PPC WRC+ctrlaa+lwsyncaa "RfePA DpCtrldWAA RfeAA LwSyncdRRAA FreAP" Cycle=RfeAA LwSyncdRRAA FreAP RfePA DpCtrldWAA Prefetch=0:x=T,2:x=T Com=Rf Rf Fr Orig=RfePA DpCtrldWAA RfeAA LwSyncdRRAA FreAP { ok=1; 0:r2=x; 1:r2=x; 1:r4=y; 1:r6=ok; 2:r2=y; 2:r4=x; 2:r6=ok; } P0 | P1 | P2 ; li r1,1 | lwarx r1,r0,r2 | lwarx r1,r0,r2 ; stw r1,0(r2) | stwcx. r1,r0,r2 | stwcx. r1,r0,r2 ; | bne Fail1 | bne Fail2 ; | cmpw r1,r1 | lwsync ; | beq LC00 | lwarx r3,r0,r4 ; | LC00: | stwcx. r3,r0,r4 ; | li r3,1 | bne Fail2 ; | lwarx %sta,r0,r4 | b Exit2 ; | stwcx. r3,r0,r4 | Fail2: ; | bne Fail1 | li r5,0 ; | b Exit1 | stw r5,0(r6) ; | Fail1: | Exit2: ; | li r5,0 | ; | stw r5,0(r6) | ; | Exit1: | ; exists (ok=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r3=0)