PPC LB+addrpa+isync "DpAddrdWPA RfeAP ISyncdRW Rfe" Cycle=RfeAP ISyncdRW Rfe DpAddrdWPA Prefetch= Com=Rf Rf Orig=DpAddrdWPA RfeAP ISyncdRW Rfe { ok=1; 0:r2=x; 0:r5=y; 0:r7=ok; 1:r2=y; 1:r4=x; } P0 | P1 ; lwz r1,0(r2) | lwz r1,0(r2) ; xor r3,r1,r1 | isync ; li r4,1 | li r3,1 ; lwarx %sta,r3,r5 | stw r3,0(r4) ; stwcx. r4,r3,r5 | ; bne Fail0 | ; b Exit0 | ; Fail0: | ; li r6,0 | ; stw r6,0(r7) | ; Exit0: | ; exists (ok=1 /\ 0:r1=1 /\ 1:r1=1)