1  /* { dg-do run } */
       2  /* { dg-options "-O2 -msse2" } */
       3  /* { dg-require-effective-target sse2 } */
       4  
       5  #ifndef CHECK_H
       6  #define CHECK_H "sse2-check.h"
       7  #endif
       8  
       9  #ifndef TEST
      10  #define TEST sse2_test
      11  #endif
      12  
      13  #include CHECK_H
      14  
      15  #include <emmintrin.h>
      16  
      17  static __m128i
      18  __attribute__((noinline, unused))
      19  test (__m128i s1, __m128i s2)
      20  {
      21    return _mm_packs_epi16 (s1, s2); 
      22  }
      23  
      24  static void
      25  TEST (void)
      26  {
      27    union128i_w s1, s2;
      28    union128i_b u;
      29    char e[16];
      30    int i;
      31     
      32    s1.x = _mm_set_epi16 (2134, -128, 1234, 6354, 1002, 3004, 4050, 9999);
      33    s2.x = _mm_set_epi16 (41124, 234, 2344, 2354, 607, 1, 2, -8009);
      34    u.x = test (s1.x, s2.x); 
      35  
      36    for (i = 0; i < 8; i++)
      37      {
      38        if (s1.a[i] > 127)
      39          e[i] = 127;
      40        else if (s1.a[i] < -128)
      41          e[i] = -128;
      42        else
      43          e[i] = s1.a[i];
      44      }
      45    
      46    for (i = 0; i < 8; i++)
      47     {
      48        if (s2.a[i] > 127)
      49          e[i+8] = 127;
      50        else if (s2.a[i] < -128)
      51          e[i+8] = -128;
      52        else
      53          e[i+8] = s2.a[i];
      54      }
      55  
      56    if (check_union128i_b (u, e))
      57      abort ();
      58  }