Test WWC+po+addr

PPC WWC+po+addr
"Rfe PodRW Rfe DpAddrdW Wse"
Cycle=Rfe PodRW Rfe DpAddrdW Wse
Prefetch=0:x=F,2:x=W
Com=Rf Rf Ws
Orig=Rfe PodRW Rfe DpAddrdW Wse
{
0:r2=x;
1:r2=x; 1:r4=y;
2:r2=y; 2:r5=x;
}
 P0           | P1           | P2            ;
 li r1,2      | lwz r1,0(r2) | lwz r1,0(r2)  ;
 stw r1,0(r2) | li r3,1      | xor r3,r1,r1  ;
              | stw r3,0(r4) | li r4,1       ;
              |              | stwx r4,r3,r5 ;
exists
(x=2 /\ 1:r1=2 /\ 2:r1=1)