6e8dcacd08
This requires extra work for each target, but adds the common syscall code, and the necessary flag in CPUState. Reviewed-by: Warner Losh <imp@bsdimp.com> Reviewed-by: Laurent Vivier <laurent@vivier.eu> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20211227150127.2659293-4-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
28 lines
751 B
C
28 lines
751 B
C
/*
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* Generic prctl unalign functions for linux-user
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef GENERIC_TARGET_PRCTL_UNALIGN_H
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#define GENERIC_TARGET_PRCTL_UNALIGN_H
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static abi_long do_prctl_get_unalign(CPUArchState *env, target_long arg2)
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{
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CPUState *cs = env_cpu(env);
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uint32_t res = PR_UNALIGN_NOPRINT;
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if (cs->prctl_unalign_sigbus) {
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res |= PR_UNALIGN_SIGBUS;
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}
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return put_user_u32(res, arg2);
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}
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#define do_prctl_get_unalign do_prctl_get_unalign
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static abi_long do_prctl_set_unalign(CPUArchState *env, target_long arg2)
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{
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env_cpu(env)->prctl_unalign_sigbus = arg2 & PR_UNALIGN_SIGBUS;
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return 0;
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}
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#define do_prctl_set_unalign do_prctl_set_unalign
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#endif /* GENERIC_TARGET_PRCTL_UNALIGN_H */
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