo Feb 27 change. Set nregs to -1 for + normal case. - * cccp.c (macroexpand): Fix error message syntax. +Thu Mar 17 17:43:28 1994 Ian Lance Taylor (ian@cygnus.com) - * Makefile.in (gnulib2.target): Add semicolon. + * fixinc.svr4: Define BYTE_ORDER in as on + UnixWare 1.1. -Fri Jul 26 18:17:36 1991 Michael Meissner (meissner at pogo.gnu.ai.mit.edu) +Thu Mar 17 06:02:24 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * make-mips (CC): Bump -Wf,-XNg option to 1500 to allow the MIPS - compiler to compile cc1plus. + * stor-layout.c (layout_type, case INTEGER_TYPE): Properly test for + nonnegative lower bound. -Fri Jul 26 14:42:35 1991 Tom Wood (wood at dg-rtp.dg.com) +Wed Mar 16 12:41:19 1994 Ian Lance Taylor (ian@cygnus.com) - * c-parse.y (yylex): Don't use mbtowc to translate L'\0'. + * tree.c (build_nt, build_parse_node): Don't declare last + parameter to be register, since it is used in VA_START, which + may take its address. + * genattrtab.c (attr_printf): Likewise. - * tm-m88ksvr4.h (CPP_SPEC): Specify SVR4 pre-assertions. +Wed Mar 16 12:00:40 1994 Jeffrey A. Law (law@snake.cs.utah.edu) -Fri Jul 26 09:53:53 1991 Michael Meissner (meissner at pogo.gnu.ai.mit.edu) + * pa.h (INITIALIZE_TRAMPOLINE): Do not mask off high + bits of address passed to icacheflush. - * Makefile.in (cplus_expr.o): Add missing dependencies, so cc1plus - can be built without first building cc1. + * pa.h (WCHAR_TYPE): Use "unsigned int" by default. + (WCHAR_TYPE_SIZE): Change appropriately. + * pa-ghiux.h, pa-ghpux.h, pa-gux7.h, pa-hiux.h, pa-hpux.h, + pa-hpux7.h (WCHAR_TYPE): Delete definition. + (WCHAR_TYPE_SIZE): Likewise. + * pa-osf.h (WCHAR_TYPE): Override appropriately for OSF1. + (WCHAR_TYPE_SIZE): Likewise. -Fri Jul 26 07:30:51 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * pa.md (DImode lo_sum): Add earlyclobber for alternative one. - * combine.c (can_combine_p): Can't combine if DEST is used in an - insn in the range (succ, i3). + * pa.h (ASM_OUTPUT_ADDR_DIFF_ELT): Rewrite to match + ASM_OUTPUT_ADDR_VEC_ELT which is PIC-safe. - * expmed.c (store_bit_field): Don't use insv if the mode of its - input is narrower than the width of the field. - (store_fixed_bit_field): Handle value with MODE_FLOAT mode. - (extract_bit_field): Don't use extzv/extv if its output mode is - narrower that width of field. - (extract_bit_field): Handle returning MODE_FLOAT mode. +Wed Mar 16 09:07:34 1994 Matthias Pfaller (leo@marco.de) - * reorg.c (steal_delay_list_from_target): Add new arg PNEW_THREAD. - Instead of redirecting jump, return its target in *PNEW_THREAD. - (fill_slots_from_thread): Pass &NEW_THREAD to - steal_delay_list_from_target. + * ns32k.c (global_symbolic_reference_mentioned_p): Recurse only + if GET_CODE (op) == CONST. -Thu Jul 25 21:57:42 1991 Jim Wilson (wilson at wookumz.gnu.ai.mit.edu) + * ns32k.h (FUNCTION_PROLOGUE): Load sb through r0 if TARGET_REGPARM + is false. - * sched.c: Correct tiemann's email address. - (schedule_block): Note that the values of leftover REG_DEAD notes - are meaningless. - (new_insn_dead_notes): If find an instruction that both uses and - sets dest, then no new REG_DEAD note is needed. - (update_links): When handling dest of last insn, no new REG_DEAD - note is needed if the last insn also uses its dest. +Wed Mar 16 06:57:45 1994 Richard Kenner (kenner@vlsi1.ultra.nyu) -Thu Jul 25 18:15:33 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * emit-rtl.c (gen_lowpart_common, gen_highpart, operand_subword): + Test input against RTX for FP, AP, and SP, not same register number. - * flow.c (regno_clobbered_at_setjmp): Don't blow up if no basic blocks. + * expr.c (expand_expr): Update comments and fix formatting. + (expand_expr, case VAR_DECL, STRING_CST, CONSTRUCTOR): If + flag_force_addr, put address in register unless REG. + (expand_expr, case CONSTRUCTOR, CONVERT_EXPR): Make TARGET with + TMODE, if specified. + (expand_expr, case IN_EXPR): Clean up. Allow INDEX to be an + unsigned type. Always evaluate SET and INDEX in case of side effects. + (expand_expr, case CONVERT_EXPR): Use convert_modes to handle consts. + (expand_expr, case ABS_EXPR): Simplify processing of COMPLEX. + Compare with zero word-by-word if required. + (expand_expr, case