[Qemu-ppc] [PULL 03/18] target-ppc: Bug in BookE wait instruction

[David Gibson]

From: Jakub Horak <address@hidden>

Fixed bug in code generation for the PowerPC "wait" instruction. It
doesn't make sense to store a non-initialized register.

Signed-off-by: Jakub Horak <address@hidden>
[dwg: revised commit message]
Signed-off-by: David Gibson <address@hidden>
---
 target-ppc/translate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index b689475..1f401b7 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -3499,7 +3499,7 @@ static void gen_sync(DisasContext *ctx)
 /* wait */
 static void gen_wait(DisasContext *ctx)
 {
-    TCGv_i32 t0 = tcg_temp_new_i32();
+    TCGv_i32 t0 = tcg_const_i32(1);
     tcg_gen_st_i32(t0, cpu_env,
                    -offsetof(PowerPCCPU, env) + offsetof(CPUState, halted));
     tcg_temp_free_i32(t0);
-- 
2.5.5