return std::nullopt;
  }
  if (!parsed_name.has_type) {
    return std::nullopt;
  }
  return parsed_name.type;
}

bool IsGpuDevice(mlir::Operation *op) {
  std::optional<std::string> device = GetDevice(op);
  if (!device) return false;
  return *device == kDeviceGpu;
}

// Performs a fusion of the following pattern(s), if possible: