Test WRC+dmb+ctrlrr

ARM WRC+dmb+ctrlrr
"Rfe DMBdRW RfeNaR DpCtrldRRR FreRNa"
Cycle=Rfe DMBdRW RfeNaR DpCtrldRRR FreRNa
Prefetch=1:x=F,1:y=W,2:y=F,2:x=T
Com=Rf Rf Fr
Orig=Rfe DMBdRW RfeNaR DpCtrldRRR FreRNa
{
%x0=x;
%x1=x; %y1=y;
%y2=y; %x2=x;
}
 P0           | P1           | P2             ;
 MOV R0,#1    | LDR R0,[%x1] | LDREX R0,[%y2] ;
 STR R0,[%x0] | DMB          | CMP R0,R0      ;
              | MOV R1,#1    | BNE LC00       ;
              | STR R1,[%y1] | LC00:          ;
              |              | LDREX R1,[%x2] ;
Observed
    1:R0=1; 2:R0=1; 2:R1=0;