message: Add comment to element wise addition.
diff: @@ -267,6 +267,14 @@ void CwiseMul(const int16_t* input_1, const int16_t* input_2,
  int32_t multiplier, int32_t shift, int32_t n_batch,
  int32_t n_input, int32_t output_zp, int8_t* output);
  +// Element-wise saturating addition of two quantized vectors without rescaling.
  +// Parameters:
  +// - input_1: batch vector of size n_batch * n_input; 16 bit.
  +// - input_2: batch vector of size n_batch * n_input; 16 bit.
  +// - n_batch: the number of batch.
  +// - n_input: the size for input and output.
  +// - output: the 8 bit output of size n_batch * n_input.
  +// Output does not need to be initialized.
  void CwiseAdd(const int16_t* input_1, const int16_t* input_2, int n_batch,
  int n_input, int16_t* output);
  