Test NT-10-dsb-isb+dsb

AArch64 NT-10-dsb-isb+dsb
TTHM=P0:HA
Variant=precise
{
pte_x=(af:0);
x=1;
0:X0=x; 0:X4=y;
1:X0=y; 1:X2=x;
}
P0           | P1          ;
LDR W1,[X0]  | LDR W1,[X0] ;
DSB SY       |             ;
ISB          | DMB LD      ;
MOV W3,#1    |             ;
STR W3,[X4]  |L1:          ;
             | LDR W3,[X2] ;
exists (1:X1=1 /\ fault(P1:L1,x,MMU:AccessFlag))