diff options
| 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/openrisc | |
| parent | e8fa72957419c11984608062c7dcb204a6003a06 (diff) | |
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/openrisc')
| -rw-r--r-- | linux-user/openrisc/signal.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/linux-user/openrisc/signal.c b/linux-user/openrisc/signal.c index 0276808b59..ecf2897ccd 100644 --- a/linux-user/openrisc/signal.c +++ b/linux-user/openrisc/signal.c @@ -124,14 +124,11 @@ static inline abi_ulong get_sigframe(struct target_sigaction *ka, CPUOpenRISCState *regs, size_t frame_size) { - unsigned long sp = cpu_get_gpr(regs, 1); + unsigned long sp = get_sp_from_cpustate(regs); int onsigstack = on_sig_stack(sp); /* redzone */ - /* This is the X/Open sanctioned signal stack switching. */ - if ((ka->sa_flags & TARGET_SA_ONSTACK) != 0 && !onsigstack) { - sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size; - } + sp = target_sigsp(sp, ka); sp = align_sigframe(sp - frame_size); @@ -175,12 +172,7 @@ void setup_rt_frame(int sig, struct target_sigaction *ka, /*err |= __clear_user(&frame->uc, offsetof(ucontext_t, uc_mcontext));*/ __put_user(0, &frame->uc.tuc_flags); __put_user(0, &frame->uc.tuc_link); - __put_user(target_sigaltstack_used.ss_sp, - &frame->uc.tuc_stack.ss_sp); - __put_user(sas_ss_flags(cpu_get_gpr(env, 1)), - &frame->uc.tuc_stack.ss_flags); - __put_user(target_sigaltstack_used.ss_size, - &frame->uc.tuc_stack.ss_size); + target_save_altstack(&frame->uc.tuc_stack, env); setup_sigcontext(&frame->sc, env, set->sig[0]); /*err |= copy_to_user(frame->uc.tuc_sigmask, set, sizeof(*set));*/ |