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Diffstat (limited to 'linux-user/alpha/signal.c')
-rw-r--r--linux-user/alpha/signal.c17
1 files changed, 6 insertions, 11 deletions
diff --git a/linux-user/alpha/signal.c b/linux-user/alpha/signal.c
index a8c718f2c6..f24de02c6f 100644
--- a/linux-user/alpha/signal.c
+++ b/linux-user/alpha/signal.c
@@ -117,12 +117,10 @@ static inline abi_ulong get_sigframe(struct target_sigaction *sa,
CPUAlphaState *env,
unsigned long framesize)
{
- abi_ulong sp = env->ir[IR_SP];
+ abi_ulong sp;
+
+ sp = target_sigsp(get_sp_from_cpustate(env), sa);
- /* This is the X/Open sanctioned signal stack switching. */
- if ((sa->sa_flags & TARGET_SA_ONSTACK) != 0 && !sas_ss_flags(sp)) {
- sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size;
- }
return (sp - framesize) & -32;
}
@@ -187,12 +185,9 @@ void setup_rt_frame(int sig, struct target_sigaction *ka,
__put_user(0, &frame->uc.tuc_flags);
__put_user(0, &frame->uc.tuc_link);
__put_user(set->sig[0], &frame->uc.tuc_osf_sigmask);
- __put_user(target_sigaltstack_used.ss_sp,
- &frame->uc.tuc_stack.ss_sp);
- __put_user(sas_ss_flags(env->ir[IR_SP]),
- &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->uc.tuc_mcontext, env, frame_addr, set);
for (i = 0; i < TARGET_NSIG_WORDS; ++i) {
__put_user(set->sig[i], &frame->uc.tuc_sigmask.sig[i]);