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[Qemu-devel] [PULL 23/26] target-s390x: PER store-using-real-address eve
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PULL 23/26] target-s390x: PER store-using-real-address event support |
Date: |
Wed, 17 Jun 2015 12:43:06 +0200 |
From: Aurelien Jarno <address@hidden>
This PER event happens each time the STURA or STURG instructions are
used. As they use helpers, we can just save the event in the PER code
there, if enabled.
Signed-off-by: Aurelien Jarno <address@hidden>
Signed-off-by: Alexander Graf <address@hidden>
---
target-s390x/mem_helper.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/target-s390x/mem_helper.c b/target-s390x/mem_helper.c
index d03f9fd..3ccbeb9 100644
--- a/target-s390x/mem_helper.c
+++ b/target-s390x/mem_helper.c
@@ -1105,6 +1105,14 @@ void HELPER(stura)(CPUS390XState *env, uint64_t addr,
uint64_t v1)
CPUState *cs = CPU(s390_env_get_cpu(env));
stl_phys(cs->as, get_address(env, 0, 0, addr), (uint32_t)v1);
+
+ if ((env->psw.mask & PSW_MASK_PER) &&
+ (env->cregs[9] & PER_CR9_EVENT_STORE) &&
+ (env->cregs[9] & PER_CR9_EVENT_STORE_REAL)) {
+ /* PSW is saved just before calling the helper. */
+ env->per_address = env->psw.addr;
+ env->per_perc_atmid = PER_CODE_EVENT_STORE_REAL | get_per_atmid(env);
+ }
}
void HELPER(sturg)(CPUS390XState *env, uint64_t addr, uint64_t v1)
@@ -1112,6 +1120,14 @@ void HELPER(sturg)(CPUS390XState *env, uint64_t addr,
uint64_t v1)
CPUState *cs = CPU(s390_env_get_cpu(env));
stq_phys(cs->as, get_address(env, 0, 0, addr), v1);
+
+ if ((env->psw.mask & PSW_MASK_PER) &&
+ (env->cregs[9] & PER_CR9_EVENT_STORE) &&
+ (env->cregs[9] & PER_CR9_EVENT_STORE_REAL)) {
+ /* PSW is saved just before calling the helper. */
+ env->per_address = env->psw.addr;
+ env->per_perc_atmid = PER_CODE_EVENT_STORE_REAL | get_per_atmid(env);
+ }
}
/* load real address */
--
1.7.12.4
- [Qemu-devel] [PULL 06/26] target-s390x: initialize I/O interrupt queue, (continued)
- [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
- [Qemu-devel] [PULL 23/26] target-s390x: PER store-using-real-address event support,
Alexander Graf <=
- [Qemu-devel] [PULL 07/26] target-s390x: fix s390_cpu_initial_reset, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 20/26] target-s390x: PER instruction-fetch event support, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 13/26] target-s390x: mvc_fast_memset: access memory through softmmu, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 08/26] target-s390x: wire up DIAG IPL in TCG mode, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 02/26] s390/ioinst: fix endianness in ioinst_schib_valid, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 18/26] target-s390x: basic PER event handling, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 10/26] target-s390x: wire up I/O instructions in TCG mode, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 21/26] translate-all: fix watchpoints if retranslation not possible, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 14/26] target-s390x: mvc_fast_memmove: access memory through softmmu, Alexander Graf, 2015/06/17
- [Qemu-devel] [PULL 22/26] target-s390x: PER storage-alteration event support, Alexander Graf, 2015/06/17