ABS_EXPR, MIN_EXPR, COND_EXPR): Don't use TARGET + if not MODE. + (expand_expr, case TRUTH_*_EXPR): Modes of input and output must agree. + (expand_expr, case CONJ_EXPR): Remove redundant def of MODE. -Thu Jul 25 16:55:57 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * stor-layout.c (layout_record): If the place where we were going + to put a field changed, lay it out again. - * cse.c (invalidate, cse_insn): Don't use HASHREG directly. - (HASH): Substitute HASHREG in. - (HASHREG): Deleted. +Tue Mar 15 07:53:36 1994 Paul A Vixie (paul@vix.com) - * tm-i386mach.h: New file. - * configure (i386-mach): Use that. + * Makefile.in (stmp-fixproto): Add missing "-" in front of "if". + (install-headers-tar, gcc.xtar): Use "-" in front of tar options. - * tm-i386isc.h: New file, copied from 1.40. +Mon Mar 14 16:28:16 1994 Paul Eggert (eggert@twinsun.com) - * i386.md (jump, indirect_jump, tablejump, return): - Use ASM_OUTPUT_ALIGN_CODE. - * tm-i386gas.h, tm-i386vgas.h (ASM_OUTPUT_LOOP_ALIGN): - Override the usual definition. + * fixincludes: Insert newlines just before the end of 'sed' + command strings if the last 'sed' command is 'a' or 'i'; + BSDI 1.1 'sed' needs this. - * rtl.h (FUNCTION_FLAGS_USES_PIC_OFFSET_TABLE): Fix typo. +Mon Mar 14 15:46:29 1994 Ian Lance Taylor (ian@cygnus.com) -Thu Jul 25 16:25:52 1991 Tom Wood (wood at dg-rtp.dg.com) + * fixinc.svr4: Don't name variables in mmap prototype. - * out-m88k.c (legitimize_address): Note use of addressing base. - (m88k_layout_frame): Establish PIC addressing base as needed. +Mon Mar 14 15:16:38 1994 Doug Evans (dje@cygnus.com) - * tm-m88kdgux.h (GPLUSPLUS_INCLUDE_DIR): Specify. + * objc/Makefile (*.o): Add explicit dependencies for Sun's VPATH. -Thu Jul 25 07:54:36 1991 Michael Tiemann (tiemann at cygint.cygnus.com) +Mon Mar 14 05:11:42 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * rtl.h (FUNCTION_FLAGS_USES_PIC_OFFSET_TABLE): Defined. + * function.c (assign_parms, expand_function_start): Properly + set MEM_IN_STRUCT_P for DECL_RTL of function result. - * integrate.c (expand_inline_function): Propagate the value of - FUNCTION_FLAGS_USES_PIC_OFFSET_TABLE. + * c-decl.c (grokdeclarator): Convert to sizetype when manipulating + size of array and use care to avoid mixed-type operations. - * function.h (struct function): Add new field USES_PIC_OFFSET_TABLE - to structure. Leave it to md files to initialize this field. - * expr.h (current_function_uses_pic_offset_table): New declaration. - * function.c ({save,restore}_tree_status): Save and restore - CURRENT_FUNCTION_USES_PIC_OFFSET_TABLE to/from this slot. - * out-sparc.c (legitimize_pic_address): Set - CURRENT_FUNCTION_USES_PIC_OFFSET_TABLE when appropriate. - (finalize_pic): If the current function does not use the PIC offset - table, there's no need to emit the PIC prologue. + * expr.c (expand_expr): Don't call bc_expand_expr + if EXPAND_INITIALIZER. + * bc-optab.c (bc_expand_{binary,unary}_operation): Add missing + args to call to expand_expr. + * stmt.c (bc_expand_start_cond): Set exit_label if not EXITFLAG. + (bc_expand_end_bindings): Only define exit_label if set. + Don't pop nesting_stack. + * varasm.c (output_constant_def): Do hashing and make label + even if bytecode. + * bc-emit.c (bc_seg_write): Don't make unaligned reference to + seg->data. + * toplev.c (compile_file): Call bc_write_file here and pass + asm_out_file, not stdout. + (main): Don't call bc_write_file here. + Fix wording on error if -fbytecode specified on unsupported target. -Wed Jul 24 13:54:41 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * fold-const.c (fold, associate): If -ffast-math, associate FP mults. + (fold, case RDIV_EXPR): Split case; ignore division by 1. + If -ffast-math, convert to multply by reciprocal. + (fold, case *_DIV_EXPR): Simplify A/C1/C2. - * tm-m68k.h (NOTICE_UPDATE_CC): - Calls clear status even if value in address reg. + * tree.h (tree_int_cst_sgn): New declaration. + * tree.c (tree_int_cst_sgn): New function. + * c-decl.c (finish_{decl,struct,enum}): Call it. + * c-typeck.c (build_binary_op, pop_init_level): Likewise. + (output_pending_init_elements): Likewise. + * expr.c (expand_builtin, case BUILT_IN_RETURN_ADDRESS): Likewise. + * fold-const.c (fold): Likewise. + (fold, case *_DIV_EXPR): Add missing conversion. + * convert.c (convert_to_integer): Convert integer_one_node to + proper type before tree_int_cst_lt call. - * tm-i386gas.h, tm-i386vgas.h (ASM_OUTPUT_ALIGN_CODE): Align with NOPs. +Sun Mar 13 06:46:13 1994 Wolfgang Stukenbrock (wgstuken@immd4.informatik.uni-erlangen.de) - * i386.md (andsi3): Don't use movzbl if op1 can't support it. + * gcc.c (do_spec_1): Don't duplicate a macro starting with '__'. -Wed Jul 24 07:47:59 1991 Michael Tiemann (tiemann at cygint.cygnus.com) +Sun Mar 13 05:54:00 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cplus-decl.c (finish_decl): Don't build a cleanup for an variable - that is TREE_EXTERNAL. + * convert.c (convert_to_integer): When changing type of truthvalue + operation, change types of inputs too. + * c-common.c (TRUTH_*_EXPR): Convert to integer_type_node. -Tue Jul 23 20:48:23 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * tree.c: Include setjmp.h. + (build_real_from_int_cst): Propagate overflow flags and + establish float handler. + (build_complex): Propagate overflow flags. + * cse.c (simplify_binary_operation): Protect real_value_truncate + inside handler. + * fold-const.c (force_fit_value): Operate on REAL_CST as well. + (real_value_truncate): Don't use its own handler. + (const_binop): Set overflow on FP error and call force_fit_type. + (fold_convert): Likewise. + * c-common.c (constant_expression_warning, overflow_warning): + Handle REAL_CST and COMPLEX_CST. + * convex.h, convex.c, fx80.h, tahoe.h, vax.h, vax.c: Add OVERFLOW + operand to CHECK_FLOAT_VALUE. - * make-mips: Delete rules for saber C. - * Makefile.in (STAGESTUFF, gnulib2.ready): Undo last change. + * jump.c (rtx_equal_for_thread_p): Correct error in previous + change; add missing arg in recursive call. - * tm-vax.h (LIB_SPEC): Supply missing close braces. +Sat Mar 12 19:42:03 1994 H.J. Lu (hjl@nynexst.com) -Tue Jul 23 14:03:10 1991 Michael Meissner (meissner at osf.org) + * configure (gxx-include-dir): Replacement for gxx-prefix. + * Makefile.in (gxx_include_dir): Likewise, for gxx_prefix. - * protoize.c (toplevel): If FULL_PROTOTYPES is defined, assume that - the system provides full prototypes, and include stdlib.h and - unistd.h. - (toplevel): If _POSIX_SOURCE is defined, wait takes a pointer to an - int, even if the system is otherwise BSD. - (toplevel): If NO_CONST_IN_SYSCALL and __STDC__ is defined, assume - the system takes char *'s instead of const char *'s. - (process_aux_info_file, edit_file): Always pass 3 arguments to open, - to allow the NO_CONST_IN_SYSCALL macro to properly cast the - arguments. + * i386/linux.h (NO_IMPLICIT_EXTERN_C): Defined. - * make-decrose (ALL): Make sure Makefile is rebuilt if either - Makefile.in or make-decrose changes. - (BUILD, SYSTEM_INCLUDES, LDFLAGS): Add BUILD variable to retarget - which build is used. - (CPP_ABORT): Don't define abort=fancy_abort here, do it in - tm-mips.h. - (INSTALL): Use installbsd program, since install uses System V - semantics on OSF/1. - (LANGUAGES): Rename collect-osf to collect. - (CFLAGS, XCFLAGS): Make CFLAGS use standard args and use XCFLAGS to - add additional arguments. - (libdir, bindir, mandir): Define to current install values. - (cplus-lex.o): Work around problems with 1.39 bootstrap compiler - producing bad stabs for certain inlines. - (osf-main.c): Add a simple G++ constructor/destructor to gnulib. +Sat Mar 12 07:42:12 1994 Paul Eggert (eggert@twinsun.com) - * make-mips (ALL): Make Makefile depend on Makefile.in and - make-mips. - (CFLAGS, XCFLAGS): Make CFLAGS use standard args and use XCFLAGS to - add additional arguments. - (CC): Add -Wf,-XNg500 switch to compile with due to the MIPS - compiler having fixed size tables. - (SABER_*): Add rules to run saber-C. + * Makefile.in (stmp-fixproto): Work around a `make' bug in BSDI 1.1. - * mips.md (movsi_ulw): Allow unaligned register->register moves, - which is caused by the optimizer, and generate the normal reg move - code. Also, turn loads from the stack into normal moves. - (movsi_usw): Turn stores into the stack into normal moves. - (call, call_value): Turn into a define_expand which takes three - arguments, to make Saber happier. +Sat Mar 12 07:38:08 1994 