PPC WRW+WR+lwsyncap+syncpa "RfePA LwSyncdRWAP Wse SyncdWRPA FreAP" Cycle=RfePA LwSyncdRWAP Wse SyncdWRPA FreAP Prefetch=0:x=T,1:y=W,2:y=F,2:x=T Com=Rf Ws Fr Orig=RfePA LwSyncdRWAP Wse SyncdWRPA FreAP { ok=1; 0:r2=x; 1:r2=x; 1:r4=y; 1:r6=ok; 2:r2=y; 2:r4=x; 2:r6=ok; } P0 | P1 | P2 ; li r1,1 | lwarx r1,r0,r2 | li r1,2 ; stw r1,0(r2) | stwcx. r1,r0,r2 | stw r1,0(r2) ; | bne Fail1 | sync ; | lwsync | lwarx r3,r0,r4 ; | li r3,1 | stwcx. r3,r0,r4 ; | stw r3,0(r4) | bne Fail2 ; | b Exit1 | b Exit2 ; | Fail1: | Fail2: ; | li r5,0 | li r5,0 ; | stw r5,0(r6) | stw r5,0(r6) ; | Exit1: | Exit2: ; exists (ok=1 /\ y=2 /\ 1:r1=1 /\ 2:r3=0)