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Daily bump.
[official-gcc.git] / gcc / ada / sprint.adb
blob2ead1c33019f9611cce408efb4631dc5b8204eec
1 ------------------------------------------------------------------------------
2 -- --
3 -- GNAT COMPILER COMPONENTS --
4 -- --
5 -- S P R I N T --
6 -- --
7 -- B o d y --
8 -- --
9 -- Copyright (C) 1992-2008, Free Software Foundation, Inc. --
10 -- --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
20 -- --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
23 -- --
24 ------------------------------------------------------------------------------
25
26 with Atree; use Atree;
27 with Casing; use Casing;
28 with Csets; use Csets;
29 with Debug; use Debug;
30 with Einfo; use Einfo;
31 with Fname; use Fname;
32 with Lib; use Lib;
33 with Namet; use Namet;
34 with Nlists; use Nlists;
35 with Opt; use Opt;
36 with Output; use Output;
37 with Rtsfind; use Rtsfind;
38 with Sem_Util; use Sem_Util;
39 with Sinfo; use Sinfo;
40 with Sinput; use Sinput;
41 with Sinput.D; use Sinput.D;
42 with Snames; use Snames;
43 with Stand; use Stand;
44 with Stringt; use Stringt;
45 with Uintp; use Uintp;
46 with Uname; use Uname;
47 with Urealp; use Urealp;
48
49 package body Sprint is
50 Current_Source_File : Source_File_Index;
51 -- Index of source file whose generated code is being dumped
52
53 Dump_Node : Node_Id := Empty;
54 -- This is set to the current node, used for printing line numbers. In
55 -- Debug_Generated_Code mode, Dump_Node is set to the current node
56 -- requiring Sloc fixup, until Set_Debug_Sloc is called to set the proper
57 -- value. The call clears it back to Empty.
58
59 Debug_Sloc : Source_Ptr;
60 -- Sloc of first byte of line currently being written if we are
61 -- generating a source debug file.
62
63 Dump_Original_Only : Boolean;
64 -- Set True if the -gnatdo (dump original tree) flag is set
65
66 Dump_Generated_Only : Boolean;
67 -- Set True if the -gnatG (dump generated tree) debug flag is set
68 -- or for Print_Generated_Code (-gnatG) or Dump_Generated_Code (-gnatD).
69
70 Dump_Freeze_Null : Boolean;
71 -- Set True if freeze nodes and non-source null statements output
72
73 Freeze_Indent : Int := 0;
74 -- Keep track of freeze indent level (controls output of blank lines before
75 -- procedures within expression freeze actions). Relevant only if we are
76 -- not in Dump_Source_Text mode, since in Dump_Source_Text mode we don't
77 -- output these blank lines in any case.
78
79 Indent : Int := 0;
80 -- Number of columns for current line output indentation
81
82 Indent_Annull_Flag : Boolean := False;
83 -- Set True if subsequent Write_Indent call to be ignored, gets reset
84 -- by this call, so it is only active to suppress a single indent call.
85
86 Last_Line_Printed : Physical_Line_Number;
87 -- This keeps track of the physical line number of the last source line
88 -- that has been output. The value is only valid in Dump_Source_Text mode.
89
90 Line_Limit : constant := 72;
91 -- Limit value for chopping long lines
92
93 -------------------------------
94 -- Operator Precedence Table --
95 -------------------------------
96
97 -- This table is used to decide whether a subexpression needs to be
98 -- parenthesized. The rule is that if an operand of an operator (which
99 -- for this purpose includes AND THEN and OR ELSE) is itself an operator
100 -- with a lower precedence than the operator (or equal precedence if
101 -- appearing as the right operand), then parentheses are required.
102
103 Op_Prec : constant array (N_Subexpr) of Short_Short_Integer :=
104 (N_Op_And => 1,
105 N_Op_Or => 1,
106 N_Op_Xor => 1,
107 N_And_Then => 1,
108 N_Or_Else => 1,
109
110 N_In => 2,
111 N_Not_In => 2,
112 N_Op_Eq => 2,
113 N_Op_Ge => 2,
114 N_Op_Gt => 2,
115 N_Op_Le => 2,
116 N_Op_Lt => 2,
117 N_Op_Ne => 2,
118
119 N_Op_Add => 3,
120 N_Op_Concat => 3,
121 N_Op_Subtract => 3,
122 N_Op_Plus => 3,
123 N_Op_Minus => 3,
124
125 N_Op_Divide => 4,
126 N_Op_Mod => 4,
127 N_Op_Rem => 4,
128 N_Op_Multiply => 4,
129
130 N_Op_Expon => 5,
131 N_Op_Abs => 5,
132 N_Op_Not => 5,
133
134 others => 6);
135
136 procedure Sprint_Left_Opnd (N : Node_Id);
137 -- Print left operand of operator, parenthesizing if necessary
138
139 procedure Sprint_Right_Opnd (N : Node_Id);
140 -- Print right operand of operator, parenthesizing if necessary
141
142 -----------------------
143 -- Local Subprograms --
144 -----------------------
145
146 procedure Col_Check (N : Nat);
147 -- Check that at least N characters remain on current line, and if not,
148 -- then start an extra line with two characters extra indentation for
149 -- continuing text on the next line.
150
151 procedure Extra_Blank_Line;
152 -- In some situations we write extra blank lines to separate the generated
153 -- code to make it more readable. However, these extra blank lines are not
154 -- generated in Dump_Source_Text mode, since there the source text lines
155 -- output with preceding blank lines are quite sufficient as separators.
156 -- This procedure writes a blank line if Dump_Source_Text is False.
157
158 procedure Indent_Annull;
159 -- Causes following call to Write_Indent to be ignored. This is used when
160 -- a higher level node wants to stop a lower level node from starting a
161 -- new line, when it would otherwise be inclined to do so (e.g. the case
162 -- of an accept statement called from an accept alternative with a guard)
163
164 procedure Indent_Begin;
165 -- Increase indentation level
166
167 procedure Indent_End;
168 -- Decrease indentation level
169
170 procedure Note_Implicit_Run_Time_Call (N : Node_Id);
171 -- N is the Name field of a function call or procedure statement call.
172 -- The effect of the call is to output a $ if the call is identified as
173 -- an implicit call to a run time routine.
174
175 procedure Print_Debug_Line (S : String);
176 -- Used to print output lines in Debug_Generated_Code mode (this is used
177 -- as the argument for a call to Set_Special_Output in package Output).
178
179 procedure Process_TFAI_RR_Flags (Nod : Node_Id);
180 -- Given a divide, multiplication or division node, check the flags
181 -- Treat_Fixed_As_Integer and Rounded_Flags, and if set, output the
182 -- appropriate special syntax characters (# and @).
183
184 procedure Set_Debug_Sloc;
185 -- If Dump_Node is non-empty, this routine sets the appropriate value
186 -- in its Sloc field, from the current location in the debug source file
187 -- that is currently being written.
188
189 procedure Sprint_And_List (List : List_Id);
190 -- Print the given list with items separated by vertical "and"
191
192 procedure Sprint_Bar_List (List : List_Id);
193 -- Print the given list with items separated by vertical bars
194
195 procedure Sprint_End_Label
196 (Node : Node_Id;
197 Default : Node_Id);
198 -- Print the end label for a Handled_Sequence_Of_Statements in a body.
199 -- If there is not end label, use the defining identifier of the enclosing
200 -- construct. If the end label is present, treat it as a reference to the
201 -- defining entity of the construct: this guarantees that it carries the
202 -- proper sloc information for debugging purposes.
203
204 procedure Sprint_Node_Actual (Node : Node_Id);
205 -- This routine prints its node argument. It is a lower level routine than
206 -- Sprint_Node, in that it does not bother about rewritten trees.
207
208 procedure Sprint_Node_Sloc (Node : Node_Id);
209 -- Like Sprint_Node, but in addition, in Debug_Generated_Code mode,
210 -- sets the Sloc of the current debug node to be a copy of the Sloc
211 -- of the sprinted node Node. Note that this is done after printing
212 -- Node, so that the Sloc is the proper updated value for the debug file.
213
214 procedure Update_Itype (Node : Node_Id);
215 -- Update the Sloc of an itype that is not attached to the tree, when
216 -- debugging expanded code. This routine is called from nodes whose
217 -- type can be an Itype, such as defining_identifiers that may be of
218 -- an anonymous access type, or ranges in slices.
219
220 procedure Write_Char_Sloc (C : Character);
221 -- Like Write_Char, except that if C is non-blank, Set_Debug_Sloc is
222 -- called to ensure that the current node has a proper Sloc set.
223
224 procedure Write_Condition_And_Reason (Node : Node_Id);
225 -- Write Condition and Reason codes of Raise_xxx_Error node
226
227 procedure Write_Corresponding_Source (S : String);
228 -- If S is a string with a single keyword (possibly followed by a space),
229 -- and if the next non-comment non-blank source line matches this keyword,
230 -- then output all source lines up to this matching line.
231
232 procedure Write_Discr_Specs (N : Node_Id);
233 -- Output discriminant specification for node, which is any of the type
234 -- declarations that can have discriminants.
235
236 procedure Write_Ekind (E : Entity_Id);
237 -- Write the String corresponding to the Ekind without "E_"
238
239 procedure Write_Id (N : Node_Id);
240 -- N is a node with a Chars field. This procedure writes the name that
241 -- will be used in the generated code associated with the name. For a
242 -- node with no associated entity, this is simply the Chars field. For
243 -- the case where there is an entity associated with the node, we print
244 -- the name associated with the entity (since it may have been encoded).
245 -- One other special case is that an entity has an active external name
246 -- (i.e. an external name present with no address clause), then this
247 -- external name is output. This procedure also deals with outputting
248 -- declarations of referenced itypes, if not output earlier.
249
250 function Write_Identifiers (Node : Node_Id) return Boolean;
251 -- Handle node where the grammar has a list of defining identifiers, but
252 -- the tree has a separate declaration for each identifier. Handles the
253 -- printing of the defining identifier, and returns True if the type and
254 -- initialization information is to be printed, False if it is to be
255 -- skipped (the latter case happens when printing defining identifiers
256 -- other than the first in the original tree output case).
257
258 procedure Write_Implicit_Def (E : Entity_Id);
259 pragma Warnings (Off, Write_Implicit_Def);
260 -- Write the definition of the implicit type E according to its Ekind
261 -- For now a debugging procedure, but might be used in the future.
262
263 procedure Write_Indent;
264 -- Start a new line and write indentation spacing
265
266 function Write_Indent_Identifiers (Node : Node_Id) return Boolean;
267 -- Like Write_Identifiers except that each new printed declaration
268 -- is at the start of a new line.
269
270 function Write_Indent_Identifiers_Sloc (Node : Node_Id) return Boolean;
271 -- Like Write_Indent_Identifiers except that in Debug_Generated_Code
272 -- mode, the Sloc of the current debug node is set to point to the
273 -- first output identifier.
274
275 procedure Write_Indent_Str (S : String);
276 -- Start a new line and write indent spacing followed by given string
277
278 procedure Write_Indent_Str_Sloc (S : String);
279 -- Like Write_Indent_Str, but in addition, in Debug_Generated_Code mode,
280 -- the Sloc of the current node is set to the first non-blank character
281 -- in the string S.
282
283 procedure Write_Itype (Typ : Entity_Id);
284 -- If Typ is an Itype that has not been written yet, write it. If Typ is
285 -- any other kind of entity or tree node, the call is ignored.
286
287 procedure Write_Name_With_Col_Check (N : Name_Id);
288 -- Write name (using Write_Name) with initial column check, and possible
289 -- initial Write_Indent (to get new line) if current line is too full.
