PPC LB0000 "DpAddrdW Rfe DpDatadW Rfe" Cycle=Rfe DpAddrdW Rfe DpDatadW Relax=[Rfe,DpDatadW,Rfe] Safe=DpAddrdW Prefetch=0:x=F,0:y=W,1:y=F,1:x=W Com=Rf Rf Orig=DpAddrdW Rfe DpDatadW Rfe { 0:r2=x; 0:r5=y; 1:r2=y; 1:r4=x; } P0 | P1 ; lwz r1,0(r2) | lwz r1,0(r2) ; xor r3,r1,r1 | xor r3,r1,r1 ; li r4,1 | addi r3,r3,1 ; stwx r4,r3,r5 | stw r3,0(r4) ; exists (0:r1=1 /\ 1:r1=1)