[PATCH 1/2] target/s390x: Fix LAE setting a wrong access register

[Ilya Leoshkevich]

LAE should set the access register corresponding to the first operand,
instead, it always modifies access register 1.

Co-developed-by: Ido Plat <Ido.Plat@ibm.com>
Cc: qemu-stable@nongnu.org
Fixes: a1c7610a6879 ("target-s390x: implement LAY and LAEY instructions")
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 target/s390x/tcg/translate.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index 62ab2be8b12..8df00b7df9f 100644
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -3221,6 +3221,7 @@ static DisasJumpType op_mov2e(DisasContext *s, DisasOps 
*o)
 {
     int b2 = get_field(s, b2);
     TCGv ar1 = tcg_temp_new_i64();
+    int r1 = get_field(s, r1);
 
     o->out = o->in2;
     o->in2 = NULL;
@@ -3244,7 +3245,7 @@ static DisasJumpType op_mov2e(DisasContext *s, DisasOps 
*o)
         break;
     }
 
-    tcg_gen_st32_i64(ar1, tcg_env, offsetof(CPUS390XState, aregs[1]));
+    tcg_gen_st32_i64(ar1, tcg_env, offsetof(CPUS390XState, aregs[r1]));
     return DISAS_NEXT;
 }
 
-- 
2.43.0