Test WRC+ctrlpa+porr

PPC WRC+ctrlpa+porr
"Rfe DpCtrldWPA RfeAR PodRRRR FreRP"
Cycle=RfeAR PodRRRR FreRP Rfe DpCtrldWPA
Prefetch=0:x=T,2:x=T
Com=Rf Rf Fr
Orig=Rfe DpCtrldWPA RfeAR PodRRRR FreRP
{ ok=1;
0:r2=x;
1:r2=x; 1:r4=y; 1:r6=ok;
2:r2=y; 2:r4=x;
}
 P0           | P1               | P2             ;
 li r1,1      | lwz r1,0(r2)     | lwarx r1,r0,r2 ;
 stw r1,0(r2) | cmpw r1,r1       | lwarx r3,r0,r4 ;
              | beq  LC00        |                ;
              | LC00:            |                ;
              | li r3,1          |                ;
              | lwarx %sta,r0,r4 |                ;
              | stwcx. r3,r0,r4  |                ;
              | bne  Fail1       |                ;
              | b   Exit1        |                ;
              | Fail1:           |                ;
              | li r5,0          |                ;
              | stw r5,0(r6)     |                ;
              | Exit1:           |                ;
exists
(ok=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)