Executions for behaviour:
"1:R0=1 ; 1:R3=1 ; x=2"

Executions for behaviour:
"1:R0=1 ; 1:R3=2 ; x=2"

ARM MP0128
"DMBdWW Rfe PosRR DpCtrldW PosWR Fre"
Cycle=Rfe PosRR DpCtrldW PosWR Fre DMBdWW
Relax=[Fre,DMBdWW,Rfe]
Safe=PosWR PosRR DpCtrldW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=DMBdWW Rfe PosRR DpCtrldW PosWR Fre
{
%x0=x; %y0=y;
%y1=y; %x1=x;
}
P0 | P1 ;
MOV R0,#2 | LDR R0,[%y1] ;
STR R0,[%x0] | LDR R1,[%y1] ;
DMB | CMP R1,R1 ;
MOV R1,#1 | BNE LC00 ;
STR R1,[%y0] | LC00: ;
| MOV R2,#1 ;
| STR R2,[%x1] ;
| LDR R3,[%x1] ;
Observed
1:R0=1; 1:R3=1; x=2;
and 1:R0=1; 1:R3=2; x=2;