1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2006, Free Software Foundation, Inc. --
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 2, 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 COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- GNAT was originally developed by the GNAT team at New York University. --
23 -- Extensive contributions were provided by Ada Core Technologies Inc. --
25 ------------------------------------------------------------------------------
27 with Atree; use Atree;
28 with Casing; use Casing;
29 with Csets; use Csets;
30 with Debug; use Debug;
31 with Einfo; use Einfo;
32 with Fname; use Fname;
34 with Namet; use Namet;
35 with Nlists; use Nlists;
37 with Output; use Output;
38 with Rtsfind; use Rtsfind;
39 with Sinfo; use Sinfo;
40 with Sinput; use Sinput;
41 with Sinput.D; use Sinput.D;
42 with Snames; use Snames;
43 with Stand; use Stand;
44 with Stringt; use Stringt;
45 with Uintp; use Uintp;
46 with Uname; use Uname;
47 with Urealp; use Urealp;
49 package body Sprint is
51 Debug_Node : Node_Id := Empty;
52 -- If we are in Debug_Generated_Code mode, then this location is set
53 -- to the current node requiring Sloc fixup, until Set_Debug_Sloc is
54 -- called to set the proper value. The call clears it back to Empty.
56 Debug_Sloc : Source_Ptr;
57 -- Sloc of first byte of line currently being written if we are
58 -- generating a source debug file.
60 Dump_Original_Only : Boolean;
61 -- Set True if the -gnatdo (dump original tree) flag is set
63 Dump_Generated_Only : Boolean;
64 -- Set True if the -gnatG (dump generated tree) debug flag is set
65 -- or for Print_Generated_Code (-gnatG) or Dump_Generated_Code (-gnatD).
67 Dump_Freeze_Null : Boolean;
68 -- Set True if freeze nodes and non-source null statements output
71 -- Number of columns for current line output indentation
73 Indent_Annull_Flag : Boolean := False;
74 -- Set True if subsequent Write_Indent call to be ignored, gets reset
75 -- by this call, so it is only active to suppress a single indent call.
77 Line_Limit : constant := 72;
78 -- Limit value for chopping long lines
80 Freeze_Indent : Int := 0;
81 -- Keep track of freeze indent level (controls blank lines before
82 -- procedures within expression freeze actions)
84 -------------------------------
85 -- Operator Precedence Table --
86 -------------------------------
88 -- This table is used to decide whether a subexpression needs to be
89 -- parenthesized. The rule is that if an operand of an operator (which
90 -- for this purpose includes AND THEN and OR ELSE) is itself an operator
91 -- with a lower precedence than the operator (or equal precedence if
92 -- appearing as the right operand), then parentheses are required.
94 Op_Prec : constant array (N_Subexpr) of Short_Short_Integer :=
127 procedure Sprint_Left_Opnd (N : Node_Id);
128 -- Print left operand of operator, parenthesizing if necessary
130 procedure Sprint_Right_Opnd (N : Node_Id);
131 -- Print right operand of operator, parenthesizing if necessary
133 -----------------------
134 -- Local Subprograms --
135 -----------------------
137 procedure Col_Check (N : Nat);
138 -- Check that at least N characters remain on current line, and if not,
139 -- then start an extra line with two characters extra indentation for
140 -- continuing text on the next line.
142 procedure Indent_Annull;
143 -- Causes following call to Write_Indent to be ignored. This is used when
144 -- a higher level node wants to stop a lower level node from starting a
145 -- new line, when it would otherwise be inclined to do so (e.g. the case
146 -- of an accept statement called from an accept alternative with a guard)
148 procedure Indent_Begin;
149 -- Increase indentation level
151 procedure Indent_End;
152 -- Decrease indentation level
154 procedure Note_Implicit_Run_Time_Call (N : Node_Id);
155 -- N is the Name field of a function call or procedure statement call.
156 -- The effect of the call is to output a $ if the call is identified as
157 -- an implicit call to a run time routine.
159 procedure Print_Debug_Line (S : String);
160 -- Used to print output lines in Debug_Generated_Code mode (this is used
161 -- as the argument for a call to Set_Special_Output in package Output).
163 procedure Process_TFAI_RR_Flags (Nod : Node_Id);
164 -- Given a divide, multiplication or division node, check the flags
165 -- Treat_Fixed_As_Integer and Rounded_Flags, and if set, output the
166 -- appropriate special syntax characters (# and @).
168 procedure Set_Debug_Sloc;
169 -- If Debug_Node is non-empty, this routine sets the appropriate value
170 -- in its Sloc field, from the current location in the debug source file
171 -- that is currently being written. Note that Debug_Node is always empty
172 -- if a debug source file is not being written.
174 procedure Sprint_And_List (List : List_Id);
175 -- Print the given list with items separated by vertical "and"
177 procedure Sprint_Bar_List (List : List_Id);
178 -- Print the given list with items separated by vertical bars
180 procedure Sprint_Node_Actual (Node : Node_Id);
181 -- This routine prints its node argument. It is a lower level routine than
182 -- Sprint_Node, in that it does not bother about rewritten trees.
184 procedure Sprint_Node_Sloc (Node : Node_Id);
185 -- Like Sprint_Node, but in addition, in Debug_Generated_Code mode,
186 -- sets the Sloc of the current debug node to be a copy of the Sloc
187 -- of the sprinted node Node. Note that this is done after printing
188 -- Node, so that the Sloc is the proper updated value for the debug file.
190 procedure Write_Char_Sloc (C : Character);
191 -- Like Write_Char, except that if C is non-blank, Set_Debug_Sloc is
192 -- called to ensure that the current node has a proper Sloc set.
194 procedure Write_Condition_And_Reason (Node : Node_Id);
195 -- Write Condition and Reason codes of Raise_xxx_Error node
197 procedure Write_Discr_Specs (N : Node_Id);
198 -- Ouput discriminant specification for node, which is any of the type
199 -- declarations that can have discriminants.
201 procedure Write_Ekind (E : Entity_Id);
202 -- Write the String corresponding to the Ekind without "E_"
204 procedure Write_Id (N : Node_Id);
205 -- N is a node with a Chars field. This procedure writes the name that
206 -- will be used in the generated code associated with the name. For a
207 -- node with no associated entity, this is simply the Chars field. For
208 -- the case where there is an entity associated with the node, we print
209 -- the name associated with the entity (since it may have been encoded).
210 -- One other special case is that an entity has an active external name
211 -- (i.e. an external name present with no address clause), then this
212 -- external name is output. This procedure also deals with outputting
213 -- declarations of referenced itypes, if not output earlier.
215 function Write_Identifiers (Node : Node_Id) return Boolean;
216 -- Handle node where the grammar has a list of defining identifiers, but
217 -- the tree has a separate declaration for each identifier. Handles the
218 -- printing of the defining identifier, and returns True if the type and
219 -- initialization information is to be printed, False if it is to be
220 -- skipped (the latter case happens when printing defining identifiers
221 -- other than the first in the original tree output case).
223 procedure Write_Implicit_Def (E : Entity_Id);
224 pragma Warnings (Off, Write_Implicit_Def);
225 -- Write the definition of the implicit type E according to its Ekind
226 -- For now a debugging procedure, but might be used in the future.
228 procedure Write_Indent;
229 -- Start a new line and write indentation spacing
231 function Write_Indent_Identifiers (Node : Node_Id) return Boolean;
232 -- Like Write_Identifiers except that each new printed declaration
233 -- is at the start of a new line.
235 function Write_Indent_Identifiers_Sloc (Node : Node_Id) return Boolean;
236 -- Like Write_Indent_Identifiers except that in Debug_Generated_Code
237 -- mode, the Sloc of the current debug node is set to point ot the
238 -- first output identifier.
240 procedure Write_Indent_Str (S : String);
241 -- Start a new line and write indent spacing followed by given string
243 procedure Write_Indent_Str_Sloc (S : String);
244 -- Like Write_Indent_Str, but in addition, in Debug_Generated_Code mode,
245 -- the Sloc of the current node is set to the first non-blank character
248 procedure Write_Itype (Typ : Entity_Id);
249 -- If Typ is an Itype that has not been written yet, write it. If Typ is
250 -- any other kind of entity or tree node, the call is ignored.
252 procedure Write_Name_With_Col_Check (N : Name_Id);
253 -- Write name (using Write_Name) with initial column check, and possible
254 -- initial Write_Indent (to get new line) if current line is too full.
256 procedure Write_Name_With_Col_Check_Sloc (N : Name_Id);
257 -- Like Write_Name_With_Col_Check but in addition, in Debug_Generated_Code
258 -- mode, sets Sloc of current debug node to first character of name.
260 procedure Write_Operator (N : Node_Id; S : String);
261 -- Like Write_Str_Sloc, used for operators, encloses the string in
262 -- characters {} if the Do_Overflow flag is set on the node N.
264 procedure Write_Param_Specs (N : Node_Id);
265 -- Output parameter specifications for node (which is either a function
266 -- or procedure specification with a Parameter_Specifications field)
268 procedure Write_Rewrite_Str (S : String);
269 -- Writes out a string (typically containing <<< or >>>}) for a node
270 -- created by rewriting the tree. Suppressed if we are outputting the
271 -- generated code only, since in this case we don't specially mark nodes
272 -- created by rewriting).
274 procedure Write_Str_Sloc (S : String);
275 -- Like Write_Str, but sets debug Sloc of current debug node to first
276 -- non-blank character if a current debug node is active.
278 procedure Write_Str_With_Col_Check (S : String);
279 -- Write string (using Write_Str) with initial column check, and possible
280 -- initial Write_Indent (to get new line) if current line is too full.
282 procedure Write_Str_With_Col_Check_Sloc (S : String);
283 -- Like Write_Str_WIth_Col_Check, but sets debug Sloc of current debug
284 -- node to first non-blank character if a current debug node is active.
286 procedure Write_Uint_With_Col_Check (U : Uint; Format : UI_Format);
287 -- Write Uint (using UI_Write) with initial column check, and possible
288 -- initial Write_Indent (to get new line) if current line is too full.
289 -- The format parameter determines the output format (see UI_Write).
291 procedure Write_Uint_With_Col_Check_Sloc (U : Uint; Format : UI_Format);
292 -- Write Uint (using UI_Write) with initial column check, and possible
293 -- initial Write_Indent (to get new line) if current line is too full.
294 -- The format parameter determines the output format (see UI_Write).
295 -- In addition, in Debug_Generated_Code mode, sets the current node
296 -- Sloc to the first character of the output value.
298 procedure Write_Ureal_With_Col_Check_Sloc (U : Ureal);
299 -- Write Ureal (using same output format as UR_Write) with column checks
300 -- and a possible initial Write_Indent (to get new line) if current line
301 -- is too full. In addition, in Debug_Generated_Code mode, sets the
302 -- current node Sloc to the first character of the output value.
308 procedure Col_Check (N : Nat) is
310 if N + Column > Line_Limit then
311 Write_Indent_Str (" ");
319 procedure Indent_Annull is
321 Indent_Annull_Flag := True;
328 procedure Indent_Begin is
330 Indent := Indent + 3;
337 procedure Indent_End is
339 Indent := Indent - 3;
342 ---------------------------------
343 -- Note_Implicit_Run_Time_Call --
344 ---------------------------------
346 procedure Note_Implicit_Run_Time_Call (N : Node_Id) is
348 if not Comes_From_Source (N)
349 and then Is_Entity_Name (N)
352 Ent : constant Entity_Id := Entity (N);
354 if not In_Extended_Main_Source_Unit (Ent)
356 Is_Predefined_File_Name
357 (Unit_File_Name (Get_Source_Unit (Ent)))
359 Col_Check (Length_Of_Name (Chars (Ent)));
364 end Note_Implicit_Run_Time_Call;
370 procedure pg (Node : Node_Id) is
372 Dump_Generated_Only := True;
373 Dump_Original_Only := False;
382 procedure po (Node : Node_Id) is
384 Dump_Generated_Only := False;
385 Dump_Original_Only := True;
390 ----------------------
391 -- Print_Debug_Line --
392 ----------------------
394 procedure Print_Debug_Line (S : String) is
396 Write_Debug_Line (S, Debug_Sloc);
397 end Print_Debug_Line;
399 ---------------------------
400 -- Process_TFAI_RR_Flags --
401 ---------------------------
403 procedure Process_TFAI_RR_Flags (Nod : Node_Id) is
405 if Treat_Fixed_As_Integer (Nod) then
409 if Rounded_Result (Nod) then
412 end Process_TFAI_RR_Flags;
418 procedure ps (Node : Node_Id) is
420 Dump_Generated_Only := False;
421 Dump_Original_Only := False;
430 procedure Set_Debug_Sloc is
432 if Present (Debug_Node) then
433 Set_Sloc (Debug_Node, Debug_Sloc + Source_Ptr (Column - 1));
442 procedure Source_Dump is
445 -- Put underline under string we just printed
447 procedure Underline is
448 Col : constant Int := Column;
453 while Col > Column loop
460 -- Start of processing for Tree_Dump
463 Dump_Generated_Only := Debug_Flag_G or
464 Print_Generated_Code or
465 Debug_Generated_Code;
466 Dump_Original_Only := Debug_Flag_O;
467 Dump_Freeze_Null := Debug_Flag_S or Debug_Flag_G;
469 -- Note that we turn off the tree dump flags immediately, before
470 -- starting the dump. This avoids generating two copies of the dump
471 -- if an abort occurs after printing the dump, and more importantly,
472 -- avoids an infinite loop if an abort occurs during the dump.
