1  /* { dg-do run } */
       2  /* { dg-require-effective-target avx512er } */
       3  /* { dg-options "-O2 -mavx512er" } */
       4  
       5  #include "avx512er-check.h"
       6  #include "avx512f-mask-type.h"
       7  #include "avx512f-helper.h"
       8  
       9  void static
      10  compute_vrcp28pd (double *s, double *r)
      11  {
      12    int i;
      13    for (i = 0; i < 8; i++)
      14      r[i] = 1.0 / s[i];
      15  }
      16  
      17  void static
      18  avx512er_test (void)
      19  {
      20    union512d src, res1, res2, res3;
      21    __mmask8 mask = MASK_VALUE;
      22    double res_ref[8];
      23    int i;
      24  
      25    for (i = 0; i < 8; i++)
      26      {
      27        src.a[i] = 179.345 - 6.5645 * i;
      28        res2.a[i] = DEFAULT_VALUE;
      29      }
      30  
      31    res1.x = _mm512_rcp28_pd (src.x);
      32    res2.x = _mm512_mask_rcp28_pd (res2.x, mask, src.x);
      33    res3.x = _mm512_maskz_rcp28_pd (mask, src.x);
      34  
      35    compute_vrcp28pd (src.a, res_ref);
      36  
      37    if (check_rough_union512d (res1, res_ref, 0.0001))
      38      abort ();
      39  
      40    MASK_MERGE (d) (res_ref, mask, 8);
      41    if (check_rough_union512d (res2, res_ref, 0.0001))
      42      abort ();
      43  
      44    MASK_ZERO (d) (res_ref, mask, 8);
      45    if (check_rough_union512d (res3, res_ref, 0.0001))
      46      abort ();
      47  }