Test WRC+porp+ctrlisync

PPC WRC+porp+ctrlisync
"RfePR PodRWRP Rfe DpCtrlIsyncdR Fre"
Cycle=Rfe DpCtrlIsyncdR Fre RfePR PodRWRP
Prefetch=0:x=T,2:x=T
Com=Rf Rf Fr
Orig=RfePR PodRWRP Rfe DpCtrlIsyncdR Fre
{
0:r2=x;
1:r2=x; 1:r4=y;
2:r2=y; 2:r4=x;
}
 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        ;
              |                | lwz r3,0(r4) ;
exists
(1:r1=1 /\ 2:r1=1 /\ 2:r3=0)