290
291 procedure Write_Name_With_Col_Check_Sloc (N : Name_Id);
292 -- Like Write_Name_With_Col_Check but in addition, in Debug_Generated_Code
293 -- mode, sets Sloc of current debug node to first character of name.
294
295 procedure Write_Operator (N : Node_Id; S : String);
296 -- Like Write_Str_Sloc, used for operators, encloses the string in
297 -- characters {} if the Do_Overflow flag is set on the node N.
298
299 procedure Write_Param_Specs (N : Node_Id);
300 -- Output parameter specifications for node (which is either a function
301 -- or procedure specification with a Parameter_Specifications field)
302
303 procedure Write_Rewrite_Str (S : String);
304 -- Writes out a string (typically containing <<< or >>>}) for a node
305 -- created by rewriting the tree. Suppressed if we are outputting the
306 -- generated code only, since in this case we don't specially mark nodes
307 -- created by rewriting).
308
309 procedure Write_Source_Line (L : Physical_Line_Number);
310 -- If writing of interspersed source lines is enabled, then write the given
311 -- line from the source file, preceded by Eol, then an extra blank line if
312 -- the line has at least one blank, is not a comment and is not line one,
313 -- then "--" and the line number followed by period followed by text of the
314 -- source line (without terminating Eol). If interspersed source line
315 -- output not enabled, then the call has no effect.
316
317 procedure Write_Source_Lines (L : Physical_Line_Number);
318 -- If writing of interspersed source lines is enabled, then writes source
319 -- lines Last_Line_Printed + 1 .. L, and updates Last_Line_Printed. If
320 -- interspersed source line output not enabled, then call has no effect.
321
322 procedure Write_Str_Sloc (S : String);
323 -- Like Write_Str, but sets debug Sloc of current debug node to first
324 -- non-blank character if a current debug node is active.
325
326 procedure Write_Str_With_Col_Check (S : String);
327 -- Write string (using Write_Str) with initial column check, and possible
328 -- initial Write_Indent (to get new line) if current line is too full.
329
330 procedure Write_Str_With_Col_Check_Sloc (S : String);
331 -- Like Write_Str_With_Col_Check, but sets debug Sloc of current debug
332 -- node to first non-blank character if a current debug node is active.
333
334 procedure Write_Uint_With_Col_Check (U : Uint; Format : UI_Format);
335 -- Write Uint (using UI_Write) with initial column check, and possible
336 -- initial Write_Indent (to get new line) if current line is too full.
337 -- The format parameter determines the output format (see UI_Write).
338
339 procedure Write_Uint_With_Col_Check_Sloc (U : Uint; Format : UI_Format);
340 -- Write Uint (using UI_Write) with initial column check, and possible
341 -- initial Write_Indent (to get new line) if current line is too full.
342 -- The format parameter determines the output format (see UI_Write).
343 -- In addition, in Debug_Generated_Code mode, sets the current node
344 -- Sloc to the first character of the output value.
345
346 procedure Write_Ureal_With_Col_Check_Sloc (U : Ureal);
347 -- Write Ureal (using same output format as UR_Write) with column checks
348 -- and a possible initial Write_Indent (to get new line) if current line
349 -- is too full. In addition, in Debug_Generated_Code mode, sets the
350 -- current node Sloc to the first character of the output value.
351
352 ---------------
353 -- Col_Check --
354 ---------------
355
356 procedure Col_Check (N : Nat) is
357 begin
358 if N + Column > Line_Limit then
359 Write_Indent_Str (" ");
360 end if;
361 end Col_Check;
362
363 ----------------------
364 -- Extra_Blank_Line --
365 ----------------------
366
367 procedure Extra_Blank_Line is
368 begin
369 if not Dump_Source_Text then
370 Write_Indent;
371 end if;
372 end Extra_Blank_Line;
373
374 -------------------
375 -- Indent_Annull --
376 -------------------
377
378 procedure Indent_Annull is
379 begin
380 Indent_Annull_Flag := True;
381 end Indent_Annull;
382
383 ------------------
384 -- Indent_Begin --
385 ------------------
386
387 procedure Indent_Begin is
388 begin
389 Indent := Indent + 3;
390 end Indent_Begin;
391
392 ----------------
393 -- Indent_End --
394 ----------------
395
396 procedure Indent_End is
397 begin
398 Indent := Indent - 3;
399 end Indent_End;
400
401 ---------------------------------
402 -- Note_Implicit_Run_Time_Call --
403 ---------------------------------
404
405 procedure Note_Implicit_Run_Time_Call (N : Node_Id) is
406 begin
407 if not Comes_From_Source (N)
408 and then Is_Entity_Name (N)
409 then
410 declare
411 Ent : constant Entity_Id := Entity (N);
412 begin
413 if not In_Extended_Main_Source_Unit (Ent)
414 and then
415 Is_Predefined_File_Name
416 (Unit_File_Name (Get_Source_Unit (Ent)))
417 then
418 Col_Check (Length_Of_Name (Chars (Ent)));
419 Write_Char ('$');
420 end if;
421 end;
422 end if;
423 end Note_Implicit_Run_Time_Call;
424
425 --------
426 -- pg --
427 --------
428
429 procedure pg (Arg : Union_Id) is
430 begin
431 Dump_Generated_Only := True;
432 Dump_Original_Only := False;
433 Current_Source_File := No_Source_File;
434
435 if Arg in List_Range then
436 Sprint_Node_List (List_Id (Arg));
437
438 elsif Arg in Node_Range then
439 Sprint_Node (Node_Id (Arg));
440
441 else
442 null;
443 end if;
444
445 Write_Eol;
446 end pg;
447
448 --------
449 -- po --
450 --------
451
452 procedure po (Arg : Union_Id) is
453 begin
454 Dump_Generated_Only := False;
455 Dump_Original_Only := True;
456 Current_Source_File := No_Source_File;
457
458 if Arg in List_Range then
459 Sprint_Node_List (List_Id (Arg));
460
461 elsif Arg in Node_Range then
462 Sprint_Node (Node_Id (Arg));
463
464 else
465 null;
466 end if;
467
468 Write_Eol;
469 end po;
470
471 ----------------------
472 -- Print_Debug_Line --
473 ----------------------
474
475 procedure Print_Debug_Line (S : String) is
476 begin
477 Write_Debug_Line (S, Debug_Sloc);
478 end Print_Debug_Line;
479
480 ---------------------------
481 -- Process_TFAI_RR_Flags --
482 ---------------------------
483
484 procedure Process_TFAI_RR_Flags (Nod : Node_Id) is
485 begin
486 if Treat_Fixed_As_Integer (Nod) then
487 Write_Char ('#');
488 end if;
489
490 if Rounded_Result (Nod) then
491 Write_Char ('@');
492 end if;
493 end Process_TFAI_RR_Flags;
494
495 --------
496 -- ps --
497 --------
498
499 procedure ps (Arg : Union_Id) is
500 begin
501 Dump_Generated_Only := False;
502 Dump_Original_Only := False;
503 Current_Source_File := No_Source_File;
504
505 if Arg in List_Range then
506 Sprint_Node_List (List_Id (Arg));
507
508 elsif Arg in Node_Range then
509 Sprint_Node (Node_Id (Arg));
510
511 else
512 null;
513 end if;
514
515 Write_Eol;
516 end ps;
517
518 --------------------
519 -- Set_Debug_Sloc --
520 --------------------
521
522 procedure Set_Debug_Sloc is
523 begin
524 if Debug_Generated_Code and then Present (Dump_Node) then
525 Set_Sloc (Dump_Node, Debug_Sloc + Source_Ptr (Column - 1));
526 Dump_Node := Empty;
527 end if;
528 end Set_Debug_Sloc;
529
530 -----------------
531 -- Source_Dump --
532 -----------------
533
534 procedure Source_Dump is
535
536 procedure Underline;
537 -- Put underline under string we just printed
538
539 ---------------
540 -- Underline --
541 ---------------
542
543 procedure Underline is
544 Col : constant Int := Column;
545
546 begin
547 Write_Eol;
548
549 while Col > Column loop
550 Write_Char ('-');
551 end loop;
552
553 Write_Eol;
554 end Underline;
555
556 -- Start of processing for Tree_Dump
557
558 begin
559 Dump_Generated_Only := Debug_Flag_G or
560 Print_Generated_Code or
561 Debug_Generated_Code;
562 Dump_Original_Only := Debug_Flag_O;
563 Dump_Freeze_Null := Debug_Flag_S or Debug_Flag_G;
564
565 -- Note that we turn off the tree dump flags immediately, before
566 -- starting the dump. This avoids generating two copies of the dump
567 -- if an abort occurs after printing the dump, and more importantly,
568 -- avoids an infinite loop if an abort occurs during the dump.
569
570 if Debug_Flag_Z then
571 Current_Source_File := No_Source_File;
572 Debug_Flag_Z := False;
573 Write_Eol;
574 Write_Eol;
575 Write_Str ("Source recreated from tree of Standard (spec)");
576 Underline;
577 Sprint_Node (Standard_Package_Node);
578 Write_Eol;
579 Write_Eol;
580 end if;
581
582 if Debug_Flag_S or Dump_Generated_Only or Dump_Original_Only then
583 Debug_Flag_G := False;
584 Debug_Flag_O := False;
585 Debug_Flag_S := False;
586
587 -- Dump requested units
588
589 for U in Main_Unit .. Last_Unit loop
590 Current_Source_File := Source_Index (U);
591
592 -- Dump all units if -gnatdf set, otherwise we dump only
593 -- the source files that are in the extended main source.
594
595 if Debug_Flag_F
596 or else In_Extended_Main_Source_Unit (Cunit_Entity (U))
597 then
598 -- If we are generating debug files, setup to write them
599
600 if Debug_Generated_Code then
601 Set_Special_Output (Print_Debug_Line'Access);
602 Create_Debug_Source (Source_Index (U), Debug_Sloc);
603 Write_Source_Line (1);
604 Last_Line_Printed := 1;
605 Sprint_Node (Cunit (U));
606 Write_Source_Lines (Last_Source_Line (Current_Source_File));
607 Write_Eol;
608 Close_Debug_Source;
609 Set_Special_Output (null);
610
611 -- Normal output to standard output file
612
613 else
614 Write_Str ("Source recreated from tree for ");
615 Write_Unit_Name (Unit_Name (U));
616 Underline;
617 Write_Source_Line (1);
618 Last_Line_Printed := 1;
619 Sprint_Node (Cunit (U));
620 Write_Source_Lines (Last_Source_Line (Current_Source_File));
621 Write_Eol;
622 Write_Eol;
623 end if;
624 end if;
625 end loop;
626 end if;
627 end Source_Dump;
628
629 ---------------------
630 -- Sprint_And_List --
631 ---------------------
632
633 procedure Sprint_And_List (List : List_Id) is
634 Node : Node_Id;
635 begin
636 if Is_Non_Empty_List (List) then
637 Node := First (List);
638 loop
639 Sprint_Node (Node);
640 Next (Node);
641 exit when Node = Empty;
642 Write_Str (" and ");
643 end loop;
644 end if;
645 end Sprint_And_List;
646
647 ---------------------
648 -- Sprint_Bar_List --
649 ---------------------
650
651 procedure Sprint_Bar_List (List : List_Id) is
652 Node : Node_Id;
653 begin
654 if Is_Non_Empty_List (List) then
655 Node := First (List);
656 loop
657 Sprint_Node (Node);
658 Next (Node);
659 exit when Node = Empty;
660 Write_Str (" | ");
661 end loop;
662 end if;
663 end Sprint_Bar_List;
664
665 ----------------------
666 -- Sprint_End_Label --
667 ----------------------
668
669 procedure Sprint_End_Label
670 (Node : Node_Id;
671 Default : Node_Id)
672 is
673 begin
674 if Present (Node)
675 and then Present (End_Label (Node))
676 and then Is_Entity_Name (End_Label (Node))
677 then
678 Set_Entity (End_Label (Node), Default);
679
680 -- For a function whose name is an operator, use the qualified name
681 -- created for the defining entity.
