1*e4b17023SJohn Marino /* Basic block reordering routines for the GNU compiler. 2*e4b17023SJohn Marino Copyright (C) 2000, 2003, 2004, 2007, 2011 Free Software Foundation, Inc. 3*e4b17023SJohn Marino 4*e4b17023SJohn Marino This file is part of GCC. 5*e4b17023SJohn Marino 6*e4b17023SJohn Marino GCC is free software; you can redistribute it and/or modify it 7*e4b17023SJohn Marino under the terms of the GNU General Public License as published by 8*e4b17023SJohn Marino the Free Software Foundation; either version 3, or (at your option) 9*e4b17023SJohn Marino any later version. 10*e4b17023SJohn Marino 11*e4b17023SJohn Marino GCC is distributed in the hope that it will be useful, but WITHOUT 12*e4b17023SJohn Marino ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13*e4b17023SJohn Marino or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 14*e4b17023SJohn Marino License for more details. 15*e4b17023SJohn Marino 16*e4b17023SJohn Marino You should have received a copy of the GNU General Public License 17*e4b17023SJohn Marino along with GCC; see the file COPYING3. If not see 18*e4b17023SJohn Marino <http://www.gnu.org/licenses/>. */ 19*e4b17023SJohn Marino 20*e4b17023SJohn Marino #ifndef GCC_CFGLAYOUT_H 21*e4b17023SJohn Marino #define GCC_CFGLAYOUT_H 22*e4b17023SJohn Marino 23*e4b17023SJohn Marino #include "basic-block.h" 24*e4b17023SJohn Marino 25*e4b17023SJohn Marino extern GTY(()) rtx cfg_layout_function_footer; 26*e4b17023SJohn Marino extern GTY(()) rtx cfg_layout_function_header; 27*e4b17023SJohn Marino 28*e4b17023SJohn Marino extern void cfg_layout_initialize (unsigned int); 29*e4b17023SJohn Marino extern void cfg_layout_finalize (void); 30*e4b17023SJohn Marino extern tree insn_scope (const_rtx); 31*e4b17023SJohn Marino extern void reemit_insn_block_notes (void); 32*e4b17023SJohn Marino extern bool can_copy_bbs_p (basic_block *, unsigned); 33*e4b17023SJohn Marino extern void copy_bbs (basic_block *, unsigned, basic_block *, 34*e4b17023SJohn Marino edge *, unsigned, edge *, struct loop *, 35*e4b17023SJohn Marino basic_block); 36*e4b17023SJohn Marino extern rtx duplicate_insn_chain (rtx, rtx); 37*e4b17023SJohn Marino 38*e4b17023SJohn Marino #endif /* GCC_CFGLAYOUT_H */ 39