PPC aclwdrw000 "Rfe LwSyncdRW Rfe LwSyncdRW" Cycle=Rfe LwSyncdRW Rfe LwSyncdRW Relax=ACLwSyncdRW Safe= { 0:r2=y; 0:r4=x; 1:r2=x; 1:r4=y; } P0 | P1 ; lwz r1,0(r2) | lwz r1,0(r2) ; lwsync | lwsync ; li r3,1 | li r3,1 ; stw r3,0(r4) | stw r3,0(r4) ; exists (0:r1=1 /\ 1:r1=1)