682
683 if Nkind (End_Label (Node)) = N_Operator_Symbol then
684 Set_Chars (End_Label (Node), Chars (Default));
685 end if;
686
687 Sprint_Node (End_Label (Node));
688 else
689 Sprint_Node (Default);
690 end if;
691 end Sprint_End_Label;
692
693 -----------------------
694 -- Sprint_Comma_List --
695 -----------------------
696
697 procedure Sprint_Comma_List (List : List_Id) is
698 Node : Node_Id;
699
700 begin
701 if Is_Non_Empty_List (List) then
702 Node := First (List);
703 loop
704 Sprint_Node (Node);
705 Next (Node);
706 exit when Node = Empty;
707
708 if not Is_Rewrite_Insertion (Node)
709 or else not Dump_Original_Only
710 then
711 Write_Str (", ");
712 end if;
713 end loop;
714 end if;
715 end Sprint_Comma_List;
716
717 --------------------------
718 -- Sprint_Indented_List --
719 --------------------------
720
721 procedure Sprint_Indented_List (List : List_Id) is
722 begin
723 Indent_Begin;
724 Sprint_Node_List (List);
725 Indent_End;
726 end Sprint_Indented_List;
727
728 ---------------------
729 -- Sprint_Left_Opnd --
730 ---------------------
731
732 procedure Sprint_Left_Opnd (N : Node_Id) is
733 Opnd : constant Node_Id := Left_Opnd (N);
734
735 begin
736 if Paren_Count (Opnd) /= 0
737 or else Op_Prec (Nkind (Opnd)) >= Op_Prec (Nkind (N))
738 then
739 Sprint_Node (Opnd);
740
741 else
742 Write_Char ('(');
743 Sprint_Node (Opnd);
744 Write_Char (')');
745 end if;
746 end Sprint_Left_Opnd;
747
748 -----------------
749 -- Sprint_Node --
750 -----------------
751
752 procedure Sprint_Node (Node : Node_Id) is
753 begin
754 if Is_Rewrite_Insertion (Node) then
755 if not Dump_Original_Only then
756
757 -- For special cases of nodes that always output <<< >>>
758 -- do not duplicate the output at this point.
759
760 if Nkind (Node) = N_Freeze_Entity
761 or else Nkind (Node) = N_Implicit_Label_Declaration
762 then
763 Sprint_Node_Actual (Node);
764
765 -- Normal case where <<< >>> may be required
766
767 else
768 Write_Rewrite_Str ("<<<");
769 Sprint_Node_Actual (Node);
770 Write_Rewrite_Str (">>>");
771 end if;
772 end if;
773
774 elsif Is_Rewrite_Substitution (Node) then
775
776 -- Case of dump generated only
777
778 if Dump_Generated_Only then
779 Sprint_Node_Actual (Node);
780
781 -- Case of dump original only
782
783 elsif Dump_Original_Only then
784 Sprint_Node_Actual (Original_Node (Node));
785
786 -- Case of both being dumped
787
788 else
789 Sprint_Node_Actual (Original_Node (Node));
790 Write_Rewrite_Str ("<<<");
791 Sprint_Node_Actual (Node);
792 Write_Rewrite_Str (">>>");
793 end if;
794
795 else
796 Sprint_Node_Actual (Node);
797 end if;
798 end Sprint_Node;
799
800 ------------------------
801 -- Sprint_Node_Actual --
802 ------------------------
803
804 procedure Sprint_Node_Actual (Node : Node_Id) is
805 Save_Dump_Node : constant Node_Id := Dump_Node;
806
807 begin
808 if Node = Empty then
809 return;
810 end if;
811
812 for J in 1 .. Paren_Count (Node) loop
813 Write_Str_With_Col_Check ("(");
814 end loop;
815
816 -- Setup current dump node
817
818 Dump_Node := Node;
819
820 if Nkind (Node) in N_Subexpr
821 and then Do_Range_Check (Node)
822 then
823 Write_Str_With_Col_Check ("{");
824 end if;
825
826 -- Select print circuit based on node kind
827
828 case Nkind (Node) is
829
830 when N_Abort_Statement =>
831 Write_Indent_Str_Sloc ("abort ");
832 Sprint_Comma_List (Names (Node));
833 Write_Char (';');
834
835 when N_Abortable_Part =>
836 Set_Debug_Sloc;
837 Write_Str_Sloc ("abort ");
838 Sprint_Indented_List (Statements (Node));
839
840 when N_Abstract_Subprogram_Declaration =>
841 Write_Indent;
842 Sprint_Node (Specification (Node));
843 Write_Str_With_Col_Check (" is ");
844 Write_Str_Sloc ("abstract;");
845
846 when N_Accept_Alternative =>
847 Sprint_Node_List (Pragmas_Before (Node));
848
849 if Present (Condition (Node)) then
850 Write_Indent_Str ("when ");
851 Sprint_Node (Condition (Node));
852 Write_Str (" => ");
853 Indent_Annull;
854 end if;
855
856 Sprint_Node_Sloc (Accept_Statement (Node));
857 Sprint_Node_List (Statements (Node));
858
859 when N_Accept_Statement =>
860 Write_Indent_Str_Sloc ("accept ");
861 Write_Id (Entry_Direct_Name (Node));
862
863 if Present (Entry_Index (Node)) then
864 Write_Str_With_Col_Check (" (");
865 Sprint_Node (Entry_Index (Node));
866 Write_Char (')');
867 end if;
868
869 Write_Param_Specs (Node);
870
871 if Present (Handled_Statement_Sequence (Node)) then
872 Write_Str_With_Col_Check (" do");
873 Sprint_Node (Handled_Statement_Sequence (Node));
874 Write_Indent_Str ("end ");
875 Write_Id (Entry_Direct_Name (Node));
876 end if;
877
878 Write_Char (';');
879
880 when N_Access_Definition =>
881
882 -- Ada 2005 (AI-254)
883
884 if Present (Access_To_Subprogram_Definition (Node)) then
885 Sprint_Node (Access_To_Subprogram_Definition (Node));
886 else
887 -- Ada 2005 (AI-231)
888
889 if Null_Exclusion_Present (Node) then
890 Write_Str ("not null ");
891 end if;
892
893 Write_Str_With_Col_Check_Sloc ("access ");
894
895 if All_Present (Node) then
896 Write_Str ("all ");
897 elsif Constant_Present (Node) then
898 Write_Str ("constant ");
899 end if;
900
901 Sprint_Node (Subtype_Mark (Node));
902 end if;
903
904 when N_Access_Function_Definition =>
905
906 -- Ada 2005 (AI-231)
907
908 if Null_Exclusion_Present (Node) then
909 Write_Str ("not null ");
910 end if;
911
912 Write_Str_With_Col_Check_Sloc ("access ");
913
914 if Protected_Present (Node) then
915 Write_Str_With_Col_Check ("protected ");
916 end if;
917
918 Write_Str_With_Col_Check ("function");
919 Write_Param_Specs (Node);
920 Write_Str_With_Col_Check (" return ");
921 Sprint_Node (Result_Definition (Node));
922
923 when N_Access_Procedure_Definition =>
924
925 -- Ada 2005 (AI-231)
926
927 if Null_Exclusion_Present (Node) then
928 Write_Str ("not null ");
929 end if;
930
931 Write_Str_With_Col_Check_Sloc ("access ");
932
933 if Protected_Present (Node) then
934 Write_Str_With_Col_Check ("protected ");
935 end if;
936
937 Write_Str_With_Col_Check ("procedure");
938 Write_Param_Specs (Node);
939
940 when N_Access_To_Object_Definition =>
941 Write_Str_With_Col_Check_Sloc ("access ");
942
943 if All_Present (Node) then
944 Write_Str_With_Col_Check ("all ");
945 elsif Constant_Present (Node) then
946 Write_Str_With_Col_Check ("constant ");
947 end if;
948
949 -- Ada 2005 (AI-231)
950
951 if Null_Exclusion_Present (Node) then
952 Write_Str ("not null ");
953 end if;
954
955 Sprint_Node (Subtype_Indication (Node));
956
957 when N_Aggregate =>
958 if Null_Record_Present (Node) then
959 Write_Str_With_Col_Check_Sloc ("(null record)");
960
961 else
962 Write_Str_With_Col_Check_Sloc ("(");
963
964 if Present (Expressions (Node)) then
965 Sprint_Comma_List (Expressions (Node));
966
967 if Present (Component_Associations (Node)) then
968 Write_Str (", ");
969 end if;
970 end if;
971
972 if Present (Component_Associations (Node)) then
973 Indent_Begin;
974
975 declare
976 Nd : Node_Id;
977
978 begin
979 Nd := First (Component_Associations (Node));
980
981 loop
982 Write_Indent;
983 Sprint_Node (Nd);
984 Next (Nd);
985 exit when No (Nd);
986
987 if not Is_Rewrite_Insertion (Nd)
988 or else not Dump_Original_Only
989 then
990 Write_Str (", ");
991 end if;
992 end loop;
993 end;
994
995 Indent_End;
996 end if;
997
998 Write_Char (')');
999 end if;
1000
1001 when N_Allocator =>
1002 Write_Str_With_Col_Check_Sloc ("new ");
1003
1004 -- Ada 2005 (AI-231)
1005
1006 if Null_Exclusion_Present (Node) then
1007 Write_Str ("not null ");
1008 end if;
1009
1010 Sprint_Node (Expression (Node));
1011
1012 if Present (Storage_Pool (Node)) then
1013 Write_Str_With_Col_Check ("[storage_pool = ");
1014 Sprint_Node (Storage_Pool (Node));
1015 Write_Char (']');
1016 end if;
1017
1018 when N_And_Then =>
1019 Sprint_Left_Opnd (Node);
1020 Write_Str_Sloc (" and then ");
1021 Sprint_Right_Opnd (Node);
1022
1023 when N_At_Clause =>
1024 Write_Indent_Str_Sloc ("for ");
1025 Write_Id (Identifier (Node));
1026 Write_Str_With_Col_Check (" use at ");
1027 Sprint_Node (Expression (Node));
1028 Write_Char (';');
1029
1030 when N_Assignment_Statement =>
1031 Write_Indent;
1032 Sprint_Node (Name (Node));
1033 Write_Str_Sloc (" := ");
1034 Sprint_Node (Expression (Node));
1035 Write_Char (';');
1036
1037 when N_Asynchronous_Select =>
1038 Write_Indent_Str_Sloc ("select");
1039 Indent_Begin;
1040 Sprint_Node (Triggering_Alternative (Node));
1041 Indent_End;
1042
1043 -- Note: let the printing of Abortable_Part handle outputting
1044 -- the ABORT keyword, so that the Sloc can be set correctly.
