gcc/testsuite/gcc.target/i386/avx512f-vdivsd-3.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -mavx512f" } */
   3 /* { dg-require-effective-target avx512f } */
   4
   5 #include "avx512f-check.h"
   6
   7 #include "avx512f-helper.h"
   8
   9 #define SIZE (128 / 64)
  10 #include "avx512f-mask-type.h"
  11
  12 static void
  13 calc_div (double *r, double *s1, double *s2)
  14 {
  15   r[0] = s1[0] / s2[0];
  16   r[1] = s1[1];
  17 }
  18
  19 void
  20 avx512f_test (void)
  21 {
  22   int i, sign;
  23   union128d res1, res2, res3, res4, src1, src2;
  24   MASK_TYPE mask = 0;
  25   double res_ref[SIZE];
  26
  27   sign = -1;
  28   for (i = 0; i < SIZE; i++)
  29     {
  30       src1.a[i] = 1.5 + 34.67 * i * sign;
  31       src2.a[i] = -22.17 * i * sign + 1.0;
  32       res1.a[i] = DEFAULT_VALUE;
  33       res3.a[i] = DEFAULT_VALUE;
  34       sign = sign * -1;
  35     }
  36
  37   res1.x = _mm_mask_div_sd (res1.x, mask, src1.x, src2.x);
  38   res2.x = _mm_maskz_div_sd (mask, src1.x, src2.x);
  39   res3.x = _mm_mask_div_round_sd (res3.x, mask, src1.x, src2.x, _MM_FROUND_NO_EXC);
  40   res4.x = _mm_maskz_div_round_sd (mask, src1.x, src2.x, _MM_FROUND_NO_EXC);
  41
  42   calc_div (res_ref, src1.a, src2.a);
  43
  44   MASK_MERGE (d) (res_ref, mask, 1);
  45   if (check_union128d (res1, res_ref))
  46     abort ();
  47
  48   MASK_ZERO (d) (res_ref, mask, 1);
  49   if (check_union128d (res2, res_ref))
  50     abort ();
  51
  52   calc_div (res_ref, src1.a, src2.a);
  53
  54   MASK_MERGE (d) (res_ref, mask, 1);
  55   if (check_union128d (res3, res_ref))
  56     abort ();
  57
  58   MASK_ZERO (d) (res_ref, mask, 1);
  59   if (check_union128d (res4, res_ref))
  60     abort ();
  61 }
  62