PPC LB+PPO0518 "PodWW Rfe DpDatadW Rfe PosRR PosRW" Cycle=Rfe PosRR PosRW PodWW Rfe DpDatadW Relax= Safe=Rfe PosRW PosRR Pod*W DpDatadW Prefetch= Com=Rf Rf Orig=PodWW Rfe DpDatadW Rfe PosRR PosRW { 0:r2=y; 0:r4=x; 1:r2=x; 1:r6=y; } P0 | P1 ; lwz r1,0(r2) | lwz r1,0(r2) ; xor r3,r1,r1 | lwz r3,0(r2) ; addi r3,r3,1 | li r4,2 ; stw r3,0(r4) | stw r4,0(r2) ; | li r5,1 ; | stw r5,0(r6) ; Observed 0:r1=1; 1:r1=1; x=2;