PPC LB+ctrl+porp "DpCtrldW RfePR PodRWRP Rfe" Cycle=Rfe DpCtrldW RfePR PodRWRP Prefetch= Com=Rf Rf Orig=DpCtrldW RfePR PodRWRP Rfe { 0:r2=x; 0:r4=y; 1:r2=y; 1:r4=x; } P0 | P1 ; lwz r1,0(r2) | lwarx r1,r0,r2 ; cmpw r1,r1 | li r3,1 ; beq LC00 | stw r3,0(r4) ; LC00: | ; li r3,1 | ; stw r3,0(r4) | ; exists (0:r1=1 /\ 1:r1=1)