--- gcc/ChangeLog 2018/04/24 16:48:08 1.1.1.12 +++ gcc/ChangeLog 2018/04/24 16:50:17 1.1.1.14 @@ -1,3 +1,1157 @@ +Thu Feb 23 05:55:57 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * Version 1.34 released. + + * c-typeck.c (build_c_cast): If EXPR is an error mark, return that. + + * fold-const.c (div_and_round_double): Abort if divisor is 0. + (combine): Likewise, for real constants. + (real_zerop): New subroutine. + (fold): Don't try to fold division if divisor is 0. + Don't try to fold reals if can't do arithmetic on them. + Don't try to compare reals for TRUTH_..._EXPR if can't do arith. + Use real_zerop to test reals for zeroness. + For TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR, can simplify based on + first operand alone. + + * c-typeck.c (store_init_value): Fix error msg text. + + * tm-sparc.h (FUNCTION_PROFILER): Use `mcount'. + * tm-sun4os3.h (FUNCTION_PROFILER): Override it; use `.mcount'. + +Wed Feb 22 04:33:22 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * tm-hp9k320.h (CPP_SPEC, CPP_PREDEFINES): Make handling of + -Dmc68000 depend on TARGET_DEFAULT. + + * tm-sparc.h (FUNCTION_PROFILER): Missing newline in fprintf. + + * integrate.c (expand_inline_function): Don't map struct-value-address + in memory if fn does not use it. + + * c-parse.y (check_newline): At skipline, detect eof. + + * stmt.c (uninitialized_vars_warning): Change text of warning. + +Tue Feb 21 03:58:50 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * output-sparc.c (output_mul_insn): Handle case of both args + in reg 8, or both in reg 9. + + * tm-sparc.h (ASM_SPEC): Define, to handle -pipe. + + * tm-sparc.h (FUNCTION_PROFILER): Add omitted fprintf args. + (BLOCK_PROFILER): Likewise. Use tempvar. + + * m68k.md (QImode btst): Allow nonoffsetable mem refs. + +Mon Feb 20 00:32:42 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * flow.c (mark_used_regs): Don't record about global reg vars. + + * config.gcc (convex-*): tm file names are tm-convex1.h, tm-convex2.h. + + * tm-vax.h, tm-ns32k.h, tm-alliant.h: Define PCC_STATIC_STRUCT_RETURN. + + * gcc.c (compilers): Pass `-a' to cc1. + * tm-sun3.h, tm-sparc.h (LIB_SPEC): Define, to handle `-a'. + + * expr.c (emit_push_insn): Copy stack addresses to be passed to bcopy; + old method of preadjustment is broken by changes in emit_library_call. + + * c-decl.c (finish_decl): New temp `temporary'; don't get confused + about whether allocation was temporary. + +Sun Feb 19 17:03:35 1989 Chris Smith (csmith at mozart) + + * tm-convex.h: define PCC_STATIC_STRUCT_RETURN + + * convex.md: + remove pshea patterns, movsi does it better. + add ashift:DI abs:DF abs:SF + (tstdi): use a clobbered register instead of a bogus DImode zero. + (trunchiqi2): delete noninstruction cvth.b + (udivsi3, udivhi3, udivqi3): deleted, expand_divmod does it now. + (call, call_value): delete stupid call/ret -> jump optimization. + (call, call_value): flush call_ap_check, use reg_mentioned_p instead. + + * convex.md: (movxx): swap constraint alternatives so that the + leftmost alternative is (set =g r). This makes (set mem const) + get combinable input reloads of const instead of uncombinable + output reloads to mem. They still do not combine, but wtf, + I'll inch up on it. + + * output-convex.c: (const_double_{high,low}_int): new routines + to pick apart const_doubles for assembler. + +Sun Feb 19 01:40:17 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * sparc.md (shift memory right 24 bits): Another `a1' typo. + + * config.gcc (convex-*): Delete troublesome whitespace. + + * c-decl.c (grokparms): Delete redundant `parm != 0' tests. + + * stmt.c (fixup_memory_subreg): Slight simplification. + + * tm-sparc.h (FUNCTION_PROFILER): Fill delay slot. + (FUNCTION_BLOCK_PROFILER): Use sethi. + (BLOCK_PROFILER): Use %g2, not %g0. Use sethi. + +Sat Feb 18 02:11:25 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * expr.c (expand_expr): Ignore const array's initial value + if it's an error_mark. + * c-decl.c (finish_decl): Set DECL_INITIAL to an error_mark + if the decl is a permanent node. + + * cccp.c (rescan): If traditional, if macro ends inside string, + keep scanning for the end of the string. + (handle_directive): A line of just `#' becomes blank. + (collect_expansion): \ in strings traditionally doesn't hide macro arg. + + * m68k.md, alliant.md (addsi3): New alternative a=r+a, in addition + to old a=a+r, needed since reload-insns are not commuted. + +Fri Feb 17 03:15:23 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * tm-m68k.h (PCC_STATIC_STRUCT_RETURN): Define it. + * toplev.c, flags.h: New var flag_pcc_struct_return. + * stmt.c (expand_function_start): Obey new flag and new variable. + * expr.c (expand_call): Obey new flag and new variable. + * varasm.c (assemble_static_space): New function. + + * stmt.c (expand_return): If we need cleanups, compute retval first + into pseudo reg, then do the cleanups, then copy it to return reg. + +Thu Feb 16 02:59:52 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * regclass.c (init_reg_sets_1): Win if STATIC_CHAIN_REGNUM undefined. + + * expr.c (expand_call): Handle conflict between two precomputed + args that are both function calls returning structures. + + * loop.c (move_movables): Bkwds test of m->partial, for a matching reg. + + * expr.c (emit_library_call, expand_call): Handle STACK_ARGS_ADJUST. + +Wed Feb 15 01:59:15 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * toplev.c (flag_caller_saves): New var, for -fcaller-saves. + DEFAULT_CALLER_SAVES controls initial value. + * global-alloc.c (find_reg): Do caller saves only if flag set. + * local-alloc.c (find_free_reg): Do caller saves only if flag set. + * tm-alliant.h, tm-convex.h: Define DEFAULT_CALLER_SAVES. + +Wed Feb 15 01:59:15 1989 Chris Smith (rms at sugar-bombs.ai.mit.edu) + + * caller-save.c: New file. + * regs.h (CALLER_SAVE_PROFITABLE): New