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ddc3e74d9c
In most cases we were already passing get_sp_from_cpustate directly to the function. In other cases, we were passing a local variable which already contained the same value. In the rest of the cases, we were passing the stack pointer out of env directly. Reviewed by: Warner Losh <imp@bsdimp.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20210426025334.1168495-5-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
51 lines
1.9 KiB
C
51 lines
1.9 KiB
C
/*
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* Emulation of Linux signals
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*
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* Copyright (c) 2003 Fabrice Bellard
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SIGNAL_COMMON_H
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#define SIGNAL_COMMON_H
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int on_sig_stack(unsigned long sp);
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int sas_ss_flags(unsigned long sp);
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abi_ulong target_sigsp(abi_ulong sp, struct target_sigaction *ka);
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void target_save_altstack(target_stack_t *uss, CPUArchState *env);
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abi_long target_restore_altstack(target_stack_t *uss, CPUArchState *env);
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static inline void target_sigemptyset(target_sigset_t *set)
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{
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memset(set, 0, sizeof(*set));
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}
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void host_to_target_sigset_internal(target_sigset_t *d,
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const sigset_t *s);
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void target_to_host_sigset_internal(sigset_t *d,
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const target_sigset_t *s);
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void tswap_siginfo(target_siginfo_t *tinfo,
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const target_siginfo_t *info);
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void set_sigmask(const sigset_t *set);
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void force_sig(int sig);
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void force_sigsegv(int oldsig);
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#if defined(TARGET_ARCH_HAS_SETUP_FRAME)
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void setup_frame(int sig, struct target_sigaction *ka,
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target_sigset_t *set, CPUArchState *env);
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#endif
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void setup_rt_frame(int sig, struct target_sigaction *ka,
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target_siginfo_t *info,
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target_sigset_t *set, CPUArchState *env);
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#endif
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