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  
      11  void
      12  CALC (char *r, char *s1, char *s2)
      13  {
      14    int i;
      15    for (i = 0; i < SIZE; i++)
      16      {
      17        r[i] = s1[i] - s2[i];
      18      }
      19  }
      20  
      21  void
      22  TEST (void)
      23  {
      24    int i, sign;
      25    UNION_TYPE (AVX512F_LEN, i_b) res1, res2, res3, src1, src2;
      26    MASK_TYPE mask = MASK_VALUE;
      27    char res_ref[SIZE];
      28  
      29    sign = -1;
      30    for (i = 0; i < SIZE; i++)
      31      {
      32        src1.a[i] = 2 + sign * 7 * i % 291;
      33        src2.a[i] = 3 + sign * 11 * (i % 377) * i;
      34        sign = sign * -1;
      35      }
      36    for (i = 0; i < SIZE; i++)
      37      res2.a[i] = DEFAULT_VALUE;
      38  
      39    res1.x = INTRINSIC (_sub_epi8) (src1.x, src2.x);
      40    res2.x = INTRINSIC (_mask_sub_epi8) (res2.x, mask, src1.x, src2.x);
      41    res3.x = INTRINSIC (_maskz_sub_epi8) (mask, src1.x, src2.x);
      42  
      43    CALC (res_ref, src1.a, src2.a);
      44  
      45    if (UNION_CHECK (AVX512F_LEN, i_b) (res1, res_ref))
      46      abort ();
      47  
      48    MASK_MERGE (i_b) (res_ref, mask, SIZE);
      49    if (UNION_CHECK (AVX512F_LEN, i_b) (res2, res_ref))
      50      abort ();
      51  
      52    MASK_ZERO (i_b) (res_ref, mask, SIZE);
      53    if (UNION_CHECK (AVX512F_LEN, i_b) (res3, res_ref))
      54      abort ();
      55  }