macro. + (reg_n_calls_crossed): new int-vector replaces reg_crosses_calls. + * flow.c (allocate_for_life_analysis, propagate_block, dump_flow_info): + Use reg_n_calls_crossed. + * stupid.c (stupid_mark_refs, stupid_life_analysis): Likewise. + * global-alloc.c (find_reg): Sometimes allocate call-clobbered regs + for call-crossing pseudos. + New arg ACCEPT_CALL_CLOBBERED; callers changed. + * local-alloc.c (find_free_reg): Similar changes. + (qty_n_calls_crossed): New int-vector replaces qty_crosses_calls. + (alloc_qty, local_alloc, combine_regs, find_free_reg): change that var. + * regclass.c (call_fixed_regs, call_fixed_reg_set): new vars. + (init_reg_sets_1): Initialize them. + * reload1.c (reload): Call caller-saves processing if needed. + +Wed Feb 15 01:59:15 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * expr.c (expand_expr): INTEGER_CST for DImode: don't handle + endianness here. So CONST_DOUBLE_LOW is always the low word. + * varasm.c (force_const_mem): Handle it here. + + * expr.c (convert_move): widening followed by extendsidi2 had braino. + + * integrate.c: Don't include ctype.h; not needed and kills Sun cpp. + + * m68k.md (cmpsf, cmpdf and their recognizers): + Replace MINUS with COMPARE. + Also, use VOIDmode for COMPAREs, not SF or DF. + + * optabs.c (sign_expand_binop): Handle ops such as division where + an unsigned char could be widened and handled with signed int insns. + * expmed.c (expand_divmod): Use that. + + * c-typeck.c (digest_init): Allow for type variants in validating + initialization from a string constant. + + * c-typeck.c (decl_constant_value): Disable opt. if pedantic or + outside functions, so that validity of program is never affected. + + * fold-const.c (fold): Signedness-test for ABS_EXPR was backwards. + +Tue Feb 14 01:30:47 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * cccp.c (main): Don't omit normal output, if we want deps on + a separate stream. + + * c-decl.c (grokdeclarator): Don't record any arg types for functions + if -traditional. + + * print-tree.c (prtypeinfo): Mention permanent attribute. + + * tm-next.h: New file. + + * c-typeck.c (decl_constant_value): The DECL_INITIAL may be ERROR_MARK. + + * c-decl.c (duplicate_decls): For fns, new static decl overrides + old non-static one. + + * emit-rtl.c (gen_lowpar, gen_highpart): Use change_address, so we + preserve volatility, etc. + + * stmt.c (expand_expr_stmt): Use emit_filename, emit_lineno + as file and line for any warning. + * emit-rtl.c (emit_line_note): Set those vars. + + * c-decl.c (store_parm_decls): If -Wimplicit, warn of arg with no decl. + + * recog.c (offsetable_address_p): Use strict_memory_address_p, + since called from reload.c. + +Mon Feb 13 03:11:50 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * sparc.md (compare-to-reg patterns): Some still had MINUS. + + * toplev.c (main): Warn if `-a' on system that can't handle it. + + * stmt.c (expand_asm_operands): Delete unused local `val'. + (pushcase_range): Likewise for `value'. + (fixup_var_refs): Likewise for `insn'. + * emit-rtl.c (start_sequence): Likewise for `save'. + * loop.c (scan_loop): Likewise for `before_start'. + * expr.c (expand_expr): Delete label `binop1'. + + * reload1.c (constraint_accepts_reg_p): Handle SUBREGs of REGs. + +Sun Feb 12 05:37:46 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * gnulib.c (__bb_init_func): New function + + * tm-m68k.h (BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER): Defined. + +Sat Feb 11 00:05:55 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * tm-sparc.h (FUNCTION_PROFILER): Make it really work. + (BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER): New macros. + + * final.c (final): Use BLOCK_PROFILER at start of each basic block. + (final_start_function): Use FUNCTION_BLOCK_PROFILER if -a. + (end_final): New fn to output the block-profiling tables. + * toplev.c (profile_block_flag): Set if -a. + (compile_file): Call end_final. + + * combine.c (try_combine): Avoid combining in most cases if I3 + has an inc or dec and I1 or I2 uses the same register. + + * tree.c (size_in_bytes, int_size_in_bytes): Use type's main variant. + + * c-typeck.c (actualparameterlist): Error if parm type is incomplete. + + * expr.c (expand_call): Ignore args that have incomplete type. + +Fri Feb 10 02:26:02 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * c-parse.y (case stmts): strip dummy NOP_EXPRs. + + * reload1.c (reload_as_needed): Clear reg_{has,is}_output_reload here, + (choose_reload_targets): not here. + +Thu Feb 9 01:35:55 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * output-sparc.c (output_mul_by_constant): Forget cc status. + + * stmt.c (assign_parms): Don't put volatile parms in regs. + + * vax.md (jlbs/jlbc recognizers): Move them before jbc/jbs recognizers. + + * cse.c (fold_rtx): Handle (EQ (COMPARE ...) (CONST_INT 0)). + + * c-typeck.c (default_conversion, digest_init): For static const + nonvolatile scalar variable, use its initial value if known. + + * expr.c (expand_expr: case COMPONENT_REF): If containing structure + comes out volatile, leave the component MEM volatile too. + + * hard-reg-set.h: Fix multi-word case macros to swallow semicolon. + + * c-typeck.c (default_conversion): In array=>ptr, volatility + of target type comes from TREE_THIS_VOLATILE, not TREE_VOLATILE. + + * reload1.c (forget_old_reload_1, choose_reload_targets): + New array reg_is_output_reload is converse of reg_has_output_reload. + forget_old_reload_1 needs both. + +Wed Feb 8 01:26:24 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * reload1.c (forget_old_reloads_1): New fn, guts of forget_old_reloads. + Do process a spill reg if it isn't used for reloading in this insn. + (forget_old_reloads): Deleted, replaced with note_stores. + (reload_as_needed): Undo Feb 1 change. + Call forget_old_reloads_1 on pseudos autoincremented and not