1  /* { dg-do run } */
       2  /* { dg-require-effective-target ssse3 } */
       3  /* { dg-options "-O2 -fno-strict-aliasing -mssse3" } */
       4  
       5  #ifndef CHECK_H
       6  #define CHECK_H "ssse3-check.h"
       7  #endif
       8  
       9  #ifndef TEST
      10  #define TEST ssse3_test
      11  #endif
      12  
      13  #include CHECK_H
      14  
      15  #include "ssse3-vals.h"
      16  
      17  #include <tmmintrin.h>
      18  
      19  /* Test the 64-bit form */
      20  static void
      21  ssse3_test_phaddd (int *i1, int *i2, int *r)
      22  {
      23    __m64 t1 = *(__m64 *) i1;
      24    __m64 t2 = *(__m64 *) i2;
      25    *(__m64 *) r = _mm_hadd_pi32 (t1, t2);
      26    _mm_empty();
      27  }
      28  
      29  /* Test the 128-bit form */
      30  static void
      31  ssse3_test_phaddd128 (int *i1, int *i2, int *r)
      32  {
      33    /* Assumes incoming pointers are 16-byte aligned */
      34    __m128i t1 = *(__m128i *) i1;
      35    __m128i t2 = *(__m128i *) i2;
      36    *(__m128i *) r = _mm_hadd_epi32 (t1, t2);
      37  }
      38  
      39  /* Routine to manually compute the results */
      40  static void
      41  compute_correct_result(int *i1, int *i2, int *r)
      42  {
      43    int i;
      44  
      45    for (i = 0; i < 2; i++)
      46      r[i] = i1[2 * i] + i1[2 * i + 1];
      47    for (i = 0; i < 2; i++)
      48      r[i + 2] = i2[2 * i] + i2[2 * i + 1];
      49  }
      50  
      51  static void
      52  TEST (void)
      53  {
      54    int i;
      55    int r [4] __attribute__ ((aligned(16)));
      56    int ck [4];
      57    int fail = 0;
      58  
      59  
      60    for (i = 0; i < 256; i += 8)
      61      {
      62        /* Manually compute the result */
      63        compute_correct_result (&vals[i + 0], &vals[i + 4], ck);
      64  
      65        /* Run the 64-bit tests */
      66        ssse3_test_phaddd (&vals[i + 0], &vals[i + 2], &r[0]);
      67        ssse3_test_phaddd (&vals[i + 4], &vals[i + 6], &r[2]);
      68        fail += chk_128 (ck, r);
      69  
      70        /* Run the 128-bit tests */
      71        ssse3_test_phaddd128 (&vals[i + 0], &vals[i + 4], r);
      72        fail += chk_128 (ck, r);
      73      }
      74  
      75    if (fail != 0)
      76      abort ();
      77  }