1 /* { dg-do run } */
2 /* { dg-require-effective-target avx512er } */
3 /* { dg-options "-O2 -mavx512er" } */
4 
5 #include "avx512er-check.h"
6 #include "avx512f-mask-type.h"
7 #include "avx512f-helper.h"
8 #include <math.h>
9 
10 void static
avx512er_test(void)11 avx512er_test (void)
12 {
13   union128 src1, src2, res;
14   float res_ref[4];
15   int i;
16 
17   for (i = 0; i < 4; i++)
18     {
19       src1.a[i] = 179.345 - 6.5645 * i;
20       src2.a[i] = 179221345 + 6.5645 * i;
21       res_ref[i] = src1.a[i];
22     }
23 
24   res_ref[0] = 1.0 / sqrt (src2.a[0]);
25 
26   res.x = _mm_rsqrt28_round_ss (src1.x, src2.x, _MM_FROUND_NO_EXC);
27 
28   if (checkVf (res.a, res_ref, 4))
29     abort ();
30 }
31