Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/i386/cygming.h @ 145:1830386684a0
gcc-9.2.0
| author | anatofuz |
|---|---|
| date | Thu, 13 Feb 2020 11:34:05 +0900 |
| parents | 84e7813d76e9 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* Operating system specific defines to be used when targeting GCC for |
| 2 hosting on Windows32, using a Unix style C library and tools. | |
| 145 | 3 Copyright (C) 1995-2020 Free Software Foundation, Inc. |
| 0 | 4 |
| 5 This file is part of GCC. | |
| 6 | |
| 7 GCC 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 3, or (at your option) | |
| 10 any later version. | |
| 11 | |
| 12 GCC 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 GCC; see the file COPYING3. If not see | |
| 19 <http://www.gnu.org/licenses/>. */ | |
| 20 | |
| 21 #define DBX_DEBUGGING_INFO 1 | |
| 22 #if TARGET_64BIT_DEFAULT || defined (HAVE_GAS_PE_SECREL32_RELOC) | |
| 23 #define DWARF2_DEBUGGING_INFO 1 | |
| 24 #endif | |
| 25 | |
| 26 #undef PREFERRED_DEBUGGING_TYPE | |
| 27 #if (DWARF2_DEBUGGING_INFO) | |
| 28 #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG | |
| 29 #else | |
| 30 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG | |
| 31 #endif | |
| 32 | |
|
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33 #undef TARGET_SEH |
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34 #define TARGET_SEH (TARGET_64BIT_MS_ABI && flag_unwind_tables) |
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35 |
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36 /* Win64 with SEH cannot represent DRAP stack frames. Disable its use. |
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37 Force the use of different mechanisms to allocate aligned local data. */ |
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38 #undef MAX_STACK_ALIGNMENT |
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39 #define MAX_STACK_ALIGNMENT (TARGET_SEH ? 128 : MAX_OFILE_ALIGNMENT) |
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40 |
| 111 | 41 /* 32-bit Windows aligns the stack on a 4-byte boundary but SSE instructions |
| 42 may require 16-byte alignment. */ | |
| 43 #undef STACK_REALIGN_DEFAULT | |
| 44 #define STACK_REALIGN_DEFAULT TARGET_SSE | |
| 45 | |
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46 /* Support hooks for SEH. */ |
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47 #undef TARGET_ASM_UNWIND_EMIT |
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48 #define TARGET_ASM_UNWIND_EMIT i386_pe_seh_unwind_emit |
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49 #undef TARGET_ASM_UNWIND_EMIT_BEFORE_INSN |
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50 #define TARGET_ASM_UNWIND_EMIT_BEFORE_INSN false |
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51 #undef TARGET_ASM_FUNCTION_END_PROLOGUE |
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52 #define TARGET_ASM_FUNCTION_END_PROLOGUE i386_pe_seh_end_prologue |
| 111 | 53 #undef TARGET_ASM_EMIT_EXCEPT_PERSONALITY |
| 54 #define TARGET_ASM_EMIT_EXCEPT_PERSONALITY i386_pe_seh_emit_except_personality | |
| 55 #undef TARGET_ASM_INIT_SECTIONS | |
| 56 #define TARGET_ASM_INIT_SECTIONS i386_pe_seh_init_sections | |
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57 #define SUBTARGET_ASM_UNWIND_INIT i386_pe_seh_init |
| 0 | 58 |
| 59 #undef DEFAULT_ABI | |
| 60 #define DEFAULT_ABI (TARGET_64BIT ? MS_ABI : SYSV_ABI) | |
| 61 | |
| 111 | 62 #undef TARGET_PECOFF |
| 63 #define TARGET_PECOFF 1 | |
