OpenCores
URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [fast-math-vect-reduc-5.c] - Blame information for rev 149

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 149 jeremybenn
/* { dg-require-effective-target vect_float } */
2
 
3
/* need -funsafe-math-optimizations to vectorize the summation.
4
   also need -ffinite-math-only to create the min/max expr.  */
5
 
6
#include <stdarg.h>
7
#include "tree-vect.h"
8
 
9
#define N 16
10
#define DIFF 242
11
 
12
int main1 (float x, float max_result)
13
{
14
  int i;
15
  float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
16
  float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
17
  float diff = 2;
18
  float max = x;
19
  float min = 10;
20
 
21
  for (i = 0; i < N; i++) {
22
    diff += (b[i] - c[i]);
23
  }
24
 
25
  for (i = 0; i < N; i++) {
26
    max = max < c[i] ? c[i] : max;
27
  }
28
 
29
  for (i = 0; i < N; i++) {
30
    min = min > c[i] ? c[i] : min;
31
  }
32
 
33
  /* check results:  */
34
  if (diff != DIFF)
35
    abort ();
36
  if (max != max_result)
37
    abort ();
38
  if (min != 0)
39
    abort ();
40
 
41
  return 0;
42
}
43
 
44
int main (void)
45
{
46
  check_vect ();
47
 
48
  main1 (100, 100);
49
  main1 (0, 15);
50
  return 0;
51
}
52
 
53
/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect" } } */
54
/* { dg-final { cleanup-tree-dump "vect" } } */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.