1045
1046 Write_Indent_Str ("then ");
1047 Sprint_Node (Abortable_Part (Node));
1048 Write_Indent_Str ("end select;");
1049
1050 when N_Attribute_Definition_Clause =>
1051 Write_Indent_Str_Sloc ("for ");
1052 Sprint_Node (Name (Node));
1053 Write_Char (''');
1054 Write_Name_With_Col_Check (Chars (Node));
1055 Write_Str_With_Col_Check (" use ");
1056 Sprint_Node (Expression (Node));
1057 Write_Char (';');
1058
1059 when N_Attribute_Reference =>
1060 if Is_Procedure_Attribute_Name (Attribute_Name (Node)) then
1061 Write_Indent;
1062 end if;
1063
1064 Sprint_Node (Prefix (Node));
1065 Write_Char_Sloc (''');
1066 Write_Name_With_Col_Check (Attribute_Name (Node));
1067 Sprint_Paren_Comma_List (Expressions (Node));
1068
1069 if Is_Procedure_Attribute_Name (Attribute_Name (Node)) then
1070 Write_Char (';');
1071 end if;
1072
1073 when N_Block_Statement =>
1074 Write_Indent;
1075
1076 if Present (Identifier (Node))
1077 and then (not Has_Created_Identifier (Node)
1078 or else not Dump_Original_Only)
1079 then
1080 Write_Rewrite_Str ("<<<");
1081 Write_Id (Identifier (Node));
1082 Write_Str (" : ");
1083 Write_Rewrite_Str (">>>");
1084 end if;
1085
1086 if Present (Declarations (Node)) then
1087 Write_Str_With_Col_Check_Sloc ("declare");
1088 Sprint_Indented_List (Declarations (Node));
1089 Write_Indent;
1090 end if;
1091
1092 Write_Str_With_Col_Check_Sloc ("begin");
1093 Sprint_Node (Handled_Statement_Sequence (Node));
1094 Write_Indent_Str ("end");
1095
1096 if Present (Identifier (Node))
1097 and then (not Has_Created_Identifier (Node)
1098 or else not Dump_Original_Only)
1099 then
1100 Write_Rewrite_Str ("<<<");
1101 Write_Char (' ');
1102 Write_Id (Identifier (Node));
1103 Write_Rewrite_Str (">>>");
1104 end if;
1105
1106 Write_Char (';');
1107
1108 when N_Case_Statement =>
1109 Write_Indent_Str_Sloc ("case ");
1110 Sprint_Node (Expression (Node));
1111 Write_Str (" is");
1112 Sprint_Indented_List (Alternatives (Node));
1113 Write_Indent_Str ("end case;");
1114
1115 when N_Case_Statement_Alternative =>
1116 Write_Indent_Str_Sloc ("when ");
1117 Sprint_Bar_List (Discrete_Choices (Node));
1118 Write_Str (" => ");
1119 Sprint_Indented_List (Statements (Node));
1120
1121 when N_Character_Literal =>
1122 if Column > 70 then
1123 Write_Indent_Str (" ");
1124 end if;
1125
1126 Write_Char_Sloc (''');
1127 Write_Char_Code (UI_To_CC (Char_Literal_Value (Node)));
1128 Write_Char (''');
1129
1130 when N_Code_Statement =>
1131 Write_Indent;
1132 Set_Debug_Sloc;
1133 Sprint_Node (Expression (Node));
1134 Write_Char (';');
1135
1136 when N_Compilation_Unit =>
1137 Sprint_Node_List (Context_Items (Node));
1138 Sprint_Opt_Node_List (Declarations (Aux_Decls_Node (Node)));
1139
1140 if Private_Present (Node) then
1141 Write_Indent_Str ("private ");
1142 Indent_Annull;
1143 end if;
1144
1145 Sprint_Node_Sloc (Unit (Node));
1146
1147 if Present (Actions (Aux_Decls_Node (Node)))
1148 or else
1149 Present (Pragmas_After (Aux_Decls_Node (Node)))
1150 then
1151 Write_Indent;
1152 end if;
1153
1154 Sprint_Opt_Node_List (Actions (Aux_Decls_Node (Node)));
1155 Sprint_Opt_Node_List (Pragmas_After (Aux_Decls_Node (Node)));
1156
1157 when N_Compilation_Unit_Aux =>
1158 null; -- nothing to do, never used, see above
1159
1160 when N_Component_Association =>
1161 Set_Debug_Sloc;
1162 Sprint_Bar_List (Choices (Node));
1163 Write_Str (" => ");
1164
1165 -- Ada 2005 (AI-287): Print the box if present
1166
1167 if Box_Present (Node) then
1168 Write_Str_With_Col_Check ("<>");
1169 else
1170 Sprint_Node (Expression (Node));
1171 end if;
1172
1173 when N_Component_Clause =>
1174 Write_Indent;
1175 Sprint_Node (Component_Name (Node));
1176 Write_Str_Sloc (" at ");
1177 Sprint_Node (Position (Node));
1178 Write_Char (' ');
1179 Write_Str_With_Col_Check ("range ");
1180 Sprint_Node (First_Bit (Node));
1181 Write_Str (" .. ");
1182 Sprint_Node (Last_Bit (Node));
1183 Write_Char (';');
1184
1185 when N_Component_Definition =>
1186 Set_Debug_Sloc;
1187
1188 -- Ada 2005 (AI-230): Access definition components
1189
1190 if Present (Access_Definition (Node)) then
1191 Sprint_Node (Access_Definition (Node));
1192
1193 elsif Present (Subtype_Indication (Node)) then
1194 if Aliased_Present (Node) then
1195 Write_Str_With_Col_Check ("aliased ");
1196 end if;
1197
1198 -- Ada 2005 (AI-231)
1199
1200 if Null_Exclusion_Present (Node) then
1201 Write_Str (" not null ");
1202 end if;
1203
1204 Sprint_Node (Subtype_Indication (Node));
1205
1206 else
1207 Write_Str (" ??? ");
1208 end if;
1209
1210 when N_Component_Declaration =>
1211 if Write_Indent_Identifiers_Sloc (Node) then
1212 Write_Str (" : ");
1213 Sprint_Node (Component_Definition (Node));
1214
1215 if Present (Expression (Node)) then
1216 Write_Str (" := ");
1217 Sprint_Node (Expression (Node));
1218 end if;
1219
1220 Write_Char (';');
1221 end if;
1222
1223 when N_Component_List =>
1224 if Null_Present (Node) then
1225 Indent_Begin;
1226 Write_Indent_Str_Sloc ("null");
1227 Write_Char (';');
1228 Indent_End;
1229
1230 else
1231 Set_Debug_Sloc;
1232 Sprint_Indented_List (Component_Items (Node));
1233 Sprint_Node (Variant_Part (Node));
1234 end if;
1235
1236 when N_Conditional_Entry_Call =>
1237 Write_Indent_Str_Sloc ("select");
1238 Indent_Begin;
1239 Sprint_Node (Entry_Call_Alternative (Node));
1240 Indent_End;
1241 Write_Indent_Str ("else");
1242 Sprint_Indented_List (Else_Statements (Node));
1243 Write_Indent_Str ("end select;");
1244
1245 when N_Conditional_Expression =>
1246 declare
1247 Condition : constant Node_Id := First (Expressions (Node));
1248 Then_Expr : constant Node_Id := Next (Condition);
1249 Else_Expr : constant Node_Id := Next (Then_Expr);
1250 begin
1251 Write_Str_With_Col_Check_Sloc ("(if ");
1252 Sprint_Node (Condition);
1253 Write_Str_With_Col_Check (" then ");
1254 Sprint_Node (Then_Expr);
1255 Write_Str_With_Col_Check (" else ");
1256 Sprint_Node (Else_Expr);
1257 Write_Char (')');
1258 end;
1259
1260 when N_Constrained_Array_Definition =>
1261 Write_Str_With_Col_Check_Sloc ("array ");
1262 Sprint_Paren_Comma_List (Discrete_Subtype_Definitions (Node));
1263 Write_Str (" of ");
1264
1265 Sprint_Node (Component_Definition (Node));
1266
1267 when N_Decimal_Fixed_Point_Definition =>
1268 Write_Str_With_Col_Check_Sloc (" delta ");
1269 Sprint_Node (Delta_Expression (Node));
1270 Write_Str_With_Col_Check ("digits ");
1271 Sprint_Node (Digits_Expression (Node));
1272 Sprint_Opt_Node (Real_Range_Specification (Node));
1273
1274 when N_Defining_Character_Literal =>
1275 Write_Name_With_Col_Check_Sloc (Chars (Node));
1276
1277 when N_Defining_Identifier =>
1278 Set_Debug_Sloc;
1279 Write_Id (Node);
1280
1281 when N_Defining_Operator_Symbol =>
1282 Write_Name_With_Col_Check_Sloc (Chars (Node));
1283
1284 when N_Defining_Program_Unit_Name =>
1285 Set_Debug_Sloc;
1286 Sprint_Node (Name (Node));
1287 Write_Char ('.');
1288 Write_Id (Defining_Identifier (Node));
1289
1290 when N_Delay_Alternative =>
1291 Sprint_Node_List (Pragmas_Before (Node));
1292
1293 if Present (Condition (Node)) then
1294 Write_Indent;
1295 Write_Str_With_Col_Check ("when ");
1296 Sprint_Node (Condition (Node));
1297 Write_Str (" => ");
1298 Indent_Annull;
1299 end if;
1300
1301 Sprint_Node_Sloc (Delay_Statement (Node));
1302 Sprint_Node_List (Statements (Node));
1303
1304 when N_Delay_Relative_Statement =>
1305 Write_Indent_Str_Sloc ("delay ");
1306 Sprint_Node (Expression (Node));
1307 Write_Char (';');
1308
1309 when N_Delay_Until_Statement =>
1310 Write_Indent_Str_Sloc ("delay until ");
1311 Sprint_Node (Expression (Node));
1312 Write_Char (';');
1313
1314 when N_Delta_Constraint =>
1315 Write_Str_With_Col_Check_Sloc ("delta ");
1316 Sprint_Node (Delta_Expression (Node));
1317 Sprint_Opt_Node (Range_Constraint (Node));
1318
1319 when N_Derived_Type_Definition =>
1320 if Abstract_Present (Node) then
1321 Write_Str_With_Col_Check ("abstract ");
1322 end if;
1323
1324 Write_Str_With_Col_Check_Sloc ("new ");
1325
1326 -- Ada 2005 (AI-231)
1327
1328 if Null_Exclusion_Present (Node) then
1329 Write_Str_With_Col_Check ("not null ");
1330 end if;
1331
1332 Sprint_Node (Subtype_Indication (Node));
1333
1334 if Present (Interface_List (Node)) then
1335 Write_Str_With_Col_Check (" and ");
1336 Sprint_And_List (Interface_List (Node));
1337 Write_Str_With_Col_Check (" with ");
1338 end if;
1339
1340 if Present (Record_Extension_Part (Node)) then
1341 if No (Interface_List (Node)) then
1342 Write_Str_With_Col_Check (" with ");
1343 end if;
1344
1345 Sprint_Node (Record_Extension_Part (Node));
1346 end if;
1347
1348 when N_Designator =>
1349 Sprint_Node (Name (Node));
1350 Write_Char_Sloc ('.');
1351 Write_Id (Identifier (Node));
1352
1353 when N_Digits_Constraint =>
1354 Write_Str_With_Col_Check_Sloc ("digits ");
1355 Sprint_Node (Digits_Expression (Node));
1356 Sprint_Opt_Node (Range_Constraint (Node));
1357
1358 when N_Discriminant_Association =>
1359 Set_Debug_Sloc;
1360
1361 if Present (Selector_Names (Node)) then
1362 Sprint_Bar_List (Selector_Names (Node));
1363 Write_Str (" => ");
1364 end if;
1365
1366 Set_Debug_Sloc;
1367 Sprint_Node (Expression (Node));
1368
1369 when N_Discriminant_Specification =>
1370 Set_Debug_Sloc;
1371
1372 if Write_Identifiers (Node) then
1373 Write_Str (" : ");
1374
1375 if Null_Exclusion_Present (Node) then
1376 Write_Str ("not null ");
1377 end if;
1378
1379 Sprint_Node (Discriminant_Type (Node));
1380
1381 if Present (Expression (Node)) then
1382 Write_Str (" := ");
1383 Sprint_Node (Expression (Node));
1384 end if;
1385 else
1386 Write_Str (", ");
1387 end if;
1388
1389 when N_Elsif_Part =>
1390 Write_Indent_Str_Sloc ("elsif ");
1391 Sprint_Node (Condition (Node));
1392 Write_Str_With_Col_Check (" then");
1393 Sprint_Indented_List (Then_Statements (Node));
1394
1395 when N_Empty =>
1396 null;
1397
1398 when N_Entry_Body =>
1399 Write_Indent_Str_Sloc ("entry ");
1400 Write_Id (Defining_Identifier (Node));
1401 Sprint_Node (Entry_Body_Formal_Part (Node));
1402 Write_Str_With_Col_Check (" is");
1403 Sprint_Indented_List (Declarations (Node));
1404 Write_Indent_Str ("begin");
1405 Sprint_Node (Handled_Statement_Sequence (Node));
1406 Write_Indent_Str ("end ");
1407 Write_Id (Defining_Identifier (Node));
1408 Write_Char (';');
1409
1410 when N_Entry_Body_Formal_Part =>
1411 if Present (Entry_Index_Specification (Node)) then
1412 Write_Str_With_Col_Check_Sloc (" (");
1413 Sprint_Node (Entry_Index_Specification (Node));
1414 Write_Char (')');
1415 end if;
1416
1417 Write_Param_Specs (Node);
1418 Write_Str_With_Col_Check_Sloc (" when ");
1419 Sprint_Node (Condition (Node));
1420
1421 when N_Entry_Call_Alternative =>
1422 Sprint_Node_List (Pragmas_Before (Node));
1423 Sprint_Node_Sloc (Entry_Call_Statement (Node));
1424 Sprint_Node_List (Statements (Node));
1425
1426 when N_Entry_Call_Statement =>
1427 Write_Indent;
1428 Sprint_Node_Sloc (Name (Node));
1429 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
1430 Write_Char (';');
1431
1432 when N_Entry_Declaration =>
1433 Write_Indent_Str_Sloc ("entry ");
1434 Write_Id (Defining_Identifier (Node));
1435
1436 if Present (Discrete_Subtype_Definition (Node)) then
1437 Write_Str_With_Col_Check (" (");
1438 Sprint_Node (Discrete_Subtype_Definition (Node));
1439 Write_Char (')');
1440 end if;
1441
1442 Write_Param_Specs (Node);
1443 Write_Char (';');
1444
1445 when N_Entry_Index_Specification =>
1446 Write_Str_With_Col_Check_Sloc ("for ");
1447 Write_Id (Defining_Identifier (Node));
1448 Write_Str_With_Col_Check (" in ");
1449 Sprint_Node (Discrete_Subtype_Definition (Node));
1450
1451 when N_Enumeration_Representation_Clause =>
1452 Write_Indent_Str_Sloc ("for ");
1453 Write_Id (Identifier (Node));
1454 Write_Str_With_Col_Check (" use ");
1455 Sprint_Node (Array_Aggregate (Node));
1456 Write_Char (';');
1457
1458 when N_Enumeration_Type_Definition =>
1459 Set_Debug_Sloc;
1460
1461 -- Skip attempt to print Literals field if it's not there and
1462 -- we are in package Standard (case of Character, which is
1463 -- handled specially (without an explicit literals list).