| 64 | |
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65 #if ! defined (USE_MINGW64_LEADING_UNDERSCORES) |
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66 #undef USER_LABEL_PREFIX |
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67 #define USER_LABEL_PREFIX (TARGET_64BIT ? "" : "_") |
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68 |
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69 #undef LOCAL_LABEL_PREFIX |
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70 #define LOCAL_LABEL_PREFIX (TARGET_64BIT ? "." : "") |
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71 |
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72 #undef ASM_GENERATE_INTERNAL_LABEL |
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73 #define ASM_GENERATE_INTERNAL_LABEL(BUF,PREFIX,NUMBER) \ |
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74 sprintf ((BUF), "*%s%s%ld", LOCAL_LABEL_PREFIX, \ |
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75 (PREFIX), (long)(NUMBER)) |
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76 |
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77 #undef LPREFIX |
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78 #define LPREFIX (TARGET_64BIT ? ".L" : "L") |
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79 |
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80 #endif |
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81 |
| 0 | 82 #undef DBX_REGISTER_NUMBER |
| 83 #define DBX_REGISTER_NUMBER(n) \ | |
| 84 (TARGET_64BIT ? dbx64_register_map[n] \ | |
| 85 : (write_symbols == DWARF2_DEBUG \ | |
| 86 ? svr4_dbx_register_map[n] : dbx_register_map[n])) | |
| 87 | |
| 88 /* Map gcc register number to DWARF 2 CFA column number. For 32 bit | |
| 89 target, always use the svr4_dbx_register_map for DWARF .eh_frame | |
| 90 even if we don't use DWARF .debug_frame. */ | |
| 91 #undef DWARF_FRAME_REGNUM | |
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92 #define DWARF_FRAME_REGNUM(n) \ |
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93 (TARGET_64BIT ? dbx64_register_map[(n)] \ |
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94 : svr4_dbx_register_map[(n)]) |
| 0 | 95 |
| 111 | 96 /* The 64-bit MS_ABI changes the set of call-used registers. */ |
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97 #undef DWARF_FRAME_REGISTERS |
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98 #define DWARF_FRAME_REGISTERS (TARGET_64BIT ? 33 : 17) |
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99 |
| 0 | 100 #ifdef HAVE_GAS_PE_SECREL32_RELOC |
| 101 /* Use section relative relocations for debugging offsets. Unlike | |
| 102 other targets that fake this by putting the section VMA at 0, PE | |
| 103 won't allow it. */ | |
| 111 | 104 #define ASM_OUTPUT_DWARF_OFFSET(FILE, SIZE, LABEL, OFFSET, SECTION) \ |
| 0 | 105 do { \ |
|
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106 switch (SIZE) \ |
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107 { \ |
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108 case 4: \ |
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109 fputs ("\t.secrel32\t", FILE); \ |
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110 assemble_name (FILE, LABEL); \ |
| 111 | 111 if ((OFFSET) != 0) \ |
| 112 fprintf (FILE, "+" HOST_WIDE_INT_PRINT_DEC, \ | |
| 113 (HOST_WIDE_INT) (OFFSET)); \ | |
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114 break; \ |
