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07a6ecf48f
We will need a target-specific hook for adjusting registers in the parent during clone. Add an empty inline function for each target, and invoke it from the proper places. Reviewed-by: Laurent Vivier <laurent@vivier.eu> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-Id: <20191106113318.10226-11-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/*
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* m68k specific CPU ABI and functions for linux-user
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*
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* Copyright (c) 2005-2007 CodeSourcery
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* Written by Paul Brook
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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 2.1 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 M68K_TARGET_CPU_H
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#define M68K_TARGET_CPU_H
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static inline void cpu_clone_regs_child(CPUM68KState *env, target_ulong newsp,
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unsigned flags)
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{
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if (newsp) {
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env->aregs[7] = newsp;
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}
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env->dregs[0] = 0;
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}
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static inline void cpu_clone_regs_parent(CPUM68KState *env, unsigned flags)
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{
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}
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static inline void cpu_set_tls(CPUM68KState *env, target_ulong newtls)
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{
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CPUState *cs = env_cpu(env);
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TaskState *ts = cs->opaque;
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ts->tp_value = newtls;
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}
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static inline abi_ulong get_sp_from_cpustate(CPUM68KState *state)
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{
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return state->aregs[7];
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}
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#endif
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