
ARM R0019
"DMBdWW Wse PodWR DpAddrdW PosWR Fre"
Cycle=Fre DMBdWW Wse PodWR DpAddrdW PosWR
Relax=[Fre,DMBdWW,Wse]
Safe=PosWR PodWR DpAddrdW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Ws Fr
Orig=DMBdWW Wse PodWR DpAddrdW PosWR Fre
{
%x0=x; %y0=y;
%y1=y; %z1=z; %x1=x;
}
P0 | P1 ;
MOV R0,#2 | MOV R0,#2 ;
STR R0,[%x0] | STR R0,[%y1] ;
DMB | LDR R1,[%z1] ;
MOV R1,#1 | EOR R2,R1,R1 ;
STR R1,[%y0] | MOV R3,#1 ;
| STR R3,[R2,%x1] ;
| LDR R4,[%x1] ;
Observed
1:R4=2; x=2; y=2;