Executions for behaviour:
"1:R0=1 ; 1:R1=0 ; 1:R3=2 ; x=1 ; y=2"
ARM S+dmb+pos-fri-rfi-data "DMBdWW Rfe PosRR Fri Rfi DpDatadW Wse" Prefetch=0:x=F,0:y=W,1:y=F,1:x=W Com=Rf Ws Orig=DMBdWW Rfe PosRR Fri Rfi DpDatadW Wse { %x0=x; %y0=y; %y1=y; %x1=x; } P0 | P1 ; MOV R0,#2 | LDR R0,[%y1] ; STR R0,[%x0] | LDR R1,[%y1] ; DMB | MOV R2,#2 ; MOV R1,#1 | STR R2,[%y1] ; STR R1,[%y0] | LDR R3,[%y1] ; | EOR R4,R3,R3 ; | ADD R4,R4,#1 ; | STR R4,[%x1] ; Observed 1:R0=1; 1:R1=0; 1:R3=2; x=1; y=2;