/*
- * 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.
*/
/**
* @brief Backend irg - a ir_graph with additional analysis information.
* @author Matthias Braun
* @date 13.12.2006
- * @version $Id$
*/
#include "config.h"
#include "beirg.h"
#include "absgraph.h"
#include "belive.h"
-#include "bedomfront.h"
-be_lv_t *be_assure_liveness(be_irg_t *birg)
+void be_invalidate_live_sets(ir_graph *irg)
{
- if (birg->lv != NULL)
- return birg->lv;
-
- return birg->lv = be_liveness(birg->irg);
+ be_irg_t *birg = be_birg_from_irg(irg);
+ be_liveness_invalidate_sets(birg->lv);
}
-void be_assure_dom_front(be_irg_t *birg)
+void be_invalidate_live_chk(ir_graph *irg)
{
- if (birg->dom_front != NULL)
- return;
-
- birg->dom_front = be_compute_dominance_frontiers(birg->irg);
+ be_irg_t *birg = be_birg_from_irg(irg);
+ be_liveness_invalidate_chk(birg->lv);
}
-void be_invalidate_dom_front(be_irg_t *birg)
+void be_assure_live_sets(ir_graph *irg)
{
- if (birg->dom_front == NULL)
- return;
+ be_irg_t *birg = be_birg_from_irg(irg);
+ be_liveness_compute_sets(birg->lv);
+}
- be_free_dominance_frontiers(birg->dom_front);
- birg->dom_front = NULL;
+void be_assure_live_chk(ir_graph *irg)
+{
+ be_irg_t *birg = be_birg_from_irg(irg);
+ be_liveness_compute_chk(birg->lv);
}
-void be_free_birg(be_irg_t *birg)
+void be_free_birg(ir_graph *irg)
{
- free_execfreq(birg->exec_freq);
- birg->exec_freq = NULL;
+ be_irg_t *birg = be_birg_from_irg(irg);
- if (birg->dom_front != NULL) {
- be_free_dominance_frontiers(birg->dom_front);
- birg->dom_front = NULL;
- }
if (birg->lv != NULL) {
be_liveness_free(birg->lv);
birg->lv = NULL;
}
obstack_free(&birg->obst, NULL);
- birg->irg->be_data = NULL;
+ irg->be_data = NULL;
}