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1996-09-28
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68 lines
------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- T R E E P R --
-- --
-- S p e c --
-- --
-- $Revision: 1.11 $ --
-- --
-- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
-- --
-- GNAT is free software; you can redistribute it and/or modify it under --
-- terms of the GNU General Public License as published by the Free Soft- --
-- ware Foundation; either version 2, or (at your option) any later ver- --
-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT 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 distributed with GNAT; see file COPYING. If not, write --
-- to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
with Types; use Types;
package Treepr is
-- This package provides printing routines for the abstract syntax tree
-- These routines are intended only for debugging use.
procedure Tree_Dump;
-- This routine is called from the GNAT main program to dump trees as
-- requested by debug options (including tree of Standard if requested).
procedure Print_Tree_Node (N : Node_Id; Label : String := "");
-- Prints a single tree node, without printing descendants. The Label
-- string is used to preface each line of the printed output.
procedure Print_Tree_List (L : List_Id);
-- Prints a single node list, without printing the descendants of any
-- of the nodes in the list
procedure Print_Tree_Elist (E : Elist_Id);
-- Prints a single node list, without printing the descendants of any
-- of the nodes in the list
procedure Print_Node_Subtree (N : Node_Id);
-- Prints the subtree routed at a specified tree node, including all
-- referenced descendants.
procedure Print_List_Subtree (L : List_Id);
-- Prints the subtree consisting of the given node list and all its
-- referenced descendants.
procedure Print_Elist_Subtree (E : Elist_Id);
-- Prints the subtree consisting of the given element list and all its
-- referenced descendants.
procedure PN (N : Node_Id);
-- Debugging procedure (to be called within gdb)
-- same as Print_Tree_Node with Label = ""
procedure PT (N : Node_Id);
-- Debugging procedure (to be called within gdb)
-- same as Print_Node_Subtree
end Treepr;