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| author | Laurent Vivier <laurent@vivier.eu> | 2018-04-11 21:23:47 +0200 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2018-05-03 18:29:15 +0200 |
| commit | 465e237bf7cb6a9d8f9f137508125a14efcce1d6 (patch) | |
| tree | 1eaf5f3576d7f080b2a664466582975ae81ae986 /linux-user/ppc | |
| parent | e8fa72957419c11984608062c7dcb204a6003a06 (diff) | |
| download | qemu-465e237bf7cb6a9d8f9f137508125a14efcce1d6.zip | |
linux-user: introduce target_sigsp() and target_save_altstack()
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20180411192347.30228-1-laurent@vivier.eu>
Diffstat (limited to 'linux-user/ppc')
| -rw-r--r-- | linux-user/ppc/signal.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/linux-user/ppc/signal.c b/linux-user/ppc/signal.c index 15148d54a9..cacc9afb5a 100644 --- a/linux-user/ppc/signal.c +++ b/linux-user/ppc/signal.c @@ -217,13 +217,7 @@ static target_ulong get_sigframe(struct target_sigaction *ka, { target_ulong oldsp; - oldsp = env->gpr[1]; - - if ((ka->sa_flags & TARGET_SA_ONSTACK) && - (sas_ss_flags(oldsp) == 0)) { - oldsp = (target_sigaltstack_used.ss_sp - + target_sigaltstack_used.ss_size); - } + oldsp = target_sigsp(get_sp_from_cpustate(env), ka); return (oldsp - frame_size) & ~0xFUL; } @@ -515,12 +509,7 @@ void setup_rt_frame(int sig, struct target_sigaction *ka, __put_user(0, &rt_sf->uc.tuc_flags); __put_user(0, &rt_sf->uc.tuc_link); - __put_user((target_ulong)target_sigaltstack_used.ss_sp, - &rt_sf->uc.tuc_stack.ss_sp); - __put_user(sas_ss_flags(env->gpr[1]), - &rt_sf->uc.tuc_stack.ss_flags); - __put_user(target_sigaltstack_used.ss_size, - &rt_sf->uc.tuc_stack.ss_size); + target_save_altstack(&rt_sf->uc.tuc_stack, env); #if !defined(TARGET_PPC64) __put_user(h2g (&rt_sf->uc.tuc_mcontext), &rt_sf->uc.tuc_regs); |