gcc/testsuite/gcc.target/i386/avx-vmaskmovpd-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 #ifndef MASK
   8 #define MASK 6
   9 #endif
  10
  11 #define mask_v(pos) (((MASK & (0x1ULL << (pos))) >> (pos)) << 63)
  12
  13 void static
  14 avx_test (void)
  15 {
  16   int i;
  17   long long m[4] = {mask_v(0), mask_v(1), mask_v(2), mask_v(3)};
  18   double s[4] = {1.1, 2.2, 3.3, 4.4};
  19   double e [4] = {0.0};
  20   double d [4] = {0.0};
  21   union256d src;
  22   union256i_q mask;
  23
  24   src.x = _mm256_loadu_pd (s);
  25   mask.x = _mm256_loadu_si256 ((__m256i *)m);
  26   _mm256_maskstore_pd (d, mask.x, src.x);
  27
  28   for (i = 0 ; i < 4; i++)
  29     e[i] = m[i] ? s[i] : 0;
  30
  31   if (checkVd (d, e, 4))
  32     abort ();
  33 }