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[04/10] target-s390x: fix setcc in TCG mode

Message ID 1434383829-26451-5-git-send-email-aurelien@aurel32.net
State New
Headers show

Commit Message

Aurelien Jarno June 15, 2015, 3:57 p.m. UTC 
In TCG mode we should store the CC value in env->cc_op. However do it
inconditionnaly because:
- the tcg_enabled function is not inlined
- it's probably faster to always store the value, especially given it
  is likely in the same cache line than env->psw.mask.

Cc: Alexander Graf <agraf@suse.de>
Cc: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 target-s390x/cpu.h | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index 08a79dd..93f66f9 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -709,6 +709,7 @@  static inline void setcc(S390CPU *cpu, uint64_t cc)
 
     env->psw.mask &= ~(3ull << 44);
     env->psw.mask |= (cc & 3) << 44;
+    env->cc_op = cc;
 }
 
 typedef struct LowCore