1/* { dg-do run } */
2/* { dg-options "-mavx2 -O2" } */
3/* { dg-require-effective-target avx2 } */
4
5#include "avx2-check.h"
6#include <string.h>
7
8#define NUM 10
9
10#define MASK 0xf1
11
12static void
13init_permq (unsigned long long *src1, int seed)
14{
15  int i, sign = 1;
16
17  for (i = 0; i < 4; i++)
18    {
19      src1[i] = (i + seed) * (i + seed) * sign;
20      sign = -sign;
21    }
22}
23
24static void
25calc_permq (unsigned long long *src1, unsigned int mask,
26	    unsigned long long *dst)
27{
28  int i, temp;
29
30  for (i = 0; i < 4; i++)
31    {
32      temp = (mask >> (2 * i)) & 3;
33      dst[i] = src1[temp];
34    }
35}
36
37static void
38avx2_test (void)
39{
40  union256i_q src1, dst;
41  unsigned long long dst_ref[4];
42  int i;
43
44  for (i = 0; i < NUM; i++)
45    {
46      init_permq (src1.a, i);
47
48      dst.x = _mm256_permute4x64_epi64 (src1.x, MASK);
49      calc_permq (src1.a, MASK, dst_ref);
50
51      if (check_union256i_q (dst, dst_ref))
52	abort ();
53    }
54}
55