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1.1 root 1: /* Definitions of target machine for GNU compiler.
2: DECstation (OSF/1 reference port with OSF/rose) version.
3: Copyright (C) 1991, 1992 Free Software Foundation, Inc.
4:
5: This file is part of GNU CC.
6:
7: GNU CC is free software; you can redistribute it and/or modify
8: it under the terms of the GNU General Public License as published by
9: the Free Software Foundation; either version 2, or (at your option)
10: any later version.
11:
12: GNU CC is distributed in the hope that it will be useful,
13: but WITHOUT ANY WARRANTY; without even the implied warranty of
14: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: GNU General Public License for more details.
16:
17: You should have received a copy of the GNU General Public License
18: along with GNU CC; see the file COPYING. If not, write to
19: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
20:
21: #define DECSTATION
22: #define OSF_OS
23:
24: #define HALF_PIC_DEBUG TARGET_DEBUG_B_MODE
25: #define HALF_PIC_PREFIX "$Lp."
26:
27: #include "halfpic.h"
28:
29: #define WORD_SWITCH_TAKES_ARG(STR) \
30: (DEFAULT_WORD_SWITCH_TAKES_ARG (STR) || !strcmp (STR, "pic-names"))
31:
1.1.1.2 root 32: #define CPP_PREDEFINES "\
33: -DOSF -DOSF1 -Dbsd4_2 -DMIPSEL -Dhost_mips -Dmips -Dunix -DR3000 -DSYSTYPE_BSD \
34: -Asystem(unix) -Asystem(xpg4) -Acpu(mips) -Amachine(mips)"
1.1 root 35:
1.1.1.3 ! root 36: #define ASM_SPEC "\
1.1 root 37: %{mmips-as: \
1.1.1.3 ! root 38: %{!.s:-nocpp} %{.s: %{cpp} %{nocpp}} \
! 39: %{pipe: %e-pipe is not supported.} \
! 40: %{K}} \
! 41: %{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} %{v} \
! 42: %{noasmopt:-O0} \
! 43: %{!noasmopt:%{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3}} \
! 44: %{g} %{g0} %{g1} %{g2} %{g3} \
! 45: %{ggdb:-g} %{ggdb0:-g0} %{ggdb1:-g1} %{ggdb2:-g2} %{ggdb3:-g3} \
! 46: %{gstabs:-g} %{gstabs0:-g0} %{gstabs1:-g1} %{gstabs2:-g2} %{gstabs3:-g3} \
! 47: %{gstabs+:-g} %{gstabs+0:-g0} %{gstabs+1:-g1} %{gstabs+2:-g2} %{gstabs+3:-g3} \
! 48: %{gcoff:-g} %{gcoff0:-g0} %{gcoff1:-g1} %{gcoff2:-g2} %{gcoff3:-g3}"
1.1 root 49:
50: #ifndef CROSS_COMPILE
51: #define ASM_FINAL_SPEC "\
52: %{mmips-as: %{!mno-mips-tfile: \
53: \n mips-tfile %{v*: -v} %{d*} \
54: %{K: -I %b.o~} \
55: %{!K: %{save-temps: -I %b.o~}} \
56: %{c:%W{o*}%{!o*:-o %b.o}}%{!c:-o %U.o} \
57: %{.s:%i} %{!.s:%g.s}}}"
58:
59: #else /* CROSS_COMPILE */
60: #define ASM_FINAL_SPEC "\
61: %{mmips-as: %{mmips-tfile: \
62: \n mips-tfile %{v*: -v} %{d*} \
63: %{K: -I %b.o~} \
64: %{!K: %{save-temps: -I %b.o~}} \
65: %{c:%W{o*}%{!o*:-o %b.o}}%{!c:-o %U.o} \
66: %{.s:%i} %{!.s:%g.s}}}"
67: #endif
68:
69: #define CPP_SPEC "\
70: %{.S: %{!ansi:%{!traditional:%{!traditional-cpp:%{!ftraditional: -traditional}}}}} \
71: %{.S: -D__LANGUAGE_ASSEMBLY__ -D__LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY} \
72: -ULANGUAGE_C -U__LANGUAGE_C__} \
1.1.1.2 root 73: %{.s: %{!ansi:%{!traditional:%{!traditional-cpp:%{!ftraditional: -traditional}}}}} \
74: %{.s: -D__LANGUAGE_ASSEMBLY__ -D__LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY} \
75: -ULANGUAGE_C -U__LANGUAGE_C__} \
1.1 root 76: %{.cc: -D__LANGUAGE_C_PLUS_PLUS__ -D__LANGUAGE_C_PLUS_PLUS} \
77: %{.cxx: -D__LANGUAGE_C_PLUS_PLUS__ -D__LANGUAGE_C_PLUS_PLUS} \
78: %{.C: -D__LANGUAGE_C_PLUS_PLUS__ -D__LANGUAGE_C_PLUS_PLUS} \
79: %{.m: -D__LANGUAGE_OBJECTIVE_C__ -D__LANGUAGE_OBJECTIVE_C} \
1.1.1.3 ! root 80: %{!.S:%{!.s: -D__LANGUAGE_C__ -D__LANGUAGE_C %{!ansi:-DLANGUAGE_C}}} \
! 81: %{mlong64:-D__PTRDIFF_TYPE__=long\\ int} \
! 82: %{!mlong64:-D__PTRDIFF_TYPE__=int} \
! 83: %{mips3:-U__mips -D__mips=3}"
1.1 root 84:
1.1.1.3 ! root 85: /* ??? This assumes that GNU as is always used with GNU ld, and MIPS as is
! 86: always used with MIPS ld. */
