/*n_fallback_enabled*/ is_in_fallback_enabled_mode,
      /*result=*/"success");

  return absl::OkStatus();
}

// Registers a pipeline builder function for TF TPU V1 bridge.
mlir::PassPipelineRegistration<> replicated_clustering_bridge_v1(
    "tf-replicated-clustering-bridge-v1",
    "Run all the passes involved in transforming a TensorFlow V1 graph before "
    "execution so that it is suitable for targeting devices.",

  // This static is kind of hack, it hooks the pipeline registration for the
  // command line and piggy-back to the TableGen generated registration code.
  static mlir::PassPipelineRegistration<LayoutOptimizationPipelineOptions>
      pipeline("tf-layout-optimization",
               "Assigns optimal data layout to all layout sensitive operations "
               "and cancel redundant transpose operations.",

                            device_type, custom_legalization_passes);
}

void RegisterConvertMlirToXlaHloPipelineWithDefaults() {
  static mlir::PassPipelineRegistration<> pipeline(
      "tf-to-hlo-pipeline",
      "Convert TF dialect to HLO dialect (used for compilation in bridge).",
      [](mlir::OpPassManager& pm) {
        tensorflow::CreateConvertMlirToXlaHloPipeline(