1  /* { dg-do run } */
       2  /* { dg-require-effective-target avx } */
       3  /* { dg-options "-O2 -mavx" } */
       4  
       5  #include "avx-check.h"
       6  
       7  #ifndef CTRL
       8  #define CTRL 233
       9  #endif
      10  
      11  #define mask_v(pos) ((CTRL & (0x3 << (pos))) >> (pos))
      12  
      13  void static
      14  avx_test ()
      15  {
      16      union256 u, s;
      17      union256i_q ctl;
      18      int m[8] = {mask_v(0), mask_v(1), mask_v(2), mask_v(3), mask_v(4), mask_v(5), mask_v(6), mask_v(7)};
      19      float e[8];
      20  
      21      s.x = _mm256_set_ps (1, 2, 3, 4, 5, 6, 7, 8);
      22      ctl.x = _mm256_loadu_si256((__m256i*) m);
      23      u.x = _mm256_permutevar_ps(s.x, ctl.x);
      24  
      25      e[0] = s.a[0 + (m[0] & 0x03)];
      26      e[1] = s.a[0 + (m[1] & 0x03)];
      27      e[2] = s.a[0 + (m[2] & 0x03)];
      28      e[3] = s.a[0 + (m[3] & 0x03)];
      29      e[4] = s.a[4 + (m[4] & 0x03)];
      30      e[5] = s.a[4 + (m[5] & 0x03)];
      31      e[6] = s.a[4 + (m[6] & 0x03)];
      32      e[7] = s.a[4 + (m[7] & 0x03)];
      33  
      34      if (check_union256 (u, e))
      35        abort ();
      36  }
      37