Mercurial > hg > CbC > CbC_gcc
annotate gcc/config/freebsd-spec.h @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 12 Feb 2010 23:39:51 +0900 |
| parents | a06113de4d67 |
| children | f6334be47118 |
| rev | line source |
|---|---|
| 0 | 1 /* Base configuration file for all FreeBSD targets. |
| 2 Copyright (C) 1999, 2000, 2001, 2004, 2005, 2007, 2009 Free Software Foundation, Inc. | |
| 3 | |
| 4 This file is part of GCC. | |
| 5 | |
| 6 GCC is free software; you can redistribute it and/or modify | |
| 7 it under the terms of the GNU General Public License as published by | |
| 8 the Free Software Foundation; either version 3, or (at your option) | |
| 9 any later version. | |
| 10 | |
| 11 GCC is distributed in the hope that it will be useful, | |
| 12 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 GNU General Public License for more details. | |
| 15 | |
| 16 Under Section 7 of GPL version 3, you are granted additional | |
| 17 permissions described in the GCC Runtime Library Exception, version | |
| 18 3.1, as published by the Free Software Foundation. | |
| 19 | |
| 20 You should have received a copy of the GNU General Public License and | |
| 21 a copy of the GCC Runtime Library Exception along with this program; | |
| 22 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
| 23 <http://www.gnu.org/licenses/>. */ | |
| 24 | |
| 25 /* Common FreeBSD configuration. | |
| 26 All FreeBSD architectures should include this file, which will specify | |
| 27 their commonalities. | |
| 28 Adapted from gcc/config/freebsd.h by | |
| 29 David O'Brien <obrien@FreeBSD.org> | |
| 30 Loren J. Rittle <ljrittle@acm.org>. */ | |
| 31 | |
| 32 | |
| 33 /* In case we need to know. */ | |
| 34 #define USING_CONFIG_FREEBSD_SPEC 1 | |
| 35 | |
| 36 /* This defines which switch letters take arguments. On FreeBSD, most of | |
| 37 the normal cases (defined in gcc.c) apply, and we also have -h* and | |
| 38 -z* options (for the linker) (coming from SVR4). | |
| 39 We also have -R (alias --rpath), no -z, --soname (-h), --assert etc. */ | |
| 40 | |
| 41 #define FBSD_SWITCH_TAKES_ARG(CHAR) \ | |
| 42 (DEFAULT_SWITCH_TAKES_ARG (CHAR) \ | |
| 43 || (CHAR) == 'h' \ | |
| 44 || (CHAR) == 'z' /* ignored by ld */ \ | |
| 45 || (CHAR) == 'R') | |
| 46 | |
| 47 /* This defines which multi-letter switches take arguments. */ | |
| 48 | |
| 49 #define FBSD_WORD_SWITCH_TAKES_ARG(STR) \ | |
| 50 (DEFAULT_WORD_SWITCH_TAKES_ARG (STR) \ | |
| 51 || !strcmp ((STR), "rpath") || !strcmp ((STR), "rpath-link") \ | |
| 52 || !strcmp ((STR), "soname") || !strcmp ((STR), "defsym") \ | |
| 53 || !strcmp ((STR), "assert") || !strcmp ((STR), "dynamic-linker")) | |
| 54 | |
| 55 #define FBSD_TARGET_OS_CPP_BUILTINS() \ | |
| 56 do \ | |
| 57 { \ | |
| 58 builtin_define_with_int_value ("__FreeBSD__", FBSD_MAJOR); \ | |
| 59 builtin_define_std ("unix"); \ | |
| 60 builtin_define ("__KPRINTF_ATTRIBUTE__"); \ | |
| 61 builtin_assert ("system=unix"); \ | |
| 62 builtin_assert ("system=bsd"); \ | |
| 63 builtin_assert ("system=FreeBSD"); \ | |
| 64 FBSD_TARGET_CPU_CPP_BUILTINS(); \ | |
| 65 } \ | |
| 66 while (0) | |
| 67 | |
| 68 /* Define the default FreeBSD-specific per-CPU hook code. */ | |
| 69 #define FBSD_TARGET_CPU_CPP_BUILTINS() do {} while (0) | |
| 70 | |
| 71 /* Provide a CPP_SPEC appropriate for FreeBSD. We just deal with the GCC | |
| 72 option `-posix', and PIC issues. */ | |
| 73 | |
| 74 #define FBSD_CPP_SPEC " \ | |
| 75 %(cpp_cpu) \ | |
| 76 %(cpp_arch) \ | |
| 77 %{posix:-D_POSIX_SOURCE}" | |
| 78 | |
| 79 /* Provide a STARTFILE_SPEC appropriate for FreeBSD. Here we add | |
| 80 the magical crtbegin.o file (see crtstuff.c) which provides part | |
| 81 of the support for getting C++ file-scope static object constructed | |
| 82 before entering `main'. */ | |
| 83 | |
| 84 #define FBSD_STARTFILE_SPEC \ | |
| 85 "%{!shared: \ | |
| 86 %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \ | |
| 87 %{!p:%{profile:gcrt1.o%s} \ | |
| 88 %{!profile:crt1.o%s}}}} \ | |
| 89 crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" | |
| 90 | |
