Test LB+dmb.st+dataap

AArch64 LB+dmb.st+dataap
"DMB.STdRW RfePA DpDatadWAP Rfe"
Cycle=Rfe DMB.STdRW RfePA DpDatadWAP
Relax=
Safe=Rfe DMB.STdRW DpDatadW RfePA
Prefetch=0:x=F,0:y=W,1:y=F,1:x=W
Com=Rf Rf
Orig=DMB.STdRW RfePA DpDatadWAP Rfe
{
0:X1=x; 0:X3=y;
1:X1=y; 1:X3=x;
}
 P0          | P1           ;
 LDR W0,[X1] | LDAR W0,[X1] ;
 DMB ST      | EOR W2,W0,W0 ;
 MOV W2,#1   | ADD W2,W2,#1 ;
 STR W2,[X3] | STR W2,[X3]  ;
Observed
    1:X0=1; 0:X0=1;