Test DETOUR0856

ARM DETOUR0856
"DMBdWW Wse DetourW DpAddrdR DpCtrlIsbdR Fre"
Cycle=Fre DMBdWW Wse DetourW DpAddrdR DpCtrlIsbdR
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Ws Fr
Orig=DMBdWW Wse DetourW DpAddrdR DpCtrlIsbdR Fre
{
%x0=x; %y0=y;
%y1=y; %z1=z; %x1=x;
%y2=y;
}
 P0           | P1              | P2           ;
 MOV R0,#1    | MOV R0,#2       | MOV R0,#3    ;
 STR R0,[%x0] | STR R0,[%y1]    | STR R0,[%y2] ;
 DMB          | LDR R1,[%y1]    |              ;
 MOV R1,#1    | EOR R2,R1,R1    |              ;
 STR R1,[%y0] | LDR R3,[R2,%z1] |              ;
 DMB          | CMP R3,R3       |              ;
 LDR R2,[%y0] | BNE LC00        |              ;
              | LC00:           |              ;
              | ISB             |              ;
              | LDR R4,[%x1]    |              ;
Observed
    0:R2=2; 1:R1=3; 1:R4=0;
and 0:R2=3; 1:R1=3; 1:R4=0;