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

   1 /* { dg-do run } */
   2 /* { dg-options "-mavx2 -O2" } */
   3 /* { dg-require-effective-target avx2 } */
   4
   5 #include "avx2-check.h"
   6
   7 static void
   8 avx2_test (void)
   9 {
  10   union256i_w u, s1, s2;
  11   short e[16];
  12   int i;
  13
  14   s1.x = _mm256_set_epi16 (1, 2, 3, 4, 10, 20, 30, 90, -80, -40, -100,
  15                            76, -100, -34, -78, -31000);
  16
  17   s2.x = _mm256_set_epi16 (88, 44, 3, 22, 11, 98, 76, -100, -34, -78,
  18                            30, 90, -80, -40, -100, -15);
  19
  20   u.x = _mm256_cmpgt_epi16 (s1.x, s2.x);
  21
  22   for (i = 0; i < 16; i++)
  23     e[i] = (s1.a[i] > s2.a[i]) ? -1 : 0;
  24
  25   if (check_union256i_w (u, e))
  26     abort ();
  27 }