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comparison gcc/config/i386/mingw32.h @ 0:a06113de4d67

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first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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children 77e2b8dfacca
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-1:000000000000 0:a06113de4d67
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,
4 2009 Free Software Foundation, Inc.
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));\
41 if (TARGET_64BIT && DEFAULT_ABI == MS_ABI) \
42 { \
43 builtin_define ("__MINGW64__"); \
44 builtin_define_std ("WIN64"); \
45 builtin_define_std ("_WIN64"); \
46 } \
47 } \
48 while (0)
49
50 /* Override the standard choice of /usr/include as the default prefix
51 to try when searching for header files. */
52 #undef STANDARD_INCLUDE_DIR
53 #if TARGET_64BIT_DEFAULT
54 #define STANDARD_INCLUDE_DIR "/mingw/include64"
55 #else
56 #define STANDARD_INCLUDE_DIR "/mingw/include"
57 #endif
58 #undef STANDARD_INCLUDE_COMPONENT
59 #define STANDARD_INCLUDE_COMPONENT "MINGW"
60
61 #undef CPP_SPEC
62 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{mthreads:-D_MT}"
63
64 /* For Windows applications, include more libraries, but always include
65 kernel32. */
66 #undef LIB_SPEC
67 #define LIB_SPEC "%{pg:-lgmon} %{mwindows:-lgdi32 -lcomdlg32} \
68 -luser32 -lkernel32 -ladvapi32 -lshell32"
69
70 /* Weak symbols do not get resolved if using a Windows dll import lib.
71 Make the unwind registration references strong undefs. */
72 #if DWARF2_UNWIND_INFO
73 #define SHARED_LIBGCC_UNDEFS_SPEC \
74 "%{shared-libgcc: -u ___register_frame_info -u ___deregister_frame_info}"
75 #else
76 #define SHARED_LIBGCC_UNDEFS_SPEC ""
77 #endif
78
79 #undef SUBTARGET_EXTRA_SPECS
80 #define SUBTARGET_EXTRA_SPECS \
81 { "shared_libgcc_undefs", SHARED_LIBGCC_UNDEFS_SPEC }
82
83 #define LINK_SPEC "%{mwindows:--subsystem windows} \
84 %{mconsole:--subsystem console} \
85 %{shared: %{mdll: %eshared and mdll are not compatible}} \
86 %{shared: --shared} %{mdll:--dll} \
87 %{static:-Bstatic} %{!static:-Bdynamic} \
88 %{shared|mdll: -e _DllMainCRTStartup@12 --enable-auto-image-base} \
89 %(shared_libgcc_undefs)"
90
91 /* Include in the mingw32 libraries with libgcc */
92 #ifdef ENABLE_SHARED_LIBGCC
93 #define SHARED_LIBGCC_SPEC "%{shared-libgcc:-lgcc_s} %{!shared-libgcc:-lgcc_eh}"
94 #else
95 #define SHARED_LIBGCC_SPEC /*empty*/
96 #endif
97 #undef REAL_LIBGCC_SPEC
98 #define REAL_LIBGCC_SPEC \
99 "%{mthreads:-lmingwthrd} -lmingw32 \
100 "SHARED_LIBGCC_SPEC" \
101 -lgcc \
102 -lmoldname -lmingwex -lmsvcrt"
103
104 #undef STARTFILE_SPEC
105 #define STARTFILE_SPEC "%{shared|mdll:dllcrt2%O%s} \
106 %{!shared:%{!mdll:crt2%O%s}} %{pg:gcrt2%O%s} \
107 crtbegin.o%s"
108
109 #undef ENDFILE_SPEC
110 #define ENDFILE_SPEC \
111 "%{ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
112 crtend.o%s"
113
114 /* Override startfile prefix defaults. */
115 #ifndef STANDARD_STARTFILE_PREFIX_1
116 #if TARGET_64BIT_DEFAULT
117 #define STANDARD_STARTFILE_PREFIX_1 "/mingw/lib64/"
118 #else
119 #define STANDARD_STARTFILE_PREFIX_1 "/mingw/lib/"
120 #endif
121 #endif
122 #ifndef STANDARD_STARTFILE_PREFIX_2
123 #define STANDARD_STARTFILE_PREFIX_2 ""
124 #endif
125
126 /* Output STRING, a string representing a filename, to FILE.
