1  /* { dg-require-effective-target vect_int } */
       2  
       3  #include <stdarg.h>
       4  #include "tree-vect.h"
       5  
       6  #define N 64
       7  
       8  unsigned short in[N*8];
       9  unsigned short in2[N*8];
      10  
      11  int
      12  main1 ()
      13  {
      14    int i;
      15    unsigned short out[N*8];
      16    unsigned short out2[N*8];
      17  
      18    for (i = 0; i < N*8; i++)
      19      {
      20        in[i] = in2[i] = i;
      21        asm volatile ("" ::: "memory");
      22      }
      23  
      24    /* SLP with unrolling by 8.  */
      25    for (i = 0; i < N; i++)
      26      {
      27        out[i*3] = in[i*3] + 5;
      28        out[i*3 + 1] = in[i*3 + 1] + 6;
      29        out[i*3 + 2] = in[i*3 + 2] + 16;
      30  
      31        out2[i*5] = in2[i*5] + 2;
      32        out2[i*5 + 1] = in2[i*5 + 1] + 2;
      33        out2[i*5 + 2] = in2[i*5 + 2] + 1;
      34        out2[i*5 + 3] = in2[i*5 + 3] + 3;
      35        out2[i*5 + 4] = in2[i*5 + 4] + 13;
      36      }
      37  
      38    /* check results:  */
      39    for (i = 0; i < N; i++)
      40      {
      41        if (out[i*3] != in[i*3] + 5
      42            || out[i*3 + 1] != in[i*3 + 1] + 6
      43            || out[i*3 + 2] != in[i*3 + 2] + 16
      44            || out2[i*5] != in2[i*5] + 2
      45            || out2[i*5 + 1] != in2[i*5 + 1] + 2
      46            || out2[i*5 + 2] != in2[i*5 + 2] + 1
      47            || out2[i*5 + 3] != in2[i*5 + 3] + 3
      48            || out2[i*5 + 4] != in2[i*5 + 4] + 13)
      49          abort ();
      50      }
      51  
      52    return 0;
      53  }
      54  
      55  int main (void)
      56  {
      57    check_vect ();
      58  
      59    main1 ();
      60  
      61    return 0;
      62  }
      63  
      64  /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
      65  /* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect"  } } */
      66