Subversion Repositories openrisc_me

/* { dg-do compile } */

/* { dg-options "-O2 -fipa-sra -fdump-tree-eipa_sra-details" } */

static int

__attribute__((noinline))

ox (int *i)

{

  return *i+4**i;

}

int *holder;

static int

__attribute__((noinline))

ox_ctrl_1 (int *j)

{

  holder = j;

  return *j+4 * *j+1;

}

static void

__attribute__((noinline))

ox_ctrl_2 (int *k)

{

  *k = 8;

}

static int zzz[10];

static int

__attribute__((noinline))

ox_improved (int recurse, int *l)

{

  int r = 0;

  r = *l;

  if (recurse)

    {

      if (recurse > 2)

        l = &zzz[3];

      else

        l = zzz;

      ox_improved (0, l);

    }

  return r;

}

void caller (void)

{

  int a = 1;

  int b = 10;

  int c;

  ox (&a);

  ox_ctrl_1 (&a);

  ox_ctrl_2 (&a);

  *holder = ox_improved (1, &b);

  return;

}

/* { dg-final { scan-tree-dump "About to replace expr \\*i_.*D. with ISRA" "eipa_sra"  } } */

/* { dg-final { scan-tree-dump "About to replace expr \\*l_.*D. with ISRA" "eipa_sra"  } } */

/* { dg-final { scan-tree-dump-times "About to replace expr \*j_.*D. with ISRA" 0 "eipa_sra"  } } */

/* { dg-final { scan-tree-dump-times "About to replace expr \*k_.*D. with ISRA" 0 "eipa_sra"  } } */

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