reloaded. + + * c-typeck.c (convert_for_assignment): Handle variant types. + + * c-decl.c (lang_decode_option): -Wall implies -Wunused. + +Tue Feb 7 01:32:28 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * combine.c (try_combine): Don't try adding outputs to an asm_operands. + + * cse.c (CHEAPER): Don't ever let a hard reg get ahead of a pseudo. + + * stmt.c (fixup_gotos): Don't crash on undef label if THISBLOCK is 0. + + * c-decl.c (parmlist_tags_warning): New fn. + * c-parse.y (parmlist, parmlist_or_identifiers): Call it, + to warn about any tags defined inside the parmlist. + * c-decl.c (grokparms): Don't warn about ptr to incomplete type. + The new warning is better. + +Mon Feb 6 01:11:36 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * expr.c (store_constructor): Incorrect ALIGN arg in store_field calls. + + * c-parse.y (%union): Delete unused alternative. + + * c-decl.c (grokparms): Use main variant to test for ptr to incomplete. + + * c-decl.c (finish_enum): Delete superfluous init for `pair'. + + * cse.c (fold_rtx): Optimize X+0, X-0 in floating point. + Fix typo in PLUS case; omitted value to compare GET_MODE_CLASS against. + (equiv_constant): Allow CONST_DOUBLE. + + * cse.c: Optimize past if-statements that are known to fail. + (cse_insn): If condjump becomes uncond to end of this block, + set cse_skip_to_next_block. + (cse_basic_block): If that happens, ignore rest of block, and maybe + treat next block as part of this one (if tables have room). + Resume insn that starts next basic block to be scanned. + (cse_main): Make room for at least 500 qtys. + (cse_end_of_basic_block): Subroutine broken out of cse_main. + + * c-parse.y (hash, is_reserved_word): Rewrite: new hash technique. + + * c-decl.c (duplicate_decls): Be smart about proto vs nonproto mismatch + involving a function definition. + +Sun Feb 5 17:31:12 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * alliant.md (movdi): Typo in `fmoved'. + (ftruncsf2): Handle moving into fp reg. + + * jump.c (jump_optimize): Typo in testing PRESERVE_DEATH_INFO_REGNO_P. + + * reload1.c (choose_reload_targets): Move all death notes to the + output reload insn. + + * m68k.md (fix_truncsfsi2,fix_truncdfsi2): Use accurate rtl pattern. + + * loop.c (delete_insn_forces): Use presence of REG_RETVAL to check + for value-of-library-call insn. + +Sat Feb 4 18:17:56 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * integrate.c (expand_inline_function): Make addresses of stack + slots valid somehow. + + * tm-3b1.h (DIVSI3_LIBCALL, etc.): Define these macros; avoid gnulib. + + * expmed.c (store_bit_field): Avoid (subreg (mem)) when converting + VALUE1 to SImode. + + * jump.c (jump_optimize): Do delete USE and CLOBBER insns. + This is needed for proper jump optimization. + + * rtl.def (COMPARE): New code. + * *.md (compare and related patterns): Use COMPARE, not MINUS:VOID. + * loop.c (eliminate_biv, can_eliminate_biv_p): Likewise. + * cse.c (fold_rtx, fold_cc0, cse_insn): + * output-m88k.c (output_{f,}compare, output_store): + * output-sparc.c (strict_single_insn_op_p, single_insn_src_p, safe_insn_src_p): + * combine.c (subst): + * jump.c (jump_back_p): + +Fri Feb 3 18:34:27 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * output-i386.c (notice_update_cc): If arith insn sets the cc's, + discard all remnants of previous cc value and flags. + + * sparc.md (ashiftrt mem by 24): Fix typo `a1'. + +Thu Feb 2 14:55:44 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * output-sparc.c (output_mul_insn): Clear the CC status. + +Wed Feb 1 20:01:54 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * Version 1.33 released. + + * reload1.c (reload_as_needed): On entering new basic block, + if it didn't need reload regs, forget all inherited contents of those. + + * tm-alliant.h (NOTICE_UPDATE_CC): Floating moves don't set the cc's. + Also delete the clauses and tests for FPA regs. + +Tue Jan 31 21:51:05 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * config.gcc: Handle convex-c1, convex-c2. + * tm-convex1.h, tm-convex2.h: New files that include tm-convex.h. + * tm-convex.h: Define switches -mnoc1, -mnoc2. + + * config.gcc: rename `nofp' to `nfp', to match the file names. + +Mon Jan 30 22:12:15 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * output-sparc.c (output_delay_insn): Extract the operands, + call alter_subreg, constrain_operands and NOTICE_UPDATE_CC. + So callers other than output_eager_then_insn don't lose. + (output_eager_then_insn): No need to do that stuff. + + * symout.c (symout_block_symbols): Handle (MEM (REG)) for + variable-sized arrays. + + * tm-encore.h (ASM_SPEC): Always pass -j; avoid jump-range lossage. + +Sun Jan 29 17:06:26 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * alliant.md: Fix refs to CONST_DOUBLEs to use CONST_DOUBLE_{HIGH,LOW}. + + * combine.c (subst): (minus (zero_extend ...) (const_int ...)) opt. + now limited to within the context of (set (cc0) ...). + +Sat Jan 28 14:26:08 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * cse.c (fold_cc0): Missing `&' extracting CONST_DOUBLEs. + (fold_rtx): Don't put CONST_DOUBLEs together into a (CONST (PLUS...)). + + * output-convex.c (gen_cmp): Recognize CONST_DOUBLE as a constant. + + * tree.c (build_real_from_int_cst): Typo in REAL_ARITHMETIC case. + + * Makefile (bootstrap2): Don't use bootstrap3 as subroutine. + + * varasm.c (force_const_mem): Put the CONST_DOUBLE on the chain + if its MEM is stored in it; so it can be cleared at end of function. + + * stmt.c (emit_case_nodes): Put a compare before each cond-jump. + Two cond-jumps after one cond is invalid and makes cse produce garbage. + +Fri Jan 27 01:05:01 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * tm-sun2.h (CPP_SPEC): Define __HAVE_68881__ only if -m68881. + + * c-decl.c (start_decl): Don't expand_decl if DECL already has rtl. + (grokparms): If just declaring