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115 case 8: \ |
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116 /* This is a hack. There is no 64-bit section relative \ |
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117 relocation. However, the COFF format also does not \ |
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118 support 64-bit file offsets; 64-bit applications are \ |
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119 limited to 32-bits of code+data in any one module. \ |
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120 Fake the 64-bit offset by zero-extending it. */ \ |
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121 fputs ("\t.secrel32\t", FILE); \ |
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122 assemble_name (FILE, LABEL); \ |
| 111 | 123 if ((OFFSET) != 0) \ |
| 124 fprintf (FILE, "+" HOST_WIDE_INT_PRINT_DEC, \ | |
| 125 (HOST_WIDE_INT) (OFFSET)); \ | |
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126 fputs ("\n\t.long\t0", FILE); \ |
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127 break; \ |
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128 default: \ |
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129 gcc_unreachable (); \ |
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130 } \ |
| 0 | 131 } while (0) |
| 132 #endif | |
| 133 | |
| 134 #define TARGET_EXECUTABLE_SUFFIX ".exe" | |
| 135 | |
| 136 #define TARGET_OS_CPP_BUILTINS() \ | |
| 137 do \ | |
| 138 { \ | |
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139 if (!TARGET_64BIT) \ |
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140 builtin_define ("_X86_=1"); \ |
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141 if (TARGET_SEH) \ |
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142 builtin_define ("__SEH__"); \ |
| 0 | 143 builtin_assert ("system=winnt"); \ |
| 144 builtin_define ("__stdcall=__attribute__((__stdcall__))"); \ | |
| 145 builtin_define ("__fastcall=__attribute__((__fastcall__))"); \ | |
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146 builtin_define ("__thiscall=__attribute__((__thiscall__))"); \ |
| 0 | 147 builtin_define ("__cdecl=__attribute__((__cdecl__))"); \ |
| 148 if (!flag_iso) \ | |
| 149 { \ | |
| 150 builtin_define ("_stdcall=__attribute__((__stdcall__))"); \ | |
| 151 builtin_define ("_fastcall=__attribute__((__fastcall__))"); \ | |
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152 builtin_define ("_thiscall=__attribute__((__thiscall__))"); \ |
| 0 | 153 builtin_define ("_cdecl=__attribute__((__cdecl__))"); \ |
| 154 } \ | |
| 155 /* Even though linkonce works with static libs, this is needed \ | |
| 156 to compare typeinfo symbols across dll boundaries. */ \ | |
| 157 builtin_define ("__GXX_MERGED_TYPEINFO_NAMES=0"); \ | |
| 158 builtin_define ("__GXX_TYPEINFO_EQUALITY_INLINE=0"); \ | |
| 159 EXTRA_OS_CPP_BUILTINS (); \ | |
| 160 } \ | |
| 161 while (0) | |
| 162 | |
| 163 /* Get tree.c to declare a target-specific specialization of | |
| 164 merge_decl_attributes. */ | |
| 165 #define TARGET_DLLIMPORT_DECL_ATTRIBUTES 1 | |
| 166 | |
| 167 /* This macro defines names of additional specifications to put in the specs | |
| 168 that can be used in various specifications like CC1_SPEC. Its definition | |
| 169 is an initializer with a subgrouping for each command option. | |
| 170 | |
| 171 Each subgrouping contains a string constant, that defines the | |
| 172 specification name, and a string constant that used by the GCC driver | |