475 Debug_Flag_Z := False;
478 Write_Str ("Source recreated from tree of Standard (spec)");
480 Sprint_Node (Standard_Package_Node);
485 if Debug_Flag_S or Dump_Generated_Only or Dump_Original_Only then
486 Debug_Flag_G := False;
487 Debug_Flag_O := False;
488 Debug_Flag_S := False;
490 -- Dump requested units
492 for U in Main_Unit .. Last_Unit loop
494 -- Dump all units if -gnatdf set, otherwise we dump only
495 -- the source files that are in the extended main source.
498 or else In_Extended_Main_Source_Unit (Cunit_Entity (U))
500 -- If we are generating debug files, setup to write them
502 if Debug_Generated_Code then
503 Set_Special_Output (Print_Debug_Line'Access);
504 Create_Debug_Source (Source_Index (U), Debug_Sloc);
505 Sprint_Node (Cunit (U));
508 Set_Special_Output (null);
510 -- Normal output to standard output file
513 Write_Str ("Source recreated from tree for ");
514 Write_Unit_Name (Unit_Name (U));
516 Sprint_Node (Cunit (U));
525 ---------------------
526 -- Sprint_And_List --
527 ---------------------
529 procedure Sprint_And_List (List : List_Id) is
532 if Is_Non_Empty_List (List) then
533 Node := First (List);
537 exit when Node = Empty;
543 ---------------------
544 -- Sprint_Bar_List --
545 ---------------------
547 procedure Sprint_Bar_List (List : List_Id) is
550 if Is_Non_Empty_List (List) then
551 Node := First (List);
555 exit when Node = Empty;
561 -----------------------
562 -- Sprint_Comma_List --
563 -----------------------
565 procedure Sprint_Comma_List (List : List_Id) is
569 if Is_Non_Empty_List (List) then
570 Node := First (List);
574 exit when Node = Empty;
576 if not Is_Rewrite_Insertion (Node)
577 or else not Dump_Original_Only
583 end Sprint_Comma_List;
585 --------------------------
586 -- Sprint_Indented_List --
587 --------------------------
589 procedure Sprint_Indented_List (List : List_Id) is
592 Sprint_Node_List (List);
594 end Sprint_Indented_List;
596 ---------------------
597 -- Sprint_Left_Opnd --
598 ---------------------
600 procedure Sprint_Left_Opnd (N : Node_Id) is
601 Opnd : constant Node_Id := Left_Opnd (N);
604 if Paren_Count (Opnd) /= 0
605 or else Op_Prec (Nkind (Opnd)) >= Op_Prec (Nkind (N))
614 end Sprint_Left_Opnd;
620 procedure Sprint_Node (Node : Node_Id) is
622 if Is_Rewrite_Insertion (Node) then
623 if not Dump_Original_Only then
625 -- For special cases of nodes that always output <<< >>>
626 -- do not duplicate the output at this point.
628 if Nkind (Node) = N_Freeze_Entity
629 or else Nkind (Node) = N_Implicit_Label_Declaration
631 Sprint_Node_Actual (Node);
633 -- Normal case where <<< >>> may be required
636 Write_Rewrite_Str ("<<<");
637 Sprint_Node_Actual (Node);
638 Write_Rewrite_Str (">>>");
642 elsif Is_Rewrite_Substitution (Node) then
644 -- Case of dump generated only
646 if Dump_Generated_Only then
647 Sprint_Node_Actual (Node);
649 -- Case of dump original only
651 elsif Dump_Original_Only then
652 Sprint_Node_Actual (Original_Node (Node));
654 -- Case of both being dumped
657 Sprint_Node_Actual (Original_Node (Node));
658 Write_Rewrite_Str ("<<<");
659 Sprint_Node_Actual (Node);
660 Write_Rewrite_Str (">>>");
664 Sprint_Node_Actual (Node);
668 ------------------------
669 -- Sprint_Node_Actual --
670 ------------------------
672 procedure Sprint_Node_Actual (Node : Node_Id) is
673 Save_Debug_Node : constant Node_Id := Debug_Node;
680 for J in 1 .. Paren_Count (Node) loop
681 Write_Str_With_Col_Check ("(");
684 -- Setup node for Sloc fixup if writing a debug source file. Note
685 -- that we take care of any previous node not yet properly set.
687 if Debug_Generated_Code then
691 if Nkind (Node) in N_Subexpr
692 and then Do_Range_Check (Node)
694 Write_Str_With_Col_Check ("{");
697 -- Select print circuit based on node kind
701 when N_Abort_Statement =>
702 Write_Indent_Str_Sloc ("abort ");
703 Sprint_Comma_List (Names (Node));
706 when N_Abortable_Part =>
708 Write_Str_Sloc ("abort ");
709 Sprint_Indented_List (Statements (Node));
711 when N_Abstract_Subprogram_Declaration =>
713 Sprint_Node (Specification (Node));
714 Write_Str_With_Col_Check (" is ");
715 Write_Str_Sloc ("abstract;");
717 when N_Accept_Alternative =>
718 Sprint_Node_List (Pragmas_Before (Node));
720 if Present (Condition (Node)) then
721 Write_Indent_Str ("when ");
722 Sprint_Node (Condition (Node));
727 Sprint_Node_Sloc (Accept_Statement (Node));
728 Sprint_Node_List (Statements (Node));
730 when N_Accept_Statement =>
731 Write_Indent_Str_Sloc ("accept ");
732 Write_Id (Entry_Direct_Name (Node));
734 if Present (Entry_Index (Node)) then
735 Write_Str_With_Col_Check (" (");
736 Sprint_Node (Entry_Index (Node));
740 Write_Param_Specs (Node);
742 if Present (Handled_Statement_Sequence (Node)) then
743 Write_Str_With_Col_Check (" do");
744 Sprint_Node (Handled_Statement_Sequence (Node));
745 Write_Indent_Str ("end ");
746 Write_Id (Entry_Direct_Name (Node));
751 when N_Access_Definition =>
755 if Present (Access_To_Subprogram_Definition (Node)) then
756 Sprint_Node (Access_To_Subprogram_Definition (Node));
760 if Null_Exclusion_Present (Node) then
761 Write_Str ("not null ");
764 Write_Str_With_Col_Check_Sloc ("access ");
766 if All_Present (Node) then
768 elsif Constant_Present (Node) then
769 Write_Str ("constant ");
772 Sprint_Node (Subtype_Mark (Node));
775 when N_Access_Function_Definition =>
779 if Null_Exclusion_Present (Node) then
780 Write_Str ("not null ");
783 Write_Str_With_Col_Check_Sloc ("access ");
785 if Protected_Present (Node) then
786 Write_Str_With_Col_Check ("protected ");
789 Write_Str_With_Col_Check ("function");
790 Write_Param_Specs (Node);
791 Write_Str_With_Col_Check (" return ");
792 Sprint_Node (Result_Definition (Node));
794 when N_Access_Procedure_Definition =>
798 if Null_Exclusion_Present (Node) then
799 Write_Str ("not null ");
802 Write_Str_With_Col_Check_Sloc ("access ");
804 if Protected_Present (Node) then
805 Write_Str_With_Col_Check ("protected ");
808 Write_Str_With_Col_Check ("procedure");
809 Write_Param_Specs (Node);
811 when N_Access_To_Object_Definition =>
812 Write_Str_With_Col_Check_Sloc ("access ");
814 if All_Present (Node) then
815 Write_Str_With_Col_Check ("all ");
816 elsif Constant_Present (Node) then
817 Write_Str_With_Col_Check ("constant ");
822 if Null_Exclusion_Present (Node) then
823 Write_Str ("not null ");
826 Sprint_Node (Subtype_Indication (Node));
829 if Null_Record_Present (Node) then
830 Write_Str_With_Col_Check_Sloc ("(null record)");
833 Write_Str_With_Col_Check_Sloc ("(");
835 if Present (Expressions (Node)) then
836 Sprint_Comma_List (Expressions (Node));
838 if Present (Component_Associations (Node)) then
843 if Present (Component_Associations (Node)) then
850 Nd := First (Component_Associations (Node));
858 if not Is_Rewrite_Insertion (Nd)
859 or else not Dump_Original_Only
873 Write_Str_With_Col_Check_Sloc ("new ");
877 if Null_Exclusion_Present (Node) then
878 Write_Str ("not null ");
881 Sprint_Node (Expression (Node));
883 if Present (Storage_Pool (Node)) then
884 Write_Str_With_Col_Check ("[storage_pool = ");
885 Sprint_Node (Storage_Pool (Node));
890 Sprint_Left_Opnd (Node);
891 Write_Str_Sloc (" and then ");
892 Sprint_Right_Opnd (Node);
895 Write_Indent_Str_Sloc ("for ");
896 Write_Id (Identifier (Node));
897 Write_Str_With_Col_Check (" use at ");
898 Sprint_Node (Expression (Node));
901 when N_Assignment_Statement =>
903 Sprint_Node (Name (Node));
904 Write_Str_Sloc (" := ");
905 Sprint_Node (Expression (Node));
908 when N_Asynchronous_Select =>
909 Write_Indent_Str_Sloc ("select");
911 Sprint_Node (Triggering_Alternative (Node));
914 -- Note: let the printing of Abortable_Part handle outputting
915 -- the ABORT keyword, so that the Slco can be set correctly.