fcn, incomplete parm type is just + a warning, and don't discard the specified type. + + * expmed.c (expand_divmod): Be smarter about not clobbering args + with intermediate results; one mem can clobber another, and a reg + can clobber a mem. + + * tm-i386.h (FUNCTION_PROFILER): Use LPREFIX. May actually work now. + * tm-i386gas.h: Include tm-bsd386.h, not tm-att386.h. + This means changing asm syntax. + #undef DBX_NO_XREFS and DBX_CONTIN_LENGTH. + + * sparc.md (eager branch peepholes): Don't forget 2nd arg to + safe_insn_src_p. + Don't print warnings. + * output-sparc.c: (strict_single_insn_op_p): Return 0 for floating + REG or MEM, since copying that may take 2 insns. + (operands_satisfy_eager_branch_peephole): require delay insn to + be strict_single_insn_op_p as well as safe_insn_src_p. + (operand_clobbered_before_used_after): Don't print warnings. + + * varasm.c (decode_rtx_const): Clear entire structure incl. gaps. + Avoids spurious hash mismatches. + (force_const_mem): If CONST_DOUBLE, store its CONST_DOUBLE_MEM field. + Also look in that field rather than hashing, to save time. + + * c-typeck.c (build_c_cast): If value is literal, mark NOP_EXPR as so. + (store_init_value): Change error msg. + + * c-decl.c (duplicate_decls): Classify prototype vs nonprototype + mismatches better. + + * tm-3b1.h: Fix comment. + +Wed Jan 25 12:46:50 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * Makefile (cleanlinks): Use -f. + +Tue Jan 24 17:54:16 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * cse.c (canon_hash): Fix paren error in last change. + + * varasm.c (immed_real_const_1): Missing arg to bcmp. + +Mon Jan 23 02:43:45 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * stor-layout.c (layout_type): BLKmode elts force array to be BLKmode. + + * genpeep.c, genoutput.c, genemit.c: Put `#include "real.h"' in output. + + * stmt.c (expand_expr_stmt): No "no effect" warning for error-mark. + + * varargs.h: Rename implicit arg name to __builtin_va_alist + which triggers code in assign_parms. Does this really matter? + + * sparc.md (sne): New define_expand. + (seq recognizers): Handle sne as well. + * output-sparc.c ({strict_,}single_insn_src_p): + Some NEG and MINUS insns are actually 2 asm insns. + (safe_insn_src_p): No floating arith is safe; they can trap. + (eq_or_neq): New fn, for seq/sne recognizers. + + * c-decl.c (grokdeclarator, size of array type): + Strip from SIZE any NOP_EXPRs that don't change anything. + + * reload.c, recog.c: Include real.h so constraint macros can examine + CONST_DOUBLEs. + +Sun Jan 22 04:12:54 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * c-decl.c (init_decl_processing): Define __builtin_saveregs. + * tree.h: likewise. + * expr.c (expand_builtin): Handle it. + + * tm-sparc.h: Define TARGET_EAGER and -meager. + * sparc.md (eager branch peepholes): Reenable, but test TARGET_EAGER. + Change fb insns to use %F. Delete `,a' from some of them. + * jump.c (jump_optimize): Don't delete USE and CLOBBER insns. + + * xm-vms.h (const): Define it as empty. + + * make-cccp.com: Move the rename of cexp_tab.c. + Compile cccp.c with no macro definitions. + + * cccp.c (main): VMS conditional for setting max_include_len. + +Sat Jan 21 12:53:00 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * varargs.h (va_start): On sparc, call __builtin_saveregs. + Delete the old conditional that used va-sparc.h. + Rename macros and locals to start with two underscores. + * va-sparc.h: File deleted. + + * c-decl.c (store_parm_decls): Initialize OTHERS. + + * stmt.c (assign_parms): Obey layout_decl. + +Fri Jan 20 02:19:32 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * cse.c (fold_rtx): For SYMBOL_REF and LABEL_REF, mask address + to 16 bits. + + * tree.h (NUM_TREE_CODES): NUM_TREE_CODE renamed. + +Thu Jan 19 13:53:24 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * c-typeck.c (mark_addressable): For global reg var, report error. + Now returns an int; value of 0 means caller should fail. + All calls (in this file) changed. + + * stor-layout.c (layout_decl): Don't let an more than 1 word + of any aggregate go in any 1 register. (Needed for machines whose + integer regs are 64 bits). + + * tm-convex.h, xm-convex.h, convex.md, output-convex.c: new files. + + * expr.c (convert_move): Use extendqidi2, etc. for converting + small ints to double ints. Use zero_extendsidi2 rather than + clearing the high half. + +Wed Jan 18 01:20:52 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * varasm.c (make_decl_rtl): If global `register' decl is invalid, + make ordinary non-register rtl. + + * output-sparc.c (operand_clobbered_before_used_after): new fn. + (reg_clobbered_p, safe_insn_src_p): New fns. + (single_insn_src_p): Treat constants all as ok, even though not + always literally so. Also accept some SIGN_EXTENDs and ZERO_EXTENDs. + (strict_single_insn_src_p): New fn, like above but is strict + about constants and constant memory addresses. + (relop): New fn. + (output_move_double): Don't make a MEM, and don't use %m. + (output_delayed_branch): New name for output_delay_insn. + Now handle non-small constant operands. + Avoid duplicate loads of g1 for constant addresses. + Use recog_operand directly for output of the delay insn. + (output_delay_insn): Now a completely new fn. + (output_eager_then_insn, next_real_insn_no_labels): New fns. + (operands_satisfy_eager_branch_peephole): New fn. + + * sparc.md: New peepholes for testing a recently used operand. + New peepholes for delayed branches, incl. conditional ones. + ** Some of them commented out because they seem not to work. + (andcc recognizer): Fix typo, missing %. + (bgt): Change bgt to bg in output. + (reversed jumps): Replace with one pattern using match_operand. + It uses %F to output the condition. + (movsi): For round-valued immed const, use just a sethi. + For other immed, use explicit sethi and