Executions for behaviour:
"1:R0=1 ; x=2 ; z=2"

ARM S0155
"DMBdWW Rfe DpDatadW PosWW PodWW Wse"
Cycle=Rfe DpDatadW PosWW PodWW Wse DMBdWW
Relax=[Wse,DMBdWW,Rfe]
Safe=PosWW PodWW DpDatadW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Ws
Orig=DMBdWW Rfe DpDatadW PosWW PodWW Wse
{
%x0=x; %y0=y;
%y1=y; %z1=z; %x1=x;
}
P0 | P1 ;
MOV R0,#2 | LDR R0,[%y1] ;
STR R0,[%x0] | EOR R1,R0,R0 ;
DMB | ADD R1,R1,#1 ;
MOV R1,#1 | STR R1,[%z1] ;
STR R1,[%y0] | MOV R2,#2 ;
| STR R2,[%z1] ;
| MOV R3,#1 ;
| STR R3,[%x1] ;
Observed
1:R0=1; x=2; z=2;