1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
9 -- Copyright (C) 1992-2012, 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 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
24 ------------------------------------------------------------------------------
26 with Aspects; use Aspects;
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 Sem_Eval; use Sem_Eval;
40 with Sem_Util; use Sem_Util;
41 with Sinfo; use Sinfo;
42 with Sinput; use Sinput;
43 with Sinput.D; use Sinput.D;
44 with Snames; use Snames;
45 with Stand; use Stand;
46 with Stringt; use Stringt;
47 with Uintp; use Uintp;
48 with Uname; use Uname;
49 with Urealp; use Urealp;
51 package body Sprint is
52 Current_Source_File : Source_File_Index;
53 -- Index of source file whose generated code is being dumped
55 Dump_Node : Node_Id := Empty;
56 -- This is set to the current node, used for printing line numbers. In
57 -- Debug_Generated_Code mode, Dump_Node is set to the current node
58 -- requiring Sloc fixup, until Set_Debug_Sloc is called to set the proper
59 -- value. The call clears it back to Empty.
61 Debug_Sloc : Source_Ptr;
62 -- Sloc of first byte of line currently being written if we are
63 -- generating a source debug file.
65 Dump_Original_Only : Boolean;
66 -- Set True if the -gnatdo (dump original tree) flag is set
68 Dump_Generated_Only : Boolean;
69 -- Set True if the -gnatdG (dump generated tree) debug flag is set
70 -- or for Print_Generated_Code (-gnatG) or Dump_Generated_Code (-gnatD).
72 Dump_Freeze_Null : Boolean;
73 -- Set True if freeze nodes and non-source null statements output
75 Freeze_Indent : Int := 0;
76 -- Keep track of freeze indent level (controls output of blank lines before
77 -- procedures within expression freeze actions). Relevant only if we are
78 -- not in Dump_Source_Text mode, since in Dump_Source_Text mode we don't
79 -- output these blank lines in any case.
82 -- Number of columns for current line output indentation
84 Indent_Annull_Flag : Boolean := False;
85 -- Set True if subsequent Write_Indent call to be ignored, gets reset
86 -- by this call, so it is only active to suppress a single indent call.
88 Last_Line_Printed : Physical_Line_Number;
89 -- This keeps track of the physical line number of the last source line
90 -- that has been output. The value is only valid in Dump_Source_Text mode.
92 -------------------------------
93 -- Operator Precedence Table --
94 -------------------------------
96 -- This table is used to decide whether a subexpression needs to be
97 -- parenthesized. The rule is that if an operand of an operator (which
98 -- for this purpose includes AND THEN and OR ELSE) is itself an operator
99 -- with a lower precedence than the operator (or equal precedence if
100 -- appearing as the right operand), then parentheses are required.
102 Op_Prec : constant array (N_Subexpr) of Short_Short_Integer :=
135 procedure Sprint_Left_Opnd (N : Node_Id);
136 -- Print left operand of operator, parenthesizing if necessary
138 procedure Sprint_Right_Opnd (N : Node_Id);
139 -- Print right operand of operator, parenthesizing if necessary
141 -----------------------
142 -- Local Subprograms --
143 -----------------------
145 procedure Col_Check (N : Nat);
146 -- Check that at least N characters remain on current line, and if not,
147 -- then start an extra line with two characters extra indentation for
148 -- continuing text on the next line.
150 procedure Extra_Blank_Line;
151 -- In some situations we write extra blank lines to separate the generated
152 -- code to make it more readable. However, these extra blank lines are not
153 -- generated in Dump_Source_Text mode, since there the source text lines
154 -- output with preceding blank lines are quite sufficient as separators.
155 -- This procedure writes a blank line if Dump_Source_Text is False.
157 procedure Indent_Annull;
158 -- Causes following call to Write_Indent to be ignored. This is used when
159 -- a higher level node wants to stop a lower level node from starting a
160 -- new line, when it would otherwise be inclined to do so (e.g. the case
161 -- of an accept statement called from an accept alternative with a guard)
163 procedure Indent_Begin;
164 -- Increase indentation level
166 procedure Indent_End;
167 -- Decrease indentation level
169 procedure Print_Debug_Line (S : String);
170 -- Used to print output lines in Debug_Generated_Code mode (this is used
171 -- as the argument for a call to Set_Special_Output in package Output).
173 procedure Process_TFAI_RR_Flags (Nod : Node_Id);
174 -- Given a divide, multiplication or division node, check the flags
175 -- Treat_Fixed_As_Integer and Rounded_Flags, and if set, output the
176 -- appropriate special syntax characters (# and @).
178 procedure Set_Debug_Sloc;
179 -- If Dump_Node is non-empty, this routine sets the appropriate value
180 -- in its Sloc field, from the current location in the debug source file
181 -- that is currently being written.
183 procedure Sprint_And_List (List : List_Id);
184 -- Print the given list with items separated by vertical "and"
186 procedure Sprint_Aspect_Specifications
188 Semicolon : Boolean);
189 -- Node is a declaration node that has aspect specifications (Has_Aspects
190 -- flag set True). It outputs the aspect specifications. For the case
191 -- of Semicolon = True, it is called after outputting the terminating
192 -- semicolon for the related node. The effect is to remove the semicolon
193 -- and print the aspect specifications followed by a terminating semicolon.
194 -- For the case of Semicolon False, no semicolon is removed or output, and
195 -- all the aspects are printed on a single line.
197 procedure Sprint_Bar_List (List : List_Id);
198 -- Print the given list with items separated by vertical bars
200 procedure Sprint_End_Label
203 -- Print the end label for a Handled_Sequence_Of_Statements in a body.
204 -- If there is not end label, use the defining identifier of the enclosing
205 -- construct. If the end label is present, treat it as a reference to the
206 -- defining entity of the construct: this guarantees that it carries the
207 -- proper sloc information for debugging purposes.
209 procedure Sprint_Node_Actual (Node : Node_Id);
210 -- This routine prints its node argument. It is a lower level routine than
211 -- Sprint_Node, in that it does not bother about rewritten trees.
213 procedure Sprint_Node_Sloc (Node : Node_Id);
214 -- Like Sprint_Node, but in addition, in Debug_Generated_Code mode,
215 -- sets the Sloc of the current debug node to be a copy of the Sloc
216 -- of the sprinted node Node. Note that this is done after printing
217 -- Node, so that the Sloc is the proper updated value for the debug file.
219 procedure Update_Itype (Node : Node_Id);
220 -- Update the Sloc of an itype that is not attached to the tree, when
221 -- debugging expanded code. This routine is called from nodes whose
222 -- type can be an Itype, such as defining_identifiers that may be of
223 -- an anonymous access type, or ranges in slices.
225 procedure Write_Char_Sloc (C : Character);
226 -- Like Write_Char, except that if C is non-blank, Set_Debug_Sloc is
227 -- called to ensure that the current node has a proper Sloc set.
229 procedure Write_Condition_And_Reason (Node : Node_Id);
230 -- Write Condition and Reason codes of Raise_xxx_Error node
232 procedure Write_Corresponding_Source (S : String);
233 -- If S is a string with a single keyword (possibly followed by a space),
234 -- and if the next non-comment non-blank source line matches this keyword,
235 -- then output all source lines up to this matching line.
237 procedure Write_Discr_Specs (N : Node_Id);
238 -- Output discriminant specification for node, which is any of the type
239 -- declarations that can have discriminants.
241 procedure Write_Ekind (E : Entity_Id);
242 -- Write the String corresponding to the Ekind without "E_"
244 procedure Write_Id (N : Node_Id);
245 -- N is a node with a Chars field. This procedure writes the name that
246 -- will be used in the generated code associated with the name. For a
247 -- node with no associated entity, this is simply the Chars field. For
248 -- the case where there is an entity associated with the node, we print
249 -- the name associated with the entity (since it may have been encoded).
250 -- One other special case is that an entity has an active external name
251 -- (i.e. an external name present with no address clause), then this
252 -- external name is output. This procedure also deals with outputting
253 -- declarations of referenced itypes, if not output earlier.
255 function Write_Identifiers (Node : Node_Id) return Boolean;
256 -- Handle node where the grammar has a list of defining identifiers, but
257 -- the tree has a separate declaration for each identifier. Handles the
258 -- printing of the defining identifier, and returns True if the type and
259 -- initialization information is to be printed, False if it is to be
260 -- skipped (the latter case happens when printing defining identifiers
261 -- other than the first in the original tree output case).
263 procedure Write_Implicit_Def (E : Entity_Id);
264 pragma Warnings (Off, Write_Implicit_Def);
265 -- Write the definition of the implicit type E according to its Ekind
266 -- For now a debugging procedure, but might be used in the future.
268 procedure Write_Indent;
269 -- Start a new line and write indentation spacing
271 function Write_Indent_Identifiers (Node : Node_Id) return Boolean;
272 -- Like Write_Identifiers except that each new printed declaration
273 -- is at the start of a new line.
275 function Write_Indent_Identifiers_Sloc (Node : Node_Id) return Boolean;
276 -- Like Write_Indent_Identifiers except that in Debug_Generated_Code
277 -- mode, the Sloc of the current debug node is set to point to the
278 -- first output identifier.
280 procedure Write_Indent_Str (S : String);
281 -- Start a new line and write indent spacing followed by given string
283 procedure Write_Indent_Str_Sloc (S : String);
284 -- Like Write_Indent_Str, but in addition, in Debug_Generated_Code mode,
285 -- the Sloc of the current node is set to the first non-blank character
288 procedure Write_Itype (Typ : Entity_Id);
289 -- If Typ is an Itype that has not been written yet, write it. If Typ is
290 -- any other kind of entity or tree node, the call is ignored.
292 procedure Write_Name_With_Col_Check (N : Name_Id);
293 -- Write name (using Write_Name) with initial column check, and possible
294 -- initial Write_Indent (to get new line) if current line is too full.
296 procedure Write_Name_With_Col_Check_Sloc (N : Name_Id);
297 -- Like Write_Name_With_Col_Check but in addition, in Debug_Generated_Code
298 -- mode, sets Sloc of current debug node to first character of name.
300 procedure Write_Operator (N : Node_Id; S : String);
301 -- Like Write_Str_Sloc, used for operators, encloses the string in
302 -- characters {} if the Do_Overflow flag is set on the node N.
304 procedure Write_Param_Specs (N : Node_Id);
305 -- Output parameter specifications for node (which is either a function
306 -- or procedure specification with a Parameter_Specifications field)
308 procedure Write_Rewrite_Str (S : String);
309 -- Writes out a string (typically containing <<< or >>>}) for a node
310 -- created by rewriting the tree. Suppressed if we are outputting the
311 -- generated code only, since in this case we don't specially mark nodes
312 -- created by rewriting).
314 procedure Write_Source_Line (L : Physical_Line_Number);
315 -- If writing of interspersed source lines is enabled, then write the given
316 -- line from the source file, preceded by Eol, then an extra blank line if
317 -- the line has at least one blank, is not a comment and is not line one,
318 -- then "--" and the line number followed by period followed by text of the
319 -- source line (without terminating Eol). If interspersed source line
320 -- output not enabled, then the call has no effect.
322 procedure Write_Source_Lines (L : Physical_Line_Number);
323 -- If writing of interspersed source lines is enabled, then writes source
324 -- lines Last_Line_Printed + 1 .. L, and updates Last_Line_Printed. If
325 -- interspersed source line output not enabled, then call has no effect.
327 procedure Write_Str_Sloc (S : String);
328 -- Like Write_Str, but sets debug Sloc of current debug node to first
329 -- non-blank character if a current debug node is active.
331 procedure Write_Str_With_Col_Check (S : String);
332 -- Write string (using Write_Str) with initial column check, and possible
333 -- initial Write_Indent (to get new line) if current line is too full.
335 procedure Write_Str_With_Col_Check_Sloc (S : String);
336 -- Like Write_Str_With_Col_Check, but sets debug Sloc of current debug
337 -- node to first non-blank character if a current debug node is active.
339 procedure Write_Subprogram_Name (N : Node_Id);
340 -- N is the Name field of a function call or procedure statement call.
341 -- The effect of the call is to output the name, preceded by a $ if the
342 -- call is identified as an implicit call to a run time routine.
344 procedure Write_Uint_With_Col_Check (U : Uint; Format : UI_Format);
345 -- Write Uint (using UI_Write) with initial column check, and possible
346 -- initial Write_Indent (to get new line) if current line is too full.
347 -- The format parameter determines the output format (see UI_Write).
349 procedure Write_Uint_With_Col_Check_Sloc (U : Uint; Format : UI_Format);
350 -- Write Uint (using UI_Write) with initial column check, and possible
351 -- initial Write_Indent (to get new line) if current line is too full.
352 -- The format parameter determines the output format (see UI_Write).
353 -- In addition, in Debug_Generated_Code mode, sets the current node
354 -- Sloc to the first character of the output value.
356 procedure Write_Ureal_With_Col_Check_Sloc (U : Ureal);
357 -- Write Ureal (using same output format as UR_Write) with column checks
358 -- and a possible initial Write_Indent (to get new line) if current line
359 -- is too full. In addition, in Debug_Generated_Code mode, sets the
360 -- current node Sloc to the first character of the output value.
366 procedure Col_Check (N : Nat) is
368 if N + Column > Sprint_Line_Limit then
369 Write_Indent_Str (" ");
373 ----------------------
374 -- Extra_Blank_Line --
375 ----------------------
377 procedure Extra_Blank_Line is
379 if not Dump_Source_Text then
382 end Extra_Blank_Line;
388 procedure Indent_Annull is
390 Indent_Annull_Flag := True;
397 procedure Indent_Begin is
399 Indent := Indent + 3;
406 procedure Indent_End is
408 Indent := Indent - 3;
415 procedure pg (Arg : Union_Id) is
417 Dump_Generated_Only := True;
418 Dump_Original_Only := False;
419 Dump_Freeze_Null := True;
420 Current_Source_File := No_Source_File;
422 if Arg in List_Range then
423 Sprint_Node_List (List_Id (Arg), New_Lines => True);
425 elsif Arg in Node_Range then
426 Sprint_Node (Node_Id (Arg));
439 procedure po (Arg : Union_Id) is
441 Dump_Generated_Only := False;
442 Dump_Original_Only := True;
443 Current_Source_File := No_Source_File;
445 if Arg in List_Range then
446 Sprint_Node_List (List_Id (Arg), New_Lines => True);
448 elsif Arg in Node_Range then
449 Sprint_Node (Node_Id (Arg));
458 ----------------------
459 -- Print_Debug_Line --
460 ----------------------
462 procedure Print_Debug_Line (S : String) is
464 Write_Debug_Line (S, Debug_Sloc);
465 end Print_Debug_Line;
467 ---------------------------
468 -- Process_TFAI_RR_Flags --
469 ---------------------------
471 procedure Process_TFAI_RR_Flags (Nod : Node_Id) is
473 if Treat_Fixed_As_Integer (Nod) then
477 if Rounded_Result (Nod) then
480 end Process_TFAI_RR_Flags;
486 procedure ps (Arg : Union_Id) is
488 Dump_Generated_Only := False;
489 Dump_Original_Only := False;
490 Current_Source_File := No_Source_File;
492 if Arg in List_Range then
493 Sprint_Node_List (List_Id (Arg), New_Lines => True);
495 elsif Arg in Node_Range then
496 Sprint_Node (Node_Id (Arg));
509 procedure Set_Debug_Sloc is
511 if Debug_Generated_Code and then Present (Dump_Node) then
512 Set_Sloc (Dump_Node, Debug_Sloc + Source_Ptr (Column - 1));
521 procedure Source_Dump is
524 -- Put underline under string we just printed
530 procedure Underline is
531 Col : constant Int := Column;
536 while Col > Column loop
543 -- Start of processing for Source_Dump
546 Dump_Generated_Only := Debug_Flag_G or
547 Print_Generated_Code or
548 Debug_Generated_Code;
549 Dump_Original_Only := Debug_Flag_O;
550 Dump_Freeze_Null := Debug_Flag_S or Debug_Flag_G;
552 -- Note that we turn off the tree dump flags immediately, before
553 -- starting the dump. This avoids generating two copies of the dump
554 -- if an abort occurs after printing the dump, and more importantly,
555 -- avoids an infinite loop if an abort occurs during the dump.
558 Current_Source_File := No_Source_File;
559 Debug_Flag_Z := False;
562 Write_Str ("Source recreated from tree of Standard (spec)");
564 Sprint_Node (Standard_Package_Node);
569 if Debug_Flag_S or Dump_Generated_Only or Dump_Original_Only then
570 Debug_Flag_G := False;
571 Debug_Flag_O := False;
572 Debug_Flag_S := False;
574 -- Dump requested units
576 for U in Main_Unit .. Last_Unit loop
577 Current_Source_File := Source_Index (U);
579 -- Dump all units if -gnatdf set, otherwise we dump only
580 -- the source files that are in the extended main source.
583 or else In_Extended_Main_Source_Unit (Cunit_Entity (U))
585 -- If we are generating debug files, setup to write them
587 if Debug_Generated_Code then
588 Set_Special_Output (Print_Debug_Line'Access);
589 Create_Debug_Source (Source_Index (U), Debug_Sloc);
590 Write_Source_Line (1);
591 Last_Line_Printed := 1;
592 Sprint_Node (Cunit (U));
593 Write_Source_Lines (Last_Source_Line (Current_Source_File));
596 Set_Special_Output (null);
598 -- Normal output to standard output file
601 Write_Str ("Source recreated from tree for ");
602 Write_Unit_Name (Unit_Name (U));
604 Write_Source_Line (1);
605 Last_Line_Printed := 1;
606 Sprint_Node (Cunit (U));
607 Write_Source_Lines (Last_Source_Line (Current_Source_File));
616 ---------------------
617 -- Sprint_And_List --
618 ---------------------
620 procedure Sprint_And_List (List : List_Id) is
623 if Is_Non_Empty_List (List) then
624 Node := First (List);
628 exit when Node = Empty;
634 ----------------------------------
635 -- Sprint_Aspect_Specifications --
636 ----------------------------------
638 procedure Sprint_Aspect_Specifications
642 AS : constant List_Id := Aspect_Specifications (Node);
647 Write_Erase_Char (';');
648 Indent := Indent + 2;
651 Indent := Indent + 5;
654 Write_Str (" with ");
659 Sprint_Node (Identifier (A));
661 if Class_Present (A) then
662 Write_Str ("'Class");
665 if Present (Expression (A)) then
667 Sprint_Node (Expression (A));
681 Indent := Indent - 7;
684 end Sprint_Aspect_Specifications;
686 ---------------------
687 -- Sprint_Bar_List --
688 ---------------------
690 procedure Sprint_Bar_List (List : List_Id) is
693 if Is_Non_Empty_List (List) then
694 Node := First (List);
698 exit when Node = Empty;
704 ----------------------
705 -- Sprint_End_Label --
706 ----------------------
708 procedure Sprint_End_Label
714 and then Present (End_Label (Node))
715 and then Is_Entity_Name (End_Label (Node))
717 Set_Entity (End_Label (Node), Default);
719 -- For a function whose name is an operator, use the qualified name
720 -- created for the defining entity.
722 if Nkind (End_Label (Node)) = N_Operator_Symbol then
723 Set_Chars (End_Label (Node), Chars (Default));
726 Sprint_Node (End_Label (Node));
728 Sprint_Node (Default);
730 end Sprint_End_Label;
732 -----------------------
733 -- Sprint_Comma_List --
734 -----------------------
736 procedure Sprint_Comma_List (List : List_Id) is
740 if Is_Non_Empty_List (List) then
741 Node := First (List);
745 exit when Node = Empty;
747 if not Is_Rewrite_Insertion (Node)
748 or else not Dump_Original_Only
754 end Sprint_Comma_List;
756 --------------------------
757 -- Sprint_Indented_List --
758 --------------------------
760 procedure Sprint_Indented_List (List : List_Id) is
763 Sprint_Node_List (List);
765 end Sprint_Indented_List;
767 ---------------------
768 -- Sprint_Left_Opnd --
769 ---------------------
771 procedure Sprint_Left_Opnd (N : Node_Id) is
772 Opnd : constant Node_Id := Left_Opnd (N);
775 if Paren_Count (Opnd) /= 0
776 or else Op_Prec (Nkind (Opnd)) >= Op_Prec (Nkind (N))
785 end Sprint_Left_Opnd;
791 procedure Sprint_Node (Node : Node_Id) is
793 if Is_Rewrite_Insertion (Node) then
794 if not Dump_Original_Only then
796 -- For special cases of nodes that always output <<< >>>
797 -- do not duplicate the output at this point.
799 if Nkind (Node) = N_Freeze_Entity
800 or else Nkind (Node) = N_Implicit_Label_Declaration
802 Sprint_Node_Actual (Node);
804 -- Normal case where <<< >>> may be required
807 Write_Rewrite_Str ("<<<");
808 Sprint_Node_Actual (Node);
809 Write_Rewrite_Str (">>>");
813 elsif Is_Rewrite_Substitution (Node) then
815 -- Case of dump generated only
817 if Dump_Generated_Only then
818 Sprint_Node_Actual (Node);
820 -- Case of dump original only
822 elsif Dump_Original_Only then
823 Sprint_Node_Actual (Original_Node (Node));
825 -- Case of both being dumped
828 Sprint_Node_Actual (Original_Node (Node));
829 Write_Rewrite_Str ("<<<");
830 Sprint_Node_Actual (Node);
831 Write_Rewrite_Str (">>>");
835 Sprint_Node_Actual (Node);
839 ------------------------
840 -- Sprint_Node_Actual --
841 ------------------------
843 procedure Sprint_Node_Actual (Node : Node_Id) is
844 Save_Dump_Node : constant Node_Id := Dump_Node;
851 for J in 1 .. Paren_Count (Node) loop
852 Write_Str_With_Col_Check ("(");
855 -- Setup current dump node
859 if Nkind (Node) in N_Subexpr
860 and then Do_Range_Check (Node)
862 Write_Str_With_Col_Check ("{");
865 -- Select print circuit based on node kind
868 when N_Abort_Statement =>
869 Write_Indent_Str_Sloc ("abort ");
870 Sprint_Comma_List (Names (Node));
873 when N_Abortable_Part =>
875 Write_Str_Sloc ("abort ");
876 Sprint_Indented_List (Statements (Node));
878 when N_Abstract_Subprogram_Declaration =>
880 Sprint_Node (Specification (Node));
881 Write_Str_With_Col_Check (" is ");
882 Write_Str_Sloc ("abstract;");
884 when N_Accept_Alternative =>
885 Sprint_Node_List (Pragmas_Before (Node));
887 if Present (Condition (Node)) then
888 Write_Indent_Str ("when ");
889 Sprint_Node (Condition (Node));
894 Sprint_Node_Sloc (Accept_Statement (Node));
895 Sprint_Node_List (Statements (Node));
897 when N_Accept_Statement =>
898 Write_Indent_Str_Sloc ("accept ");
899 Write_Id (Entry_Direct_Name (Node));
901 if Present (Entry_Index (Node)) then
902 Write_Str_With_Col_Check (" (");
903 Sprint_Node (Entry_Index (Node));
907 Write_Param_Specs (Node);
909 if Present (Handled_Statement_Sequence (Node)) then
910 Write_Str_With_Col_Check (" do");
911 Sprint_Node (Handled_Statement_Sequence (Node));
912 Write_Indent_Str ("end ");
913 Write_Id (Entry_Direct_Name (Node));
918 when N_Access_Definition =>
922 if Present (Access_To_Subprogram_Definition (Node)) then
923 Sprint_Node (Access_To_Subprogram_Definition (Node));
927 if Null_Exclusion_Present (Node) then
928 Write_Str ("not null ");
931 Write_Str_With_Col_Check_Sloc ("access ");
933 if All_Present (Node) then
935 elsif Constant_Present (Node) then
936 Write_Str ("constant ");
939 Sprint_Node (Subtype_Mark (Node));
942 when N_Access_Function_Definition =>
946 if Null_Exclusion_Present (Node) then
947 Write_Str ("not null ");
950 Write_Str_With_Col_Check_Sloc ("access ");
952 if Protected_Present (Node) then
953 Write_Str_With_Col_Check ("protected ");
956 Write_Str_With_Col_Check ("function");
957 Write_Param_Specs (Node);
958 Write_Str_With_Col_Check (" return ");
959 Sprint_Node (Result_Definition (Node));
961 when N_Access_Procedure_Definition =>
965 if Null_Exclusion_Present (Node) then
966 Write_Str ("not null ");
969 Write_Str_With_Col_Check_Sloc ("access ");
971 if Protected_Present (Node) then
972 Write_Str_With_Col_Check ("protected ");
975 Write_Str_With_Col_Check ("procedure");
976 Write_Param_Specs (Node);
978 when N_Access_To_Object_Definition =>
979 Write_Str_With_Col_Check_Sloc ("access ");
981 if All_Present (Node) then
982 Write_Str_With_Col_Check ("all ");
983 elsif Constant_Present (Node) then
984 Write_Str_With_Col_Check ("constant ");
989 if Null_Exclusion_Present (Node) then
990 Write_Str ("not null ");
993 Sprint_Node (Subtype_Indication (Node));
996 if Null_Record_Present (Node) then
997 Write_Str_With_Col_Check_Sloc ("(null record)");
1000 Write_Str_With_Col_Check_Sloc ("(");
1002 if Present (Expressions (Node)) then
1003 Sprint_Comma_List (Expressions (Node));
1005 if Present (Component_Associations (Node))
1006 and then not Is_Empty_List (Component_Associations (Node))
1012 if Present (Component_Associations (Node))
1013 and then not Is_Empty_List (Component_Associations (Node))
1021 Nd := First (Component_Associations (Node));
1029 if not Is_Rewrite_Insertion (Nd)
1030 or else not Dump_Original_Only
1044 Write_Str_With_Col_Check_Sloc ("new ");
1046 -- Ada 2005 (AI-231)
1048 if Null_Exclusion_Present (Node) then
1049 Write_Str ("not null ");
1052 Sprint_Node (Expression (Node));
1054 if Present (Storage_Pool (Node)) then
1055 Write_Str_With_Col_Check ("[storage_pool = ");
1056 Sprint_Node (Storage_Pool (Node));
1061 Sprint_Left_Opnd (Node);
1062 Write_Str_Sloc (" and then ");
1063 Sprint_Right_Opnd (Node);
1065 -- Note: the following code for N_Aspect_Specification is not
1066 -- normally used, since we deal with aspects as part of a
1067 -- declaration, but it is here in case we deliberately try
1068 -- to print an N_Aspect_Speficiation node (e.g. from GDB).
1070 when N_Aspect_Specification =>
1071 Sprint_Node (Identifier (Node));
1073 Sprint_Node (Expression (Node));
1075 when N_Assignment_Statement =>
1077 Sprint_Node (Name (Node));
1078 Write_Str_Sloc (" := ");
1079 Sprint_Node (Expression (Node));
1082 when N_Asynchronous_Select =>
1083 Write_Indent_Str_Sloc ("select");
1085 Sprint_Node (Triggering_Alternative (Node));
1088 -- Note: let the printing of Abortable_Part handle outputting
1089 -- the ABORT keyword, so that the Sloc can be set correctly.
