Subversion Repositories openrisc

/* { dg-do run } */

/* { dg-options "-O2 -ffast-math -ftree-vectorize -msse4.1" } */

/* { dg-require-effective-target sse4 } */

/* { dg-skip-if "no M_PI" { vxworks_kernel } } */

#ifndef CHECK_H

#define CHECK_H "sse4_1-check.h"

#endif

#ifndef TEST

#define TEST sse4_1_test

#endif

#include CHECK_H

#include <math.h>

extern double round (double);

#define NUM 64

static void

__attribute__((__target__("fpmath=sse")))

init_src (double *src)

{

  int i, sign = 1;

  double f = rand ();

  for (i = 0; i < NUM; i++)

    {

      src[i] = (i + 1) * f * M_PI * sign;

      if (i < (NUM / 2))

        {

          if ((i % 6) == 0)

            f = f * src[i];

        }

      else if (i == (NUM / 2))

        f = rand ();

      else if ((i % 6) == 0)

        f = 1 / (f * (i + 1) * src[i] * M_PI * sign);

      sign = -sign;

    }

}

static void

__attribute__((__target__("fpmath=387")))

TEST (void)

{

  double a[NUM];

  int r[NUM];

  int i;

  init_src (a);

  for (i = 0; i < NUM; i++)

    r[i] = (int) round (a[i]);

  /* check results:  */

  for (i = 0; i < NUM; i++)

    if (r[i] != (int) round (a[i]))

      abort();

}