Test 2+2INC

ARM 2+2INC
"2 times 2 increments, SC condition"
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Rf
{
%x0=x; %y0=y;
%y1=y; %x1=x;
}
 P0           | P1           ;
 LDR R0,[%x0] | LDR R0,[%y1] ;
 ADD R1,R0,#1 | ADD R1,R0,#1 ;
 STR R1,[%x0] | STR R1,[%y1] ;
 LDR R2,[%y0] | LDR R2,[%x1] ;
 ADD R3,R2,#1 | ADD R3,R2,#1 ;
 STR R3,[%y0] | STR R3,[%x1] ;
Observed
    0:R0=1; 0:R2=0; 1:R0=1; 1:R2=0; x=2; y=2;