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