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[qemu-s390x] [PULL 20/34] s390x/tcg: MVCLU: Fault-safe handling
From: |
Cornelia Huck |
Subject: |
[qemu-s390x] [PULL 20/34] s390x/tcg: MVCLU: Fault-safe handling |
Date: |
Thu, 19 Sep 2019 14:41:01 +0200 |
From: David Hildenbrand <address@hidden>
The last remaining bit is padding with two bytes.
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: David Hildenbrand <address@hidden>
---
target/s390x/mem_helper.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c
index abb9d4d70c58..853b9557cf26 100644
--- a/target/s390x/mem_helper.c
+++ b/target/s390x/mem_helper.c
@@ -919,15 +919,17 @@ static inline uint32_t do_mvcl(CPUS390XState *env,
access_memset(env, &desta, pad, ra);
*dest = wrap_address(env, *dest + len);
} else {
+ desta = access_prepare(env, *dest, len, MMU_DATA_STORE, mmu_idx, ra);
+
/* The remaining length selects the padding byte. */
for (i = 0; i < len; (*destlen)--, i++) {
if (*destlen & 1) {
- cpu_stb_data_ra(env, *dest, pad, ra);
+ access_set_byte(env, &desta, i, pad, ra);
} else {
- cpu_stb_data_ra(env, *dest, pad >> 8, ra);
+ access_set_byte(env, &desta, i, pad >> 8, ra);
}
- *dest = wrap_address(env, *dest + 1);
}
+ *dest = wrap_address(env, *dest + len);
}
return *destlen ? 3 : cc;
--
2.20.1
- [qemu-s390x] [PULL 32/34] pc-bios/s390-ccw: Rebuild the s390-netboot.img firmware image, (continued)
- [qemu-s390x] [PULL 32/34] pc-bios/s390-ccw: Rebuild the s390-netboot.img firmware image, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 30/34] pc-bios/s390-ccw: Do not pre-initialize empty array, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 29/34] tests/tcg: target/s390x: Test MVO, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 28/34] s390x/tcg: MVO: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 27/34] s390x/tcg: MVST: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 25/34] s390x/tcg: MVN: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 23/34] s390x/tcg: NC: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 24/34] s390x/tcg: MVCIN: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 26/34] s390x/tcg: MVZ: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 21/34] s390x/tcg: OC: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 20/34] s390x/tcg: MVCLU: Fault-safe handling,
Cornelia Huck <=
- [qemu-s390x] [PULL 17/34] s390x/tcg: Fault-safe memmove, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 22/34] s390x/tcg: XC: Fault-safe handling, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 19/34] s390x/tcg: MVC: Fault-safe handling on destructive overlaps, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 18/34] s390x/tcg: MVCS/MVCP: Use access_memmove(), Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 13/34] s390x/tcg: MVST: Check for specification exceptions, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 10/34] s390x/tcg: MVCS/MVCP: Check for special operation exceptions, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 07/34] s390x/tcg: MVPG: Check for specification exceptions, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 15/34] s390x/tcg: Always use MMU_USER_IDX for CONFIG_USER_ONLY, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 14/34] s390x/tcg: MVST: Fix storing back the addresses to registers, Cornelia Huck, 2019/09/19
- [qemu-s390x] [PULL 16/34] s390x/tcg: Fault-safe memset, Cornelia Huck, 2019/09/19