diff options
| author | Ilya Leoshkevich <iii@linux.ibm.com> | 2023-08-05 01:55:33 +0200 |
|---|---|---|
| committer | Thomas Huth <thuth@redhat.com> | 2023-08-23 12:06:44 +0200 |
| commit | 6db3518ba4fcddd71049718f138552999f0d97b4 (patch) | |
| tree | 9e70141e63447806f943d4021a7a8f801fc4c3cb | |
| parent | 6a2ea6151835aa4f5fee29382a421c13b0e6619f (diff) | |
target/s390x: Fix VSTL with a large length
The length is always truncated to 16 bytes. Do not probe more than
that.
Cc: qemu-stable@nongnu.org
Fixes: 0e0a5b49ad58 ("s390x/tcg: Implement VECTOR STORE WITH LENGTH")
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20230804235624.263260-1-iii@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
| -rw-r--r-- | target/s390x/tcg/vec_helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/s390x/tcg/vec_helper.c b/target/s390x/tcg/vec_helper.c index 48d86722b2..dafc4c3582 100644 --- a/target/s390x/tcg/vec_helper.c +++ b/target/s390x/tcg/vec_helper.c @@ -193,7 +193,7 @@ void HELPER(vstl)(CPUS390XState *env, const void *v1, uint64_t addr, uint64_t bytes) { /* Probe write access before actually modifying memory */ - probe_write_access(env, addr, bytes, GETPC()); + probe_write_access(env, addr, MIN(bytes, 16), GETPC()); if (likely(bytes >= 16)) { cpu_stq_data_ra(env, addr, s390_vec_read_element64(v1, 0), GETPC()); |