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/* { dg-do run } */

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

/* { dg-options "-O2 -mfma" } */

#include "fma-check.h"

#include <x86intrin.h>

#include "m256-check.h"

void

check_mm256_fmaddsub_ps (__m256 __A, __m256 __B, __m256 __C)

{

  union256 a, b, c, e;

  a.x = __A;

  b.x = __B;

  c.x = __C;

  float d[8];

  int i;

  e.x = _mm256_fmaddsub_ps (__A, __B, __C);

  for (i = 0; i < 8; i++)

    {

      d[i] = a.a[i] * b.a[i] + (i % 2 == 1 ? c.a[i] : -c.a[i]);

    }

  if (check_union256 (e, d))

    abort ();

}

void

check_mm256_fmaddsub_pd (__m256d __A, __m256d __B, __m256d __C)

{

  union256d a, b, c, e;

  a.x = __A;

  b.x = __B;

  c.x = __C;

  double d[4];

  int i;

  e.x = _mm256_fmaddsub_pd (__A, __B, __C);

  for (i = 0; i < 4; i++)

    {

      d[i] = a.a[i] * b.a[i] + (i % 2 == 1 ? c.a[i] : -c.a[i]);

    }

  if (check_union256d (e, d))

    abort ();

}

static void

fma_test (void)

{

  union256 c[3];

  union256d d[3];

  int i, j;

  for (i = 0; i < 3; i++)

    {

      for (j = 0; j < 8; j++)

        c[i].a[j] = i * j + 3.5;

      for (j = 0; j < 4; j++)

        d[i].a[j] = i * j + 3.5;

    }

  check_mm256_fmaddsub_pd (d[0].x, d[1].x, d[2].x);

  check_mm256_fmaddsub_ps (c[0].x, c[1].x, c[2].x);

}