or. + (movhi, movqi): use `move' for reg source or small int source. + For other immed, use explicit sethi and or. + (movsi, etc.): Handle all constant addresses like SYMBOL_REFs. + (movsf): Delete never-used duplicate code for constant addresses. + (addsi3, subsi3, cse'd multiply): Use sethi and or, rather than set. + (andsi3, iorsi3, xorsi3): Likewise. + (jump): Make an annulled branch. + + * tm-sparc.h (PROMOTE_PROTOTYPES): Define this. + (GO_IF_LEGITIMATE_ADDRESS): Now accept all constant addresses; + also cleaned up. + (NOTICE_UPDATE_CC): Don't change the G1 status when storing in memory. + Assume all PARALLEL insns are peepholes. + (PRINT_OPERAND): New codes C and N for outputting conditions, + either forward or reversed. Also F for reversed floating. + + * jump.c (delete_for_peephole): New function to delete range of insns. + * genpeep.c (gen_peephole): Output code to use this. + + * Makefile (install): Fix typo, had $${name} for $${file}. + +Tue Jan 17 00:00:12 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * i386.md (ashlsi3): Use addl or leal for special cases. + + * c-decl.c (grokdeclarator): Make a non-global VAR_DECL public + if it is external. + + * masm386.c: Clean up formatting. + + * cse.c (fold_rtx): Typo simplifying x|0 or x^0 + when the 0 comes second. + + * expmed.c (store_fixed_bit_field): For halfwords, verify that + the field fits in an *aligned* halfword. + (extract_fixed_bit_field): likewise. + + * expmed.c (store_split_bit_field): New arg align, passed in from + store_fixed_bit_field and passed back to it. + (extract_split_bit_field): likewise. + + * expr.c: Reinsert changes from Jan 2, mysteriously deleted Jan 3. + Also changes from Dec 23, Dec 28 and Dec 29. + + * tm-i386.h: Likewise for changes from Dec 30. + + * c-typeck.c (build_component_ref): If field's type is error-mark, + return an error-mark. + +Mon Jan 16 14:16:54 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * genpeep.c (main): Output code to exit early if insn is followed + by a barrier. + (gen_peephole): Reject barriers just like labels. + + * stmt.c (do_jump_if_equal): New arg UNSIGNEDP, for emit_cmp_insn. + Caller changed. Now static. + + * final.c (final): Set INSN_DELETED_P in insns when output. + + * final.c (final): Re-set BODY if peephole does anything. + + * c-decl.c (grokparms): Ignore anything but PARM_DECLs in the list. + (store_parm_decls): If we had a prototype, separate out anything other + than a PARM_DECL declared in it, and pushdecl those at the end, + after DECL_ARGUMENTS is set. + + * stmt.c (expand_end_case): Do stack adjusts after computing index. + + * expr.c (store_one_arg): Handle padding for case of BLKmode + for which space was preallocated. + + * integrate.c (copy_rtx_and_substitute): When copying asm insn, + preserve sharing of the input-operand vectors. + (expand_inline_function): Clear {orig,copy}_asm_operands_vector + to make that mechanism work. + (save_for_inline, copy_for_inline): Likewise. + + * stmt.c (expand_asm_operands): Reject `+' in constraints. + Every output constraint requires `='; inputs reject it. + + * stmt.c (expand_function_end): Arg to fixup_gotos was missing. + +Sun Jan 15 00:28:23 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * cccp.c, gcc.c (main): Handle SIGPIPE. + (pipe_closed): New fn; report suitable fatal error. + + * loop.c (loop_optimize): Initialize moved_once. + + * gcc.c (do_spec): Don't call `execute' if value != 0. + Delete redundant second call to do_spec_1. + + * toplev.c (compile_file): Make declared-but-not-defined warnings + only if -Wunused. + + * stmt.c (emit_case_nodes): Fix typo setting gen_ble_pat. + + * tm-sparc.h ({U,}MODSI3_LIBCALL): Name was wrong. + + * gcc.c (env_exec_prefix refs): Don't try to open via it if it's null. + + * output-sparc.c (output_store, output_load_{fixed,floating}): + Fixed confusions between the mem ref and its address. + + * cse.c (canon_hash): global_regs has entries only for hard regs. + * flow.c (insn_dead_p, mark_set_p, mark_used_regs): Likewise. + + * cse.c (fold_rtx): More simplifications for MULT, IOR, AND, XOR + DIV and shifts with one arg 0 or 1. + +Sat Jan 14 11:41:11 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * c-typeck.c (build_array_ref): If pedantic, check for regdecl arrays. + + * fixincludes: Make all subdirs in advance, so no need for `dirname'. + + * genpeep.c (gen_peephole): Delete code to increment LABEL_NUSES; + instead, clear JUMP_LABEL for any jumps being deleted. + No need to test INSN1 for being a label, since not called then. + [If any of the matched insns is a JUMP_INSN, set want_jump, + and in that case make the matched peephole a JUMP_INSN itself.] + That's in an #if 0 now; it's good in jump, but not in final. + + * jump.c (jump_optimize): Don't do peepholes here. + * final.c (final): Do them here. + + * jump.c (jump_optimize): In optimizing `if (foo) bar; else break;', + don't try to invert anything but a standard-looking conditional jump. + + * jump.c (jump_optimize): Do peepholes on ALL BUT the first pass. + + * gcc.c (env_exec_prefix): New var used like user_exec_prefix + but set from envvar GCC_EXEC_PREFIX. + +Fri Jan 13 13:21:59 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * genpeep.c (gen_peephole): Test INSN1 for a label at the very start, + then test following insns at the end of the loop. + + * sparc.md (call recognizers): do CC_STATUS_INIT, for %g1. + +Thu Jan 12 02:13:49 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * varasm.c (make_decl_rtl): Recognize more error cases for reg vars: + BLKmode, or initializer given. + Distinguisn missing asm from invalid name. + + * expr.c (expand_call): Never return 0; return const0_rtx instead. + This makes expand_expr more uniform. + + * c-decl.c (grokparms): For ptr to incomplete type, just warn; + don't change the parm's type. + + * stmt.c (expand_return): Set RETVAL_RHS so