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annotate gcc/config/i386/mingw-w64.h @ 67:f6334be47118

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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
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55
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1 /* Operating system specific defines to be used when targeting GCC for
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2 hosting on Windows 32/64 via mingw-w64 runtime, using GNU tools and
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3 the Windows API Library.
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4 Copyright (C) 2009,
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5 2010 Free Software Foundation, Inc.
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6
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7 This file is part of GCC.
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8
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9 GCC is free software; you can redistribute it and/or modify
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10 it under the terms of the GNU General Public License as published by
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11 the Free Software Foundation; either version 3, or (at your option)
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12 any later version.
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13
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14 GCC is distributed in the hope that it will be useful,
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 GNU General Public License for more details.
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18
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19 You should have received a copy of the GNU General Public License
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20 along with GCC; see the file COPYING3. If not see
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21 <http://www.gnu.org/licenses/>. */
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22
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23 /* Enable -municode feature. */
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24
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25 #undef CPP_SPEC
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26 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{mthreads:-D_MT} \
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27 %{municode:-DUNICODE}"
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28
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29 #undef STARTFILE_SPEC
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30 #define STARTFILE_SPEC "%{shared|mdll:dllcrt2%O%s} \
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31 %{!shared:%{!mdll:%{!municode:crt2%O%s}}} \
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32 %{!shared:%{!mdll:%{municode:crt2u%O%s}}} \
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33 %{pg:gcrt2%O%s} \
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34 crtbegin.o%s"
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35
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36 /* Enable multilib. */
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37
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38 #undef ASM_SPEC
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39 #define ASM_SPEC "%{m32:--32} %{m64:--64}"
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40
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41 #undef SPEC_32
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42 #undef SPEC_64
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43 #if TARGET_64BIT_DEFAULT
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44 #define SPEC_32 "m32"
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45 #define SPEC_64 "!m32"
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46 #else
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47 #define SPEC_32 "!m64"
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48 #define SPEC_64 "m64"
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49 #endif
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50
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51 #undef SUB_LINK_ENTRY32
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52 #undef SUB_LINK_ENTRY64
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53 #define SUB_LINK_ENTRY32 "-e _DllMainCRTStartup@12"
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54 #if defined(USE_MINGW64_LEADING_UNDERSCORES)
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55 #define SUB_LINK_ENTRY64 "-e _DllMainCRTStartup"
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56 #else
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57 #define SUB_LINK_ENTRY64 "-e DllMainCRTStartup"
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58 #endif
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59
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60 #undef SUB_LINK_SPEC
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61 #undef SUB_LINK_ENTRY
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62 #define SUB_LINK_SPEC "%{" SPEC_64 ":-m i386pep} %{" SPEC_32 ":-m i386pe}"
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63 #define SUB_LINK_ENTRY "%{" SPEC_64 ":" SUB_LINK_ENTRY64 "} %{" SPEC_32 ":" SUB_LINK_ENTRY32 "}"
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64
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65 #undef MULTILIB_DEFAULTS
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66 #if TARGET_64BIT_DEFAULT
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67 #define MULTILIB_DEFAULTS { "m64" }
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68 #else
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69 #define MULTILIB_DEFAULTS { "m32" }
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70 #endif
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71
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72 #undef LINK_SPEC
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73 #define LINK_SPEC SUB_LINK_SPEC " %{mwindows:--subsystem windows} \
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74 %{mconsole:--subsystem console} \
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75 %{shared: %{mdll: %eshared and mdll are not compatible}} \
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76 %{shared: --shared} %{mdll:--dll} \
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77 %{static:-Bstatic} %{!static:-Bdynamic} \
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78 %{shared|mdll: " SUB_LINK_ENTRY " --enable-auto-image-base} \
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79 %(shared_libgcc_undefs)"