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

AArch64 MP+dmb.sy+fri-rfi-data-rfi-pos
"DMB.SYdWW Rfe Fri Rfi DpDatadW Rfi PosRR Fre"
Cycle=Rfi PosRR Fre DMB.SYdWW Rfe Fri Rfi DpDatadW
Relax=
Safe=Rfi Rfe Fri Fre PosRR DMB.SYdWW DpDatadW
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr
Orig=DMB.SYdWW Rfe Fri Rfi DpDatadW Rfi PosRR Fre
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X5=x;
}
 P0          | P1           ;
 MOV W0,#2   | LDR W0,[X1]  ;
 STR W0,[X1] | MOV W2,#2    ;
 DMB SY      | STR W2,[X1]  ;
 MOV W2,#1   | LDR W3,[X1]  ;
 STR W2,[X3] | EOR W4,W3,W3 ;
             | ADD W4,W4,#1 ;
             | STR W4,[X5]  ;
             | LDR W6,[X5]  ;
             | LDR W7,[X5]  ;
Observed
    y=2; x=2; 1:X7=1; 1:X6=1; 1:X3=2; 1:X0=1;