X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2Fcfglayout.h;h=42b12dd5b167ac80dc48bd8566bc1f1ea07de538;hp=e4e27d00ed44afc2e3db093b5515a6f12dcb03af;hb=529f23cd8bab3c1b5e0d4fafd0e49faadf43cf29;hpb=cd0fe062c23ebe2f55883f47befcacc3c0dca9ea diff --git a/gcc/cfglayout.h b/gcc/cfglayout.h index e4e27d00ed4..42b12dd5b16 100644 --- a/gcc/cfglayout.h +++ b/gcc/cfglayout.h @@ -1,11 +1,11 @@ /* Basic block reordering routines for the GNU compiler. - Copyright (C) 2000 Free Software Foundation, Inc. + Copyright (C) 2000, 2003, 2004, 2007 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 2, or (at your option) + 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 @@ -14,28 +14,24 @@ License for more details. You should have received a copy of the GNU General Public License - along with GCC; see the file COPYING. If not, write to the Free - Software Foundation, 59 Temple Place - Suite 330, Boston, MA - 02111-1307, USA. */ - -/* Structure to hold information about the blocks during reordering. */ -typedef struct reorder_block_def -{ - rtx header; - rtx footer; - basic_block next; - basic_block original; - - /* These fields are used by bb-reorder pass. */ - int visited; -} *reorder_block_def; - -#define RBI(BB) ((reorder_block_def) (BB)->aux) - -extern void cfg_layout_initialize PARAMS ((void)); -extern void cfg_layout_finalize PARAMS ((void)); -extern bool cfg_layout_can_duplicate_bb_p PARAMS ((basic_block)); -extern basic_block cfg_layout_duplicate_bb PARAMS ((basic_block, edge)); -extern void scope_to_insns_initialize PARAMS ((void)); -extern void scope_to_insns_finalize PARAMS ((void)); -extern void cfg_layout_redirect_edge PARAMS ((edge, basic_block)); + along with GCC; see the file COPYING3. If not see + . */ + +#ifndef GCC_CFGLAYOUT_H +#define GCC_CFGLAYOUT_H + +#include "basic-block.h" + +extern GTY(()) rtx cfg_layout_function_footer; +extern GTY(()) rtx cfg_layout_function_header; + +extern void cfg_layout_initialize (unsigned int); +extern void cfg_layout_finalize (void); +extern void reemit_insn_block_notes (void); +extern bool can_copy_bbs_p (basic_block *, unsigned); +extern void copy_bbs (basic_block *, unsigned, basic_block *, + edge *, unsigned, edge *, struct loop *, + basic_block); +extern rtx duplicate_insn_chain (rtx, rtx); + +#endif /* GCC_CFGLAYOUT_H */