Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/i386/mingw32.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | b7f97abdc517 |
| children | 04ced10e8804 |
| 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. | |
| 3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007, 2008, | |
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4 2009, 2010 Free Software Foundation, Inc. |
| 0 | 5 |
| 6 This file is part of GCC. | |
| 7 | |
| 8 GCC is free software; you can redistribute it and/or modify | |
| 9 it under the terms of the GNU General Public License as published by | |
| 10 the Free Software Foundation; either version 3, or (at your option) | |
| 11 any later version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, | |
| 14 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 GNU General Public License for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
| 19 along with GCC; see the file COPYING3. If not see | |
| 20 <http://www.gnu.org/licenses/>. */ | |
| 21 | |
| 22 #undef TARGET_VERSION | |
| 23 #if TARGET_64BIT_DEFAULT | |
| 24 #define TARGET_VERSION fprintf (stderr,"(x86_64 MinGW"); | |
| 25 #else | |
| 26 #define TARGET_VERSION fprintf (stderr," (x86 MinGW)"); | |
| 27 #endif | |
| 28 | |
| 29 /* See i386/crtdll.h for an alternative definition. _INTEGRAL_MAX_BITS | |
| 30 is for compatibility with native compiler. */ | |
| 31 #define EXTRA_OS_CPP_BUILTINS() \ | |
| 32 do \ | |
| 33 { \ | |
| 34 builtin_define ("__MSVCRT__"); \ | |
| 35 builtin_define ("__MINGW32__"); \ | |
| 36 builtin_define ("_WIN32"); \ | |
| 37 builtin_define_std ("WIN32"); \ | |
| 38 builtin_define_std ("WINNT"); \ | |
| 39 builtin_define_with_int_value ("_INTEGRAL_MAX_BITS", \ | |
| 40 TYPE_PRECISION (intmax_type_node));\ | |
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41 if (TARGET_64BIT && ix86_abi == MS_ABI) \ |
| 0 | 42 { \ |
| 43 builtin_define ("__MINGW64__"); \ | |
| 44 builtin_define_std ("WIN64"); \ | |
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45 builtin_define ("_WIN64"); \ |
| 0 | 46 } \ |
| 47 } \ | |
| 48 while (0) | |
| 49 | |
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50 #undef SUB_LINK_ENTRY32 |
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51 #undef SUB_LINK_ENTRY64 |
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52 #define SUB_LINK_ENTRY32 "-e _DllMainCRTStartup@12" |
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53 #if defined(USE_MINGW64_LEADING_UNDERSCORES) |
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54 #define SUB_LINK_ENTRY64 "-e _DllMainCRTStartup" |
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55 #else |
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56 #define SUB_LINK_ENTRY64 "-e DllMainCRTStartup" |
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57 #endif |
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58 |
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59 #undef SUB_LINK_ENTRY |
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60 #if TARGET_64BIT_DEFAULT |
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61 #define SUB_LINK_ENTRY SUB_LINK_ENTRY64 |
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62 #else |
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63 #define SUB_LINK_ENTRY SUB_LINK_ENTRY32 |
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64 #endif |
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65 |
| 0 | 66 /* Override the standard choice of /usr/include as the default prefix |
| 67 to try when searching for header files. */ | |
| 68 #undef STANDARD_INCLUDE_DIR | |
| 69 #define STANDARD_INCLUDE_DIR "/mingw/include" | |
| 70 #undef STANDARD_INCLUDE_COMPONENT | |
| 71 #define STANDARD_INCLUDE_COMPONENT "MINGW" | |
