aboutsummaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/vect/vect-reduc-2short.c
blob: f0880aab12af9187c3c8479b43b3a723656abaa9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
/* { dg-require-effective-target vect_int } */

#include <stdarg.h>
#include <stdio.h>
#include "tree-vect.h"

#define N 16
#define DIFF 242

int main1 (short x, short max_result)
{
  int i;
  short b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  short c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
  short diff = 2;
  short max = x;
  short min = 10;

  for (i = 0; i < N; i++) {
    diff += (b[i] - c[i]);
  }
  for (i = 0; i < N; i++) {
    max = max < c[i] ? c[i] : max;
  }

  for (i = 0; i < N; i++) {
    min = min > c[i] ? c[i] : min;
  }

  /* check results:  */
  if (diff != DIFF)
    abort ();
  if (max != max_result)
    abort ();
  if (min != 0)
    abort ();

  return 0;
}

int main (void)
{ 
  check_vect ();
  
  main1 (100, 100);
  main1 (0, 15);
  return 0;
}

/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" } } */
/* { dg-final { cleanup-tree-dump "vect" } } */