Test WWC+syncpa+poap

PPC WWC+syncpa+poap
"Rfe SyncdRWPA RfeAA PodRWAP Wse"
Cycle=RfeAA PodRWAP Wse Rfe SyncdRWPA
Prefetch=0:x=F,2:x=W
Com=Rf Rf Ws
Orig=Rfe SyncdRWPA RfeAA PodRWAP Wse
{ ok=1;
0:r2=x;
1:r2=x; 1:r4=y; 1:r6=ok;
2:r2=y; 2:r4=x; 2:r6=ok;
}
 P0           | P1               | P2              ;
 li r1,2      | lwz r1,0(r2)     | lwarx r1,r0,r2  ;
 stw r1,0(r2) | sync             | stwcx. r1,r0,r2 ;
              | li r3,1          | bne  Fail2      ;
              | lwarx %sta,r0,r4 | li r3,1         ;
              | stwcx. r3,r0,r4  | stw r3,0(r4)    ;
              | bne  Fail1       | b   Exit2       ;
              | b   Exit1        | Fail2:          ;
              | Fail1:           | li r5,0         ;
              | li r5,0          | stw r5,0(r6)    ;
              | stw r5,0(r6)     | Exit2:          ;
              | Exit1:           |                 ;
exists
(ok=1 /\ x=2 /\ 1:r1=2 /\ 2:r1=1)