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 0x5
9
10 static void
compute_punpcklbw256(char * s1,char * s2,char * r)11 compute_punpcklbw256 (char *s1, char *s2, char *r)
12 {
13 int i;
14
15 for (i = 0; i < 8; i++)
16 {
17 r[2 * i] = s1[i];
18 r[2 * i + 1] = s2[i];
19
20 r[2 * i + 16] = s1[i + 16];
21 r[2 * i + 16 + 1] = s2[i + 16];
22 }
23 }
24
25 void static
avx2_test(void)26 avx2_test (void)
27 {
28 union256i_b s1, s2, res;
29 char res_ref[32];
30 int i, j;
31 int fail = 0;
32
33 for (i = 0; i < 10; i++)
34 {
35 for (j = 0; j < 32; j++)
36 {
37 s1.a[j] = j * i;
38 s2.a[j] = j + 20;
39 }
40
41 res.x = _mm256_unpacklo_epi8 (s1.x, s2.x);
42
43 compute_punpcklbw256 (s1.a, s2.a, res_ref);
44
45 fail += check_union256i_b (res, res_ref);
46 }
47
48 if (fail != 0)
49 abort ();
50 }
51