gcc/testsuite/gcc.target/i386/avx2-vpavgw-2.c

/* { dg-do run } */
/* { dg-require-effective-target avx2 } */
/* { dg-options "-O2 -mavx2" } */

#include "avx2-check.h"

void static
avx2_test (void)
{
  union256i_w u, s1, s2;
  unsigned short e[32];
  int i;

  s1.x = _mm256_set_epi16 (1, 2, 3, 4, 10, 20, 30, 90, 80,
			   40, 100, 15, 98, 25, 98, 7);
  s2.x = _mm256_set_epi16 (88, 44, 33, 22, 11, 98, 76, 100,
			   34, 78, 39, 6, 3, 4, 5, 119);

  u.x = _mm256_avg_epu16 (s1.x, s2.x);

  for (i = 0; i < 16; i++)
    e[i] = (s1.a[i] + s2.a[i] + 1) >> 1;

  if (check_union256i_w (u, e))
    abort ();
}