PPC aclwdrr001 "Fre LwSyncdWW Wse SyncdWW Wse Rfe LwSyncdRR" Cycle=Fre LwSyncdWW Wse SyncdWW Wse Rfe LwSyncdRR Relax=ACLwSyncdRR Safe=Fre Wse SyncdWW LwSyncdWW { 0:r2=z; 0:r4=x; 1:r2=x; 1:r4=y; 2:r2=y; 3:r2=y; 3:r4=z; } P0 | P1 | P2 | P3 ; li r1,1 | li r1,2 | li r1,2 | lwz r1,0(r2) ; stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) | lwsync ; lwsync | sync | | lwz r3,0(r4) ; li r3,1 | li r3,1 | | ; stw r3,0(r4) | stw r3,0(r4) | | ; Observed 3:r1=1; 3:r3=0; x=2; y=1; and 3:r1=1; 3:r3=0; x=2; y=2;