Klaus Kaempf (kkaempf@didymus.rmi.de) - * tm-mips.h (abort macro): Define abort to be saber_stop if running - under Saber C. - (__PTR_TO_INT, __INT_TO_PTR): Define as casts if running on a MIPS - machine instead of with subtraction, in an attempt to quiet Saber C. - (ASM_MODIFY_SPEC): Run mips-tfile after the assembler, needs - corresponding gcc.c change to enable. + * bi-run.h: Properly test BYTES_BIG_ENDIAN. + * bytecode.h: Likewise for WORDS_BIG_ENDIAN. - * tm-decrose.h (ASM_SPEC): Pass -v switch to gas as well as mips - assembler. - (ASM_MODIFY_SPEC): Run mips-tfile if -mmips-as. - (LINK_SPEC): Pass -v switch to linker. - (LIB_SPEC): Redefine as just -lc. - (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Undefine, use standard - libdir, bindir, and mandir in Makefile now. - (FULL_PROTOTYPES, NO_CONST_IN_SYSCALL): Define to get protoize - to compile cleanly. + * cccp.c (do_include, hack-vms_include_specification): Change handling + of '#include filename' to be compatible with VAX-C. - * osf-main.c (new file): Provide simple constructor, destructor - capability to be linked into gnulib. + * genemit.c (gen_exp): Added \n to printf to shorten line for VAX-C. - * collect-osf.c (various): General rewrite to improve speed and - portability. +Sat Mar 12 06:42:38 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * Makefile.in (CPLUS_OBJS): If CPLUS_INPUT is defined to be - cplus-input.o, compile it separately to work around problems with - bootstraping when it is included in cplus-lex.c. - (STAGESTUFF): Use $(LANGUAGES) instead of hard coded list of - languages, so make-xxx file can override, and provide others. - (gnulib2.ready): Make gnulib2 depend on all LANGUAGES targets, so - that if a target needs something else built, such as mips-tfile, it - will be. - (mostlyclean): Add missing -f to rm. - (install-dir): Use test to see if the directory exists before trying - to create it, and fail if the mkdir fails. - (install-headers): ditto. - (stage?, risky-stage?): ditto. - (install-cross): Install collect and mips-tfile if they are present. + * expr.h (emit_float_lib_cmp): Add declaration here. + * optabs.c: Don't define emit_float_lib_cmp now that no longer static. - * mips-tfile.c (toplevel, main): Add -I file option, which renames - the original output file to the given file. + * jump.c: Add prototypes for static functions. + (jump_optimize, delete_insn): Use GET_RTX_CLASS to test for insns. + (mark_jump_label): Delete dead code. + (delete_computation, redirect_tablejump): No longer static. - * cplus-lex.c (toplevel): Include instead of "assert.h" - in order to avoid problems when including cplus-input.c, which also - uses . +Fri Mar 11 14:40:40 1994 Jim Wilson (wilson@cygnus.com) - * cplus-pt.c (toplevel): Move include of config.h before obstack.h - in case config.h defines some macros obstack.h uses such as - __PTR_TO_INT. + * lite.h (TARGET_DEFAULT): Use parentheses. + * sparc.h (TARGET_HARD_QUAD): New macro. + (TARGET_SWITCHES): Add hard-quad-float, soft-quad-float. + (TARGET_DEFAULT): Use parentheses. + ({ADDTF3,SUBTF3,MULTF3,DIVTF3,SQRTTF2,FLOATSITF2,FIX_TRUNCTFSI2, + EXTENDSFTF2,TRUNCTFSF2,EXTENDDFTF2,TRUNCTFDF2,EQTF2,NETF2,GTTF2, + GETF2,LTTF2,LETF2}_LIBCALL): New macros. + * sparc.md (sleu+4, sleu+7, extendsftf2, extenddftf2, trunctfsf2, + trunctfdf2, floatsitf2, fix_trunctfsi2, addtf3, subtf3, multf3, + divtf3, sqrttf2): Disable when -msoft-quad-float. + (beq, bne, bgt, blt, bge, ble): When -msoft-quad-float, account + for return value of SPARC ABI routines that differs from libgcc. + * flow.c (libcall_dead_p): Fail not abort for libcall that returns + value via invisible pointer. + * optabs.c (emit_float_lib_cmp): Make non static. + (init_optabs): Use {ADDTF3,SUBTF3,MULTF3,DIVTF3,SQRTTF2,FLOATSITF2, + FIX_TRUNCTFSI2,EXTENDSFTF2,TRUNCTFSF2,EXTENDDFTF2,TRUNCTFDF2,EQTF2, + NETF2,GTTF2,GETF2,LTTF2,LETF2}_LIBCALL macros. -Tue Jul 23 13:15:43 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * sparc/sparc.h (STARTING_FRAME_OFFSET): Depend on + LONG_DOUBLE_TYPE_SIZE. - * xm-i386.h, xm-i860.h, xm-spur.h, xm-tahoe.h: Use __builtin_alloca. +Fri Mar 11 08:01:54 1994 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) -Tue Jul 23 12:26:01 1991 Michael Tiemann (tiemann at cygint.cygnus.com) + * rtl.h, tree.h, g++.c, gcc.c (PVPROTO): New macro. + * combine.c, expr.h, rtl.h, tree.h, gcc.c: Use it for varargs protos.. + * genattrtab.c, mips-tfile.c, output.h, toplev.c: Likewise. - * function.c (instantiate_virtual_regs_1): Change dubious code that - used to assign NEW to XEXP (x, 1) regardless of whether - validate_change accepted it to instead set XEXP (x, 0) back to OLD. - I.e., if the rtx is out of range and OBJECT is NULL, don't make any - change at all. +Fri Mar 11 07:21:36 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * out-sparc.c (compute_frame_size): If a function has any - stack-local objects, it's frame size is non-zero and space must be - reserved for the register window. + * emit-rtl.c (copy_rtx_if_shared, case LABEL_REF): Can't share. + * jump.c (jump_optimize): Delete REG_LABEL note if label no + longer in insn. - * loop.c (loop_optimize): Use get_max_uid to compute max_uid_for_loop. + * c-decl.c (finish_decl): When preserving an initializer, ensure + its type is on a good obstack. - * fold-const.c (size_int): Extend SIZE_TABLE's range from - 0..HOST_BITS_PER_INT-1 to 0..2*HOST_BITS_PER_INT. +Thu Mar 10 15:32:42 1994 Mike Collison (collison@sw.stratus.com) - * integrate.c (expand_inline_function): Add minor efficiency - hack to not free all the temp slots as parameters are passed - from "caller" to "callee". + * reload1.c (emit_reload_insns): When clearing reg_last_reload_reg, + clear all hard regs in reload_out. - * integrate.c (expand_inline_function): If the inline function - returns its value via a structure_value_addr, we must prepare for - this to take place, even if the value is ignored by the caller. +Thu Mar 10 15:23:10 1994 Hallvard B Furuseth (hbf@durin.uio.no) - * tm-decstatn.h (SIZE_TYPE): Define this to be "unsigned int". + * collect2.c (dup2): Catch `dup' failure. Return correct value. - * emit-rtl.c (try_split): If `split_insns' actually returns a SEQ - which is isomorphic to PAT, return TRIAL. +Thu Mar 10 15:18:08 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * out-sparc.c (eligible_for_epilogue_delay): FP register moves are - only eligible for leaf-function epilogue delay slots. + * gcc.c ([__MSDOS__]): Use #ifdef, not #if. + * collect2.c ([__MSDOS__]): Likewise. -Tue Jul 23 11:52:50 1991 Michael Meissner (meissner at geech.gnu.ai.mit.edu) +Thu Mar 10 15:03:01 1994 Paul Eggert (eggert@twinsun.com) - * dbxout.c (dbxout_symbol): Correct typo in getting static member - names. The problem is DECL_ASSEMBLER_NAME returns a tree, and not a - char *. + * cccp.c (main, finclude, check_precompiled): When safe_read + returns a partial buffer, this means EOF has been reached; + don't try to read any more. -Tue Jul 23 07:10:41 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) +Wed Mar 9 18:47:29 1994 Paul Eggert (eggert@twinsun.com) - * varasm.c (immed_double_const): Use CONST_INT if MODE fits within - HOST_BITS_PER_INT, not BITS_PER_WORD. + * real.c (target_negative): -0 counts as negative. -Mon Jul 22 21:37:03 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Wed Mar 9 15:32:01 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * fold-const.c (fold): Always preserve type after using const_binop. + * m68k.md (movqi): Disable special-case of stack push if operand + one is an address register. -Mon Jul 22 18:34:55 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * c-typeck.c (pointer_int_sum): Multiplication should be + done signed. + (pointer_diff): Likewise the division. + * fold-const.c (fold, case MULT_EXPR): Simplify MULT_EXPR of an + EXACT_DIV_EXPR with the same divisor as our multiplicand. - * reload1.c (reload): Fix typo in condition for reg_equiv_address - being set from reg_equiv_memory_loc; had X instead of XEXP (X, 0). + * jump.c (rtx_equal_for_thread_p): Commutative operations + are identical if the operands match in the opposite order. + * sched.c (rtx_equal_for_memref_p): Likewise. -Mon Jul 22 15:25:48 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) +Wed Mar 9 12:07:29 1994 Richard Earnshaw (rwe11@cl.cam.ac.uk) - * gcc.c (process_command): -xnone turns off any -x option. + * cse.c (simplify_relational_operation): Fix typos; use + ARG_POINTER_REGNUM and