Test WRC+porp+ctrlisyncpa

PPC WRC+porp+ctrlisyncpa
"RfePR PodRWRP Rfe DpCtrlIsyncdRPA FreAP"
Cycle=Rfe DpCtrlIsyncdRPA FreAP RfePR PodRWRP
Prefetch=0:x=T,2:x=T
Com=Rf Rf Fr
Orig=RfePR PodRWRP Rfe DpCtrlIsyncdRPA FreAP
{ ok=1;
0:r2=x;
1:r2=x; 1:r4=y;
2:r2=y; 2:r4=x; 2:r6=ok;
}
 P0           | P1             | P2              ;
 li r1,1      | lwarx r1,r0,r2 | lwz r1,0(r2)    ;
 stw r1,0(r2) | li r3,1        | cmpw r1,r1      ;
              | stw r3,0(r4)   | beq  LC00       ;
              |                | LC00:           ;
              |                | isync           ;
              |                | lwarx r3,r0,r4  ;
              |                | stwcx. r3,r0,r4 ;
              |                | bne  Fail2      ;
              |                | b   Exit2       ;
              |                | Fail2:          ;
              |                | li r5,0         ;
              |                | stw r5,0(r6)    ;
              |                | Exit2:          ;
exists
(ok=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)