Executions for behaviour:
"0:R0=0 ; 1:R0=1 ; 2:R0=1 ; 2:R2=0 ; ok=1 ; x=1 ; y=1"
ARM WRC+data+addrana+A "RfeANa DpDatadW RfeNaA DpAddrdRANa FreNaA" Cycle=RfeNaA DpAddrdRANa FreNaA RfeANa DpDatadW Prefetch=1:x=F,1:y=W,2:y=F,2:x=T Com=Rf Rf Fr Orig=RfeANa DpDatadW RfeNaA DpAddrdRANa FreNaA { ok=1; %x0=x; %ok0=ok; %x1=x; %y1=y; %y2=y; %x2=x; %ok2=ok; } P0 | P1 | P2 ; MOV %T3,#1 | LDR R0,[%x1] | LDREX R0,[%y2] ; LDREX R0,[%x0] | EOR R1,R0,R0 | STREX %T2,R0,[%y2] ; STREX %T2,%T3,[%x0] | ADD R1,R1,#1 | CMP %T2,#0 ; CMP %T2,#0 | STR R1,[%y1] | BNE Fail2 ; BNE Fail0 | | EOR R1,R0,R0 ; B Exit0 | | LDR R2,[R1,%x2] ; Fail0: | | B Exit2 ; MOV R1,#0 | | Fail2: ; STR R1,[%ok0] | | MOV R3,#0 ; Exit0: | | STR R3,[%ok2] ; | | Exit2: ; Observed 0:R0=0; 1:R0=1; 2:R0=1; 2:R2=0; ok=1; x=1; y=1;