PPC safe003 "SyncdWW Rfe LwSyncdRR Fre SyncsWW Rfe DpdW Wse" Cycle=SyncdWW Rfe LwSyncdRR Fre SyncsWW Rfe DpdW Wse Relax= Safe=Fre Wse LwSyncdRR DpdW BCSyncsWW BCSyncdWW { 0:r2=x; 0:r4=y; 1:r2=y; 2:r2=y; 2:r5=z; 3:r2=z; 3:r4=x; } P0 | P1 | P2 | P3 ; lwz r1,0(r2) | li r1,1 | lwz r1,0(r2) | li r1,2 ; lwsync | stw r1,0(r2) | xor r3,r1,r1 | stw r1,0(r2) ; lwz r3,0(r4) | sync | li r4,1 | sync ; | li r3,2 | stwx r4,r3,r5 | li r3,1 ; | stw r3,0(r2) | | stw r3,0(r4) ; exists (y=2 /\ z=2 /\ 0:r1=1 /\ 0:r3=0 /\ 2:r1=2)