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/* { dg-do run } */

/* { dg-options "-mavx2 -O2" } */

/* { dg-require-effective-target avx2 } */

#include "avx2-check.h"

#include "ssse3-vals.h"

static void

compute_pmaddwd256 (short *i1, short *i2, int *r)

{

  int i;

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

    r[i] = ((int) i1[2 * i] * (int) i2[2 * i] +

            (int) i1[2 * i + 1] * (int) i2[2 * i + 1]);

}

static void

avx2_test (void)

{

  union256i_w s1, s2;

  union256i_d res;

  int res_ref[8];

  int i;

  int fail = 0;

  for (i = 0; i < 256; i += 16)

    {

      s1.x = _mm256_loadu_si256 ((__m256i *) & vals[i]);

      s2.x = _mm256_loadu_si256 ((__m256i *) & vals[i + 8]);

      res.x = _mm256_madd_epi16 (s1.x, s2.x);

      compute_pmaddwd256 (s1.a, s2.a, res_ref);

      fail += check_union256i_d (res, res_ref);

    }

  if (fail != 0)

    abort ();

}