gcc/ada/treepr.ads

   1 ------------------------------------------------------------------------------
   2 --                                                                          --
   3 --                         GNAT COMPILER COMPONENTS                         --
   4 --                                                                          --
   5 --                               T R E E P R                                --
   6 --                                                                          --
   7 --                                 S p e c                                  --
   8 --                                                                          --
   9 --                            $Revision: 1.1.16.1 $
  10 --                                                                          --
  11 --     Copyright (C) 1992,1993,1994,1995 Free Software Foundation, Inc.     --
  12 --                                                                          --
  13 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  14 -- terms of the  GNU General Public License as published  by the Free Soft- --
  15 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  16 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  17 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  18 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  19 -- for  more details.  You should have  received  a copy of the GNU General --
  20 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  21 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  22 -- MA 02111-1307, USA.                                                      --
  23 --                                                                          --
  24 -- GNAT was originally developed  by the GNAT team at  New York University. --
  25 -- Extensive contributions were provided by Ada Core Technologies Inc.      --
  26 --                                                                          --
  27 ------------------------------------------------------------------------------
  28
  29 with Types; use Types;
  30 package Treepr is
  31
  32 --  This package provides printing routines for the abstract syntax tree
  33 --  These routines are intended only for debugging use.
  34
  35    procedure Tree_Dump;
  36    --  This routine is called from the GNAT main program to dump trees as
  37    --  requested by debug options (including tree of Standard if requested).
  38
  39    procedure Print_Tree_Node (N : Node_Id; Label : String := "");
  40    --  Prints a single tree node, without printing descendants. The Label
  41    --  string is used to preface each line of the printed output.
  42
  43    procedure Print_Tree_List (L : List_Id);
  44    --  Prints a single node list, without printing the descendants of any
  45    --  of the nodes in the list
  46
  47    procedure Print_Tree_Elist (E : Elist_Id);
  48    --  Prints a single node list, without printing the descendants of any
  49    --  of the nodes in the list
  50
  51    procedure Print_Node_Subtree (N : Node_Id);
  52    --  Prints the subtree routed at a specified tree node, including all
  53    --  referenced descendants.
  54
  55    procedure Print_List_Subtree (L : List_Id);
  56    --  Prints the subtree consisting of the given node list and all its
  57    --  referenced descendants.
  58
  59    procedure Print_Elist_Subtree (E : Elist_Id);
  60    --  Prints the subtree consisting of the given element list and all its
  61    --  referenced descendants.
  62
  63    procedure PE (E : Elist_Id);
  64    --  Debugging procedure (to be called within gdb)
  65    --  same as Print_Tree_Elist
  66
  67    procedure PL (L : List_Id);
  68    --  Debugging procedure (to be called within gdb)
  69    --  same as Print_Tree_List
  70
  71    procedure PN (N : Node_Id);
  72    --  Debugging procedure (to be called within gdb)
  73    --  same as Print_Tree_Node with Label = ""
  74
  75    procedure PT (N : Node_Id);
  76    --  Debugging procedure (to be called within gdb)
  77    --  same as Print_Node_Subtree
  78
  79 end Treepr;