sw/device/tests/kelvin/hps-c-port/ml_input.cc

#include "sw/device/tests/kelvin/hps-c-port/ml_input.h"
#include "sw/device/tests/kelvin/hps-c-port/sw/init/kelvin.h"

void ml_input(const int len, const uint8_t *image, int8_t *input) {
  int vlmax; getmaxvl_b_m(vlmax);
  assert(vlmax == 128);
  assert((len & (128 - 1)) == 0);

  for (int i = 0; i < len; i += 128) {
    vld_b_p_x_m(v0, image);
    vsub_b_vx_m(v0, v0, 128);
    vst_b_p_x_m(v0, input);
  }
}