private Expression ReadSegmentedValue(DataType dt, Constant seg, Expression eOff)
{
var off = eOff as Constant;
if (eOff != null)
{
var addr = arch.MakeSegmentedAddress(seg, off);
if (!segmentMap.TryFindSegment(addr, out ImageSegment segment))
{
return(Constant.Invalid);
}
var rdr = arch.CreateImageReader(segment.MemoryArea, addr);
memAccesses[addr] = dt;
if (dt == PrimitiveType.SegPtr32)
{
var addrRead = arch.ReadCodeAddress(dt.Size, rdr, null);
if (addrRead != null)
{
return(addrRead);
}
else
{
//$REVIEW we want a warning here. OR the caller.
return(Constant.Invalid);
}
}
else
{
return(rdr.Read((PrimitiveType)dt));
}
}
throw new NotImplementedException();
}
public Expression MakeSegmentedAddress(Constant seg, Constant off)
{
return(arch.MakeSegmentedAddress(seg, off));
}