1091 Write_Indent_Str ("then ");
1092 Sprint_Node (Abortable_Part (Node));
1093 Write_Indent_Str ("end select;");
1096 Write_Indent_Str_Sloc ("for ");
1097 Write_Id (Identifier (Node));
1098 Write_Str_With_Col_Check (" use at ");
1099 Sprint_Node (Expression (Node));
1102 when N_Attribute_Definition_Clause =>
1103 Write_Indent_Str_Sloc ("for ");
1104 Sprint_Node (Name (Node));
1106 Write_Name_With_Col_Check (Chars (Node));
1107 Write_Str_With_Col_Check (" use ");
1108 Sprint_Node (Expression (Node));
1111 when N_Attribute_Reference =>
1112 if Is_Procedure_Attribute_Name (Attribute_Name (Node)) then
1116 Sprint_Node (Prefix (Node));
1117 Write_Char_Sloc (''');
1118 Write_Name_With_Col_Check (Attribute_Name (Node));
1119 Sprint_Paren_Comma_List (Expressions (Node));
1121 if Is_Procedure_Attribute_Name (Attribute_Name (Node)) then
1125 when N_Block_Statement =>
1128 if Present (Identifier (Node))
1129 and then (not Has_Created_Identifier (Node)
1130 or else not Dump_Original_Only)
1132 Write_Rewrite_Str ("<<<");
1133 Write_Id (Identifier (Node));
1135 Write_Rewrite_Str (">>>");
1138 if Present (Declarations (Node)) then
1139 Write_Str_With_Col_Check_Sloc ("declare");
1140 Sprint_Indented_List (Declarations (Node));
1144 Write_Str_With_Col_Check_Sloc ("begin");
1145 Sprint_Node (Handled_Statement_Sequence (Node));
1146 Write_Indent_Str ("end");
1148 if Present (Identifier (Node))
1149 and then (not Has_Created_Identifier (Node)
1150 or else not Dump_Original_Only)
1152 Write_Rewrite_Str ("<<<");
1154 Write_Id (Identifier (Node));
1155 Write_Rewrite_Str (">>>");
1160 when N_Case_Expression =>
1165 Write_Str_With_Col_Check_Sloc ("(case ");
1166 Sprint_Node (Expression (Node));
1167 Write_Str_With_Col_Check (" is");
1169 Alt := First (Alternatives (Node));
1180 when N_Case_Expression_Alternative =>
1181 Write_Str_With_Col_Check (" when ");
1182 Sprint_Bar_List (Discrete_Choices (Node));
1184 Sprint_Node (Expression (Node));
1186 when N_Case_Statement =>
1187 Write_Indent_Str_Sloc ("case ");
1188 Sprint_Node (Expression (Node));
1190 Sprint_Indented_List (Alternatives (Node));
1191 Write_Indent_Str ("end case;");
1193 when N_Case_Statement_Alternative =>
1194 Write_Indent_Str_Sloc ("when ");
1195 Sprint_Bar_List (Discrete_Choices (Node));
1197 Sprint_Indented_List (Statements (Node));
1199 when N_Character_Literal =>
1200 if Column > Sprint_Line_Limit - 2 then
1201 Write_Indent_Str (" ");
1204 Write_Char_Sloc (''');
1205 Write_Char_Code (UI_To_CC (Char_Literal_Value (Node)));
1208 when N_Code_Statement =>
1211 Sprint_Node (Expression (Node));
1214 when N_Compilation_Unit =>
1215 Sprint_Node_List (Context_Items (Node));
1216 Sprint_Opt_Node_List (Declarations (Aux_Decls_Node (Node)));
1218 if Private_Present (Node) then
1219 Write_Indent_Str ("private ");
1223 Sprint_Node_Sloc (Unit (Node));
1225 if Present (Actions (Aux_Decls_Node (Node)))
1227 Present (Pragmas_After (Aux_Decls_Node (Node)))
1232 Sprint_Opt_Node_List (Actions (Aux_Decls_Node (Node)));
1233 Sprint_Opt_Node_List (Pragmas_After (Aux_Decls_Node (Node)));
1235 when N_Compilation_Unit_Aux =>
1236 null; -- nothing to do, never used, see above
1238 when N_Component_Association =>
1240 Sprint_Bar_List (Choices (Node));
1243 -- Ada 2005 (AI-287): Print the box if present
1245 if Box_Present (Node) then
1246 Write_Str_With_Col_Check ("<>");
1248 Sprint_Node (Expression (Node));
1251 when N_Component_Clause =>
1253 Sprint_Node (Component_Name (Node));
1254 Write_Str_Sloc (" at ");
1255 Sprint_Node (Position (Node));
1257 Write_Str_With_Col_Check ("range ");
1258 Sprint_Node (First_Bit (Node));
1260 Sprint_Node (Last_Bit (Node));
1263 when N_Component_Definition =>
1266 -- Ada 2005 (AI-230): Access definition components
1268 if Present (Access_Definition (Node)) then
1269 Sprint_Node (Access_Definition (Node));
1271 elsif Present (Subtype_Indication (Node)) then
1272 if Aliased_Present (Node) then
1273 Write_Str_With_Col_Check ("aliased ");
1276 -- Ada 2005 (AI-231)
1278 if Null_Exclusion_Present (Node) then
1279 Write_Str (" not null ");
1282 Sprint_Node (Subtype_Indication (Node));
1285 Write_Str (" ??? ");
1288 when N_Component_Declaration =>
1289 if Write_Indent_Identifiers_Sloc (Node) then
1291 Sprint_Node (Component_Definition (Node));
1293 if Present (Expression (Node)) then
1295 Sprint_Node (Expression (Node));
1301 when N_Component_List =>
1302 if Null_Present (Node) then
1304 Write_Indent_Str_Sloc ("null");
1310 Sprint_Indented_List (Component_Items (Node));
1311 Sprint_Node (Variant_Part (Node));
1314 when N_Conditional_Entry_Call =>
1315 Write_Indent_Str_Sloc ("select");
1317 Sprint_Node (Entry_Call_Alternative (Node));
1319 Write_Indent_Str ("else");
1320 Sprint_Indented_List (Else_Statements (Node));
1321 Write_Indent_Str ("end select;");
1323 when N_Conditional_Expression =>
1325 Condition : constant Node_Id := First (Expressions (Node));
1326 Then_Expr : constant Node_Id := Next (Condition);
1329 Write_Str_With_Col_Check_Sloc ("(if ");
1330 Sprint_Node (Condition);
1331 Write_Str_With_Col_Check (" then ");
1333 -- Defense against junk here!
1335 if Present (Then_Expr) then
1336 Sprint_Node (Then_Expr);
1337 Write_Str_With_Col_Check (" else ");
1338 Sprint_Node (Next (Then_Expr));
1344 when N_Constrained_Array_Definition =>
1345 Write_Str_With_Col_Check_Sloc ("array ");
1346 Sprint_Paren_Comma_List (Discrete_Subtype_Definitions (Node));
1349 Sprint_Node (Component_Definition (Node));
1351 -- A contract node should not appear in the tree. It is a semantic
1352 -- node attached to entry and [generic] subprogram entities.
1355 raise Program_Error;
1357 when N_Decimal_Fixed_Point_Definition =>
1358 Write_Str_With_Col_Check_Sloc (" delta ");
1359 Sprint_Node (Delta_Expression (Node));
1360 Write_Str_With_Col_Check ("digits ");
1361 Sprint_Node (Digits_Expression (Node));
1362 Sprint_Opt_Node (Real_Range_Specification (Node));
1364 when N_Defining_Character_Literal =>
1365 Write_Name_With_Col_Check_Sloc (Chars (Node));
1367 when N_Defining_Identifier =>
1371 when N_Defining_Operator_Symbol =>
1372 Write_Name_With_Col_Check_Sloc (Chars (Node));
1374 when N_Defining_Program_Unit_Name =>
1376 Sprint_Node (Name (Node));
1378 Write_Id (Defining_Identifier (Node));
1380 when N_Delay_Alternative =>
1381 Sprint_Node_List (Pragmas_Before (Node));
1383 if Present (Condition (Node)) then
1385 Write_Str_With_Col_Check ("when ");
1386 Sprint_Node (Condition (Node));
1391 Sprint_Node_Sloc (Delay_Statement (Node));
1392 Sprint_Node_List (Statements (Node));
1394 when N_Delay_Relative_Statement =>
1395 Write_Indent_Str_Sloc ("delay ");
1396 Sprint_Node (Expression (Node));
1399 when N_Delay_Until_Statement =>
1400 Write_Indent_Str_Sloc ("delay until ");
1401 Sprint_Node (Expression (Node));
1404 when N_Delta_Constraint =>
1405 Write_Str_With_Col_Check_Sloc ("delta ");
1406 Sprint_Node (Delta_Expression (Node));
1407 Sprint_Opt_Node (Range_Constraint (Node));
1409 when N_Derived_Type_Definition =>
1410 if Abstract_Present (Node) then
1411 Write_Str_With_Col_Check ("abstract ");
1414 Write_Str_With_Col_Check ("new ");
1416 -- Ada 2005 (AI-231)
1418 if Null_Exclusion_Present (Node) then
1419 Write_Str_With_Col_Check ("not null ");
1422 Sprint_Node (Subtype_Indication (Node));
1424 if Present (Interface_List (Node)) then
1425 Write_Str_With_Col_Check (" and ");
1426 Sprint_And_List (Interface_List (Node));
1427 Write_Str_With_Col_Check (" with ");
1430 if Present (Record_Extension_Part (Node)) then
1431 if No (Interface_List (Node)) then
1432 Write_Str_With_Col_Check (" with ");
1435 Sprint_Node (Record_Extension_Part (Node));
1438 when N_Designator =>
1439 Sprint_Node (Name (Node));
1440 Write_Char_Sloc ('.');
1441 Write_Id (Identifier (Node));
1443 when N_Digits_Constraint =>
1444 Write_Str_With_Col_Check_Sloc ("digits ");
1445 Sprint_Node (Digits_Expression (Node));
1446 Sprint_Opt_Node (Range_Constraint (Node));
1448 when N_Discriminant_Association =>
1451 if Present (Selector_Names (Node)) then
1452 Sprint_Bar_List (Selector_Names (Node));
1457 Sprint_Node (Expression (Node));
1459 when N_Discriminant_Specification =>
1462 if Write_Identifiers (Node) then
1465 if Null_Exclusion_Present (Node) then
1466 Write_Str ("not null ");
1469 Sprint_Node (Discriminant_Type (Node));
1471 if Present (Expression (Node)) then
1473 Sprint_Node (Expression (Node));
1479 when N_Elsif_Part =>
1480 Write_Indent_Str_Sloc ("elsif ");
1481 Sprint_Node (Condition (Node));
1482 Write_Str_With_Col_Check (" then");
1483 Sprint_Indented_List (Then_Statements (Node));
1488 when N_Entry_Body =>
1489 Write_Indent_Str_Sloc ("entry ");
1490 Write_Id (Defining_Identifier (Node));
1491 Sprint_Node (Entry_Body_Formal_Part (Node));
1492 Write_Str_With_Col_Check (" is");
1493 Sprint_Indented_List (Declarations (Node));
1494 Write_Indent_Str ("begin");
1495 Sprint_Node (Handled_Statement_Sequence (Node));
1496 Write_Indent_Str ("end ");
1497 Write_Id (Defining_Identifier (Node));
1500 when N_Entry_Body_Formal_Part =>
1501 if Present (Entry_Index_Specification (Node)) then
1502 Write_Str_With_Col_Check_Sloc (" (");
1503 Sprint_Node (Entry_Index_Specification (Node));
1507 Write_Param_Specs (Node);
1508 Write_Str_With_Col_Check_Sloc (" when ");
1509 Sprint_Node (Condition (Node));
1511 when N_Entry_Call_Alternative =>
1512 Sprint_Node_List (Pragmas_Before (Node));
1513 Sprint_Node_Sloc (Entry_Call_Statement (Node));
1514 Sprint_Node_List (Statements (Node));
1516 when N_Entry_Call_Statement =>
1518 Sprint_Node_Sloc (Name (Node));
1519 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
1522 when N_Entry_Declaration =>
1523 Write_Indent_Str_Sloc ("entry ");
1524 Write_Id (Defining_Identifier (Node));
1526 if Present (Discrete_Subtype_Definition (Node)) then
1527 Write_Str_With_Col_Check (" (");
1528 Sprint_Node (Discrete_Subtype_Definition (Node));
1532 Write_Param_Specs (Node);
1535 when N_Entry_Index_Specification =>
1536 Write_Str_With_Col_Check_Sloc ("for ");
1537 Write_Id (Defining_Identifier (Node));
1538 Write_Str_With_Col_Check (" in ");
1539 Sprint_Node (Discrete_Subtype_Definition (Node));
1541 when N_Enumeration_Representation_Clause =>
1542 Write_Indent_Str_Sloc ("for ");
1543 Write_Id (Identifier (Node));
1544 Write_Str_With_Col_Check (" use ");
1545 Sprint_Node (Array_Aggregate (Node));
1548 when N_Enumeration_Type_Definition =>
1551 -- Skip attempt to print Literals field if it's not there and
1552 -- we are in package Standard (case of Character, which is
1553 -- handled specially (without an explicit literals list).