FRAME_POINTER_REGNUM in condtionals. - * tree.c (copy_chain): Deleted. - * integrate.c (copy_decl_tree): Use copy_list and copy_node. +Tue Mar 8 16:12:07 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Mon Jul 22 11:35:47 1991 Michael Tiemann (tiemann at pogo.gnu.ai.mit.edu) + * explow.c (break_out_memory_refs): Don't call mark_reg_pointer + here. + (memory_address): Call it here if X changed and is now a REG + or REG + CONST_INT. - * tree.c, tree.h: Fix typos in Jul 22 merge. +Tue Mar 8 15:57:29 1994 Jim Wilson (wilson@cygnus.com) -Mon Jul 22 08:51:47 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * c-decl.c (finish_decl): When saving/discarding initializers, + don't check TREE_PERMANENT and TREE_STATIC. + (finish_decl, finish_function): Pass new argument to + permanent_allocation. + * cp/decl.c (finish_function): Likewise. + * cp/decl2.c (write_vtable_entries, finish_file): Likewise. + * toplev.c (compile_file): Likewise. + * function.h (struct function): Add momentary_function_firstobj + field. + * tree.c (momentary_function_firstobj): New variable. + (init_obstack): Set it. + (save_tree_status): Save it and set it. + (restore_tree_status): Use it and restore it. + (permanent_allocation): New parameter function_end. Clear + momentary_obstack to momentary_function_firstobj if true. + (preserve_initializer): Set base field of every momentary + level on the momentary stack to new momentary_firstobj. + (pop_momentary): Only free back to previous base. + * tree.h (permanent_allocation): Add prototype. - * jump.c (thread_jumps): Don't set CHANGED if the jump's label isn't - changing. +Mon Mar 7 20:10:56 1994 Jim Wilson (wilson@cygnus.com) -Mon Jul 22 02:37:23 1991 Michael Tiemann (tiemann at pogo.gnu.ai.mit.edu) + * iris4gl.h: Rewrite. Include iris4loser.h not iris4-gdb.h. + Define PREFERRED_DEBUGGING_TYPE not ASM_SPEC. - * version.c: Bumped to 1.94 because of significant changes to - cplus-* files. + * bsd-4.h (LINK_SPEC): Do not depend on gas. Don't interpret -EB + and -EL options, but do pass them. + * bsd-5.h (LINK_SPEC): Likewise. + * decl-osf1.h (LINK_SPEC): Likewise. + * iris5.h (LINK_SPEC): Likewise. + * mips-5.h (LINK_SPEC): Likewise. + * mips.h (LINK_SPEC): Likewise. + * svr3-4.h (LINK_SPEC): Likewise. + * svr3-5.h (LINK_SPEC): Likewise. + * svr4-4.h (LINK_SPEC): Likewise. + * svr4-5.h (LINK_SPEC): Likewise. -Sun Jul 21 18:45:57 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * dec-bsd.h (LINK_SPEC): Pass all normal linker options to gld. + (ASM_SPEC): Pass all normal assembler options to gas. + * osfrose.h (LINK_SPEC): Likewise. + (ASM_SPEC): Likewise. - * toplev.c (rest_of_compilation): - Save and restore DECL_INITIAL if we use save_for_inline_copying. - * integrate.c (save_for_inline_copying): Really copy DECL_INITIAL. - Calling integrate_decl_tree doesn't do it; deleted that call. - (copy_decl_tree): New function. + * mips.h (ASM_SPEC): Make definition depend on whether or + not the default assembler is gas. Pass all normal assembler + options to gas. + * iris4loser.h (ASM_SPEC): Likewise. Pass -O0 if the assembler is + not gas. - * integrate.c (integrate_decl_tree): Renamed from copy_decl_tree. - (integrate_parm_decls): Renamed from copy_parm_decls. + * iris3.h (ASM_SPEC, LINK_SPEC): Delete. + * news4.h (ASM_SPEC, LINK_SPEC): Delete. + * news5.h (LINK_SPEC): Delete. + * nws3250v4.h (ASM_SPEC, LINK_SPEC): Delete. + * ultrix.h (ASM_SPEC, LINK_SPEC): Delete. - * tree.c (copy_chain): New function. + * mips.h (ASM_FINAL_SPEC): Cross compiling does not presume gas. -Sun Jul 21 06:43:23 1991 James Van Artsdalen (james at bigtex.cactus.org) + * osfrose.h (SIZE_TYPE): Delete. + (MAX_WCHAR_TYPE_SIZE): Define. - * i386.md (tstsi): Add comment noting potential -m486 enhancement. - (SImode push): With -m486, don't push from MEM. - (addsi3): Don't use lea for three operand add if -m486. - (ashlsi3): Don't use lea for shift of 1 if -m486. - (zero_extendhisi2,zero_extendqihi2,zero_extendqisi2): If dest is - %eax, or if -m486, AND is faster than MOVZX. + * calls.c (expand_call): For pcc_struct_value case, set + MEM_IN_STRUCT_P correctly on target. -Sun Jul 21 06:27:33 1991 Richard Kenner (kenner at vlsi1.ultra.nyu.edu) + * Makefile.in (mostlyclean): Don't