projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 71343877 | 1 | /* Header file for High-level loop manipulation functions. |
| cbe34bb5 | 2 | Copyright (C) 2013-2017 Free Software Foundation, Inc. |
| 71343877 AM |
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 *); | |
| 28df8730 MM |
27 | extern void rewrite_into_loop_closed_ssa_1 (bitmap, unsigned, int, |
| 28 | struct loop *); | |
| 71343877 | 29 | extern void rewrite_into_loop_closed_ssa (bitmap, unsigned); |
| 338392ed | 30 | extern void rewrite_virtuals_into_loop_closed_ssa (struct loop *); |
| 71343877 | 31 | extern void verify_loop_closed_ssa (bool); |
| b2b29377 MM |
32 | |
| 33 | static inline void | |
| 34 | checking_verify_loop_closed_ssa (bool verify_ssa_p) | |
| 35 | { | |
| 36 | if (flag_checking) | |
| 37 | verify_loop_closed_ssa (verify_ssa_p); | |
| 38 | } | |
| 39 | ||
| 71343877 AM |
40 | extern basic_block split_loop_exit_edge (edge); |
| 41 | extern basic_block ip_end_pos (struct loop *); | |
| 42 | extern basic_block ip_normal_pos (struct loop *); | |
| 43 | extern void standard_iv_increment_position (struct loop *, | |
| 44 | gimple_stmt_iterator *, bool *); | |
| 45 | extern bool gimple_duplicate_loop_to_header_edge (struct loop *, edge, | |
| 46 | unsigned int, sbitmap, | |
| 47 | edge, vec<edge> *, | |
| 48 | int); | |
| 49 | extern bool can_unroll_loop_p (struct loop *loop, unsigned factor, | |
| 50 | struct tree_niter_desc *niter); | |
| 57fa080b | 51 | extern gcov_type niter_for_unrolled_loop (struct loop *, unsigned); |
| 71343877 AM |
52 | extern void tree_transform_and_unroll_loop (struct loop *, unsigned, |
| 53 | edge, struct tree_niter_desc *, | |
| 54 | transform_callback, void *); | |
| 55 | extern void tree_unroll_loop (struct loop *, unsigned, | |
| 56 | edge, struct tree_niter_desc *); | |
| 57 | extern tree canonicalize_loop_ivs (struct loop *, tree *, bool); | |
| 58 | ||
| 59 | ||
| 60 | ||
| 61 | #endif /* GCC_TREE_SSA_LOOP_MANIP_H */ |