1 | /* Define control flow data structures for the CFG. |
2 | Copyright (C) 2014-2023 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_CFGRTL_H |
21 | #define GCC_CFGRTL_H |
22 | |
23 | extern void delete_insn (rtx_insn *); |
24 | extern bool delete_insn_and_edges (rtx_insn *); |
25 | extern void delete_insn_chain (rtx, rtx_insn *, bool); |
26 | extern basic_block create_basic_block_structure (rtx_insn *, rtx_insn *, |
27 | rtx_note *, basic_block); |
28 | extern void compute_bb_for_insn (void); |
29 | extern void free_bb_for_insn (void); |
30 | extern rtx_insn *entry_of_function (void); |
31 | extern void update_bb_for_insn (basic_block); |
32 | extern bool contains_no_active_insn_p (const_basic_block); |
33 | extern bool forwarder_block_p (const_basic_block); |
34 | extern bool can_fallthru (basic_block, basic_block); |
35 | extern rtx_note *bb_note (basic_block); |
36 | extern rtx_code_label *block_label (basic_block); |
37 | extern edge try_redirect_by_replacing_jump (edge, basic_block, bool); |
38 | extern void emit_barrier_after_bb (basic_block bb); |
39 | extern basic_block force_nonfallthru_and_redirect (edge, basic_block, rtx); |
40 | extern void insert_insn_on_edge (rtx, edge); |
41 | extern void commit_one_edge_insertion (edge e); |
42 | extern void commit_edge_insertions (void); |
43 | extern void print_rtl_with_bb (FILE *, const rtx_insn *, dump_flags_t); |
44 | extern void update_br_prob_note (basic_block); |
45 | extern rtx_insn *get_last_bb_insn (basic_block); |
46 | extern void fixup_partitions (void); |
47 | extern bool purge_dead_edges (basic_block); |
48 | extern bool purge_all_dead_edges (void); |
49 | extern bool fixup_abnormal_edges (void); |
50 | extern void update_cfg_for_uncondjump (rtx_insn *); |
51 | extern rtx_insn *unlink_insn_chain (rtx_insn *, rtx_insn *); |
52 | extern void relink_block_chain (bool); |
53 | extern rtx_insn *duplicate_insn_chain (rtx_insn *, rtx_insn *, |
54 | class loop *, class copy_bb_data *); |
55 | extern void cfg_layout_initialize (int); |
56 | extern void cfg_layout_finalize (void); |
57 | extern void break_superblocks (void); |
58 | extern void init_rtl_bb_info (basic_block); |
59 | extern void find_bbs_reachable_by_hot_paths (hash_set <basic_block> *); |
60 | |
61 | #endif /* GCC_CFGRTL_H */ |
62 | |