| /* Base configuration file for all FreeBSD targets. |
| Copyright (C) 1999-2021 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| Under Section 7 of GPL version 3, you are granted additional |
| permissions described in the GCC Runtime Library Exception, version |
| 3.1, as published by the Free Software Foundation. |
| |
| You should have received a copy of the GNU General Public License and |
| a copy of the GCC Runtime Library Exception along with this program; |
| see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* Common FreeBSD configuration. |
| All FreeBSD architectures should include this file, which will specify |
| their commonalities. |
| Adapted from gcc/config/freebsd.h by |
| David O'Brien <obrien@FreeBSD.org> |
| Loren J. Rittle <ljrittle@acm.org>. */ |
| |
| |
| /* In case we need to know. */ |
| #define USING_CONFIG_FREEBSD_SPEC 1 |
| |
| #define FBSD_TARGET_OS_CPP_BUILTINS() \ |
| do \ |
| { \ |
| builtin_define_with_int_value ("__FreeBSD__", FBSD_MAJOR); \ |
| builtin_define_std ("unix"); \ |
| builtin_define ("__KPRINTF_ATTRIBUTE__"); \ |
| builtin_assert ("system=unix"); \ |
| builtin_assert ("system=bsd"); \ |
| builtin_assert ("system=FreeBSD"); \ |
| FBSD_TARGET_CPU_CPP_BUILTINS(); \ |
| } \ |
| while (0) |
| |
| /* Define the default FreeBSD-specific per-CPU hook code. */ |
| #define FBSD_TARGET_CPU_CPP_BUILTINS() do {} while (0) |
| |
| /* Provide a CPP_SPEC appropriate for FreeBSD. We just deal with the GCC |
| option `-posix', and PIC issues. */ |
| |
| #define FBSD_CPP_SPEC " \ |
| %(cpp_cpu) \ |
| %(cpp_arch) \ |
| %{posix:-D_POSIX_SOURCE}" |
| |
| /* Provide a STARTFILE_SPEC appropriate for FreeBSD. Here we add |
| the magical crtbegin.o file (see crtstuff.c) which provides part |
| of the support for getting C++ file-scope static object constructed |
| before entering `main'. */ |
| |
| #define FBSD_STARTFILE_SPEC \ |
| "%{!shared: \ |
| %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \ |
| %{!p:%{profile:gcrt1.o%s} \ |
| %{!profile: \ |
| %{pie: Scrt1.o%s;:crt1.o%s}}}}} \ |
| crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" |
| |
| /* Provide a ENDFILE_SPEC appropriate for FreeBSD. Here we tack on |
| the magical crtend.o file (see crtstuff.c) which provides part of |
| the support for getting C++ file-scope static object constructed |
| before entering `main', followed by a normal "finalizer" file, |
| `crtn.o'. */ |
| |
| #define FBSD_ENDFILE_SPEC \ |
| "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s" |
| |
| /* When threads support is requested include both -lc and the threading |
| library (which assumes FreeBSD 5.x or later, __FreeBSD_version 500016 |
| to be precise). |
| And make it a hard error if -pthread is provided on the command |
| line and gcc was configured with --disable-threads (this will help |
| avoid bug reports from users complaining about threading when they |
| misconfigured the gcc bootstrap but are later consulting FreeBSD |
| manual pages that refer to the mythical -pthread option). */ |
| |
| /* Provide a LIB_SPEC appropriate for FreeBSD. Just select the appropriate |
| libc, depending on whether we're doing profiling or need threads support. |
| (similar to the default, except no -lg, and no -p). */ |
| |
| #ifdef FBSD_NO_THREADS |
| #define FBSD_LIB_SPEC " \ |
| %{pthread: %eThe -pthread option is only supported on FreeBSD when gcc \ |
| is built with the --enable-threads configure-time option.} \ |
| %{!shared: \ |
| %{!pg: -lc} \ |
| %{pg: -lc_p} \ |
| }" |
| #else |
| #define FBSD_LIB_SPEC " \ |
| %{!shared: \ |
| %{!pg: %{pthread:-lpthread} -lc} \ |
| %{pg: %{pthread:-lpthread_p} -lc_p} \ |
| } \ |
| %{shared: \ |
| %{pthread:-lpthread} -lc \ |
| }" |
| #endif |
| |
| /* To make matters interesting, we can't actually use __FreeBSD_version |
| provided by <osreldate.h> directly since it breaks cross-compiling. */ |
| |
| #if FBSD_MAJOR < 6 |
| #define FBSD_DYNAMIC_LINKER "/usr/libexec/ld-elf.so.1" |
| #else |
| #define FBSD_DYNAMIC_LINKER "/libexec/ld-elf.so.1" |
| #endif |
| |
| /* NOTE: The freebsd-spec.h header is included also for various |
| non-FreeBSD powerpc targets, thus it should never define macros |
| other than FBSD_* prefixed ones, or USING_CONFIG_FREEBSD_SPEC. */ |