PPC PPC168-A "PodRR Fre Rfe PodRW Wse PodWW Rfe" {0:r2=z; 0:r4=x; 1:r2=x; 2:r2=x; 2:r4=y; 3:r2=y; 3:r4=z;} P0 | P1 | P2 | P3 ; FNO(r1,r2) | li r1,1 | FNO(r1,r2) | li r1,2 ; FNO(r3,r4) | stw r1,0(r2) | li r3,1 | STA(r1,r2) ; | | STA(r3,r4) | li r3,1 ; | | | STA(r3,r4) ; forall (0:r1=1 /\ (0:r3=1 /\ (2:r1=1 /\ (y=2 \/ y=1) \/ 2:r1=0 /\ (y=2 \/ y=1)) \/ 0:r3=0 /\ (2:r1=1 /\ y=1 \/ 2:r1=0 /\ (y=2 \/ y=1))) \/ 0:r1=0 /\ (0:r3=1 /\ (2:r1=1 /\ (y=2 \/ y=1) \/ 2:r1=0 /\ (y=2 \/ y=1)) \/ 0:r3=0 /\ (2:r1=1 /\ (y=2 \/ y=1) \/ 2:r1=0 /\ (y=2 \/ y=1))))