Test T9

AArch64 T9
{
0:X1=x; 0:X2=y;
1:X1=y; 1:X3=x; 1:X4=z;
}
P0           | P1               ;
MOV W0,#1    | LDR W0,[X1]      ;
STR W0,[X1]  | CMP W0,#1        ;
STLR W0,[X2] | CSEL X2,X3,X4,EQ ;
             | LDR W5,[X2]      ; (* What causes replay on misprediction? *)
Observed
    1:X5=0; 1:X0=1;