auto erf_op = rewriter.create<chlo::ErfOp>(mul_op.getLoc(), mul_op);
  auto add_op =
      rewriter.create<stablehlo::AddOp>(erf_op.getLoc(), erf_op, one_cst);
  auto lhs_mul_op = rewriter.create<stablehlo::MulOp>(
      half_cst.getLoc(), new_func.getArguments()[0], half_cst);
  auto output_mul_op = rewriter.create<stablehlo::MulOp>(lhs_mul_op.getLoc(),

  builder.insert(var_handle_op_in_init);
  auto const_op = builder.create<mlir::arith::ConstantOp>(
      session_init_func.getLoc(), tensor_attr.getType(), tensor_attr);

  builder.create<TF::AssignVariableOp>(
      session_init_func.getLoc(), llvm::ArrayRef<mlir::Type>{},
      llvm::ArrayRef<mlir::Value>{var_handle_op_in_init->getResult(0),
                                  const_op.getResult()});
}

  SendTPUEmbeddingGradientsOp send_op;
  if (failed(GetOp(region, &send_op))) return failure();

  // No TPU embedding ops.
  if (!recv_op && !send_op) return success();

  Location loc = recv_op ? recv_op.getLoc() : send_op.getLoc();
  StringRef config = recv_op ? recv_op.getConfig() : send_op.getConfig();

  // Create XlaRecvTPUEmbeddingDeduplicationData op.
  OpBuilder builder(region);
  auto output_ty =

    return failure();
  }
  auto op = builder.create<CustomOp>(
      func_.getLoc(), func_.getFunctionType().getResults(),
      func_.getArguments(), kMaxUnpooling,
      CustomOption(&builder, custom_option_buffer));
  builder.create<func::ReturnOp>(func_.getLoc(), op.getResults());

  return success();
}

LogicalResult ConvertMaxUnpoolingFunc::VerifySignature() {

    return failure();
  }

  results.clear();
  builder.setInsertionPointAfter(op);
  for (const auto& result_value : result_values) {
    results.push_back(builder.create<TF::ConstOp>(op->getLoc(), result_value));
  }
  return success();
}

bool IsOperationFoldable(Operation* op) {
  if (isa<TF::ConstOp>(op)) return true;

  if (op->getDialect()->getNamespace() != "tf" || !TF::CanBeFolded(op)) {

  ArrayAttr ids_attr = builder.getStrArrayAttr(ids);
  ArrayAttr calibration_methods_attr =
      builder.getI32ArrayAttr(calibration_methods);
  builder.create<TF::CalibrationStatisticsSaverOp>(
      region.getLoc(), statistics_outputs, output_file_path_attr, ids_attr,
      calibration_methods_attr);
  return success();
}

// Returns true if the op contains a `CalibrationStatisticsSaverOp`.

    if (it.second) {
      auto resource_type = op.getResult(0).getType();
      op.getResult(0).replaceAllUsesWith(
          block.addArgument(resource_type, op.getLoc()));
      AddEntryFunctionInput(
          absl::StrCat("hash_table_", it.first->getValue(), ":0"), target_func);
      // Avoid deleting the op here, clone it to the caller function first.