1------------------------------------------------------------------------------
2--                                                                          --
3--                         GNAT COMPILER COMPONENTS                         --
4--                                                                          --
5--                              T R E E P R S                               --
6--                                                                          --
7--                             T e m p l a t e                              --
8--                                                                          --
9--          Copyright (C) 1992-2013, Free Software Foundation, Inc.         --
10--                                                                          --
11-- GNAT is free software;  you can  redistribute it  and/or modify it under --
12-- terms of the  GNU General Public License as published  by the Free Soft- --
13-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
14-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
15-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
16-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
17-- for  more details.  You should have  received  a copy of the GNU General --
18-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
19-- http://www.gnu.org/licenses for a complete copy of the license.          --
20--                                                                          --
21-- GNAT was originally developed  by the GNAT team at  New York University. --
22-- Extensive contributions were provided by Ada Core Technologies Inc.      --
23--                                                                          --
24------------------------------------------------------------------------------
25--  This file is a template used as input to the utility program XTreeprs,
26--  which reads this template, and the spec of Sinfo (sinfo.ads) and generates
27--  the spec for the Treeprs package (file treeprs.ads)
28
29--  This package contains the declaration of the string used by the Tree_Print
30--  package. It must be updated whenever the arrangements of the field names
31--  in package Sinfo is changed. The utility program XTREEPRS is used to
32--  do this update correctly using the template treeprs.adt as input.
33
34with Sinfo; use Sinfo;
35
36package Treeprs is
37
38   --------------------------------
39   -- String Data for Node Print --
40   --------------------------------
41
42   --  String data for print out. The Pchars array is a long string with the
43   --  the entry for each node type consisting of a single blank, followed by
44   --  a series of entries, one for each Op or Flag field used for the node.
45   --  Each entry has a single character which identifies the field, followed
46   --  by the synonym name. The starting location for a given node type is
47   --  found from the corresponding entry in the Pchars_Pos_Array.
48
49   --  The following characters identify the field. These are characters which
50   --  could never occur in a field name, so they also mark the end of the
51   --  previous name.
52
53   --  Note the following definitions do not include Flag0. This will have to
54   --  be addressed if we ever need to use Flag0 (it's not currently used).
55
56   subtype Fchar is Character range '#' .. '9';
57
58   F_Field1     : constant Fchar := '#'; -- Character'Val (16#23#)
59   F_Field2     : constant Fchar := '$'; -- Character'Val (16#24#)
60   F_Field3     : constant Fchar := '%'; -- Character'Val (16#25#)
61   F_Field4     : constant Fchar := '&'; -- Character'Val (16#26#)
62   F_Field5     : constant Fchar := '''; -- Character'Val (16#27#)
63   F_Flag1      : constant Fchar := '('; -- Character'Val (16#28#)
64   F_Flag2      : constant Fchar := ')'; -- Character'Val (16#29#)
65   F_Flag3      : constant Fchar := '*'; -- Character'Val (16#2A#)
66   F_Flag4      : constant Fchar := '+'; -- Character'Val (16#2B#)
67   F_Flag5      : constant Fchar := ','; -- Character'Val (16#2C#)
68   F_Flag6      : constant Fchar := '-'; -- Character'Val (16#2D#)
69   F_Flag7      : constant Fchar := '.'; -- Character'Val (16#2E#)
70   F_Flag8      : constant Fchar := '/'; -- Character'Val (16#2F#)
71   F_Flag9      : constant Fchar := '0'; -- Character'Val (16#30#)
72   F_Flag10     : constant Fchar := '1'; -- Character'Val (16#31#)
73   F_Flag11     : constant Fchar := '2'; -- Character'Val (16#32#)
74   F_Flag12     : constant Fchar := '3'; -- Character'Val (16#33#)
75   F_Flag13     : constant Fchar := '4'; -- Character'Val (16#34#)
76   F_Flag14     : constant Fchar := '5'; -- Character'Val (16#35#)
77   F_Flag15     : constant Fchar := '6'; -- Character'Val (16#36#)
78   F_Flag16     : constant Fchar := '7'; -- Character'Val (16#37#)
79   F_Flag17     : constant Fchar := '8'; -- Character'Val (16#38#)
80   F_Flag18     : constant Fchar := '9'; -- Character'Val (16#39#)
81
82   --  Note this table does not include entity field and flags whose access
83   --  functions are in Einfo (these are handled by the Print_Entity_Info
84   --  procedure in Treepr, which uses the routines in Einfo to get the proper
85   --  symbolic information). In addition, the following fields are handled by
86   --  Treepr, and do not appear in the Pchars array:
87
88   --    Analyzed
89   --    Cannot_Be_Constant
90   --    Chars
91   --    Comes_From_Source
92   --    Error_Posted
93   --    Etype
94   --    Is_Controlling_Actual
95   --    Is_Overloaded
96   --    Is_Static_Expression
97   --    Left_Opnd
98   --    Must_Check_Expr
99   --    Must_Not_Freeze
100   --    No_Overflow_Expr
101   --    Paren_Count
102   --    Raises_Constraint_Error
103   --    Right_Opnd
104
105!!TEMPLATE INSERTION POINT
106
107end Treeprs;
108