1/* { dg-do run } */
2/* { dg-require-effective-target avx2 } */
3/* { dg-options "-O2 -mavx2" } */
4
5#include <string.h>
6#include "avx2-check.h"
7
8#define N 0xec
9
10static void
11compute_pshufd256 (int *s1, unsigned char imm, int *r)
12{
13  int i;
14
15  for (i = 0; i < 4; i++)
16    r[i] = s1[((N & (0x3 << (2 * i))) >> (2 * i))];
17
18  for (i = 0; i < 4; i++)
19    r[i + 4] = s1[((N & (0x3 << (2 * i))) >> (2 * i)) + 4];
20}
21
22void static
23avx2_test (void)
24{
25  union256i_d s1, res;
26  int res_ref[8];
27  int i, j, sign = 1;
28  int fail = 0;
29
30  for (i = 0; i < 10; i++)
31    {
32      for (j = 0; j < 8; j++)
33	{
34	  s1.a[j] = j * i * sign;
35	  sign = -sign;
36	}
37
38      res.x = _mm256_shuffle_epi32 (s1.x, N);
39      compute_pshufd256 (s1.a, N, res_ref);
40
41      fail += check_union256i_d (res, res_ref);
42    }
43
44  if (fail != 0)
45    abort ();
46}
47