workloads/realworld/async/backprop/facetrain.c

#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "backprop.h"
#include "omp.h"

extern char *strcpy();
extern void exit();

int layer_size = 0;

backprop_face()
{
  BPNN *net;
  int i;
  float out_err, hid_err;
  net = bpnn_create(layer_size, 16, 1); // (16, 1 can not be changed)

  printf("Input layer size : %d\n", layer_size);
  load(net);
  // entering the training kernel, only one iteration
  printf("Starting training kernel\n");
  bpnn_train_cuda(net, &out_err, &hid_err);
  bpnn_free(net);
  printf("Training done\n");
}

int setup(argc, argv)
int argc;
char *argv[];
{

  int seed;

  if (argc != 3)
  {
    fprintf(stderr, "usage: backprop <num of input elements>\n");
    exit(0);
  }
  layer_size = atoi(argv[1]);
  if (layer_size % 16 != 0)
  {
    fprintf(stderr, "The number of input points must be divided by 16\n");
    exit(0);
  }

  seed = 7;
  bpnn_initialize(seed);
  backprop_face();

  exit(0);
}