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1 | /* Control flow graph manipulation code header file. |
| 2 | Copyright (C) 2014 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_CFG_H |
| 21 | #define GCC_CFG_H |
| 22 | |
| 23 | extern void init_flow (struct function *); |
| 24 | extern void clear_edges (void); |
| 25 | extern basic_block alloc_block (void); |
| 26 | extern void link_block (basic_block, basic_block); |
| 27 | extern void unlink_block (basic_block); |
| 28 | extern void compact_blocks (void); |
| 29 | extern void expunge_block (basic_block); |
| 30 | extern edge unchecked_make_edge (basic_block, basic_block, int); |
| 31 | extern edge cached_make_edge (sbitmap, basic_block, basic_block, int); |
| 32 | extern edge make_edge (basic_block, basic_block, int); |
| 33 | extern edge make_single_succ_edge (basic_block, basic_block, int); |
| 34 | extern void remove_edge_raw (edge); |
| 35 | extern void redirect_edge_succ (edge, basic_block); |
| 36 | extern void redirect_edge_pred (edge, basic_block); |
| 37 | extern void clear_bb_flags (void); |
| 38 | extern void dump_edge_info (FILE *, edge, int, int); |
| 39 | extern void debug (edge_def &ref); |
| 40 | extern void debug (edge_def *ptr); |
| 41 | extern void alloc_aux_for_blocks (int); |
| 42 | extern void clear_aux_for_blocks (void); |
| 43 | extern void free_aux_for_blocks (void); |
| 44 | extern void alloc_aux_for_edge (edge, int); |
| 45 | extern void alloc_aux_for_edges (int); |
| 46 | extern void clear_aux_for_edges (void); |
| 47 | extern void free_aux_for_edges (void); |
| 48 | extern void debug_bb (basic_block); |
| 49 | extern basic_block debug_bb_n (int); |
| 50 | extern void dump_bb_info (FILE *, basic_block, int, int, bool, bool); |
| 51 | extern void brief_dump_cfg (FILE *, int); |
| 52 | extern void update_bb_profile_for_threading (basic_block, int, gcov_type, edge); |
| 53 | extern void scale_bbs_frequencies_int (basic_block *, int, int, int); |
| 54 | extern void scale_bbs_frequencies_gcov_type (basic_block *, int, gcov_type, |
| 55 | gcov_type); |
| 56 | extern void initialize_original_copy_tables (void); |
| 57 | extern void free_original_copy_tables (void); |
| 58 | extern void set_bb_original (basic_block, basic_block); |
| 59 | extern basic_block get_bb_original (basic_block); |
| 60 | extern void set_bb_copy (basic_block, basic_block); |
| 61 | extern basic_block get_bb_copy (basic_block); |
| 62 | void set_loop_copy (struct loop *, struct loop *); |
| 63 | struct loop *get_loop_copy (struct loop *); |
| 64 | |
| 65 | #endif /* GCC_CFG_H */ |
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