| freebsd.h (18337) | freebsd.h (18349) |
|---|---|
| 1/* Definitions of target machine for GNU compiler for Intel 80386 2 running FreeBSD. 3 Copyright (C) 1988, 1992, 1994 Free Software Foundation, Inc. 4 Contributed by Poul-Henning Kamp <phk@login.dkuug.dk> 5 6This file is part of GNU CC. 7 8GNU CC is free software; you can redistribute it and/or modify --- 6 unchanged lines hidden (view full) --- 15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16GNU General Public License for more details. 17 18You should have received a copy of the GNU General Public License 19along with GNU CC; see the file COPYING. If not, write to 20the Free Software Foundation, 59 Temple Place - Suite 330, 21Boston, MA 02111-1307, USA. */ 22 | 1/* Definitions of target machine for GNU compiler for Intel 80386 2 running FreeBSD. 3 Copyright (C) 1988, 1992, 1994 Free Software Foundation, Inc. 4 Contributed by Poul-Henning Kamp <phk@login.dkuug.dk> 5 6This file is part of GNU CC. 7 8GNU CC is free software; you can redistribute it and/or modify --- 6 unchanged lines hidden (view full) --- 15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16GNU General Public License for more details. 17 18You should have received a copy of the GNU General Public License 19along with GNU CC; see the file COPYING. If not, write to 20the Free Software Foundation, 59 Temple Place - Suite 330, 21Boston, MA 02111-1307, USA. */ 22 |
| 23/* This goes away when the math-emulator is fixed */ 24#define TARGET_CPU_DEFAULT 0400 /* TARGET_NO_FANCY_MATH_387 */ 25 | |
| 26/* This is tested by i386gas.h. */ 27#define YES_UNDERSCORES 28 29/* Don't assume anything about the header files. */ 30#define NO_IMPLICIT_EXTERN_C 31 32#include "i386/gstabs.h" 33 34/* Get perform_* macros to build libgcc.a. */ 35#include "i386/perform.h" | 23/* This is tested by i386gas.h. */ 24#define YES_UNDERSCORES 25 26/* Don't assume anything about the header files. */ 27#define NO_IMPLICIT_EXTERN_C 28 29#include "i386/gstabs.h" 30 31/* Get perform_* macros to build libgcc.a. */ 32#include "i386/perform.h" |
| 33 34/* This was cloned from ../netbsd.h. It and several other things in 35 this file should be in ../freebsd.h. */ 36/* FREEBSD_NATIVE is defined when gcc is integrated into the FreeBSD 37 source tree so it can be configured appropriately without using 38 the GNU configure/build mechanism. */ |
|
| 36 | 39 |
| 40#ifdef FREEBSD_NATIVE 41 42/* Look for the include files in the system-defined places. */ 43 44#define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++" 45 46#define GCC_INCLUDE_DIR "/usr/include" 47 48/* FreeBSD has GCC_INCLUDE_DIR first. */ 49#define INCLUDE_DEFAULTS \ 50 { \ 51 { GCC_INCLUDE_DIR, 0, 0 }, \ 52 { GPLUSPLUS_INCLUDE_DIR, 1, 1 }, \ 53 { 0, 0, 0 } \ 54 } 55 56/* Under FreeBSD, the normal location of the compiler back ends is the 57 /usr/libexec directory. */ 58 59#define STANDARD_EXEC_PREFIX "/usr/libexec/" 60 61/* Under FreeBSD, the normal location of the various *crt*.o files is the 62 /usr/lib directory. */ 63 64#define STANDARD_STARTFILE_PREFIX "/usr/lib/" 65 66/* On FreeBSD, gcc is called 'cc' */ 67#define GCC_NAME "cc" 68 69/* FreeBSD is 4.4BSD derived */ 70#define bsd4_4 71 72#endif /* FREEBSD_NATIVE */ 73 74#define MASK_PROFILER_EPILOGUE 010000000000 75 76#define TARGET_PROFILER_EPILOGUE (target_flags & MASK_PROFILER_EPILOGUE) 77 78#undef SUBTARGET_SWITCHES 79#define SUBTARGET_SWITCHES \ 80 { "profiler-epilogue", MASK_PROFILER_EPILOGUE}, \ 81 { "no-profiler-epilogue", -MASK_PROFILER_EPILOGUE}, 82 83 |
|
| 37#undef CPP_PREDEFINES | 84#undef CPP_PREDEFINES |
| 38#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__ -D__386BSD__ -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)" | 85#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__=2 -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)" |
| 39 | 86 |
| 87#define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k}" 88 |
|
