gcc/testsuite/gcc.target/i386/avx512f-vgetexppd-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512f" } */
   3 /* { dg-require-effective-target avx512f } */
   4
   5 #define AVX512F
   6
   7 #include "avx512f-helper.h"
   8
   9 #define SIZE (AVX512F_LEN / 64)
  10 #include "avx512f-mask-type.h"
  11 #include "math.h"
  12
  13 static void
  14 CALC (double *s, double *r)
  15 {
  16   int i = 0;
  17   for (i = 0; i < SIZE; i++)
  18     r[i] = floor (log (s[i]) / log (2));
  19 }
  20
  21 void
  22 TEST (void)
  23 {
  24   int j;
  25   UNION_TYPE (AVX512F_LEN, d) res1, res2, res3, s;
  26   double res_ref[SIZE];
  27
  28   MASK_TYPE mask = MASK_VALUE;
  29
  30   for (j = 0; j < SIZE; j++)
  31     {
  32       s.a[j] = j * (j + 12.0231);
  33       res1.a[j] = DEFAULT_VALUE;
  34       res2.a[j] = DEFAULT_VALUE;
  35       res3.a[j] = DEFAULT_VALUE;
  36     }
  37
  38   res1.x = INTRINSIC (_getexp_pd) (s.x);
  39   res2.x = INTRINSIC (_mask_getexp_pd) (res2.x, mask, s.x);
  40   res3.x = INTRINSIC (_maskz_getexp_pd) (mask, s.x);
  41   CALC (s.a, res_ref);
  42
  43   if (UNION_CHECK (AVX512F_LEN, d) (res1, res_ref))
  44     abort ();
  45
  46   MASK_MERGE(d) (res_ref, mask, SIZE);
  47
  48   if (UNION_CHECK (AVX512F_LEN, d) (res2, res_ref))
  49     abort ();
  50
  51   MASK_ZERO(d) (res_ref, mask, SIZE);
  52
  53   if (UNION_CHECK (AVX512F_LEN, d) (res3, res_ref))
  54     abort ();
  55
  56 }
  57