1555 if Sloc (Node) > Standard_Location
1556 or else Present (Literals (Node))
1558 Sprint_Paren_Comma_List (Literals (Node));
1562 Write_Str_With_Col_Check_Sloc ("<error>");
1564 when N_Exception_Declaration =>
1565 if Write_Indent_Identifiers (Node) then
1566 Write_Str_With_Col_Check (" : ");
1568 if Is_Statically_Allocated (Defining_Identifier (Node)) then
1569 Write_Str_With_Col_Check ("static ");
1572 Write_Str_Sloc ("exception");
1574 if Present (Expression (Node)) then
1576 Sprint_Node (Expression (Node));
1582 when N_Exception_Handler =>
1583 Write_Indent_Str_Sloc ("when ");
1585 if Present (Choice_Parameter (Node)) then
1586 Sprint_Node (Choice_Parameter (Node));
1590 Sprint_Bar_List (Exception_Choices (Node));
1592 Sprint_Indented_List (Statements (Node));
1594 when N_Exception_Renaming_Declaration =>
1597 Sprint_Node (Defining_Identifier (Node));
1598 Write_Str_With_Col_Check (" : exception renames ");
1599 Sprint_Node (Name (Node));
1602 when N_Exit_Statement =>
1603 Write_Indent_Str_Sloc ("exit");
1604 Sprint_Opt_Node (Name (Node));
1606 if Present (Condition (Node)) then
1607 Write_Str_With_Col_Check (" when ");
1608 Sprint_Node (Condition (Node));
1613 when N_Expanded_Name =>
1614 Sprint_Node (Prefix (Node));
1615 Write_Char_Sloc ('.');
1616 Sprint_Node (Selector_Name (Node));
1618 when N_Explicit_Dereference =>
1619 Sprint_Node (Prefix (Node));
1620 Write_Char_Sloc ('.');
1621 Write_Str_Sloc ("all");
1623 when N_Expression_With_Actions =>
1625 Write_Indent_Str_Sloc ("do ");
1627 Sprint_Node_List (Actions (Node));
1630 Write_Str_With_Col_Check_Sloc ("in ");
1631 Sprint_Node (Expression (Node));
1632 Write_Str_With_Col_Check (" end");
1636 when N_Expression_Function =>
1638 Sprint_Node_Sloc (Specification (Node));
1642 Sprint_Node (Expression (Node));
1646 when N_Extended_Return_Statement =>
1647 Write_Indent_Str_Sloc ("return ");
1648 Sprint_Node_List (Return_Object_Declarations (Node));
1650 if Present (Handled_Statement_Sequence (Node)) then
1651 Write_Str_With_Col_Check (" do");
1652 Sprint_Node (Handled_Statement_Sequence (Node));
1653 Write_Indent_Str ("end return;");
1655 Write_Indent_Str (";");
1658 when N_Extension_Aggregate =>
1659 Write_Str_With_Col_Check_Sloc ("(");
1660 Sprint_Node (Ancestor_Part (Node));
1661 Write_Str_With_Col_Check (" with ");
1663 if Null_Record_Present (Node) then
1664 Write_Str_With_Col_Check ("null record");
1666 if Present (Expressions (Node)) then
1667 Sprint_Comma_List (Expressions (Node));
1669 if Present (Component_Associations (Node)) then
1674 if Present (Component_Associations (Node)) then
1675 Sprint_Comma_List (Component_Associations (Node));
1681 when N_Floating_Point_Definition =>
1682 Write_Str_With_Col_Check_Sloc ("digits ");
1683 Sprint_Node (Digits_Expression (Node));
1684 Sprint_Opt_Node (Real_Range_Specification (Node));
1686 when N_Formal_Decimal_Fixed_Point_Definition =>
1687 Write_Str_With_Col_Check_Sloc ("delta <> digits <>");
1689 when N_Formal_Derived_Type_Definition =>
1690 Write_Str_With_Col_Check_Sloc ("new ");
1691 Sprint_Node (Subtype_Mark (Node));
1693 if Present (Interface_List (Node)) then
1694 Write_Str_With_Col_Check (" and ");
1695 Sprint_And_List (Interface_List (Node));
1698 if Private_Present (Node) then
1699 Write_Str_With_Col_Check (" with private");
1702 when N_Formal_Abstract_Subprogram_Declaration =>
1703 Write_Indent_Str_Sloc ("with ");
1704 Sprint_Node (Specification (Node));
1706 Write_Str_With_Col_Check (" is abstract");
1708 if Box_Present (Node) then
1709 Write_Str_With_Col_Check (" <>");
1710 elsif Present (Default_Name (Node)) then
1711 Write_Str_With_Col_Check (" ");
1712 Sprint_Node (Default_Name (Node));
1717 when N_Formal_Concrete_Subprogram_Declaration =>
1718 Write_Indent_Str_Sloc ("with ");
1719 Sprint_Node (Specification (Node));
1721 if Box_Present (Node) then
1722 Write_Str_With_Col_Check (" is <>");
1723 elsif Present (Default_Name (Node)) then
1724 Write_Str_With_Col_Check (" is ");
1725 Sprint_Node (Default_Name (Node));
1730 when N_Formal_Discrete_Type_Definition =>
1731 Write_Str_With_Col_Check_Sloc ("<>");
1733 when N_Formal_Floating_Point_Definition =>
1734 Write_Str_With_Col_Check_Sloc ("digits <>");
1736 when N_Formal_Modular_Type_Definition =>
1737 Write_Str_With_Col_Check_Sloc ("mod <>");
1739 when N_Formal_Object_Declaration =>
1742 if Write_Indent_Identifiers (Node) then
1745 if In_Present (Node) then
1746 Write_Str_With_Col_Check ("in ");
1749 if Out_Present (Node) then
1750 Write_Str_With_Col_Check ("out ");
1753 if Present (Subtype_Mark (Node)) then
1755 -- Ada 2005 (AI-423): Formal object with null exclusion
1757 if Null_Exclusion_Present (Node) then
1758 Write_Str ("not null ");
1761 Sprint_Node (Subtype_Mark (Node));
1763 -- Ada 2005 (AI-423): Formal object with access definition
1766 pragma Assert (Present (Access_Definition (Node)));
1768 Sprint_Node (Access_Definition (Node));
1771 if Present (Default_Expression (Node)) then
1773 Sprint_Node (Default_Expression (Node));
1779 when N_Formal_Ordinary_Fixed_Point_Definition =>
1780 Write_Str_With_Col_Check_Sloc ("delta <>");
1782 when N_Formal_Package_Declaration =>
1783 Write_Indent_Str_Sloc ("with package ");
1784 Write_Id (Defining_Identifier (Node));
1785 Write_Str_With_Col_Check (" is new ");
1786 Sprint_Node (Name (Node));
1787 Write_Str_With_Col_Check (" (<>);");
1789 when N_Formal_Private_Type_Definition =>
1790 if Abstract_Present (Node) then
1791 Write_Str_With_Col_Check ("abstract ");
1794 if Tagged_Present (Node) then
1795 Write_Str_With_Col_Check ("tagged ");
1798 if Limited_Present (Node) then
1799 Write_Str_With_Col_Check ("limited ");
1802 Write_Str_With_Col_Check_Sloc ("private");
1804 when N_Formal_Incomplete_Type_Definition =>
1805 if Tagged_Present (Node) then
1806 Write_Str_With_Col_Check ("is tagged ");
1809 when N_Formal_Signed_Integer_Type_Definition =>
1810 Write_Str_With_Col_Check_Sloc ("range <>");
1812 when N_Formal_Type_Declaration =>
1813 Write_Indent_Str_Sloc ("type ");
1814 Write_Id (Defining_Identifier (Node));
1816 if Present (Discriminant_Specifications (Node)) then
1817 Write_Discr_Specs (Node);
1818 elsif Unknown_Discriminants_Present (Node) then
1819 Write_Str_With_Col_Check ("(<>)");
1822 if Nkind (Formal_Type_Definition (Node)) /=
1823 N_Formal_Incomplete_Type_Definition
1825 Write_Str_With_Col_Check (" is ");
1828 Sprint_Node (Formal_Type_Definition (Node));
1831 when N_Free_Statement =>
1832 Write_Indent_Str_Sloc ("free ");
1833 Sprint_Node (Expression (Node));
1836 when N_Freeze_Entity =>
1837 if Dump_Original_Only then
1840 elsif Present (Actions (Node)) or else Dump_Freeze_Null then
1842 Write_Rewrite_Str ("<<<");
1843 Write_Str_With_Col_Check_Sloc ("freeze ");
1844 Write_Id (Entity (Node));
1847 if No (Actions (Node)) then
1851 -- Output freeze actions. We increment Freeze_Indent during
1852 -- this output to avoid generating extra blank lines before
1853 -- any procedures included in the freeze actions.
1855 Freeze_Indent := Freeze_Indent + 1;
1856 Sprint_Indented_List (Actions (Node));
1857 Freeze_Indent := Freeze_Indent - 1;
1858 Write_Indent_Str ("]");
1861 Write_Rewrite_Str (">>>");
1864 when N_Full_Type_Declaration =>
1865 Write_Indent_Str_Sloc ("type ");
1866 Sprint_Node (Defining_Identifier (Node));
1867 Write_Discr_Specs (Node);
1868 Write_Str_With_Col_Check (" is ");
1869 Sprint_Node (Type_Definition (Node));
1872 when N_Function_Call =>
1874 Write_Subprogram_Name (Name (Node));
1875 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
1877 when N_Function_Instantiation =>
1878 Write_Indent_Str_Sloc ("function ");
1879 Sprint_Node (Defining_Unit_Name (Node));
1880 Write_Str_With_Col_Check (" is new ");
1881 Sprint_Node (Name (Node));
1882 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
1885 when N_Function_Specification =>
1886 Write_Str_With_Col_Check_Sloc ("function ");
1887 Sprint_Node (Defining_Unit_Name (Node));
1888 Write_Param_Specs (Node);
1889 Write_Str_With_Col_Check (" return ");
1891 -- Ada 2005 (AI-231)
1893 if Nkind (Result_Definition (Node)) /= N_Access_Definition
1894 and then Null_Exclusion_Present (Node)
1896 Write_Str (" not null ");
1899 Sprint_Node (Result_Definition (Node));
1901 when N_Generic_Association =>
1904 if Present (Selector_Name (Node)) then
1905 Sprint_Node (Selector_Name (Node));
1909 Sprint_Node (Explicit_Generic_Actual_Parameter (Node));
1911 when N_Generic_Function_Renaming_Declaration =>
1912 Write_Indent_Str_Sloc ("generic function ");
1913 Sprint_Node (Defining_Unit_Name (Node));
1914 Write_Str_With_Col_Check (" renames ");
1915 Sprint_Node (Name (Node));
1918 when N_Generic_Package_Declaration =>
1920 Write_Indent_Str_Sloc ("generic ");
1921 Sprint_Indented_List (Generic_Formal_Declarations (Node));
1923 Sprint_Node (Specification (Node));
1926 when N_Generic_Package_Renaming_Declaration =>
1927 Write_Indent_Str_Sloc ("generic package ");
1928 Sprint_Node (Defining_Unit_Name (Node));
1929 Write_Str_With_Col_Check (" renames ");
1930 Sprint_Node (Name (Node));
1933 when N_Generic_Procedure_Renaming_Declaration =>
1934 Write_Indent_Str_Sloc ("generic procedure ");
1935 Sprint_Node (Defining_Unit_Name (Node));
1936 Write_Str_With_Col_Check (" renames ");
1937 Sprint_Node (Name (Node));
1940 when N_Generic_Subprogram_Declaration =>
1942 Write_Indent_Str_Sloc ("generic ");
1943 Sprint_Indented_List (Generic_Formal_Declarations (Node));
1945 Sprint_Node (Specification (Node));
1948 when N_Goto_Statement =>
1949 Write_Indent_Str_Sloc ("goto ");
1950 Sprint_Node (Name (Node));
1953 if Nkind (Next (Node)) = N_Label then
1957 when N_Handled_Sequence_Of_Statements =>
1959 Sprint_Indented_List (Statements (Node));
1961 if Present (Exception_Handlers (Node)) then
1962 Write_Indent_Str ("exception");
1964 Sprint_Node_List (Exception_Handlers (Node));
1968 if Present (At_End_Proc (Node)) then
1969 Write_Indent_Str ("at end");
1972 Sprint_Node (At_End_Proc (Node));
1977 when N_Identifier =>
1981 when N_If_Statement =>
1982 Write_Indent_Str_Sloc ("if ");
1983 Sprint_Node (Condition (Node));
1984 Write_Str_With_Col_Check (" then");
1985 Sprint_Indented_List (Then_Statements (Node));
1986 Sprint_Opt_Node_List (Elsif_Parts (Node));
1988 if Present (Else_Statements (Node)) then
1989 Write_Indent_Str ("else");
1990 Sprint_Indented_List (Else_Statements (Node));
1993 Write_Indent_Str ("end if;");
1995 when N_Implicit_Label_Declaration =>
1996 if not Dump_Original_Only then
1998 Write_Rewrite_Str ("<<<");
2000 Write_Id (Defining_Identifier (Node));
2002 Write_Str_With_Col_Check ("label");
2003 Write_Rewrite_Str (">>>");
2007 Sprint_Left_Opnd (Node);
2008 Write_Str_Sloc (" in ");
2010 if Present (Right_Opnd (Node)) then
2011 Sprint_Right_Opnd (Node);
2013 Sprint_Bar_List (Alternatives (Node));
2016 when N_Incomplete_Type_Declaration =>
2017 Write_Indent_Str_Sloc ("type ");
2018 Write_Id (Defining_Identifier (Node));
2020 if Present (Discriminant_Specifications (Node)) then
2021 Write_Discr_Specs (Node);
2022 elsif Unknown_Discriminants_Present (Node) then
2023 Write_Str_With_Col_Check ("(<>)");
2028 when N_Index_Or_Discriminant_Constraint =>
2030 Sprint_Paren_Comma_List (Constraints (Node));
2032 when N_Indexed_Component =>
2033 Sprint_Node_Sloc (Prefix (Node));
2034 Sprint_Opt_Paren_Comma_List (Expressions (Node));
2036 when N_Integer_Literal =>
2037 if Print_In_Hex (Node) then
2038 Write_Uint_With_Col_Check_Sloc (Intval (Node), Hex);
2040 Write_Uint_With_Col_Check_Sloc (Intval (Node), Auto);
2043 when N_Iteration_Scheme =>
2044 if Present (Condition (Node)) then
2045 Write_Str_With_Col_Check_Sloc ("while ");
2046 Sprint_Node (Condition (Node));
2048 Write_Str_With_Col_Check_Sloc ("for ");
2050 if Present (Iterator_Specification (Node)) then
2051 Sprint_Node (Iterator_Specification (Node));
2053 Sprint_Node (Loop_Parameter_Specification (Node));
2059 when N_Iterator_Specification =>
2061 Write_Id (Defining_Identifier (Node));
2063 if Present (Subtype_Indication (Node)) then
2064 Write_Str_With_Col_Check (" : ");
2065 Sprint_Node (Subtype_Indication (Node));
2068 if Of_Present (Node) then
2069 Write_Str_With_Col_Check (" of ");
2071 Write_Str_With_Col_Check (" in ");
2074 if Reverse_Present (Node) then
2075 Write_Str_With_Col_Check ("reverse ");
2078 Sprint_Node (Name (Node));
2080 when N_Itype_Reference =>
2081 Write_Indent_Str_Sloc ("reference ");
2082 Write_Id (Itype (Node));
2085 Write_Indent_Str_Sloc ("<<");
2086 Write_Id (Identifier (Node));
2089 when N_Loop_Parameter_Specification =>
2091 Write_Id (Defining_Identifier (Node));
2092 Write_Str_With_Col_Check (" in ");
2094 if Reverse_Present (Node) then
2095 Write_Str_With_Col_Check ("reverse ");
2098 Sprint_Node (Discrete_Subtype_Definition (Node));
2100 when N_Loop_Statement =>
2103 if Present (Identifier (Node))
2104 and then (not Has_Created_Identifier (Node)
2105 or else not Dump_Original_Only)
2107 Write_Rewrite_Str ("<<<");
2108 Write_Id (Identifier (Node));
2110 Write_Rewrite_Str (">>>");
2111 Sprint_Node (Iteration_Scheme (Node));
2112 Write_Str_With_Col_Check_Sloc ("loop");
