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s390x/tcg: MVST: Check for specification exceptions

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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>
This commit is contained in:
David Hildenbrand 2019-09-05 12:05:53 +02:00
parent 373290d8a8
commit 087b8193ed
1 changed files with 3 additions and 0 deletions
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target/s390x/mem_helper.c
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@ -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);