55c5063c61
These headers all use TARGET_CPU_H as header guard symbol. Reuse of the same guard symbol in multiple headers is okay as long as they cannot be included together. Since we can avoid guard symbol reuse easily, do so: use guard symbol $target_TARGET_CPU_H for linux-user/$target/target_cpu.h. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Richard Henderson <rth@twiddle.net>
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/*
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* SPARC specific CPU ABI and functions for linux-user
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*
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* Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
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* Copyright (C) 2003-2005 Fabrice Bellard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SPARC_TARGET_CPU_H
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#define SPARC_TARGET_CPU_H
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static inline void cpu_clone_regs(CPUSPARCState *env, target_ulong newsp)
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{
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if (newsp) {
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env->regwptr[22] = newsp;
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}
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/* syscall return for clone child: 0, and clear CF since
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* this counts as a success return value.
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*/
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env->regwptr[0] = 0;
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#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
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env->xcc &= ~PSR_CARRY;
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#else
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env->psr &= ~PSR_CARRY;
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#endif
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}
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static inline void cpu_set_tls(CPUSPARCState *env, target_ulong newtls)
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{
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env->gregs[7] = newtls;
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}
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#endif
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