| 40/* Like the default, except no -lg. */ 41#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}" 42 | 89/* Like the default, except no -lg. */ 90#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}" 91 |
| 92#define LINK_SPEC \ 93 "%{!nostdlib:%{!r:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*} \ 94 %{p:-Bstatic} %{pg:-Bstatic} %{Z}" 95 96#define LINK_LIBGCC_SPECIAL_1 1 97 98#define STARTFILE_SPEC \ 99 "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:%{static:scrt0.o%s}%{!static:crt0.o%s}}}" 100 101/* This goes away when the math emulator is fixed. */ 102#undef TARGET_DEFAULT 103#define TARGET_DEFAULT (MASK_NO_FANCY_MATH_387 | 0301) 104 |
|
| 43#undef SIZE_TYPE 44#define SIZE_TYPE "unsigned int" 45 46#undef PTRDIFF_TYPE 47#define PTRDIFF_TYPE "int" 48 49#undef WCHAR_TYPE | 105#undef SIZE_TYPE 106#define SIZE_TYPE "unsigned int" 107 108#undef PTRDIFF_TYPE 109#define PTRDIFF_TYPE "int" 110 111#undef WCHAR_TYPE |
| 50#define WCHAR_TYPE "short unsigned int" | 112#define WCHAR_TYPE "int" |
| 51 | 113 |
| 52#define WCHAR_UNSIGNED 1 | 114#define WCHAR_UNSIGNED 0 |
| 53 54#undef WCHAR_TYPE_SIZE | 115 116#undef WCHAR_TYPE_SIZE |
| 55#define WCHAR_TYPE_SIZE 16 | 117#define WCHAR_TYPE_SIZE BITS_PER_WORD |
| 56 57#define HAVE_ATEXIT 58 | 118 119#define HAVE_ATEXIT 120 |
| 59/* There are conflicting reports about whether this system uses 60 a different assembler syntax. wilson@cygnus.com says # is right. */ 61#undef COMMENT_BEGIN 62#define COMMENT_BEGIN "#" | 121#define HAVE_PUTENV |
| 63 | 122 |
| 123/* Override the default comment-starter of "/". */ 124 125#undef ASM_COMMENT_START 126#define ASM_COMMENT_START "#" 127 |
|
| 64#undef ASM_APP_ON 65#define ASM_APP_ON "#APP\n" 66 67#undef ASM_APP_OFF 68#define ASM_APP_OFF "#NO_APP\n" 69 70/* The following macros are stolen from i386v4.h */ 71/* These have to be defined to get PIC code correct */ --- 9 unchanged lines hidden (view full) --- 81/* Indicate that jump tables go in the text section. This is 82 necessary when compiling PIC code. */ 83 84#define JUMP_TABLES_IN_TEXT_SECTION 85 86/* Don't default to pcc-struct-return, because gcc is the only compiler, and 87 we want to retain compatibility with older gcc versions. */ 88#define DEFAULT_PCC_STRUCT_RETURN 0 | 128#undef ASM_APP_ON 129#define ASM_APP_ON "#APP\n" 130 131#undef ASM_APP_OFF 132#define ASM_APP_OFF "#NO_APP\n" 133 134/* The following macros are stolen from i386v4.h */ 135/* These have to be defined to get PIC code correct */ --- 9 unchanged lines hidden (view full) --- 145/* Indicate that jump tables go in the text section. This is 146 necessary when compiling PIC code. */ 147 148#define JUMP_TABLES_IN_TEXT_SECTION 149 150/* Don't default to pcc-struct-return, because gcc is the only compiler, and 151 we want to retain compatibility with older gcc versions. */ 152#define DEFAULT_PCC_STRUCT_RETURN 0 |
| 89 90/* Profiling routines, partially copied from i386/osfrose.h. */ | |
| 91 | 153 |
| 92/* Redefine this to use %eax instead of %edx. */ | 154/* Tell final.c that we don't need a label passed to mcount. */ 155 156#define NO_PROFILE_DATA 157 158/* Redefine this to not pass an unused label in %edx. */ 159 |
| 93#undef FUNCTION_PROFILER 94#define FUNCTION_PROFILER(FILE, LABELNO) \ 95{ \ 96 if (flag_pic) \ | 160#undef FUNCTION_PROFILER 161#define FUNCTION_PROFILER(FILE, LABELNO) \ 162{ \ 163 if (flag_pic) \ |
| 97 { \ 98 fprintf (FILE, "\tleal %sP%d@GOTOFF(%%ebx),%%eax\n", \ 99 LPREFIX, (LABELNO)); \ 100 fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \ 101 } \ | 164 fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \ |
| 102 else \ | 165 else \ |
| 166 fprintf (FILE, "\tcall mcount\n"); \ 167} 168 169#define FUNCTION_PROFILER_EPILOGUE(FILE) \ 170{ \ 171 if (TARGET_PROFILER_EPILOGUE) \ |
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| 103 { \ | 172 { \ |
| 104 fprintf (FILE, "\tmovl $%sP%d,%%eax\n", LPREFIX, (LABELNO)); \ 105 fprintf (FILE, "\tcall mcount\n"); \ | 173 if (flag_pic) \ 174 fprintf (FILE, "\tcall *mexitcount@GOT(%%ebx)\n"); \ 175 else \ 176 fprintf (FILE, "\tcall mexitcount\n"); \ |
