Find LSTMCell accum_shift and LSTMCell accum_multiplier

[Kullka]

Hello everyone, I'm trying to implement LSTM network after quantization by TensorFlow Lite to FPGA. But I don't know how to get LSTMCell accum_shift and LSTMCell accum_multiplier. Can anyone help me? Thank you.

3 lines below can be found in https://github.com/tensorflow/tflite-micro/blob/main/tensorflow/lite/kernels/internal/reference/lstm_cell.h_