PPC DETOUR0492 "PosWR Fri Rfi PodRW Rfe DpDatadW Wse" Cycle=Rfi PodRW Rfe DpDatadW Wse PosWR Fri Prefetch=0:x=F,0:y=W,1:y=F,1:x=W Com=Rf Ws Orig=PosWR Fri Rfi PodRW Rfe DpDatadW Wse { 0:r2=x; 0:r7=y; 1:r2=y; 1:r4=x; } P0 | P1 ; li r1,2 | lwz r1,0(r2) ; stw r1,0(r2) | xor r3,r1,r1 ; lwz r3,0(r2) | addi r3,r3,1 ; li r4,3 | stw r3,0(r4) ; stw r4,0(r2) | sync ; lwz r5,0(r2) | lwz r5,0(r4) ; li r6,1 | ; stw r6,0(r7) | ; Observed 0:r3=2; 0:r5=1; 1:r1=1; 1:r5=1; and 0:r3=1; 0:r5=3; 1:r1=1; 1:r5=1; and 0:r3=1; 0:r5=3; 1:r1=1; 1:r5=3;