X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Fcfglayout.h;h=deb985646a332f19ed2e2a5f046534e984a53492;hb=07d9744116e63d0500d9d0b2868850123e4dd78b;hp=1602289ac05d1908f119dc5d3125d0b84e868acc;hpb=c60fa3a778a01ab52008d1bd4d832658ca8943e6;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/cfglayout.h b/gcc/cfglayout.h index 1602289ac05..deb985646a3 100644 --- a/gcc/cfglayout.h +++ b/gcc/cfglayout.h @@ -1,11 +1,11 @@ /* Basic block reordering routines for the GNU compiler. - Copyright (C) 2000, 2003 Free Software Foundation, Inc. + Copyright (C) 2000, 2003, 2004, 2007, 2011 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 @@ -14,31 +14,25 @@ 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; - /* Used by loop copying. */ - basic_block copy; - int duplicated; - - /* These fields are used by bb-reorder pass. */ - int visited; -} *reorder_block_def; - -extern rtx cfg_layout_function_footer; - -extern void cfg_layout_initialize (void); + 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 bool cfg_layout_can_duplicate_bb_p (basic_block); -extern basic_block cfg_layout_duplicate_bb (basic_block, edge); -extern void insn_locators_initialize (void); +extern tree insn_scope (const_rtx); extern void reemit_insn_block_notes (void); -extern void cfg_layout_initialize_rbi (basic_block); +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 */