55 lines
2.2 KiB
C
55 lines
2.2 KiB
C
/* Configuration file for ARM GNU/Linux FDPIC EABI targets.
|
|
Copyright (C) 2018-2021 Free Software Foundation, Inc.
|
|
Contributed by STMicroelectronics.
|
|
|
|
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.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GCC; see the file COPYING3. If not see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
/* On uClibc EABI GNU/Linux, we want to force -mfdpic by default,
|
|
which also means we produce PIE code by default. */
|
|
#undef FDPIC_CC1_SPEC
|
|
#define FDPIC_CC1_SPEC \
|
|
"%{!mno-fdpic:-mfdpic %{!fno-PIE:%{!fpie:%{!fPIC:%{!fpic: -fPIE}}}}}"
|
|
|
|
/* Add --fdpic assembler flag by default. */
|
|
#undef TARGET_FDPIC_ASM_SPEC
|
|
#define TARGET_FDPIC_ASM_SPEC "%{!mno-fdpic: --fdpic}"
|
|
|
|
/* TARGET_BIG_ENDIAN_DEFAULT is set in
|
|
config.gcc for big endian configurations. */
|
|
#if TARGET_BIG_ENDIAN_DEFAULT
|
|
#define TARGET_FDPIC_LINKER_EMULATION "armelfb_linux_fdpiceabi"
|
|
#else
|
|
#define TARGET_FDPIC_LINKER_EMULATION "armelf_linux_fdpiceabi"
|
|
#endif
|
|
|
|
/* Unless we generate a shared library or a relocatable object, we
|
|
force -pie. */
|
|
/* -static is not supported, because we have to define the
|
|
dynamic-linker, as we have some relocations to resolve at load
|
|
time. We do not generate an error in case the user explictly passes
|
|
the -dynamic-linker option to the linker. */
|
|
#undef SUBTARGET_EXTRA_LINK_SPEC
|
|
#define SUBTARGET_EXTRA_LINK_SPEC \
|
|
"%{!mno-fdpic: -m " TARGET_FDPIC_LINKER_EMULATION \
|
|
"%{!shared:%{!r: -pie}} }" \
|
|
"%{mno-fdpic: -m " TARGET_LINKER_EMULATION "}" \
|
|
"%{!r:%{!mno-fdpic: -z now}}"
|
|
|
|
#undef STARTFILE_SPEC
|
|
#define STARTFILE_SPEC "%{!mno-fdpic:%{!shared:crtreloc.o%s}} " \
|
|
LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC)
|