OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [vect/] [fast-math-vect-reduc-7.c] - Rev 149

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

/* { dg-require-effective-target vect_double } */
 
/* need -funsafe-math-optimizations to vectorize the summation.
   also need -ffinite-math-only to create the min/max expr.  */
 
#include <stdarg.h>
#include "tree-vect.h"
 
#define N 16
#define DIFF 242
 
int main1 (double x, double max_result)
{
  int i;
  double b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};
  double c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
  double diff = 2;
  double max = x;
  double 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" } } */
 

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

powered by: WebSVN 2.1.0

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