llvm::StringRef module_name = llvm::StringRef());

// The same API as RunLowerClusterToRuntimeOpsPassPipeline but as an MLIR pass
// pipeline.
void RegisterTPULowerClusterToRuntimeOpsPassPipeline();
void RegisterNonTPULowerClusterToRuntimeOpsPassPipeline();

}  // namespace tfrt_compiler
}  // namespace tensorflow

  tensorflow::RegisterMlProgramPasses();
  mlir::TFTPU::registerRuntimeLoweringPasses();
  mlir::TFDevice::registerSparseCorePasses();

  tensorflow::tfrt_compiler::RegisterTPULowerClusterToRuntimeOpsPassPipeline();
  tensorflow::tfrt_compiler::
      RegisterNonTPULowerClusterToRuntimeOpsPassPipeline();

  mlir::DialectRegistry registry;
  mlir::RegisterCommonToolingDialects(registry);

  return failed(

  return absl::OkStatus();
}

// TODO(b/305211853): Unify the CPU/TPU/GPU Execution Ops and thus these two
// passes should merge together.
void RegisterTPULowerClusterToRuntimeOpsPassPipeline() {
  static mlir::PassPipelineRegistration<StandardPipelineOptions> pipeline(
      "tfrt-lower-cluster-to-runtime-ops-tpu",
      "Run all the passes involved after the clustering transformations from "