1 /* { dg-do run } */
2 /* { dg-require-effective-target avx } */
3 /* { dg-options "-O2 -mavx" } */
4
5 #include "avx-check.h"
6
7 #ifndef IMM8
8 # define IMM8 100
9 #endif
10
11 void static
avx_test()12 avx_test ()
13 {
14 union256i_q source1, source2, u;
15 long long s1[4]={1, 2, 3, 4};
16 long long s2[4]={5, 6, 7, 8};
17 long long e[4];
18
19 source1.x = _mm256_loadu_si256((__m256i*)s1);
20 source2.x = _mm256_loadu_si256((__m256i*)s2);
21 u.x = _mm256_permute2f128_si256(source1.x, source2.x, IMM8);
22
23 if(IMM8 & 8) e[0] = e[1] = 0;
24 else{
25 e[0] = (IMM8 & 2 ? s2 : s1)[(IMM8 & 1) * 2];
26 e[1] = (IMM8 & 2 ? s2 : s1)[(IMM8 & 1) * 2 + 1];
27 }
28 if(IMM8 & 128) e[3] = e[3] = 0;
29 else{
30 unsigned m = (IMM8 >> 4) & 3;
31 e[2] = (m & 2 ? s2 : s1)[(m & 1) * 2];
32 e[3] = (m & 2 ? s2 : s1)[(m & 1) * 2 + 1];
33 }
34
35 if (check_union256i_q (u, e))
36 abort ();
37 }
38