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ppc64-linux-user: Fix syscall return type. 

Use target_ulong instead of hard-coded uint32_t.
Remove the disabled printf's that are redundant with -strace.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Richard Henderson 2011-10-26 09:59:18 -07:00 committed by Riku Voipio
parent 8e78064e9d
commit 9e0e2f967b
1 changed files with 3 additions and 10 deletions
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13
linux-user/main.c
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@ -1341,7 +1341,7 @@ void cpu_loop(CPUPPCState *env)
{
target_siginfo_t info;
int trapnr;
uint32_t ret;
target_ulong ret;
for(;;) {
cpu_exec_start(env);
@ -1704,27 +1704,20 @@ void cpu_loop(CPUPPCState *env)
* PPC ABI uses overflow flag in cr0 to signal an error
* in syscalls.
*/
#if 0
printf("syscall %d 0x%08x 0x%08x 0x%08x 0x%08x\n", env->gpr[0],
env->gpr[3], env->gpr[4], env->gpr[5], env->gpr[6]);
#endif
env->crf[0] &= ~0x1;
ret = do_syscall(env, env->gpr[0], env->gpr[3], env->gpr[4],
env->gpr[5], env->gpr[6], env->gpr[7],
env->gpr[8], 0, 0);
if (ret == (uint32_t)(-TARGET_QEMU_ESIGRETURN)) {
if (ret == (target_ulong)(-TARGET_QEMU_ESIGRETURN)) {
/* Returning from a successful sigreturn syscall.
Avoid corrupting register state. */
break;
}
if (ret > (uint32_t)(-515)) {
if (ret > (target_ulong)(-515)) {
env->crf[0] |= 0x1;
ret = -ret;
}
env->gpr[3] = ret;
#if 0
printf("syscall returned 0x%08x (%d)\n", ret, ret);
#endif
break;
case POWERPC_EXCP_STCX:
if (do_store_exclusive(env)) {