Run PPO007 in model, using ppcmem
PPC PPO007 "LwSyncdWW Rfe DpAddrdR PosRW PosWR DpAddrdR Fre" Cycle=Rfe DpAddrdR PosRW PosWR DpAddrdR Fre LwSyncdWW { 0:r2=x; 0:r4=y; 1:r2=y; 1:r5=z; 1:r10=x; } P0 | P1 ; li r1,1 | lwz r1,0(r2) ; stw r1,0(r2) | xor r3,r1,r1 ; lwsync | lwzx r4,r3,r5 ; li r3,1 | li r6,1 ; stw r3,0(r4) | stw r6,0(r5) ; | lwz r7,0(r5) ; | xor r8,r7,r7 ; | lwzx r9,r8,r10 ; exists (1:r1=1 /\ 1:r9=0)