PPC WRW+WR+lwsync+rfipr-addrrp "Rfe LwSyncdRW Wse RfiPR DpAddrdRRP Fre" Prefetch=0:x=T,1:y=W,2:y=F,2:x=T Com=Rf Ws Fr Orig=Rfe LwSyncdRW Wse RfiPR DpAddrdRRP Fre { 0:r2=x; 1:r2=x; 1:r4=y; 2:r2=y; 2:r6=x; } P0 | P1 | P2 ; li r1,1 | lwz r1,0(r2) | li r1,2 ; stw r1,0(r2) | lwsync | stw r1,0(r2) ; | li r3,1 | lwarx r3,r0,r2 ; | stw r3,0(r4) | xor r4,r3,r3 ; | | lwzx r5,r4,r6 ; exists (y=2 /\ 1:r1=1 /\ 2:r3=2 /\ 2:r5=0)