1464
1465 if Sloc (Node) > Standard_Location
1466 or else Present (Literals (Node))
1467 then
1468 Sprint_Paren_Comma_List (Literals (Node));
1469 end if;
1470
1471 when N_Error =>
1472 Write_Str_With_Col_Check_Sloc ("<error>");
1473
1474 when N_Exception_Declaration =>
1475 if Write_Indent_Identifiers (Node) then
1476 Write_Str_With_Col_Check (" : ");
1477
1478 if Is_Statically_Allocated (Defining_Identifier (Node)) then
1479 Write_Str_With_Col_Check ("static ");
1480 end if;
1481
1482 Write_Str_Sloc ("exception");
1483
1484 if Present (Expression (Node)) then
1485 Write_Str (" := ");
1486 Sprint_Node (Expression (Node));
1487 end if;
1488
1489 Write_Char (';');
1490 end if;
1491
1492 when N_Exception_Handler =>
1493 Write_Indent_Str_Sloc ("when ");
1494
1495 if Present (Choice_Parameter (Node)) then
1496 Sprint_Node (Choice_Parameter (Node));
1497 Write_Str (" : ");
1498 end if;
1499
1500 Sprint_Bar_List (Exception_Choices (Node));
1501 Write_Str (" => ");
1502 Sprint_Indented_List (Statements (Node));
1503
1504 when N_Exception_Renaming_Declaration =>
1505 Write_Indent;
1506 Set_Debug_Sloc;
1507 Sprint_Node (Defining_Identifier (Node));
1508 Write_Str_With_Col_Check (" : exception renames ");
1509 Sprint_Node (Name (Node));
1510 Write_Char (';');
1511
1512 when N_Exit_Statement =>
1513 Write_Indent_Str_Sloc ("exit");
1514 Sprint_Opt_Node (Name (Node));
1515
1516 if Present (Condition (Node)) then
1517 Write_Str_With_Col_Check (" when ");
1518 Sprint_Node (Condition (Node));
1519 end if;
1520
1521 Write_Char (';');
1522
1523 when N_Expanded_Name =>
1524 Sprint_Node (Prefix (Node));
1525 Write_Char_Sloc ('.');
1526 Sprint_Node (Selector_Name (Node));
1527
1528 when N_Explicit_Dereference =>
1529 Sprint_Node (Prefix (Node));
1530 Write_Char_Sloc ('.');
1531 Write_Str_Sloc ("all");
1532
1533 when N_Extended_Return_Statement =>
1534 Write_Indent_Str_Sloc ("return ");
1535 Sprint_Node_List (Return_Object_Declarations (Node));
1536
1537 if Present (Handled_Statement_Sequence (Node)) then
1538 Write_Str_With_Col_Check (" do");
1539 Sprint_Node (Handled_Statement_Sequence (Node));
1540 Write_Indent_Str ("end return;");
1541 else
1542 Write_Indent_Str (";");
1543 end if;
1544
1545 when N_Extension_Aggregate =>
1546 Write_Str_With_Col_Check_Sloc ("(");
1547 Sprint_Node (Ancestor_Part (Node));
1548 Write_Str_With_Col_Check (" with ");
1549
1550 if Null_Record_Present (Node) then
1551 Write_Str_With_Col_Check ("null record");
1552 else
1553 if Present (Expressions (Node)) then
1554 Sprint_Comma_List (Expressions (Node));
1555
1556 if Present (Component_Associations (Node)) then
1557 Write_Str (", ");
1558 end if;
1559 end if;
1560
1561 if Present (Component_Associations (Node)) then
1562 Sprint_Comma_List (Component_Associations (Node));
1563 end if;
1564 end if;
1565
1566 Write_Char (')');
1567
1568 when N_Floating_Point_Definition =>
1569 Write_Str_With_Col_Check_Sloc ("digits ");
1570 Sprint_Node (Digits_Expression (Node));
1571 Sprint_Opt_Node (Real_Range_Specification (Node));
1572
1573 when N_Formal_Decimal_Fixed_Point_Definition =>
1574 Write_Str_With_Col_Check_Sloc ("delta <> digits <>");
1575
1576 when N_Formal_Derived_Type_Definition =>
1577 Write_Str_With_Col_Check_Sloc ("new ");
1578 Sprint_Node (Subtype_Mark (Node));
1579
1580 if Private_Present (Node) then
1581 Write_Str_With_Col_Check (" with private");
1582 end if;
1583
1584 when N_Formal_Abstract_Subprogram_Declaration =>
1585 Write_Indent_Str_Sloc ("with ");
1586 Sprint_Node (Specification (Node));
1587
1588 Write_Str_With_Col_Check (" is abstract");
1589
1590 if Box_Present (Node) then
1591 Write_Str_With_Col_Check (" <>");
1592 elsif Present (Default_Name (Node)) then
1593 Write_Str_With_Col_Check (" ");
1594 Sprint_Node (Default_Name (Node));
1595 end if;
1596
1597 Write_Char (';');
1598
1599 when N_Formal_Concrete_Subprogram_Declaration =>
1600 Write_Indent_Str_Sloc ("with ");
1601 Sprint_Node (Specification (Node));
1602
1603 if Box_Present (Node) then
1604 Write_Str_With_Col_Check (" is <>");
1605 elsif Present (Default_Name (Node)) then
1606 Write_Str_With_Col_Check (" is ");
1607 Sprint_Node (Default_Name (Node));
1608 end if;
1609
1610 Write_Char (';');
1611
1612 when N_Formal_Discrete_Type_Definition =>
1613 Write_Str_With_Col_Check_Sloc ("<>");
1614
1615 when N_Formal_Floating_Point_Definition =>
1616 Write_Str_With_Col_Check_Sloc ("digits <>");
1617
1618 when N_Formal_Modular_Type_Definition =>
1619 Write_Str_With_Col_Check_Sloc ("mod <>");
1620
1621 when N_Formal_Object_Declaration =>
1622 Set_Debug_Sloc;
1623
1624 if Write_Indent_Identifiers (Node) then
1625 Write_Str (" : ");
1626
1627 if In_Present (Node) then
1628 Write_Str_With_Col_Check ("in ");
1629 end if;
1630
1631 if Out_Present (Node) then
1632 Write_Str_With_Col_Check ("out ");
1633 end if;
1634
1635 if Present (Subtype_Mark (Node)) then
1636
1637 -- Ada 2005 (AI-423): Formal object with null exclusion
1638
1639 if Null_Exclusion_Present (Node) then
1640 Write_Str ("not null ");
1641 end if;
1642
1643 Sprint_Node (Subtype_Mark (Node));
1644
1645 -- Ada 2005 (AI-423): Formal object with access definition
1646
1647 else
1648 pragma Assert (Present (Access_Definition (Node)));
1649
1650 Sprint_Node (Access_Definition (Node));
1651 end if;
1652
1653 if Present (Default_Expression (Node)) then
1654 Write_Str (" := ");
1655 Sprint_Node (Default_Expression (Node));
1656 end if;
1657
1658 Write_Char (';');
1659 end if;
1660
1661 when N_Formal_Ordinary_Fixed_Point_Definition =>
1662 Write_Str_With_Col_Check_Sloc ("delta <>");
1663
1664 when N_Formal_Package_Declaration =>
1665 Write_Indent_Str_Sloc ("with package ");
1666 Write_Id (Defining_Identifier (Node));
1667 Write_Str_With_Col_Check (" is new ");
1668 Sprint_Node (Name (Node));
1669 Write_Str_With_Col_Check (" (<>);");
1670
1671 when N_Formal_Private_Type_Definition =>
1672 if Abstract_Present (Node) then
1673 Write_Str_With_Col_Check ("abstract ");
1674 end if;
1675
1676 if Tagged_Present (Node) then
1677 Write_Str_With_Col_Check ("tagged ");
1678 end if;
1679
1680 if Limited_Present (Node) then
1681 Write_Str_With_Col_Check ("limited ");
1682 end if;
1683
1684 Write_Str_With_Col_Check_Sloc ("private");
1685
1686 when N_Formal_Signed_Integer_Type_Definition =>
1687 Write_Str_With_Col_Check_Sloc ("range <>");
1688
1689 when N_Formal_Type_Declaration =>
1690 Write_Indent_Str_Sloc ("type ");
1691 Write_Id (Defining_Identifier (Node));
1692
1693 if Present (Discriminant_Specifications (Node)) then
1694 Write_Discr_Specs (Node);
1695 elsif Unknown_Discriminants_Present (Node) then
1696 Write_Str_With_Col_Check ("(<>)");
1697 end if;
1698
1699 Write_Str_With_Col_Check (" is ");
1700 Sprint_Node (Formal_Type_Definition (Node));
1701 Write_Char (';');
1702
1703 when N_Free_Statement =>
1704 Write_Indent_Str_Sloc ("free ");
1705 Sprint_Node (Expression (Node));
1706 Write_Char (';');
1707
1708 when N_Freeze_Entity =>
1709 if Dump_Original_Only then
1710 null;
1711
1712 elsif Present (Actions (Node)) or else Dump_Freeze_Null then
1713 Write_Indent;
1714 Write_Rewrite_Str ("<<<");
1715 Write_Str_With_Col_Check_Sloc ("freeze ");
1716 Write_Id (Entity (Node));
1717 Write_Str (" [");
1718
1719 if No (Actions (Node)) then
1720 Write_Char (']');
1721
1722 else
1723 -- Output freeze actions. We increment Freeze_Indent during
1724 -- this output to avoid generating extra blank lines before
1725 -- any procedures included in the freeze actions.
