* backend structures
*/
typedef struct be_irg_t {
- ir_graph *irg;
- be_main_env_t *main_env;
- be_abi_irg_t *abi;
- 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_main_env_t *main_env;
+ be_lv_t *lv;
+ be_stack_layout_t stack_layout;
+ unsigned *allocatable_regs; /**< registers available for the
+ allocator */
+ arch_register_req_t const *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_birg_from_irg(irg)->lv;
}
-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;
-}
-
-/** 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;
+ be_irg_t *const birg = be_birg_from_irg(irg);
+ struct obstack *const obst = &birg->obst;
+ assert(obstack_object_size(obst) == 0);
+ return obst;
}
static inline be_stack_layout_t *be_get_irg_stack_layout(const ir_graph *irg)