fpc/compiler/ncal.pas
2000-09-20 21:52:38 +00:00

119 lines
3.5 KiB
ObjectPascal

{
$Id$
Copyright (c) 1998-2000 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 ncal;
interface
uses
node,symtable;
type
tcallnode = class(tbinarynode)
{ the symbol containing the definition of the procedure }
{ to call }
symtableprocentry : pprocsym;
{ the symtable containing symtableprocentry }
symtableproc : psymtable;
{ the definition of the procedure to call }
procdefinition : pabstractprocdef;
methodpointer : tnode;
{ only the processor specific nodes need to override this }
{ constructor }
constructor create(v : pprocsym;st : psymtable);virtual;
end;
tcallparanode = class(tbinarynode)
hightree : tnode;
{ only the processor specific nodes need to override this }
{ constructor }
constructor create(expr,next : tnode);virtual;
destructor destroy;override;
end;
function gencallparanode(expr,next : tnode) : tnode;
function gencallnode(v : pprocsym;st : psymtable) : tnode;
var
ccallnode : class of tcallnode;
ccallparanode : class of tcallparanode;
implementation
{****************************************************************************
TCALLPARANODE
****************************************************************************}
function gencallparanode(expr,next : tnode) : tnode;
begin
gencallparanode:=ccallparanode.create(expr,next);
end;
constructor tcallparanode.create(expr,next : tnode);
begin
inherited create(callparan,expr,next);
hightree:=nil;
expr.set_file_line(self);
end;
destructor tcallparanode.destroy;
begin
hightree.free;
inherited destroy;
end;
{****************************************************************************
TCALLNODE
****************************************************************************}
function gencallnode(v : pprocsym;st : psymtable) : tnode;
begin
gencallnode:=ccallnode.create(v,st);
end;
constructor tcallnode.create(v : pprocsym;st : psymtable);
begin
inherited create(calln,nil,nil);
symtableprocentry:=v;
symtableproc:=st;
include(flags,nf_return_value_used);
methodpointer:=nil;
procdefinition:=nil;
end;
begin
ccallnode:=tcallnode;
ccallparanode:=tcallparanode;
end.
{
$Log$
Revision 1.2 2000-09-20 21:52:38 florian
* removed a lot of errors
Revision 1.1 2000/09/20 20:52:16 florian
* initial revision
}