1726
1727 Freeze_Indent := Freeze_Indent + 1;
1728 Sprint_Indented_List (Actions (Node));
1729 Freeze_Indent := Freeze_Indent - 1;
1730 Write_Indent_Str ("]");
1731 end if;
1732
1733 Write_Rewrite_Str (">>>");
1734 end if;
1735
1736 when N_Full_Type_Declaration =>
1737 Write_Indent_Str_Sloc ("type ");
1738 Sprint_Node (Defining_Identifier (Node));
1739 Write_Discr_Specs (Node);
1740 Write_Str_With_Col_Check (" is ");
1741 Sprint_Node (Type_Definition (Node));
1742 Write_Char (';');
1743
1744 when N_Function_Call =>
1745 Set_Debug_Sloc;
1746 Note_Implicit_Run_Time_Call (Name (Node));
1747 Sprint_Node (Name (Node));
1748 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
1749
1750 when N_Function_Instantiation =>
1751 Write_Indent_Str_Sloc ("function ");
1752 Sprint_Node (Defining_Unit_Name (Node));
1753 Write_Str_With_Col_Check (" is new ");
1754 Sprint_Node (Name (Node));
1755 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
1756 Write_Char (';');
1757
1758 when N_Function_Specification =>
1759 Write_Str_With_Col_Check_Sloc ("function ");
1760 Sprint_Node (Defining_Unit_Name (Node));
1761 Write_Param_Specs (Node);
1762 Write_Str_With_Col_Check (" return ");
1763
1764 -- Ada 2005 (AI-231)
1765
1766 if Nkind (Result_Definition (Node)) /= N_Access_Definition
1767 and then Null_Exclusion_Present (Node)
1768 then
1769 Write_Str (" not null ");
1770 end if;
1771
1772 Sprint_Node (Result_Definition (Node));
1773
1774 when N_Generic_Association =>
1775 Set_Debug_Sloc;
1776
1777 if Present (Selector_Name (Node)) then
1778 Sprint_Node (Selector_Name (Node));
1779 Write_Str (" => ");
1780 end if;
1781
1782 Sprint_Node (Explicit_Generic_Actual_Parameter (Node));
1783
1784 when N_Generic_Function_Renaming_Declaration =>
1785 Write_Indent_Str_Sloc ("generic function ");
1786 Sprint_Node (Defining_Unit_Name (Node));
1787 Write_Str_With_Col_Check (" renames ");
1788 Sprint_Node (Name (Node));
1789 Write_Char (';');
1790
1791 when N_Generic_Package_Declaration =>
1792 Extra_Blank_Line;
1793 Write_Indent_Str_Sloc ("generic ");
1794 Sprint_Indented_List (Generic_Formal_Declarations (Node));
1795 Write_Indent;
1796 Sprint_Node (Specification (Node));
1797 Write_Char (';');
1798
1799 when N_Generic_Package_Renaming_Declaration =>
1800 Write_Indent_Str_Sloc ("generic package ");
1801 Sprint_Node (Defining_Unit_Name (Node));
1802 Write_Str_With_Col_Check (" renames ");
1803 Sprint_Node (Name (Node));
1804 Write_Char (';');
1805
1806 when N_Generic_Procedure_Renaming_Declaration =>
1807 Write_Indent_Str_Sloc ("generic procedure ");
1808 Sprint_Node (Defining_Unit_Name (Node));
1809 Write_Str_With_Col_Check (" renames ");
1810 Sprint_Node (Name (Node));
1811 Write_Char (';');
1812
1813 when N_Generic_Subprogram_Declaration =>
1814 Extra_Blank_Line;
1815 Write_Indent_Str_Sloc ("generic ");
1816 Sprint_Indented_List (Generic_Formal_Declarations (Node));
1817 Write_Indent;
1818 Sprint_Node (Specification (Node));
1819 Write_Char (';');
1820
1821 when N_Goto_Statement =>
1822 Write_Indent_Str_Sloc ("goto ");
1823 Sprint_Node (Name (Node));
1824 Write_Char (';');
1825
1826 if Nkind (Next (Node)) = N_Label then
1827 Write_Indent;
1828 end if;
1829
1830 when N_Handled_Sequence_Of_Statements =>
1831 Set_Debug_Sloc;
1832 Sprint_Indented_List (Statements (Node));
1833
1834 if Present (Exception_Handlers (Node)) then
1835 Write_Indent_Str ("exception");
1836 Indent_Begin;
1837 Sprint_Node_List (Exception_Handlers (Node));
1838 Indent_End;
1839 end if;
1840
1841 if Present (At_End_Proc (Node)) then
1842 Write_Indent_Str ("at end");
1843 Indent_Begin;
1844 Write_Indent;
1845 Sprint_Node (At_End_Proc (Node));
1846 Write_Char (';');
1847 Indent_End;
1848 end if;
1849
1850 when N_Identifier =>
1851 Set_Debug_Sloc;
1852 Write_Id (Node);
1853
1854 when N_If_Statement =>
1855 Write_Indent_Str_Sloc ("if ");
1856 Sprint_Node (Condition (Node));
1857 Write_Str_With_Col_Check (" then");
1858 Sprint_Indented_List (Then_Statements (Node));
1859 Sprint_Opt_Node_List (Elsif_Parts (Node));
1860
1861 if Present (Else_Statements (Node)) then
1862 Write_Indent_Str ("else");
1863 Sprint_Indented_List (Else_Statements (Node));
1864 end if;
1865
1866 Write_Indent_Str ("end if;");
1867
1868 when N_Implicit_Label_Declaration =>
1869 if not Dump_Original_Only then
1870 Write_Indent;
1871 Write_Rewrite_Str ("<<<");
1872 Set_Debug_Sloc;
1873 Write_Id (Defining_Identifier (Node));
1874 Write_Str (" : ");
1875 Write_Str_With_Col_Check ("label");
1876 Write_Rewrite_Str (">>>");
1877 end if;
1878
1879 when N_In =>
1880 Sprint_Left_Opnd (Node);
1881 Write_Str_Sloc (" in ");
1882 Sprint_Right_Opnd (Node);
1883
1884 when N_Incomplete_Type_Declaration =>
1885 Write_Indent_Str_Sloc ("type ");
1886 Write_Id (Defining_Identifier (Node));
1887
1888 if Present (Discriminant_Specifications (Node)) then
1889 Write_Discr_Specs (Node);
1890 elsif Unknown_Discriminants_Present (Node) then
1891 Write_Str_With_Col_Check ("(<>)");
1892 end if;
1893
1894 Write_Char (';');
1895
1896 when N_Index_Or_Discriminant_Constraint =>
1897 Set_Debug_Sloc;
1898 Sprint_Paren_Comma_List (Constraints (Node));
1899
1900 when N_Indexed_Component =>
1901 Sprint_Node_Sloc (Prefix (Node));
1902 Sprint_Opt_Paren_Comma_List (Expressions (Node));
1903
1904 when N_Integer_Literal =>
1905 if Print_In_Hex (Node) then
1906 Write_Uint_With_Col_Check_Sloc (Intval (Node), Hex);
1907 else
1908 Write_Uint_With_Col_Check_Sloc (Intval (Node), Auto);
1909 end if;
1910
1911 when N_Iteration_Scheme =>
1912 if Present (Condition (Node)) then
1913 Write_Str_With_Col_Check_Sloc ("while ");
1914 Sprint_Node (Condition (Node));
1915 else
1916 Write_Str_With_Col_Check_Sloc ("for ");
1917 Sprint_Node (Loop_Parameter_Specification (Node));
1918 end if;
1919
1920 Write_Char (' ');
1921
1922 when N_Itype_Reference =>
1923 Write_Indent_Str_Sloc ("reference ");
1924 Write_Id (Itype (Node));
1925
1926 when N_Label =>
1927 Write_Indent_Str_Sloc ("<<");
1928 Write_Id (Identifier (Node));
1929 Write_Str (">>");
1930
1931 when N_Loop_Parameter_Specification =>
1932 Set_Debug_Sloc;
1933 Write_Id (Defining_Identifier (Node));
1934 Write_Str_With_Col_Check (" in ");
1935
1936 if Reverse_Present (Node) then
1937 Write_Str_With_Col_Check ("reverse ");
1938 end if;
1939
1940 Sprint_Node (Discrete_Subtype_Definition (Node));
1941
1942 when N_Loop_Statement =>
1943 Write_Indent;
1944
1945 if Present (Identifier (Node))
1946 and then (not Has_Created_Identifier (Node)
1947 or else not Dump_Original_Only)
1948 then
1949 Write_Rewrite_Str ("<<<");
1950 Write_Id (Identifier (Node));
1951 Write_Str (" : ");
1952 Write_Rewrite_Str (">>>");
1953 Sprint_Node (Iteration_Scheme (Node));
1954 Write_Str_With_Col_Check_Sloc ("loop");
1955 Sprint_Indented_List (Statements (Node));
1956 Write_Indent_Str ("end loop ");
1957 Write_Rewrite_Str ("<<<");
1958 Write_Id (Identifier (Node));
1959 Write_Rewrite_Str (">>>");
1960 Write_Char (';');
1961
1962 else
1963 Sprint_Node (Iteration_Scheme (Node));
1964 Write_Str_With_Col_Check_Sloc ("loop");
1965 Sprint_Indented_List (Statements (Node));
1966 Write_Indent_Str ("end loop;");
1967 end if;
1968
1969 when N_Mod_Clause =>
1970 Sprint_Node_List (Pragmas_Before (Node));
1971 Write_Str_With_Col_Check_Sloc ("at mod ");
1972 Sprint_Node (Expression (Node));
1973
1974 when N_Modular_Type_Definition =>
1975 Write_Str_With_Col_Check_Sloc ("mod ");
1976 Sprint_Node (Expression (Node));
1977
1978 when N_Not_In =>
1979 Sprint_Left_Opnd (Node);
1980 Write_Str_Sloc (" not in ");
1981 Sprint_Right_Opnd (Node);
1982
1983 when N_Null =>
1984 Write_Str_With_Col_Check_Sloc ("null");
1985
1986 when N_Null_Statement =>
1987 if Comes_From_Source (Node)
1988 or else Dump_Freeze_Null
1989 or else not Is_List_Member (Node)
1990 or else (No (Prev (Node)) and then No (Next (Node)))
1991 then
1992 Write_Indent_Str_Sloc ("null;");
1993 end if;
1994
1995 when N_Number_Declaration =>
1996 Set_Debug_Sloc;
1997
1998 if Write_Indent_Identifiers (Node) then
1999 Write_Str_With_Col_Check (" : constant ");
2000 Write_Str (" := ");
2001 Sprint_Node (Expression (Node));
2002 Write_Char (';');
2003 end if;
2004
2005 when N_Object_Declaration =>
2006 Set_Debug_Sloc;
2007
2008 if Write_Indent_Identifiers (Node) then
2009 declare
2010 Def_Id : constant Entity_Id := Defining_Identifier (Node);
2011
2012 begin
2013 Write_Str_With_Col_Check (" : ");
2014
2015 if Is_Statically_Allocated (Def_Id) then
2016 Write_Str_With_Col_Check ("static ");
2017 end if;
