beifg: Factorise code to count interference components.

[libfirm] / ir / be / bespillutil.h

diff --git a/ir/be/bespillutil.h b/ir/be/bespillutil.h
index db4359e..ecd32a0 100644 (file)
--- a/ir/be/bespillutil.h
+++ b/ir/be/bespillutil.h
@@ -1,20 +1,6 @@
 /*
- * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
- *
  * This file is part of libFirm.
- *
- * This file may be distributed and/or modified under the terms of the
- * GNU General Public License version 2 as published by the Free Software
- * Foundation and appearing in the file LICENSE.GPL included in the
- * packaging of this file.
- *
- * Licensees holding valid libFirm Professional Edition licenses may use
- * this file in accordance with the libFirm Commercial License.
- * Agreement provided with the Software.
- *
- * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
- * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE.
+ * Copyright (C) 2012 University of Karlsruhe.
  */
 
 /**
@@ -22,8 +8,7 @@
  * @brief       higher level abstraction for the creation of spill and reload
  *              instructions and rematerialisation of values.
  * @author      Daniel Grund, Sebastian Hack, Matthias Braun
- * @date               29.09.2005
- * @version     $Id$
+ * @date        29.09.2005
  */
 #ifndef FIRM_BE_BESPILLUTIL_H
 #define FIRM_BE_BESPILLUTIL_H
@@ -32,7 +17,6 @@
 #include "debug.h"
 
 #include "bearch.h"
-#include "beirg.h"
 
 typedef struct spill_env_t spill_env_t;
 
@@ -73,17 +57,6 @@ void be_add_spill(spill_env_t *senv, ir_node *to_spill, ir_node *after);
 void be_add_reload(spill_env_t *senv, ir_node *to_spill, ir_node *before,
                    const arch_register_class_t *reload_cls, int allow_remat);
 
-void be_add_reload2(spill_env_t *senv, ir_node *to_spill, ir_node *before, ir_node *can_spill_after,
-                   const arch_register_class_t *reload_cls, int allow_remat);
-
-/**
- * Add a reload at the end of a block.
- * Similar to be_add_reload_on_edge().
- */
-void be_add_reload_at_end(spill_env_t *env, ir_node *to_spill, const ir_node *block,
-                          const arch_register_class_t *reload_cls,
-                          int allow_remat);
-
 /**
  * Analog to be_add_reload, but places the reload "on an edge" between 2 blocks
  * @see be_add_reload
@@ -92,12 +65,6 @@ void be_add_reload_on_edge(spill_env_t *senv, ir_node *to_spill, ir_node *bl,
                            int pos, const arch_register_class_t *reload_cls,
                            int allow_remat);
 
-/**
- * Analog to be_add_reload but adds an already created rematerialized node.
- */
-void be_add_remat(spill_env_t *env, ir_node *to_spill, ir_node *before,
-                  ir_node *rematted_node);
-
 /**
  * The main function that places real spills/reloads (or rematerializes values)
  * for all values where be_add_reload was called. It then rebuilds the
@@ -106,7 +73,7 @@ void be_add_remat(spill_env_t *env, ir_node *to_spill, ir_node *before,
 void be_insert_spills_reloads(spill_env_t *senv);
 
 /**
- * There are 2 possibilities to spill a phi node: Only it's value, or replacing
+ * There are 2 possibilities to spill a phi node: Only its value, or replacing
  * the whole phi-node with a memory phi. Normally only the value of a phi will
  * be spilled unless you mark the phi with be_spill_phi.
  * (Remember that each phi needs a register, so you have to spill phis when
@@ -172,4 +139,16 @@ void be_get_total_spill_costs(ir_graph *irg, be_total_spill_costs_t *costs);
  */
 int be_is_rematerializable(spill_env_t *env, const ir_node *to_remat, const ir_node *before);
 
+/**
+ * Create a be_Spill node. This function is compatible to the
+ * arch_env->new_spill callback.
+ */
+ir_node *be_new_spill(ir_node *value, ir_node *after);
+
+/**
+ * Create a be_Reload node. This function is compatible to the
+ * arch_env->new_reload interface.
+ */
+ir_node *be_new_reload(ir_node *value, ir_node *spilled, ir_node *before);
+
 #endif