PPC DETOUR0128 "Rfi PosRW PodWW Rfe DpAddrdR Fre" Cycle=Rfi PosRW PodWW Rfe DpAddrdR Fre Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Orig=Rfi PosRW PodWW Rfe DpAddrdR Fre { 0:r2=x; 0:r6=y; 1:r2=y; 1:r5=x; } P0 | P1 ; li r1,1 | lwz r1,0(r2) ; stw r1,0(r2) | xor r3,r1,r1 ; lwz r3,0(r2) | lwzx r4,r3,r5 ; li r4,2 | ; stw r4,0(r2) | ; li r5,1 | ; stw r5,0(r6) | ; exists (0:r3=1 /\ 1:r1=1 /\ 1:r4=0)