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authorDavid Hildenbrand <david@redhat.com>2019-09-05 12:05:53 +0200
committerDavid Hildenbrand <david@redhat.com>2019-09-23 09:28:29 +0200
commit087b8193edea9ba74401f9f27ad9ab79598a113a (patch)
tree183689a6187b3eeea66c9a3d8150a2fb736de226
parent373290d8a8bd9457c40cb2ddcc8a87dd7f03bfe6 (diff)
s390x/tcg: MVST: Check for specification exceptions
Bit position 32-55 of general register 0 must be zero. Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: David Hildenbrand <david@redhat.com>
-rw-r--r--target/s390x/mem_helper.c3
1 files changed, 3 insertions, 0 deletions
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);