917 Write_Indent_Str ("then ");
918 Sprint_Node (Abortable_Part (Node));
919 Write_Indent_Str ("end select;");
921 when N_Attribute_Definition_Clause =>
922 Write_Indent_Str_Sloc ("for ");
923 Sprint_Node (Name (Node));
925 Write_Name_With_Col_Check (Chars (Node));
926 Write_Str_With_Col_Check (" use ");
927 Sprint_Node (Expression (Node));
930 when N_Attribute_Reference =>
931 if Is_Procedure_Attribute_Name (Attribute_Name (Node)) then
935 Sprint_Node (Prefix (Node));
936 Write_Char_Sloc (''');
937 Write_Name_With_Col_Check (Attribute_Name (Node));
938 Sprint_Paren_Comma_List (Expressions (Node));
940 if Is_Procedure_Attribute_Name (Attribute_Name (Node)) then
944 when N_Block_Statement =>
947 if Present (Identifier (Node))
948 and then (not Has_Created_Identifier (Node)
949 or else not Dump_Original_Only)
951 Write_Rewrite_Str ("<<<");
952 Write_Id (Identifier (Node));
954 Write_Rewrite_Str (">>>");
957 if Present (Declarations (Node)) then
958 Write_Str_With_Col_Check_Sloc ("declare");
959 Sprint_Indented_List (Declarations (Node));
963 Write_Str_With_Col_Check_Sloc ("begin");
964 Sprint_Node (Handled_Statement_Sequence (Node));
965 Write_Indent_Str ("end");
967 if Present (Identifier (Node))
968 and then (not Has_Created_Identifier (Node)
969 or else not Dump_Original_Only)
971 Write_Rewrite_Str ("<<<");
973 Write_Id (Identifier (Node));
974 Write_Rewrite_Str (">>>");
979 when N_Case_Statement =>
980 Write_Indent_Str_Sloc ("case ");
981 Sprint_Node (Expression (Node));
983 Sprint_Indented_List (Alternatives (Node));
984 Write_Indent_Str ("end case;");
986 when N_Case_Statement_Alternative =>
987 Write_Indent_Str_Sloc ("when ");
988 Sprint_Bar_List (Discrete_Choices (Node));
990 Sprint_Indented_List (Statements (Node));
992 when N_Character_Literal =>
994 Write_Indent_Str (" ");
997 Write_Char_Sloc (''');
998 Write_Char_Code (UI_To_CC (Char_Literal_Value (Node)));
1001 when N_Code_Statement =>
1004 Sprint_Node (Expression (Node));
1007 when N_Compilation_Unit =>
1008 Sprint_Node_List (Context_Items (Node));
1009 Sprint_Opt_Node_List (Declarations (Aux_Decls_Node (Node)));
1011 if Private_Present (Node) then
1012 Write_Indent_Str ("private ");
1016 Sprint_Node_Sloc (Unit (Node));
1018 if Present (Actions (Aux_Decls_Node (Node)))
1020 Present (Pragmas_After (Aux_Decls_Node (Node)))
1025 Sprint_Opt_Node_List (Actions (Aux_Decls_Node (Node)));
1026 Sprint_Opt_Node_List (Pragmas_After (Aux_Decls_Node (Node)));
1028 when N_Compilation_Unit_Aux =>
1029 null; -- nothing to do, never used, see above
1031 when N_Component_Association =>
1033 Sprint_Bar_List (Choices (Node));
1036 -- Ada 2005 (AI-287): Print the box if present
1038 if Box_Present (Node) then
1039 Write_Str_With_Col_Check ("<>");
1041 Sprint_Node (Expression (Node));
1044 when N_Component_Clause =>
1046 Sprint_Node (Component_Name (Node));
1047 Write_Str_Sloc (" at ");
1048 Sprint_Node (Position (Node));
1050 Write_Str_With_Col_Check ("range ");
1051 Sprint_Node (First_Bit (Node));
1053 Sprint_Node (Last_Bit (Node));
1056 when N_Component_Definition =>
1059 -- Ada 2005 (AI-230): Access definition components
1061 if Present (Access_Definition (Node)) then
1062 Sprint_Node (Access_Definition (Node));
1064 elsif Present (Subtype_Indication (Node)) then
1065 if Aliased_Present (Node) then
1066 Write_Str_With_Col_Check ("aliased ");
1069 -- Ada 2005 (AI-231)
1071 if Null_Exclusion_Present (Node) then
1072 Write_Str (" not null ");
1075 Sprint_Node (Subtype_Indication (Node));
1078 Write_Str (" ??? ");
1081 when N_Component_Declaration =>
1082 if Write_Indent_Identifiers_Sloc (Node) then
1084 Sprint_Node (Component_Definition (Node));
1086 if Present (Expression (Node)) then
1088 Sprint_Node (Expression (Node));
1094 when N_Component_List =>
1095 if Null_Present (Node) then
1097 Write_Indent_Str_Sloc ("null");
1103 Sprint_Indented_List (Component_Items (Node));
1104 Sprint_Node (Variant_Part (Node));
1107 when N_Conditional_Entry_Call =>
1108 Write_Indent_Str_Sloc ("select");
1110 Sprint_Node (Entry_Call_Alternative (Node));
1112 Write_Indent_Str ("else");
1113 Sprint_Indented_List (Else_Statements (Node));
1114 Write_Indent_Str ("end select;");
1116 when N_Conditional_Expression =>
1118 Condition : constant Node_Id := First (Expressions (Node));
1119 Then_Expr : constant Node_Id := Next (Condition);
1120 Else_Expr : constant Node_Id := Next (Then_Expr);
1122 Write_Str_With_Col_Check_Sloc ("(if ");
1123 Sprint_Node (Condition);
1124 Write_Str_With_Col_Check (" then ");
1125 Sprint_Node (Then_Expr);
1126 Write_Str_With_Col_Check (" else ");
1127 Sprint_Node (Else_Expr);
1131 when N_Constrained_Array_Definition =>
1132 Write_Str_With_Col_Check_Sloc ("array ");
1133 Sprint_Paren_Comma_List (Discrete_Subtype_Definitions (Node));
1136 Sprint_Node (Component_Definition (Node));
1138 when N_Decimal_Fixed_Point_Definition =>
1139 Write_Str_With_Col_Check_Sloc (" delta ");
1140 Sprint_Node (Delta_Expression (Node));
1141 Write_Str_With_Col_Check ("digits ");
1142 Sprint_Node (Digits_Expression (Node));
1143 Sprint_Opt_Node (Real_Range_Specification (Node));
1145 when N_Defining_Character_Literal =>
1146 Write_Name_With_Col_Check_Sloc (Chars (Node));
1148 when N_Defining_Identifier =>
1152 when N_Defining_Operator_Symbol =>
1153 Write_Name_With_Col_Check_Sloc (Chars (Node));
1155 when N_Defining_Program_Unit_Name =>
1157 Sprint_Node (Name (Node));
1159 Write_Id (Defining_Identifier (Node));
1161 when N_Delay_Alternative =>
1162 Sprint_Node_List (Pragmas_Before (Node));
1164 if Present (Condition (Node)) then
1166 Write_Str_With_Col_Check ("when ");
1167 Sprint_Node (Condition (Node));
1172 Sprint_Node_Sloc (Delay_Statement (Node));
1173 Sprint_Node_List (Statements (Node));
1175 when N_Delay_Relative_Statement =>
1176 Write_Indent_Str_Sloc ("delay ");
1177 Sprint_Node (Expression (Node));
1180 when N_Delay_Until_Statement =>
1181 Write_Indent_Str_Sloc ("delay until ");
1182 Sprint_Node (Expression (Node));
1185 when N_Delta_Constraint =>
1186 Write_Str_With_Col_Check_Sloc ("delta ");
1187 Sprint_Node (Delta_Expression (Node));
1188 Sprint_Opt_Node (Range_Constraint (Node));
1190 when N_Derived_Type_Definition =>
1191 if Abstract_Present (Node) then
1192 Write_Str_With_Col_Check ("abstract ");
1195 Write_Str_With_Col_Check_Sloc ("new ");
1197 -- Ada 2005 (AI-231)
1199 if Null_Exclusion_Present (Node) then
1200 Write_Str_With_Col_Check ("not null ");
1203 Sprint_Node (Subtype_Indication (Node));
1205 if Present (Interface_List (Node)) then
1206 Sprint_And_List (Interface_List (Node));
1207 Write_Str_With_Col_Check (" with ");
1210 if Present (Record_Extension_Part (Node)) then
1211 if No (Interface_List (Node)) then
1212 Write_Str_With_Col_Check (" with ");
1215 Sprint_Node (Record_Extension_Part (Node));
1218 when N_Designator =>
1219 Sprint_Node (Name (Node));
1220 Write_Char_Sloc ('.');
1221 Write_Id (Identifier (Node));
1223 when N_Digits_Constraint =>
1224 Write_Str_With_Col_Check_Sloc ("digits ");
1225 Sprint_Node (Digits_Expression (Node));
1226 Sprint_Opt_Node (Range_Constraint (Node));
1228 when N_Discriminant_Association =>
1231 if Present (Selector_Names (Node)) then
1232 Sprint_Bar_List (Selector_Names (Node));
1237 Sprint_Node (Expression (Node));
1239 when N_Discriminant_Specification =>
1242 if Write_Identifiers (Node) then
1245 if Null_Exclusion_Present (Node) then
1246 Write_Str ("not null ");
1249 Sprint_Node (Discriminant_Type (Node));
1251 if Present (Expression (Node)) then
1253 Sprint_Node (Expression (Node));
1259 when N_Elsif_Part =>
1260 Write_Indent_Str_Sloc ("elsif ");
1261 Sprint_Node (Condition (Node));
1262 Write_Str_With_Col_Check (" then");
1263 Sprint_Indented_List (Then_Statements (Node));
1268 when N_Entry_Body =>
1269 Write_Indent_Str_Sloc ("entry ");
1270 Write_Id (Defining_Identifier (Node));
1271 Sprint_Node (Entry_Body_Formal_Part (Node));
1272 Write_Str_With_Col_Check (" is");
1273 Sprint_Indented_List (Declarations (Node));
1274 Write_Indent_Str ("begin");
1275 Sprint_Node (Handled_Statement_Sequence (Node));
1276 Write_Indent_Str ("end ");
1277 Write_Id (Defining_Identifier (Node));
1280 when N_Entry_Body_Formal_Part =>
1281 if Present (Entry_Index_Specification (Node)) then
1282 Write_Str_With_Col_Check_Sloc (" (");
1283 Sprint_Node (Entry_Index_Specification (Node));
1287 Write_Param_Specs (Node);
1288 Write_Str_With_Col_Check_Sloc (" when ");
1289 Sprint_Node (Condition (Node));
1291 when N_Entry_Call_Alternative =>
1292 Sprint_Node_List (Pragmas_Before (Node));
1293 Sprint_Node_Sloc (Entry_Call_Statement (Node));
1294 Sprint_Node_List (Statements (Node));
1296 when N_Entry_Call_Statement =>
1298 Sprint_Node_Sloc (Name (Node));
1299 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
1302 when N_Entry_Declaration =>
1303 Write_Indent_Str_Sloc ("entry ");
1304 Write_Id (Defining_Identifier (Node));
1306 if Present (Discrete_Subtype_Definition (Node)) then
1307 Write_Str_With_Col_Check (" (");
1308 Sprint_Node (Discrete_Subtype_Definition (Node));
1312 Write_Param_Specs (Node);
1315 when N_Entry_Index_Specification =>
1316 Write_Str_With_Col_Check_Sloc ("for ");
1317 Write_Id (Defining_Identifier (Node));
1318 Write_Str_With_Col_Check (" in ");
1319 Sprint_Node (Discrete_Subtype_Definition (Node));
1321 when N_Enumeration_Representation_Clause =>
1322 Write_Indent_Str_Sloc ("for ");
1323 Write_Id (Identifier (Node));
1324 Write_Str_With_Col_Check (" use ");
1325 Sprint_Node (Array_Aggregate (Node));
1328 when N_Enumeration_Type_Definition =>
1331 -- Skip attempt to print Literals field if it's not there and
1332 -- we are in package Standard (case of Character, which is
1333 -- handled specially (without an explicit literals list).
