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 static void
compute_psignw256(short int * s1,short int * s2,short int * r)9 compute_psignw256 (short int *s1, short int *s2, short int *r)
10 {
11 int i;
12
13 for (i = 0; i < 16; i++)
14 if (s2[i] < 0)
15 r[i] = -s1[i];
16 else if (s2[i] == 0)
17 r[i] = 0;
18 else
19 r[i] = s1[i];
20 }
21
22 void static
avx2_test(void)23 avx2_test (void)
24 {
25 union256i_w s1, s2, res;
26 short int res_ref[16];
27 int i, j;
28 int fail = 0;
29
30 for (i = 0; i < 10; i++)
31 {
32 for (j = 0; j < 16; j++)
33 {
34 s1.a[j] = j * i;
35 s2.a[j] = j + 20;
36 }
37
38 res.x = _mm256_sign_epi16 (s1.x, s2.x);
39 compute_psignw256 (s1.a, s2.a, res_ref);
40
41 fail += check_union256i_w (res, res_ref);
42 }
43
44 if (fail != 0)
45 abort ();
46 }
47