1  /* { dg-do run } */
       2  /* { dg-require-effective-target avx } */
       3  /* { dg-options "-O2 -mavx" } */
       4  
       5  #include "avx-check.h"
       6  
       7  #ifndef OFFSET
       8  #define OFFSET 0
       9  #endif
      10  
      11  #if OFFSET < 0 || OFFSET > 1
      12  #error OFFSET must be within [0..1]
      13  #endif
      14  
      15  void static
      16  avx_test (void)
      17  {
      18    int i;
      19    union256 u, u2, u3, s1;
      20    union128 s2, s3;
      21    float e [8];
      22  
      23    s1.x = _mm256_set_ps (39.467, 45.789, 78.342, 67.892, 76.678, 12.963, 29.746, 24.753);
      24    s2.x = _mm_set_ps (57.493, 38.395, 22.479, 31.614);
      25    u.x = _mm256_insertf128_ps (s1.x, s2.x, OFFSET);
      26  
      27    for (i = 0; i < 8; i++)
      28      e[i] = s1.a[i];
      29  
      30    for (i=0; i < 4; i++)
      31      e[i + (OFFSET * 4)] = s2.a[i];
      32  
      33    if (check_union256 (u, e))
      34      abort ();
      35  
      36    s3.x = _mm_set_ps (435.435, 25.35, 324.76, 32.11);
      37    u2.x = _mm256_set_m128(s3.x, s2.x);
      38    u3.x = _mm256_setr_m128(s2.x, s3.x);
      39  
      40    for (i = 0; i < 4; i++)
      41      e[i] = s2.a[i];
      42  
      43    for (i = 0; i < 4; i++)
      44      e[i + 4] = s3.a[i];
      45  
      46    if (check_union256 (u2, e))
      47      abort ();
      48  
      49    if (check_union256 (u3, e))
      50      abort ();
      51  }