Test LB+dmb+ctrl

Run LB+dmb+ctrl in model, using armmem

ARM LB+dmb+ctrl
"DMBdRW Rfe DpCtrldW Rfe"
Cycle=Rfe DMBdRW Rfe DpCtrldW
{
%x0=x; %y0=y;
%y1=y; %x1=x;
}
 P0            | P1            ;
 LDR R0, [%x0] | LDR R0, [%y1] ;
 DMB           | CMP R0, R0    ;
 MOV R1, #1    | BNE LC00      ;
 STR R1, [%y0] | LC00:         ;
               | MOV R1, #1    ;
               | STR R1, [%x1] ;
exists
(0:R0=1 /\ 1:R0=1)