s390_cpu_handle_mmu_fault currently looks at the current ASC mode defined in PSW mask instead of the MMU index. This prevent emulating easily instructions using a specific ASC mode. Fix that by using the MMU index converted back to ASC using the just added cpu_mmu_idx_to_asc function.
Cc: Alexander Graf <ag...@suse.de> Cc: Richard Henderson <r...@twiddle.net> Signed-off-by: Aurelien Jarno <aurel...@aurel32.net> --- target-s390x/helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target-s390x/helper.c b/target-s390x/helper.c index 6b47766..90d273c 100644 --- a/target-s390x/helper.c +++ b/target-s390x/helper.c @@ -112,7 +112,7 @@ int s390_cpu_handle_mmu_fault(CPUState *cs, vaddr orig_vaddr, { S390CPU *cpu = S390_CPU(cs); CPUS390XState *env = &cpu->env; - uint64_t asc = env->psw.mask & PSW_MASK_ASC; + uint64_t asc = cpu_mmu_idx_to_asc(mmu_idx); target_ulong vaddr, raddr; int prot; -- 2.1.4