PPC WRC+addrras "RfePR DpAddrdWRA RfeAR DpAddrdRRA FreAP" Cycle=RfeAR DpAddrdRRA FreAP RfePR DpAddrdWRA Prefetch=0:x=T,2:x=T Com=Rf Rf Fr Orig=RfePR DpAddrdWRA RfeAR DpAddrdRRA FreAP { ok=1; 0:r2=x; 1:r2=x; 1:r5=y; 1:r7=ok; 2:r2=y; 2:r5=x; 2:r7=ok; } P0 | P1 | P2 ; li r1,1 | lwarx r1,r0,r2 | lwarx r1,r0,r2 ; stw r1,0(r2) | xor r3,r1,r1 | xor r3,r1,r1 ; | li r4,1 | lwarx r4,r3,r5 ; | lwarx %sta,r3,r5 | stwcx. r4,r3,r5 ; | stwcx. r4,r3,r5 | bne Fail2 ; | bne Fail1 | b Exit2 ; | b Exit1 | Fail2: ; | Fail1: | li r6,0 ; | li r6,0 | stw r6,0(r7) ; | stw r6,0(r7) | Exit2: ; | Exit1: | ; exists (ok=1 /\ 1:r1=1 /\ 2:r1=1 /\ 2:r4=0)