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 #include "avx512f-helper.h"
   7
   8 static void
   9 compute_vrcp14sd (double *s1, double *s2, double *r)
  10 {
  11   r[0] = 1.0 / s2[0];
  12   r[1] = s1[1];
  13 }
  14
  15 static void
  16 avx512f_test (void)
  17 {
  18   union128d s1, s2, res1, res2, res3;
  19   __mmask8 m = 1;
  20   double res_ref[2];
  21
  22   s1.x = _mm_set_pd (-3.0, 111.111);
  23   s2.x = _mm_set_pd (222.222, -2.0);
  24
  25   res1.x = _mm_rcp14_sd (s1.x, s2.x);
  26
  27   compute_vrcp14sd (s1.a, s2.a, res_ref);
  28
  29   if (checkVd (res1.a, res_ref, 2))
  30     abort ();
  31
  32   res2.x = _mm_set_pd (-4.0, DEFAULT_VALUE);
  33   res2.x = _mm_mask_rcp14_sd(res2.x, m, s1.x, s2.x);
  34
  35   MASK_MERGE (d) (res_ref, m, 1);
  36   if (checkVd (res2.a, res_ref, 2))
  37     abort();
  38
  39   res3.x = _mm_maskz_rcp14_sd(m, s1.x, s2.x);
  40
  41   MASK_ZERO (d) (res_ref, m, 1);
  42   if (checkVd (res3.a, res_ref, 2))
  43     abort();
  44 }