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