2113 Sprint_Indented_List (Statements (Node));
2114 Write_Indent_Str ("end loop ");
2115 Write_Rewrite_Str ("<<<");
2116 Write_Id (Identifier (Node));
2117 Write_Rewrite_Str (">>>");
2121 Sprint_Node (Iteration_Scheme (Node));
2122 Write_Str_With_Col_Check_Sloc ("loop");
2123 Sprint_Indented_List (Statements (Node));
2124 Write_Indent_Str ("end loop;");
2127 when N_Mod_Clause =>
2128 Sprint_Node_List (Pragmas_Before (Node));
2129 Write_Str_With_Col_Check_Sloc ("at mod ");
2130 Sprint_Node (Expression (Node));
2132 when N_Modular_Type_Definition =>
2133 Write_Str_With_Col_Check_Sloc ("mod ");
2134 Sprint_Node (Expression (Node));
2137 Sprint_Left_Opnd (Node);
2138 Write_Str_Sloc (" not in ");
2140 if Present (Right_Opnd (Node)) then
2141 Sprint_Right_Opnd (Node);
2143 Sprint_Bar_List (Alternatives (Node));
2147 Write_Str_With_Col_Check_Sloc ("null");
2149 when N_Null_Statement =>
2150 if Comes_From_Source (Node)
2151 or else Dump_Freeze_Null
2152 or else not Is_List_Member (Node)
2153 or else (No (Prev (Node)) and then No (Next (Node)))
2155 Write_Indent_Str_Sloc ("null;");
2158 when N_Number_Declaration =>
2161 if Write_Indent_Identifiers (Node) then
2162 Write_Str_With_Col_Check (" : constant ");
2164 Sprint_Node (Expression (Node));
2168 when N_Object_Declaration =>
2171 if Write_Indent_Identifiers (Node) then
2173 Def_Id : constant Entity_Id := Defining_Identifier (Node);
2176 Write_Str_With_Col_Check (" : ");
2178 if Is_Statically_Allocated (Def_Id) then
2179 Write_Str_With_Col_Check ("static ");
2182 if Aliased_Present (Node) then
2183 Write_Str_With_Col_Check ("aliased ");
2186 if Constant_Present (Node) then
2187 Write_Str_With_Col_Check ("constant ");
2190 -- Ada 2005 (AI-231)
2192 if Null_Exclusion_Present (Node) then
2193 Write_Str_With_Col_Check ("not null ");
2196 Sprint_Node (Object_Definition (Node));
2198 if Present (Expression (Node)) then
2200 Sprint_Node (Expression (Node));
2205 -- Handle implicit importation and implicit exportation of
2206 -- object declarations:
2207 -- $pragma import (Convention_Id, Def_Id, "...");
2208 -- $pragma export (Convention_Id, Def_Id, "...");
2210 if Is_Internal (Def_Id)
2211 and then Present (Interface_Name (Def_Id))
2213 Write_Indent_Str_Sloc ("$pragma ");
2215 if Is_Imported (Def_Id) then
2216 Write_Str ("import (");
2218 else pragma Assert (Is_Exported (Def_Id));
2219 Write_Str ("export (");
2223 Prefix : constant String := "Convention_";
2224 S : constant String := Convention (Def_Id)'Img;
2227 Name_Len := S'Last - Prefix'Last;
2228 Name_Buffer (1 .. Name_Len) :=
2229 S (Prefix'Last + 1 .. S'Last);
2230 Set_Casing (All_Lower_Case);
2231 Write_Str (Name_Buffer (1 .. Name_Len));
2237 Write_String_Table_Entry
2238 (Strval (Interface_Name (Def_Id)));
2244 when N_Object_Renaming_Declaration =>
2247 Sprint_Node (Defining_Identifier (Node));
2250 -- Ada 2005 (AI-230): Access renamings
2252 if Present (Access_Definition (Node)) then
2253 Sprint_Node (Access_Definition (Node));
2255 elsif Present (Subtype_Mark (Node)) then
2257 -- Ada 2005 (AI-423): Object renaming with a null exclusion
2259 if Null_Exclusion_Present (Node) then
2260 Write_Str ("not null ");
2263 Sprint_Node (Subtype_Mark (Node));
2266 Write_Str (" ??? ");
2269 Write_Str_With_Col_Check (" renames ");
2270 Sprint_Node (Name (Node));
2274 Write_Operator (Node, "abs ");
2275 Sprint_Right_Opnd (Node);
2278 Sprint_Left_Opnd (Node);
2279 Write_Operator (Node, " + ");
2280 Sprint_Right_Opnd (Node);
2283 Sprint_Left_Opnd (Node);
2284 Write_Operator (Node, " and ");
2285 Sprint_Right_Opnd (Node);
2288 Sprint_Left_Opnd (Node);
2289 Write_Operator (Node, " & ");
2290 Sprint_Right_Opnd (Node);
2293 Sprint_Left_Opnd (Node);
2295 Process_TFAI_RR_Flags (Node);
2296 Write_Operator (Node, "/ ");
2297 Sprint_Right_Opnd (Node);
2300 Sprint_Left_Opnd (Node);
2301 Write_Operator (Node, " = ");
2302 Sprint_Right_Opnd (Node);
2305 Sprint_Left_Opnd (Node);
2306 Write_Operator (Node, " ** ");
2307 Sprint_Right_Opnd (Node);
2310 Sprint_Left_Opnd (Node);
2311 Write_Operator (Node, " >= ");
2312 Sprint_Right_Opnd (Node);
2315 Sprint_Left_Opnd (Node);
2316 Write_Operator (Node, " > ");
2317 Sprint_Right_Opnd (Node);
2320 Sprint_Left_Opnd (Node);
2321 Write_Operator (Node, " <= ");
2322 Sprint_Right_Opnd (Node);
2325 Sprint_Left_Opnd (Node);
2326 Write_Operator (Node, " < ");
2327 Sprint_Right_Opnd (Node);
2330 Write_Operator (Node, "-");
2331 Sprint_Right_Opnd (Node);
2334 Sprint_Left_Opnd (Node);
2336 if Treat_Fixed_As_Integer (Node) then
2340 Write_Operator (Node, " mod ");
2341 Sprint_Right_Opnd (Node);
2343 when N_Op_Multiply =>
2344 Sprint_Left_Opnd (Node);
2346 Process_TFAI_RR_Flags (Node);
2347 Write_Operator (Node, "* ");
2348 Sprint_Right_Opnd (Node);
2351 Sprint_Left_Opnd (Node);
2352 Write_Operator (Node, " /= ");
2353 Sprint_Right_Opnd (Node);
2356 Write_Operator (Node, "not ");
2357 Sprint_Right_Opnd (Node);
2360 Sprint_Left_Opnd (Node);
2361 Write_Operator (Node, " or ");
2362 Sprint_Right_Opnd (Node);
2365 Write_Operator (Node, "+");
2366 Sprint_Right_Opnd (Node);
2369 Sprint_Left_Opnd (Node);
2371 if Treat_Fixed_As_Integer (Node) then
2375 Write_Operator (Node, " rem ");
2376 Sprint_Right_Opnd (Node);
2382 Write_Str_With_Col_Check ("(");
2383 Sprint_Node (Left_Opnd (Node));
2385 Sprint_Node (Right_Opnd (Node));
2388 when N_Op_Subtract =>
2389 Sprint_Left_Opnd (Node);
2390 Write_Operator (Node, " - ");
2391 Sprint_Right_Opnd (Node);
2394 Sprint_Left_Opnd (Node);
2395 Write_Operator (Node, " xor ");
2396 Sprint_Right_Opnd (Node);
2398 when N_Operator_Symbol =>
2399 Write_Name_With_Col_Check_Sloc (Chars (Node));
2401 when N_Ordinary_Fixed_Point_Definition =>
2402 Write_Str_With_Col_Check_Sloc ("delta ");
2403 Sprint_Node (Delta_Expression (Node));
2404 Sprint_Opt_Node (Real_Range_Specification (Node));
2407 Sprint_Left_Opnd (Node);
2408 Write_Str_Sloc (" or else ");
2409 Sprint_Right_Opnd (Node);
2411 when N_Others_Choice =>
2412 if All_Others (Node) then
2413 Write_Str_With_Col_Check ("all ");
2416 Write_Str_With_Col_Check_Sloc ("others");
2418 when N_Package_Body =>
2420 Write_Indent_Str_Sloc ("package body ");
2421 Sprint_Node (Defining_Unit_Name (Node));
2423 Sprint_Indented_List (Declarations (Node));
2425 if Present (Handled_Statement_Sequence (Node)) then
2426 Write_Indent_Str ("begin");
2427 Sprint_Node (Handled_Statement_Sequence (Node));
2430 Write_Indent_Str ("end ");
2432 (Handled_Statement_Sequence (Node), Defining_Unit_Name (Node));
2435 when N_Package_Body_Stub =>
2436 Write_Indent_Str_Sloc ("package body ");
2437 Sprint_Node (Defining_Identifier (Node));
2438 Write_Str_With_Col_Check (" is separate;");
2440 when N_Package_Declaration =>
2443 Sprint_Node_Sloc (Specification (Node));
2446 when N_Package_Instantiation =>
2448 Write_Indent_Str_Sloc ("package ");
2449 Sprint_Node (Defining_Unit_Name (Node));
2450 Write_Str (" is new ");
2451 Sprint_Node (Name (Node));
2452 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
2455 when N_Package_Renaming_Declaration =>
2456 Write_Indent_Str_Sloc ("package ");
2457 Sprint_Node (Defining_Unit_Name (Node));
2458 Write_Str_With_Col_Check (" renames ");
2459 Sprint_Node (Name (Node));
2462 when N_Package_Specification =>
2463 Write_Str_With_Col_Check_Sloc ("package ");
2464 Sprint_Node (Defining_Unit_Name (Node));
2466 if Nkind (Parent (Node)) = N_Package_Declaration
2467 and then Has_Aspects (Parent (Node))
2469 Sprint_Aspect_Specifications
2470 (Parent (Node), Semicolon => False);
2474 Sprint_Indented_List (Visible_Declarations (Node));
2476 if Present (Private_Declarations (Node)) then
2477 Write_Indent_Str ("private");
2478 Sprint_Indented_List (Private_Declarations (Node));
2481 Write_Indent_Str ("end ");
2482 Sprint_Node (Defining_Unit_Name (Node));
2484 when N_Parameter_Association =>
2485 Sprint_Node_Sloc (Selector_Name (Node));
2487 Sprint_Node (Explicit_Actual_Parameter (Node));
2489 when N_Parameter_Specification =>
2492 if Write_Identifiers (Node) then
2495 if In_Present (Node) then
2496 Write_Str_With_Col_Check ("in ");
2499 if Out_Present (Node) then
2500 Write_Str_With_Col_Check ("out ");
2503 -- Ada 2005 (AI-231): Parameter specification may carry null
2504 -- exclusion. Do not print it now if this is an access formal,
2505 -- it is emitted when the access definition is displayed.
2507 if Null_Exclusion_Present (Node)
2508 and then Nkind (Parameter_Type (Node))
2509 /= N_Access_Definition
2511 Write_Str ("not null ");
2514 Sprint_Node (Parameter_Type (Node));
2516 if Present (Expression (Node)) then
2518 Sprint_Node (Expression (Node));
2524 when N_Pop_Constraint_Error_Label =>
2525 Write_Indent_Str ("%pop_constraint_error_label");
2527 when N_Pop_Program_Error_Label =>
2528 Write_Indent_Str ("%pop_program_error_label");
2530 when N_Pop_Storage_Error_Label =>
2531 Write_Indent_Str ("%pop_storage_error_label");
2533 when N_Private_Extension_Declaration =>
2534 Write_Indent_Str_Sloc ("type ");
2535 Write_Id (Defining_Identifier (Node));
2537 if Present (Discriminant_Specifications (Node)) then
2538 Write_Discr_Specs (Node);
2539 elsif Unknown_Discriminants_Present (Node) then
2540 Write_Str_With_Col_Check ("(<>)");
2543 Write_Str_With_Col_Check (" is new ");
2544 Sprint_Node (Subtype_Indication (Node));
2546 if Present (Interface_List (Node)) then
2547 Write_Str_With_Col_Check (" and ");
2548 Sprint_And_List (Interface_List (Node));
2551 Write_Str_With_Col_Check (" with private;");
2553 when N_Private_Type_Declaration =>
2554 Write_Indent_Str_Sloc ("type ");
2555 Write_Id (Defining_Identifier (Node));
2557 if Present (Discriminant_Specifications (Node)) then
2558 Write_Discr_Specs (Node);
2559 elsif Unknown_Discriminants_Present (Node) then
2560 Write_Str_With_Col_Check ("(<>)");
2565 if Tagged_Present (Node) then
2566 Write_Str_With_Col_Check ("tagged ");
2569 if Limited_Present (Node) then
2570 Write_Str_With_Col_Check ("limited ");
2573 Write_Str_With_Col_Check ("private;");
2575 when N_Push_Constraint_Error_Label =>
2576 Write_Indent_Str ("%push_constraint_error_label (");
2578 if Present (Exception_Label (Node)) then
2579 Write_Name_With_Col_Check (Chars (Exception_Label (Node)));
2584 when N_Push_Program_Error_Label =>
2585 Write_Indent_Str ("%push_program_error_label (");
2587 if Present (Exception_Label (Node)) then
2588 Write_Name_With_Col_Check (Chars (Exception_Label (Node)));
2593 when N_Push_Storage_Error_Label =>
2594 Write_Indent_Str ("%push_storage_error_label (");
2596 if Present (Exception_Label (Node)) then
2597 Write_Name_With_Col_Check (Chars (Exception_Label (Node)));
2603 Write_Indent_Str_Sloc ("pragma ");
2604 Write_Name_With_Col_Check (Pragma_Name (Node));
2606 if Present (Pragma_Argument_Associations (Node)) then
2607 Sprint_Opt_Paren_Comma_List
2608 (Pragma_Argument_Associations (Node));
2613 when N_Pragma_Argument_Association =>
2616 if Chars (Node) /= No_Name then
2617 Write_Name_With_Col_Check (Chars (Node));
2621 Sprint_Node (Expression (Node));
2623 when N_Procedure_Call_Statement =>
2626 Write_Subprogram_Name (Name (Node));
2627 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
2630 when N_Procedure_Instantiation =>
2631 Write_Indent_Str_Sloc ("procedure ");
2632 Sprint_Node (Defining_Unit_Name (Node));
2633 Write_Str_With_Col_Check (" is new ");
2634 Sprint_Node (Name (Node));
2635 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
2638 when N_Procedure_Specification =>
2639 Write_Str_With_Col_Check_Sloc ("procedure ");
2640 Sprint_Node (Defining_Unit_Name (Node));
2641 Write_Param_Specs (Node);
2643 when N_Protected_Body =>
2644 Write_Indent_Str_Sloc ("protected body ");
2645 Write_Id (Defining_Identifier (Node));
2647 Sprint_Indented_List (Declarations (Node));
2648 Write_Indent_Str ("end ");
2649 Write_Id (Defining_Identifier (Node));
2652 when N_Protected_Body_Stub =>
2653 Write_Indent_Str_Sloc ("protected body ");
2654 Write_Id (Defining_Identifier (Node));
2655 Write_Str_With_Col_Check (" is separate;");
2657 when N_Protected_Definition =>
2659 Sprint_Indented_List (Visible_Declarations (Node));
2661 if Present (Private_Declarations (Node)) then
2662 Write_Indent_Str ("private");
2663 Sprint_Indented_List (Private_Declarations (Node));
2666 Write_Indent_Str ("end ");
2668 when N_Protected_Type_Declaration =>
2669 Write_Indent_Str_Sloc ("protected type ");
2670 Sprint_Node (Defining_Identifier (Node));
2671 Write_Discr_Specs (Node);
2673 if Present (Interface_List (Node)) then
2674 Write_Str (" is new ");
2675 Sprint_And_List (Interface_List (Node));
2676 Write_Str (" with ");
2681 Sprint_Node (Protected_Definition (Node));
2682 Write_Id (Defining_Identifier (Node));
2685 when N_Qualified_Expression =>
2686 Sprint_Node (Subtype_Mark (Node));
2687 Write_Char_Sloc (''');
2689 -- Print expression, make sure we have at least one level of
2690 -- parentheses around the expression. For cases of qualified
2691 -- expressions in the source, this is always the case, but
2692 -- for generated qualifications, there may be no explicit
2693 -- parentheses present.