1335 if Sloc (Node) > Standard_Location
1336 or else Present (Literals (Node))
1338 Sprint_Paren_Comma_List (Literals (Node));
1342 Write_Str_With_Col_Check_Sloc ("<error>");
1344 when N_Exception_Declaration =>
1345 if Write_Indent_Identifiers (Node) then
1346 Write_Str_With_Col_Check (" : ");
1347 Write_Str_Sloc ("exception;");
1350 when N_Exception_Handler =>
1351 Write_Indent_Str_Sloc ("when ");
1353 if Present (Choice_Parameter (Node)) then
1354 Sprint_Node (Choice_Parameter (Node));
1358 Sprint_Bar_List (Exception_Choices (Node));
1360 Sprint_Indented_List (Statements (Node));
1362 when N_Exception_Renaming_Declaration =>
1365 Sprint_Node (Defining_Identifier (Node));
1366 Write_Str_With_Col_Check (" : exception renames ");
1367 Sprint_Node (Name (Node));
1370 when N_Exit_Statement =>
1371 Write_Indent_Str_Sloc ("exit");
1372 Sprint_Opt_Node (Name (Node));
1374 if Present (Condition (Node)) then
1375 Write_Str_With_Col_Check (" when ");
1376 Sprint_Node (Condition (Node));
1381 when N_Expanded_Name =>
1382 Sprint_Node (Prefix (Node));
1383 Write_Char_Sloc ('.');
1384 Sprint_Node (Selector_Name (Node));
1386 when N_Explicit_Dereference =>
1387 Sprint_Node (Prefix (Node));
1388 Write_Char_Sloc ('.');
1389 Write_Str_Sloc ("all");
1391 when N_Extension_Aggregate =>
1392 Write_Str_With_Col_Check_Sloc ("(");
1393 Sprint_Node (Ancestor_Part (Node));
1394 Write_Str_With_Col_Check (" with ");
1396 if Null_Record_Present (Node) then
1397 Write_Str_With_Col_Check ("null record");
1399 if Present (Expressions (Node)) then
1400 Sprint_Comma_List (Expressions (Node));
1402 if Present (Component_Associations (Node)) then
1407 if Present (Component_Associations (Node)) then
1408 Sprint_Comma_List (Component_Associations (Node));
1414 when N_Floating_Point_Definition =>
1415 Write_Str_With_Col_Check_Sloc ("digits ");
1416 Sprint_Node (Digits_Expression (Node));
1417 Sprint_Opt_Node (Real_Range_Specification (Node));
1419 when N_Formal_Decimal_Fixed_Point_Definition =>
1420 Write_Str_With_Col_Check_Sloc ("delta <> digits <>");
1422 when N_Formal_Derived_Type_Definition =>
1423 Write_Str_With_Col_Check_Sloc ("new ");
1424 Sprint_Node (Subtype_Mark (Node));
1426 if Private_Present (Node) then
1427 Write_Str_With_Col_Check (" with private");
1430 when N_Formal_Abstract_Subprogram_Declaration =>
1431 Write_Indent_Str_Sloc ("with ");
1432 Sprint_Node (Specification (Node));
1434 Write_Str_With_Col_Check (" is abstract");
1436 if Box_Present (Node) then
1437 Write_Str_With_Col_Check (" <>");
1438 elsif Present (Default_Name (Node)) then
1439 Write_Str_With_Col_Check (" ");
1440 Sprint_Node (Default_Name (Node));
1445 when N_Formal_Concrete_Subprogram_Declaration =>
1446 Write_Indent_Str_Sloc ("with ");
1447 Sprint_Node (Specification (Node));
1449 if Box_Present (Node) then
1450 Write_Str_With_Col_Check (" is <>");
1451 elsif Present (Default_Name (Node)) then
1452 Write_Str_With_Col_Check (" is ");
1453 Sprint_Node (Default_Name (Node));
1458 when N_Formal_Discrete_Type_Definition =>
1459 Write_Str_With_Col_Check_Sloc ("<>");
1461 when N_Formal_Floating_Point_Definition =>
1462 Write_Str_With_Col_Check_Sloc ("digits <>");
1464 when N_Formal_Modular_Type_Definition =>
1465 Write_Str_With_Col_Check_Sloc ("mod <>");
1467 when N_Formal_Object_Declaration =>
1470 if Write_Indent_Identifiers (Node) then
1473 if In_Present (Node) then
1474 Write_Str_With_Col_Check ("in ");
1477 if Out_Present (Node) then
1478 Write_Str_With_Col_Check ("out ");
1481 Sprint_Node (Subtype_Mark (Node));
1483 if Present (Expression (Node)) then
1485 Sprint_Node (Expression (Node));
1491 when N_Formal_Ordinary_Fixed_Point_Definition =>
1492 Write_Str_With_Col_Check_Sloc ("delta <>");
1494 when N_Formal_Package_Declaration =>
1495 Write_Indent_Str_Sloc ("with package ");
1496 Write_Id (Defining_Identifier (Node));
1497 Write_Str_With_Col_Check (" is new ");
1498 Sprint_Node (Name (Node));
1499 Write_Str_With_Col_Check (" (<>);");
1501 when N_Formal_Private_Type_Definition =>
1502 if Abstract_Present (Node) then
1503 Write_Str_With_Col_Check ("abstract ");
1506 if Tagged_Present (Node) then
1507 Write_Str_With_Col_Check ("tagged ");
1510 if Limited_Present (Node) then
1511 Write_Str_With_Col_Check ("limited ");
1514 Write_Str_With_Col_Check_Sloc ("private");
1516 when N_Formal_Signed_Integer_Type_Definition =>
1517 Write_Str_With_Col_Check_Sloc ("range <>");
1519 when N_Formal_Type_Declaration =>
1520 Write_Indent_Str_Sloc ("type ");
1521 Write_Id (Defining_Identifier (Node));
1523 if Present (Discriminant_Specifications (Node)) then
1524 Write_Discr_Specs (Node);
1525 elsif Unknown_Discriminants_Present (Node) then
1526 Write_Str_With_Col_Check ("(<>)");
1529 Write_Str_With_Col_Check (" is ");
1530 Sprint_Node (Formal_Type_Definition (Node));
1533 when N_Free_Statement =>
1534 Write_Indent_Str_Sloc ("free ");
1535 Sprint_Node (Expression (Node));
1538 when N_Freeze_Entity =>
1539 if Dump_Original_Only then
1542 elsif Present (Actions (Node)) or else Dump_Freeze_Null then
1544 Write_Rewrite_Str ("<<<");
1545 Write_Str_With_Col_Check_Sloc ("freeze ");
1546 Write_Id (Entity (Node));
1549 if No (Actions (Node)) then
1553 Freeze_Indent := Freeze_Indent + 1;
1554 Sprint_Indented_List (Actions (Node));
1555 Freeze_Indent := Freeze_Indent - 1;
1556 Write_Indent_Str ("]");
1559 Write_Rewrite_Str (">>>");
1562 when N_Full_Type_Declaration =>
1563 Write_Indent_Str_Sloc ("type ");
1564 Write_Id (Defining_Identifier (Node));
1565 Write_Discr_Specs (Node);
1566 Write_Str_With_Col_Check (" is ");
1567 Sprint_Node (Type_Definition (Node));
1570 when N_Function_Call =>
1572 Note_Implicit_Run_Time_Call (Name (Node));
1573 Sprint_Node (Name (Node));
1574 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
1576 when N_Function_Instantiation =>
1577 Write_Indent_Str_Sloc ("function ");
1578 Sprint_Node (Defining_Unit_Name (Node));
1579 Write_Str_With_Col_Check (" is new ");
1580 Sprint_Node (Name (Node));
1581 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
1584 when N_Function_Specification =>
1585 Write_Str_With_Col_Check_Sloc ("function ");
1586 Sprint_Node (Defining_Unit_Name (Node));
1587 Write_Param_Specs (Node);
1588 Write_Str_With_Col_Check (" return ");
1590 -- Ada 2005 (AI-231)
1592 if Nkind (Result_Definition (Node)) /= N_Access_Definition
1593 and then Null_Exclusion_Present (Node)
1595 Write_Str (" not null ");
1598 Sprint_Node (Result_Definition (Node));
1600 when N_Generic_Association =>
1603 if Present (Selector_Name (Node)) then
1604 Sprint_Node (Selector_Name (Node));
1608 Sprint_Node (Explicit_Generic_Actual_Parameter (Node));
1610 when N_Generic_Function_Renaming_Declaration =>
1611 Write_Indent_Str_Sloc ("generic function ");
1612 Sprint_Node (Defining_Unit_Name (Node));
1613 Write_Str_With_Col_Check (" renames ");
1614 Sprint_Node (Name (Node));
1617 when N_Generic_Package_Declaration =>
1619 Write_Indent_Str_Sloc ("generic ");
1620 Sprint_Indented_List (Generic_Formal_Declarations (Node));
1622 Sprint_Node (Specification (Node));
1625 when N_Generic_Package_Renaming_Declaration =>
1626 Write_Indent_Str_Sloc ("generic package ");
1627 Sprint_Node (Defining_Unit_Name (Node));
1628 Write_Str_With_Col_Check (" renames ");
1629 Sprint_Node (Name (Node));
1632 when N_Generic_Procedure_Renaming_Declaration =>
1633 Write_Indent_Str_Sloc ("generic procedure ");
1634 Sprint_Node (Defining_Unit_Name (Node));
1635 Write_Str_With_Col_Check (" renames ");
1636 Sprint_Node (Name (Node));
1639 when N_Generic_Subprogram_Declaration =>
1641 Write_Indent_Str_Sloc ("generic ");
1642 Sprint_Indented_List (Generic_Formal_Declarations (Node));
1644 Sprint_Node (Specification (Node));
1647 when N_Goto_Statement =>
1648 Write_Indent_Str_Sloc ("goto ");
1649 Sprint_Node (Name (Node));
1652 if Nkind (Next (Node)) = N_Label then
1656 when N_Handled_Sequence_Of_Statements =>
1658 Sprint_Indented_List (Statements (Node));
1660 if Present (Exception_Handlers (Node)) then
1661 Write_Indent_Str ("exception");
1663 Sprint_Node_List (Exception_Handlers (Node));
1667 if Present (At_End_Proc (Node)) then
1668 Write_Indent_Str ("at end");
1671 Sprint_Node (At_End_Proc (Node));
1676 when N_Identifier =>
1680 when N_If_Statement =>
1681 Write_Indent_Str_Sloc ("if ");
1682 Sprint_Node (Condition (Node));
1683 Write_Str_With_Col_Check (" then");
1684 Sprint_Indented_List (Then_Statements (Node));
1685 Sprint_Opt_Node_List (Elsif_Parts (Node));
1687 if Present (Else_Statements (Node)) then
1688 Write_Indent_Str ("else");
1689 Sprint_Indented_List (Else_Statements (Node));
1692 Write_Indent_Str ("end if;");
1694 when N_Implicit_Label_Declaration =>
1695 if not Dump_Original_Only then
1697 Write_Rewrite_Str ("<<<");
1699 Write_Id (Defining_Identifier (Node));
1701 Write_Str_With_Col_Check ("label");
1702 Write_Rewrite_Str (">>>");
1706 Sprint_Left_Opnd (Node);
1707 Write_Str_Sloc (" in ");
1708 Sprint_Right_Opnd (Node);
1710 when N_Incomplete_Type_Declaration =>
1711 Write_Indent_Str_Sloc ("type ");
1712 Write_Id (Defining_Identifier (Node));
1714 if Present (Discriminant_Specifications (Node)) then
1715 Write_Discr_Specs (Node);
1716 elsif Unknown_Discriminants_Present (Node) then
1717 Write_Str_With_Col_Check ("(<>)");
1722 when N_Index_Or_Discriminant_Constraint =>
1724 Sprint_Paren_Comma_List (Constraints (Node));
1726 when N_Indexed_Component =>
1727 Sprint_Node_Sloc (Prefix (Node));
1728 Sprint_Opt_Paren_Comma_List (Expressions (Node));
1730 when N_Integer_Literal =>
1731 if Print_In_Hex (Node) then
1732 Write_Uint_With_Col_Check_Sloc (Intval (Node), Hex);
1734 Write_Uint_With_Col_Check_Sloc (Intval (Node), Auto);
1737 when N_Iteration_Scheme =>
1738 if Present (Condition (Node)) then
1739 Write_Str_With_Col_Check_Sloc ("while ");
1740 Sprint_Node (Condition (Node));
1742 Write_Str_With_Col_Check_Sloc ("for ");
1743 Sprint_Node (Loop_Parameter_Specification (Node));
1748 when N_Itype_Reference =>
1749 Write_Indent_Str_Sloc ("reference ");
1750 Write_Id (Itype (Node));
1753 Write_Indent_Str_Sloc ("<<");
1754 Write_Id (Identifier (Node));
1757 when N_Loop_Parameter_Specification =>
1759 Write_Id (Defining_Identifier (Node));
1760 Write_Str_With_Col_Check (" in ");
1762 if Reverse_Present (Node) then
1763 Write_Str_With_Col_Check ("reverse ");
1766 Sprint_Node (Discrete_Subtype_Definition (Node));
1768 when N_Loop_Statement =>
1771 if Present (Identifier (Node))
1772 and then (not Has_Created_Identifier (Node)
1773 or else not Dump_Original_Only)
1775 Write_Rewrite_Str ("<<<");
