Test RWC+ctrlisyncrp+lwsyncpr

PPC RWC+ctrlisyncrp+lwsyncpr
"RfePR DpCtrlIsyncdRRP Fre LwSyncdWRPR FreRP"
Cycle=RfePR DpCtrlIsyncdRRP Fre LwSyncdWRPR FreRP
Prefetch=0:x=T,1:y=T,2:x=T
Com=Rf Fr Fr
Orig=RfePR DpCtrlIsyncdRRP Fre LwSyncdWRPR FreRP
{
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 | li r1,1        ;
 stw r1,0(r2) | cmpw r1,r1     | stw r1,0(r2)   ;
              | beq  LC00      | lwsync         ;
              | LC00:          | lwarx r3,r0,r4 ;
              | isync          |                ;
              | lwz r3,0(r4)   |                ;
exists
(1:r1=1 /\ 1:r3=0 /\ 2:r3=0)