/*
- * 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"
-#endif
#include "execfreq.h"
-#include "beirg_t.h"
+#include "beirg.h"
+#include "absgraph.h"
+#include "belive.h"
+#include "bedomfront.h"
-void be_assure_liveness(be_irg_t *birg)
+be_lv_t *be_assure_liveness(ir_graph *irg)
{
- if(birg->lv != NULL)
- return;
+ be_irg_t *birg = be_birg_from_irg(irg);
+ if (birg->lv != NULL)
+ return birg->lv;
- birg->lv = be_liveness(birg->irg);
+ return birg->lv = be_liveness(birg->irg);
}
-void be_invalidate_liveness(be_irg_t *birg)
+void be_assure_dom_front(ir_graph *irg)
{
- if(birg->lv == NULL)
- return;
-
- be_liveness_free(birg->lv);
- birg->lv = NULL;
-}
-
-void be_assure_dom_front(be_irg_t *birg)
-{
- if(birg->dom_front != NULL)
+ be_irg_t *birg = be_birg_from_irg(irg);
+ if (birg->dom_front != NULL)
return;
birg->dom_front = be_compute_dominance_frontiers(birg->irg);
}
-void be_invalidate_dom_front(be_irg_t *birg)
+void be_invalidate_dom_front(ir_graph *irg)
{
- if(birg->dom_front == NULL)
+ be_irg_t *birg = be_birg_from_irg(irg);
+ if (birg->dom_front == NULL)
return;
be_free_dominance_frontiers(birg->dom_front);
birg->dom_front = NULL;
}
-void be_free_birg(be_irg_t *birg)
+void be_free_birg(ir_graph *irg)
{
+ be_irg_t *birg = be_birg_from_irg(irg);
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;
}
+
+ obstack_free(&birg->obst, NULL);
+ irg->be_data = NULL;
}