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- /* Header file for Induction variable optimizations.
- Copyright (C) 2013-2020 Free Software Foundation, Inc.
-
- This file is part of GCC.
-
- 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 3, or (at your option) any later
- version.
-
- GCC is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- for more details.
-
- You should have received a copy of the GNU General Public License
- along with GCC; see the file COPYING3. If not see
- <http://www.gnu.org/licenses/>. */
-
- #ifndef GCC_TREE_SSA_LOOP_IVOPTS_H
- #define GCC_TREE_SSA_LOOP_IVOPTS_H
-
- extern edge single_dom_exit (class loop *);
- extern void dump_iv (FILE *, struct iv *);
- extern void dump_use (FILE *, struct iv_use *);
- extern void dump_uses (FILE *, struct ivopts_data *);
- extern void dump_cand (FILE *, struct iv_cand *);
- extern bool contains_abnormal_ssa_name_p (tree);
- extern class loop *outermost_invariant_loop_for_expr (class loop *, tree);
- extern bool expr_invariant_in_loop_p (class loop *, tree);
- extern tree strip_offset (tree, poly_uint64_pod *);
- bool may_be_nonaddressable_p (tree expr);
- void tree_ssa_iv_optimize (void);
-
- void create_canonical_iv (class loop *, edge, tree,
- tree * = NULL, tree * = NULL);
- #endif /* GCC_TREE_SSA_LOOP_IVOPTS_H */
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