gcc/testsuite/gcc.target/i386/avx-vblendpd-256-1.c

   1 /* { dg-do run } */
   2 /* { dg-require-effective-target avx } */
   3 /* { dg-options "-O2 -mavx" } */
   4
   5 #include "avx-check.h"
   6
   7 #ifndef MASK
   8 #define MASK 12
   9 #endif
  10
  11 void static
  12 avx_test (void)
  13 {
  14   int i;
  15   union256d u, s1, s2;
  16   double e [4];
  17
  18   s1.x = _mm256_set_pd (34545, 95567, 23443, 5675);
  19   s2.x = _mm256_set_pd (674, 57897, 93459, 45624);
  20   u.x = _mm256_blend_pd (s1.x, s2.x, MASK);
  21
  22   for (i = 0; i < 4; i++)
  23     e[i] = (MASK & (0x01 << i)) ? s2.a[i] : s1.a[i];
  24
  25   if (check_union256d (u, e))
  26     abort ();
  27 }