1776 Write_Id (Identifier (Node));
1778 Write_Rewrite_Str (">>>");
1779 Sprint_Node (Iteration_Scheme (Node));
1780 Write_Str_With_Col_Check_Sloc ("loop");
1781 Sprint_Indented_List (Statements (Node));
1782 Write_Indent_Str ("end loop ");
1783 Write_Rewrite_Str ("<<<");
1784 Write_Id (Identifier (Node));
1785 Write_Rewrite_Str (">>>");
1789 Sprint_Node (Iteration_Scheme (Node));
1790 Write_Str_With_Col_Check_Sloc ("loop");
1791 Sprint_Indented_List (Statements (Node));
1792 Write_Indent_Str ("end loop;");
1795 when N_Mod_Clause =>
1796 Sprint_Node_List (Pragmas_Before (Node));
1797 Write_Str_With_Col_Check_Sloc ("at mod ");
1798 Sprint_Node (Expression (Node));
1800 when N_Modular_Type_Definition =>
1801 Write_Str_With_Col_Check_Sloc ("mod ");
1802 Sprint_Node (Expression (Node));
1805 Sprint_Left_Opnd (Node);
1806 Write_Str_Sloc (" not in ");
1807 Sprint_Right_Opnd (Node);
1810 Write_Str_With_Col_Check_Sloc ("null");
1812 when N_Null_Statement =>
1813 if Comes_From_Source (Node)
1814 or else Dump_Freeze_Null
1815 or else not Is_List_Member (Node)
1816 or else (No (Prev (Node)) and then No (Next (Node)))
1818 Write_Indent_Str_Sloc ("null;");
1821 when N_Number_Declaration =>
1824 if Write_Indent_Identifiers (Node) then
1825 Write_Str_With_Col_Check (" : constant ");
1827 Sprint_Node (Expression (Node));
1831 when N_Object_Declaration =>
1834 if Write_Indent_Identifiers (Node) then
1837 if Aliased_Present (Node) then
1838 Write_Str_With_Col_Check ("aliased ");
1841 if Constant_Present (Node) then
1842 Write_Str_With_Col_Check ("constant ");
1845 -- Ada 2005 (AI-231)
1847 if Null_Exclusion_Present (Node) then
1848 Write_Str_With_Col_Check ("not null ");
1851 Sprint_Node (Object_Definition (Node));
1853 if Present (Expression (Node)) then
1855 Sprint_Node (Expression (Node));
1861 when N_Object_Renaming_Declaration =>
1864 Sprint_Node (Defining_Identifier (Node));
1867 -- Ada 2005 (AI-230): Access renamings
1869 if Present (Access_Definition (Node)) then
1870 Sprint_Node (Access_Definition (Node));
1872 elsif Present (Subtype_Mark (Node)) then
1873 Sprint_Node (Subtype_Mark (Node));
1876 Write_Str (" ??? ");
1879 Write_Str_With_Col_Check (" renames ");
1880 Sprint_Node (Name (Node));
1884 Write_Operator (Node, "abs ");
1885 Sprint_Right_Opnd (Node);
1888 Sprint_Left_Opnd (Node);
1889 Write_Operator (Node, " + ");
1890 Sprint_Right_Opnd (Node);
1893 Sprint_Left_Opnd (Node);
1894 Write_Operator (Node, " and ");
1895 Sprint_Right_Opnd (Node);
1898 Sprint_Left_Opnd (Node);
1899 Write_Operator (Node, " & ");
1900 Sprint_Right_Opnd (Node);
1903 Sprint_Left_Opnd (Node);
1905 Process_TFAI_RR_Flags (Node);
1906 Write_Operator (Node, "/ ");
1907 Sprint_Right_Opnd (Node);
1910 Sprint_Left_Opnd (Node);
1911 Write_Operator (Node, " = ");
1912 Sprint_Right_Opnd (Node);
1915 Sprint_Left_Opnd (Node);
1916 Write_Operator (Node, " ** ");
1917 Sprint_Right_Opnd (Node);
1920 Sprint_Left_Opnd (Node);
1921 Write_Operator (Node, " >= ");
1922 Sprint_Right_Opnd (Node);
1925 Sprint_Left_Opnd (Node);
1926 Write_Operator (Node, " > ");
1927 Sprint_Right_Opnd (Node);
1930 Sprint_Left_Opnd (Node);
1931 Write_Operator (Node, " <= ");
1932 Sprint_Right_Opnd (Node);
1935 Sprint_Left_Opnd (Node);
1936 Write_Operator (Node, " < ");
1937 Sprint_Right_Opnd (Node);
1940 Write_Operator (Node, "-");
1941 Sprint_Right_Opnd (Node);
1944 Sprint_Left_Opnd (Node);
1946 if Treat_Fixed_As_Integer (Node) then
1950 Write_Operator (Node, " mod ");
1951 Sprint_Right_Opnd (Node);
1953 when N_Op_Multiply =>
1954 Sprint_Left_Opnd (Node);
1956 Process_TFAI_RR_Flags (Node);
1957 Write_Operator (Node, "* ");
1958 Sprint_Right_Opnd (Node);
1961 Sprint_Left_Opnd (Node);
1962 Write_Operator (Node, " /= ");
1963 Sprint_Right_Opnd (Node);
1966 Write_Operator (Node, "not ");
1967 Sprint_Right_Opnd (Node);
1970 Sprint_Left_Opnd (Node);
1971 Write_Operator (Node, " or ");
1972 Sprint_Right_Opnd (Node);
1975 Write_Operator (Node, "+");
1976 Sprint_Right_Opnd (Node);
1979 Sprint_Left_Opnd (Node);
1981 if Treat_Fixed_As_Integer (Node) then
1985 Write_Operator (Node, " rem ");
1986 Sprint_Right_Opnd (Node);
1992 Write_Str_With_Col_Check ("(");
1993 Sprint_Node (Left_Opnd (Node));
1995 Sprint_Node (Right_Opnd (Node));
1998 when N_Op_Subtract =>
1999 Sprint_Left_Opnd (Node);
2000 Write_Operator (Node, " - ");
2001 Sprint_Right_Opnd (Node);
2004 Sprint_Left_Opnd (Node);
2005 Write_Operator (Node, " xor ");
2006 Sprint_Right_Opnd (Node);
2008 when N_Operator_Symbol =>
2009 Write_Name_With_Col_Check_Sloc (Chars (Node));
2011 when N_Ordinary_Fixed_Point_Definition =>
2012 Write_Str_With_Col_Check_Sloc ("delta ");
2013 Sprint_Node (Delta_Expression (Node));
2014 Sprint_Opt_Node (Real_Range_Specification (Node));
2017 Sprint_Left_Opnd (Node);
2018 Write_Str_Sloc (" or else ");
2019 Sprint_Right_Opnd (Node);
2021 when N_Others_Choice =>
2022 if All_Others (Node) then
2023 Write_Str_With_Col_Check ("all ");
2026 Write_Str_With_Col_Check_Sloc ("others");
2028 when N_Package_Body =>
2030 Write_Indent_Str_Sloc ("package body ");
2031 Sprint_Node (Defining_Unit_Name (Node));
2033 Sprint_Indented_List (Declarations (Node));
2035 if Present (Handled_Statement_Sequence (Node)) then
2036 Write_Indent_Str ("begin");
2037 Sprint_Node (Handled_Statement_Sequence (Node));
2040 Write_Indent_Str ("end ");
2041 Sprint_Node (Defining_Unit_Name (Node));
2044 when N_Package_Body_Stub =>
2045 Write_Indent_Str_Sloc ("package body ");
2046 Sprint_Node (Defining_Identifier (Node));
2047 Write_Str_With_Col_Check (" is separate;");
2049 when N_Package_Declaration =>
2052 Sprint_Node_Sloc (Specification (Node));
2055 when N_Package_Instantiation =>
2057 Write_Indent_Str_Sloc ("package ");
2058 Sprint_Node (Defining_Unit_Name (Node));
2059 Write_Str (" is new ");
2060 Sprint_Node (Name (Node));
2061 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
2064 when N_Package_Renaming_Declaration =>
2065 Write_Indent_Str_Sloc ("package ");
2066 Sprint_Node (Defining_Unit_Name (Node));
2067 Write_Str_With_Col_Check (" renames ");
2068 Sprint_Node (Name (Node));
2071 when N_Package_Specification =>
2072 Write_Str_With_Col_Check_Sloc ("package ");
2073 Sprint_Node (Defining_Unit_Name (Node));
2075 Sprint_Indented_List (Visible_Declarations (Node));
2077 if Present (Private_Declarations (Node)) then
2078 Write_Indent_Str ("private");
2079 Sprint_Indented_List (Private_Declarations (Node));
2082 Write_Indent_Str ("end ");
2083 Sprint_Node (Defining_Unit_Name (Node));
2085 when N_Parameter_Association =>
2086 Sprint_Node_Sloc (Selector_Name (Node));
2088 Sprint_Node (Explicit_Actual_Parameter (Node));
2090 when N_Parameter_Specification =>
2093 if Write_Identifiers (Node) then
2096 if In_Present (Node) then
2097 Write_Str_With_Col_Check ("in ");
2100 if Out_Present (Node) then
2101 Write_Str_With_Col_Check ("out ");
2104 -- Ada 2005 (AI-231)
2106 if Null_Exclusion_Present (Node) then
2107 Write_Str ("not null ");
2110 Sprint_Node (Parameter_Type (Node));
2112 if Present (Expression (Node)) then
2114 Sprint_Node (Expression (Node));
2121 Write_Indent_Str_Sloc ("pragma ");
2122 Write_Name_With_Col_Check (Chars (Node));
2124 if Present (Pragma_Argument_Associations (Node)) then
2125 Sprint_Opt_Paren_Comma_List
2126 (Pragma_Argument_Associations (Node));
2131 when N_Pragma_Argument_Association =>
2134 if Chars (Node) /= No_Name then
2135 Write_Name_With_Col_Check (Chars (Node));
2139 Sprint_Node (Expression (Node));
2141 when N_Private_Type_Declaration =>
2142 Write_Indent_Str_Sloc ("type ");
2143 Write_Id (Defining_Identifier (Node));
2145 if Present (Discriminant_Specifications (Node)) then
2146 Write_Discr_Specs (Node);
2147 elsif Unknown_Discriminants_Present (Node) then
2148 Write_Str_With_Col_Check ("(<>)");
2153 if Tagged_Present (Node) then
2154 Write_Str_With_Col_Check ("tagged ");
2157 if Limited_Present (Node) then
2158 Write_Str_With_Col_Check ("limited ");
2161 Write_Str_With_Col_Check ("private;");
2163 when N_Private_Extension_Declaration =>
2164 Write_Indent_Str_Sloc ("type ");
2165 Write_Id (Defining_Identifier (Node));
2167 if Present (Discriminant_Specifications (Node)) then
2168 Write_Discr_Specs (Node);
2169 elsif Unknown_Discriminants_Present (Node) then
2170 Write_Str_With_Col_Check ("(<>)");
2173 Write_Str_With_Col_Check (" is new ");
2174 Sprint_Node (Subtype_Indication (Node));
2175 Write_Str_With_Col_Check (" with private;");
2177 when N_Procedure_Call_Statement =>
2180 Note_Implicit_Run_Time_Call (Name (Node));
2181 Sprint_Node (Name (Node));
2182 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
2185 when N_Procedure_Instantiation =>
2186 Write_Indent_Str_Sloc ("procedure ");
2187 Sprint_Node (Defining_Unit_Name (Node));
2188 Write_Str_With_Col_Check (" is new ");
2189 Sprint_Node (Name (Node));
2190 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
2193 when N_Procedure_Specification =>
2194 Write_Str_With_Col_Check_Sloc ("procedure ");
2195 Sprint_Node (Defining_Unit_Name (Node));
2196 Write_Param_Specs (Node);
2198 when N_Protected_Body =>
2199 Write_Indent_Str_Sloc ("protected body ");
2200 Write_Id (Defining_Identifier (Node));
2202 Sprint_Indented_List (Declarations (Node));
2203 Write_Indent_Str ("end ");
2204 Write_Id (Defining_Identifier (Node));
2207 when N_Protected_Body_Stub =>
2208 Write_Indent_Str_Sloc ("protected body ");
2209 Write_Id (Defining_Identifier (Node));
2210 Write_Str_With_Col_Check (" is separate;");
2212 when N_Protected_Definition =>
2214 Sprint_Indented_List (Visible_Declarations (Node));
2216 if Present (Private_Declarations (Node)) then
2217 Write_Indent_Str ("private");
2218 Sprint_Indented_List (Private_Declarations (Node));
2221 Write_Indent_Str ("end ");
2223 when N_Protected_Type_Declaration =>
2224 Write_Indent_Str_Sloc ("protected type ");
2225 Write_Id (Defining_Identifier (Node));
2226 Write_Discr_Specs (Node);
2228 if Present (Interface_List (Node)) then
2229 Write_Str (" is new ");
2230 Sprint_And_List (Interface_List (Node));
2231 Write_Str (" with ");
2236 Sprint_Node (Protected_Definition (Node));
2237 Write_Id (Defining_Identifier (Node));
2240 when N_Qualified_Expression =>
2241 Sprint_Node (Subtype_Mark (Node));
2242 Write_Char_Sloc (''');
2244 -- Print expression, make sure we have at least one level of
2245 -- parentheses around the expression. For cases of qualified
2246 -- expressions in the source, this is always the case, but
2247 -- for generated qualifications, there may be no explicit
2248 -- parentheses present.
