Test LB+rel+BEQ3

AArch64 LB+rel+BEQ3
{
0:X5=x; 0:X4=y;
1:X4=y; 1:X5=x;
}
P0          | P1         ;
LDR W0,[X5] | LDR W3,[X4];
MOV W2,#1   | CMP W0,#0  ;
STLR W2,[X4]| MOV W1,#7  ;
            | B.EQ over  ;
            | MOV W1,W3  ;
            | over:      ;
            | MOV W8,#7  ;
            | STR W1,[X5];
Observed
    1:X3=1; 0:X0=7;