PPC WRR+2W+sync+rfiar-datarp "Rfe SyncdRR FrePA RfiAR DpDatadWRP Wse" Prefetch=0:x=F,1:y=T,2:x=W Com=Rf Fr Ws Orig=Rfe SyncdRR FrePA RfiAR DpDatadWRP Wse { 0:r2=x; 1:r2=x; 1:r4=y; 2:r2=y; 2:r5=x; } P0 | P1 | P2 ; li r1,2 | lwz r1,0(r2) | li r1,1 ; stw r1,0(r2) | sync | lwarx %sta,r0,r2 ; | lwz r3,0(r4) | stwcx. r1,r0,r2 ; | | lwarx r3,r0,r2 ; | | xor r4,r3,r3 ; | | addi r4,r4,1 ; | | stw r4,0(r5) ; exists (x=2 /\ 1:r1=2 /\ 1:r3=0 /\ 2:r3=1)