From 087b8193edea9ba74401f9f27ad9ab79598a113a Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Thu, 5 Sep 2019 12:05:53 +0200 Subject: s390x/tcg: MVST: Check for specification exceptions Bit position 32-55 of general register 0 must be zero. Reviewed-by: Richard Henderson Signed-off-by: David Hildenbrand --- 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 41d7336a1a..ec27be174b 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -706,6 +706,9 @@ 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); -- cgit v1.2.3