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88 lines
3.0 KiB
C
88 lines
3.0 KiB
C
/* Definitions of target machine of Andes NDS32 cpu for GNU compiler
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Copyright (C) 2012-2026 Free Software Foundation, Inc.
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Contributed by Andes Technology Corporation.
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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 it
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under the terms of the GNU General Public License as published
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by the Free Software Foundation; either version 3, or (at your
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option) any later version.
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GCC is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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/* ------------------------------------------------------------------------ */
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#define TARGET_LINUX_ABI 1
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#undef SIZE_TYPE
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#define SIZE_TYPE "unsigned int"
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE "int"
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#define TARGET_OS_CPP_BUILTINS() \
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do \
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{ \
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GNU_USER_TARGET_OS_CPP_BUILTINS(); \
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} \
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while (0)
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#ifdef TARGET_BIG_ENDIAN_DEFAULT
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#define LD_SO_ENDIAN_SPEC "%{mlittle-endian:le}%{!mlittle-endian:be}"
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#else
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#define LD_SO_ENDIAN_SPEC "%{mbig-endian:be}%{!mbig-endian:le}"
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#endif
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/* Record arch version in TARGET_ARCH_DEFAULT.
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0 means soft ABI;
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1 means hard ABI and using full floating-point instruction;
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2 means hard ABI and only using single-precision floating-point
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instruction. */
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#if TARGET_ARCH_DEFAULT
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#define LD_SO_ABI_SPEC "%{!mabi=2:f}"
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#else
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#define LD_SO_ABI_SPEC "%{mabi=2fp+:f}"
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#endif
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#define GLIBC_DYNAMIC_LINKER \
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"/lib/ld-linux-nds32" LD_SO_ENDIAN_SPEC LD_SO_ABI_SPEC ".so.1"
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/* In the configure stage we may use options --enable-default-relax,
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--enable-Os-default-ifc and --enable-Os-default-ex9. They effect
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the default spec of passing --relax, --mifc, and --mex9 to linker.
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We use NDS32_RELAX_SPEC, NDS32_IFC_SPEC, and NDS32_EX9_SPEC
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so that we can customize them conveniently. */
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#define LINK_SPEC \
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" %{G*}" \
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" %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
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" %{shared:-shared} \
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%{!shared: \
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%{!static: \
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%{rdynamic:-export-dynamic} \
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-dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
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%{static:-static}}" \
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NDS32_RELAX_SPEC
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#define LINK_PIE_SPEC "%{pie:%{!fno-pie:%{!fno-PIE:%{!static:-pie}}}} "
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#define CPP_SPEC "%{pthread:-D_REENTRANT}"
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/* The SYNC operations are implemented as library functions, not
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INSN patterns. As a result, the HAVE defines for the patterns are
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not defined. We need to define them to generate the corresponding
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__GCC_HAVE_SYNC_COMPARE_AND_SWAP_* and __GCC_ATOMIC_*_LOCK_FREE
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defines.
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Ref: https://sourceware.org/ml/libc-alpha/2014-09/msg00322.html */
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#define HAVE_sync_compare_and_swapqi 1
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#define HAVE_sync_compare_and_swaphi 1
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#define HAVE_sync_compare_and_swapsi 1
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