1/* { dg-do run } */
2/* { dg-options "-O2 -mavx512bw" } */
3/* { dg-require-effective-target avx512bw } */
4
5#define AVX512BW
6#include "avx512f-helper.h"
7
8#define SIZE (AVX512F_LEN / 8)
9#include "avx512f-mask-type.h"
10
11void
12CALC (char *r, char *s1, char *s2)
13{
14  int i;
15  for (i = 0; i < SIZE; i++)
16    {
17      int tmp = (int)s1[i] - (int)s2[i];
18      if (tmp > 0x7F) tmp = 0x7F;
19      if (tmp < (char)0x80) tmp = (char)0x80;
20      r[i] = (char)tmp;
21    }
22}
23
24void
25TEST (void)
26{
27  int i, sign;
28  UNION_TYPE (AVX512F_LEN, i_b) res1, res2, res3, src1, src2;
29  MASK_TYPE mask = MASK_VALUE;
30  char res_ref[SIZE];
31
32  sign = -1;
33  for (i = 0; i < SIZE; i++)
34    {
35      src1.a[i] = 2 + sign * 7 * i % 291;
36      src2.a[i] = 3 + sign * 11 * (i % 377) * i;
37      sign = sign * -1;
38    }
39  for (i = 0; i < SIZE; i++)
40    res2.a[i] = DEFAULT_VALUE;
41
42  res1.x = INTRINSIC (_subs_epi8) (src1.x, src2.x);
43  res2.x = INTRINSIC (_mask_subs_epi8) (res2.x, mask, src1.x, src2.x);
44  res3.x = INTRINSIC (_maskz_subs_epi8) (mask, src1.x, src2.x);
45
46  CALC (res_ref, src1.a, src2.a);
47
48  if (UNION_CHECK (AVX512F_LEN, i_b) (res1, res_ref))
49    abort ();
50
51  MASK_MERGE (i_b) (res_ref, mask, SIZE);
52  if (UNION_CHECK (AVX512F_LEN, i_b) (res2, res_ref))
53    abort ();
54
55  MASK_ZERO (i_b) (res_ref, mask, SIZE);
56  if (UNION_CHECK (AVX512F_LEN, i_b) (res3, res_ref))
57    abort ();
58}
59