local_support.c

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#include "sort.h"
#include <string.h>

int INPUT_SIZE = sizeof(struct bench_args_t);

void run_benchmark( void *vargs ) {
  struct bench_args_t *args = (struct bench_args_t *)vargs;
  ms_mergesort( args->a );
}

/* Input format:
%% Section 1
TYPE[SIZE]: the array
*/

void input_to_data(int fd, void *vdata) {
  struct bench_args_t *data = (struct bench_args_t *)vdata;
  char *p, *s;
  // Zero-out everything.
  memset(vdata,0,sizeof(struct bench_args_t));
  // Load input string
  p = readfile(fd);

  s = find_section_start(p,1);
  STAC(parse_,TYPE,_array)(s, data->a, SIZE);
  free(p);
}

void data_to_input(int fd, void *vdata) {
  struct bench_args_t *data = (struct bench_args_t *)vdata;

  write_section_header(fd);
  STAC(write_,TYPE,_array)(fd, data->a, SIZE);
}

/* Output format:
%% Section 1
TYPE[SIZE]: the array
*/

void output_to_data(int fd, void *vdata) {
  struct bench_args_t *data = (struct bench_args_t *)vdata;
  char *p, *s;
  // Zero-out everything.
  memset(vdata,0,sizeof(struct bench_args_t));
  // Load input string
  p = readfile(fd);

  s = find_section_start(p,1);
  STAC(parse_,TYPE,_array)(s, data->a, SIZE);
  free(p);
}

void data_to_output(int fd, void *vdata) {
  struct bench_args_t *data = (struct bench_args_t *)vdata;

  write_section_header(fd);
  STAC(write_,TYPE,_array)(fd, data->a, SIZE);
}

int check_data( void *vdata, void *vref ) {
  struct bench_args_t *data = (struct bench_args_t *)vdata;
  struct bench_args_t *ref = (struct bench_args_t *)vref;
  int has_errors = 0;
  int i;
  TYPE data_sum, ref_sum;

  // Check sortedness and sum
  data_sum = data->a[0];
  ref_sum = ref->a[0];
  for( i=1; i<SIZE; i++ ) {
    has_errors |= data->a[i-1] > data->a[i];
    data_sum += data->a[i];
    ref_sum += ref->a[i];
  }
  has_errors |= (data_sum!=ref_sum);

  // Return true if it's correct.
  return !has_errors;
}