PPC PPC108-F "PodRW Rfe PodRR Fre Rfi DpAddrdR" {0:r2=x; 0:r4=y; 1:r2=y; 1:r6=z; 1:r8=x;} P0 | P1 ; lwz r1,0(r2) | li r1,1 ; sync | stw r1,0(r2) ; lwz r3,0(r4) | lwz r3,0(r2) ; | xor r4,r3,r3 ; | lwzx r5,r4,r6 ; | lwsync ; | li r7,1 ; | stw r7,0(r8) ; forall (1:r3=1 /\ (0:r1=1 /\ 0:r3=1 \/ 0:r1=0 /\ (0:r3=1 \/ 0:r3=0)))