2695 if Paren_Count (Expression (Node)) /= 0 then
2696 Sprint_Node (Expression (Node));
2700 Sprint_Node (Expression (Node));
2702 -- Odd case, for the qualified expressions used in machine
2703 -- code the argument may be a procedure call, resulting in
2704 -- a junk semicolon before the right parent, get rid of it.
2706 Write_Erase_Char (';');
2708 -- Now we can add the terminating right paren
2713 when N_Quantified_Expression =>
2716 if All_Present (Node) then
2717 Write_Str (" all ");
2719 Write_Str (" some ");
2722 if Present (Iterator_Specification (Node)) then
2723 Sprint_Node (Iterator_Specification (Node));
2725 Sprint_Node (Loop_Parameter_Specification (Node));
2729 Sprint_Node (Condition (Node));
2731 when N_Raise_Constraint_Error =>
2733 -- This node can be used either as a subexpression or as a
2734 -- statement form. The following test is a reasonably reliable
2735 -- way to distinguish the two cases.
2737 if Is_List_Member (Node)
2738 and then Nkind (Parent (Node)) not in N_Subexpr
2743 Write_Str_With_Col_Check_Sloc ("[constraint_error");
2744 Write_Condition_And_Reason (Node);
2746 when N_Raise_Program_Error =>
2748 -- This node can be used either as a subexpression or as a
2749 -- statement form. The following test is a reasonably reliable
2750 -- way to distinguish the two cases.
2752 if Is_List_Member (Node)
2753 and then Nkind (Parent (Node)) not in N_Subexpr
2758 Write_Str_With_Col_Check_Sloc ("[program_error");
2759 Write_Condition_And_Reason (Node);
2761 when N_Raise_Storage_Error =>
2763 -- This node can be used either as a subexpression or as a
2764 -- statement form. The following test is a reasonably reliable
2765 -- way to distinguish the two cases.
2767 if Is_List_Member (Node)
2768 and then Nkind (Parent (Node)) not in N_Subexpr
2773 Write_Str_With_Col_Check_Sloc ("[storage_error");
2774 Write_Condition_And_Reason (Node);
2776 when N_Raise_Statement =>
2777 Write_Indent_Str_Sloc ("raise ");
2778 Sprint_Node (Name (Node));
2782 Sprint_Node (Low_Bound (Node));
2783 Write_Str_Sloc (" .. ");
2784 Sprint_Node (High_Bound (Node));
2785 Update_Itype (Node);
2787 when N_Range_Constraint =>
2788 Write_Str_With_Col_Check_Sloc ("range ");
2789 Sprint_Node (Range_Expression (Node));
2791 when N_Real_Literal =>
2792 Write_Ureal_With_Col_Check_Sloc (Realval (Node));
2794 when N_Real_Range_Specification =>
2795 Write_Str_With_Col_Check_Sloc ("range ");
2796 Sprint_Node (Low_Bound (Node));
2798 Sprint_Node (High_Bound (Node));
2800 when N_Record_Definition =>
2801 if Abstract_Present (Node) then
2802 Write_Str_With_Col_Check ("abstract ");
2805 if Tagged_Present (Node) then
2806 Write_Str_With_Col_Check ("tagged ");
2809 if Limited_Present (Node) then
2810 Write_Str_With_Col_Check ("limited ");
2813 if Null_Present (Node) then
2814 Write_Str_With_Col_Check_Sloc ("null record");
2817 Write_Str_With_Col_Check_Sloc ("record");
2818 Sprint_Node (Component_List (Node));
2819 Write_Indent_Str ("end record");
2822 when N_Record_Representation_Clause =>
2823 Write_Indent_Str_Sloc ("for ");
2824 Sprint_Node (Identifier (Node));
2825 Write_Str_With_Col_Check (" use record ");
2827 if Present (Mod_Clause (Node)) then
2828 Sprint_Node (Mod_Clause (Node));
2831 Sprint_Indented_List (Component_Clauses (Node));
2832 Write_Indent_Str ("end record;");
2835 Sprint_Node (Prefix (Node));
2836 Write_Str_With_Col_Check_Sloc ("'reference");
2838 when N_Requeue_Statement =>
2839 Write_Indent_Str_Sloc ("requeue ");
2840 Sprint_Node (Name (Node));
2842 if Abort_Present (Node) then
2843 Write_Str_With_Col_Check (" with abort");
2848 -- Don't we want to print more detail???
2850 -- Doc of this extended syntax belongs in sinfo.ads and/or
2853 when N_SCIL_Dispatch_Table_Tag_Init =>
2854 Write_Indent_Str ("[N_SCIL_Dispatch_Table_Tag_Init]");
2856 when N_SCIL_Dispatching_Call =>
2857 Write_Indent_Str ("[N_SCIL_Dispatching_Node]");
2859 when N_SCIL_Membership_Test =>
2860 Write_Indent_Str ("[N_SCIL_Membership_Test]");
2862 when N_Simple_Return_Statement =>
2863 if Present (Expression (Node)) then
2864 Write_Indent_Str_Sloc ("return ");
2865 Sprint_Node (Expression (Node));
2868 Write_Indent_Str_Sloc ("return;");
2871 when N_Selective_Accept =>
2872 Write_Indent_Str_Sloc ("select");
2877 Alt_Node := First (Select_Alternatives (Node));
2880 Sprint_Node (Alt_Node);
2883 exit when No (Alt_Node);
2884 Write_Indent_Str ("or");
2888 if Present (Else_Statements (Node)) then
2889 Write_Indent_Str ("else");
2890 Sprint_Indented_List (Else_Statements (Node));
2893 Write_Indent_Str ("end select;");
2895 when N_Signed_Integer_Type_Definition =>
2896 Write_Str_With_Col_Check_Sloc ("range ");
2897 Sprint_Node (Low_Bound (Node));
2899 Sprint_Node (High_Bound (Node));
2901 when N_Single_Protected_Declaration =>
2902 Write_Indent_Str_Sloc ("protected ");
2903 Write_Id (Defining_Identifier (Node));
2905 Sprint_Node (Protected_Definition (Node));
2906 Write_Id (Defining_Identifier (Node));
2909 when N_Single_Task_Declaration =>
2910 Write_Indent_Str_Sloc ("task ");
2911 Sprint_Node (Defining_Identifier (Node));
2913 if Present (Task_Definition (Node)) then
2915 Sprint_Node (Task_Definition (Node));
2920 when N_Selected_Component =>
2921 Sprint_Node (Prefix (Node));
2922 Write_Char_Sloc ('.');
2923 Sprint_Node (Selector_Name (Node));
2927 Sprint_Node (Prefix (Node));
2928 Write_Str_With_Col_Check (" (");
2929 Sprint_Node (Discrete_Range (Node));
2932 when N_String_Literal =>
2933 if String_Length (Strval (Node)) + Column > Sprint_Line_Limit then
2934 Write_Indent_Str (" ");
2938 Write_String_Table_Entry (Strval (Node));
2940 when N_Subprogram_Body =>
2942 -- Output extra blank line unless we are in freeze actions
2944 if Freeze_Indent = 0 then
2950 if Present (Corresponding_Spec (Node)) then
2951 Sprint_Node_Sloc (Parent (Corresponding_Spec (Node)));
2953 Sprint_Node_Sloc (Specification (Node));
2958 Sprint_Indented_List (Declarations (Node));
2959 Write_Indent_Str ("begin");
2960 Sprint_Node (Handled_Statement_Sequence (Node));
2962 Write_Indent_Str ("end ");
2965 (Handled_Statement_Sequence (Node),
2966 Defining_Unit_Name (Specification (Node)));
2969 if Is_List_Member (Node)
2970 and then Present (Next (Node))
2971 and then Nkind (Next (Node)) /= N_Subprogram_Body
2976 when N_Subprogram_Body_Stub =>
2978 Sprint_Node_Sloc (Specification (Node));
2979 Write_Str_With_Col_Check (" is separate;");
2981 when N_Subprogram_Declaration =>
2983 Sprint_Node_Sloc (Specification (Node));
2985 if Nkind (Specification (Node)) = N_Procedure_Specification
2986 and then Null_Present (Specification (Node))
2988 Write_Str_With_Col_Check (" is null");
2993 when N_Subprogram_Info =>
2994 Sprint_Node (Identifier (Node));
2995 Write_Str_With_Col_Check_Sloc ("'subprogram_info");
2997 when N_Subprogram_Renaming_Declaration =>
2999 Sprint_Node (Specification (Node));
3000 Write_Str_With_Col_Check_Sloc (" renames ");
3001 Sprint_Node (Name (Node));
3004 when N_Subtype_Declaration =>
3005 Write_Indent_Str_Sloc ("subtype ");
3006 Sprint_Node (Defining_Identifier (Node));
3009 -- Ada 2005 (AI-231)
3011 if Null_Exclusion_Present (Node) then
3012 Write_Str ("not null ");
3015 Sprint_Node (Subtype_Indication (Node));
3018 when N_Subtype_Indication =>
3019 Sprint_Node_Sloc (Subtype_Mark (Node));
3021 Sprint_Node (Constraint (Node));
3024 Write_Indent_Str_Sloc ("separate (");
3025 Sprint_Node (Name (Node));
3028 Sprint_Node (Proper_Body (Node));
3031 Write_Indent_Str_Sloc ("task body ");
3032 Write_Id (Defining_Identifier (Node));
3034 Sprint_Indented_List (Declarations (Node));
3035 Write_Indent_Str ("begin");
3036 Sprint_Node (Handled_Statement_Sequence (Node));
3037 Write_Indent_Str ("end ");
3039 (Handled_Statement_Sequence (Node), Defining_Identifier (Node));
3042 when N_Task_Body_Stub =>
3043 Write_Indent_Str_Sloc ("task body ");
3044 Write_Id (Defining_Identifier (Node));
3045 Write_Str_With_Col_Check (" is separate;");
3047 when N_Task_Definition =>
3049 Sprint_Indented_List (Visible_Declarations (Node));
3051 if Present (Private_Declarations (Node)) then
3052 Write_Indent_Str ("private");
3053 Sprint_Indented_List (Private_Declarations (Node));
3056 Write_Indent_Str ("end ");
3057 Sprint_End_Label (Node, Defining_Identifier (Parent (Node)));
3059 when N_Task_Type_Declaration =>
3060 Write_Indent_Str_Sloc ("task type ");
3061 Sprint_Node (Defining_Identifier (Node));
3062 Write_Discr_Specs (Node);
3064 if Present (Interface_List (Node)) then
3065 Write_Str (" is new ");
3066 Sprint_And_List (Interface_List (Node));
3069 if Present (Task_Definition (Node)) then
3070 if No (Interface_List (Node)) then
3073 Write_Str (" with ");
3076 Sprint_Node (Task_Definition (Node));
3081 when N_Terminate_Alternative =>
3082 Sprint_Node_List (Pragmas_Before (Node));
3085 if Present (Condition (Node)) then
3086 Write_Str_With_Col_Check ("when ");
3087 Sprint_Node (Condition (Node));
3091 Write_Str_With_Col_Check_Sloc ("terminate;");
3092 Sprint_Node_List (Pragmas_After (Node));
3094 when N_Timed_Entry_Call =>
3095 Write_Indent_Str_Sloc ("select");
3097 Sprint_Node (Entry_Call_Alternative (Node));
3099 Write_Indent_Str ("or");
3101 Sprint_Node (Delay_Alternative (Node));
3103 Write_Indent_Str ("end select;");
3105 when N_Triggering_Alternative =>
3106 Sprint_Node_List (Pragmas_Before (Node));
3107 Sprint_Node_Sloc (Triggering_Statement (Node));
3108 Sprint_Node_List (Statements (Node));
3110 when N_Type_Conversion =>
3112 Sprint_Node (Subtype_Mark (Node));
3115 if Conversion_OK (Node) then
3119 if Float_Truncate (Node) then
3123 if Rounded_Result (Node) then
3128 Sprint_Node (Expression (Node));
3131 when N_Unchecked_Expression =>
3134 Sprint_Node_Sloc (Expression (Node));
3137 when N_Unchecked_Type_Conversion =>
3138 Sprint_Node (Subtype_Mark (Node));
3140 Write_Str_With_Col_Check ("(");
3141 Sprint_Node_Sloc (Expression (Node));
3144 when N_Unconstrained_Array_Definition =>
3145 Write_Str_With_Col_Check_Sloc ("array (");
3150 Node1 := First (Subtype_Marks (Node));
3152 Sprint_Node (Node1);
3153 Write_Str_With_Col_Check (" range <>");
3155 exit when Node1 = Empty;
3160 Write_Str (") of ");
3161 Sprint_Node (Component_Definition (Node));
3163 when N_Unused_At_Start | N_Unused_At_End =>
3164 Write_Indent_Str ("***** Error, unused node encountered *****");
3167 when N_Use_Package_Clause =>
3168 Write_Indent_Str_Sloc ("use ");
3169 Sprint_Comma_List (Names (Node));
3172 when N_Use_Type_Clause =>
3173 Write_Indent_Str_Sloc ("use type ");
3174 Sprint_Comma_List (Subtype_Marks (Node));
3177 when N_Validate_Unchecked_Conversion =>
3178 Write_Indent_Str_Sloc ("validate unchecked_conversion (");
3179 Sprint_Node (Source_Type (Node));
3181 Sprint_Node (Target_Type (Node));
3185 Write_Indent_Str_Sloc ("when ");
3186 Sprint_Bar_List (Discrete_Choices (Node));
3188 Sprint_Node (Component_List (Node));
3190 when N_Variant_Part =>
3192 Write_Indent_Str_Sloc ("case ");
3193 Sprint_Node (Name (Node));
3195 Sprint_Indented_List (Variants (Node));
3196 Write_Indent_Str ("end case");
3199 when N_With_Clause =>
3201 -- Special test, if we are dumping the original tree only,
3202 -- then we want to eliminate the bogus with clauses that
3203 -- correspond to the non-existent children of Text_IO.
3205 if Dump_Original_Only
3206 and then Is_Text_IO_Kludge_Unit (Name (Node))
3210 -- Normal case, output the with clause
3213 if First_Name (Node) or else not Dump_Original_Only then
3215 -- Ada 2005 (AI-50217): Print limited with_clauses
3217 if Private_Present (Node) and Limited_Present (Node) then
3218 Write_Indent_Str ("limited private with ");
3220 elsif Private_Present (Node) then
3221 Write_Indent_Str ("private with ");
3223 elsif Limited_Present (Node) then
3224 Write_Indent_Str ("limited with ");
3227 Write_Indent_Str ("with ");
3234 Sprint_Node_Sloc (Name (Node));
3236 if Last_Name (Node) or else not Dump_Original_Only then
3242 -- Print aspects, except for special case of package declaration,
3243 -- where the aspects are printed inside the package specification.