| 173 program. | |
| 174 | |
| 175 Do not define this macro if it does not need to do anything. */ | |
| 176 | |
| 177 #undef SUBTARGET_EXTRA_SPECS | |
| 178 #define SUBTARGET_EXTRA_SPECS \ | |
| 179 { "mingw_include_path", DEFAULT_TARGET_MACHINE } | |
| 180 | |
| 181 #undef MATH_LIBRARY | |
| 182 #define MATH_LIBRARY "" | |
| 183 | |
| 111 | 184 #undef TARGET_LIBC_HAS_FUNCTION |
| 185 #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function | |
| 186 | |
| 0 | 187 #define SIZE_TYPE (TARGET_64BIT ? "long long unsigned int" : "unsigned int") |
| 188 #define PTRDIFF_TYPE (TARGET_64BIT ? "long long int" : "int") | |
| 189 | |
| 190 #define WCHAR_TYPE_SIZE 16 | |
| 191 #define WCHAR_TYPE "short unsigned int" | |
| 192 | |
| 193 /* Windows64 continues to use a 32-bit long type. */ | |
| 194 #undef LONG_TYPE_SIZE | |
| 195 #define LONG_TYPE_SIZE 32 | |
| 196 | |
| 197 #define drectve_section() \ | |
| 198 (fprintf (asm_out_file, "\t.section .drectve\n"), \ | |
| 199 in_section = NULL) | |
| 200 | |
| 201 /* Older versions of gas don't handle 'r' as data. | |
| 202 Explicitly set data flag with 'd'. */ | |
| 203 #define READONLY_DATA_SECTION_ASM_OP "\t.section .rdata,\"dr\"" | |
| 204 | |
| 205 /* Don't allow flag_pic to propagate since gas may produce invalid code | |
| 206 otherwise. */ | |
| 207 | |
| 208 #undef SUBTARGET_OVERRIDE_OPTIONS | |
| 209 #define SUBTARGET_OVERRIDE_OPTIONS \ | |
| 210 do { \ | |
| 111 | 211 flag_pic = TARGET_64BIT ? 1 : 0; \ |
| 212 } while (0) | |
| 0 | 213 |
| 214 /* Define this macro if references to a symbol must be treated | |
| 215 differently depending on something about the variable or | |
| 216 function named by the symbol (such as what section it is in). | |
| 217 | |
| 218 On i386 running Windows NT, modify the assembler name with a suffix | |
| 219 consisting of an atsign (@) followed by string of digits that represents | |
| 220 the number of bytes of arguments passed to the function, if it has the | |
| 221 attribute STDCALL. | |
| 222 | |
| 223 In addition, we must mark dll symbols specially. Definitions of | |
| 224 dllexport'd objects install some info in the .drectve section. | |
| 225 References to dllimport'd objects are fetched indirectly via | |
| 226 _imp__. If both are declared, dllexport overrides. This is also | |
| 227 needed to implement one-only vtables: they go into their own | |
| 228 section and we need to set DECL_SECTION_NAME so we do that here. | |
| 229 Note that we can be called twice on the same decl. */ | |
| 230 | |
| 231 #define SUBTARGET_ENCODE_SECTION_INFO i386_pe_encode_section_info | |
| 232 | |
| 111 | 233 /* Local and global relocs can be placed always into readonly memory |
| 234 for PE-COFF targets. */ | |
| 235 #undef TARGET_ASM_RELOC_RW_MASK | |
| 236 #define TARGET_ASM_RELOC_RW_MASK i386_pe_reloc_rw_mask | |
| 237 | |
| 0 | 238 /* Output a common block. */ |
| 239 #undef ASM_OUTPUT_ALIGNED_DECL_COMMON | |
| 240 #define ASM_OUTPUT_ALIGNED_DECL_COMMON \ | |
| 241 i386_pe_asm_output_aligned_decl_common | |
| 242 | |
| 243 /* Output the label for an initialized variable. */ | |
| 244 #undef ASM_DECLARE_OBJECT_NAME | |
| 245 #define ASM_DECLARE_OBJECT_NAME(STREAM, NAME, DECL) \ | |
| 246 do { \ | |
| 247 i386_pe_maybe_record_exported_symbol (DECL, NAME, 1); \ | |
| 248 ASM_OUTPUT_LABEL ((STREAM), (NAME)); \ | |
| 249 } while (0) | |
| 250 | |
| 251 /* Output a reference to a label. Fastcall function symbols | |
