+typedef struct be_irg_t {
+ ir_graph *irg;
+ be_main_env_t *main_env;
+ be_abi_irg_t *abi;
+ ir_exec_freq *exec_freq;
+ be_dom_front_info_t *dom_front;
+ be_lv_t *lv;
+ be_stack_layout_t stack_layout;
+ unsigned *allocatable_regs; /**< registers available for the
+ allocator */
+ arch_register_req_t *sp_req; /**< requirements for stackpointer producing
+ nodes. */
+ struct obstack obst; /**< birg obstack (mainly used to keep
+ register constraints which we can't keep
+ in the irg obst, because it gets replaced
+ during code selection) */
+ void *isa_link; /**< architecture specific per-graph data*/
+} be_irg_t;
+
+static inline be_irg_t *be_birg_from_irg(const ir_graph *irg)
+{
+ return (be_irg_t*) irg->be_data;
+}
+
+static inline be_main_env_t *be_get_irg_main_env(const ir_graph *irg)
+{
+ return be_birg_from_irg(irg)->main_env;
+}
+
+static inline be_lv_t *be_get_irg_liveness(const ir_graph *irg)
+{
+ return be_birg_from_irg(irg)->lv;
+}
+
+static inline ir_exec_freq *be_get_irg_exec_freq(const ir_graph *irg)
+{
+ return be_birg_from_irg(irg)->exec_freq;
+}
+
+static inline be_dom_front_info_t *be_get_irg_dom_front(const ir_graph *irg)
+{
+ return be_birg_from_irg(irg)->dom_front;
+}
+
+static inline be_abi_irg_t *be_get_irg_abi(const ir_graph *irg)
+{
+ return be_birg_from_irg(irg)->abi;
+}
+
+static inline void be_set_irg_abi(ir_graph *irg, be_abi_irg_t *abi)
+{
+ be_birg_from_irg(irg)->abi = abi;
+}
+
+static inline be_options_t *be_get_irg_options(const ir_graph *irg)
+{
+ return be_birg_from_irg(irg)->main_env->options;
+}
+
+/** deprecated */
+static inline ir_graph *be_get_birg_irg(const be_irg_t *birg)
+{
+ return birg->irg;
+}
+
+static inline const arch_env_t *be_get_irg_arch_env(const ir_graph *irg)
+{
+ return be_birg_from_irg(irg)->main_env->arch_env;
+}
+
+static inline struct obstack *be_get_be_obst(const ir_graph *irg)
+{
+ be_irg_t *birg = be_birg_from_irg(irg);
+ return &birg->obst;
+}
+
+static inline be_stack_layout_t *be_get_irg_stack_layout(const ir_graph *irg)
+{
+ return &be_birg_from_irg(irg)->stack_layout;
+}