Subversion Repositories openrisc_2011-10-31

/* { dg-require-effective-target vect_int } */

#include <stdarg.h>

#include "tree-vect.h"

#define N 16

int main1 ()

{

  int i, j;

  int ib[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45};

  int ia[N][4][N+8];

  /* Multidimensional array. Aligned. The "inner" dimensions

     are invariant in the inner loop. Store. */

  for (i = 0; i < N; i++)

    {

      for (j = 0; j < N; j++)

        {

           ia[i][1][j+8] = ib[i];

        }

    }

  /* check results: */

  for (i = 0; i < N; i++)

    {

      for (j = 0; j < N; j++)

        {

           if (ia[i][1][j+8] != ib[i])

              abort();

        }

    }

  /* Multidimensional array. Aligned. The "inner" dimensions

     are invariant in the inner loop. Vectorizable, but the

     vectorizer detects that everything is invariant and that

     the loop is better left untouched. (it should be optimized away). */

  for (i = 0; i < N; i++)

    {

      for (j = 0; j < N; j++)

        {

           ia[i][1][8] = ib[i];

        }

    }

  /* check results: */

  for (i = 0; i < N; i++)

    {

      for (j = 0; j < N; j++)

        {

           if (ia[i][1][8] != ib[i])

              abort();

        }

    }

  return 0;

}

int main (void)

{

  check_vect ();

  return main1 ();

}

/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */

/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" } } */

/* { dg-final { cleanup-tree-dump "vect" } } */