Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/i386/mingw32.h @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | f6334be47118 |
| children | 84e7813d76e9 |
| rev | line source |
|---|---|
| 0 | 1 /* Operating system specific defines to be used when targeting GCC for |
| 2 hosting on Windows32, using GNU tools and the Windows32 API Library. | |
| 111 | 3 Copyright (C) 1997-2017 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 | |
| 111 | 21 #undef DEFAULT_ABI |
| 22 #define DEFAULT_ABI MS_ABI | |
| 23 | |
| 24 /* By default, target has a 80387, uses IEEE compatible arithmetic, | |
| 25 returns float values in the 387 and needs stack probes. | |
| 26 We also align doubles to 64-bits for MSVC default compatibility. | |
| 27 Additionally we enable MS_BITFIELD_LAYOUT by default. */ | |
| 28 | |
| 29 #undef TARGET_SUBTARGET_DEFAULT | |
| 30 #define TARGET_SUBTARGET_DEFAULT \ | |
| 31 (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS \ | |
| 32 | MASK_STACK_PROBE | MASK_ALIGN_DOUBLE \ | |
| 33 | MASK_MS_BITFIELD_LAYOUT) | |
| 0 | 34 |
| 35 /* See i386/crtdll.h for an alternative definition. _INTEGRAL_MAX_BITS | |
| 36 is for compatibility with native compiler. */ | |
| 37 #define EXTRA_OS_CPP_BUILTINS() \ | |
| 38 do \ | |
| 39 { \ | |
| 40 builtin_define ("__MSVCRT__"); \ | |
| 41 builtin_define ("__MINGW32__"); \ | |
| 42 builtin_define ("_WIN32"); \ | |
| 43 builtin_define_std ("WIN32"); \ | |
| 44 builtin_define_std ("WINNT"); \ | |
| 45 builtin_define_with_int_value ("_INTEGRAL_MAX_BITS", \ | |
| 46 TYPE_PRECISION (intmax_type_node));\ | |
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47 if (TARGET_64BIT && ix86_abi == MS_ABI) \ |
| 0 | 48 { \ |
| 49 builtin_define ("__MINGW64__"); \ | |
| 50 builtin_define_std ("WIN64"); \ | |
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51 builtin_define ("_WIN64"); \ |
| 0 | 52 } \ |
| 53 } \ | |
| 54 while (0) | |
| 55 | |
| 111 | 56 #ifndef TARGET_USE_PTHREAD_BY_DEFAULT |
| 57 #define SPEC_PTHREAD1 "pthread" | |
| 58 #define SPEC_PTHREAD2 "!no-pthread" | |
| 59 #else | |
| 60 #define SPEC_PTHREAD1 "!no-pthread" | |
| 61 #define SPEC_PTHREAD2 "pthread" | |
| 62 #endif | |
| 63 | |
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64 #undef SUB_LINK_ENTRY32 |
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65 #undef SUB_LINK_ENTRY64 |
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66 #define SUB_LINK_ENTRY32 "-e _DllMainCRTStartup@12" |
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67 #if defined(USE_MINGW64_LEADING_UNDERSCORES) |
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68 #define SUB_LINK_ENTRY64 "-e _DllMainCRTStartup" |
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69 #else |
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70 #define SUB_LINK_ENTRY64 "-e DllMainCRTStartup" |
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71 #endif |
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72 |
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73 #undef SUB_LINK_ENTRY |
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74 #if TARGET_64BIT_DEFAULT |
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75 #define SUB_LINK_ENTRY SUB_LINK_ENTRY64 |
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76 #else |
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77 #define SUB_LINK_ENTRY SUB_LINK_ENTRY32 |
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78 #endif |
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79 |
| 111 | 80 #undef NATIVE_SYSTEM_HEADER_COMPONENT |
| 81 #define NATIVE_SYSTEM_HEADER_COMPONENT "MINGW" | |
| 0 | 82 |
| 83 #undef CPP_SPEC | |
