Test DETOUR0871

ARM DETOUR0871
"DMBdWW Wse DetourW DpAddrdW PosWR Fre"
Cycle=Fre DMBdWW Wse DetourW DpAddrdW PosWR
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Ws Fr
Orig=DMBdWW Wse DetourW DpAddrdW PosWR Fre
{
%x0=x; %y0=y;
%y1=y; %x1=x;
%y2=y;
}
 P0           | P1              | P2           ;
 MOV R0,#2    | 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] | MOV R3,#1       |              ;
 DMB          | STR R3,[R2,%x1] |              ;
 LDR R2,[%y0] | LDR R4,[%x1]    |              ;
Observed
    0:R2=3; 1:R1=1; 1:R4=1; x=1;
and 0:R2=2; 1:R1=3; 1:R4=1; x=2;
and 0:R2=3; 1:R1=3; 1:R4=1; x=2;
and 0:R2=2; 1:R1=2; 1:R4=2; x=2;
and 0:R2=1; 1:R1=3; 1:R4=2; x=2;
and 0:R2=2; 1:R1=3; 1:R4=2; x=2;
and 0:R2=3; 1:R1=3; 1:R4=2; x=2;