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1 | /* Header file for High-level loop manipulation functions. |
2 | Copyright (C) 2013 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GCC. | |
5 | ||
6 | GCC is free software; you can redistribute it and/or modify it under | |
7 | the terms of the GNU General Public License as published by the Free | |
8 | Software Foundation; either version 3, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GCC; see the file COPYING3. If not see | |
18 | <http://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #ifndef GCC_TREE_SSA_LOOP_MANIP_H | |
21 | #define GCC_TREE_SSA_LOOP_MANIP_H | |
22 | ||
23 | typedef void (*transform_callback)(struct loop *, void *); | |
24 | ||
25 | extern void create_iv (tree, tree, tree, struct loop *, gimple_stmt_iterator *, | |
26 | bool, tree *, tree *); | |
27 | extern void rewrite_into_loop_closed_ssa (bitmap, unsigned); | |
28 | extern void verify_loop_closed_ssa (bool); | |
29 | extern basic_block split_loop_exit_edge (edge); | |
30 | extern basic_block ip_end_pos (struct loop *); | |
31 | extern basic_block ip_normal_pos (struct loop *); | |
32 | extern void standard_iv_increment_position (struct loop *, | |
33 | gimple_stmt_iterator *, bool *); | |
34 | extern bool gimple_duplicate_loop_to_header_edge (struct loop *, edge, | |
35 | unsigned int, sbitmap, | |
36 | edge, vec<edge> *, | |
37 | int); | |
38 | extern bool can_unroll_loop_p (struct loop *loop, unsigned factor, | |
39 | struct tree_niter_desc *niter); | |
40 | extern void tree_transform_and_unroll_loop (struct loop *, unsigned, | |
41 | edge, struct tree_niter_desc *, | |
42 | transform_callback, void *); | |
43 | extern void tree_unroll_loop (struct loop *, unsigned, | |
44 | edge, struct tree_niter_desc *); | |
45 | extern tree canonicalize_loop_ivs (struct loop *, tree *, bool); | |
46 | ||
47 | ||
48 | ||
49 | #endif /* GCC_TREE_SSA_LOOP_MANIP_H */ |