Viewing file:  uclinuxfdpiceabi.h (2.16 KB) -rw-r--r--
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/* Configuration file for ARM GNU/Linux FDPIC EABI targets.
Copyright (C) 2018-2022 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)
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