Test RWC+lwsyncprs+A

PPC RWC+lwsyncprs+A
"RfeAP LwSyncdRRPR FreRP LwSyncdWRPR FreRA"
Cycle=RfeAP LwSyncdRRPR FreRP LwSyncdWRPR FreRA
Prefetch=0:x=T,1:y=T,2:x=T
Com=Rf Fr Fr
Orig=RfeAP LwSyncdRRPR FreRP LwSyncdWRPR FreRA
{ ok=1;
0:r2=x; 0:r4=ok;
1:r2=x; 1:r4=y;
2:r2=y; 2:r4=x;
}
 P0               | P1             | P2             ;
 li r1,1          | lwz r1,0(r2)   | li r1,1        ;
 lwarx %sta,r0,r2 | lwsync         | stw r1,0(r2)   ;
 stwcx. r1,r0,r2  | lwarx r3,r0,r4 | lwsync         ;
 bne  Fail0       |                | lwarx r3,r0,r4 ;
 b   Exit0        |                |                ;
 Fail0:           |                |                ;
 li r3,0          |                |                ;
 stw r3,0(r4)     |                |                ;
 Exit0:           |                |                ;
exists
(ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 2:r3=0)