| /* Basic block reordering routines for the GNU compiler. |
| Copyright (C) 2000-2017 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_BB_REORDER |
| #define GCC_BB_REORDER |
| |
| /* Target-specific globals. */ |
| struct target_bb_reorder { |
| /* Length of unconditional jump instruction. */ |
| int x_uncond_jump_length; |
| }; |
| |
| extern struct target_bb_reorder default_target_bb_reorder; |
| #if SWITCHABLE_TARGET |
| extern struct target_bb_reorder *this_target_bb_reorder; |
| #else |
| #define this_target_bb_reorder (&default_target_bb_reorder) |
| #endif |
| |
| extern int get_uncond_jump_length (void); |
| |
| extern void insert_section_boundary_note (void); |
| |
| #endif |