155 lines
5.5 KiB
C
155 lines
5.5 KiB
C
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/* Definitions for systems using, at least optionally, a GNU
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(glibc-based) userspace or other userspace with libc derived from
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glibc (e.g. uClibc) or for which similar specs are appropriate.
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Copyright (C) 1995-2019 Free Software Foundation, Inc.
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Contributed by Eric Youngdale.
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Modified for stabs-in-ELF by H.J. Lu (hjl@lucon.org).
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#undef ASM_APP_ON
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#define ASM_APP_ON "#APP\n"
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#undef ASM_APP_OFF
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#define ASM_APP_OFF "#NO_APP\n"
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#if ENABLE_OFFLOADING == 1
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#define CRTOFFLOADBEGIN "%{fopenacc|fopenmp:crtoffloadbegin%O%s}"
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#define CRTOFFLOADEND "%{fopenacc|fopenmp:crtoffloadend%O%s}"
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#else
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#define CRTOFFLOADBEGIN ""
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#define CRTOFFLOADEND ""
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#endif
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#define GNU_USER_TARGET_CRTI "crti.o%s"
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#define GNU_USER_TARGET_CRTN "crtn.o%s"
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/* Provide a STARTFILE_SPEC appropriate for GNU userspace. Here we add
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the GNU userspace magical crtbegin.o file (see crtstuff.c) which
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provides part of the support for getting C++ file-scope static
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object constructed before entering `main'. */
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#define GNU_USER_TARGET_STARTFILE_SPEC \
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"%{shared:; \
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pg|p|profile:%{static-pie:grcrt1.o%s;:gcrt1.o%s}; \
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static:crt1.o%s; \
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static-pie:rcrt1.o%s; \
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" PIE_SPEC ":Scrt1.o%s; \
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:crt1.o%s} " \
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GNU_USER_TARGET_CRTI " \
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%{static:crtbeginT.o%s; \
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shared|static-pie|" PIE_SPEC ":crtbeginS.o%s; \
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:crtbegin.o%s} \
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%{fvtable-verify=none:%s; \
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fvtable-verify=preinit:vtv_start_preinit.o%s; \
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fvtable-verify=std:vtv_start.o%s} " \
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CRTOFFLOADBEGIN
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC GNU_USER_TARGET_STARTFILE_SPEC
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/* Provide a ENDFILE_SPEC appropriate for GNU userspace. Here we tack on
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the GNU userspace magical crtend.o file (see crtstuff.c) which
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provides part of the support for getting C++ file-scope static
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object constructed before entering `main', followed by a normal
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GNU userspace "finalizer" file, `crtn.o'. */
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#define GNU_USER_TARGET_ENDFILE_SPEC \
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"%{fvtable-verify=none:%s; \
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fvtable-verify=preinit:vtv_end_preinit.o%s; \
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fvtable-verify=std:vtv_end.o%s} \
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%{static:crtend.o%s; \
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shared|static-pie|" PIE_SPEC ":crtendS.o%s; \
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:crtend.o%s} " \
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GNU_USER_TARGET_CRTN " " \
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CRTOFFLOADEND
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC GNU_USER_TARGET_ENDFILE_SPEC
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/* This is for -profile to use -lc_p instead of -lc. */
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#define GNU_USER_TARGET_CC1_SPEC "%{profile:-p}"
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#ifndef CC1_SPEC
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#define CC1_SPEC GNU_USER_TARGET_CC1_SPEC
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#endif
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/* The GNU C++ standard library requires that these macros be defined. */
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#undef CPLUSPLUS_CPP_SPEC
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#define CPLUSPLUS_CPP_SPEC "-D_GNU_SOURCE %(cpp)"
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#define GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC \
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"%{shared:-lc} \
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%{!shared:%{profile:-lc_p}%{!profile:-lc}}"
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#define GNU_USER_TARGET_LIB_SPEC \
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"%{pthread:-lpthread} " \
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GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC
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#undef LIB_SPEC
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#define LIB_SPEC GNU_USER_TARGET_LIB_SPEC
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#if defined(HAVE_LD_EH_FRAME_HDR)
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#define LINK_EH_SPEC "%{!static|static-pie:--eh-frame-hdr} "
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#endif
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#define GNU_USER_TARGET_LINK_GCC_C_SEQUENCE_SPEC \
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"%{static|static-pie:--start-group} %G %{!nolibc:%L} \
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%{static|static-pie:--end-group}%{!static:%{!static-pie:%G}}"
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#undef LINK_GCC_C_SEQUENCE_SPEC
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#define LINK_GCC_C_SEQUENCE_SPEC GNU_USER_TARGET_LINK_GCC_C_SEQUENCE_SPEC
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/* Use --as-needed -lgcc_s for eh support. */
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#ifdef HAVE_LD_AS_NEEDED
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#define USE_LD_AS_NEEDED 1
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#endif
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#define TARGET_POSIX_IO
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#undef TARGET_LIBC_HAS_FUNCTION
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#define TARGET_LIBC_HAS_FUNCTION gnu_libc_has_function
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/* Link -lasan early on the command line. For -static-libasan, don't link
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it for -shared link, the executable should be compiled with -static-libasan
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in that case, and for executable link with --{,no-}whole-archive around
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it to force everything into the executable. And similarly for -ltsan
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and -llsan. */
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#if defined(HAVE_LD_STATIC_DYNAMIC)
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#undef LIBASAN_EARLY_SPEC
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#define LIBASAN_EARLY_SPEC "%{!shared:libasan_preinit%O%s} " \
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"%{static-libasan:%{!shared:" \
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LD_STATIC_OPTION " --whole-archive -lasan --no-whole-archive " \
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LD_DYNAMIC_OPTION "}}%{!static-libasan:-lasan}"
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#undef LIBTSAN_EARLY_SPEC
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#define LIBTSAN_EARLY_SPEC "%{!shared:libtsan_preinit%O%s} " \
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"%{static-libtsan:%{!shared:" \
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LD_STATIC_OPTION " --whole-archive -ltsan --no-whole-archive " \
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LD_DYNAMIC_OPTION "}}%{!static-libtsan:-ltsan}"
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#undef LIBLSAN_EARLY_SPEC
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#define LIBLSAN_EARLY_SPEC "%{!shared:liblsan_preinit%O%s} " \
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"%{static-liblsan:%{!shared:" \
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LD_STATIC_OPTION " --whole-archive -llsan --no-whole-archive " \
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LD_DYNAMIC_OPTION "}}%{!static-liblsan:-llsan}"
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#endif
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#undef TARGET_F951_OPTIONS
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#define TARGET_F951_OPTIONS "%{!nostdinc:\
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%:fortran-preinclude-file(-fpre-include= math-vector-fortran.h finclude%s/)}"
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