| /* Operating system specific defines to be used when targeting GCC for |
| hosting on Windows32, using GNU tools and the Windows32 API Library. |
| Copyright (C) 1997-2015 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #undef DEFAULT_ABI |
| #define DEFAULT_ABI MS_ABI |
| |
| /* By default, target has a 80387, uses IEEE compatible arithmetic, |
| returns float values in the 387 and needs stack probes. |
| We also align doubles to 64-bits for MSVC default compatibility. |
| Additionally we enable MS_BITFIELD_LAYOUT by default. */ |
| |
| #undef TARGET_SUBTARGET_DEFAULT |
| #define TARGET_SUBTARGET_DEFAULT \ |
| (MASK_80387 | MASK_IEEE_FP | MASK_FLOAT_RETURNS \ |
| | MASK_STACK_PROBE | MASK_ALIGN_DOUBLE \ |
| | MASK_MS_BITFIELD_LAYOUT) |
| |
| /* See i386/crtdll.h for an alternative definition. _INTEGRAL_MAX_BITS |
| is for compatibility with native compiler. */ |
| #define EXTRA_OS_CPP_BUILTINS() \ |
| do \ |
| { \ |
| builtin_define ("__MSVCRT__"); \ |
| builtin_define ("__MINGW32__"); \ |
| builtin_define ("_WIN32"); \ |
| builtin_define_std ("WIN32"); \ |
| builtin_define_std ("WINNT"); \ |
| builtin_define_with_int_value ("_INTEGRAL_MAX_BITS", \ |
| TYPE_PRECISION (intmax_type_node));\ |
| if (TARGET_64BIT && ix86_abi == MS_ABI) \ |
| { \ |
| builtin_define ("__MINGW64__"); \ |
| builtin_define_std ("WIN64"); \ |
| builtin_define ("_WIN64"); \ |
| } \ |
| } \ |
| while (0) |
| |
| #ifndef TARGET_USE_PTHREAD_BY_DEFAULT |
| #define SPEC_PTHREAD1 "pthread" |
| #define SPEC_PTHREAD2 "!no-pthread" |
| #else |
| #define SPEC_PTHREAD1 "!no-pthread" |
| #define SPEC_PTHREAD2 "pthread" |
| #endif |
| |
| #undef SUB_LINK_ENTRY32 |
| #undef SUB_LINK_ENTRY64 |
| #define SUB_LINK_ENTRY32 "-e _DllMainCRTStartup@12" |
| #if defined(USE_MINGW64_LEADING_UNDERSCORES) |
| #define SUB_LINK_ENTRY64 "-e _DllMainCRTStartup" |
| #else |
| #define SUB_LINK_ENTRY64 "-e DllMainCRTStartup" |
| #endif |
| |
| #undef SUB_LINK_ENTRY |
| #if TARGET_64BIT_DEFAULT |
| #define SUB_LINK_ENTRY SUB_LINK_ENTRY64 |
| #else |
| #define SUB_LINK_ENTRY SUB_LINK_ENTRY32 |
| #endif |
| |
| #undef NATIVE_SYSTEM_HEADER_COMPONENT |
| #define NATIVE_SYSTEM_HEADER_COMPONENT "MINGW" |
| |
| #undef CPP_SPEC |
| #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{mthreads:-D_MT} " \ |
| "%{" SPEC_PTHREAD1 ":-D_REENTRANT} " \ |
| "%{" SPEC_PTHREAD2 ": } " |
| |
| /* For Windows applications, include more libraries, but always include |
| kernel32. */ |
| #undef LIB_SPEC |
| #define LIB_SPEC "%{pg:-lgmon} %{" SPEC_PTHREAD1 ":-lpthread} " \ |
| "%{" SPEC_PTHREAD2 ": } " \ |
| "%{mwindows:-lgdi32 -lcomdlg32} " \ |
| "%{fvtable-verify=preinit:-lvtv -lpsapi; \ |
| fvtable-verify=std:-lvtv -lpsapi} " \ |
| "-ladvapi32 -lshell32 -luser32 -lkernel32" |
| |
| /* Weak symbols do not get resolved if using a Windows dll import lib. |
| Make the unwind registration references strong undefs. */ |
| #if DWARF2_UNWIND_INFO |
| /* DW2-unwind is just available for 32-bit mode. */ |
| #if TARGET_64BIT_DEFAULT |
| #error DW2 unwind is not available for 64-bit. |
| #endif |
| #define SHARED_LIBGCC_UNDEFS_SPEC \ |
| "%{shared-libgcc: -u ___register_frame_info -u ___deregister_frame_info}" |
| #else |
| #define SHARED_LIBGCC_UNDEFS_SPEC "" |
| #endif |
| |
| #undef SUBTARGET_EXTRA_SPECS |
| #define SUBTARGET_EXTRA_SPECS \ |
| { "shared_libgcc_undefs", SHARED_LIBGCC_UNDEFS_SPEC } |
| |
| #define LINK_SPEC "%{mwindows:--subsystem windows} \ |
| %{mconsole:--subsystem console} \ |
| %{shared: %{mdll: %eshared and mdll are not compatible}} \ |
| %{shared: --shared} %{mdll:--dll} \ |
| %{static:-Bstatic} %{!static:-Bdynamic} \ |
| %{shared|mdll: " SUB_LINK_ENTRY " --enable-auto-image-base} \ |
| %(shared_libgcc_undefs)" |
| |
| /* Include in the mingw32 libraries with libgcc */ |
| #ifdef ENABLE_SHARED_LIBGCC |
| #define SHARED_LIBGCC_SPEC " \ |
| %{static|static-libgcc:-lgcc -lgcc_eh} \ |
| %{!static: \ |
| %{!static-libgcc: \ |
| %{!shared: \ |
| %{!shared-libgcc:-lgcc -lgcc_eh} \ |
| %{shared-libgcc:-lgcc_s -lgcc} \ |
| } \ |
| %{shared:-lgcc_s -lgcc} \ |
| } \ |
| } " |
| #else |
| #define SHARED_LIBGCC_SPEC " -lgcc " |
| #endif |