| 252 keep their '@' prefix, while other symbols are prefixed | |
| 253 with user_label_prefix. */ | |
| 254 #undef ASM_OUTPUT_LABELREF | |
| 255 #define ASM_OUTPUT_LABELREF(STREAM, NAME) \ | |
| 256 do { \ | |
| 257 if ((NAME)[0] != FASTCALL_PREFIX) \ | |
| 258 fputs (user_label_prefix, (STREAM)); \ | |
| 259 fputs ((NAME), (STREAM)); \ | |
| 260 } while (0) | |
| 261 | |
|
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262 /* This does much the same in memory rather than to a stream. */ |
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263 #undef TARGET_MANGLE_ASSEMBLER_NAME |
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264 #define TARGET_MANGLE_ASSEMBLER_NAME i386_pe_mangle_assembler_name |
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265 |
| 0 | 266 |
| 267 /* Emit code to check the stack when allocating more than 4000 | |
| 268 bytes in one go. */ | |
| 269 #define CHECK_STACK_LIMIT 4000 | |
| 270 | |
| 271 /* By default, target has a 80387, uses IEEE compatible arithmetic, | |
| 272 returns float values in the 387 and needs stack probes. | |
| 273 We also align doubles to 64-bits for MSVC default compatibility. */ | |
| 274 | |
| 275 #undef TARGET_SUBTARGET_DEFAULT | |
| 276 #define TARGET_SUBTARGET_DEFAULT \ | |
| 277 (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS \ | |
| 278 | MASK_STACK_PROBE | MASK_ALIGN_DOUBLE) | |
| 279 | |
| 280 #undef TARGET_SUBTARGET64_DEFAULT | |
| 281 #define TARGET_SUBTARGET64_DEFAULT \ | |
| 282 MASK_128BIT_LONG_DOUBLE | |
| 283 | |
| 284 /* This is how to output an assembler line | |
| 285 that says to advance the location counter | |
| 286 to a multiple of 2**LOG bytes. */ | |
| 287 | |
| 288 #undef ASM_OUTPUT_ALIGN | |
| 289 #define ASM_OUTPUT_ALIGN(FILE,LOG) \ | |
| 131 | 290 if ((LOG) != 0) fprintf ((FILE), "\t.align %d\n", 1 << (LOG)) |
| 0 | 291 |
| 292 /* Windows uses explicit import from shared libraries. */ | |
| 293 #define MULTIPLE_SYMBOL_SPACES 1 | |
| 294 | |
| 295 #define TARGET_ASM_UNIQUE_SECTION i386_pe_unique_section | |
| 296 #define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section | |
| 297 | |
| 298 #define SUPPORTS_ONE_ONLY 1 | |
| 299 | |
| 300 /* Switch into a generic section. */ | |
| 301 #define TARGET_ASM_NAMED_SECTION i386_pe_asm_named_section | |
| 302 | |
| 303 /* Select attributes for named sections. */ | |
| 304 #define TARGET_SECTION_TYPE_FLAGS i386_pe_section_type_flags | |
| 305 | |
| 306 /* Write the extra assembler code needed to declare a function | |
| 131 | 307 properly. */ |
| 0 | 308 #undef ASM_DECLARE_FUNCTION_NAME |
|
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309 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ |
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310 i386_pe_start_function (FILE, NAME, DECL) |
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311 |
| 131 | 312 /* Write the extra assembler code needed to declare the name of a |
| 313 cold function partition properly. */ | |
| 314 | |
| 315 #undef ASM_DECLARE_COLD_FUNCTION_NAME | |
| 316 #define ASM_DECLARE_COLD_FUNCTION_NAME(FILE, NAME, DECL) \ | |
| 317 do \ | |
| 318 { \ | |
| 319 i386_pe_declare_function_type (FILE, NAME, 0); \ | |
| 320 i386_pe_seh_cold_init (FILE, NAME); \ | |
| 321 ASM_OUTPUT_LABEL (FILE, NAME); \ | |
| 322 } \ | |
| 323 while (0) | |
| 324 | |
|
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325 #undef ASM_DECLARE_FUNCTION_SIZE |
