public CodeGen (string output_file, bool is_dll, bool debugging_info)
{
this.output_file = output_file;
this.is_dll = is_dll;
if (debugging_info)
symwriter = new SymbolWriter (output_file);
type_manager = new TypeManager (this);
extern_table = new ExternTable ();
typedef_stack = new ArrayList ();
typedef_stack_top = 0;
global_field_table = new Hashtable ();
global_method_table = new Hashtable ();
data_table = new Hashtable ();
defcont_list = new ArrayList ();
sub_system = -1;
cor_flags = -1;
image_base = -1;
stack_reserve = -1;
entry_point = false;
this_module = null;
}