/* 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, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007
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 2, or (at your option)
+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,
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 COPYING. If not, write to
-the Free Software Foundation, 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#undef TARGET_VERSION
-#define TARGET_VERSION fprintf (stderr, " (x86 MinGW)");
+#if TARGET_64BIT_DEFAULT
+#define TARGET_VERSION fprintf (stderr,"(x86_64 MinGW");
+#else
+#define TARGET_VERSION fprintf (stderr," (x86 MinGW)");
+#endif
-/* See i386/crtdll.h for an alternative definition. */
+/* 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 ("_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_MS_ABI) \
+ { \
+ builtin_define ("__MINGW64__"); \
+ builtin_define_std ("WIN64"); \
+ builtin_define_std ("_WIN64"); \
+ } \
} \
while (0)
/* Override the standard choice of /usr/include as the default prefix
to try when searching for header files. */
#undef STANDARD_INCLUDE_DIR
+#if TARGET_64BIT_DEFAULT
+#define STANDARD_INCLUDE_DIR "/mingw/include64"
+#else
#define STANDARD_INCLUDE_DIR "/mingw/include"
+#endif
#undef STANDARD_INCLUDE_COMPONENT
#define STANDARD_INCLUDE_COMPONENT "MINGW"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{shared|mdll:dllcrt2%O%s} \
- %{!shared:%{!mdll:crt2%O%s}} %{pg:gcrt2%O%s}"
+ %{!shared:%{!mdll:crt2%O%s}} %{pg:gcrt2%O%s} \
+ crtbegin.o%s"
+
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC \
+ "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
+ crtend.o%s"
/* Override startfile prefix defaults. */
#ifndef STANDARD_STARTFILE_PREFIX_1
+#if TARGET_64BIT_DEFAULT
+#define STANDARD_STARTFILE_PREFIX_1 "/mingw/lib64/"
+#else
#define STANDARD_STARTFILE_PREFIX_1 "/mingw/lib/"
#endif
+#endif
#ifndef STANDARD_STARTFILE_PREFIX_2
#define STANDARD_STARTFILE_PREFIX_2 ""
#endif
/* mingw32 uses the -mthreads option to enable thread support. */
#undef GOMP_SELF_SPECS
#define GOMP_SELF_SPECS "%{fopenmp: -mthreads}"
+
+/* 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
+
+/* 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
+
+/* JCR_SECTION works on mingw32. */
+#undef TARGET_USE_JCR_SECTION
+#define TARGET_USE_JCR_SECTION 1
+
+#undef MINGW_ENABLE_EXECUTE_STACK
+#define MINGW_ENABLE_EXECUTE_STACK \
+extern void __enable_execute_stack (void *); \
+void \
+__enable_execute_stack (void *addr) \
+{ \
+ MEMORY_BASIC_INFORMATION b; \
+ if (!VirtualQuery (addr, &b, sizeof(b))) \
+ abort (); \
+ VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE, \
+ &b.Protect); \
+}
+
+#undef ENABLE_EXECUTE_STACK
+#define ENABLE_EXECUTE_STACK MINGW_ENABLE_EXECUTE_STACK
+
+#define SUBTARGET_INIT_BUILTINS \
+do { \
+ if (TARGET_64BIT_MS_ABI) \
+ { \
+ /* These builtin functions have a different return \
+ type (intptr_t) on 64-bit MS Windows. */ \
+ disable_builtin_function ("execl"); \
+ disable_builtin_function ("execlp"); \
+ disable_builtin_function ("execle"); \
+ disable_builtin_function ("execv"); \
+ disable_builtin_function ("execvp"); \
+ disable_builtin_function ("execve"); \
+ } \
+ /* Second argument of MS scalb is long, not double. */ \
+ disable_builtin_function ("scalb"); \
+} while (0) \
+
+#ifdef IN_LIBGCC2
+#include <windows.h>
+#endif
+
+#if !TARGET_64BIT
+#define MD_UNWIND_SUPPORT "config/i386/w32-unwind.h"
+#endif