xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/i386/mingw-w64.h (revision 8feb0f0b7eaff0608f8350bbfa3098827b4bb91b)
1 /* Operating system specific defines to be used when targeting GCC for
2    hosting on Windows 32/64 via mingw-w64 runtime, using GNU tools and
3    the Windows API Library.
4    Copyright (C) 2009-2020 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 /* Enable -municode feature and support optional pthread support.  */
23 
24 #undef CPP_SPEC
25 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{mthreads:-D_MT} " \
26 		 "%{municode:-DUNICODE} " \
27 		 "%{" SPEC_PTHREAD1 ":-D_REENTRANT} " \
28 		 "%{" SPEC_PTHREAD2 ":-U_REENTRANT} "
29 
30 #undef STARTFILE_SPEC
31 #define STARTFILE_SPEC "%{shared|mdll:dllcrt2%O%s} \
32   %{!shared:%{!mdll:%{!municode:crt2%O%s}}} \
33   %{!shared:%{!mdll:%{municode:crt2u%O%s}}} \
34   %{pg:gcrt2%O%s} \
35   crtbegin.o%s \
36   %{fvtable-verify=none:%s; \
37     fvtable-verify=preinit:vtv_start.o%s; \
38     fvtable-verify=std:vtv_start.o%s}"
39 
40 /* Enable multilib.  */
41 
42 #undef ASM_SPEC
43 #define ASM_SPEC "%{m32:--32} %{m64:--64}"
44 
45 #undef LIB_SPEC
46 #define LIB_SPEC "%{pg:-lgmon} %{" SPEC_PTHREAD1 ":-lpthread} " \
47 		 "%{" SPEC_PTHREAD2 ": } " \
48 		 "%{mwindows:-lgdi32 -lcomdlg32} " \
49      "%{fvtable-verify=preinit:-lvtv -lpsapi; \
50         fvtable-verify=std:-lvtv -lpsapi} " \
51 		 "-ladvapi32 -lshell32 -luser32 -lkernel32"
52 
53 #undef SPEC_32
54 #undef SPEC_64
55 #if TARGET_64BIT_DEFAULT
56 #define SPEC_32 "m32"
57 #define SPEC_64 "!m32"
58 #else
59 #define SPEC_32 "!m64"
60 #define SPEC_64 "m64"
61 #endif
62 
63 #undef SUB_LINK_ENTRY32
64 #undef SUB_LINK_ENTRY64
65 #define SUB_LINK_ENTRY32 "-e _DllMainCRTStartup@12"
66 #if defined(USE_MINGW64_LEADING_UNDERSCORES)
67 #define SUB_LINK_ENTRY64 "-e _DllMainCRTStartup"
68 #else
69 #define SUB_LINK_ENTRY64 "-e DllMainCRTStartup"
70 #endif
71 
72 #undef SUB_LINK_SPEC
73 #undef SUB_LINK_ENTRY
74 #define SUB_LINK_SPEC "%{" SPEC_64 ":-m i386pep} %{" SPEC_32 ":-m i386pe}"
75 #define SUB_LINK_ENTRY "%{" SPEC_64 ":" SUB_LINK_ENTRY64 "} %{" SPEC_32 ":" SUB_LINK_ENTRY32 "}"
76 
77 #undef MULTILIB_DEFAULTS
78 #if TARGET_64BIT_DEFAULT
79 #define MULTILIB_DEFAULTS { "m64" }
80 #else
81 #define MULTILIB_DEFAULTS { "m32" }
82 #endif
83 
84 #undef LINK_SPEC_LARGE_ADDR_AWARE
85 #if MINGW_DEFAULT_LARGE_ADDR_AWARE
86 # define LINK_SPEC_LARGE_ADDR_AWARE \
87   "%{!shared:%{!mdll:%{" SPEC_32 ":--large-address-aware}}}"
88 #else
89 # define LINK_SPEC_LARGE_ADDR_AWARE ""
90 #endif
91 
92 #undef LINK_SPEC
93 #define LINK_SPEC SUB_LINK_SPEC " %{mwindows:--subsystem windows} \
94   %{mconsole:--subsystem console} \
95   %{shared: %{mdll: %eshared and mdll are not compatible}} \
96   %{shared: --shared} %{mdll:--dll} \
97   %{static:-Bstatic} %{!static:-Bdynamic} \
98   %{shared|mdll: " SUB_LINK_ENTRY " --enable-auto-image-base} \
99   " LINK_SPEC_LARGE_ADDR_AWARE "\
100   %(shared_libgcc_undefs)"
101