1/* Basic block reordering routines for the GNU compiler.
2   Copyright (C) 2000-2015 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
7   under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 3, or (at your option)
9   any later version.
10
11   GCC is distributed in the hope that it will be useful, but WITHOUT
12   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
14   License 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_BB_REORDER
21#define GCC_BB_REORDER
22
23/* Target-specific globals.  */
24struct target_bb_reorder {
25  /* Length of unconditional jump instruction.  */
26  int x_uncond_jump_length;
27};
28
29extern struct target_bb_reorder default_target_bb_reorder;
30#if SWITCHABLE_TARGET
31extern struct target_bb_reorder *this_target_bb_reorder;
32#else
33#define this_target_bb_reorder (&default_target_bb_reorder)
34#endif
35
36extern int get_uncond_jump_length (void);
37
38extern void insert_section_boundary_note (void);
39
40#endif
41