Test S+lwsyncpa+po

PPC S+lwsyncpa+po
"LwSyncdWWPA RfeAP PodRW Wse"
Cycle=RfeAP PodRW Wse LwSyncdWWPA
Prefetch=0:x=F,1:x=W
Com=Rf Ws
Orig=LwSyncdWWPA RfeAP PodRW Wse
{ ok=1;
0:r2=x; 0:r4=y; 0:r6=ok;
1:r2=y; 1:r4=x;
}
 P0               | P1           ;
 li r1,2          | lwz r1,0(r2) ;
 stw r1,0(r2)     | li r3,1      ;
 lwsync           | stw r3,0(r4) ;
 li r3,1          |              ;
 lwarx %sta,r0,r4 |              ;
 stwcx. r3,r0,r4  |              ;
 bne  Fail0       |              ;
 b   Exit0        |              ;
 Fail0:           |              ;
 li r5,0          |              ;
 stw r5,0(r6)     |              ;
 Exit0:           |              ;
exists
(ok=1 /\ x=2 /\ 1:r1=1)