| 111 | 84 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{mthreads:-D_MT} " \ |
| 85 "%{" SPEC_PTHREAD1 ":-D_REENTRANT} " \ | |
| 86 "%{" SPEC_PTHREAD2 ": } " | |
| 0 | 87 |
| 88 /* For Windows applications, include more libraries, but always include | |
| 89 kernel32. */ | |
| 90 #undef LIB_SPEC | |
| 111 | 91 #define LIB_SPEC "%{pg:-lgmon} %{" SPEC_PTHREAD1 ":-lpthread} " \ |
| 92 "%{" SPEC_PTHREAD2 ": } " \ | |
| 93 "%{mwindows:-lgdi32 -lcomdlg32} " \ | |
| 94 "%{fvtable-verify=preinit:-lvtv -lpsapi; \ | |
| 95 fvtable-verify=std:-lvtv -lpsapi} " \ | |
| 96 "-ladvapi32 -lshell32 -luser32 -lkernel32" | |
| 0 | 97 |
| 98 /* Weak symbols do not get resolved if using a Windows dll import lib. | |
| 99 Make the unwind registration references strong undefs. */ | |
| 100 #if DWARF2_UNWIND_INFO | |
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101 /* DW2-unwind is just available for 32-bit mode. */ |
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102 #if TARGET_64BIT_DEFAULT |
| 111 | 103 #define SHARED_LIBGCC_UNDEFS_SPEC \ |
| 104 "%{m32: %{shared-libgcc: -u ___register_frame_info -u ___deregister_frame_info}}" | |
| 105 #else | |
| 0 | 106 #define SHARED_LIBGCC_UNDEFS_SPEC \ |
| 107 "%{shared-libgcc: -u ___register_frame_info -u ___deregister_frame_info}" | |
| 111 | 108 #endif |
| 0 | 109 #else |
| 110 #define SHARED_LIBGCC_UNDEFS_SPEC "" | |
| 111 #endif | |
| 112 | |
| 113 #undef SUBTARGET_EXTRA_SPECS | |
| 114 #define SUBTARGET_EXTRA_SPECS \ | |
| 115 { "shared_libgcc_undefs", SHARED_LIBGCC_UNDEFS_SPEC } | |
| 116 | |
| 117 #define LINK_SPEC "%{mwindows:--subsystem windows} \ | |
| 118 %{mconsole:--subsystem console} \ | |
| 119 %{shared: %{mdll: %eshared and mdll are not compatible}} \ | |
| 120 %{shared: --shared} %{mdll:--dll} \ | |
| 121 %{static:-Bstatic} %{!static:-Bdynamic} \ | |
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122 %{shared|mdll: " SUB_LINK_ENTRY " --enable-auto-image-base} \ |
| 0 | 123 %(shared_libgcc_undefs)" |
| 124 | |
| 125 /* Include in the mingw32 libraries with libgcc */ | |
| 126 #ifdef ENABLE_SHARED_LIBGCC | |
| 111 | 127 #define SHARED_LIBGCC_SPEC " \ |
| 128 %{static|static-libgcc:-lgcc -lgcc_eh} \ | |
| 129 %{!static: \ | |
| 130 %{!static-libgcc: \ | |
| 131 %{!shared: \ | |
| 132 %{!shared-libgcc:-lgcc -lgcc_eh} \ | |
| 133 %{shared-libgcc:-lgcc_s -lgcc} \ | |
| 134 } \ | |
| 135 %{shared:-lgcc_s -lgcc} \ | |
| 136 } \ | |
| 137 } " | |
| 0 | 138 #else |
| 111 | 139 #define SHARED_LIBGCC_SPEC " -lgcc " |
| 0 | 140 #endif |
| 141 #undef REAL_LIBGCC_SPEC | |
| 142 #define REAL_LIBGCC_SPEC \ | |
| 143 "%{mthreads:-lmingwthrd} -lmingw32 \ | |
| 111 | 144 " SHARED_LIBGCC_SPEC " \ |
| 0 | 145 -lmoldname -lmingwex -lmsvcrt" |
| 146 | |
| 147 #undef STARTFILE_SPEC | |
| 148 #define STARTFILE_SPEC "%{shared|mdll:dllcrt2%O%s} \ | |
| 149 %{!shared:%{!mdll:crt2%O%s}} %{pg:gcrt2%O%s} \ | |
| 111 | 150 crtbegin.o%s \ |
| 151 %{fvtable-verify=none:%s; \ | |
| 152 fvtable-verify=preinit:vtv_start.o%s; \ | |
| 153 fvtable-verify=std:vtv_start.o%s}" | |
| 0 | 154 |
| 155 #undef ENDFILE_SPEC | |
| 156 #define ENDFILE_SPEC \ | |
| 111 | 157 "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ |
| 158 %{!shared:%:if-exists(default-manifest.o%s)}\ | |
| 159 %{fvtable-verify=none:%s; \ | |
| 160 fvtable-verify=preinit:vtv_end.o%s; \ | |
| 161 fvtable-verify=std:vtv_end.o%s} \ | |
| 0 | 162 crtend.o%s" |
| 163 | |
| 164 /* Override startfile prefix defaults. */ | |
| 165 #ifndef STANDARD_STARTFILE_PREFIX_1 | |
| 166 #define STANDARD_STARTFILE_PREFIX_1 "/mingw/lib/" | |
| 167 #endif | |
| 168 #ifndef STANDARD_STARTFILE_PREFIX_2 | |
| 169 #define STANDARD_STARTFILE_PREFIX_2 "" | |
| 170 #endif | |
