gcc/testsuite/gcc.target/i386/avx512ifma-vpmaddluq-2.c

/* { dg-do run } */
/* { dg-options "-O2 -mavx512ifma" } */
/* { dg-require-effective-target avx512ifma } */

#define AVX512IFMA

#include "avx512f-helper.h"

#define SIZE (AVX512F_LEN / 64)
#include "avx512f-mask-type.h"

void
CALC (unsigned long long *r, unsigned long long *s1,
      unsigned long long *s2, unsigned long long *s3)
{
  int i;

  /* Valid, because values are less than 1 << 26.  */
  for (i = 0; i < SIZE; i++)
    r[i] = s2[i] * s3[i] + s1[i];
}

void
TEST (void)
{
  UNION_TYPE (AVX512F_LEN, i_q) src1, src2, dst1, dst2, dst3;
  unsigned long long dst_ref[SIZE];
  int i;
  MASK_TYPE mask = MASK_VALUE;

  for (i = 0; i < SIZE; i++)
    {
      src1.a[i] = i + 50;
      src2.a[i] = i + 100;
      dst1.a[i] = DEFAULT_VALUE;
      dst2.a[i] = DEFAULT_VALUE;
      dst3.a[i] = DEFAULT_VALUE;
    }

  CALC (dst_ref, dst1.a, src1.a, src2.a);
  dst1.x = INTRINSIC (_madd52lo_epu64) (dst1.x, src1.x, src2.x);
  dst2.x = INTRINSIC (_mask_madd52lo_epu64) (dst2.x, mask, src1.x, src2.x);
  dst3.x = INTRINSIC (_maskz_madd52lo_epu64) (mask, dst3.x, src1.x, src2.x);

  if (UNION_CHECK (AVX512F_LEN, i_q) (dst1, dst_ref))
    abort ();

  MASK_MERGE (i_q) (dst_ref, mask, SIZE);
  if (UNION_CHECK (AVX512F_LEN, i_q) (dst2, dst_ref))
    abort ();

  MASK_ZERO (i_q) (dst_ref, mask, SIZE);
  if (UNION_CHECK (AVX512F_LEN, i_q) (dst3, dst_ref))
    abort ();
}