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

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

#include "avx512f-check.h"

#include "avx512f-helper.h"

#define SIZE (128 / 32)
#include "avx512f-mask-type.h"

static void
calc_mul (float *r, float *s1, float *s2)
{
  r[0] = s1[0] * s2[0];
  int i;
  for (i = 1; i < SIZE; i++)
    r[i] = s1[i];
}

void
avx512f_test (void)
{
  int i, sign;
  union128 res1, res2, res3, res4, res5, src1, src2;
  MASK_TYPE mask = MASK_VALUE;
  float res_ref[SIZE];

  sign = -1;
  for (i = 0; i < SIZE; i++)
    {
      src1.a[i] = 1.5 + 34.67 * i * sign;
      src2.a[i] = -22.17 * i * sign + 1.0;
      sign = sign * -1;
    }
  for (i = 0; i < SIZE; i++)
    {
      res1.a[i] = DEFAULT_VALUE;
      res4.a[i] = DEFAULT_VALUE;
    }

  res1.x = _mm_mask_mul_ss (res1.x, mask, src1.x, src2.x);
  res2.x = _mm_maskz_mul_ss (mask, src1.x, src2.x);
  res3.x = _mm_mul_round_ss (src1.x, src2.x, _MM_FROUND_NO_EXC);
  res4.x = _mm_mask_mul_round_ss (res4.x, mask, src1.x, src2.x, _MM_FROUND_NO_EXC);
  res5.x = _mm_maskz_mul_round_ss (mask, src1.x, src2.x, _MM_FROUND_NO_EXC);

  calc_mul (res_ref, src1.a, src2.a);

  MASK_MERGE () (res_ref, mask, 1);
  if (check_union128 (res1, res_ref))
    abort ();

  MASK_ZERO () (res_ref, mask, 1);
  if (check_union128 (res2, res_ref))
    abort ();

  calc_mul (res_ref, src1.a, src2.a);

  if (check_union128 (res3, res_ref))
    abort();
  
  MASK_MERGE () (res_ref, mask, 1);
  if (check_union128 (res4, res_ref))
    abort ();

  MASK_ZERO () (res_ref, mask, 1);
  if (check_union128 (res5, res_ref))
    abort ();
}