/*
- * Author: Matthias Braun
- * Date: 13.12.2006
- * Copyright: (c) Universitaet Karlsruhe
- * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ * 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 Backend irg - a ir_graph with additional analysis information.
+ * @author Matthias Braun
+ * @date 13.12.2006
+ * @version $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#include "execfreq.h"
#include "beirg_t.h"
+#include "absgraph.h"
-void be_assure_liveness(be_irg_t *birg)
-{
- if(birg->lv != NULL)
- return;
-
- birg->lv = be_liveness(birg->irg);
-}
-
-void be_invalidate_liveness(be_irg_t *birg)
+be_lv_t *be_assure_liveness(be_irg_t *birg)
{
- if(birg->lv == NULL)
- return;
+ if (birg->lv != NULL)
+ return birg->lv;
- be_liveness_free(birg->lv);
- birg->lv = NULL;
+ return birg->lv = be_liveness(birg);
}
void be_assure_dom_front(be_irg_t *birg)
{
- if(birg->dom_front != NULL)
+ if (birg->dom_front != NULL)
return;
birg->dom_front = be_compute_dominance_frontiers(birg->irg);
void be_invalidate_dom_front(be_irg_t *birg)
{
- if(birg->dom_front == NULL)
+ if (birg->dom_front == NULL)
return;
be_free_dominance_frontiers(birg->dom_front);
free_execfreq(birg->exec_freq);
birg->exec_freq = NULL;
- if(birg->dom_front != NULL) {
+ if (birg->dom_front != NULL) {
be_free_dominance_frontiers(birg->dom_front);
birg->dom_front = NULL;
}
- if(birg->lv != NULL) {
+ if (birg->lv != NULL) {
be_liveness_free(birg->lv);
birg->lv = NULL;
}
}
+
+ir_graph *(be_get_birg_irg)(const be_irg_t *birg)
+{
+ return _be_get_birg_irg(birg);
+}
+
+ir_exec_freq *(be_get_birg_exec_freq)(const be_irg_t *birg)
+{
+ return _be_get_birg_exec_freq(birg);
+}
+
+be_lv_t *(be_get_birg_liveness)(const be_irg_t *birg)
+{
+ return _be_get_birg_liveness(birg);
+}
+
+be_dom_front_info_t *(be_get_birg_dom_front)(const be_irg_t *birg)
+{
+ return _be_get_birg_dom_front(birg);
+}
+
+const arch_env_t *(be_get_birg_arch_env)(const be_irg_t *birg)
+{
+ return _be_get_birg_arch_env(birg);
+}