(root)/
gcc-13.2.0/
gcc/
testsuite/
gcc.target/
i386/
avx2-vpsllw-2.c
       1  /* { dg-do run } */
       2  /* { dg-require-effective-target avx2 } */
       3  /* { dg-options "-O2 -mavx2" } */
       4  
       5  #include <string.h>
       6  #include "avx2-check.h"
       7  
       8  static void
       9  compute_psllw256 (short *s1, long long int *s2, short *r)
      10  {
      11    int i;
      12    int count = s2[0];
      13  
      14    memset (r, 0, 32);
      15  
      16    if (count < 16)
      17      for (i = 0; i < 16; ++i)
      18        r[i] = s1[i] << count;
      19  }
      20  
      21  void static
      22  avx2_test (void)
      23  {
      24    union256i_w s1, res;
      25    union128i_q s2;
      26    short res_ref[16];
      27    int i, j;
      28    int fail = 0;
      29  
      30    for (i = 0; i < 10; i++)
      31      {
      32        for (j = 0; j < 16; j++)
      33  	s1.a[j] = j * i;
      34  
      35        s2.a[0] = i;
      36  
      37        res.x = _mm256_sll_epi16 (s1.x, s2.x);
      38  
      39        compute_psllw256 (s1.a, s2.a, res_ref);
      40  
      41        fail += check_union256i_w (res, res_ref);
      42  
      43        if (fail)
      44  	{
      45  	  for (j = 0; j < 16; ++j)
      46  	    printf ("%d <->%d\n", res.a[j], res_ref[j]);
      47  	  abort ();
      48  	}
      49      }
      50  
      51    if (fail != 0)
      52      abort ();
      53  }