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[Qemu-devel] [PULL 04/26] target-s390x: fix setcc in TCG mode
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PULL 04/26] target-s390x: fix setcc in TCG mode |
Date: |
Wed, 17 Jun 2015 12:42:47 +0200 |
From: Aurelien Jarno <address@hidden>
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.
Signed-off-by: Aurelien Jarno <address@hidden>
Signed-off-by: Alexander Graf <address@hidden>
---
target-s390x/cpu.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index c20ef05..66bd639 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
--
1.7.12.4
- [Qemu-devel] [PULL 00/26] s390 patch queue 2015-06-17, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 04/26] target-s390x: fix setcc in TCG mode,
Alexander Graf <=
- [Qemu-devel] [PULL 06/26] target-s390x: initialize I/O interrupt queue, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 15/26] target-s390x: add PER related constants, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 03/26] virtio-ccw: disable ioevent bit when ioeventfds are not enabled, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 09/26] target-s390x: wire up DIAG REIPL in TCG mode, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 05/26] target-s390x: correctly initialize ext interrupt queue, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 01/26] s390/ioinst: fix IO_INT_WORD_ISC macro, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 12/26] target-s390x: function to adjust the length wrt page boundary, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 16/26] target-s390x: add get_per_atmid function, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 11/26] softmmu: provide tlb_vaddr_to_host function for user mode, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 26/26] s390x: Switch to s390-ccw machine as default, Alexander Graf, 2015/06/17