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/* Definitions of target machine of Andes NDS32 cpu for GNU compiler
Copyright (C) 2012-2022 Free Software Foundation, Inc.
Contributed by Andes Technology Corporation.
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_LINUX_ABI 1
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
GNU_USER_TARGET_OS_CPP_BUILTINS(); \
} \
while (0)
#ifdef TARGET_BIG_ENDIAN_DEFAULT
#define LD_SO_ENDIAN_SPEC "%{mlittle-endian:le}%{!mlittle-endian:be}"
#else
#define LD_SO_ENDIAN_SPEC "%{mbig-endian:be}%{!mbig-endian:le}"
#endif
/* Record arch version in TARGET_ARCH_DEFAULT.
0 means soft ABI;
1 means hard ABI and using full floating-point instruction;
2 means hard ABI and only using single-precision floating-point
instruction. */
#if TARGET_ARCH_DEFAULT
#define LD_SO_ABI_SPEC "%{!mabi=2:f}"
#else
#define LD_SO_ABI_SPEC "%{mabi=2fp+:f}"
#endif
#define GLIBC_DYNAMIC_LINKER \
"/lib/ld-linux-nds32" LD_SO_ENDIAN_SPEC LD_SO_ABI_SPEC ".so.1"
/* In the configure stage we may use options --enable-default-relax,
--enable-Os-default-ifc and --enable-Os-default-ex9. They effect
the default spec of passing --relax, --mifc, and --mex9 to linker.
We use NDS32_RELAX_SPEC, NDS32_IFC_SPEC, and NDS32_EX9_SPEC
so that we can customize them conveniently. */
#define LINK_SPEC \
" %{G*}" \
" %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
" %{shared:-shared} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
-dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
%{static:-static}}" \
NDS32_RELAX_SPEC
#define LINK_PIE_SPEC "%{pie:%{!fno-pie:%{!fno-PIE:%{!static:-pie}}}} "
#define CPP_SPEC "%{pthread:-D_REENTRANT}"
/* The SYNC operations are implemented as library functions, not
INSN patterns. As a result, the HAVE defines for the patterns are
not defined. We need to define them to generate the corresponding
__GCC_HAVE_SYNC_COMPARE_AND_SWAP_* and __GCC_ATOMIC_*_LOCK_FREE
defines.
Ref: https://sourceware.org/ml/libc-alpha/2014-09/msg00322.html */
#define HAVE_sync_compare_and_swapqi 1
#define HAVE_sync_compare_and_swaphi 1
#define HAVE_sync_compare_and_swapsi 1
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