explicitly delete ld. - * expmed.c (store_fixed_bit_field): Pass actual bit position (including - offset) to get_best_mode; also limit mode size to BITS_PER_WORD. - Use failure of get_best_mode to indicate that field spans word - boundary. - Pass actual bit position to store_split_bit_field. - (store_split_bit_field): Accept actual bit position, hence handing - bitpos > BITS_PER_WORD. - Abort if BITPOS and BITSIZE don't cross exactly one word boundary. - Pass offset to store_fixed_bit_field; if register, use operand_subword; - else adjust offset for second word. - (extract_{fixed,split}_bit_field): Likewise. +Mon Mar 7 20:06:38 1994 Ian Lance Taylor (ian@cygnus.com) -Sun Jul 21 06:11:55 1991 Michael Tiemann (tiemann at cygint.cygnus.com) + * mips-tdump.c (print_symbol): The index field of a global symbol + is the symbol table index of the corresponding local symbol, not + an index into the aux table. + (print_file_desc): Print out size of line number information + rather than repeating line number count. The cbLineOffset field + of a PDR is relative to the cbLineOffset field of the FDR. Also, + when computing line_end of the last PDR, use cbLineOffset, not + ilineBase. - * All cplus-* files: DECL_VIRTUAL_P is no longer applied to - FUNCTION_DECLs. Instead, to test if a function is virtual or not, - it suffices to test whether its DECL_VINDEX is non-NULL. We use - ERROR_MARK_NODE as the placeholder for a FUNCTION_DECL we know will - be virtual, but for which we don't yet know the actual index. +Mon Mar 7 17:42:35 1994 H.J. Lu (hjl@nynexst.com) - * cplus-decl.c (define_function): Don't set up DECL_ASSEMBLER_NAME - until after having the chance to call through PFN. Since `pushdecl' - now keys off of DECL_ASSEMBLER_NAME, we don't want to create - inadvertent aliases between builtin and library functions. + * Makefile.in (gxx_prefix): New; default to $(libdir). + (GPLUSPLUS_INCLUDE_DIR): Change to $(gxx_prefix)/g++-include. + * configure (gxx_prefix): New; default to $(libdir). - * cplus-typeck.c (build_modify_expr): We don't need to build a - SAVE_EXPR for a WITH_CLEANUP_EXPR. - (unary_complex_lvalue): For good measure, know how to deal with a - WITH_CLEANUP_EXPR inside a SAVE_EXPR. + * i386/linux.h (GPLUSPLUS_INCLUDE_DIR): Deleted. + (STARTFILE_SPEC): Remove "-nojump". - * cplus-pt.c (uses_template_parms): Add handler for ARRAY_TYPE. +Mon Mar 7 17:06:08 1994 Stephen R. van den Berg (berg@pool.informatik.rwth-aachen.de) - * cplus-method.c (do_inline_function_hair): Use TYPE_METHODS instead - of CLASSTYPE_METHOD_VEC for traversing all methods when looking for - inline functions. + * i386/xm-linux.h (malloc): Remove disabled code. - * cplus-class.c (finish_struct_methods): Fix fencepost error if - there were no member functions except for ctors/dtors. +Mon Mar 7 13:27:09 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) -Sun Jul 21 06:19:01 1991 James Van Artsdalen (james at bigtex.cactus.org) + * cccp.c (no_record_file): New variable. + (main): Set it for -imacros and -include files. + (do_endif): Don't call record_control_macro for -include or -imacros + files or files included from -imacros. - * tree.h, output.h (current_function_calls_longjmp): New variable. - * function.c (top level): Define it. - (push_function_context): Save it. - (pop_function_context): Restore it. - (init_function_start): Initialize it. +Sun Mar 6 21:48:51 1994 Richard Stallman (rms@mole.gnu.ai.mit.edu) - * calls.c (expand_call): Set current_function_calls_longjmp if - this call is to `longjmp'. + * config.sub: Accept freebsd as OS. - * flow.c, global-alloc.c: Include output.h so that - FRAME_POINTER_REQUIRED can use current_function_calls_*. - * Makefile.in (flow.o,global-alloc.o): Includes output.h. +Sun Mar 6 14:40:00 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * rtl.h (FUNCTION_FLAGS_CALLS_LONGJMP): New macro. + * stupid.c: Add prototypes for static functions. + (last_{jump,label}_suid): Deleted; all uses deleted. + (reg_crosses_blocks): Likewise. + (stupid_life_analysis): Only allocate MAX_SUID entries + of after_insn_hard_regs. + Use GET_RTX_CLASS when possible. + Initialize all of reg_renumber. + Use reg_alternate_class when reg not available in preferred class. + (stupid_find_reg): Delete