PPC MP+popa+addrra "PodWWPA RfeAR DpAddrdRRA FreAP" Cycle=RfeAR DpAddrdRRA FreAP PodWWPA Prefetch=1:x=T Com=Rf Fr Orig=PodWWPA RfeAR DpAddrdRRA FreAP { ok=1; 0:r2=x; 0:r4=y; 0:r6=ok; 1:r2=y; 1:r5=x; 1:r7=ok; } P0 | P1 ; li r1,1 | lwarx r1,r0,r2 ; stw r1,0(r2) | xor r3,r1,r1 ; li r3,1 | lwarx r4,r3,r5 ; lwarx %sta,r0,r4 | stwcx. r4,r3,r5 ; stwcx. r3,r0,r4 | bne Fail1 ; bne Fail0 | b Exit1 ; b Exit0 | Fail1: ; Fail0: | li r6,0 ; li r5,0 | stw r6,0(r7) ; stw r5,0(r6) | Exit1: ; Exit0: | ; exists (ok=1 /\ 1:r1=1 /\ 1:r4=0)