Executions for behaviour:
"0:r1=1 ; 1:r1=1 ; ok=1"
PPC LB+ctrlisyncap+isyncra "DpCtrlIsyncdWAP RfePR ISyncdRWRA RfeAA" Cycle=RfeAA DpCtrlIsyncdWAP RfePR ISyncdRWRA Prefetch= Com=Rf Rf Orig=DpCtrlIsyncdWAP RfePR ISyncdRWRA RfeAA { ok=1; 0:r2=x; 0:r4=y; 0:r6=ok; 1:r2=y; 1:r4=x; 1:r6=ok; } P0 | P1 ; lwarx r1,r0,r2 | lwarx r1,r0,r2 ; stwcx. r1,r0,r2 | isync ; bne Fail0 | li r3,1 ; cmpw r1,r1 | lwarx %sta,r0,r4 ; beq LC00 | stwcx. r3,r0,r4 ; LC00: | bne Fail1 ; isync | b Exit1 ; li r3,1 | Fail1: ; stw r3,0(r4) | li r5,0 ; b Exit0 | stw r5,0(r6) ; Fail0: | Exit1: ; li r5,0 | ; stw r5,0(r6) | ; Exit0: | ; Observed 0:r1=1; 1:r1=1; ok=1;