PPC IRIW+po+addraa+PA "Rfe PodRR FrePA RfeAA DpAddrdRAA FreAP" Cycle=RfeAA DpAddrdRAA FreAP Rfe PodRR FrePA Prefetch=0:x=T,1:y=T,2:y=T,3:x=T Com=Rf Fr Rf Fr Orig=Rfe PodRR FrePA RfeAA DpAddrdRAA FreAP { ok=1; 0:r2=x; 1:r2=x; 1:r4=y; 2:r2=y; 2:r4=ok; 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) | lwz r3,0(r4) | lwarx %sta,r0,r2 | stwcx. r1,r0,r2 ; | | stwcx. r1,r0,r2 | bne Fail3 ; | | bne Fail2 | xor r3,r1,r1 ; | | b Exit2 | lwarx r4,r3,r5 ; | | Fail2: | stwcx. r4,r3,r5 ; | | li r3,0 | bne Fail3 ; | | stw r3,0(r4) | b Exit3 ; | | Exit2: | Fail3: ; | | | li r6,0 ; | | | stw r6,0(r7) ; | | | Exit3: ; exists (ok=1 /\ 1:r1=1 /\ 1:r3=0 /\ 3:r1=1 /\ 3:r4=0)