as to recognize + tail-recursive fcn returning void. + Unconditionally test value of expand_expr for being a REG. + + * reload.c (find_reloads): Don't process insns that have + no constraint alternatives. No more need for have_constraints. + + * recog.c (constrain_operands): New local var nalternatives. + Don't bother checking the insn if nalternatives is 0. + +Wed Jan 11 01:27:48 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * Implement global register decls. + + * varasm.c (make_decl_rtl): Handle global register vars. + (make_function_rtl): Set function_defined: after 1st function dfn. + (assemble_variable): Ignore global register vars. + + * c-decl.c (grokdeclarator): Don't reject global register decls. + (builtin_function): Use make_decl_rtl, not make_function_rtl, + to avoid setting function_defined. + + * regclass.c (init_reg_class{,_1}): Init and process global_regs. + They are fixed, and call-clobbered. + + * flow.c (insn_dead_p): Storing one of global_regs is never dead. + (mark_used_regs, mark_set_1): A global reg is never dead. + + * cse.c (canon_hash): Consider global regs volatile. + + + * expr.c (do_jump): Know how to invert jumps which are sequences. + + * dbxout.c, symout.c, final.c: On USG, use our own stab.h. + + * tm-i386gas.h: New file for GAS on sysV (with DBX debugging info). + + * m68k.md (bfchg and bfins patterns): Make # alternatives uniform. + * alliant.md: Likewise; also in movdf patterns. + + * genoutput.c (output_epilogue): Spurious `break' disabled + error check for mismatched # of alternatives. + (output_epilogue, scan_operands): Errors in input are not fatal. + + * flow.c (regno_uninitialized): Avoid crash if no basic blocks. + + * sparc.md (move insns): Delete special patterns that handled + symbolic constant addresses. The main move patterns now do this. + * output-sparc.c (output_store, output_load_{fixed,floating}): + Subroutines to do the work for this; has the code from those + special patterns. Also fixed bugs in testing against cc_status.mdep. + + * output-sparc.c (output_delay_insn): Clear the CC status. + This is necessary for %g1 in the case of a call insn. + + * tm-i386.h (REG_CLASS_CONTENTS): INDEX_REGS is now all but ESP. + (REGNO_REG_CLASS): Corresponding change. + (REG_CLASS_FROM_LETTER): Eliminate `x' letter since not used. + + * optabs.c (emit_cmp_insn): New arg ALIGN, used for BLKmode. + All callers changed. + Pass alignment (as rtx) as 4th arg to cmpstr gen functions. + Use cmpstrhi if available. + * expr.c (compare): Only this call passes a nonzero ALIGN. + + * expr.c (emit_push_insn, emit_block_move): Pass alignment (as rtx) + as 4th arg to movstr gen functions. + +Tue Jan 10 23:43:05 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * stor-layout.c (layout_type): Use BLKmode, if a struct isn't + aligned well enough for a scalar mode. + + * expr.c (expand_expr): For static CONSTRUCTOR, ensure memory + address is made valid. + + * genpeep.c (match_rtx): For MATCH_OPERATOR, set max_opno, n_operands. + +Mon Jan 9 17:07:56 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * varasm.c (output_constant): Split strings every 2000 chars. + + * stmt.c (expand_end_case): Test bkwds, handling constant switch arg. + +Fri Jan 6 09:11:20 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * output-sparc.c (output_delay_insn): Add parens to first if test. + (output_move_double): Turn addr for `sethi' into MEM for %m. + + * c-typeck.c (convert_for_assignment): move test for ERROR_MARK. + + * c-parse.y (unary_expr): Allow cast_expr as arg of unary op. + + * stmt.c (expand_decl): Don't abort if FUNCTION_DECL lacks rtl; + assemble_variable is called after this. + + * c-parse.y (primary -> identifier): Separate case for undeclared + identifier outside of functions; avoids confusing error msgs. + +Thu Jan 5 01:24:47 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * Makefile (install): Ignore errors in all `if' commands. + Create $(libdir) if nec. + + * Makefile (insn-*.[ch]): Put in empty commands. May help Ultrix Make. + + * stmt.c (emit_case_nodes): New arg UNSIGNEDP says do unsigned jumps. + Arg INDEX is an rtx, not a tree. + (expand_end_case): Pass that arg. + (node_has_{low,high}_bound): check for overflow, avoid confusion. + +Wed Jan 4 02:24:21 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * sparc.md (movdi, movdf): Use `&' constraint when loading reg from; + otherwise can lose on (set (reg X) (mem (plus (reg X) (reg X+1)))). + + * expr.c (emit_push_insn): For memory scalar partially going in regs, + copy each word to reg before pushing. Avoids memory-to-memory move. + Make the displaced address valid. + Also delete unfinished STACK_OFFSET variable. + + * c-parse.y (check_newline): Read just one #-directive and return. + This prevents lossage when toplev.c calls it to get the main input file + name, and it gets a following #ident as well. + + * c-decl.c (lang_decode_option): Set warn_cast_qual for -Wcast-qual. + * c-typeck.c (build_c_cast): Issue some warnings if set. + + * tm-3b1.h (ASM_OUTPUT_CASE_LABEL): Missing `;'. + +Tue Jan 3 18:07:31 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * expr.c (emit_library_call): Do force_operand on each operand + if it isn't a REG, MEM or constant. + Do this, or mode conversions, earlier, before loading any hard regs. + + * m68k.md (addsi3) [SGS]: Put a zero displacement in the `lea'. + + * c-typeck.c (default_conversion): Don't lose `const' or `volatile' + when converting array type to pointer. + +Mon Jan 2 01:18:01 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * expmed.c (store_bit_field, store_fixed_bit_field): New arg, + alignment in bytes the structure is known to have. + (store_fixed_bit_field): Handle working in halfwords, + in case the pointer isn't known to have fullword alignment. + * expmed.c (extract_bit_field, extract_fixed_bit_field): likewise. + (extract_bit_field): fix