1  /* { dg-do run } */
       2  /* { dg-require-effective-target p8vector_hw } */
       3  /* { dg-options "-O2 -mpower8-vector" } */
       4  
       5  #ifndef CHECK_H
       6  #define CHECK_H "sse4_1-check.h"
       7  #endif
       8  
       9  #ifndef TEST
      10  #define TEST sse4_1_test
      11  #endif
      12  
      13  #include CHECK_H
      14  
      15  #include <smmintrin.h>
      16  
      17  #define NUM 128
      18  
      19  static void
      20  TEST (void)
      21  {
      22    union
      23      {
      24        __m128i x[NUM / 2];
      25        long long ll[NUM];
      26        signed char c[NUM * 8];
      27      } dst, src;
      28    int i, sign = 1;
      29  
      30    for (i = 0; i < NUM; i++)
      31      {
      32        src.c[(i % 2) + (i / 2) * 16] = i * i * sign;
      33        sign = -sign;
      34      }
      35  
      36    for (i = 0; i < NUM; i += 2)
      37      dst.x [i / 2] = _mm_cvtepi8_epi64 (src.x [i / 2]);
      38  
      39    for (i = 0; i < NUM; i++)
      40      if (src.c[(i % 2) + (i / 2) * 16] != dst.ll[i])
      41        abort ();
      42  }