PPC IRIW+poaa+sync+AP "RfeAA PodRRAA FreAP Rfe SyncdRR FrePA" Cycle=RfeAA PodRRAA FreAP Rfe SyncdRR FrePA Prefetch=0:x=T,1:y=T,2:y=T,3:x=T Com=Rf Fr Rf Fr Orig=RfeAA PodRRAA FreAP Rfe SyncdRR FrePA { ok=1; 0:r2=x; 0:r4=ok; 1:r2=x; 1:r4=y; 1:r6=ok; 2:r2=y; 3:r2=y; 3:r4=x; } P0 | P1 | P2 | P3 ; li r1,1 | lwarx r1,r0,r2 | li r1,1 | lwz r1,0(r2) ; lwarx %sta,r0,r2 | stwcx. r1,r0,r2 | stw r1,0(r2) | sync ; stwcx. r1,r0,r2 | bne Fail1 | | lwz r3,0(r4) ; bne Fail0 | lwarx r3,r0,r4 | | ; b Exit0 | stwcx. r3,r0,r4 | | ; Fail0: | bne Fail1 | | ; li r3,0 | b Exit1 | | ; stw r3,0(r4) | Fail1: | | ; Exit0: | li r5,0 | | ; | stw r5,0(r6) | | ; | Exit1: | | ; exists (ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 3:r1=1 /\ 3:r3=0)