X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeirg.h;h=8970cf481e445525a1226001b2068d8691160bb3;hb=b2008e0b7c77ead1540a4793d235fafb6fcff873;hp=881a426031e89a5574fa3e7db8cd6c2ba6d59ca7;hpb=ff94a727febe4d155e1e807b57179df47f8fd489;p=libfirm

diff --git a/ir/be/beirg.h b/ir/be/beirg.h
index 881a42603..8970cf481 100644
--- a/ir/be/beirg.h
+++ b/ir/be/beirg.h
@@ -22,7 +22,6 @@
  * @brief       Backend irg - a ir_graph with additional analysis information.
  * @author      Matthias Braun
  * @date        05.05.2006
- * @version     $Id$
  */
 #ifndef FIRM_BE_BEIRG_H
 #define FIRM_BE_BEIRG_H
@@ -32,11 +31,22 @@
 #include "be_t.h"
 #include "irtypes.h"
 
-be_lv_t *be_assure_liveness(ir_graph *irg);
-
 void be_assure_dom_front(ir_graph *irg);
 void be_invalidate_dom_front(ir_graph *irg);
 
+void be_assure_live_sets(ir_graph *irg);
+void be_assure_live_chk(ir_graph *irg);
+/**
+ * Liveness is invalid (call when nodes have been added but the control
+ * flow has not been changed)
+ */
+void be_invalidate_live_sets(ir_graph *irg);
+/**
+ * Call when control flow has changed.
+ * be_invalidate_live_sets() is called.
+ */
+void be_invalidate_live_chk(ir_graph *irg);
+
 /**
  * frees all memory allocated by birg structures (liveness, dom_front, ...).
  * The memory of the birg structure itself is not freed.
@@ -49,25 +59,23 @@ void be_free_birg(ir_graph *irg);
 /**
  * This type describes the stack layout.
  * The stack is divided into 3 parts:
- * - arg_type:     A struct type describing the stack arguments and it's order.
+ * - arg_type:     A struct type describing the stack arguments and its order.
  * - between_type: A struct type describing the stack layout between arguments
  *                 and frame type. In architectures that put the return address
  *                 automatically on the stack, the return address is put here.
  * - frame_type:   A class type describing the frame layout.
  */
 struct be_stack_layout_t {
-	ir_type *arg_type;                 /**< A type describing the stack argument layout. */
-	ir_type *between_type;             /**< A type describing the "between" layout. */
-	ir_type *frame_type;               /**< The frame type. */
-
-	ir_type *order[N_FRAME_TYPES];     /**< arg, between and frame types ordered. */
-
-	ir_entity **param_map;             /**< An array mapping type parameters to arg_type entries */
-	int initial_offset;                /**< the initial difference between stack pointer and frame pointer */
-	int initial_bias;                  /**< the initial stack bias */
-	int stack_dir;                     /**< -1 for decreasing, 1 for increasing. */
-	bool sp_relative : 1;              /**< entities are addressed relative to
-	                                        stack pointer (omit-fp mode) */
+	ir_type *arg_type;             /**< A type describing the stack argument layout. */
+	ir_type *between_type;         /**< A type describing the "between" layout. */
+	ir_type *frame_type;           /**< The frame type. */
+
+	ir_type *order[N_FRAME_TYPES]; /**< arg, between and frame types ordered. */
+
+	int initial_offset;            /**< the initial difference between stack pointer and frame pointer */
+	int initial_bias;              /**< the initial stack bias */
+	bool sp_relative : 1;          /**< entities are addressed relative to
+	                                    stack pointer (omit-fp mode) */
 };
 
 /**
@@ -78,17 +86,19 @@ typedef struct be_irg_t {
 	ir_graph              *irg;
 	be_main_env_t         *main_env;
 	be_abi_irg_t          *abi;
-	arch_code_generator_t *cg;
 	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 replace
+	                                  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)
@@ -126,16 +136,6 @@ 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;
-}
-
-static inline arch_code_generator_t *be_get_irg_cg(const ir_graph *irg)
-{
-	return be_birg_from_irg(irg)->cg;
-}
-
 /** deprecated */
 static inline ir_graph *be_get_birg_irg(const be_irg_t *birg)
 {