PrepareTFPass() = default;
  PrepareTFPass(const PrepareTFPass &) {}
  explicit PrepareTFPass(bool unfold_batch_matmul,
                         bool allow_bf16_and_f16_type_legalization,
                         bool use_fake_quant_num_bits = false) {
    this->unfold_batch_matmul_ = unfold_batch_matmul;
    this->allow_bf16_and_f16_type_legalization_ =
        allow_bf16_and_f16_type_legalization;