PPC RWC+popa+syncaa+A "RfeAP PodRRPA FreAA SyncdWRAA FreAA" Cycle=RfeAP PodRRPA FreAA SyncdWRAA FreAA Prefetch=0:x=T,1:y=T,2:x=T Com=Rf Fr Fr Orig=RfeAP PodRRPA FreAA SyncdWRAA FreAA { ok=1; 0:r2=x; 0:r4=ok; 1:r2=x; 1:r4=y; 1:r6=ok; 2:r2=y; 2:r4=x; 2:r6=ok; } P0 | P1 | P2 ; li r1,1 | lwz r1,0(r2) | li r1,1 ; lwarx %sta,r0,r2 | lwarx r3,r0,r4 | lwarx %sta,r0,r2 ; stwcx. r1,r0,r2 | stwcx. r3,r0,r4 | stwcx. r1,r0,r2 ; bne Fail0 | bne Fail1 | bne Fail2 ; b Exit0 | b Exit1 | sync ; Fail0: | Fail1: | lwarx r3,r0,r4 ; li r3,0 | li r5,0 | stwcx. r3,r0,r4 ; stw r3,0(r4) | stw r5,0(r6) | bne Fail2 ; Exit0: | Exit1: | b Exit2 ; | | Fail2: ; | | li r5,0 ; | | stw r5,0(r6) ; | | Exit2: ; exists (ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 2:r3=0)