| #undef REAL_LIBGCC_SPEC |
| #define REAL_LIBGCC_SPEC \ |
| "%{mthreads:-lmingwthrd} -lmingw32 \ |
| "SHARED_LIBGCC_SPEC" \ |
| -lmoldname -lmingwex -lmsvcrt" |
| |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC "%{shared|mdll:dllcrt2%O%s} \ |
| %{!shared:%{!mdll:crt2%O%s}} %{pg:gcrt2%O%s} \ |
| crtbegin.o%s \ |
| %{fvtable-verify=none:%s; \ |
| fvtable-verify=preinit:vtv_start.o%s; \ |
| fvtable-verify=std:vtv_start.o%s}" |
| |
| #undef ENDFILE_SPEC |
| #define ENDFILE_SPEC \ |
| "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \ |
| %{!shared:%:if-exists(default-manifest.o%s)}\ |
| %{fvtable-verify=none:%s; \ |
| fvtable-verify=preinit:vtv_end.o%s; \ |
| fvtable-verify=std:vtv_end.o%s} \ |
| crtend.o%s" |
| |
| /* Override startfile prefix defaults. */ |
| #ifndef STANDARD_STARTFILE_PREFIX_1 |
| #define STANDARD_STARTFILE_PREFIX_1 "/mingw/lib/" |
| #endif |
| #ifndef STANDARD_STARTFILE_PREFIX_2 |
| #define STANDARD_STARTFILE_PREFIX_2 "" |
| #endif |
| |
| /* For native mingw-version we need to take care that NATIVE_SYSTEM_HEADER_DIR |
| macro contains POSIX-style path. See bug 52947. */ |
| #undef NATIVE_SYSTEM_HEADER_DIR |
| #define NATIVE_SYSTEM_HEADER_DIR "/mingw/include" |
| |
| /* Output STRING, a string representing a filename, to FILE. |
| We canonicalize it to be in Unix format (backslashes are replaced |
| forward slashes. */ |
| #undef OUTPUT_QUOTED_STRING |
| #define OUTPUT_QUOTED_STRING(FILE, STRING) \ |
| do { \ |
| const char *_string = (const char *) (STRING); \ |
| char c; \ |
| \ |
| putc ('\"', (FILE)); \ |
| \ |
| while ((c = *_string++) != 0) \ |
| { \ |
| if (c == '\\') \ |
| c = '/'; \ |
| \ |
| if (ISPRINT (c)) \ |
| { \ |
| if (c == '\"') \ |
| putc ('\\', (FILE)); \ |
| putc (c, (FILE)); \ |
| } \ |
| else \ |
| fprintf ((FILE), "\\%03o", (unsigned char) c); \ |
| } \ |
| \ |
| putc ('\"', (FILE)); \ |
| } while (0) |
| |
| /* Define as short unsigned for compatibility with MS runtime. */ |
| #undef WINT_TYPE |
| #define WINT_TYPE "short unsigned int" |
| |
| /* mingw32 uses the -mthreads option to enable thread support. */ |
| #undef GOMP_SELF_SPECS |
| #define GOMP_SELF_SPECS "%{fopenacc|fopenmp|ftree-parallelize-loops=*: " \ |
| "-mthreads -pthread}" |
| #undef GTM_SELF_SPECS |
| #define GTM_SELF_SPECS "%{fgnu-tm:-mthreads -pthread}" |
| |
| /* mingw32 atexit function is safe to use in shared libraries. Use it |
| to register C++ static destructors. */ |
| #define TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT hook_bool_void_true |
| |
| /* Contains a pointer to type target_ovr_attr defining the target specific |
| overrides of format attributes. See c-format.h for structure |
| definition. */ |
| #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES |
| #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES mingw_format_attribute_overrides |
| |
| /* Specify the count of elements in TARGET_OVERRIDES_ATTRIBUTE. */ |
| #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT |
| #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT 3 |
| |
| /* Custom initialization for warning -Wpedantic-ms-format for c-format. */ |
| #undef TARGET_OVERRIDES_FORMAT_INIT |
| #define TARGET_OVERRIDES_FORMAT_INIT msformat_init |
| |
| /* MS specific format attributes for ms_printf, ms_scanf, ms_strftime. */ |
| #undef TARGET_FORMAT_TYPES |
| #define TARGET_FORMAT_TYPES mingw_format_attributes |
| |
| #undef TARGET_N_FORMAT_TYPES |
| #define TARGET_N_FORMAT_TYPES 3 |
| |
| /* Let defaults.h definition of TARGET_USE_JCR_SECTION apply. */ |
| #undef TARGET_USE_JCR_SECTION |
| |
| #define HAVE_ENABLE_EXECUTE_STACK |
| #undef CHECK_EXECUTE_STACK_ENABLED |
| #define CHECK_EXECUTE_STACK_ENABLED flag_setstackexecutable |
| |
| /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygming. */ |
| /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygwin. */ |
| #if DWARF2_UNWIND_INFO |
| #define LIBGCC_EH_EXTN "_dw2" |
| #else |
| #define LIBGCC_EH_EXTN "_sjlj" |
| #endif |
| #define LIBGCC_SONAME "libgcc_s" LIBGCC_EH_EXTN "-1.dll" |
| |
| /* We should find a way to not have to update this manually. */ |
| #define LIBGCJ_SONAME "libgcj" /*LIBGCC_EH_EXTN*/ "-16.dll" |