Test RSV+SUCCESS

PPC RSV+SUCCESS
"store conditional by P1 may succeed"
Orig=PodWW RfePA PodRRAP Fre
{
0:r2=x;
1:r2=x;
}
 P0           | P1              ;
 li r1,1      | lwarx r1,r0,r2  ;
 stw r1,0(r2) | li r5,2         ;              
              | stwcx. r5,r0,r2 ;
exists (x=2)