FIRM_IMPL1(sched_get_time_step, int, const ir_node *)
FIRM_IMPL1(sched_has_next, int, const ir_node *)
FIRM_IMPL1(sched_has_prev, int, const ir_node *)
FIRM_IMPL1(sched_get_time_step, int, const ir_node *)
FIRM_IMPL1(sched_has_next, int, const ir_node *)
FIRM_IMPL1(sched_has_prev, int, const ir_node *)