| 72 | |
| 73 #undef CPP_SPEC | |
| 74 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{mthreads:-D_MT}" | |
| 75 | |
| 76 /* For Windows applications, include more libraries, but always include | |
| 77 kernel32. */ | |
| 78 #undef LIB_SPEC | |
| 79 #define LIB_SPEC "%{pg:-lgmon} %{mwindows:-lgdi32 -lcomdlg32} \ | |
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80 -ladvapi32 -lshell32 -luser32 -lkernel32" |
| 0 | 81 |
| 82 /* Weak symbols do not get resolved if using a Windows dll import lib. | |
| 83 Make the unwind registration references strong undefs. */ | |
| 84 #if DWARF2_UNWIND_INFO | |
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85 /* DW2-unwind is just available for 32-bit mode. */ |
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86 #if TARGET_64BIT_DEFAULT |
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87 #error DW2 unwind is not available for 64-bit. |
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88 #endif |
| 0 | 89 #define SHARED_LIBGCC_UNDEFS_SPEC \ |
| 90 "%{shared-libgcc: -u ___register_frame_info -u ___deregister_frame_info}" | |
| 91 #else | |
| 92 #define SHARED_LIBGCC_UNDEFS_SPEC "" | |
| 93 #endif | |
| 94 | |
| 95 #undef SUBTARGET_EXTRA_SPECS | |
| 96 #define SUBTARGET_EXTRA_SPECS \ | |
| 97 { "shared_libgcc_undefs", SHARED_LIBGCC_UNDEFS_SPEC } | |
| 98 | |
| 99 #define LINK_SPEC "%{mwindows:--subsystem windows} \ | |
| 100 %{mconsole:--subsystem console} \ | |
| 101 %{shared: %{mdll: %eshared and mdll are not compatible}} \ | |
| 102 %{shared: --shared} %{mdll:--dll} \ | |
| 103 %{static:-Bstatic} %{!static:-Bdynamic} \ | |
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104 %{shared|mdll: " SUB_LINK_ENTRY " --enable-auto-image-base} \ |
| 0 | 105 %(shared_libgcc_undefs)" |
| 106 | |
| 107 /* Include in the mingw32 libraries with libgcc */ | |
| 108 #ifdef ENABLE_SHARED_LIBGCC | |
| 109 #define SHARED_LIBGCC_SPEC "%{shared-libgcc:-lgcc_s} %{!shared-libgcc:-lgcc_eh}" | |
| 110 #else | |
| 111 #define SHARED_LIBGCC_SPEC /*empty*/ | |
| 112 #endif | |
| 113 #undef REAL_LIBGCC_SPEC | |
| 114 #define REAL_LIBGCC_SPEC \ | |
| 115 "%{mthreads:-lmingwthrd} -lmingw32 \ | |
| 116 "SHARED_LIBGCC_SPEC" \ | |
| 117 -lgcc \ | |
| 118 -lmoldname -lmingwex -lmsvcrt" | |
| 119 | |
| 120 #undef STARTFILE_SPEC | |
| 121 #define STARTFILE_SPEC "%{shared|mdll:dllcrt2%O%s} \ | |
| 122 %{!shared:%{!mdll:crt2%O%s}} %{pg:gcrt2%O%s} \ | |
| 123 crtbegin.o%s" | |
| 124 | |
| 125 #undef ENDFILE_SPEC | |
| 126 #define ENDFILE_SPEC \ | |
| 127 "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ | |
| 128 crtend.o%s" | |
| 129 | |
| 130 /* Override startfile prefix defaults. */ | |
| 131 #ifndef STANDARD_STARTFILE_PREFIX_1 | |
| 132 #define STANDARD_STARTFILE_PREFIX_1 "/mingw/lib/" | |
| 133 #endif | |
| 134 #ifndef STANDARD_STARTFILE_PREFIX_2 | |
| 135 #define STANDARD_STARTFILE_PREFIX_2 "" | |
| 136 #endif | |
| 137 | |
| 138 /* Output STRING, a string representing a filename, to FILE. | |
| 139 We canonicalize it to be in Unix format (backslashes are replaced | |
| 140 forward slashes. */ | |
| 141 #undef OUTPUT_QUOTED_STRING | |
| 142 #define OUTPUT_QUOTED_STRING(FILE, STRING) \ | |
| 143 do { \ | |
| 144 char c; \ | |
| 145 \ | |
| 146 putc ('\"', asm_file); \ | |
| 147 \ | |
| 148 while ((c = *string++) != 0) \ | |
| 149 { \ | |
| 150 if (c == '\\') \ | |
| 151 c = '/'; \ | |
| 152 \ | |
| 153 if (ISPRINT (c)) \ | |
| 154 { \ | |
| 155 if (c == '\"') \ | |
| 156 putc ('\\', asm_file); \ | |
| 157 putc (c, asm_file); \ | |
| 158 } \ | |
| 159 else \ | |
| 160 fprintf (asm_file, "\\%03o", (unsigned char) c); \ | |
| 161 } \ | |
| 162 \ | |
| 163 putc ('\"', asm_file); \ | |
| 164 } while (0) | |
| 165 | |