2250 if Paren_Count (Expression (Node)) /= 0 then
2251 Sprint_Node (Expression (Node));
2254 Sprint_Node (Expression (Node));
2258 when N_Raise_Constraint_Error =>
2260 -- This node can be used either as a subexpression or as a
2261 -- statement form. The following test is a reasonably reliable
2262 -- way to distinguish the two cases.
2264 if Is_List_Member (Node)
2265 and then Nkind (Parent (Node)) not in N_Subexpr
2270 Write_Str_With_Col_Check_Sloc ("[constraint_error");
2271 Write_Condition_And_Reason (Node);
2273 when N_Raise_Program_Error =>
2275 -- This node can be used either as a subexpression or as a
2276 -- statement form. The following test is a reasonably reliable
2277 -- way to distinguish the two cases.
2279 if Is_List_Member (Node)
2280 and then Nkind (Parent (Node)) not in N_Subexpr
2285 Write_Str_With_Col_Check_Sloc ("[program_error");
2286 Write_Condition_And_Reason (Node);
2288 when N_Raise_Storage_Error =>
2290 -- This node can be used either as a subexpression or as a
2291 -- statement form. The following test is a reasonably reliable
2292 -- way to distinguish the two cases.
2294 if Is_List_Member (Node)
2295 and then Nkind (Parent (Node)) not in N_Subexpr
2300 Write_Str_With_Col_Check_Sloc ("[storage_error");
2301 Write_Condition_And_Reason (Node);
2303 when N_Raise_Statement =>
2304 Write_Indent_Str_Sloc ("raise ");
2305 Sprint_Node (Name (Node));
2309 Sprint_Node (Low_Bound (Node));
2310 Write_Str_Sloc (" .. ");
2311 Sprint_Node (High_Bound (Node));
2313 when N_Range_Constraint =>
2314 Write_Str_With_Col_Check_Sloc ("range ");
2315 Sprint_Node (Range_Expression (Node));
2317 when N_Real_Literal =>
2318 Write_Ureal_With_Col_Check_Sloc (Realval (Node));
2320 when N_Real_Range_Specification =>
2321 Write_Str_With_Col_Check_Sloc ("range ");
2322 Sprint_Node (Low_Bound (Node));
2324 Sprint_Node (High_Bound (Node));
2326 when N_Record_Definition =>
2327 if Abstract_Present (Node) then
2328 Write_Str_With_Col_Check ("abstract ");
2331 if Tagged_Present (Node) then
2332 Write_Str_With_Col_Check ("tagged ");
2335 if Limited_Present (Node) then
2336 Write_Str_With_Col_Check ("limited ");
2339 if Null_Present (Node) then
2340 Write_Str_With_Col_Check_Sloc ("null record");
2343 Write_Str_With_Col_Check_Sloc ("record");
2344 Sprint_Node (Component_List (Node));
2345 Write_Indent_Str ("end record");
2348 when N_Record_Representation_Clause =>
2349 Write_Indent_Str_Sloc ("for ");
2350 Sprint_Node (Identifier (Node));
2351 Write_Str_With_Col_Check (" use record ");
2353 if Present (Mod_Clause (Node)) then
2354 Sprint_Node (Mod_Clause (Node));
2357 Sprint_Indented_List (Component_Clauses (Node));
2358 Write_Indent_Str ("end record;");
2361 Sprint_Node (Prefix (Node));
2362 Write_Str_With_Col_Check_Sloc ("'reference");
2364 when N_Requeue_Statement =>
2365 Write_Indent_Str_Sloc ("requeue ");
2366 Sprint_Node (Name (Node));
2368 if Abort_Present (Node) then
2369 Write_Str_With_Col_Check (" with abort");
2374 when N_Return_Statement =>
2375 if Present (Expression (Node)) then
2376 Write_Indent_Str_Sloc ("return ");
2377 Sprint_Node (Expression (Node));
2380 Write_Indent_Str_Sloc ("return;");
2383 when N_Selective_Accept =>
2384 Write_Indent_Str_Sloc ("select");
2389 Alt_Node := First (Select_Alternatives (Node));
2392 Sprint_Node (Alt_Node);
2395 exit when No (Alt_Node);
2396 Write_Indent_Str ("or");
2400 if Present (Else_Statements (Node)) then
2401 Write_Indent_Str ("else");
2402 Sprint_Indented_List (Else_Statements (Node));
2405 Write_Indent_Str ("end select;");
2407 when N_Signed_Integer_Type_Definition =>
2408 Write_Str_With_Col_Check_Sloc ("range ");
2409 Sprint_Node (Low_Bound (Node));
2411 Sprint_Node (High_Bound (Node));
2413 when N_Single_Protected_Declaration =>
2414 Write_Indent_Str_Sloc ("protected ");
2415 Write_Id (Defining_Identifier (Node));
2417 Sprint_Node (Protected_Definition (Node));
2418 Write_Id (Defining_Identifier (Node));
2421 when N_Single_Task_Declaration =>
2422 Write_Indent_Str_Sloc ("task ");
2423 Write_Id (Defining_Identifier (Node));
2425 if Present (Task_Definition (Node)) then
2427 Sprint_Node (Task_Definition (Node));
2428 Write_Id (Defining_Identifier (Node));
2433 when N_Selected_Component =>
2434 Sprint_Node (Prefix (Node));
2435 Write_Char_Sloc ('.');
2436 Sprint_Node (Selector_Name (Node));
2440 Sprint_Node (Prefix (Node));
2441 Write_Str_With_Col_Check (" (");
2442 Sprint_Node (Discrete_Range (Node));
2445 when N_String_Literal =>
2446 if String_Length (Strval (Node)) + Column > 75 then
2447 Write_Indent_Str (" ");
2451 Write_String_Table_Entry (Strval (Node));
2453 when N_Subprogram_Body =>
2454 if Freeze_Indent = 0 then
2459 Sprint_Node_Sloc (Specification (Node));
2462 Sprint_Indented_List (Declarations (Node));
2463 Write_Indent_Str ("begin");
2464 Sprint_Node (Handled_Statement_Sequence (Node));
2466 Write_Indent_Str ("end ");
2467 Sprint_Node (Defining_Unit_Name (Specification (Node)));
2470 if Is_List_Member (Node)
2471 and then Present (Next (Node))
2472 and then Nkind (Next (Node)) /= N_Subprogram_Body
2477 when N_Subprogram_Body_Stub =>
2479 Sprint_Node_Sloc (Specification (Node));
2480 Write_Str_With_Col_Check (" is separate;");
2482 when N_Subprogram_Declaration =>
2484 Sprint_Node_Sloc (Specification (Node));
2486 if Nkind (Specification (Node)) = N_Procedure_Specification
2487 and then Null_Present (Specification (Node))
2489 Write_Str_With_Col_Check (" is null");
2494 when N_Subprogram_Info =>
2495 Sprint_Node (Identifier (Node));
2496 Write_Str_With_Col_Check_Sloc ("'subprogram_info");
2498 when N_Subprogram_Renaming_Declaration =>
2500 Sprint_Node (Specification (Node));
2501 Write_Str_With_Col_Check_Sloc (" renames ");
2502 Sprint_Node (Name (Node));
2505 when N_Subtype_Declaration =>
2506 Write_Indent_Str_Sloc ("subtype ");
2507 Write_Id (Defining_Identifier (Node));
2510 -- Ada 2005 (AI-231)
2512 if Null_Exclusion_Present (Node) then
2513 Write_Str ("not null ");
2516 Sprint_Node (Subtype_Indication (Node));
2519 when N_Subtype_Indication =>
2520 Sprint_Node_Sloc (Subtype_Mark (Node));
2522 Sprint_Node (Constraint (Node));
2525 Write_Indent_Str_Sloc ("separate (");
2526 Sprint_Node (Name (Node));
2529 Sprint_Node (Proper_Body (Node));
2532 Write_Indent_Str_Sloc ("task body ");
2533 Write_Id (Defining_Identifier (Node));
2535 Sprint_Indented_List (Declarations (Node));
2536 Write_Indent_Str ("begin");
2537 Sprint_Node (Handled_Statement_Sequence (Node));
2538 Write_Indent_Str ("end ");
2539 Write_Id (Defining_Identifier (Node));
2542 when N_Task_Body_Stub =>
2543 Write_Indent_Str_Sloc ("task body ");
2544 Write_Id (Defining_Identifier (Node));
2545 Write_Str_With_Col_Check (" is separate;");
2547 when N_Task_Definition =>
2549 Sprint_Indented_List (Visible_Declarations (Node));
2551 if Present (Private_Declarations (Node)) then
2552 Write_Indent_Str ("private");
2553 Sprint_Indented_List (Private_Declarations (Node));
2556 Write_Indent_Str ("end ");
2558 when N_Task_Type_Declaration =>
2559 Write_Indent_Str_Sloc ("task type ");
2560 Write_Id (Defining_Identifier (Node));
2561 Write_Discr_Specs (Node);
2563 if Present (Interface_List (Node)) then
2564 Write_Str (" is new ");
2565 Sprint_And_List (Interface_List (Node));
2568 if Present (Task_Definition (Node)) then
2569 if No (Interface_List (Node)) then
2572 Write_Str (" with ");
2575 Sprint_Node (Task_Definition (Node));
2576 Write_Id (Defining_Identifier (Node));
2581 when N_Terminate_Alternative =>
2582 Sprint_Node_List (Pragmas_Before (Node));
2586 if Present (Condition (Node)) then
2587 Write_Str_With_Col_Check ("when ");
2588 Sprint_Node (Condition (Node));
2592 Write_Str_With_Col_Check_Sloc ("terminate;");
2593 Sprint_Node_List (Pragmas_After (Node));
2595 when N_Timed_Entry_Call =>
2596 Write_Indent_Str_Sloc ("select");
2598 Sprint_Node (Entry_Call_Alternative (Node));
2600 Write_Indent_Str ("or");
2602 Sprint_Node (Delay_Alternative (Node));
2604 Write_Indent_Str ("end select;");
2606 when N_Triggering_Alternative =>
2607 Sprint_Node_List (Pragmas_Before (Node));
2608 Sprint_Node_Sloc (Triggering_Statement (Node));
2609 Sprint_Node_List (Statements (Node));
2611 when N_Type_Conversion =>
2613 Sprint_Node (Subtype_Mark (Node));
2616 if Conversion_OK (Node) then
2620 if Float_Truncate (Node) then
2624 if Rounded_Result (Node) then
2629 Sprint_Node (Expression (Node));
2632 when N_Unchecked_Expression =>
2635 Sprint_Node_Sloc (Expression (Node));
2638 when N_Unchecked_Type_Conversion =>
2639 Sprint_Node (Subtype_Mark (Node));
2641 Write_Str_With_Col_Check ("(");
2642 Sprint_Node_Sloc (Expression (Node));
2645 when N_Unconstrained_Array_Definition =>
2646 Write_Str_With_Col_Check_Sloc ("array (");
2651 Node1 := First (Subtype_Marks (Node));
2653 Sprint_Node (Node1);
2654 Write_Str_With_Col_Check (" range <>");
2656 exit when Node1 = Empty;
2661 Write_Str (") of ");
2662 Sprint_Node (Component_Definition (Node));
2664 when N_Unused_At_Start | N_Unused_At_End =>
2665 Write_Indent_Str ("***** Error, unused node encountered *****");
2668 when N_Use_Package_Clause =>
2669 Write_Indent_Str_Sloc ("use ");
2670 Sprint_Comma_List (Names (Node));
2673 when N_Use_Type_Clause =>
2674 Write_Indent_Str_Sloc ("use type ");
2675 Sprint_Comma_List (Subtype_Marks (Node));
2678 when N_Validate_Unchecked_Conversion =>
2679 Write_Indent_Str_Sloc ("validate unchecked_conversion (");
2680 Sprint_Node (Source_Type (Node));
2682 Sprint_Node (Target_Type (Node));
2686 Write_Indent_Str_Sloc ("when ");
2687 Sprint_Bar_List (Discrete_Choices (Node));
2689 Sprint_Node (Component_List (Node));
2691 when N_Variant_Part =>
2693 Write_Indent_Str_Sloc ("case ");
2694 Sprint_Node (Name (Node));
2696 Sprint_Indented_List (Variants (Node));
2697 Write_Indent_Str ("end case");
2700 when N_With_Clause =>
2702 -- Special test, if we are dumping the original tree only,
2703 -- then we want to eliminate the bogus with clauses that
2704 -- correspond to the non-existent children of Text_IO.