3245 if Has_Aspects (Node) and Nkind (Node) /= N_Package_Declaration then
3246 Sprint_Aspect_Specifications (Node, Semicolon => True);
3249 if Nkind (Node) in N_Subexpr
3250 and then Do_Range_Check (Node)
3255 for J in 1 .. Paren_Count (Node) loop
3259 Dump_Node := Save_Dump_Node;
3260 end Sprint_Node_Actual;
3262 ----------------------
3263 -- Sprint_Node_List --
3264 ----------------------
3266 procedure Sprint_Node_List (List : List_Id; New_Lines : Boolean := False) is
3270 if Is_Non_Empty_List (List) then
3271 Node := First (List);
3276 exit when Node = Empty;
3280 if New_Lines and then Column /= 1 then
3283 end Sprint_Node_List;
3285 ----------------------
3286 -- Sprint_Node_Sloc --
3287 ----------------------
3289 procedure Sprint_Node_Sloc (Node : Node_Id) is
3293 if Debug_Generated_Code and then Present (Dump_Node) then
3294 Set_Sloc (Dump_Node, Sloc (Node));
3297 end Sprint_Node_Sloc;
3299 ---------------------
3300 -- Sprint_Opt_Node --
3301 ---------------------
3303 procedure Sprint_Opt_Node (Node : Node_Id) is
3305 if Present (Node) then
3309 end Sprint_Opt_Node;
3311 --------------------------
3312 -- Sprint_Opt_Node_List --
3313 --------------------------
3315 procedure Sprint_Opt_Node_List (List : List_Id) is
3317 if Present (List) then
3318 Sprint_Node_List (List);
3320 end Sprint_Opt_Node_List;
3322 ---------------------------------
3323 -- Sprint_Opt_Paren_Comma_List --
3324 ---------------------------------
3326 procedure Sprint_Opt_Paren_Comma_List (List : List_Id) is
3328 if Is_Non_Empty_List (List) then
3330 Sprint_Paren_Comma_List (List);
3332 end Sprint_Opt_Paren_Comma_List;
3334 -----------------------------
3335 -- Sprint_Paren_Comma_List --
3336 -----------------------------
3338 procedure Sprint_Paren_Comma_List (List : List_Id) is
3340 Node_Exists : Boolean := False;
3344 if Is_Non_Empty_List (List) then
3346 if Dump_Original_Only then
3348 while Present (N) loop
3349 if not Is_Rewrite_Insertion (N) then
3350 Node_Exists := True;
3357 if not Node_Exists then
3362 Write_Str_With_Col_Check ("(");
3363 Sprint_Comma_List (List);
3366 end Sprint_Paren_Comma_List;
3368 ----------------------
3369 -- Sprint_Right_Opnd --
3370 ----------------------
3372 procedure Sprint_Right_Opnd (N : Node_Id) is
3373 Opnd : constant Node_Id := Right_Opnd (N);
3376 if Paren_Count (Opnd) /= 0
3377 or else Op_Prec (Nkind (Opnd)) > Op_Prec (Nkind (N))
3386 end Sprint_Right_Opnd;
3392 procedure Update_Itype (Node : Node_Id) is
3394 if Present (Etype (Node))
3395 and then Is_Itype (Etype (Node))
3396 and then Debug_Generated_Code
3398 Set_Sloc (Etype (Node), Sloc (Node));
3402 ---------------------
3403 -- Write_Char_Sloc --
3404 ---------------------
3406 procedure Write_Char_Sloc (C : Character) is
3408 if Debug_Generated_Code and then C /= ' ' then
3413 end Write_Char_Sloc;
3415 --------------------------------
3416 -- Write_Condition_And_Reason --
3417 --------------------------------
3419 procedure Write_Condition_And_Reason (Node : Node_Id) is
3420 Cond : constant Node_Id := Condition (Node);
3421 Image : constant String := RT_Exception_Code'Image
3422 (RT_Exception_Code'Val
3423 (UI_To_Int (Reason (Node))));
3426 if Present (Cond) then
3428 -- If condition is a single entity, or NOT with a single entity,
3429 -- output all on one line, since it will likely fit just fine.
3431 if Is_Entity_Name (Cond)
3432 or else (Nkind (Cond) = N_Op_Not
3433 and then Is_Entity_Name (Right_Opnd (Cond)))
3435 Write_Str_With_Col_Check (" when ");
3439 -- Otherwise for more complex condition, multiple lines
3442 Write_Str_With_Col_Check (" when");
3443 Indent := Indent + 2;
3447 Indent := Indent - 2;
3450 -- If no condition, just need a space (all on one line)
3460 for J in 4 .. Image'Last loop
3461 if Image (J) = '_' then
3464 Write_Char (Fold_Lower (Image (J)));
3469 end Write_Condition_And_Reason;
3471 --------------------------------
3472 -- Write_Corresponding_Source --
3473 --------------------------------
3475 procedure Write_Corresponding_Source (S : String) is
3477 Src : Source_Buffer_Ptr;
3480 -- Ignore if not in dump source text mode, or if in freeze actions
3482 if Dump_Source_Text and then Freeze_Indent = 0 then
3484 -- Ignore null string
3490 -- Ignore space or semicolon at end of given string
3492 if S (S'Last) = ' ' or else S (S'Last) = ';' then
3493 Write_Corresponding_Source (S (S'First .. S'Last - 1));
3497 -- Loop to look at next lines not yet printed in source file
3500 Last_Line_Printed + 1 .. Last_Source_Line (Current_Source_File)
3502 Src := Source_Text (Current_Source_File);
3503 Loc := Line_Start (L, Current_Source_File);
3505 -- If comment, keep looking
3507 if Src (Loc .. Loc + 1) = "--" then
3510 -- Search to first non-blank
3513 while Src (Loc) not in Line_Terminator loop
3517 if Src (Loc) /= ' ' and then Src (Loc) /= ASCII.HT then
3519 -- Loop through characters in string to see if we match
3521 for J in S'Range loop
3523 -- If mismatch, then not the case we are looking for
3525 if Src (Loc) /= S (J) then
3532 -- If we fall through, string matched, if white space or
3533 -- semicolon after the matched string, this is the case
3534 -- we are looking for.
3536 if Src (Loc) in Line_Terminator
3537 or else Src (Loc) = ' '
3538 or else Src (Loc) = ASCII.HT
3539 or else Src (Loc) = ';'
3541 -- So output source lines up to and including this one
3543 Write_Source_Lines (L);
3552 -- Line was all blanks, or a comment line, keep looking
3556 end Write_Corresponding_Source;
3558 -----------------------
3559 -- Write_Discr_Specs --
3560 -----------------------
3562 procedure Write_Discr_Specs (N : Node_Id) is
3567 Specs := Discriminant_Specifications (N);
3569 if Present (Specs) then
3570 Write_Str_With_Col_Check (" (");
3571 Spec := First (Specs);
3576 exit when Spec = Empty;
3578 -- Add semicolon, unless we are printing original tree and the
3579 -- next specification is part of a list (but not the first
3580 -- element of that list)
3582 if not Dump_Original_Only or else not Prev_Ids (Spec) then
3589 end Write_Discr_Specs;
3595 procedure Write_Ekind (E : Entity_Id) is
3596 S : constant String := Entity_Kind'Image (Ekind (E));
3599 Name_Len := S'Length;
3600 Name_Buffer (1 .. Name_Len) := S;
3601 Set_Casing (Mixed_Case);
3602 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
3609 procedure Write_Id (N : Node_Id) is
3611 -- Deal with outputting Itype
3613 -- Note: if we are printing the full tree with -gnatds, then we may
3614 -- end up picking up the Associated_Node link from a generic template
3615 -- here which overlaps the Entity field, but as documented, Write_Itype
3616 -- is defended against junk calls.
3618 if Nkind (N) in N_Entity then
3620 elsif Nkind (N) in N_Has_Entity then
3621 Write_Itype (Entity (N));
3624 -- Case of a defining identifier
3626 if Nkind (N) = N_Defining_Identifier then
3628 -- If defining identifier has an interface name (and no
3629 -- address clause), then we output the interface name.
3631 if (Is_Imported (N) or else Is_Exported (N))
3632 and then Present (Interface_Name (N))
3633 and then No (Address_Clause (N))
3635 String_To_Name_Buffer (Strval (Interface_Name (N)));
3636 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
3638 -- If no interface name (or inactive because there was
3639 -- an address clause), then just output the Chars name.
3642 Write_Name_With_Col_Check (Chars (N));
3645 -- Case of selector of an expanded name where the expanded name
3646 -- has an associated entity, output this entity. Check that the
3647 -- entity or associated node is of the right kind, see above.
3649 elsif Nkind (Parent (N)) = N_Expanded_Name
3650 and then Selector_Name (Parent (N)) = N
3651 and then Present (Entity_Or_Associated_Node (Parent (N)))
3652 and then Nkind (Entity (Parent (N))) in N_Entity
3654 Write_Id (Entity (Parent (N)));
3656 -- For any other node with an associated entity, output it
3658 elsif Nkind (N) in N_Has_Entity
3659 and then Present (Entity_Or_Associated_Node (N))
3660 and then Nkind (Entity_Or_Associated_Node (N)) in N_Entity
3662 Write_Id (Entity (N));
3664 -- All other cases, we just print the Chars field
3667 Write_Name_With_Col_Check (Chars (N));
3671 -----------------------
3672 -- Write_Identifiers --
3673 -----------------------
3675 function Write_Identifiers (Node : Node_Id) return Boolean is
3677 Sprint_Node (Defining_Identifier (Node));
3678 Update_Itype (Defining_Identifier (Node));
3680 -- The remainder of the declaration must be printed unless we are
3681 -- printing the original tree and this is not the last identifier
3684 not Dump_Original_Only or else not More_Ids (Node);
3686 end Write_Identifiers;
3688 ------------------------
3689 -- Write_Implicit_Def --
3690 ------------------------
3692 procedure Write_Implicit_Def (E : Entity_Id) is
3697 when E_Array_Subtype =>
3698 Write_Str_With_Col_Check ("subtype ");
3700 Write_Str_With_Col_Check (" is ");
3701 Write_Id (Base_Type (E));
3702 Write_Str_With_Col_Check (" (");
3704 Ind := First_Index (E);
3705 while Present (Ind) loop
3709 if Present (Ind) then
3716 when E_Signed_Integer_Subtype | E_Enumeration_Subtype =>
3717 Write_Str_With_Col_Check ("subtype ");
3720 Write_Id (Etype (E));
3721 Write_Str_With_Col_Check (" range ");
3722 Sprint_Node (Scalar_Range (E));
3726 Write_Str_With_Col_Check ("type ");
3728 Write_Str_With_Col_Check (" is <");
3733 end Write_Implicit_Def;
3739 procedure Write_Indent is
3740 Loc : constant Source_Ptr := Sloc (Dump_Node);
3743 if Indent_Annull_Flag then
3744 Indent_Annull_Flag := False;
3746 -- Deal with Dump_Source_Text output. Note that we ignore implicit
3747 -- label declarations, since they typically have the sloc of the
3748 -- corresponding label, which really messes up the -gnatL output.
3751 and then Loc > No_Location
3752 and then Nkind (Dump_Node) /= N_Implicit_Label_Declaration
3754 if Get_Source_File_Index (Loc) = Current_Source_File then
3756 (Get_Physical_Line_Number (Sloc (Dump_Node)));
3762 for J in 1 .. Indent loop
3768 ------------------------------
3769 -- Write_Indent_Identifiers --
3770 ------------------------------
3772 function Write_Indent_Identifiers (Node : Node_Id) return Boolean is
3774 -- We need to start a new line for every node, except in the case
3775 -- where we are printing the original tree and this is not the first
3776 -- defining identifier in the list.
3778 if not Dump_Original_Only or else not Prev_Ids (Node) then
3781 -- If printing original tree and this is not the first defining
3782 -- identifier in the list, then the previous call to this procedure
3783 -- printed only the name, and we add a comma to separate the names.
3789 Sprint_Node (Defining_Identifier (Node));
3791 -- The remainder of the declaration must be printed unless we are
3792 -- printing the original tree and this is not the last identifier
3795 not Dump_Original_Only or else not More_Ids (Node);
3796 end Write_Indent_Identifiers;
3798 -----------------------------------
3799 -- Write_Indent_Identifiers_Sloc --
3800 -----------------------------------
3802 function Write_Indent_Identifiers_Sloc (Node : Node_Id) return Boolean is
3804 -- We need to start a new line for every node, except in the case
3805 -- where we are printing the original tree and this is not the first
3806 -- defining identifier in the list.
3808 if not Dump_Original_Only or else not Prev_Ids (Node) then
3811 -- If printing original tree and this is not the first defining
3812 -- identifier in the list, then the previous call to this procedure
3813 -- printed only the name, and we add a comma to separate the names.
3820 Sprint_Node (Defining_Identifier (Node));
3822 -- The remainder of the declaration must be printed unless we are
3823 -- printing the original tree and this is not the last identifier
3825 return not Dump_Original_Only or else not More_Ids (Node);
3826 end Write_Indent_Identifiers_Sloc;
3828 ----------------------
3829 -- Write_Indent_Str --
3830 ----------------------
3832 procedure Write_Indent_Str (S : String) is
3834 Write_Corresponding_Source (S);
3837 end Write_Indent_Str;
3839 ---------------------------
3840 -- Write_Indent_Str_Sloc --
3841 ---------------------------
3843 procedure Write_Indent_Str_Sloc (S : String) is
3845 Write_Corresponding_Source (S);
3848 end Write_Indent_Str_Sloc;
3854 procedure Write_Itype (Typ : Entity_Id) is
3856 procedure Write_Header (T : Boolean := True);
3857 -- Write type if T is True, subtype if T is false
3863 procedure Write_Header (T : Boolean := True) is
3866 Write_Str ("[type ");
3868 Write_Str ("[subtype ");
3871 Write_Name_With_Col_Check (Chars (Typ));
3875 -- Start of processing for Write_Itype
3878 if Nkind (Typ) in N_Entity
3879 and then Is_Itype (Typ)
3880 and then not Itype_Printed (Typ)
3882 -- Itype to be printed
3885 B : constant Node_Id := Etype (Typ);
3887 P : constant Node_Id := Parent (Typ);
3889 S : constant Saved_Output_Buffer := Save_Output_Buffer;
3890 -- Save current output buffer
3892 Old_Sloc : Source_Ptr;
3893 -- Save sloc of related node, so it is not modified when
3894 -- printing with -gnatD.