2018
2019 if Aliased_Present (Node) then
2020 Write_Str_With_Col_Check ("aliased ");
2021 end if;
2022
2023 if Constant_Present (Node) then
2024 Write_Str_With_Col_Check ("constant ");
2025 end if;
2026
2027 -- Ada 2005 (AI-231)
2028
2029 if Null_Exclusion_Present (Node) then
2030 Write_Str_With_Col_Check ("not null ");
2031 end if;
2032
2033 Sprint_Node (Object_Definition (Node));
2034
2035 if Present (Expression (Node)) then
2036 Write_Str (" := ");
2037 Sprint_Node (Expression (Node));
2038 end if;
2039
2040 Write_Char (';');
2041
2042 -- Handle implicit importation and implicit exportation of
2043 -- object declarations:
2044 -- $pragma import (Convention_Id, Def_Id, "...");
2045 -- $pragma export (Convention_Id, Def_Id, "...");
2046
2047 if Is_Internal (Def_Id)
2048 and then Present (Interface_Name (Def_Id))
2049 then
2050 Write_Indent_Str_Sloc ("$pragma ");
2051
2052 if Is_Imported (Def_Id) then
2053 Write_Str ("import (");
2054
2055 else pragma Assert (Is_Exported (Def_Id));
2056 Write_Str ("export (");
2057 end if;
2058
2059 declare
2060 Prefix : constant String := "Convention_";
2061 S : constant String := Convention (Def_Id)'Img;
2062
2063 begin
2064 Name_Len := S'Last - Prefix'Last;
2065 Name_Buffer (1 .. Name_Len) :=
2066 S (Prefix'Last + 1 .. S'Last);
2067 Set_Casing (All_Lower_Case);
2068 Write_Str (Name_Buffer (1 .. Name_Len));
2069 end;
2070
2071 Write_Str (", ");
2072 Write_Id (Def_Id);
2073 Write_Str (", ");
2074 Write_String_Table_Entry
2075 (Strval (Interface_Name (Def_Id)));
2076 Write_Str (");");
2077 end if;
2078 end;
2079 end if;
2080
2081 when N_Object_Renaming_Declaration =>
2082 Write_Indent;
2083 Set_Debug_Sloc;
2084 Sprint_Node (Defining_Identifier (Node));
2085 Write_Str (" : ");
2086
2087 -- Ada 2005 (AI-230): Access renamings
2088
2089 if Present (Access_Definition (Node)) then
2090 Sprint_Node (Access_Definition (Node));
2091
2092 elsif Present (Subtype_Mark (Node)) then
2093
2094 -- Ada 2005 (AI-423): Object renaming with a null exclusion
2095
2096 if Null_Exclusion_Present (Node) then
2097 Write_Str ("not null ");
2098 end if;
2099
2100 Sprint_Node (Subtype_Mark (Node));
2101
2102 else
2103 Write_Str (" ??? ");
2104 end if;
2105
2106 Write_Str_With_Col_Check (" renames ");
2107 Sprint_Node (Name (Node));
2108 Write_Char (';');
2109
2110 when N_Op_Abs =>
2111 Write_Operator (Node, "abs ");
2112 Sprint_Right_Opnd (Node);
2113
2114 when N_Op_Add =>
2115 Sprint_Left_Opnd (Node);
2116 Write_Operator (Node, " + ");
2117 Sprint_Right_Opnd (Node);
2118
2119 when N_Op_And =>
2120 Sprint_Left_Opnd (Node);
2121 Write_Operator (Node, " and ");
2122 Sprint_Right_Opnd (Node);
2123
2124 when N_Op_Concat =>
2125 Sprint_Left_Opnd (Node);
2126 Write_Operator (Node, " & ");
2127 Sprint_Right_Opnd (Node);
2128
2129 when N_Op_Divide =>
2130 Sprint_Left_Opnd (Node);
2131 Write_Char (' ');
2132 Process_TFAI_RR_Flags (Node);
2133 Write_Operator (Node, "/ ");
2134 Sprint_Right_Opnd (Node);
2135
2136 when N_Op_Eq =>
2137 Sprint_Left_Opnd (Node);
2138 Write_Operator (Node, " = ");
2139 Sprint_Right_Opnd (Node);
2140
2141 when N_Op_Expon =>
2142 Sprint_Left_Opnd (Node);
2143 Write_Operator (Node, " ** ");
2144 Sprint_Right_Opnd (Node);
2145
2146 when N_Op_Ge =>
2147 Sprint_Left_Opnd (Node);
2148 Write_Operator (Node, " >= ");
2149 Sprint_Right_Opnd (Node);
2150
2151 when N_Op_Gt =>
2152 Sprint_Left_Opnd (Node);
2153 Write_Operator (Node, " > ");
2154 Sprint_Right_Opnd (Node);
2155
2156 when N_Op_Le =>
2157 Sprint_Left_Opnd (Node);
2158 Write_Operator (Node, " <= ");
2159 Sprint_Right_Opnd (Node);
2160
2161 when N_Op_Lt =>
2162 Sprint_Left_Opnd (Node);
2163 Write_Operator (Node, " < ");
2164 Sprint_Right_Opnd (Node);
2165
2166 when N_Op_Minus =>
2167 Write_Operator (Node, "-");
2168 Sprint_Right_Opnd (Node);
2169
2170 when N_Op_Mod =>
2171 Sprint_Left_Opnd (Node);
2172
2173 if Treat_Fixed_As_Integer (Node) then
2174 Write_Str (" #");
2175 end if;
2176
2177 Write_Operator (Node, " mod ");
2178 Sprint_Right_Opnd (Node);
2179
2180 when N_Op_Multiply =>
2181 Sprint_Left_Opnd (Node);
2182 Write_Char (' ');
2183 Process_TFAI_RR_Flags (Node);
2184 Write_Operator (Node, "* ");
2185 Sprint_Right_Opnd (Node);
2186
2187 when N_Op_Ne =>
2188 Sprint_Left_Opnd (Node);
2189 Write_Operator (Node, " /= ");
2190 Sprint_Right_Opnd (Node);
2191
2192 when N_Op_Not =>
2193 Write_Operator (Node, "not ");
2194 Sprint_Right_Opnd (Node);
2195
2196 when N_Op_Or =>
2197 Sprint_Left_Opnd (Node);
2198 Write_Operator (Node, " or ");
2199 Sprint_Right_Opnd (Node);
2200
2201 when N_Op_Plus =>
2202 Write_Operator (Node, "+");
2203 Sprint_Right_Opnd (Node);
2204
2205 when N_Op_Rem =>
2206 Sprint_Left_Opnd (Node);
2207
2208 if Treat_Fixed_As_Integer (Node) then
2209 Write_Str (" #");
2210 end if;
2211
2212 Write_Operator (Node, " rem ");
2213 Sprint_Right_Opnd (Node);
2214
2215 when N_Op_Shift =>
2216 Set_Debug_Sloc;
2217 Write_Id (Node);
2218 Write_Char ('!');
2219 Write_Str_With_Col_Check ("(");
2220 Sprint_Node (Left_Opnd (Node));
2221 Write_Str (", ");
2222 Sprint_Node (Right_Opnd (Node));
2223 Write_Char (')');
2224
2225 when N_Op_Subtract =>
2226 Sprint_Left_Opnd (Node);
2227 Write_Operator (Node, " - ");
2228 Sprint_Right_Opnd (Node);
2229
2230 when N_Op_Xor =>
2231 Sprint_Left_Opnd (Node);
2232 Write_Operator (Node, " xor ");
2233 Sprint_Right_Opnd (Node);
2234
2235 when N_Operator_Symbol =>
2236 Write_Name_With_Col_Check_Sloc (Chars (Node));
2237
2238 when N_Ordinary_Fixed_Point_Definition =>
2239 Write_Str_With_Col_Check_Sloc ("delta ");
2240 Sprint_Node (Delta_Expression (Node));
2241 Sprint_Opt_Node (Real_Range_Specification (Node));
2242
2243 when N_Or_Else =>
2244 Sprint_Left_Opnd (Node);
2245 Write_Str_Sloc (" or else ");
2246 Sprint_Right_Opnd (Node);
2247
2248 when N_Others_Choice =>
2249 if All_Others (Node) then
2250 Write_Str_With_Col_Check ("all ");
2251 end if;
2252
2253 Write_Str_With_Col_Check_Sloc ("others");
2254
2255 when N_Package_Body =>
2256 Extra_Blank_Line;
2257 Write_Indent_Str_Sloc ("package body ");
2258 Sprint_Node (Defining_Unit_Name (Node));
2259 Write_Str (" is");
2260 Sprint_Indented_List (Declarations (Node));
2261
2262 if Present (Handled_Statement_Sequence (Node)) then
2263 Write_Indent_Str ("begin");
2264 Sprint_Node (Handled_Statement_Sequence (Node));
2265 end if;
2266
2267 Write_Indent_Str ("end ");
2268 Sprint_End_Label
2269 (Handled_Statement_Sequence (Node), Defining_Unit_Name (Node));
2270 Write_Char (';');
2271
2272 when N_Package_Body_Stub =>
2273 Write_Indent_Str_Sloc ("package body ");
2274 Sprint_Node (Defining_Identifier (Node));
2275 Write_Str_With_Col_Check (" is separate;");
2276
2277 when N_Package_Declaration =>
2278 Extra_Blank_Line;
2279 Write_Indent;
2280 Sprint_Node_Sloc (Specification (Node));
2281 Write_Char (';');
2282
2283 when N_Package_Instantiation =>
2284 Extra_Blank_Line;
2285 Write_Indent_Str_Sloc ("package ");
2286 Sprint_Node (Defining_Unit_Name (Node));
2287 Write_Str (" is new ");
2288 Sprint_Node (Name (Node));
2289 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
2290 Write_Char (';');
2291
2292 when N_Package_Renaming_Declaration =>
2293 Write_Indent_Str_Sloc ("package ");
2294 Sprint_Node (Defining_Unit_Name (Node));
2295 Write_Str_With_Col_Check (" renames ");
2296 Sprint_Node (Name (Node));
2297 Write_Char (';');
2298
2299 when N_Package_Specification =>
2300 Write_Str_With_Col_Check_Sloc ("package ");
2301 Sprint_Node (Defining_Unit_Name (Node));
2302 Write_Str (" is");
2303 Sprint_Indented_List (Visible_Declarations (Node));
2304
2305 if Present (Private_Declarations (Node)) then
2306 Write_Indent_Str ("private");
2307 Sprint_Indented_List (Private_Declarations (Node));
2308 end if;
2309
2310 Write_Indent_Str ("end ");
2311 Sprint_Node (Defining_Unit_Name (Node));
2312
2313 when N_Parameter_Association =>
2314 Sprint_Node_Sloc (Selector_Name (Node));
2315 Write_Str (" => ");
2316 Sprint_Node (Explicit_Actual_Parameter (Node));
2317
2318 when N_Parameter_Specification =>
2319 Set_Debug_Sloc;
2320
2321 if Write_Identifiers (Node) then
2322 Write_Str (" : ");
2323
2324 if In_Present (Node) then
2325 Write_Str_With_Col_Check ("in ");
2326 end if;
2327
2328 if Out_Present (Node) then
2329 Write_Str_With_Col_Check ("out ");
2330 end if;
2331
2332 -- Ada 2005 (AI-231) parameter specification may carry
2333 -- null exclusion. Do not print it now if this is an
2334 -- access parameter, it is emitted when the access
2335 -- definition is displayed.
