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target/ppc: fix signal delivery for ppc64abi32 

We were incorrectly using the 64-bit AIX ABI instead of the 32-bit
SYSV ABI for setting NIP for the signal handler.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Alex Bennée 2019-09-11 10:37:43 +01:00
parent 11bfdbdfc2
commit 2762f04d50
1 changed files with 3 additions and 1 deletions
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4
linux-user/ppc/signal.c
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@ -501,7 +501,9 @@ void setup_rt_frame(int sig, struct target_sigaction *ka,
int i, err = 0;
#if defined(TARGET_PPC64)
struct target_sigcontext *sc = 0;
#if !defined(TARGET_ABI32)
struct image_info *image = ((TaskState *)thread_cpu->opaque)->info;
#endif
#endif
rt_sf_addr = get_sigframe(ka, env, sizeof(*rt_sf));
@ -557,7 +559,7 @@ void setup_rt_frame(int sig, struct target_sigaction *ka,
env->gpr[5] = (target_ulong) h2g(&rt_sf->uc);
env->gpr[6] = (target_ulong) h2g(rt_sf);
#if defined(TARGET_PPC64)
#if defined(TARGET_PPC64) && !defined(TARGET_ABI32)
if (get_ppc64_abi(image) < 2) {
/* ELFv1 PPC64 function pointers are pointers to OPD entries. */
struct target_func_ptr *handler =