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_pabsw (int *i1, int *r)
      22  {
      23    __m64 t1 = *(__m64 *) i1;
      24    *(__m64 *) r = _mm_abs_pi16 (t1);
      25    _mm_empty ();
      26  }
      27  
      28  /* Test the 128-bit form */
      29  static void
      30  ssse3_test_pabsw128 (int *i1, int *r)
      31  {
      32    /* Assumes incoming pointers are 16-byte aligned */
      33    __m128i t1 = *(__m128i *) i1;
      34    *(__m128i *) r = _mm_abs_epi16 (t1);
      35  }
      36  
      37  /* Routine to manually compute the results */
      38  static void
      39  compute_correct_result (int *i1, int *r)
      40  {
      41    short *s1 = (short *) i1;
      42    short *sout = (short *) r;
      43    int i;
      44  
      45    for (i = 0; i < 8; i++)
      46      if (s1[i] < 0)
      47        sout[i] = -s1[i];
      48      else
      49        sout[i] = s1[i];
      50  }
      51  
      52  static void
      53  TEST (void)
      54  {
      55    int i;
      56    int r [4] __attribute__ ((aligned(16)));
      57    int ck [4];
      58    int fail = 0;
      59  
      60    for (i = 0; i < 256; i += 4)
      61      {
      62        /* Manually compute the result */
      63        compute_correct_result (&vals[i + 0], ck);
      64  
      65        /* Run the 64-bit tests */
      66        ssse3_test_pabsw (&vals[i + 0], &r[0]);
      67        ssse3_test_pabsw (&vals[i + 2], &r[2]);
      68        fail += chk_128 (ck, r);
      69  
      70        /* Run the 128-bit tests */
      71        ssse3_test_pabsw128 (&vals[i + 0], r);
      72        fail += chk_128 (ck, r);
      73      }
      74    
      75    if (fail != 0)
      76      abort ();
      77  }