-ir_node *be_new_Barrier(ir_node *block, int n, ir_node *in[]);
-
-/**
- * Appends a node to a barrier, returns the result proj of the node
- */
-ir_node *be_Barrier_append_node(ir_node *barrier, ir_node *node);
-
-/**
- * Make a spill node.
- *
- * @param irn The node to be spilled.
- * @param block the block where the spill should be placed
- * @return The new spill node.
- */
-ir_node *be_spill(ir_node *block, ir_node *irn);
-
-/**
- * Make a reload and insert it into the schedule.
- *
- * @param cls The register class of the reloaded value.
- * @param insert The node in the schedule in front of which the reload is
- * inserted.
- * @param mode The mode of the original (spilled) value.
- * @param spill The spill node corresponding to this reload.
- * @return A freshly made reload.
- */
-ir_node *be_reload(const arch_register_class_t *cls, ir_node *insert,
- ir_mode *mode, ir_node *spill);
-