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326 #define ASM_DECLARE_FUNCTION_SIZE(FILE,NAME,DECL) \ |
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327 i386_pe_end_function (FILE, NAME, DECL) |
| 0 | 328 |
| 131 | 329 #undef ASM_DECLARE_COLD_FUNCTION_SIZE |
| 330 #define ASM_DECLARE_COLD_FUNCTION_SIZE(FILE,NAME,DECL) \ | |
| 331 i386_pe_end_cold_function (FILE, NAME, DECL) | |
| 332 | |
| 0 | 333 /* Add an external function to the list of functions to be declared at |
| 334 the end of the file. */ | |
| 335 #define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \ | |
| 336 do \ | |
| 337 { \ | |
| 338 if (TREE_CODE (DECL) == FUNCTION_DECL) \ | |
| 339 i386_pe_record_external_function ((DECL), (NAME)); \ | |
| 340 } \ | |
| 341 while (0) | |
| 342 | |
| 343 /* Declare the type properly for any external libcall. */ | |
| 344 #define ASM_OUTPUT_EXTERNAL_LIBCALL(FILE, FUN) \ | |
| 345 i386_pe_declare_function_type (FILE, XSTR (FUN, 0), 1) | |
| 346 | |
| 347 /* This says out to put a global symbol in the BSS section. */ | |
| 348 #undef ASM_OUTPUT_ALIGNED_BSS | |
| 349 #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ | |
| 350 asm_output_aligned_bss ((FILE), (DECL), (NAME), (SIZE), (ALIGN)) | |
| 351 | |
| 352 /* Output function declarations at the end of the file. */ | |
| 353 #undef TARGET_ASM_FILE_END | |
| 354 #define TARGET_ASM_FILE_END i386_pe_file_end | |
| 355 | |
| 131 | 356 /* Kludge because of missing PE-COFF support for early LTO debug. */ |
| 357 #undef TARGET_ASM_LTO_START | |
| 358 #define TARGET_ASM_LTO_START i386_pe_asm_lto_start | |
| 359 #undef TARGET_ASM_LTO_END | |
| 360 #define TARGET_ASM_LTO_END i386_pe_asm_lto_end | |
| 361 | |
| 0 | 362 #undef ASM_COMMENT_START |
| 363 #define ASM_COMMENT_START " #" | |
| 364 | |
| 365 #ifndef DWARF2_UNWIND_INFO | |
| 111 | 366 /* If configured with --disable-sjlj-exceptions, use DWARF2 for 32-bit |
| 367 mode else default to SJLJ. 64-bit code uses SEH unless you request | |
| 368 SJLJ. */ | |
| 0 | 369 #if (defined (CONFIG_SJLJ_EXCEPTIONS) && !CONFIG_SJLJ_EXCEPTIONS) |
| 370 /* The logic of this #if must be kept synchronised with the logic | |
| 111 | 371 for selecting the tmake_eh_file fragment in libgcc/config.host. */ |
| 0 | 372 #define DWARF2_UNWIND_INFO 1 |
| 373 #else | |
| 374 #define DWARF2_UNWIND_INFO 0 | |
| 375 #endif | |
| 376 #endif | |
| 377 | |
| 378 #undef PROFILE_HOOK | |
| 379 #define PROFILE_HOOK(LABEL) \ | |
| 380 if (MAIN_NAME_P (DECL_NAME (current_function_decl))) \ | |
| 381 { \ | |
| 382 emit_call_insn (gen_rtx_CALL (VOIDmode, \ | |
| 383 gen_rtx_MEM (FUNCTION_MODE, \ | |
| 384 gen_rtx_SYMBOL_REF (Pmode, "_monstartup")), \ | |
| 385 const0_rtx)); \ | |
| 386 } | |
| 387 | |
| 388 /* For Win32 ABI compatibility */ | |
| 389 #undef DEFAULT_PCC_STRUCT_RETURN | |
| 390 #define DEFAULT_PCC_STRUCT_RETURN 0 | |
| 391 | |
| 392 /* MSVC returns aggregate types of up to 8 bytes via registers. | |
| 393 See i386.c:ix86_return_in_memory. */ | |
| 394 #undef MS_AGGREGATE_RETURN | |
| 395 #define MS_AGGREGATE_RETURN 1 | |
| 396 | |
| 397 /* Biggest alignment supported by the object file format of this | |
| 398 machine. Use this macro to limit the alignment which can be | |
| 399 specified using the `__attribute__ ((aligned (N)))' construct. If | |
| 400 not defined, the default value is `BIGGEST_ALIGNMENT'. */ | |
| 401 /* IMAGE_SCN_ALIGN_8192BYTES is the largest section alignment flag | |
| 402 specified in the PECOFF60 spec. Native MS compiler also limits | |
