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b6458e85 | 1 | /* Base configuration file for all FreeBSD targets. |
aeee4812 | 2 | Copyright (C) 1999-2023 Free Software Foundation, Inc. |
b6458e85 | 3 | |
7ec022b2 | 4 | This file is part of GCC. |
b6458e85 | 5 | |
7ec022b2 | 6 | GCC is free software; you can redistribute it and/or modify |
b6458e85 | 7 | it under the terms of the GNU General Public License as published by |
2f83c7d6 | 8 | the Free Software Foundation; either version 3, or (at your option) |
b6458e85 DB |
9 | any later version. |
10 | ||
7ec022b2 | 11 | GCC is distributed in the hope that it will be useful, |
b6458e85 DB |
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 | ||
748086b7 JJ |
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 | |
2f83c7d6 | 23 | <http://www.gnu.org/licenses/>. */ |
b6458e85 DB |
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 | ||
7358f10d LR |
36 | #define FBSD_TARGET_OS_CPP_BUILTINS() \ |
37 | do \ | |
38 | { \ | |
4976b95c | 39 | builtin_define_with_int_value ("__FreeBSD__", FBSD_MAJOR); \ |
7358f10d | 40 | builtin_define_std ("unix"); \ |
7358f10d LR |
41 | builtin_define ("__KPRINTF_ATTRIBUTE__"); \ |
42 | builtin_assert ("system=unix"); \ | |
43 | builtin_assert ("system=bsd"); \ | |
44 | builtin_assert ("system=FreeBSD"); \ | |
45 | FBSD_TARGET_CPU_CPP_BUILTINS(); \ | |
46 | } \ | |
47 | while (0) | |
48 | ||
ff482c8d | 49 | /* Define the default FreeBSD-specific per-CPU hook code. */ |
7358f10d | 50 | #define FBSD_TARGET_CPU_CPP_BUILTINS() do {} while (0) |
b6458e85 DB |
51 | |
52 | /* Provide a CPP_SPEC appropriate for FreeBSD. We just deal with the GCC | |
53 | option `-posix', and PIC issues. */ | |
54 | ||
55 | #define FBSD_CPP_SPEC " \ | |
56 | %(cpp_cpu) \ | |
f1aa042f | 57 | %(cpp_arch) \ |
b6458e85 DB |
58 | %{posix:-D_POSIX_SOURCE}" |
59 | ||
60 | /* Provide a STARTFILE_SPEC appropriate for FreeBSD. Here we add | |
61 | the magical crtbegin.o file (see crtstuff.c) which provides part | |
62 | of the support for getting C++ file-scope static object constructed | |
991b6592 | 63 | before entering `main'. */ |
b6458e85 DB |
64 | |
65 | #define FBSD_STARTFILE_SPEC \ | |
66 | "%{!shared: \ | |
67 | %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \ | |
68 | %{!p:%{profile:gcrt1.o%s} \ | |
8ea0dcb9 AT |
69 | %{!profile: \ |
70 | %{pie: Scrt1.o%s;:crt1.o%s}}}}} \ | |
71 | crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" | |
b6458e85 DB |
72 | |
73 | /* Provide a ENDFILE_SPEC appropriate for FreeBSD. Here we tack on | |
74 | the magical crtend.o file (see crtstuff.c) which provides part of | |
75 | the support for getting C++ file-scope static object constructed | |
76 | before entering `main', followed by a normal "finalizer" file, | |
77 | `crtn.o'. */ | |
78 | ||
79 | #define FBSD_ENDFILE_SPEC \ | |
8ea0dcb9 | 80 | "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" |
b6458e85 | 81 | |
1eae4574 GP |
82 | /* When threads support is requested include both -lc and the threading |
83 | library (which assumes FreeBSD 5.x or later, __FreeBSD_version 500016 | |
84 | to be precise). | |
85 | And make it a hard error if -pthread is provided on the command | |
1763d000 DB |
86 | line and gcc was configured with --disable-threads (this will help |
87 | avoid bug reports from users complaining about threading when they | |
b6458e85 DB |
88 | misconfigured the gcc bootstrap but are later consulting FreeBSD |
89 | manual pages that refer to the mythical -pthread option). */ | |
90 | ||
91 | /* Provide a LIB_SPEC appropriate for FreeBSD. Just select the appropriate | |
92 | libc, depending on whether we're doing profiling or need threads support. | |
35fd3193 | 93 | (similar to the default, except no -lg, and no -p). */ |
b6458e85 DB |
94 | |
95 | #ifdef FBSD_NO_THREADS | |
96 | #define FBSD_LIB_SPEC " \ | |
97 | %{pthread: %eThe -pthread option is only supported on FreeBSD when gcc \ | |
98 | is built with the --enable-threads configure-time option.} \ | |
99 | %{!shared: \ | |
100 | %{!pg: -lc} \ | |
101 | %{pg: -lc_p} \ | |
102 | }" | |
103 | #else | |
92018897 DB |
104 | #define FBSD_LIB_SPEC " \ |
105 | %{!shared: \ | |
106 | %{!pg: %{pthread:-lpthread} -lc} \ | |
107 | %{pg: %{pthread:-lpthread_p} -lc_p} \ | |
67932abf AG |
108 | } \ |
109 | %{shared: \ | |
110 | %{pthread:-lpthread} -lc \ | |
92018897 | 111 | }" |
b6458e85 | 112 | #endif |
1eae4574 GP |
113 | |
114 | /* To make matters interesting, we can't actually use __FreeBSD_version | |
115 | provided by <osreldate.h> directly since it breaks cross-compiling. */ | |
2de2f846 DB |
116 | |
117 | #if FBSD_MAJOR < 6 | |
118 | #define FBSD_DYNAMIC_LINKER "/usr/libexec/ld-elf.so.1" | |
119 | #else | |
120 | #define FBSD_DYNAMIC_LINKER "/libexec/ld-elf.so.1" | |
121 | #endif | |
2208d2ac | 122 | |
deb3f362 JJ |
123 | /* NOTE: The freebsd-spec.h header is included also for various |
124 | non-FreeBSD powerpc targets, thus it should never define macros | |
125 | other than FBSD_* prefixed ones, or USING_CONFIG_FREEBSD_SPEC. */ |