gcc/testsuite/gcc.target/i386/avx2-vpsubq-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 void static
   8 avx2_test (void)
   9 {
  10   union256i_q u, s1, s2;
  11   long long e[4];
  12   unsigned i;
  13
  14   s1.x = _mm256_set_epi64x (100, 74, 50000, 4);
  15   s2.x = _mm256_set_epi64x (88, 44, 33, 220);
  16
  17   u.x = _mm256_sub_epi64 (s1.x, s2.x);
  18
  19   for (i = 0; i < 4; i++)
  20     e[i] = s1.a[i] - s2.a[i];
  21
  22   if (check_union256i_q (u, e))
  23     abort ();
  24 }