PPC bcssrw005 "SyncdRW Wse SyncsWR DpdR SyncsRW Rfe SyncsRW Rfe" Cycle=SyncdRW Wse SyncsWR DpdR SyncsRW Rfe SyncsRW Rfe Relax=BCSyncsRW Safe=Wse SyncsWR SyncdRW DpdR { 0:r2=x; 0:r6=y; 1:r2=y; 2:r2=y; 2:r4=x; } P0 | P1 | P2 ; li r1,2 | lwz r1,0(r2) | lwz r1,0(r2) ; stw r1,0(r2) | sync | sync ; sync | li r3,2 | li r3,1 ; lwz r3,0(r2) | stw r3,0(r2) | stw r3,0(r4) ; xor r4,r3,r3 | | ; lwzx r5,r4,r6 | | ; sync | | ; li r7,1 | | ; stw r7,0(r6) | | ; exists (x=2 /\ y=2 /\ 0:r3=2 /\ 0:r5=0 /\ 1:r1=1 /\ 2:r1=2)