Viewing file:  vrecpx.c (1006 B) -rw-r--r--
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/* { dg-do run } */
/* { dg-options "-O3 --save-temps" } */
#include <arm_neon.h>
#include <math.h>
#include <stdlib.h>
float32_t in_f[] =
{2.0, 4.0, 8.0, 16.0, 1.0, 0.5, 0.25, 0.125};
float32_t rec_f[] =
{1.0, 0.5, 0.25, 0.125, 2.0, 4.0, 8.0, 16.0};
float64_t in_d[] =
{2.0, 4.0, 8.0, 16.0, 1.0, 0.5, 0.25, 0.125};
float32_t rec_d[] =
{1.0, 0.5, 0.25, 0.125, 2.0, 4.0, 8.0, 16.0};
int
test_frecpx_float32_t (void)
{
int i = 0;
int ret = 1;
for (i = 0; i < 8; i++)
ret &= fabs (vrecpxs_f32 (in_f[i]) - rec_f[i]) < 0.001;
return ret;
}
/* { dg-final { scan-assembler "frecpx\\ts\[0-9\]+, s\[0-9\]+" } } */
int
test_frecpx_float64_t (void)
{
int i = 0;
int ret = 1;
for (i = 0; i < 8; i++)
ret &= fabs (vrecpxd_f64 (in_d[i]) - rec_d[i]) < 0.001;
return ret;
}
/* { dg-final { scan-assembler "frecpx\\td\[0-9\]+, d\[0-9\]+" } } */
int
main (int argc, char **argv)
{
if (!test_frecpx_float32_t ())
abort ();
if (!test_frecpx_float64_t ())
abort ();
return 0;
}
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