ia32: Simplify ia32_register_saved_by().

[libfirm] / ir / be / bestate.h

diff --git a/ir/be/bestate.h b/ir/be/bestate.h
index 3fb9d6f..d0322be 100644 (file)
--- a/ir/be/bestate.h
+++ b/ir/be/bestate.h
@@ -1,31 +1,47 @@
+/*
+ * 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.
+ */
+
 /**
  * @file
  * @brief       Handles state switching. This is basically the belady spill
  *              algorithm optimized for the 1-register case.
  * @author      Matthias Braun
  * @date        26.03.2007
- * @version     $Id$
- * Copyright:   (c) Universitaet Karlsruhe
- * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
  */
 #ifndef FIRM_BE_BESTATE_H
 #define FIRM_BE_BESTATE_H
 
-#include "irnode.h"
-#include "beirg.h"
+#include "firm_types.h"
 #include "bearch.h"
 
 /**
  * Callback that should create a spill for a certain value. Can return NULL
  * if @p force == 0 and the value can be easily rematerialized
  */
-typedef ir_node* (*create_spill_func) (void *env, ir_node *value, int force);
+typedef ir_node *(*create_spill_func) (void *env, ir_node *value, int force, ir_node *after);
 
 /**
  * Callback that should create a reload for a certain value
  */
-typedef ir_node* (*create_reload_func) (void *env, ir_node *value,
-                                        ir_node *spill, ir_node *before);
+typedef ir_node *(*create_reload_func) (void *env, ir_node *value,
+                                        ir_node *spill, ir_node *before,
+                                        ir_node *last_value);
 
 /**
  * Some state is expressed as a register. nodes defining a value for this
@@ -34,7 +50,7 @@ typedef ir_node* (*create_reload_func) (void *env, ir_node *value,
  * This functions asserts that the state is switched to fullfill all state
  * requirements of nodes.
  */
-void be_assure_state(be_irg_t *birg, const arch_register_t *reg, void *func_env,
+void be_assure_state(ir_graph *irg, const arch_register_t *reg, void *func_env,
                      create_spill_func spill_func,
                      create_reload_func reload_func);