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100 lines
2.9 KiB
ObjectPascal
100 lines
2.9 KiB
ObjectPascal
{
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$Id$
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Copyright (c) 1998-2000 by Florian Klaempfl
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Converts the old tree nodes into the new OOP nodest
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This unit is necessary to interface the new code generator
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with the old parser
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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****************************************************************************
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}
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unit convtree;
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interface
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uses
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tree;
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function convtree2node(p : ptree) : pnode;
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implementation
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uses
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verbose,nstatmnt,nmem;
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function convtree2node(p : ptree) : pnode;
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function doconv(p : ptree) : pnode;
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var
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node : pnode;
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begin
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if assigned(p) then
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begin
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case p^.treetype of
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blockn:
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node:=new(pblocknode,init(doconv(p^.left)));
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assignn:
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node:=new(passignmentnode,init(doconv(p^.left),
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doconv(p^.right)));
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statementn:
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node:=new(pstatementnode,init(doconv(p^.left),
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doconv(p^.right)));
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loadn:
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node:=new(ploadnode,init(p^.symtableentry,p^.symtable));
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else internalerror(1209993);
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end;
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doconv:=node;
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end
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else
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doconv:=nil;
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end;
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begin
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convtree2node:=doconv(p);
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disposetree(p);
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end;
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end.
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{
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$Log$
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Revision 1.1 2000-07-13 06:30:08 michael
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+ Initial import
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Revision 1.6 2000/01/07 01:14:53 peter
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* updated copyright to 2000
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Revision 1.5 1999/09/14 11:16:09 florian
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* only small updates to work with the current compiler
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Revision 1.4 1999/01/24 22:32:35 florian
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* well, more changes, especially parts of secondload ported
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Revision 1.3 1999/01/23 23:29:47 florian
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* first running version of the new code generator
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* when compiling exceptions under Linux fixed
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Revision 1.2 1999/01/19 10:19:04 florian
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* bug with mul. of dwords fixed, reported by Alexander Stohr
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* some changes to compile with TP
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+ small enhancements for the new code generator
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Revision 1.1 1999/01/13 22:52:37 florian
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+ YES, finally the new code generator is compilable, but it doesn't run yet :(
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} |