PPC ISA2+rfiap-data+sync+lwsync "RfiAP DpDatadW Rfe SyncdRW Rfe LwSyncdRR FrePA" Prefetch=2:x=T Com=Rf Rf Fr Orig=RfiAP DpDatadW Rfe SyncdRW Rfe LwSyncdRR FrePA { 0:r2=x; 0:r5=y; 1:r2=y; 1:r4=z; 2:r2=z; 2:r4=x; } P0 | P1 | P2 ; li r1,1 | lwz r1,0(r2) | lwz r1,0(r2) ; lwarx %sta,r0,r2 | sync | lwsync ; stwcx. r1,r0,r2 | li r3,1 | lwz r3,0(r4) ; lwz r3,0(r2) | stw r3,0(r4) | ; xor r4,r3,r3 | | ; addi r4,r4,1 | | ; stw r4,0(r5) | | ; exists (0:r3=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)