| 403 user-specified alignment to 8192 bytes. */ | |
| 404 #undef MAX_OFILE_ALIGNMENT | |
| 405 #define MAX_OFILE_ALIGNMENT (8192 * 8) | |
| 406 | |
| 407 /* BIGGEST_FIELD_ALIGNMENT macro is used directly by libobjc, There, we | |
| 408 align internal doubles in structures on dword boundaries. Otherwise, | |
| 409 support vector modes using ADJUST_FIELD_ALIGN, defined in i386.h. */ | |
| 410 #ifdef IN_TARGET_LIBS | |
| 411 #undef BIGGEST_FIELD_ALIGNMENT | |
| 412 #define BIGGEST_FIELD_ALIGNMENT 64 | |
| 413 #endif | |
| 414 | |
| 415 /* Enable alias attribute support. */ | |
| 416 #ifndef SET_ASM_OP | |
| 417 #define SET_ASM_OP "\t.set\t" | |
| 418 #endif | |
| 419 | |
| 420 /* This implements the `alias' attribute, keeping any stdcall or | |
| 421 fastcall decoration. */ | |
| 422 #undef ASM_OUTPUT_DEF_FROM_DECLS | |
| 423 #define ASM_OUTPUT_DEF_FROM_DECLS(STREAM, DECL, TARGET) \ | |
| 424 do \ | |
| 425 { \ | |
| 426 const char *alias \ | |
| 427 = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (DECL)); \ | |
|
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428 i386_pe_maybe_record_exported_symbol (DECL, alias, 0); \ |
| 0 | 429 if (TREE_CODE (DECL) == FUNCTION_DECL) \ |
| 430 i386_pe_declare_function_type (STREAM, alias, \ | |
| 431 TREE_PUBLIC (DECL)); \ | |
| 432 ASM_OUTPUT_DEF (STREAM, alias, IDENTIFIER_POINTER (TARGET)); \ | |
| 433 } while (0) | |
| 434 | |
| 435 /* GNU as supports weak symbols on PECOFF. */ | |
| 436 #ifdef HAVE_GAS_WEAK | |
| 437 #define ASM_WEAKEN_LABEL(FILE, NAME) \ | |
| 438 do \ | |
| 439 { \ | |
| 440 fputs ("\t.weak\t", (FILE)); \ | |
| 441 assemble_name ((FILE), (NAME)); \ | |
| 442 fputc ('\n', (FILE)); \ | |
| 443 } \ | |
| 444 while (0) | |
| 111 | 445 |
| 0 | 446 #endif /* HAVE_GAS_WEAK */ |
| 447 | |
| 448 /* Decide whether it is safe to use a local alias for a virtual function | |
| 449 when constructing thunks. */ | |
| 450 #undef TARGET_USE_LOCAL_THUNK_ALIAS_P | |
| 451 #define TARGET_USE_LOCAL_THUNK_ALIAS_P(DECL) (!DECL_ONE_ONLY (DECL)) | |
| 452 | |
| 453 #define SUBTARGET_ATTRIBUTE_TABLE \ | |
| 131 | 454 { "selectany", 0, 0, true, false, false, false, \ |
| 455 ix86_handle_selectany_attribute, NULL } | |
| 456 /* { name, min_len, max_len, decl_req, type_req, fn_type_req, | |
| 457 affects_type_identity, handler, exclude } */ | |
| 0 | 458 |
| 459 /* mcount() does not need a counter variable. */ | |
| 460 #undef NO_PROFILE_COUNTERS | |
| 461 #define NO_PROFILE_COUNTERS 1 | |
| 462 | |
| 463 #define TARGET_VALID_DLLIMPORT_ATTRIBUTE_P i386_pe_valid_dllimport_attribute_p | |
| 464 #define TARGET_CXX_ADJUST_CLASS_AT_DEFINITION i386_pe_adjust_class_at_definition | |
| 111 | 465 #define SUBTARGET_MANGLE_DECL_ASSEMBLER_NAME i386_pe_mangle_decl_assembler_name |
| 0 | 466 |
|
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467 #undef TARGET_ASM_ASSEMBLE_VISIBILITY |
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468 #define TARGET_ASM_ASSEMBLE_VISIBILITY i386_pe_assemble_visibility |
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469 |
| 111 | 470 #undef SUB_TARGET_RECORD_STUB |
| 471 #define SUB_TARGET_RECORD_STUB i386_pe_record_stub | |
| 472 | |
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473 /* Static stack checking is supported by means of probes. */ |
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474 #define STACK_CHECK_STATIC_BUILTIN 1 |
| 131 | 475 |
| 476 #ifndef HAVE_GAS_ALIGNED_COMM | |
| 477 # define HAVE_GAS_ALIGNED_COMM 0 | |
| 478 #endif |