1  /* { dg-do run } */
       2  /* { dg-options "-O2 -mavx512cd" } */
       3  /* { dg-require-effective-target avx512cd } */
       4  
       5  #define HAVE_512
       6  #define AVX512CD
       7  
       8  #include "avx512f-helper.h"
       9  
      10  #define SIZE (AVX512F_LEN / 64)
      11  #include "avx512f-mask-type.h"
      12  #include <strings.h>
      13  
      14  static void
      15  CALC (long long *s, long long *r)
      16  {
      17    int i, res;
      18  
      19    for (i = 0; i < SIZE; i++)
      20      {
      21        res = 0;
      22        while ((res < 64) && (((s[i] >> (63 - res)) & 1) == 0))
      23  	++res;
      24        r[i] = res;
      25      }
      26  }
      27  
      28  void
      29  TEST (void)
      30  {
      31    UNION_TYPE (AVX512F_LEN, i_q) s, res1, res2, res3;
      32    long long res_ref[SIZE];
      33    MASK_TYPE mask = MASK_VALUE;
      34    int i;
      35  
      36    for (i = 0; i < SIZE; i++)
      37      {
      38        s.a[i] = 12345678 * (i % 5);
      39        res1.a[i] = DEFAULT_VALUE;
      40        res2.a[i] = DEFAULT_VALUE;
      41        res3.a[i] = DEFAULT_VALUE;
      42      }
      43  
      44    res1.x = INTRINSIC (_lzcnt_epi64) (s.x);
      45    res2.x = INTRINSIC (_mask_lzcnt_epi64) (res2.x, mask, s.x);
      46    res3.x = INTRINSIC (_maskz_lzcnt_epi64) (mask, s.x);
      47  
      48    CALC (s.a, res_ref);
      49  
      50    if (UNION_CHECK (AVX512F_LEN, i_q) (res1, res_ref))
      51      abort ();
      52  
      53    MASK_MERGE (i_q) (res_ref, mask, SIZE);
      54    if (UNION_CHECK (AVX512F_LEN, i_q) (res2, res_ref))
      55      abort ();
      56  
      57    MASK_ZERO (i_q) (res_ref, mask, SIZE);
      58    if (UNION_CHECK (AVX512F_LEN, i_q) (res3, res_ref))
      59      abort ();
      60  }