PPC MP0157 "LwSyncdWW Rfe DpAddrdR DpAddrdW PodWR Fre" Cycle=Rfe DpAddrdR DpAddrdW PodWR Fre LwSyncdWW Relax=[Fre,LwSyncdWW,Rfe] Safe=PodWR DpAddrdW DpAddrdR Prefetch=0:x=F,0:y=W,1:y=F,1:x=T Com=Rf Fr Orig=LwSyncdWW Rfe DpAddrdR DpAddrdW PodWR Fre { 0:r2=x; 0:r4=y; 1:r2=y; 1:r5=z; 1:r8=a; 1:r10=x; } P0 | P1 ; li r1,1 | lwz r1,0(r2) ; stw r1,0(r2) | xor r3,r1,r1 ; lwsync | lwzx r4,r3,r5 ; li r3,1 | xor r6,r4,r4 ; stw r3,0(r4) | li r7,1 ; | stwx r7,r6,r8 ; | lwz r9,0(r10) ; exists (1:r1=1 /\ 1:r9=0)