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


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29

/* { dg-do run } */
/* { dg-options "-mavx512f -O2" } */
/* { dg-require-effective-target avx512f } */

#include "avx512f-check.h"

static void
compute_vrcp14sd (double *s1, double *s2, double *r)
{
  r[0] = 1.0 / s2[0];
  r[1] = s1[1];
}

static void
avx512f_test (void)
{
  union128d s1, s2, res1;
  double res_ref[2];

  s1.x = _mm_set_pd (-3.0, 111.111);
  s2.x = _mm_set_pd (222.222, -2.0);

  res1.x = _mm_rcp14_sd (s1.x, s2.x);

  compute_vrcp14sd (s1.a, s2.a, res_ref);

  if (checkVd (res1.a, res_ref, 2))
    abort ();
}