Test WWC+addrpa+po+A

PPC WWC+addrpa+po+A
"RfeAP DpAddrdWPA RfeAP PodRW WsePA"
Cycle=RfeAP PodRW WsePA RfeAP DpAddrdWPA
Prefetch=0:x=F,2:x=W
Com=Rf Rf Ws
Orig=RfeAP DpAddrdWPA RfeAP PodRW WsePA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r5=y; 1:r7=ok;
2:r2=y; 2:r4=x;
}
 P0               | P1               | P2           ;
 li r1,2          | lwz r1,0(r2)     | lwz r1,0(r2) ;
 lwarx %sta,r0,r2 | xor r3,r1,r1     | li r3,1      ;
 stwcx. r1,r0,r2  | li r4,1          | stw r3,0(r4) ;
 bne  Fail0       | lwarx %sta,r3,r5 |              ;
 b   Exit0        | stwcx. r4,r3,r5  |              ;
 Fail0:           | bne  Fail1       |              ;
 li r3,0          | b   Exit1        |              ;
 stw r3,0(r4)     | Fail1:           |              ;
 Exit0:           | li r6,0          |              ;
                  | stw r6,0(r7)     |              ;
                  | Exit1:           |              ;
exists
(ok=1 /\ x=2 /\ 1:r1=2 /\ 2:r1=1)