PPC IRIW+popr+addrar "Rfe PodRRPR FreRP RfePA DpAddrdRAR FreRP" Cycle=RfePA DpAddrdRAR FreRP Rfe PodRRPR FreRP Prefetch=0:x=T,1:y=T,2:y=T,3:x=T Com=Rf Fr Rf Fr Orig=Rfe PodRRPR FreRP RfePA DpAddrdRAR FreRP { ok=1; 0:r2=x; 1:r2=x; 1:r4=y; 2:r2=y; 3:r2=y; 3:r5=x; 3:r7=ok; } P0 | P1 | P2 | P3 ; li r1,1 | lwz r1,0(r2) | li r1,1 | lwarx r1,r0,r2 ; stw r1,0(r2) | lwarx r3,r0,r4 | stw r1,0(r2) | stwcx. r1,r0,r2 ; | | | bne Fail3 ; | | | xor r3,r1,r1 ; | | | lwarx r4,r3,r5 ; | | | b Exit3 ; | | | Fail3: ; | | | li r6,0 ; | | | stw r6,0(r7) ; | | | Exit3: ; exists (ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 3:r1=1 /\ 3:r4=0)