From: David Hildenbrand <[email protected]>

The element size is located in m5, not in m4. As there is no m4, qemu
currently crashes with an assertion, trying to lookup that field.

Reproduced and tested via GO, which ends up using VMSL once the
Vector enhancements facility is around for verifying certificates with
elliptic curves.

Reported-by: Jonathan Albrecht <[email protected]>
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/449
Signed-off-by: David Hildenbrand <[email protected]>
Reviewed-by: Thomas Huth <[email protected]>
Fixes: 8c18fa5b3eba ("s390x/tcg: Implement VECTOR MULTIPLY SUM LOGICAL")
Message-Id: <[email protected]>
Signed-off-by: Cornelia Huck <[email protected]>
---
 target/s390x/translate_vx.c.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/s390x/translate_vx.c.inc b/target/s390x/translate_vx.c.inc
index a9d51b1f4cd6..0afa46e4637b 100644
--- a/target/s390x/translate_vx.c.inc
+++ b/target/s390x/translate_vx.c.inc
@@ -1783,7 +1783,7 @@ static DisasJumpType op_vmsl(DisasContext *s, DisasOps *o)
 {
     TCGv_i64 l1, h1, l2, h2;
 
-    if (get_field(s, m4) != ES_64) {
+    if (get_field(s, m5) != ES_64) {
         gen_program_exception(s, PGM_SPECIFICATION);
         return DISAS_NORETURN;
     }
-- 
2.31.1


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