fpc/compiler/optbase.pas
florian ca8d020231 * some node optimizer stuff cleaned up
git-svn-id: trunk@7104 -
2007-04-15 14:41:00 +00:00

46 lines
1.2 KiB
ObjectPascal

{
Basic node optimizer stuff
Copyright (c) 2007 by Florian Klaempfl
This program 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 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
****************************************************************************
}
unit optbase;
{$i fpcdefs.inc}
interface
uses
globtype;
type
tdfaset = array of byte;
toptinfo = record
{ index of the current node inside the dfa sets, aword(-1) if no entry }
index : aword;
defined_nodes : tdfaset;
used_nodes : tdfaset;
end;
poptinfo = ^toptinfo;
implementation
end.