1/* { dg-do run } */
2/* { dg-require-effective-target avx } */
3/* { dg-options "-O2 -mavx" } */
4
5#include "avx-check.h"
6
7#ifndef MASK
8#define MASK 203
9#endif
10
11float select4(const float *src, unsigned int control)
12{
13    switch(control) {
14    case 0:
15        return src[0];
16    case 1:
17        return src[1];
18    case 2:
19        return src[2];
20    case 3:
21        return src[3];
22    }
23    return -1;
24}
25
26
27void static
28avx_test (void)
29{
30  union256 u, s1, s2;
31  float e [8];
32
33  s1.x = _mm256_set_ps (1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8);
34  s2.x = _mm256_set_ps (2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8);
35  u.x = _mm256_shuffle_ps (s1.x, s2.x, MASK);
36
37
38  e[0] = select4(s1.a,   (MASK >> 0) & 0x3);
39  e[1] = select4(s1.a,   (MASK >> 2) & 0x3);
40  e[2] = select4(s2.a,   (MASK >> 4) & 0x3);
41  e[3] = select4(s2.a,   (MASK >> 6) & 0x3);
42  e[4] = select4(s1.a+4, (MASK >> 0) & 0x3);
43  e[5] = select4(s1.a+4, (MASK >> 2) & 0x3);
44  e[6] = select4(s2.a+4, (MASK >> 4) & 0x3);
45  e[7] = select4(s2.a+4, (MASK >> 6) & 0x3);
46
47  if (check_union256 (u, e))
48    abort ();
49}
50