2706 if Dump_Original_Only
2707 and then Is_Text_IO_Kludge_Unit (Name (Node))
2711 -- Normal case, output the with clause
2714 if First_Name (Node) or else not Dump_Original_Only then
2716 -- Ada 2005 (AI-50217): Print limited with_clauses
2718 if Private_Present (Node) and Limited_Present (Node) then
2719 Write_Indent_Str ("limited private with ");
2721 elsif Private_Present (Node) then
2722 Write_Indent_Str ("private with ");
2724 elsif Limited_Present (Node) then
2725 Write_Indent_Str ("limited with ");
2728 Write_Indent_Str ("with ");
2735 Sprint_Node_Sloc (Name (Node));
2737 if Last_Name (Node) or else not Dump_Original_Only then
2742 when N_With_Type_Clause =>
2743 Write_Indent_Str ("with type ");
2744 Sprint_Node_Sloc (Name (Node));
2746 if Tagged_Present (Node) then
2747 Write_Str (" is tagged;");
2749 Write_Str (" is access;");
2754 if Nkind (Node) in N_Subexpr
2755 and then Do_Range_Check (Node)
2760 for J in 1 .. Paren_Count (Node) loop
2764 pragma Assert (No (Debug_Node));
2765 Debug_Node := Save_Debug_Node;
2766 end Sprint_Node_Actual;
2768 ----------------------
2769 -- Sprint_Node_List --
2770 ----------------------
2772 procedure Sprint_Node_List (List : List_Id) is
2776 if Is_Non_Empty_List (List) then
2777 Node := First (List);
2782 exit when Node = Empty;
2785 end Sprint_Node_List;
2787 ----------------------
2788 -- Sprint_Node_Sloc --
2789 ----------------------
2791 procedure Sprint_Node_Sloc (Node : Node_Id) is
2795 if Present (Debug_Node) then
2796 Set_Sloc (Debug_Node, Sloc (Node));
2797 Debug_Node := Empty;
2799 end Sprint_Node_Sloc;
2801 ---------------------
2802 -- Sprint_Opt_Node --
2803 ---------------------
2805 procedure Sprint_Opt_Node (Node : Node_Id) is
2807 if Present (Node) then
2811 end Sprint_Opt_Node;
2813 --------------------------
2814 -- Sprint_Opt_Node_List --
2815 --------------------------
2817 procedure Sprint_Opt_Node_List (List : List_Id) is
2819 if Present (List) then
2820 Sprint_Node_List (List);
2822 end Sprint_Opt_Node_List;
2824 ---------------------------------
2825 -- Sprint_Opt_Paren_Comma_List --
2826 ---------------------------------
2828 procedure Sprint_Opt_Paren_Comma_List (List : List_Id) is
2830 if Is_Non_Empty_List (List) then
2832 Sprint_Paren_Comma_List (List);
2834 end Sprint_Opt_Paren_Comma_List;
2836 -----------------------------
2837 -- Sprint_Paren_Comma_List --
2838 -----------------------------
2840 procedure Sprint_Paren_Comma_List (List : List_Id) is
2842 Node_Exists : Boolean := False;
2846 if Is_Non_Empty_List (List) then
2848 if Dump_Original_Only then
2850 while Present (N) loop
2851 if not Is_Rewrite_Insertion (N) then
2852 Node_Exists := True;
2859 if not Node_Exists then
2864 Write_Str_With_Col_Check ("(");
2865 Sprint_Comma_List (List);
2868 end Sprint_Paren_Comma_List;
2870 ----------------------
2871 -- Sprint_Right_Opnd --
2872 ----------------------
2874 procedure Sprint_Right_Opnd (N : Node_Id) is
2875 Opnd : constant Node_Id := Right_Opnd (N);
2878 if Paren_Count (Opnd) /= 0
2879 or else Op_Prec (Nkind (Opnd)) > Op_Prec (Nkind (N))
2888 end Sprint_Right_Opnd;
2890 ---------------------
2891 -- Write_Char_Sloc --
2892 ---------------------
2894 procedure Write_Char_Sloc (C : Character) is
2896 if Debug_Generated_Code and then C /= ' ' then
2901 end Write_Char_Sloc;
2903 --------------------------------
2904 -- Write_Condition_And_Reason --
2905 --------------------------------
2907 procedure Write_Condition_And_Reason (Node : Node_Id) is
2908 Image : constant String := RT_Exception_Code'Image
2909 (RT_Exception_Code'Val
2910 (UI_To_Int (Reason (Node))));
2913 if Present (Condition (Node)) then
2914 Write_Str_With_Col_Check (" when ");
2915 Sprint_Node (Condition (Node));
2920 for J in 4 .. Image'Last loop
2921 if Image (J) = '_' then
2924 Write_Char (Fold_Lower (Image (J)));
2929 end Write_Condition_And_Reason;
2931 -----------------------
2932 -- Write_Discr_Specs --
2933 -----------------------
2935 procedure Write_Discr_Specs (N : Node_Id) is
2940 Specs := Discriminant_Specifications (N);
2942 if Present (Specs) then
2943 Write_Str_With_Col_Check (" (");
2944 Spec := First (Specs);
2949 exit when Spec = Empty;
2951 -- Add semicolon, unless we are printing original tree and the
2952 -- next specification is part of a list (but not the first
2953 -- element of that list)
2955 if not Dump_Original_Only or else not Prev_Ids (Spec) then
2962 end Write_Discr_Specs;
2968 procedure Write_Ekind (E : Entity_Id) is
2969 S : constant String := Entity_Kind'Image (Ekind (E));
2972 Name_Len := S'Length;
2973 Name_Buffer (1 .. Name_Len) := S;
2974 Set_Casing (Mixed_Case);
2975 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
2982 procedure Write_Id (N : Node_Id) is
2984 -- Deal with outputting Itype
2986 -- Note: if we are printing the full tree with -gnatds, then we may
2987 -- end up picking up the Associated_Node link from a generic template
2988 -- here which overlaps the Entity field, but as documented, Write_Itype
2989 -- is defended against junk calls.
2991 if Nkind (N) in N_Entity then
2993 elsif Nkind (N) in N_Has_Entity then
2994 Write_Itype (Entity (N));
2997 -- Case of a defining identifier
2999 if Nkind (N) = N_Defining_Identifier then
3001 -- If defining identifier has an interface name (and no
3002 -- address clause), then we output the interface name.
3004 if (Is_Imported (N) or else Is_Exported (N))
3005 and then Present (Interface_Name (N))
3006 and then No (Address_Clause (N))
3008 String_To_Name_Buffer (Strval (Interface_Name (N)));
3009 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
3011 -- If no interface name (or inactive because there was
3012 -- an address clause), then just output the Chars name.
3015 Write_Name_With_Col_Check (Chars (N));
3018 -- Case of selector of an expanded name where the expanded name
3019 -- has an associated entity, output this entity.
3021 elsif Nkind (Parent (N)) = N_Expanded_Name
3022 and then Selector_Name (Parent (N)) = N
3023 and then Present (Entity (Parent (N)))
3025 Write_Id (Entity (Parent (N)));
3027 -- For any other node with an associated entity, output it
3029 elsif Nkind (N) in N_Has_Entity
3030 and then Present (Entity_Or_Associated_Node (N))
3031 and then Nkind (Entity_Or_Associated_Node (N)) in N_Entity
3033 Write_Id (Entity (N));
3035 -- All other cases, we just print the Chars field
3038 Write_Name_With_Col_Check (Chars (N));
3042 -----------------------
3043 -- Write_Identifiers --
3044 -----------------------
3046 function Write_Identifiers (Node : Node_Id) return Boolean is
3048 Sprint_Node (Defining_Identifier (Node));
3050 -- The remainder of the declaration must be printed unless we are
3051 -- printing the original tree and this is not the last identifier
3054 not Dump_Original_Only or else not More_Ids (Node);
3056 end Write_Identifiers;
3058 ------------------------
3059 -- Write_Implicit_Def --
3060 ------------------------
3062 procedure Write_Implicit_Def (E : Entity_Id) is
3067 when E_Array_Subtype =>
3068 Write_Str_With_Col_Check ("subtype ");
3070 Write_Str_With_Col_Check (" is ");
3071 Write_Id (Base_Type (E));
3072 Write_Str_With_Col_Check (" (");
3074 Ind := First_Index (E);
3075 while Present (Ind) loop
3079 if Present (Ind) then
3086 when E_Signed_Integer_Subtype | E_Enumeration_Subtype =>
3087 Write_Str_With_Col_Check ("subtype ");
3090 Write_Id (Etype (E));
3091 Write_Str_With_Col_Check (" range ");
3092 Sprint_Node (Scalar_Range (E));
3096 Write_Str_With_Col_Check ("type ");
3098 Write_Str_With_Col_Check (" is <");
3103 end Write_Implicit_Def;
3109 procedure Write_Indent is
3111 if Indent_Annull_Flag then
3112 Indent_Annull_Flag := False;
3116 for J in 1 .. Indent loop
3122 ------------------------------
3123 -- Write_Indent_Identifiers --
3124 ------------------------------
3126 function Write_Indent_Identifiers (Node : Node_Id) return Boolean is
3128 -- We need to start a new line for every node, except in the case
3129 -- where we are printing the original tree and this is not the first
3130 -- defining identifier in the list.
3132 if not Dump_Original_Only or else not Prev_Ids (Node) then
3135 -- If printing original tree and this is not the first defining
3136 -- identifier in the list, then the previous call to this procedure
3137 -- printed only the name, and we add a comma to separate the names.
3143 Sprint_Node (Defining_Identifier (Node));
3145 -- The remainder of the declaration must be printed unless we are
3146 -- printing the original tree and this is not the last identifier
3149 not Dump_Original_Only or else not More_Ids (Node);
3151 end Write_Indent_Identifiers;
3153 -----------------------------------
3154 -- Write_Indent_Identifiers_Sloc --
3155 -----------------------------------
3157 function Write_Indent_Identifiers_Sloc (Node : Node_Id) return Boolean is
3159 -- We need to start a new line for every node, except in the case
3160 -- where we are printing the original tree and this is not the first
3161 -- defining identifier in the list.
3163 if not Dump_Original_Only or else not Prev_Ids (Node) then
3166 -- If printing original tree and this is not the first defining
3167 -- identifier in the list, then the previous call to this procedure
3168 -- printed only the name, and we add a comma to separate the names.
