PPC S+popa+dataap "PodWWPA RfeAA DpDatadWAP Wse" Cycle=RfeAA DpDatadWAP Wse PodWWPA Prefetch=0:x=F,1:x=W Com=Rf Ws Orig=PodWWPA RfeAA DpDatadWAP Wse { ok=1; 0:r2=x; 0:r4=y; 0:r6=ok; 1:r2=y; 1:r4=x; 1:r6=ok; } P0 | P1 ; li r1,2 | lwarx r1,r0,r2 ; stw r1,0(r2) | stwcx. r1,r0,r2 ; li r3,1 | bne Fail1 ; lwarx %sta,r0,r4 | xor r3,r1,r1 ; stwcx. r3,r0,r4 | addi r3,r3,1 ; bne Fail0 | stw r3,0(r4) ; b Exit0 | b Exit1 ; Fail0: | Fail1: ; li r5,0 | li r5,0 ; stw r5,0(r6) | stw r5,0(r6) ; Exit0: | Exit1: ; exists (ok=1 /\ x=2 /\ 1:r1=1)