Test WWC+porp+syncaa

PPC WWC+porp+syncaa
"RfePR PodRWRP RfePA SyncdRWAA WseAP"
Cycle=RfePA SyncdRWAA WseAP RfePR PodRWRP
Prefetch=0:x=F,2:x=W
Com=Rf Rf Ws
Orig=RfePR PodRWRP RfePA SyncdRWAA WseAP
{ ok=1;
0:r2=x;
1:r2=x; 1:r4=y;
2:r2=y; 2:r4=x; 2:r6=ok;
}
 P0           | P1             | P2               ;
 li r1,2      | lwarx r1,r0,r2 | lwarx r1,r0,r2   ;
 stw r1,0(r2) | li r3,1        | stwcx. r1,r0,r2  ;
              | stw r3,0(r4)   | bne  Fail2       ;
              |                | sync             ;
              |                | li r3,1          ;
              |                | lwarx %sta,r0,r4 ;
              |                | stwcx. r3,r0,r4  ;
              |                | bne  Fail2       ;
              |                | b   Exit2        ;
              |                | Fail2:           ;
              |                | li r5,0          ;
              |                | stw r5,0(r6)     ;
              |                | Exit2:           ;
exists
(ok=1 /\ x=2 /\ 1:r1=2 /\ 2:r1=1)