Test MP+dmb.sy+pos-ctrl-rfi-addr-[fr-rf]

AArch64 MP+dmb.sy+pos-ctrl-rfi-addr-[fr-rf]
"DMB.SYdWW Rfe PosRR DpCtrldW Rfi DpAddrdR FrLeave RfBack Fre"
Cycle=Rfi DpAddrdR FrLeave RfBack Fre DMB.SYdWW Rfe PosRR DpCtrldW
Relax=
Safe=Rfi Rfe Fre PosRR DMB.SYdWW DpAddrdR DpCtrldW [FrLeave,RfBack]
Prefetch=0:x=F,0:y=W,1:y=F,1:x=T
Com=Rf Fr Rf
Orig=DMB.SYdWW Rfe PosRR DpCtrldW Rfi DpAddrdR FrLeave RfBack Fre
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X4=z; 1:X8=x;
2:X1=x;
}
 P0          | P1                  | P2          ;
 MOV W0,#2   | LDR W0,[X1]         | MOV W0,#1   ;
 STR W0,[X1] | LDR W2,[X1]         | STR W0,[X1] ;
 DMB SY      | CBNZ W2,LC00        |             ;
 MOV W2,#1   | LC00:               |             ;
 STR W2,[X3] | MOV W3,#1           |             ;
             | STR W3,[X4]         |             ;
             | LDR W5,[X4]         |             ;
             | EOR W6,W5,W5        |             ;
             | LDR W7,[X8,W6,SXTW] |             ;
             | LDR W9,[X8]         |             ;
Observed
    z=1; y=1; x=2; 1:X9=1; 1:X7=0; 1:X5=1; 1:X2=1; 1:X0=0;