36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
|
/* Control flow optimization header file.
|
||
|
|
Copyright (C) 2014-2023 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_CFGCLEANUP_H
|
||
|
|
#define GCC_CFGCLEANUP_H
|
||
|
|
|
||
|
|
enum replace_direction { dir_none, dir_forward, dir_backward, dir_both };
|
||
|
|
|
||
|
|
extern int flow_find_cross_jump (basic_block, basic_block, rtx_insn **,
|
||
|
|
rtx_insn **, enum replace_direction*);
|
||
|
|
extern int flow_find_head_matching_sequence (basic_block, basic_block,
|
||
|
|
rtx_insn **, rtx_insn **, int);
|
||
|
|
extern bool delete_unreachable_blocks (void);
|
||
|
|
extern void delete_dead_jumptables (void);
|
||
|
|
extern bool cleanup_cfg (int);
|
||
|
|
extern bool bb_is_just_return (basic_block, rtx_insn **, rtx_insn **);
|
||
|
|
|
||
|
|
#endif /* GCC_CFGCLEANUP_H */
|