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/* Base configuration file for all DragonFly targets.
Copyright (C) 2014-2022 Free Software Foundation, Inc.
Contributed by John Marino <gnugcc@marino.st>
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/>. */
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define_std ("unix"); \
builtin_define ("__DragonFly__"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=bsd"); \
builtin_assert ("system=DragonFly"); \
} \
while (0)
#undef CPP_SPEC
#define CPP_SPEC \
"%(cpp_cpu) %(cpp_arch) %{posix:-D_POSIX_SOURCE}"
#undef STARTFILE_SPEC
#define 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 \
%{shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
#undef ENDFILE_SPEC
#define ENDFILE_SPEC \
"%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
#undef LIB_SPEC
#define LIB_SPEC \
"%{pthread:-lpthread} -lc"
#if defined(HAVE_LD_EH_FRAME_HDR)
#define LINK_EH_SPEC "--eh-frame-hdr"
#endif
/* Provide a LINK_SPEC appropriate for DragonFly. Here we provide support
for the special GCC options -static and -shared, which allow us to
link things in one of these three modes by applying the appropriate
combinations of options at link-time.
When the -shared link option is used a final link is not being
done. */
#define DFBSD_LINK_SPEC \
"%{p:%nconsider using '-pg' instead of '-p' with gprof(1)} \
%{v:-V} \
%{assert*} %{R*} %{rpath*} %{defsym*} \
%{shared:-Bshareable %{h*} %{soname*}} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
-dynamic-linker %(dfbsd_dynamic_linker) \
} \
%{static:-Bstatic} \
} \
%{!static:--hash-style=gnu} \
%{symbolic:-Bsymbolic}"
#undef LINK_SPEC
#define LINK_SPEC DFBSD_LINK_SPEC
#define DFBSD_DYNAMIC_LINKER "/usr/libexec/ld-elf.so.2"
/* Use --as-needed -lgcc_s for eh support. */
#ifdef HAVE_LD_AS_NEEDED
#define USE_LD_AS_NEEDED 1
#endif
/************************[ Target stuff ]***********************************/
/* All DragonFly Architectures support the ELF object file format. */
#undef OBJECT_FORMAT_ELF
#define OBJECT_FORMAT_ELF
/* Follow DragonFly's standard headers (<machine/stdint.h>, etc...). */
#undef WCHAR_TYPE
#define WCHAR_TYPE "int"
#undef WINT_TYPE
#define WINT_TYPE "int"
/* Code generation parameters. */
/* Use periods rather than dollar signs in special g++ assembler names.
This ensures the configuration knows our system correctly so we can link
with libraries compiled with the native cc. */
#undef NO_DOLLAR_IN_LABEL
/* Used by libgcc2.c. We support file locking with fcntl / F_SETLKW.
This enables the test coverage code to use file locking when exiting a
program, which avoids race conditions if the program has forked. */
#define TARGET_POSIX_IO
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