unsignedp arg to extract_fixed_bit_field. + * expr.c (store_field): New arg, passed to {store,extract}_bit_field + (expand_assignment, store_constructor): Pass that arg. + (expand_expr): Pass new arg to extract_bit_field. + + * m68k.md (casesi_2 recognizer): Offset always 6 for 3b1. + + * c-typeck.c (convert_for_assignment): Strip from rhs no-op NOP_EXPRs + put on by build_c_cast (to make the result not an lvalue). + (build_modify_expr, build_compound_expr): likewise. + (build_conditional_expr): likewise. + (actualparameterlist, build_function_call): likewise. + (default_conversion, truthvalue_conversion): likewise. + + * loop.c (move_movables): If reg has moved out of one loop, + divide `savings' by 2. + +Sun Jan 1 03:00:07 1989 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * c-typeck.c (truthvalue_conversion): Distribute the conversion + into the arms of a COND_EXPR. + + * cse.c (fold_rtx): Don't fold a MINUS with VOIDmode + into a symbolic constant--it's incorrect. + + * cse.c (cse_insn): If SRC is a subreg with known value, simplify it. + + * integrate.c (copy_rtx_and_substitute): Allow a ref to a part of + MEM parm whose actual parm is a reg, provided it refs + the low part of the MEM. + (function_cannot_inline_p): Don't inline functions which have + aggregate parameters and take their addresses. This could produce + refs to non-low-parts, which copy_rtx_and_substitute can't handle. + + * c-typeck.c (build_modify_expr): If lhs is COND_EXPR, + make a COMPOUND_EXPR to ensure the rhs is computed before the branch. + + * Implement -pipe. + * gcc.c (do_spec_1): `|' is now a special delimiter + which goes in the argbuf. + When a newline is preceded by a `|', delete it if no -pipe. + Otherwise, don't execute yet, and keep scanning. + (do_spec): At end, if we have stuff with no newline, execute it. + (handle_braces): Implement %{|foo:...}. + (execute): If argbuf contains some `|'s, run several processes + and pipe them together. + (pexecute): new subroutine to make one of the processes. + (find_exec_file): new fn to search for program to execute. + (record_temp_file): new arg FAIL_ONLY. + (store_arg): 2nd arg == 3 means delete file on failure. + This is used for output files. + (delete_temp_files): delete certain files only if fail. + + * cccp.c (include_defaults): /usr/include before /usr/local/include. + + * recog.c (asm_noperands): 1-off in loop checking CLOBBERS + when no output operands and PARALLEL. + + * expmed.c (negate_rtx): Sign-extend the high bits rather than clear. + + * cse.c (fold_rtx): fold negation of real values. + (fold_cc0): fold comparisons on real values. + + * Makefile (install): Use $(INSTALL) for gcc.1 and files in USER_H. + + * Handle floating-point problems for cross-compilation. + + * real.h (CONST_DOUBLE_LOW, etc.): new macros to access CONST_DOUBLE. + * varasm.c (immed_double_const, decode_rtx_const): Use these. + ({force,clear}_const_double_mem): Likewise. + * output-*.c (output_move_double): Use these. + * output-m68k.c (standard_{68881,sun_fpa}_constant_p): Likewise. + * tm-*.h (PRINT_OPERAND): Use these. + * output-i386.c (print_operand): Use these. + * final.c (output_addr_const): Likewise. + * emit-rtl.c (gen_rtx): Delete special code for CONST_DOUBLE. + + * real.h (union real_extract): Portable type for storing real as ints. + * varasm.c (immed_double_const, decode_rtx_const): Use these. + + * varasm.c (immed_real_const_1, decode_rtx_const): + Don't assume REAL_VALUE_TYPE is 2 ints long. + * emit-rtl.c (init_emit_once): Likewise. + + * real.h (REAL_VALUE_TYPE): Define as `double' if not defined. + (REAL_IS_NOT_DOUBLE): Define this if default REAL_VALUE_TYPE not used. + (REAL_VALUES_EQUAL, REAL_VALUES_LESS): Define, if not already defined. + (REAL_VALUE_LDEXP, REAL_VALUE_ATOF): Likewise. + * tree.h (struct tree_real_cst): Use REAL_VALUE_TYPE for the value. + + * rtl.c (init_rtl): Increase length of CONST_DOUBLE if REAL_VALUE_TYPE + needs more space. Change the rtx_format element to match. + * varasm.c (immed_real_const_1): 1st arg now has REAL_VALUE_TYPE. + (force_const_mem): Assume a CONST_DOUBLE contains REAL_VALUE_TYPE. + * emit-rtl.c (init_emit_once): Likewise. + And use REAL_VALUE_ATOF to get a floating zero. + * optabs.c (expand_float): Use REAL_VALUE_TYPE, REAL_VALUE_LDEXP. + * c-parse.y (yylex): Likewise, and use REAL_VALUE_ATOF. + * fold-const.c (split_tree): Don't accept REAL_CSTs. + (combine, fold_convert, fold): Use REAL_ARITHMETIC if defined; + else don't fold reals if they are not doubles. + * tree.c (build_real_from_int_cst): Likewise. + * print-tree.c (dump) [REAL_IS_NOT_DOUBLE]: output float value + in hex, since we don't know how to do it right. + +Sat Dec 31 14:15:13 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * optabs.c (init_optabs): Handle new macros {U,}MULSI3_LIBCALL, + DIVSI3_LIBCALL, MODSI3_LIBCALL. + * tm-sparc.h: Define {,U}{MUL,DIV,MOD}SI3 to call Sun's library direct. + + * tm-sun3-nfp.h, tm-sun3-fpa.h: New files. + +Fri Dec 30 00:14:36 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * cccp.c (main): Certain envvars specify a file to write deps info to. + + * toplev.c (compile_file): Warn about undefined fns declared static. + + * m68k.md (casesi_2 recognizer) [SGS] RTX_INTEGRATED_P test backwards. + * tm-3b1.h (ASM_OUTPUT_CASE_LABEL): Likewise. Also missing `\'. + + * reload1.c (count_occurrences): New function. + (choose_reload_targets): Don't delete a reload if the same reg + is used elsewhere in the current insn. + (delete_output_reload): code split out from choose_reload_targets. + + * c-typeck.c (build_c_cast): Always put on some operator, + so the cast is never an lvalue for strict ANSI. + + * c-typeck.c (initializer_constant_valid_p): Don't depend on + distinction between NOP_EXPR and CONVERT_EXPR. + + * c-convert.c: Fns reordered; new comments. + + * fold-const.c (fold): If