127 We canonicalize it to be in Unix format (backslashes are replaced
128 forward slashes. */
129 #undef OUTPUT_QUOTED_STRING
130 #define OUTPUT_QUOTED_STRING(FILE, STRING) \
131 do { \
132 char c; \
133 \
134 putc ('\"', asm_file); \
135 \
136 while ((c = *string++) != 0) \
137 { \
138 if (c == '\\') \
139 c = '/'; \
140 \
141 if (ISPRINT (c)) \
142 { \
143 if (c == '\"') \
144 putc ('\\', asm_file); \
145 putc (c, asm_file); \
146 } \
147 else \
148 fprintf (asm_file, "\\%03o", (unsigned char) c); \
149 } \
150 \
151 putc ('\"', asm_file); \
152 } while (0)
153
154 /* Define as short unsigned for compatibility with MS runtime. */
155 #undef WINT_TYPE
156 #define WINT_TYPE "short unsigned int"
157
158 /* mingw32 uses the -mthreads option to enable thread support. */
159 #undef GOMP_SELF_SPECS
160 #define GOMP_SELF_SPECS "%{fopenmp: -mthreads}"
161
162 /* mingw32 atexit function is safe to use in shared libraries. Use it
163 to register C++ static destructors. */
164 #define TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT hook_bool_void_true
165
166 /* Contains a pointer to type target_ovr_attr defining the target specific
167 overrides of format attributes. See c-format.h for structure
168 definition. */
169 #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES
170 #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES mingw_format_attribute_overrides
171
172 /* Specify the count of elements in TARGET_OVERRIDES_ATTRIBUTE. */
173 #undef TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT
174 #define TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT 3
175
176 /* Custom initialization for warning -Wpedantic-ms-format for c-format. */
177 #undef TARGET_OVERRIDES_FORMAT_INIT
178 #define TARGET_OVERRIDES_FORMAT_INIT msformat_init
179
180 /* MS specific format attributes for ms_printf, ms_scanf, ms_strftime. */
181 #undef TARGET_FORMAT_TYPES
182 #define TARGET_FORMAT_TYPES mingw_format_attributes
183
184 #undef TARGET_N_FORMAT_TYPES
185 #define TARGET_N_FORMAT_TYPES 3
186
187 /* Let defaults.h definition of TARGET_USE_JCR_SECTION apply. */
188 #undef TARGET_USE_JCR_SECTION
189
190 #undef MINGW_ENABLE_EXECUTE_STACK
191 #define MINGW_ENABLE_EXECUTE_STACK \
192 extern void __enable_execute_stack (void *); \
193 void \
194 __enable_execute_stack (void *addr) \
195 { \
196 MEMORY_BASIC_INFORMATION b; \
197 if (!VirtualQuery (addr, &b, sizeof(b))) \
198 abort (); \
199 VirtualProtect (b.BaseAddress, b.RegionSize, PAGE_EXECUTE_READWRITE, \
200 &b.Protect); \
201 }
202
203 #undef ENABLE_EXECUTE_STACK
204 #define ENABLE_EXECUTE_STACK MINGW_ENABLE_EXECUTE_STACK
205
206 #ifdef IN_LIBGCC2
207 #include <windows.h>
208 #endif
209
210 #if !TARGET_64BIT
211 #define MD_UNWIND_SUPPORT "config/i386/w32-unwind.h"
212 #endif
213
214 /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygming. */
215 /* This matches SHLIB_SONAME and SHLIB_SOVERSION in t-cygwin. */
216 #if DWARF2_UNWIND_INFO
217 #define LIBGCC_EH_EXTN "_dw2"
218 #else
219 #define LIBGCC_EH_EXTN "_sjlj"
220 #endif
221 #define LIBGCC_SONAME "libgcc_s" LIBGCC_EH_EXTN "-1.dll"