Test MP+dmb.sy+pos-data-rfi-addr-rfi

AArch64 MP+dmb.sy+pos-data-rfi-addr-rfi
"DMB.SYdWW Rfe PosRR DpDatadW Rfi DpAddrdW Rfi Fre"
Cycle=Rfi Fre DMB.SYdWW Rfe PosRR DpDatadW Rfi DpAddrdW
Relax=
Safe=Rfi Rfe Fre PosRR DMB.SYdWW DpAddrdW DpDatadW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=DMB.SYdWW Rfe PosRR DpDatadW Rfi DpAddrdW Rfi Fre
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X4=z; 1:X8=x;
}
 P0          | P1                  ;
 MOV W0,#2   | LDR W0,[X1]         ;
 STR W0,[X1] | LDR W2,[X1]         ;
 DMB SY      | EOR W3,W2,W2        ;
 MOV W2,#1   | ADD W3,W3,#1        ;
 STR W2,[X3] | STR W3,[X4]         ;
             | LDR W5,[X4]         ;
             | EOR W6,W5,W5        ;
             | MOV W7,#1           ;
             | STR W7,[X8,W6,SXTW] ;
             | LDR W9,[X8]         ;
Observed
    z=1; y=1; x=1; 1:X9=1; 1:X5=1; 1:X2=0; 1:X0=1;