simplifying a NOP_EXPR within a BIT_AND_EXPR, + return a NOP_EXPR. + New var TYPE holds type of expr. + + * c-parse.y (expr_no_commas): Split off cast_expr and unary_expr, + to reject `sizeof (int) foo'. + + * toplev.c (main): Treat plain `-' as input filename. + + * final.c (final): If an insn's output routine returns 0, + it means to output the deleted compare insn immediately preceding. + + * m68k.md (branch insns): Use 0 as 3rd arg for OUTPUT_JUMP + rather than explicitly clearing the overflow flag. + + * tm-i386.h (OUTPUT_JUMP): Really use NO_OV; don't abort. + * i386.md (branch insns): Put real data (sometimes 0) in 3rd arg + of OUTPUT_JUMP. 0 means preceding test may not be deleted. + (lea pattern): Clear the cc's. + * output-i386.c (notice_update_cc): various arith insns set the cc's. + +Thu Dec 29 13:22:01 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * stmt.c (expand_decl_init): Do nothing for static decls. + + * reload.c (find_reloads_address{,_1}): Return 1 iff entire arg + was reloaded as a whole, else 0. + (find_reload): If find_reloads_address returns 1, don't let that MEM + satisfy a `>' or `<' constraint. + + * m68k.md (cmpmb): Delete special pattern, make cmpqi handle it. + The special pattern couldn't handle reloading the incremented register. + + * integrate.c (copy_rtx_and_substitute): Test BYTES_BIG_ENDIAN, + not BITS... + + * combine.c (subst): Consider big-endian correction + when simplifying (subreg (mem ...) ...). + + * reload.c (find_reloads): Don't crash if matching operands in `asm' + are both read or both write. + + * expr.c (emit_push_insn): Address for movstr must be XINNER, not X. + + * toplev.c (main): Typo parsing `-fno...'. + +Wed Dec 28 13:07:21 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * toplev.c (rest_of_compilation): `volatile' fns need jump_optimize + for warnings, as if -Wreturn-type. + * c-typeck.c (c_expand_return): Warn about `return' in a `volatile' fn. + * c-decl.c (finish_function): Warn if `volatile' fn can drop thru end. + + * cse.c (canon_reg): Handle nulls as subexpressions. + (fold_rtx, canon_hash, mention_regs, exp_equiv_p): Likewise. + * loop.c (invariant_p, replace_regs, replace_call_address, may_trap_p, + {basic,general}_induction_var): Likewise. + + * expr.c (expand_call): Handle `const' functions: + Local IS_CONST is 1 if function is const. + Attach REG_RETVAL and REG_LIBCALL notes around the call. + Copy fn address to register outside of those notes. + Likewise precompute all parms outside them. + + * expr.c (expand_call): If fn is volatile, emit barrier after the call. + + * c-decl.c (grokdeclarator): Allow function declared const or volatile. + +Sat Dec 24 18:40:12 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * integrate.c (function_cannot_inline_p): If STRUCT_VALUE_INCOMING + or STRUCT_VALUE is defined, can't inline functions returning BLKmode. + +Fri Dec 23 13:26:26 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * expr.c (store_constructor): Compute array's size + with int_size_in_bytes. + + * varasm.c (assemble_variable): If shared data, go to data section + before outputting an uninitialized symbol. + + * tm-sequent.h (ASM_OUTPUT_ALIGN_CODE): Missing backslash. + (SHARED_SECTION_ASM_OP): Macro defined. + * tm-seq386.h (SHARED_SECTION_ASM_OP): Macro defined. + + * c-typeck.c (c_expand_asm_operands): Warn if output op is `const'. + + * Fix problem where a stmt expr in an initialization + refers to the variable it is initializing. + * stmt.c (expand_decl_init): New fn split out from `expand_decl'. + * c-decl.c (finish_decl): Call that. + Don't call expand_decl if already done. + (start_decl): Call expand_decl if type is complete already. + + * Makefile (install): Typo in ranlib command. + +Thu Dec 22 15:57:12 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) + + * tree.h (tree_identifier): New field. + (IDENTIFIER_ERROR_LOCUS): Accessor for it. + * c-parse.y (primary => IDENTIFIER): + Undeclared variable gets one err msg per function it appears in. + + * ns32k.md (andsi3): Delete extra brace. + + * alliant.md, xm-alliant.h, tm-alliant.h, output-alliant.c: New files. + + * combine.c (SUBST, SUBST_INT): Store new field `is_int'. + (copy_substitutions): Don't copy an int as an rtx. + + * Makefile (INSTALL): Install gcc.1 properly. + + * tm-ns32k.h (FUNCTION_PROLOGUE, ASM_OUTPUT_ALIGN_CODE): + Add missing backslashes. + Wed Dec 21 02:46:34 1988 Richard Stallman (rms at sugar-bombs.ai.mit.edu) * Version 1.32 released. @@ -606,7 +1760,7 @@ Sat Nov 26 22:55:32 1988 Michael Tieman * jump.c (reverse_condition): make this function publicly visible, now needed in expr.c. - * output-sparc.md (reg_or_0_operand): new function, returns nonzero + * output-sparc.c (reg_or_0_operand): new function, returns nonzero if operand is const0_rtx or a register of specified mode. (hardreg): deleted. @@ -1116,7 +2270,7 @@ Wed Oct 5 04:09:19 1988 Richard Stallm * expmed.c (extract_bit_field): SUBREG error check was wrong; SImode SUBREGs are possible and ok in extzv, extv. - * tm-ns32k.md (REGISTER_NAMES): Had two excess elements; deleted. + * tm-ns32k.h (REGISTER_NAMES): Had two excess elements; deleted. Mon Oct 3 01:15:51 1988 Richard Stallman (rms at corn-chex.ai.mit.edu) @@ -1817,13 +2971,13 @@ Mon Sep 5 12:09:58 1988 Richard Stallm * Version 1.27 released. - * tm-i386.md (PREFERRED_RELOAD_REG): When reloading a QImode, + * tm-i386.h (PREFERRED_RELOAD_REG): When reloading a QImode, make sure the class doesn't include %esi or %edi. * i386.md (movqi): Eliminate only use of the class `x', for which PREFERRED_RELOAD_REG cannot work. (In next version, get rid of INDEX_CLASS). Also use `*' to cause preferencing of Q_REGS. - * tm-m68k.md (PREFERRED_RELOAD_REG): When reloading a QImode, + * tm-m68k.h (PREFERRED_RELOAD_REG): When reloading a QImode, use DATA_REGS. * reload.c (push_reloads): Braino in last change when IN == 0.