Bit position 32-55 of general register 0 must be zero.
Signed-off-by: David Hildenbrand <da...@redhat.com>
---
target/s390x/mem_helper.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c
index de5e69b500..afcd452a00 100644
--- a/target/s390x/mem_helper.c
+++ b/target/s390x/mem_helper.c
@@ -699,6 +699,9 @@ uint64_t HELPER(mvst)(CPUS390XState *env, uint64_t c,
uint64_t d, uint64_t s)
uintptr_t ra = GETPC();
uint32_t len;
+ if (c & 0xffffff00ull) {
+ s390_program_interrupt(env, PGM_SPECIFICATION, ILEN_AUTO, ra);
+ }
c = c & 0xff;
d = wrap_address(env, d);
s = wrap_address(env, s);
--
2.21.0
