X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeblocksched.c;h=74187b74b2a6d23e4bebf93b74b7e2118d59be6f;hb=dfc341ac6f54b4b0922d605e28333be76f487c68;hp=9d744a7860b3c3e521cf854b8ce498808659f4f0;hpb=8535fe8732b0acf822be252812a7158ce5b8134a;p=libfirm

diff --git a/ir/be/beblocksched.c b/ir/be/beblocksched.c
index 9d744a786..74187b74b 100644
--- a/ir/be/beblocksched.c
+++ b/ir/be/beblocksched.c
@@ -1,12 +1,31 @@
 /*
- * Author:      Matthias Braun, Christoph Mallon
- * Date:		27.09.2006
- * Copyright:   (c) Universitaet Karlsruhe
- * License:     This file is protected by GPL -  GNU GENERAL PUBLIC LICENSE.
- * CVS-Id:      $Id$
+ * Copyright (C) 1995-2007 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       Block-scheduling strategies.
+ * @author      Matthias Braun, Christoph Mallon
+ * @date        27.09.2006
+ * @version     $Id$
  */
 #ifdef HAVE_CONFIG_H
-#include <config.h>
+#include "config.h"
 #endif
 
 #include "beblocksched.h"
@@ -18,9 +37,11 @@
 
 #include "iredges.h"
 #include "irgwalk.h"
+#include "irnode_t.h"
 #include "irgraph_t.h"
 #include "irloop.h"
 #include "irprintf.h"
+#include "execfreq.h"
 #include "irdump_t.h"
 #include "irtools.h"
 #include "debug.h"
@@ -322,6 +343,7 @@ static blocksched_entry_t *finish_block_schedule(blocksched_env_t *env)
 	ir_node            *startblock = get_irg_start_block(irg);
 	blocksched_entry_t *entry      = get_irn_link(startblock);
 
+	set_using_visited(irg);
 	inc_irg_visited(irg);
 
 	env->worklist = new_pdeq();
@@ -329,6 +351,8 @@ static blocksched_entry_t *finish_block_schedule(blocksched_env_t *env)
 	assert(pdeq_empty(env->worklist));
 	del_pdeq(env->worklist);
 
+	clear_using_visited(irg);
+
 	return entry;
 }
 
@@ -538,7 +562,7 @@ static void coalesce_blocks_ilp(blocksched_ilp_env_t *env)
 		if (is_Bad(get_Block_cfgpred(block, 0)))
 			continue;
 
-		is_jump = lpp_get_var_sol(env->lpp, edge->ilpvar);
+		is_jump = (int)lpp_get_var_sol(env->lpp, edge->ilpvar);
 		if (is_jump)
 			continue;
 
@@ -608,8 +632,7 @@ static void add_block(anchor *list, ir_node *block) {
 	if (list->start == NULL) {
 		list->start = block;
 		list->end   = block;
-	}
-	else {
+	} else {
 		set_irn_link(list->end, block);
 		list->end = block;
 	}
@@ -669,7 +692,11 @@ static ir_node **create_extbb_block_schedule(ir_graph *irg, ir_exec_freq *execfr
 	list.start  = NULL;
 	list.end    = NULL;
 	list.n_blks = 0;
+
+	set_using_irn_link(irg);
+	set_using_visited(irg);
 	inc_irg_block_visited(irg);
+
 	create_block_list(get_irg_start_block(irg), &list);
 
 	/** create an array, so we can go forward and backward */
@@ -680,6 +707,9 @@ static ir_node **create_extbb_block_schedule(ir_graph *irg, ir_exec_freq *execfr
 		blk_list[i] = b;
 	}
 
+	clear_using_irn_link(irg);
+	clear_using_visited(irg);
+
 	return blk_list;
 }