PPC LB+ctrlrp+pora "DpCtrldWRP RfePR PodRWRA RfeAR" Cycle=RfeAR DpCtrldWRP RfePR PodRWRA Prefetch= Com=Rf Rf Orig=DpCtrldWRP RfePR PodRWRA RfeAR { ok=1; 0:r2=x; 0:r4=y; 1:r2=y; 1:r4=x; 1:r6=ok; } P0 | P1 ; lwarx r1,r0,r2 | lwarx r1,r0,r2 ; cmpw r1,r1 | li r3,1 ; beq LC00 | lwarx %sta,r0,r4 ; LC00: | stwcx. r3,r0,r4 ; li r3,1 | bne Fail1 ; stw r3,0(r4) | b Exit1 ; | Fail1: ; | li r5,0 ; | stw r5,0(r6) ; | Exit1: ; exists (ok=1 /\ 0:r1=1 /\ 1:r1=1)