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Diffstat (limited to 'linux-user/signal.c')
-rw-r--r--linux-user/signal.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 04638e2ead..c8a1da0749 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -1233,8 +1233,14 @@ static int target_restore_sigframe(CPUARMState *env,
return 1;
}
- for (i = 0; i < 32 * 2; i++) {
- __get_user(env->vfp.regs[i], &aux->fpsimd.vregs[i]);
+ for (i = 0; i < 32; i++) {
+#ifdef TARGET_WORDS_BIGENDIAN
+ __get_user(env->vfp.regs[i * 2], &aux->fpsimd.vregs[i * 2 + 1]);
+ __get_user(env->vfp.regs[i * 2 + 1], &aux->fpsimd.vregs[i * 2]);
+#else
+ __get_user(env->vfp.regs[i * 2], &aux->fpsimd.vregs[i * 2]);
+ __get_user(env->vfp.regs[i * 2 + 1], &aux->fpsimd.vregs[i * 2 + 1]);
+#endif
}
__get_user(fpsr, &aux->fpsimd.fpsr);
vfp_set_fpsr(env, fpsr);
@@ -1267,7 +1273,7 @@ static void target_setup_frame(int usig, struct target_sigaction *ka,
CPUARMState *env)
{
struct target_rt_sigframe *frame;
- abi_ulong frame_addr;
+ abi_ulong frame_addr, return_addr;
frame_addr = get_sigframe(ka, env);
if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0)) {
@@ -1284,15 +1290,19 @@ static void target_setup_frame(int usig, struct target_sigaction *ka,
__put_user(target_sigaltstack_used.ss_size,
&frame->uc.tuc_stack.ss_size);
target_setup_sigframe(frame, env, set);
- /* mov x8,#__NR_rt_sigreturn; svc #0 */
- __put_user(0xd2801168, &frame->tramp[0]);
- __put_user(0xd4000001, &frame->tramp[1]);
+ if (ka->sa_flags & TARGET_SA_RESTORER) {
+ return_addr = ka->sa_restorer;
+ } else {
+ /* mov x8,#__NR_rt_sigreturn; svc #0 */
+ __put_user(0xd2801168, &frame->tramp[0]);
+ __put_user(0xd4000001, &frame->tramp[1]);
+ return_addr = frame_addr + offsetof(struct target_rt_sigframe, tramp);
+ }
env->xregs[0] = usig;
env->xregs[31] = frame_addr;
env->xregs[29] = env->xregs[31] + offsetof(struct target_rt_sigframe, fp);
env->pc = ka->_sa_handler;
- env->xregs[30] = env->xregs[31] +
- offsetof(struct target_rt_sigframe, tramp);
+ env->xregs[30] = return_addr;
if (info) {
if (copy_siginfo_to_user(&frame->info, info)) {
goto give_sigsegv;