-/**
- * Returns the result register requirements of an arm node.
- */
-const arm_register_req_t *get_arm_out_req(const ir_node *node, int pos);
-
-/**
- * Sets the OUT register requirements at position pos.
- */
-void set_arm_req_out(ir_node *node, const arm_register_req_t *req, int pos);
-
-/**
- * Sets the complete OUT requirements of node.
- */
-void set_arm_req_out_all(ir_node *node, const arm_register_req_t **reqs);
-
-/**
- * Sets the IN register requirements at position pos.
- */
-void set_arm_req_in(ir_node *node, const arm_register_req_t *req, int pos);
-
-/**
- * Returns the register flag of an arm node.
- */
-arch_irn_flags_t get_arm_flags(const ir_node *node);
-
-/**
- * Sets the register flag of an arm node.
- */
-void set_arm_flags(const ir_node *node, arch_irn_flags_t flags);
-
-/**
- * Returns the result register slots of an arm node.
- */
-const arch_register_t **get_arm_slots(const ir_node *node);
-
-/**
- * Returns the name of the OUT register at position pos.
- */
-const char *get_arm_out_reg_name(const ir_node *node, int pos);
-
-/**
- * Returns the index of the OUT register at position pos within its register class.
- */
-int get_arm_out_regnr(const ir_node *node, int pos);