| /* Define control flow data structures for the CFG. |
| Copyright (C) 2014-2019 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_CFGRTL_H |
| #define GCC_CFGRTL_H |
| |
| extern void delete_insn (rtx_insn *); |
| extern bool delete_insn_and_edges (rtx_insn *); |
| extern void delete_insn_chain (rtx, rtx_insn *, bool); |
| extern basic_block create_basic_block_structure (rtx_insn *, rtx_insn *, |
| rtx_note *, basic_block); |
| extern void compute_bb_for_insn (void); |
| extern unsigned int free_bb_for_insn (void); |
| extern rtx_insn *entry_of_function (void); |
| extern void update_bb_for_insn (basic_block); |
| extern bool contains_no_active_insn_p (const_basic_block); |
| extern bool forwarder_block_p (const_basic_block); |
| extern bool can_fallthru (basic_block, basic_block); |
| extern rtx_note *bb_note (basic_block); |
| extern rtx_code_label *block_label (basic_block); |
| extern edge try_redirect_by_replacing_jump (edge, basic_block, bool); |
| extern void emit_barrier_after_bb (basic_block bb); |
| extern basic_block force_nonfallthru_and_redirect (edge, basic_block, rtx); |
| extern void insert_insn_on_edge (rtx, edge); |
| extern void commit_one_edge_insertion (edge e); |
| extern void commit_edge_insertions (void); |
| extern void print_rtl_with_bb (FILE *, const rtx_insn *, dump_flags_t); |
| extern void update_br_prob_note (basic_block); |
| extern rtx_insn *get_last_bb_insn (basic_block); |
| extern void fixup_partitions (void); |
| extern bool purge_dead_edges (basic_block); |
| extern bool purge_all_dead_edges (void); |
| extern bool fixup_abnormal_edges (void); |
| extern rtx_insn *unlink_insn_chain (rtx_insn *, rtx_insn *); |
| extern void relink_block_chain (bool); |
| extern rtx_insn *duplicate_insn_chain (rtx_insn *, rtx_insn *); |
| extern void cfg_layout_initialize (int); |
| extern void cfg_layout_finalize (void); |
| extern void break_superblocks (void); |
| extern void init_rtl_bb_info (basic_block); |
| extern void find_bbs_reachable_by_hot_paths (hash_set <basic_block> *); |
| |
| #endif /* GCC_CFGRTL_H */ |