-const char *get_ia32_in_reg_name(const ir_node *node, int pos);
-const char *get_ia32_out_reg_name(const ir_node *node, int pos);
+void set_ia32_regreq_out(ir_node *node, const arch_register_req_t *req, int pos);
+void set_ia32_regreq_in(ir_node *node, const arch_register_req_t *req, int pos);