Test DETOUR1269

ARM DETOUR1269
"DMBdWW Wse PosWW Wsi Rfi DpCtrldW Wse"
Cycle=Rfi DpCtrldW Wse DMBdWW Wse PosWW Wsi
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Ws Ws
Orig=DMBdWW Wse PosWW Wsi Rfi DpCtrldW Wse
{
%x0=x; %y0=y;
%y1=y; %x1=x;
}
 P0           | P1           ;
 MOV R0,#2    | MOV R0,#2    ;
 STR R0,[%x0] | STR R0,[%y1] ;
 DMB          | MOV R1,#3    ;
 MOV R1,#1    | STR R1,[%y1] ;
 STR R1,[%y0] | MOV R2,#4    ;
 DMB          | STR R2,[%y1] ;
 LDR R2,[%y0] | LDR R3,[%y1] ;
              | CMP R3,R3    ;
              | BNE LC00     ;
              | LC00:        ;
              | MOV R4,#1    ;
              | STR R4,[%x1] ;
Observed
    0:R2=2; 1:R3=4; x=2;
and 0:R2=3; 1:R3=4; x=2;