Subversion Repositories openrisc_2011-10-31

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

#include <stdlib.h>

#include <stdarg.h>

#include "tree-vect.h"

#define N 9

struct extraction

{

  int a[N];

  int b[N];

};

static int a[N] = {1,2,3,4,5,6,7,8,9};

static int b[N] = {2,3,4,5,6,7,8,9,9};

int main1 (int x, int y) {

  int i;

  struct extraction *p;

  p = (struct extraction *) malloc (sizeof (struct extraction));

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

    {

       p->a[i] = a[i];

       if (x == 135)

         abort (); /* to avoid vectorization  */

    }

  /* Not vectorizable: distance 1.  */

  for (i = 0; i < N - 1; i++)

    {

       *((int *)p + x + i) = *((int *)p + x + i + 1);

    }

  /* check results: */

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

    {

       if (p->a[i] != b[i])

         abort();

    }

  return 0;

}

int main (void)

{

  check_vect ();

  return main1 (0, N);

}

/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 0 "vect" } } */

/* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 1 "vect" } } */

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