gcc/testsuite/gcc.target/i386/avx2-vpmovsxdq-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 compute_movsxdq (int *s, long long int *r)
   9 {
  10   int i;
  11
  12   for (i = 0; i < 4; i++)
  13     r[i] = s[i];
  14 }
  15
  16 static void
  17 avx2_test (void)
  18 {
  19   union128i_d s;
  20   union256i_q res;
  21   long long int res_ref[4];
  22
  23   s.x = _mm_set_epi32 (1, -2, 3, 4);
  24
  25   res.x = _mm256_cvtepi32_epi64 (s.x);
  26
  27   compute_movsxdq (s.a, res_ref);
  28
  29   if (check_union256i_q (res, res_ref))
  30     abort ();
  31 }