| 91 /* Provide a ENDFILE_SPEC appropriate for FreeBSD. Here we tack on | |
| 92 the magical crtend.o file (see crtstuff.c) which provides part of | |
| 93 the support for getting C++ file-scope static object constructed | |
| 94 before entering `main', followed by a normal "finalizer" file, | |
| 95 `crtn.o'. */ | |
| 96 | |
| 97 #define FBSD_ENDFILE_SPEC \ | |
| 98 "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s" | |
| 99 | |
| 100 /* Provide a LIB_SPEC appropriate for FreeBSD as configured and as | |
| 101 required by the user-land thread model. Before __FreeBSD_version | |
| 102 500016, select the appropriate libc, depending on whether we're | |
| 103 doing profiling or need threads support. At __FreeBSD_version | |
| 104 500016 and later, when threads support is requested include both | |
| 105 -lc and the threading lib instead of only -lc_r. To make matters | |
| 106 interesting, we can't actually use __FreeBSD_version provided by | |
| 107 <osreldate.h> directly since it breaks cross-compiling. As a final | |
| 108 twist, make it a hard error if -pthread is provided on the command | |
| 109 line and gcc was configured with --disable-threads (this will help | |
| 110 avoid bug reports from users complaining about threading when they | |
| 111 misconfigured the gcc bootstrap but are later consulting FreeBSD | |
| 112 manual pages that refer to the mythical -pthread option). */ | |
| 113 | |
| 114 /* Provide a LIB_SPEC appropriate for FreeBSD. Just select the appropriate | |
| 115 libc, depending on whether we're doing profiling or need threads support. | |
| 116 (similar to the default, except no -lg, and no -p). */ | |
| 117 | |
| 118 #ifdef FBSD_NO_THREADS | |
| 119 #define FBSD_LIB_SPEC " \ | |
| 120 %{pthread: %eThe -pthread option is only supported on FreeBSD when gcc \ | |
| 121 is built with the --enable-threads configure-time option.} \ | |
| 122 %{!shared: \ | |
| 123 %{!pg: -lc} \ | |
| 124 %{pg: -lc_p} \ | |
| 125 }" | |
| 126 #else | |
| 127 #if FBSD_MAJOR < 5 | |
| 128 #define FBSD_LIB_SPEC " \ | |
| 129 %{!shared: \ | |
| 130 %{!pg: \ | |
| 131 %{!pthread:-lc} \ | |
| 132 %{pthread:-lc_r}} \ | |
| 133 %{pg: \ | |
| 134 %{!pthread:-lc_p} \ | |
| 135 %{pthread:-lc_r_p}} \ | |
| 136 }" | |
| 137 #else | |
| 138 #define FBSD_LIB_SPEC " \ | |
| 139 %{!shared: \ | |
| 140 %{!pg: %{pthread:-lpthread} -lc} \ | |
| 141 %{pg: %{pthread:-lpthread_p} -lc_p} \ | |
| 142 }" | |
| 143 #endif | |
| 144 #endif | |
| 145 | |
| 146 #if FBSD_MAJOR < 6 | |
| 147 #define FBSD_DYNAMIC_LINKER "/usr/libexec/ld-elf.so.1" | |
| 148 #else | |
| 149 #define FBSD_DYNAMIC_LINKER "/libexec/ld-elf.so.1" | |
| 150 #endif | |
|
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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151 |
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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152 #if defined(HAVE_LD_EH_FRAME_HDR) |
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77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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153 #define LINK_EH_SPEC "%{!static:--eh-frame-hdr} " |
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77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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diff
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154 #endif |
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77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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155 |
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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156 /* Use --as-needed -lgcc_s for eh support. */ |
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
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157 #ifdef HAVE_LD_AS_NEEDED |
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
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158 #define USE_LD_AS_NEEDED 1 |
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77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
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159 #endif |