Test RSDWI

ARM RSDWI
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
{
%x0=x; %y0=y;
%y1=y; %z1=z; %x1=x;
%z2=z;
}
 P0           | P1              | P2           ;
              | MOV R9,#1       |              ;
              | STR R9,[%z1]    |              ;
 MOV R0,#1    | LDR R0,[%y1]    | MOV R0,#2    ;
 STR R0,[%x0] | EOR R1,R0,R0    | STR R0,[%z2] ;
 DMB          | LDR R2,[R1,%z1] |              ;
 MOV R1,#1    | LDR R3,[%z1]    |              ;
 STR R1,[%y0] | EOR R4,R3,R3    |              ;
              | LDR R5,[R4,%x1] |              ;
Observed
    1:R0=1; 1:R2=2; 1:R3=2; 1:R5=0; z=2;