PPC X06 "Rfe DpAddrdR Fre LwSyncdWW Wse SyncdWW Wse LwSyncdWW" { 0:r2=a; 0:r5=x; 1:r2=x; 1:r4=y; 2:r2=y; 2:r4=z; 3:r2=z; 3:r4=a; } P0 | P1 | P2 | P3 ; lwz r1,0(r2) | li r1,1 | li r1,2 | li r1,2 ; xor r3,r1,r1 | stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) ; lwzx r4,r3,r5 | lwsync | sync | lwsync ; | li r3,1 | li r3,1 | li r3,1 ; | stw r3,0(r4) | stw r3,0(r4) | stw r3,0(r4) ; exists (y=2 /\ z=2 /\ 0:r1=1 /\ 0:r4=0)