PPC MP+lwsync+fri-rfi-addr-rfi "LwSyncdWW Rfe Fri Rfi DpAddrdW Rfi Fre" Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Orig=LwSyncdWW Rfe Fri Rfi DpAddrdW Rfi Fre { 0:r2=x; 0:r4=y; 1:r2=y; 1:r7=x; } P0 | P1 ; li r1,2 | lwz r1,0(r2) ; stw r1,0(r2) | li r3,2 ; lwsync | stw r3,0(r2) ; li r3,1 | lwz r4,0(r2) ; stw r3,0(r4) | xor r5,r4,r4 ; | li r6,1 ; | stwx r6,r5,r7 ; | lwz r8,0(r7) ; exists (x=2 /\ y=2 /\ 1:r1=1 /\ 1:r4=2 /\ 1:r8=1)