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 --                                                                          --
  10 --          Copyright (C) 1992-2002 Free Software Foundation, Inc.          --
  11 --                                                                          --
  12 -- GNAT is free software;  you can  redistribute it  and/or modify it under --
  13 -- terms of the  GNU General Public License as published  by the Free Soft- --
  14 -- ware  Foundation;  either version 2,  or (at your option) any later ver- --
  15 -- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
  16 -- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
  17 -- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
  18 -- for  more details.  You should have  received  a copy of the GNU General --
  19 -- Public License  distributed with GNAT;  see file COPYING.  If not, write --
  20 -- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
  21 -- MA 02111-1307, USA.                                                      --
  22 --                                                                          --
  23 -- GNAT was originally developed  by the GNAT team at  New York University. --
  24 -- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
  25 --                                                                          --
  26 ------------------------------------------------------------------------------
  27
  28 with Types; use Types;
  29 package Treepr is
  30
  31 --  This package provides printing routines for the abstract syntax tree
  32 --  These routines are intended only for debugging use.
  33
  34    procedure Tree_Dump;
  35    --  This routine is called from the GNAT main program to dump trees as
  36    --  requested by debug options (including tree of Standard if requested).
  37
  38    procedure Print_Tree_Node (N : Node_Id; Label : String := "");
  39    --  Prints a single tree node, without printing descendants. The Label
  40    --  string is used to preface each line of the printed output.
  41
  42    procedure Print_Tree_List (L : List_Id);
  43    --  Prints a single node list, without printing the descendants of any
  44    --  of the nodes in the list
  45
  46    procedure Print_Tree_Elist (E : Elist_Id);
  47    --  Prints a single node list, without printing the descendants of any
  48    --  of the nodes in the list
  49
  50    procedure Print_Node_Subtree (N : Node_Id);
  51    --  Prints the subtree routed at a specified tree node, including all
  52    --  referenced descendants.
  53
  54    procedure Print_List_Subtree (L : List_Id);
  55    --  Prints the subtree consisting of the given node list and all its
  56    --  referenced descendants.
  57
  58    procedure Print_Elist_Subtree (E : Elist_Id);
  59    --  Prints the subtree consisting of the given element list and all its
  60    --  referenced descendants.
  61
  62    procedure pe (E : Elist_Id);
  63    pragma Export (Ada, pe);
  64    --  Debugging procedure (to be called within gdb)
  65    --  same as Print_Tree_Elist
  66
  67    procedure pl (L : List_Id);
  68    pragma Export (Ada, pl);
  69    --  Debugging procedure (to be called within gdb)
  70    --  same as Print_Tree_List
  71
  72    procedure pn (N : Node_Id);
  73    pragma Export (Ada, pn);
  74    --  Debugging procedure (to be called within gdb)
  75    --  same as Print_Tree_Node with Label = ""
  76
  77    procedure pt (N : Node_Id);
  78    pragma Export (Ada, pt);
  79    --  Debugging procedure (to be called within gdb)
  80    --  same as Print_Node_Subtree
  81
  82 end Treepr;