Document top-level API

[kpu]

The top-level API needs to be documented. These functions are just there with no explanation.

intgemm/intgemm.h

Line 256 in 5979a4b

static void Multiply8new(const int8_t *A, const int8_t *B, Index A_rows, Index width, Index B_cols, Callback callback) {

intgemm/intgemm.h

Line 261 in 5979a4b

static void PrepareBiasFor8(const int8_t A, const int8_t *B, Index A_rows, Index width, Index B_cols, Callback callback) {

intgemm/intgemm.h

Line 237 in 5979a4b

static void (*QuantizeU)(const float *input, uint8_t *output, float quant_mult, Index size);

intgemm/intgemm.h

Line 229 in 5979a4b

static inline void PrepareANew(const float *input, int8_t *output, float quant_mult, Index rows, Index cols) {