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      union128 u, s;
      17      union128i_q ctl;
      18      int m[4] = {mask_v(0), mask_v(1), mask_v(2), mask_v(3)};
      19      float e[4];
      20  
      21      s.x = _mm_set_ps (1, 2, 3, 4);
      22      ctl.x = _mm_loadu_si128((__m128i*) m);
      23      u.x = _mm_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  
      30      if (check_union128 (u, e))
      31        abort ();
      32  }
      33