On 10.11.2011, at 10:32, Andreas Färber wrote:
> Am 09.11.2011 23:53, schrieb Andreas Färber:
>> I get the following error:
>>
>> $ s390x-softmmu/qemu-system-s390x
>> qemu-system-s390x: Guest moved used index from 0 to 47802
>
> Now with -kernel and -drive if=virtio on s390-next I got the following
> fatal error during installation of SLES 11 SP2 Beta8:
>
> qemu: fatal: EXECUTE on instruction prefix 0xdc00 not implemented
Could you please try out the following patch and see if that fixes the issue
for you?
diff --git a/target-s390x/op_helper.c b/target-s390x/op_helper.c
index 137bae7..5ddc7b9 100644
--- a/target-s390x/op_helper.c
+++ b/target-s390x/op_helper.c
@@ -636,6 +636,9 @@ uint32_t HELPER(ex)(uint32_t cc, uint64_t v1, uint64_t
addr, uint64_t ret)
case 0x700:
cc = helper_xc(l, get_address(0, b1, d1), get_address(0, b2, d2));
break;
+ case 0xc00:
+ helper_tr(l, get_address(0, b1, d1), get_address(0, b2, d2));
+ break;
default:
goto abort;
break;
Alex
