PPC bclwsrw007 "DpdR Fre SyncsWR DpdR LwSyncsRW Rfe LwSyncsRW Rfe" Cycle=DpdR Fre SyncsWR DpdR LwSyncsRW Rfe LwSyncsRW Rfe Relax=BCLwSyncsRW Safe=Fre SyncsWR DpdR { 0:r2=x; 0:r6=y; 1:r2=y; 2:r2=y; 2:r5=x; } P0 | P1 | P2 ; li r1,1 | lwz r1,0(r2) | lwz r1,0(r2) ; stw r1,0(r2) | lwsync | xor r3,r1,r1 ; sync | li r3,2 | lwzx r4,r3,r5 ; lwz r3,0(r2) | stw r3,0(r2) | ; xor r4,r3,r3 | | ; lwzx r5,r4,r6 | | ; lwsync | | ; li r7,1 | | ; stw r7,0(r6) | | ; exists (y=2 /\ 0:r3=1 /\ 0:r5=0 /\ 1:r1=1 /\ 2:r1=2 /\ 2:r4=0)