Subversion Repositories openrisc_2011-10-31

/* { dg-do compile } */

/* { dg-options "-O2 -fdump-tree-lim-details" } */

int x;

int a[100];

struct a

{

  int X;

  int Y;

};

void bla(void);

void test1(void)

{

  unsigned i;

  /* We should perform store motion here.  */

  for (x = 0; x < 100; x++)

    a[x] = x;

}

void test2(void)

{

  unsigned i;

  /* But not here.  */

  for (x = 0; x < 100; x++)

    bla ();

}

void test3(struct a *A)

{

  unsigned i;

  /* But we should here (using base + offset analysis).  */

  for (i = 0; i < 100; i++)

    {

      A[5].X += i;

      A[5].Y += i;

    }

}

/* { dg-final { scan-tree-dump-times "Executing store motion of" 3 "lim1" } } */

/* { dg-final { cleanup-tree-dump "lim\[1-2\]" } } */