gcc/testsuite/gcc.target/i386/avx512f-vrcp14sd-2.c

   1 /* { dg-do run } */
   2 /* { dg-options "-mavx512f -O2" } */
   3 /* { dg-require-effective-target avx512f } */
   4
   5 #include "avx512f-check.h"
   6
   7 static void
   8 compute_vrcp14sd (double *s1, double *s2, double *r)
   9 {
  10   r[0] = 1.0 / s2[0];
  11   r[1] = s1[1];
  12 }
  13
  14 static void
  15 avx512f_test (void)
  16 {
  17   union128d s1, s2, res1;
  18   double res_ref[2];
  19
  20   s1.x = _mm_set_pd (-3.0, 111.111);
  21   s2.x = _mm_set_pd (222.222, -2.0);
  22
  23   res1.x = _mm_rcp14_sd (s1.x, s2.x);
  24
  25   compute_vrcp14sd (s1.a, s2.a, res_ref);
  26
  27   if (checkVd (res1.a, res_ref, 2))
  28     abort ();
  29 }