3175 Sprint_Node (Defining_Identifier (Node));
3177 -- The remainder of the declaration must be printed unless we are
3178 -- printing the original tree and this is not the last identifier
3181 not Dump_Original_Only or else not More_Ids (Node);
3183 end Write_Indent_Identifiers_Sloc;
3185 ----------------------
3186 -- Write_Indent_Str --
3187 ----------------------
3189 procedure Write_Indent_Str (S : String) is
3193 end Write_Indent_Str;
3195 ---------------------------
3196 -- Write_Indent_Str_Sloc --
3197 ---------------------------
3199 procedure Write_Indent_Str_Sloc (S : String) is
3203 end Write_Indent_Str_Sloc;
3209 procedure Write_Itype (Typ : Entity_Id) is
3211 procedure Write_Header (T : Boolean := True);
3212 -- Write type if T is True, subtype if T is false
3218 procedure Write_Header (T : Boolean := True) is
3221 Write_Str ("[type ");
3223 Write_Str ("[subtype ");
3226 Write_Name_With_Col_Check (Chars (Typ));
3230 -- Start of processing for Write_Itype
3233 if Nkind (Typ) in N_Entity
3234 and then Is_Itype (Typ)
3235 and then not Itype_Printed (Typ)
3237 -- Itype to be printed
3240 B : constant Node_Id := Etype (Typ);
3242 P : constant Node_Id := Parent (Typ);
3244 S : constant Saved_Output_Buffer := Save_Output_Buffer;
3245 -- Save current output buffer
3247 Old_Sloc : Source_Ptr;
3248 -- Save sloc of related node, so it is not modified when
3249 -- printing with -gnatD.
3252 -- Write indentation at start of line
3254 for J in 1 .. Indent loop
3258 -- If we have a constructed declaration, print it
3260 if Present (P) and then Nkind (P) in N_Declaration then
3262 -- We must set Itype_Printed true before the recursive call to
3263 -- print the node, otherwise we get an infinite recursion!
3265 Set_Itype_Printed (Typ, True);
3267 -- Write the declaration enclosed in [], avoiding new line
3268 -- at start of declaration, and semicolon at end.
3270 -- Note: The itype may be imported from another unit, in which
3271 -- case we do not want to modify the Sloc of the declaration.
3272 -- Otherwise the itype may appear to be in the current unit,
3273 -- and the back-end will reject a reference out of scope.
3276 Indent_Annull_Flag := True;
3277 Old_Sloc := Sloc (P);
3279 Set_Sloc (P, Old_Sloc);
3280 Write_Erase_Char (';');
3282 -- If no constructed declaration, then we have to concoct the
3283 -- source corresponding to the type entity that we have at hand.
3288 -- Access types and subtypes
3291 Write_Header (Ekind (Typ) = E_Access_Type);
3292 Write_Str ("access ");
3294 if Is_Access_Constant (Typ) then
3295 Write_Str ("constant ");
3296 elsif Can_Never_Be_Null (Typ) then
3297 Write_Str ("not null ");
3300 Write_Id (Directly_Designated_Type (Typ));
3302 -- Array types and string types
3304 when E_Array_Type | E_String_Type =>
3306 Write_Str ("array (");
3308 X := First_Index (Typ);
3312 if not Is_Constrained (Typ) then
3313 Write_Str (" range <>");
3321 Write_Str (") of ");
3322 Sprint_Node (Component_Type (Typ));
3324 -- Array subtypes and string subtypes
3326 when E_Array_Subtype | E_String_Subtype =>
3327 Write_Header (False);
3328 Write_Id (Etype (Typ));
3331 X := First_Index (Typ);
3341 -- Signed integer types, and modular integer subtypes
3343 when E_Signed_Integer_Type |
3344 E_Signed_Integer_Subtype |
3345 E_Modular_Integer_Subtype =>
3347 Write_Header (Ekind (Typ) = E_Signed_Integer_Type);
3349 if Ekind (Typ) = E_Signed_Integer_Type then
3355 -- Print bounds if not different from base type
3358 L : constant Node_Id := Type_Low_Bound (Typ);
3359 H : constant Node_Id := Type_High_Bound (Typ);
3360 LE : constant Node_Id := Type_Low_Bound (B);
3361 HE : constant Node_Id := Type_High_Bound (B);
3364 if Nkind (L) = N_Integer_Literal
3365 and then Nkind (H) = N_Integer_Literal
3366 and then Nkind (LE) = N_Integer_Literal
3367 and then Nkind (HE) = N_Integer_Literal
3368 and then UI_Eq (Intval (L), Intval (LE))
3369 and then UI_Eq (Intval (H), Intval (HE))
3374 Write_Str (" range ");
3375 Sprint_Node (Type_Low_Bound (Typ));
3377 Sprint_Node (Type_High_Bound (Typ));
3381 -- Modular integer types
3383 when E_Modular_Integer_Type =>
3385 Write_Str (" mod ");
3386 Write_Uint_With_Col_Check (Modulus (Typ), Auto);
3388 -- Floating point types and subtypes
3390 when E_Floating_Point_Type |
3391 E_Floating_Point_Subtype =>
3393 Write_Header (Ekind (Typ) = E_Floating_Point_Type);
3395 if Ekind (Typ) = E_Floating_Point_Type then
3399 Write_Id (Etype (Typ));
3401 if Digits_Value (Typ) /= Digits_Value (Etype (Typ)) then
3402 Write_Str (" digits ");
3403 Write_Uint_With_Col_Check
3404 (Digits_Value (Typ), Decimal);
3407 -- Print bounds if not different from base type
3410 L : constant Node_Id := Type_Low_Bound (Typ);
3411 H : constant Node_Id := Type_High_Bound (Typ);
3412 LE : constant Node_Id := Type_Low_Bound (B);
3413 HE : constant Node_Id := Type_High_Bound (B);
3416 if Nkind (L) = N_Real_Literal
3417 and then Nkind (H) = N_Real_Literal
3418 and then Nkind (LE) = N_Real_Literal
3419 and then Nkind (HE) = N_Real_Literal
3420 and then UR_Eq (Realval (L), Realval (LE))
3421 and then UR_Eq (Realval (H), Realval (HE))
3426 Write_Str (" range ");
3427 Sprint_Node (Type_Low_Bound (Typ));
3429 Sprint_Node (Type_High_Bound (Typ));
3435 when E_Record_Subtype =>
3436 Write_Header (False);
3437 Write_Str ("record");
3443 C := First_Entity (Typ);
3444 while Present (C) loop
3448 Write_Id (Etype (C));
3454 Write_Indent_Str (" end record");
3458 when E_Class_Wide_Type =>
3460 Write_Name_With_Col_Check (Chars (Etype (Typ)));
3461 Write_Str ("'Class");
3465 when E_Subprogram_Type =>
3468 if Etype (Typ) = Standard_Void_Type then
3469 Write_Str ("procedure");
3471 Write_Str ("function");
3474 if Present (First_Entity (Typ)) then
3481 Param := First_Entity (Typ);
3486 if Ekind (Param) = E_In_Out_Parameter then
3487 Write_Str ("in out ");
3488 elsif Ekind (Param) = E_Out_Parameter then
3492 Write_Id (Etype (Param));
3493 Next_Entity (Param);
3494 exit when No (Param);
3502 if Etype (Typ) /= Standard_Void_Type then
3503 Write_Str (" return ");
3504 Write_Id (Etype (Typ));
3507 -- For all other Itypes, print ??? (fill in later)
3510 Write_Header (True);
3516 -- Add terminating bracket and restore output buffer
3520 Restore_Output_Buffer (S);
3523 Set_Itype_Printed (Typ);
3527 -------------------------------
3528 -- Write_Name_With_Col_Check --
3529 -------------------------------
3531 procedure Write_Name_With_Col_Check (N : Name_Id) is
3535 Get_Name_String (N);
3537 -- Deal with -gnatI which replaces digits in an internal
3538 -- name by three dots (e.g. R7b becomes R...b).
3540 if Debug_Flag_II and then Name_Buffer (1) in 'A' .. 'Z' then
3542 while J < Name_Len loop
3543 exit when Name_Buffer (J) not in 'A' .. 'Z';
3547 if Name_Buffer (J) in '0' .. '9' then
3548 Write_Str_With_Col_Check (Name_Buffer (1 .. J - 1));
3551 while J <= Name_Len loop
3552 if Name_Buffer (J) not in '0' .. '9' then
3553 Write_Str (Name_Buffer (J .. Name_Len));
3565 -- Fall through for normal case
3567 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
3568 end Write_Name_With_Col_Check;
3570 ------------------------------------
3571 -- Write_Name_With_Col_Check_Sloc --
3572 ------------------------------------
3574 procedure Write_Name_With_Col_Check_Sloc (N : Name_Id) is
3576 Get_Name_String (N);
3577 Write_Str_With_Col_Check_Sloc (Name_Buffer (1 .. Name_Len));
3578 end Write_Name_With_Col_Check_Sloc;
3580 --------------------
3581 -- Write_Operator --
3582 --------------------
3584 procedure Write_Operator (N : Node_Id; S : String) is
3585 F : Natural := S'First;
3586 T : Natural := S'Last;
3589 -- If no overflow check, just write string out, and we are done
3591 if not Do_Overflow_Check (N) then
3594 -- If overflow check, we want to surround the operator with curly
3595 -- brackets, but not include spaces within the brackets.
3608 Write_Str_Sloc (S (F .. T));
3611 if S (S'Last) = ' ' then
3617 -----------------------
3618 -- Write_Param_Specs --
3619 -----------------------
3621 procedure Write_Param_Specs (N : Node_Id) is
3627 Specs := Parameter_Specifications (N);
3629 if Is_Non_Empty_List (Specs) then
3630 Write_Str_With_Col_Check (" (");
3631 Spec := First (Specs);
3635 Formal := Defining_Identifier (Spec);
3637 exit when Spec = Empty;
3639 -- Add semicolon, unless we are printing original tree and the
3640 -- next specification is part of a list (but not the first
3641 -- element of that list)
3643 if not Dump_Original_Only or else not Prev_Ids (Spec) then
3648 -- Write out any extra formals
3650 while Present (Extra_Formal (Formal)) loop
3651 Formal := Extra_Formal (Formal);
3653 Write_Name_With_Col_Check (Chars (Formal));
3655 Write_Name_With_Col_Check (Chars (Etype (Formal)));
3660 end Write_Param_Specs;
3662 --------------------------
3663 -- Write_Rewrite_Str --
3664 --------------------------
3666 procedure Write_Rewrite_Str (S : String) is
3668 if not Dump_Generated_Only then
3669 if S'Length = 3 and then S = ">>>" then
3672 Write_Str_With_Col_Check (S);
3675 end Write_Rewrite_Str;
3677 --------------------
3678 -- Write_Str_Sloc --
3679 --------------------
3681 procedure Write_Str_Sloc (S : String) is
3683 for J in S'Range loop
3684 Write_Char_Sloc (S (J));
3688 ------------------------------
3689 -- Write_Str_With_Col_Check --
3690 ------------------------------
3692 procedure Write_Str_With_Col_Check (S : String) is
3694 if Int (S'Last) + Column > Line_Limit then
3695 Write_Indent_Str (" ");
3698 Write_Str (S (2 .. S'Length));
3706 end Write_Str_With_Col_Check;
3708 -----------------------------------
3709 -- Write_Str_With_Col_Check_Sloc --
3710 -----------------------------------
3712 procedure Write_Str_With_Col_Check_Sloc (S : String) is
3714 if Int (S'Last) + Column > Line_Limit then
3715 Write_Indent_Str (" ");
3718 Write_Str_Sloc (S (2 .. S'Length));
3726 end Write_Str_With_Col_Check_Sloc;
3728 -------------------------------
3729 -- Write_Uint_With_Col_Check --
3730 -------------------------------
3732 procedure Write_Uint_With_Col_Check (U : Uint; Format : UI_Format) is
3734 Col_Check (UI_Decimal_Digits_Hi (U));
3735 UI_Write (U, Format);
3736 end Write_Uint_With_Col_Check;
3738 ------------------------------------
3739 -- Write_Uint_With_Col_Check_Sloc --
3740 ------------------------------------
3742 procedure Write_Uint_With_Col_Check_Sloc (U : Uint; Format : UI_Format) is
3744 Col_Check (UI_Decimal_Digits_Hi (U));
3746 UI_Write (U, Format);
3747 end Write_Uint_With_Col_Check_Sloc;
3749 -------------------------------------
3750 -- Write_Ureal_With_Col_Check_Sloc --
3751 -------------------------------------
3753 procedure Write_Ureal_With_Col_Check_Sloc (U : Ureal) is
3754 D : constant Uint := Denominator (U);
3755 N : constant Uint := Numerator (U);
3759 (UI_Decimal_Digits_Hi (D) + UI_Decimal_Digits_Hi (N) + 4);
3762 end Write_Ureal_With_Col_Check_Sloc;