PPC DETOUR0554 "SyncdWR Fre Rfi DpCtrldW PosWR Fre" Cycle=Rfi DpCtrldW PosWR Fre SyncdWR Fre Prefetch=0:x=F,0:y=T,1:y=F,1:x=T Com=Fr Fr Orig=SyncdWR Fre Rfi DpCtrldW PosWR Fre { 0:r2=x; 0:r4=y; 1:r2=y; 1:r5=x; } P0 | P1 ; li r1,2 | li r1,1 ; stw r1,0(r2) | stw r1,0(r2) ; sync | lwz r3,0(r2) ; lwz r3,0(r4) | cmpw r3,r3 ; | beq LC00 ; | LC00: ; | li r4,1 ; | stw r4,0(r5) ; | lwz r6,0(r5) ; exists (0:r3=0 /\ x=2 /\ 1:r3=1 /\ 1:r6=1)