Test WRC+addrrp+ctrlisync

PPC WRC+addrrp+ctrlisync
"RfePR DpAddrdWRP Rfe DpCtrlIsyncdR Fre"
Cycle=Rfe DpCtrlIsyncdR Fre RfePR DpAddrdWRP
Prefetch=0:x=T,2:x=T
Com=Rf Rf Fr
Orig=RfePR DpAddrdWRP Rfe DpCtrlIsyncdR Fre
{
0:r2=x;
1:r2=x; 1:r5=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) | xor r3,r1,r1   | cmpw r1,r1   ;
              | li r4,1        | beq  LC00    ;
              | stwx r4,r3,r5  | LC00:        ;
              |                | isync        ;
              |                | lwz r3,0(r4) ;
exists
(1:r1=1 /\ 2:r1=1 /\ 2:r3=0)