register_hook(hook_dead_node_elim, &res->dead_node_elim);
register_hook(hook_dead_node_elim_subst, &res->dead_node_elim_subst);
return res;
register_hook(hook_dead_node_elim, &res->dead_node_elim);
register_hook(hook_dead_node_elim_subst, &res->dead_node_elim_subst);
return res;
* Returns TRUE if the number of callers is 0 in the irg's environment,
* hence this irg is a leave.
*/
* Returns TRUE if the number of callers is 0 in the irg's environment,
* hence this irg is a leave.
*/