private void EmitConstructorBody(MethodReference targetMethod)
        {
            var baseCtor = AssemblyRegistry.GetConstructor(Assembly, DeclaringType.BaseType);

            Ldarg(0);
            Call(methodDefinition.DeclaringType, baseCtor);

            if (targetMethod.HasThis)
            {
                AddArgument(targetMethod.DeclaringType, "$this");

                var thisField = new FieldDefinition("$this", FieldAttributes.Private, targetMethod.DeclaringType);
                DeclaringType.AddField(thisField);

                Ldarg(0);
                Ldarg(1);
                Stfld(thisField);
            }

            Ret();
        }