argument CROSSES_BLOCKS. - * integrate.c (initialize_for_inline): Record - current_function_calls_lonjmp in `function_flags'. - (output_inline_function): Set current_function_calls_longjmp if - the inline code calls longjmp. + * stupid.c (stupid_mark_refs): If setting reg_where_dead, set + regs_live so we don't later clobber it. - * function.h (struct function): New field `calls_longjmp'. + * recog.c (constrain_operands): Properly handle '#' in constraint. - * out-i386.c (simple_386_epilogue): Add function description. - Return 0 if NON_SAVING_SETJMP && `setjmp' is called in function. + * combine.c (subst): Split into five functions. + (simplify_{rtx,if_then_else,set,logical}): New functions. - * tm-i386v.h (NON_SAVING_SETJMP): New macro. - (FRAME_POINTER_REQUIRED): New macro. +Sun Mar 6 13:12:48 1994 James Van Artsdalen (james at bigtex.cactus.org) -Sat Jul 20 12:25:56 1991 Richard Stallman (rms at mole.gnu.ai.mit.edu) + * reg-stack.c (find_blocks): Undo previous change to block + delineation algorithm. + (reg_to_stack): Make algorithm identical to that in find_blocks. - * tm-m88k.h (OPTIMIZATION_OPTIONS): Don't change flag_signed_bitfields. +Sat Mar 5 16:27:58 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cccp.c (include_defaults) Use LOCAL_INCLUDE_DIR macro instead - of "/usr/local/include". Provide default definition. + * genattrtab.c (attr_printf): Remove `register' from decl of FMT. + * tree.c (build_nt, build_parse_node): Remove `register' from decl + of CODE. - * cccp.c (include_defaults) Added INCLUDE_DEFAULTS macro to - provide complete control over default include directories. - Delete the special case for VMS. - * xm-vms.h (INCLUDE_DEFAULTS): Defined. + * reload.c (get_secondary_mem): Call SECONDARY_MEMORY_NEEDED_MODE + if it is defined. + * alpha.h (SECONDARY_MEMORY_NEEDED_MODE): New macro. + * alpha.c (output_{pro,epi}log): Round var size to quadword boundary. - * proto-man: Renamed from proto-unproto.1. + * alpha.md (unaligned_{load,store}hi): Clear low bit of + address before using as operand to extwl, mskwl, and inswl. + (movhi, reload_inhi, reload_outhi): Pass extra scratch value. - * final.c (final_scan_insn): Do ASM_OUTPUT_LOOP_ALIGN only for real loop. +Fri Mar 4 17:16:23 1994 Leonard Norrgard (vinsci@nic.funet.fi) -Sat Jul 20 05:34:13 1991 Michael Tiemann (tiemann at cygint.cygnus.com) + * c-lex.c: Delete gperf-generated source from here. + * c-gperf.h: New file; contains just gperf output. + * Makefile.in (c-gperf.h): New rule. + (c-lex.o): Depends on c-gperf.h. + (realclean): Delete c-gperf.h. + (distdir): Build c-gperf.h. + (diff): Omit differences in c-gperf.h. - * tree.h (tree_type): Use the MAXVAL slot for TYPE_METHODS. - * cplus-class.c (finish_struct): Methods are now chained with - TREE_CHAIN and placed in the TYPE_METHODS of their _TYPE node. - * cplus-dbxout.c (dbxout_type_methods): Use this fact, instead of - using more C++-specific knowledge. +Fri Mar 4 06:35:26 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cplus-decl.c (init_decl_processing): Variable - `const_ptr_type_node' was not being initialized. Same with - `const_string_type_node'. + * svr4.h, m88k.h (ASM_FINISH_DECLARE_OBJECT): Set + size_directive_output to 1. - * tree.h (DECL_PRINT_NAME): Marked for death. - (DECL_ASSEMBLER_NAME): Changed from a char* to a tree node. - All front-end files changed as necessary. + * reload1.c (emit_reload_insns): Don't call gen_input_reload if + src and dest are identical. - * cplus-tree.h (DECL_ORIGINAL_NAME): Deleted. Now we use - DECL_NAME. - (DECL_NAME): No longer means the mangled name. Now we use - DECL_ASSEMBLER_NAME for that purpose. - All cplus-* files changed as necessary. +Thu Mar 3 15:32:55 1994 Richard Kenner (kenner@vlsi1.ultra.nyu.edu) - * cplus-tree.c (lang_printable_name): Use a ring-buffer to hold - printable names instead of DECL_PRINT_NAME slot of a _DECL node. + * alpha.md (mskXl): Add missing NOT in patterns. - * collect2.c: #define COLLECT, and let config.h provide definition - of macros. + * t-m88k: Remove added realclean rule. -See file ChangeLog.3. - -Local Variables: -mode: indented-text -left-margin: 8 -fill-column: 76 -version-control: never -End: +See ChangeLog.8 for earlier changes.