PPC PPC206-B "Fre PodWR Fre PodWR" {0:r2=y; 0:r4=x; 1:r2=x; 1:r4=y;} P0 | P1 ; li r1,1 | li r1,1 ; stw r1,0(r2) | stw r1,0(r2) ; sync | sync ; lwz r3,0(r4) | lwz r3,0(r4) ; forall (0:r3=1 /\ (1:r3=1 \/ 1:r3=0) \/ 0:r3=0 /\ 1:r3=1)