Executions for behaviour:
"1:R0=1 ; 1:R2=0 ; 2:R0=1 ; 2:R2=0 ; ok=1 ; x=1 ; y=1"
ARM WRC+addraa+addrnar "RfeNaA DpAddrdWAA RfeANa DpAddrdRNaR FreRNa" Cycle=RfeNaA DpAddrdWAA RfeANa DpAddrdRNaR FreRNa Prefetch=1:x=F,1:y=W,2:y=F,2:x=T Com=Rf Rf Fr Orig=RfeNaA DpAddrdWAA RfeANa DpAddrdRNaR FreRNa { ok=1; %x0=x; %x1=x; %y1=y; %ok1=ok; %y2=y; %x2=x; } P0 | P1 | P2 ; MOV R0,#1 | LDREX R0,[%x1] | LDR R0,[%y2] ; STR R0,[%x0] | STREX %T2,R0,[%x1] | EOR R1,R0,R0 ; | CMP %T2,#0 | ADD %T1,R1,%x2 ; | BNE Fail1 | LDREX R2,[%T1] ; | EOR R1,R0,R0 | ; | ADD %T1,R1,%y1 | ; | MOV %T3,#1 | ; | LDREX R2,[%T1] | ; | STREX %T2,%T3,[%T1] | ; | CMP %T2,#0 | ; | BNE Fail1 | ; | B Exit1 | ; | Fail1: | ; | MOV R3,#0 | ; | STR R3,[%ok1] | ; | Exit1: | ; Observed 1:R0=1; 1:R2=0; 2:R0=1; 2:R2=0; ok=1; x=1; y=1;