/* DDG - Data Dependence Graph - interface.
- Copyright (C) 2004, 2005, 2006, 2007
+ Copyright (C) 2004, 2005, 2006, 2007, 2008
Free Software Foundation, Inc.
Contributed by Ayal Zaks and Mustafa Hagog <zaks,mustafa@il.ibm.com>
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#ifndef GCC_DDG_H
#define GCC_DDG_H
/* For basic_block. */
#include "basic-block.h"
#include "df.h"
-
+
typedef struct ddg_node *ddg_node_ptr;
typedef struct ddg_edge *ddg_edge_ptr;
typedef struct ddg *ddg_ptr;
int num_loads;
int num_stores;
+ /* Number of debug instructions in the BB. */
+ int num_debug;
+
/* This array holds the nodes in the graph; it is indexed by the node
cuid, which follows the order of the instructions in the BB. */
ddg_node_ptr nodes;
int closing_branch_deps;
/* Array and number of backarcs (edges with distance > 0) in the DDG. */
- ddg_edge_ptr *backarcs;
int num_backarcs;
+ ddg_edge_ptr *backarcs;
};
\f
int find_nodes_on_paths (sbitmap result, ddg_ptr, sbitmap from, sbitmap to);
int longest_simple_path (ddg_ptr, int from, int to, sbitmap via);
+bool autoinc_var_is_used_p (rtx, rtx);
+
#endif /* GCC_DDG_H */