Executions for behaviour:
"1:r1=2 ; 2:r1=1 ; ok=1 ; x=2"
PPC WWC+addraa+syncrp "RfePA DpAddrdWAA RfeAR SyncdRWRP Wse" Cycle=RfeAR SyncdRWRP Wse RfePA DpAddrdWAA Prefetch=0:x=F,2:x=W Com=Rf Rf Ws Orig=RfePA DpAddrdWAA RfeAR SyncdRWRP Wse { ok=1; 0:r2=x; 1:r2=x; 1:r5=y; 1:r7=ok; 2:r2=y; 2:r4=x; } P0 | P1 | P2 ; li r1,2 | lwarx r1,r0,r2 | lwarx r1,r0,r2 ; stw r1,0(r2) | stwcx. r1,r0,r2 | sync ; | bne Fail1 | li r3,1 ; | xor r3,r1,r1 | stw r3,0(r4) ; | li r4,1 | ; | lwarx %sta,r3,r5 | ; | stwcx. r4,r3,r5 | ; | bne Fail1 | ; | b Exit1 | ; | Fail1: | ; | li r6,0 | ; | stw r6,0(r7) | ; | Exit1: | ; Observed 1:r1=2; 2:r1=1; ok=1; x=2;