ARM MOREDETOUR0463
"DMBdWW Rfe DpCtrldR DetourRW PosWR Fre"
Cycle=Rfe DpCtrldR DetourRW PosWR Fre DMBdWW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=DMBdWW Rfe DpCtrldR DetourRW PosWR Fre
{
%x0=x; %y0=y;
%y1=y; %x1=x;
%x2=x;
}
P0 | P1 | P2 ;
MOV R0,#3 | LDR R0,[%y1] | MOV R0,#1 ;
STR R0,[%x0] | CMP R0,R0 | STR R0,[%x2] ;
DMB | BNE LC00 | DMB ;
MOV R1,#1 | LC00: | LDR R1,[%x2] ;
STR R1,[%y0] | LDR R1,[%x1] | ;
| MOV R2,#2 | ;
| STR R2,[%x1] | ;
| LDR R3,[%x1] | ;
Observed
1:R0=1; 1:R1=0; 1:R3=1; 2:R1=1; x=1;
and 1:R0=0; 1:R1=1; 1:R3=3; 2:R1=2; x=3;
and 1:R0=0; 1:R1=0; 1:R3=1; 2:R1=3; x=3;
and 1:R0=0; 1:R1=0; 1:R3=3; 2:R1=3; x=3;
and 1:R0=0; 1:R1=1; 1:R3=3; 2:R1=3; x=3;