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/* Definitions of target support for Altera Nios II systems
running GNU/Linux with ELF format.
Copyright (C) 2012-2022 Free Software Foundation, Inc.
Contributed by Mentor Graphics, 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.
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/>. */
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
GNU_USER_TARGET_OS_CPP_BUILTINS(); \
} \
while (0)
#undef CPP_SPEC
#define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-nios2.so.1"
#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-nios2.so.1"
#undef LINK_SPEC
#define LINK_SPEC LINK_SPEC_ENDIAN \
"%{shared:-shared} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
-dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
%{static:-static}}"
/* This toolchain implements the ABI for Linux Systems documented in the
Nios II Processor Reference Handbook. */
#define TARGET_LINUX_ABI 1
/* For Linux, we have access to kernel support for atomic operations,
add initialization for __sync_* builtins. */
#undef TARGET_INIT_LIBFUNCS
#define TARGET_INIT_LIBFUNCS nios2_init_libfuncs
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