| 106 } \ 107} | 177 } \ 178} |
| 108 | 179 |
| 109/* 110 * Some imports from svr4.h in support of shared libraries. 111 * Currently, we need the DECLARE_OBJECT_SIZE stuff. 112 */ 113 | 180/* 181 * Some imports from svr4.h in support of shared libraries. 182 * Currently, we need the DECLARE_OBJECT_SIZE stuff. 183 */ 184 |
| 185#define HANDLE_SYSV_PRAGMA 186 |
|
| 114/* Define the strings used for the special svr4 .type and .size directives. 115 These strings generally do not vary from one system running svr4 to 116 another, but if a given system (e.g. m88k running svr) needs to use 117 different pseudo-op names for these, they may be overridden in the 118 file which includes this one. */ 119 120#define TYPE_ASM_OP ".type" 121#define SIZE_ASM_OP ".size" | 187/* Define the strings used for the special svr4 .type and .size directives. 188 These strings generally do not vary from one system running svr4 to 189 another, but if a given system (e.g. m88k running svr) needs to use 190 different pseudo-op names for these, they may be overridden in the 191 file which includes this one. */ 192 193#define TYPE_ASM_OP ".type" 194#define SIZE_ASM_OP ".size" |
| 195#define SET_ASM_OP ".set" |
|
| 122 | 196 |
| 197/* This is how we tell the assembler that a symbol is weak. */ 198 199#if 0 /* not ready for this yet - work in progress. 200 * We should probably update gas in the FreeBSD source to something 201 * more recent, so that this is recognised. Our LD handles it already. 202 */ 203#define ASM_WEAKEN_LABEL(FILE,NAME) \ 204 do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \ 205 fputc ('\n', FILE); } while (0) 206#endif 207 |
|
| 123/* The following macro defines the format used to output the second 124 operand of the .type assembler directive. Different svr4 assemblers 125 expect various different forms for this operand. The one given here 126 is just a default. You may need to override it in your machine- 127 specific tm.h file (depending upon the particulars of your assembler). */ 128 129#define TYPE_OPERAND_FMT "@%s" 130 --- 81 unchanged lines hidden (view full) --- 212 assemble_name (FILE, (FNAME)); \ 213 fprintf (FILE, ","); \ 214 assemble_name (FILE, label); \ 215 fprintf (FILE, "-"); \ 216 assemble_name (FILE, (FNAME)); \ 217 putc ('\n', FILE); \ 218 } \ 219 } while (0) | 208/* The following macro defines the format used to output the second 209 operand of the .type assembler directive. Different svr4 assemblers 210 expect various different forms for this operand. The one given here 211 is just a default. You may need to override it in your machine- 212 specific tm.h file (depending upon the particulars of your assembler). */ 213 214#define TYPE_OPERAND_FMT "@%s" 215 --- 81 unchanged lines hidden (view full) --- 297 assemble_name (FILE, (FNAME)); \ 298 fprintf (FILE, ","); \ 299 assemble_name (FILE, label); \ 300 fprintf (FILE, "-"); \ 301 assemble_name (FILE, (FNAME)); \ 302 putc ('\n', FILE); \ 303 } \ 304 } while (0) |
| 220 221#define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k}" 222#define LINK_SPEC \ 223 "%{!nostdlib:%{!r*:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*}" 224 225/* This is defined when gcc is compiled in the BSD-directory-tree, and must 226 * make up for the gap to all the stuff done in the GNU-makefiles. 227 */ 228 229#ifdef FREEBSD_NATIVE 230 231#define INCLUDE_DEFAULTS { \ 232 { "/usr/include", 0 }, \ 233 { "/usr/include/g++", 1 }, \ 234 { 0, 0} \ 235 } 236 237#undef MD_EXEC_PREFIX 238#define MD_EXEC_PREFIX "/usr/libexec/" 239 240#undef STANDARD_STARTFILE_PREFIX 241#define STANDARD_STARTFILE_PREFIX "/usr/lib" 242 243#if 0 /* This is very wrong!!! */ 244#define DEFAULT_TARGET_MACHINE "i386-unknown-freebsd_1.0" 245#define GPLUSPLUS_INCLUDE_DIR "/usr/local/lib/gcc-lib/i386-unknown-freebsd_1.0/2.5.8/include" 246#define TOOL_INCLUDE_DIR "/usr/local/i386-unknown-freebsd_1.0/include" 247#define GCC_INCLUDE_DIR "/usr/local/lib/gcc-lib/i386-unknown-freebsd_1.0/2.5.8/include" 248#endif 249 250#endif /* FREEBSD_NATIVE */ | |