node_type_name = (*tf_name_to_mlir_name_)[node_type_name];
    convert_to_legacy_call = true;
  }

  auto get_full_op_name = [&](const std::string& op_name) {
    const char* kTfPrefix = "tf.";
    return kTfPrefix + op_name;
  };

  std::string op_name = get_full_op_name(node_type_name);
  if (back_edge_node_output_.contains(&node)) {
    op_name = op_name + ".sink";
  }