gcc/testsuite/gcc.target/i386/avx-vptest-256-2.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target avx } */
   3 /* { dg-options "-O2 -mavx" } */
   4
   5 #include "avx-check.h"
   6
   7 void static
   8 avx_test (void)
   9 {
  10   int s1i[8] = {0, 0, 0, 0, 0, 0, 0, 0};
  11   int s2i[8] = {1, 2, 3, 4, 5, 6, 7, 8};
  12   int d;
  13   int e;
  14   int i;
  15   union256i_d s1, s2;
  16
  17   s1.x = _mm256_loadu_si256 ((__m256i*)s1i);
  18   s2.x = _mm256_loadu_si256 ((__m256i*)s2i);
  19   d = _mm256_testc_si256 (s1.x, s2.x);
  20
  21   e = 1;
  22   for (i = 0; i < 8; i++)
  23     if ((~s1i[i] & s2i[i]) != 0)
  24       e = 0;
  25
  26   if (d != e)
  27     abort ();
  28 }