PPC Z6.5+rfi-data+sync+sync "Rfi DpDatadW Wse SyncdWW Wse SyncdWR Fre" Prefetch=0:y=W,1:y=F,1:z=W,2:z=F,2:x=T Com=Ws Ws Fr Orig=Rfi DpDatadW Wse SyncdWW Wse SyncdWR Fre { 0:r2=x; 0:r5=y; 1:r2=y; 1:r4=z; 2:r2=z; 2:r4=x; } P0 | P1 | P2 ; li r1,1 | li r1,2 | li r1,2 ; stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) ; lwz r3,0(r2) | sync | sync ; xor r4,r3,r3 | li r3,1 | lwz r3,0(r4) ; addi r4,r4,1 | stw r3,0(r4) | ; stw r4,0(r5) | | ; exists (y=2 /\ z=2 /\ 0:r3=1 /\ 2:r3=0)