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- /* Define control flow data structures for the CFG.
- Copyright (C) 2014-2015 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);
- extern void delete_insn_and_edges (rtx_insn *);
- extern void delete_insn_chain (rtx, rtx, 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 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 *, int);
- 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 (unsigned int);
- extern void cfg_layout_finalize (void);
- extern void break_superblocks (void);
- extern void init_rtl_bb_info (basic_block);
- #endif /* GCC_CFGRTL_H */
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