PPC WWC+addraa+syncaa+A "RfeAA DpAddrdWAA RfeAA SyncdRWAA WseAA" Cycle=RfeAA SyncdRWAA WseAA RfeAA DpAddrdWAA Prefetch=0:x=F,2:x=W Com=Rf Rf Ws Orig=RfeAA DpAddrdWAA RfeAA SyncdRWAA 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 | lwarx r1,r0,r2 ; lwarx %sta,r0,r2 | stwcx. r1,r0,r2 | stwcx. r1,r0,r2 ; stwcx. r1,r0,r2 | bne Fail1 | bne Fail2 ; bne Fail0 | xor r3,r1,r1 | sync ; b Exit0 | li r4,1 | li r3,1 ; Fail0: | lwarx %sta,r3,r5 | lwarx %sta,r0,r4 ; li r3,0 | stwcx. r4,r3,r5 | stwcx. r3,r0,r4 ; stw r3,0(r4) | bne Fail1 | bne Fail2 ; Exit0: | b Exit1 | b Exit2 ; | Fail1: | Fail2: ; | li r6,0 | li r5,0 ; | stw r6,0(r7) | stw r5,0(r6) ; | Exit1: | Exit2: ; exists (ok=1 /\ x=2 /\ 1:r1=2 /\ 2:r1=1)