int num_elements_threshold = quant_options_.min_num_elements_for_weights();
    int num_elements = cast<ShapedType>(op.getType()).getNumElements();
    if (num_elements < num_elements_threshold) {
      op->emitRemark("Quantization is skipped because the op has ")
          << num_elements << " elements which is fewer than the threshold("
          << num_elements_threshold << " elements).";
      return failure();