PPC WRC+datarp+lwsyncpa "RfePR DpDatadWRP Rfe LwSyncdRRPA FreAP" Cycle=Rfe LwSyncdRRPA FreAP RfePR DpDatadWRP Prefetch=0:x=T,2:x=T Com=Rf Rf Fr Orig=RfePR DpDatadWRP Rfe LwSyncdRRPA FreAP { ok=1; 0:r2=x; 1:r2=x; 1:r4=y; 2:r2=y; 2:r4=x; 2:r6=ok; } P0 | P1 | P2 ; li r1,1 | lwarx r1,r0,r2 | lwz r1,0(r2) ; stw r1,0(r2) | xor r3,r1,r1 | lwsync ; | addi r3,r3,1 | lwarx r3,r0,r4 ; | stw r3,0(r4) | stwcx. r3,r0,r4 ; | | bne Fail2 ; | | b Exit2 ; | | Fail2: ; | | li r5,0 ; | | stw r5,0(r6) ; | | Exit2: ; exists (ok=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)