PPC PPC176-A "PodRW Wse PodWR Fre Rfe PodRW Rfe" {0:r2=z; 0:r4=x; 1:r2=x; 1:r4=y; 2:r2=y; 3:r2=y; 3:r4=z;} P0 | P1 | P2 | P3 ; FNO(r1,r2) | li r1,2 | li r1,1 | FNO(r1,r2) ; li r3,1 | STA(r1,r2) | stw r1,0(r2) | li r3,1 ; STA(r3,r4) | FNO(r3,r4) | | STA(r3,r4) ; forall (0:r1=1 /\ (1:r3=1 /\ (3:r1=1 /\ (x=2 \/ x=1) \/ 3:r1=0 /\ (x=2 \/ x=1)) \/ 1:r3=0 /\ (3:r1=1 /\ x=1 \/ 3:r1=0 /\ (x=2 \/ x=1))) \/ 0:r1=0 /\ (1:r3=1 /\ (3:r1=1 /\ (x=2 \/ x=1) \/ 3:r1=0 /\ (x=2 \/ x=1)) \/ 1:r3=0 /\ (3:r1=1 /\ (x=2 \/ x=1) \/ 3:r1=0 /\ (x=2 \/ x=1))))