PPC safe055 "SyncdWR Fre Rfe SyncdRW Wse SyncdWW Wse" Cycle=SyncdWR Fre Rfe SyncdRW Wse SyncdWW Wse Relax= Safe=Fre Wse SyncdWW SyncdWR ACSyncdRW { 0:r2=x; 0:r4=y; 1:r2=y; 1:r4=z; 2:r2=z; 2:r4=x; 3:r2=x; } P0 | P1 | P2 | P3 ; lwz r1,0(r2) | li r1,2 | li r1,2 | li r1,1 ; sync | stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) ; li r3,1 | sync | sync | ; stw r3,0(r4) | li r3,1 | lwz r3,0(r4) | ; | stw r3,0(r4) | | ; exists (y=2 /\ z=2 /\ 0:r1=1 /\ 2:r3=0)