1.1 root 87: #define LINK_SPEC "\
1.1.1.3 ! root 88: %{G*} %{EL} %{EB} %{mips1} %{mips2} %{mips3} \
! 89: %{bestGnum} \
1.1 root 90: %{!mmips-as: \
91: %{v*: -v} \
92: %{!noshrlib: %{pic-none: -noshrlib} %{!pic-none: -warn_nopic}} \
93: %{nostdlib} %{noshrlib} %{glue}}"
94:
95: #define LIB_SPEC "-lc"
96:
97: /* Define this macro meaning that `gcc' should find the library
98: `libgcc.a' by hand, rather than passing the argument `-lgcc' to
99: tell the linker to do the search. */
100:
101: #define LINK_LIBGCC_SPECIAL 1
102:
103: #define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
104:
105: #define MACHINE_TYPE "DECstation with OSF/rose objects"
106:
107: #ifndef MD_EXEC_PREFIX
108: #define MD_EXEC_PREFIX "/usr/ccs/gcc/"
109: #endif
110:
111: #ifndef MD_STARTFILE_PREFIX
112: #define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
113: #endif
114:
115: /* Turn on -mpic-extern by default. */
116: #define CC1_SPEC "\
117: %{gline:%{!g:%{!g0:%{!g1:%{!g2: -g1}}}}} \
1.1.1.3 ! root 118: %{mips1:-mfp32 -mgp32}%{mips2:-mfp32 -mgp32}%{mips3:-mfp64 -mgp64} \
1.1 root 119: %{G*} \
120: %{pic-none: -mno-half-pic} \
121: %{pic-lib: -mhalf-pic} \
122: %{pic-extern: -mhalf-pic} \
123: %{pic-calls: -mhalf-pic} \
124: %{pic-names*: -mhalf-pic} \
125: %{!pic-*: -mhalf-pic}"
126:
1.1.1.3 ! root 127: /* Specify size_t and wchar_t types. */
1.1 root 128: #define SIZE_TYPE "long unsigned int"
129: #define WCHAR_TYPE "unsigned int"
130: #define WCHAR_TYPE_SIZE BITS_PER_WORD
1.1.1.3 ! root 131: #define MAX_WCHAR_TYPE_SIZE MAX_LONG_TYPE_SIZE
1.1 root 132:
133: /* OSF/1 uses gas, not the mips assembler. */
134: #define TARGET_DEFAULT MASK_GAS
135:
136: /* OSF/rose uses stabs, not ECOFF. */
137: #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
138:
139: /* enable dwarf debugging for testing */
140: #define DWARF_DEBUGGING_INFO
1.1.1.3 ! root 141: /* This is needed by dwarfout.c. */
! 142: #define SET_ASM_OP ".set"
1.1 root 143:
144: /* Tell collect that the object format is OSF/rose. */
145: #define OBJECT_FORMAT_ROSE
146:
147: /* Tell collect where the appropriate binaries are. */
148: #define REAL_LD_FILE_NAME "/usr/ccs/gcc/gld"
149: #define REAL_NM_FILE_NAME "/usr/ccs/bin/nm"
150: #define REAL_STRIP_FILE_NAME "/usr/ccs/bin/strip"
151:
152: /* Default to -G 0 unless doing ecoff work. */
153: #define MIPS_DEFAULT_GVALUE ((TARGET_MIPS_AS) ? 8 : 0)
154:
155: /* Use atexit for static constructors/destructors, instead of defining
156: our own exit function. */
157: #define HAVE_ATEXIT
158:
159: /* Generate calls to memcpy, etc., not bcopy, etc. */
160: #define TARGET_MEM_FUNCTIONS
161:
162: /* A C statement to output assembler commands which will identify
163: the object file as having been compiled with GNU CC (or another
164: GNU compiler).
165:
166: If you don't define this macro, the string `gcc2_compiled.:' is
167: output. This string is calculated to define a symbol which, on
168: BSD systems, will never be defined for any other reason. GDB
169: checks for the presence of this symbol when reading the symbol
170: table of an executable.
171:
172: On non-BSD systems, you must arrange communication with GDB in
173: some other fashion. If GDB is not used on your system, you can
174: define this macro with an empty body.
175:
176: On OSF/1, gcc2_compiled. confuses the kernel debugger, so don't
177: put it out. */
178:
179: #define ASM_IDENTIFY_GCC(STREAM)
180:
181: /* Identify the front-end which produced this file. To keep symbol
182: space down, and not confuse kdb, only do this if the language is
183: not C. */
184:
185: #define ASM_IDENTIFY_LANGUAGE(STREAM) \
186: { \
187: if (strcmp (lang_identify (), "c") != 0) \
188: output_lang_identify (STREAM); \
189: }
190:
191: #include "mips/mips.h"
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