PPC WRR+2W+addraa+popa+A "RfeAA DpAddrdRAA FreAP PodWWPA WseAA" Cycle=RfeAA DpAddrdRAA FreAP PodWWPA WseAA Prefetch=0:x=F,1:y=T,2:x=W Com=Rf Fr Ws Orig=RfeAA DpAddrdRAA FreAP PodWWPA WseAA { ok=1; 0:r2=x; 0:r4=ok; 1:r2=x; 1:r5=y; 1:r7=ok; 2:r2=y; 2:r4=x; 2:r6=ok; } P0 | P1 | P2 ; li r1,2 | lwarx r1,r0,r2 | li r1,1 ; lwarx %sta,r0,r2 | stwcx. r1,r0,r2 | stw r1,0(r2) ; stwcx. r1,r0,r2 | bne Fail1 | li r3,1 ; bne Fail0 | xor r3,r1,r1 | lwarx %sta,r0,r4 ; b Exit0 | lwarx r4,r3,r5 | stwcx. r3,r0,r4 ; Fail0: | stwcx. r4,r3,r5 | bne Fail2 ; li r3,0 | bne Fail1 | b Exit2 ; stw r3,0(r4) | b Exit1 | Fail2: ; Exit0: | Fail1: | li r5,0 ; | li r6,0 | stw r5,0(r6) ; | stw r6,0(r7) | Exit2: ; | Exit1: | ; exists (ok=1 /\ x=2 /\ 1:r1=2 /\ 1:r4=0)