Test ISA2+LA

AArch64 ISA2+LA
"PodWWPL RfeLA PodRWAP Rfe DpAddrdR Fre"
Prefetch=0:x=F,0:y=W,1:y=F,1:z=W,2:z=F,2:x=T
Com=Rf Rf Fr
Orig=PodWWPL RfeLA PodRWAP Rfe DpAddrdR Fre
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X3=z;
2:X1=z; 2:X4=x; 2:X3=-1;
}
 P0           | P1           | P2                  ;
 MOV W0,#1    | LDAR W0,[X1] | LDR W0,[X1]         ;
 STR W0,[X1]  | CMP W0,#1    | CMP W0,#1           ;
 MOV W2,#1    | B.NE Exit1   | B.NE Exit2          ;
 STLR W2,[X3] | MOV W2,#1    | EOR W2,W0,W0        ;
              | STR W2,[X3]  | LDR W3,[X4,W2,SXTW] ;
              | Exit1:       | Exit2:              ;
exists
(1:X0=1 /\ 2:X0=1 /\ 2:X3=0)
(* Connected to ARMARM04+BIS, can we forbid this
   (observation) while allowing ARMARM04+BIS *)