| 166 /* Define as short unsigned for compatibility with MS runtime. */ | |
| 167 #undef WINT_TYPE | |
| 168 #define WINT_TYPE "short unsigned int" | |
| 169 | |
| 170 /* mingw32 uses the -mthreads option to enable thread support. */ | |
| 171 #undef GOMP_SELF_SPECS | |
| 172 #define GOMP_SELF_SPECS "%{fopenmp: -mthreads}" | |
| 173 | |
| 174 /* mingw32 atexit function is safe to use in shared libraries. Use it | |
| 175 to register C++ static destructors. */ | |
| 176 #define TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT hook_bool_void_true | |
| 177 | |
| 178 /* Contains a pointer to type target_ovr_attr defining the target specific | |
| 179 overrides of format attributes. See c-format.h for structure | |
| 180 definition. */ | |
| 181 #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES | |
| 182 #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES mingw_format_attribute_overrides | |
| 183 | |
| 184 /* Specify the count of elements in TARGET_OVERRIDES_ATTRIBUTE. */ | |
| 185 #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT | |
| 186 #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT 3 | |
| 187 | |
| 188 /* Custom initialization for warning -Wpedantic-ms-format for c-format. */ | |
| 189 #undef TARGET_OVERRIDES_FORMAT_INIT | |
| 190 #define TARGET_OVERRIDES_FORMAT_INIT msformat_init | |
| 191 | |
| 192 /* MS specific format attributes for ms_printf, ms_scanf, ms_strftime. */ | |
| 193 #undef TARGET_FORMAT_TYPES | |
| 194 #define TARGET_FORMAT_TYPES mingw_format_attributes | |
| 195 | |
| 196 #undef TARGET_N_FORMAT_TYPES | |
| 197 #define TARGET_N_FORMAT_TYPES 3 | |
| 198 | |
| 199 /* Let defaults.h definition of TARGET_USE_JCR_SECTION apply. */ | |
| 200 #undef TARGET_USE_JCR_SECTION | |
| 201 | |
| 202 #undef MINGW_ENABLE_EXECUTE_STACK | |
| 203 #define MINGW_ENABLE_EXECUTE_STACK \ | |
| 204 extern void __enable_execute_stack (void *); \ | |
| 205 void \ | |
| 206 __enable_execute_stack (void *addr) \ | |
| 207 { \ | |
| 208 MEMORY_BASIC_INFORMATION b; \ | |
| 209 if (!VirtualQuery (addr, &b, sizeof(b))) \ | |
| 210 abort (); \ | |
| 211 VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE, \ | |
| 212 &b.Protect); \ | |
| 213 } | |
| 214 | |
| 215 #undef ENABLE_EXECUTE_STACK | |
| 216 #define ENABLE_EXECUTE_STACK MINGW_ENABLE_EXECUTE_STACK | |
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217 #undef CHECK_EXECUTE_STACK_ENABLED |
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218 #define CHECK_EXECUTE_STACK_ENABLED flag_setstackexecutable |
| 0 | 219 |
| 220 #ifdef IN_LIBGCC2 | |
| 221 #include <windows.h> | |
| 222 #endif | |
| 223 | |
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224 /* For 64-bit Windows we can't use DW2 unwind info. Also for multilib |
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225 builds we can't use it, too. */ |
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226 #if !TARGET_64BIT_DEFAULT && !defined (TARGET_BI_ARCH) |
| 0 | 227 #define MD_UNWIND_SUPPORT "config/i386/w32-unwind.h" |
| 228 #endif | |
| 229 | |
| 230 /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygming. */ | |
| 231 /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygwin. */ | |
| 232 #if DWARF2_UNWIND_INFO | |
| 233 #define LIBGCC_EH_EXTN "_dw2" | |
| 234 #else | |
| 235 #define LIBGCC_EH_EXTN "_sjlj" | |
| 236 #endif | |
| 237 #define LIBGCC_SONAME "libgcc_s" LIBGCC_EH_EXTN "-1.dll" | |
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238 |
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239 /* We should find a way to not have to update this manually. */ |
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240 #define LIBGCJ_SONAME "libgcj" /*LIBGCC_EH_EXTN*/ "-12.dll" |
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241 |