ARM WRC+isb+addr
"Rfe ISBdRW Rfe DpAddrdR Fre"
Cycle=Rfe ISBdRW Rfe DpAddrdR Fre
{
%x0=x;
%x1=x; %y1=y;
%y2=y; %x2=x;
}
P0 | P1 | P2 ;
MOV R0, #1 | LDR R0, [%x1] | LDR R0, [%y2] ;
STR R0, [%x0] | ISB | EOR R1,R0,R0 ;
| MOV R1, #1 | LDR R2, [R1,%x2] ;
| STR R1, [%y1] | ;
Observed
1:R0=1; 2:R0=1; 2:R2=0;