3897 -- Write indentation at start of line
3899 for J in 1 .. Indent loop
3903 -- If we have a constructed declaration for the itype, print it
3906 and then Nkind (P) in N_Declaration
3907 and then Defining_Entity (P) = Typ
3909 -- We must set Itype_Printed true before the recursive call to
3910 -- print the node, otherwise we get an infinite recursion!
3912 Set_Itype_Printed (Typ, True);
3914 -- Write the declaration enclosed in [], avoiding new line
3915 -- at start of declaration, and semicolon at end.
3917 -- Note: The itype may be imported from another unit, in which
3918 -- case we do not want to modify the Sloc of the declaration.
3919 -- Otherwise the itype may appear to be in the current unit,
3920 -- and the back-end will reject a reference out of scope.
3923 Indent_Annull_Flag := True;
3924 Old_Sloc := Sloc (P);
3926 Set_Sloc (P, Old_Sloc);
3927 Write_Erase_Char (';');
3929 -- If no constructed declaration, then we have to concoct the
3930 -- source corresponding to the type entity that we have at hand.
3935 -- Access types and subtypes
3938 Write_Header (Ekind (Typ) = E_Access_Type);
3940 if Can_Never_Be_Null (Typ) then
3941 Write_Str ("not null ");
3944 Write_Str ("access ");
3946 if Is_Access_Constant (Typ) then
3947 Write_Str ("constant ");
3950 Write_Id (Directly_Designated_Type (Typ));
3952 -- Array types and string types
3954 when E_Array_Type | E_String_Type =>
3956 Write_Str ("array (");
3958 X := First_Index (Typ);
3962 if not Is_Constrained (Typ) then
3963 Write_Str (" range <>");
3971 Write_Str (") of ");
3972 X := Component_Type (Typ);
3974 -- Preserve sloc of component type, which is defined
3975 -- elsewhere than the itype (see comment above).
3977 Old_Sloc := Sloc (X);
3979 Set_Sloc (X, Old_Sloc);
3981 -- Array subtypes and string subtypes.
3982 -- Preserve Sloc of index subtypes, as above.
3984 when E_Array_Subtype | E_String_Subtype =>
3985 Write_Header (False);
3986 Write_Id (Etype (Typ));
3989 X := First_Index (Typ);
3991 Old_Sloc := Sloc (X);
3993 Set_Sloc (X, Old_Sloc);
4001 -- Signed integer types, and modular integer subtypes,
4002 -- and also enumeration subtypes.
4004 when E_Signed_Integer_Type |
4005 E_Signed_Integer_Subtype |
4006 E_Modular_Integer_Subtype |
4007 E_Enumeration_Subtype =>
4009 Write_Header (Ekind (Typ) = E_Signed_Integer_Type);
4011 if Ekind (Typ) = E_Signed_Integer_Type then
4017 -- Print bounds if different from base type
4020 L : constant Node_Id := Type_Low_Bound (Typ);
4021 H : constant Node_Id := Type_High_Bound (Typ);
4026 -- B can either be a scalar type, in which case the
4027 -- declaration of Typ may constrain it with different
4028 -- bounds, or a private type, in which case we know
4029 -- that the declaration of Typ cannot have a scalar
4032 if Is_Scalar_Type (B) then
4033 LE := Type_Low_Bound (B);
4034 HE := Type_High_Bound (B);
4042 and then Nkind (L) = N_Integer_Literal
4043 and then Nkind (H) = N_Integer_Literal
4044 and then Nkind (LE) = N_Integer_Literal
4045 and then Nkind (HE) = N_Integer_Literal
4046 and then UI_Eq (Intval (L), Intval (LE))
4047 and then UI_Eq (Intval (H), Intval (HE)))
4052 Write_Str (" range ");
4053 Sprint_Node (Type_Low_Bound (Typ));
4055 Sprint_Node (Type_High_Bound (Typ));
4059 -- Modular integer types
4061 when E_Modular_Integer_Type =>
4063 Write_Str (" mod ");
4064 Write_Uint_With_Col_Check (Modulus (Typ), Auto);
4066 -- Floating point types and subtypes
4068 when E_Floating_Point_Type |
4069 E_Floating_Point_Subtype =>
4071 Write_Header (Ekind (Typ) = E_Floating_Point_Type);
4073 if Ekind (Typ) = E_Floating_Point_Type then
4077 Write_Id (Etype (Typ));
4079 if Digits_Value (Typ) /= Digits_Value (Etype (Typ)) then
4080 Write_Str (" digits ");
4081 Write_Uint_With_Col_Check
4082 (Digits_Value (Typ), Decimal);
4085 -- Print bounds if not different from base type
4088 L : constant Node_Id := Type_Low_Bound (Typ);
4089 H : constant Node_Id := Type_High_Bound (Typ);
4090 LE : constant Node_Id := Type_Low_Bound (B);
4091 HE : constant Node_Id := Type_High_Bound (B);
4094 if Nkind (L) = N_Real_Literal
4095 and then Nkind (H) = N_Real_Literal
4096 and then Nkind (LE) = N_Real_Literal
4097 and then Nkind (HE) = N_Real_Literal
4098 and then UR_Eq (Realval (L), Realval (LE))
4099 and then UR_Eq (Realval (H), Realval (HE))
4104 Write_Str (" range ");
4105 Sprint_Node (Type_Low_Bound (Typ));
4107 Sprint_Node (Type_High_Bound (Typ));
4113 when E_Record_Subtype =>
4114 Write_Header (False);
4115 Write_Str ("record");
4121 C := First_Entity (Typ);
4122 while Present (C) loop
4126 Write_Id (Etype (C));
4132 Write_Indent_Str (" end record");
4136 when E_Class_Wide_Type |
4137 E_Class_Wide_Subtype =>
4139 Write_Name_With_Col_Check (Chars (Etype (Typ)));
4140 Write_Str ("'Class");
4144 when E_Subprogram_Type =>
4147 if Etype (Typ) = Standard_Void_Type then
4148 Write_Str ("procedure");
4150 Write_Str ("function");
4153 if Present (First_Entity (Typ)) then
4160 Param := First_Entity (Typ);
4165 if Ekind (Param) = E_In_Out_Parameter then
4166 Write_Str ("in out ");
4167 elsif Ekind (Param) = E_Out_Parameter then
4171 Write_Id (Etype (Param));
4172 Next_Entity (Param);
4173 exit when No (Param);
4181 if Etype (Typ) /= Standard_Void_Type then
4182 Write_Str (" return ");
4183 Write_Id (Etype (Typ));
4186 when E_String_Literal_Subtype =>
4188 LB : constant Uint :=
4189 Expr_Value (String_Literal_Low_Bound (Typ));
4190 Len : constant Uint :=
4191 String_Literal_Length (Typ);
4193 Write_Str ("String (");
4194 Write_Int (UI_To_Int (LB));
4196 Write_Int (UI_To_Int (LB + Len) - 1);
4200 -- For all other Itypes, print ??? (fill in later)
4203 Write_Header (True);
4209 -- Add terminating bracket and restore output buffer
4213 Restore_Output_Buffer (S);
4216 Set_Itype_Printed (Typ);
4220 -------------------------------
4221 -- Write_Name_With_Col_Check --
4222 -------------------------------
4224 procedure Write_Name_With_Col_Check (N : Name_Id) is
4230 Get_Name_String (N);
4232 -- Deal with -gnatdI which replaces any sequence Cnnnb where C is an
4233 -- upper case letter, nnn is one or more digits and b is a lower case
4234 -- letter by C...b, so that listings do not depend on serial numbers.
4236 if Debug_Flag_II then
4238 while J < Name_Len - 1 loop
4239 if Name_Buffer (J) in 'A' .. 'Z'
4240 and then Name_Buffer (J + 1) in '0' .. '9'
4243 while K < Name_Len loop
4244 exit when Name_Buffer (K) not in '0' .. '9';
4248 if Name_Buffer (K) in 'a' .. 'z' then
4249 L := Name_Len - K + 1;
4251 Name_Buffer (J + 4 .. J + L + 3) :=
4252 Name_Buffer (K .. Name_Len);
4253 Name_Buffer (J + 1 .. J + 3) := "...";
4254 Name_Len := J + L + 3;
4267 -- Fall through for normal case
4269 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
4270 end Write_Name_With_Col_Check;
4272 ------------------------------------
4273 -- Write_Name_With_Col_Check_Sloc --
4274 ------------------------------------
4276 procedure Write_Name_With_Col_Check_Sloc (N : Name_Id) is
4278 Get_Name_String (N);
4279 Write_Str_With_Col_Check_Sloc (Name_Buffer (1 .. Name_Len));
4280 end Write_Name_With_Col_Check_Sloc;
4282 --------------------
4283 -- Write_Operator --
4284 --------------------
4286 procedure Write_Operator (N : Node_Id; S : String) is
4287 F : Natural := S'First;
4288 T : Natural := S'Last;
4291 -- If no overflow check, just write string out, and we are done
4293 if not Do_Overflow_Check (N) then
4296 -- If overflow check, we want to surround the operator with curly
4297 -- brackets, but not include spaces within the brackets.
4310 Write_Str_Sloc (S (F .. T));
4313 if S (S'Last) = ' ' then
4319 -----------------------
4320 -- Write_Param_Specs --
4321 -----------------------
4323 procedure Write_Param_Specs (N : Node_Id) is
4329 Specs := Parameter_Specifications (N);
4331 if Is_Non_Empty_List (Specs) then
4332 Write_Str_With_Col_Check (" (");
4333 Spec := First (Specs);
4337 Formal := Defining_Identifier (Spec);
4339 exit when Spec = Empty;
4341 -- Add semicolon, unless we are printing original tree and the
4342 -- next specification is part of a list (but not the first element
4345 if not Dump_Original_Only or else not Prev_Ids (Spec) then
4350 -- Write out any extra formals
4352 while Present (Extra_Formal (Formal)) loop
4353 Formal := Extra_Formal (Formal);
4355 Write_Name_With_Col_Check (Chars (Formal));
4357 Write_Name_With_Col_Check (Chars (Etype (Formal)));
4362 end Write_Param_Specs;
4364 -----------------------
4365 -- Write_Rewrite_Str --
4366 -----------------------
4368 procedure Write_Rewrite_Str (S : String) is
4370 if not Dump_Generated_Only then
4371 if S'Length = 3 and then S = ">>>" then
4374 Write_Str_With_Col_Check (S);
4377 end Write_Rewrite_Str;
4379 -----------------------
4380 -- Write_Source_Line --
4381 -----------------------
4383 procedure Write_Source_Line (L : Physical_Line_Number) is
4385 Src : Source_Buffer_Ptr;
4389 if Dump_Source_Text then
4390 Src := Source_Text (Current_Source_File);
4391 Loc := Line_Start (L, Current_Source_File);
4394 -- See if line is a comment line, if not, and if not line one,
4395 -- precede with blank line.
4398 while Src (Scn) = ' ' or else Src (Scn) = ASCII.HT loop
4402 if (Src (Scn) in Line_Terminator
4403 or else Src (Scn .. Scn + 1) /= "--")
4409 -- Now write the source text of the line
4412 Write_Int (Int (L));
4415 while Src (Loc) not in Line_Terminator loop
4416 Write_Char (Src (Loc));
4420 end Write_Source_Line;
4422 ------------------------
4423 -- Write_Source_Lines --
4424 ------------------------
4426 procedure Write_Source_Lines (L : Physical_Line_Number) is
4428 while Last_Line_Printed < L loop
4429 Last_Line_Printed := Last_Line_Printed + 1;
4430 Write_Source_Line (Last_Line_Printed);
4432 end Write_Source_Lines;
4434 --------------------
4435 -- Write_Str_Sloc --
4436 --------------------
4438 procedure Write_Str_Sloc (S : String) is
4440 for J in S'Range loop
4441 Write_Char_Sloc (S (J));
4445 ------------------------------
4446 -- Write_Str_With_Col_Check --
4447 ------------------------------
4449 procedure Write_Str_With_Col_Check (S : String) is
4451 if Int (S'Last) + Column > Sprint_Line_Limit then
4452 Write_Indent_Str (" ");
4454 if S (S'First) = ' ' then
4455 Write_Str (S (S'First + 1 .. S'Last));
4463 end Write_Str_With_Col_Check;
4465 -----------------------------------
4466 -- Write_Str_With_Col_Check_Sloc --
4467 -----------------------------------
4469 procedure Write_Str_With_Col_Check_Sloc (S : String) is
4471 if Int (S'Last) + Column > Sprint_Line_Limit then
4472 Write_Indent_Str (" ");
4474 if S (S'First) = ' ' then
4475 Write_Str_Sloc (S (S'First + 1 .. S'Last));
4483 end Write_Str_With_Col_Check_Sloc;
4485 ---------------------------
4486 -- Write_Subprogram_Name --
4487 ---------------------------
4489 procedure Write_Subprogram_Name (N : Node_Id) is
4491 if not Comes_From_Source (N)
4492 and then Is_Entity_Name (N)
4495 Ent : constant Entity_Id := Entity (N);
4497 if not In_Extended_Main_Source_Unit (Ent)
4499 Is_Predefined_File_Name
4500 (Unit_File_Name (Get_Source_Unit (Ent)))
4502 -- Run-time routine name, output name with a preceding dollar
4503 -- making sure that we do not get a line split between them.
4505 Col_Check (Length_Of_Name (Chars (Ent)) + 1);
4507 Write_Name (Chars (Ent));
4513 -- Normal case, not a run-time routine name
4516 end Write_Subprogram_Name;
4518 -------------------------------
4519 -- Write_Uint_With_Col_Check --
4520 -------------------------------
4522 procedure Write_Uint_With_Col_Check (U : Uint; Format : UI_Format) is
4524 Col_Check (UI_Decimal_Digits_Hi (U));
4525 UI_Write (U, Format);
4526 end Write_Uint_With_Col_Check;
4528 ------------------------------------
4529 -- Write_Uint_With_Col_Check_Sloc --
4530 ------------------------------------
4532 procedure Write_Uint_With_Col_Check_Sloc (U : Uint; Format : UI_Format) is
4534 Col_Check (UI_Decimal_Digits_Hi (U));
4536 UI_Write (U, Format);
4537 end Write_Uint_With_Col_Check_Sloc;
4539 -------------------------------------
4540 -- Write_Ureal_With_Col_Check_Sloc --
4541 -------------------------------------
4543 procedure Write_Ureal_With_Col_Check_Sloc (U : Ureal) is
4544 D : constant Uint := Denominator (U);
4545 N : constant Uint := Numerator (U);
4547 Col_Check (UI_Decimal_Digits_Hi (D) + UI_Decimal_Digits_Hi (N) + 4);
4549 UR_Write (U, Brackets => True);
4550 end Write_Ureal_With_Col_Check_Sloc;