Subversion Repositories openrisc_2011-10-31

/* { dg-require-effective-target size32plus } */
 
/* Formerly known as ltrans-2.c */
 
#define DEBUG 0
#if DEBUG
#include <stdio.h>
#endif
 
double u[1782225];
 
static void __attribute__((noinline))
foo (int N, int *res)
{
  unsigned int i, j;
  double sum = 0;
 
  /* This loop should be converted to a perfect nest and
     interchanged.  */
  for (i = 0; i < N; i++)
    {
      for (j = 0; j < N; j++)
	{
	  sum = sum + u[i + 1335 * j];
	  if (j == N - 1)
	    u[1336 * i] *= 2;
	}
    }
 
  *res = sum + N + u[1336 * 2] + u[1336];
}
 
extern void abort ();
 
int
main (void)
{
  int i, j, res;
 
  for (i = 0; i < 1782225; i++)
    u[i] = 2;
 
  foo (1335, &res);
 
#if DEBUG
  fprintf (stderr, "res = %d \n", res);
#endif
 
  if (res != 3565793)
    abort ();
 
  return 0;
}
 
/* { dg-final { scan-tree-dump-times "will be interchanged" 1 "graphite" { xfail *-*-* } } } */ 
/* { dg-final { cleanup-tree-dump "graphite" } } */