| 171 | |
| 111 | 172 /* For native mingw-version we need to take care that NATIVE_SYSTEM_HEADER_DIR |
| 173 macro contains POSIX-style path. See bug 52947. */ | |
| 174 #undef NATIVE_SYSTEM_HEADER_DIR | |
| 175 #define NATIVE_SYSTEM_HEADER_DIR "/mingw/include" | |
| 176 | |
| 0 | 177 /* Output STRING, a string representing a filename, to FILE. |
| 178 We canonicalize it to be in Unix format (backslashes are replaced | |
| 179 forward slashes. */ | |
| 180 #undef OUTPUT_QUOTED_STRING | |
| 181 #define OUTPUT_QUOTED_STRING(FILE, STRING) \ | |
| 182 do { \ | |
| 111 | 183 const char *_string = (const char *) (STRING); \ |
| 0 | 184 char c; \ |
| 185 \ | |
| 111 | 186 putc ('\"', (FILE)); \ |
| 0 | 187 \ |
| 111 | 188 while ((c = *_string++) != 0) \ |
| 0 | 189 { \ |
| 190 if (c == '\\') \ | |
| 191 c = '/'; \ | |
| 192 \ | |
| 193 if (ISPRINT (c)) \ | |
| 194 { \ | |
| 195 if (c == '\"') \ | |
| 111 | 196 putc ('\\', (FILE)); \ |
| 197 putc (c, (FILE)); \ | |
| 0 | 198 } \ |
| 199 else \ | |
| 111 | 200 fprintf ((FILE), "\\%03o", (unsigned char) c); \ |
| 0 | 201 } \ |
| 202 \ | |
| 111 | 203 putc ('\"', (FILE)); \ |
| 0 | 204 } while (0) |
| 205 | |
| 206 /* Define as short unsigned for compatibility with MS runtime. */ | |
| 207 #undef WINT_TYPE | |
| 208 #define WINT_TYPE "short unsigned int" | |
| 209 | |
| 210 /* mingw32 uses the -mthreads option to enable thread support. */ | |
| 211 #undef GOMP_SELF_SPECS | |
| 111 | 212 #define GOMP_SELF_SPECS "%{fopenacc|fopenmp|%:gt(%{ftree-parallelize-loops=*:%*} 1): " \ |
| 213 "-mthreads -pthread}" | |
| 214 #undef GTM_SELF_SPECS | |
| 215 #define GTM_SELF_SPECS "%{fgnu-tm:-mthreads -pthread}" | |
| 0 | 216 |
| 217 /* mingw32 atexit function is safe to use in shared libraries. Use it | |
| 218 to register C++ static destructors. */ | |
| 219 #define TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT hook_bool_void_true | |
| 220 | |
| 221 /* Contains a pointer to type target_ovr_attr defining the target specific | |
| 222 overrides of format attributes. See c-format.h for structure | |
| 223 definition. */ | |
| 224 #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES | |
| 225 #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES mingw_format_attribute_overrides | |
| 226 | |
| 227 /* Specify the count of elements in TARGET_OVERRIDES_ATTRIBUTE. */ | |
| 228 #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT | |
| 229 #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT 3 | |
| 230 | |
| 231 /* Custom initialization for warning -Wpedantic-ms-format for c-format. */ | |
| 232 #undef TARGET_OVERRIDES_FORMAT_INIT | |
| 233 #define TARGET_OVERRIDES_FORMAT_INIT msformat_init | |
| 234 | |
| 235 /* MS specific format attributes for ms_printf, ms_scanf, ms_strftime. */ | |
| 236 #undef TARGET_FORMAT_TYPES | |
| 237 #define TARGET_FORMAT_TYPES mingw_format_attributes | |
| 238 | |
| 239 #undef TARGET_N_FORMAT_TYPES | |
| 240 #define TARGET_N_FORMAT_TYPES 3 | |
| 241 | |
| 111 | 242 #define HAVE_ENABLE_EXECUTE_STACK |
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243 #undef CHECK_EXECUTE_STACK_ENABLED |
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244 #define CHECK_EXECUTE_STACK_ENABLED flag_setstackexecutable |
| 0 | 245 |
| 246 /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygming. */ | |
| 247 /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygwin. */ | |
| 248 #if DWARF2_UNWIND_INFO | |
| 249 #define LIBGCC_EH_EXTN "_dw2" | |
| 250 #else | |
| 251 #define LIBGCC_EH_EXTN "_sjlj" | |
| 252 #endif | |
| 253 #define LIBGCC_SONAME "libgcc_s" LIBGCC_EH_EXTN "-1.dll" | |
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254 |