PPC Z6.0+rfipr-datarp+addr+sync "RfiPR DpDatadWRP Rfe DpAddrdW Wse SyncdWR Fre" Prefetch=1:z=W,2:z=F,2:x=T Com=Rf Ws Fr Orig=RfiPR DpDatadWRP Rfe DpAddrdW Wse SyncdWR Fre { 0:r2=x; 0:r5=y; 1:r2=y; 1:r5=z; 2:r2=z; 2:r4=x; } P0 | P1 | P2 ; li r1,1 | lwz r1,0(r2) | li r1,2 ; stw r1,0(r2) | xor r3,r1,r1 | stw r1,0(r2) ; lwarx r3,r0,r2 | li r4,1 | sync ; xor r4,r3,r3 | stwx r4,r3,r5 | lwz r3,0(r4) ; addi r4,r4,1 | | ; stw r4,0(r5) | | ; exists (z=2 /\ 0:r3=1 /\ 1:r1=1 /\ 2:r3=0)