Function DecrementUsageCounter

tensorflow/lite/kernels/eigen_support.cc:162–173

}

void DecrementUsageCounter(TfLiteContext* context) {
  auto* ptr = GetEigenContext(context);
  if (ptr == nullptr) {
    TF_LITE_FATAL(
        "Call to DecrementUsageCounter() not preceded by "
        "IncrementUsageCounter()");
  }
  if (--ptr->num_references == 0) {
    delete ptr;
    context->SetExternalContext(context, kTfLiteEigenContext, nullptr);
  }
}

const Eigen::ThreadPoolDevice* GetThreadPoolDevice(TfLiteContext* context) {
  auto* ptr = GetEigenContext(context);