PPC Z6.5+poaas "PodWWAA WseAA PodWWAA WseAA PodWRAA FreAA" Prefetch=0:y=W,1:y=F,1:z=W,2:z=F,2:x=T Com=Ws Ws Fr Orig=PodWWAA WseAA PodWWAA WseAA PodWRAA FreAA { ok=1; 0:r2=x; 0:r4=y; 0:r6=ok; 1:r2=y; 1:r4=z; 1:r6=ok; 2:r2=z; 2:r4=x; 2:r6=ok; } P0 | P1 | P2 ; li r1,1 | li r1,2 | li r1,2 ; lwarx %sta,r0,r2 | lwarx %sta,r0,r2 | lwarx %sta,r0,r2 ; stwcx. r1,r0,r2 | stwcx. r1,r0,r2 | stwcx. r1,r0,r2 ; bne Fail0 | bne Fail1 | bne Fail2 ; li r3,1 | li r3,1 | lwarx r3,r0,r4 ; lwarx %sta,r0,r4 | lwarx %sta,r0,r4 | stwcx. r3,r0,r4 ; stwcx. r3,r0,r4 | stwcx. r3,r0,r4 | bne Fail2 ; bne Fail0 | bne Fail1 | b Exit2 ; b Exit0 | b Exit1 | Fail2: ; Fail0: | Fail1: | li r5,0 ; li r5,0 | li r5,0 | stw r5,0(r6) ; stw r5,0(r6) | stw r5,0(r6) | Exit2: ; Exit0: | Exit1: | ; ~exists (ok=1 /\ y=2 /\ z=2 /\ 2:r3=0)