PPC MP+lwsyncap+isyncpr "LwSyncdWWAP Rfe ISyncdRRPR FreRA" Cycle=Rfe ISyncdRRPR FreRA LwSyncdWWAP Prefetch=1:x=T Com=Rf Fr Orig=LwSyncdWWAP Rfe ISyncdRRPR FreRA { ok=1; 0:r2=x; 0:r4=y; 0:r6=ok; 1:r2=y; 1:r4=x; } P0 | P1 ; li r1,1 | lwz r1,0(r2) ; lwarx %sta,r0,r2 | isync ; stwcx. r1,r0,r2 | lwarx r3,r0,r4 ; bne Fail0 | ; lwsync | ; li r3,1 | ; stw r3,0(r4) | ; b Exit0 | ; Fail0: | ; li r5,0 | ; stw r5,0(r6) | ; Exit0: | ; exists (ok=1 /\ 1:r1=1 /\ 1:r3=0)