2336
2337 if Null_Exclusion_Present (Node)
2338 and then Nkind (Parameter_Type (Node))
2339 /= N_Access_Definition
2340 then
2341 Write_Str ("not null ");
2342 end if;
2343
2344 Sprint_Node (Parameter_Type (Node));
2345
2346 if Present (Expression (Node)) then
2347 Write_Str (" := ");
2348 Sprint_Node (Expression (Node));
2349 end if;
2350 else
2351 Write_Str (", ");
2352 end if;
2353
2354 when N_Pop_Constraint_Error_Label =>
2355 Write_Indent_Str ("%pop_constraint_error_label");
2356
2357 when N_Pop_Program_Error_Label =>
2358 Write_Indent_Str ("%pop_program_error_label");
2359
2360 when N_Pop_Storage_Error_Label =>
2361 Write_Indent_Str ("%pop_storage_error_label");
2362
2363 when N_Push_Constraint_Error_Label =>
2364 Write_Indent_Str ("%push_constraint_error_label (");
2365
2366 if Present (Exception_Label (Node)) then
2367 Write_Name_With_Col_Check (Chars (Exception_Label (Node)));
2368 end if;
2369
2370 Write_Str (")");
2371
2372 when N_Push_Program_Error_Label =>
2373 Write_Indent_Str ("%push_program_error_label (");
2374
2375 if Present (Exception_Label (Node)) then
2376 Write_Name_With_Col_Check (Chars (Exception_Label (Node)));
2377 end if;
2378
2379 Write_Str (")");
2380
2381 when N_Push_Storage_Error_Label =>
2382 Write_Indent_Str ("%push_storage_error_label (");
2383
2384 if Present (Exception_Label (Node)) then
2385 Write_Name_With_Col_Check (Chars (Exception_Label (Node)));
2386 end if;
2387
2388 Write_Str (")");
2389
2390 when N_Pragma =>
2391 Write_Indent_Str_Sloc ("pragma ");
2392 Write_Name_With_Col_Check (Pragma_Name (Node));
2393
2394 if Present (Pragma_Argument_Associations (Node)) then
2395 Sprint_Opt_Paren_Comma_List
2396 (Pragma_Argument_Associations (Node));
2397 end if;
2398
2399 Write_Char (';');
2400
2401 when N_Pragma_Argument_Association =>
2402 Set_Debug_Sloc;
2403
2404 if Chars (Node) /= No_Name then
2405 Write_Name_With_Col_Check (Chars (Node));
2406 Write_Str (" => ");
2407 end if;
2408
2409 Sprint_Node (Expression (Node));
2410
2411 when N_Private_Type_Declaration =>
2412 Write_Indent_Str_Sloc ("type ");
2413 Write_Id (Defining_Identifier (Node));
2414
2415 if Present (Discriminant_Specifications (Node)) then
2416 Write_Discr_Specs (Node);
2417 elsif Unknown_Discriminants_Present (Node) then
2418 Write_Str_With_Col_Check ("(<>)");
2419 end if;
2420
2421 Write_Str (" is ");
2422
2423 if Tagged_Present (Node) then
2424 Write_Str_With_Col_Check ("tagged ");
2425 end if;
2426
2427 if Limited_Present (Node) then
2428 Write_Str_With_Col_Check ("limited ");
2429 end if;
2430
2431 Write_Str_With_Col_Check ("private;");
2432
2433 when N_Private_Extension_Declaration =>
2434 Write_Indent_Str_Sloc ("type ");
2435 Write_Id (Defining_Identifier (Node));
2436
2437 if Present (Discriminant_Specifications (Node)) then
2438 Write_Discr_Specs (Node);
2439 elsif Unknown_Discriminants_Present (Node) then
2440 Write_Str_With_Col_Check ("(<>)");
2441 end if;
2442
2443 Write_Str_With_Col_Check (" is new ");
2444 Sprint_Node (Subtype_Indication (Node));
2445 Write_Str_With_Col_Check (" with private;");
2446
2447 when N_Procedure_Call_Statement =>
2448 Write_Indent;
2449 Set_Debug_Sloc;
2450 Note_Implicit_Run_Time_Call (Name (Node));
2451 Sprint_Node (Name (Node));
2452 Sprint_Opt_Paren_Comma_List (Parameter_Associations (Node));
2453 Write_Char (';');
2454
2455 when N_Procedure_Instantiation =>
2456 Write_Indent_Str_Sloc ("procedure ");
2457 Sprint_Node (Defining_Unit_Name (Node));
2458 Write_Str_With_Col_Check (" is new ");
2459 Sprint_Node (Name (Node));
2460 Sprint_Opt_Paren_Comma_List (Generic_Associations (Node));
2461 Write_Char (';');
2462
2463 when N_Procedure_Specification =>
2464 Write_Str_With_Col_Check_Sloc ("procedure ");
2465 Sprint_Node (Defining_Unit_Name (Node));
2466 Write_Param_Specs (Node);
2467
2468 when N_Protected_Body =>
2469 Write_Indent_Str_Sloc ("protected body ");
2470 Write_Id (Defining_Identifier (Node));
2471 Write_Str (" is");
2472 Sprint_Indented_List (Declarations (Node));
2473 Write_Indent_Str ("end ");
2474 Write_Id (Defining_Identifier (Node));
2475 Write_Char (';');
2476
2477 when N_Protected_Body_Stub =>
2478 Write_Indent_Str_Sloc ("protected body ");
2479 Write_Id (Defining_Identifier (Node));
2480 Write_Str_With_Col_Check (" is separate;");
2481
2482 when N_Protected_Definition =>
2483 Set_Debug_Sloc;
2484 Sprint_Indented_List (Visible_Declarations (Node));
2485
2486 if Present (Private_Declarations (Node)) then
2487 Write_Indent_Str ("private");
2488 Sprint_Indented_List (Private_Declarations (Node));
2489 end if;
2490
2491 Write_Indent_Str ("end ");
2492
2493 when N_Protected_Type_Declaration =>
2494 Write_Indent_Str_Sloc ("protected type ");
2495 Sprint_Node (Defining_Identifier (Node));
2496 Write_Discr_Specs (Node);
2497
2498 if Present (Interface_List (Node)) then
2499 Write_Str (" is new ");
2500 Sprint_And_List (Interface_List (Node));
2501 Write_Str (" with ");
2502 else
2503 Write_Str (" is");
2504 end if;
2505
2506 Sprint_Node (Protected_Definition (Node));
2507 Write_Id (Defining_Identifier (Node));
2508 Write_Char (';');
2509
2510 when N_Qualified_Expression =>
2511 Sprint_Node (Subtype_Mark (Node));
2512 Write_Char_Sloc (''');
2513
2514 -- Print expression, make sure we have at least one level of
2515 -- parentheses around the expression. For cases of qualified
2516 -- expressions in the source, this is always the case, but
2517 -- for generated qualifications, there may be no explicit
2518 -- parentheses present.
2519
2520 if Paren_Count (Expression (Node)) /= 0 then
2521 Sprint_Node (Expression (Node));
2522 else
2523 Write_Char ('(');
2524 Sprint_Node (Expression (Node));
2525 Write_Char (')');
2526 end if;
2527
2528 when N_Raise_Constraint_Error =>
2529
2530 -- This node can be used either as a subexpression or as a
2531 -- statement form. The following test is a reasonably reliable
2532 -- way to distinguish the two cases.
2533
2534 if Is_List_Member (Node)
2535 and then Nkind (Parent (Node)) not in N_Subexpr
2536 then
2537 Write_Indent;
2538 end if;
2539
2540 Write_Str_With_Col_Check_Sloc ("[constraint_error");
2541 Write_Condition_And_Reason (Node);
2542
2543 when N_Raise_Program_Error =>
2544
2545 -- This node can be used either as a subexpression or as a
2546 -- statement form. The following test is a reasonably reliable
2547 -- way to distinguish the two cases.
2548
2549 if Is_List_Member (Node)
2550 and then Nkind (Parent (Node)) not in N_Subexpr
2551 then
2552 Write_Indent;
2553 end if;
2554
2555 Write_Str_With_Col_Check_Sloc ("[program_error");
2556 Write_Condition_And_Reason (Node);
2557
2558 when N_Raise_Storage_Error =>
2559
2560 -- This node can be used either as a subexpression or as a
2561 -- statement form. The following test is a reasonably reliable
2562 -- way to distinguish the two cases.
2563
2564 if Is_List_Member (Node)
2565 and then Nkind (Parent (Node)) not in N_Subexpr
2566 then
2567 Write_Indent;
2568 end if;
2569
2570 Write_Str_With_Col_Check_Sloc ("[storage_error");
2571 Write_Condition_And_Reason (Node);
2572
2573 when N_Raise_Statement =>
2574 Write_Indent_Str_Sloc ("raise ");
2575 Sprint_Node (Name (Node));
2576 Write_Char (';');
2577
2578 when N_Range =>
2579 Sprint_Node (Low_Bound (Node));
2580 Write_Str_Sloc (" .. ");
2581 Sprint_Node (High_Bound (Node));
2582 Update_Itype (Node);
2583
2584 when N_Range_Constraint =>
2585 Write_Str_With_Col_Check_Sloc ("range ");
2586 Sprint_Node (Range_Expression (Node));
2587
2588 when N_Real_Literal =>
2589 Write_Ureal_With_Col_Check_Sloc (Realval (Node));
2590
2591 when N_Real_Range_Specification =>
2592 Write_Str_With_Col_Check_Sloc ("range ");
2593 Sprint_Node (Low_Bound (Node));
2594 Write_Str (" .. ");
2595 Sprint_Node (High_Bound (Node));
2596
2597 when N_Record_Definition =>
2598 if Abstract_Present (Node) then
2599 Write_Str_With_Col_Check ("abstract ");
2600 end if;
2601
2602 if Tagged_Present (Node) then
2603 Write_Str_With_Col_Check ("tagged ");
2604 end if;
2605
2606 if Limited_Present (Node) then
2607 Write_Str_With_Col_Check ("limited ");
2608 end if;
2609
2610 if Null_Present (Node) then
2611 Write_Str_With_Col_Check_Sloc ("null record");
2612
2613 else
2614 Write_Str_With_Col_Check_Sloc ("record");
2615 Sprint_Node (Component_List (Node));
2616 Write_Indent_Str ("end record");
2617 end if;
2618
2619 when N_Record_Representation_Clause =>
2620 Write_Indent_Str_Sloc ("for ");
2621 Sprint_Node (Identifier (Node));
2622 Write_Str_With_Col_Check (" use record ");
2623
2624 if Present (Mod_Clause (Node)) then
2625 Sprint_Node (Mod_Clause (Node));
2626 end if;
2627
2628 Sprint_Indented_List (Component_Clauses (Node));
2629 Write_Indent_Str ("end record;");
2630
2631 when N_Reference =>
2632 Sprint_Node (Prefix (Node));
2633 Write_Str_With_Col_Check_Sloc ("'reference");
2634
2635 when N_Requeue_Statement =>
2636 Write_Indent_Str_Sloc ("requeue ");
2637 Sprint_Node (Name (Node));
2638
2639 if Abort_Present (Node) then
2640 Write_Str_With_Col_Check (" with abort");
2641 end if;
2642
2643 Write_Char (';');
2644
2645 when N_Simple_Return_Statement =>
2646 if Present (Expression (Node)) then
2647 Write_Indent_Str_Sloc ("return ");
2648 Sprint_Node (Expression (Node));
2649 Write_Char (';');
2650 else
2651 Write_Indent_Str_Sloc ("return;");
2652 end if;
2653
2654 when N_Selective_Accept =>
2655 Write_Indent_Str_Sloc ("select");
2656
2657 declare
2658 Alt_Node : Node_Id;
2659 begin
2660 Alt_Node := First (Select_Alternatives (Node));
2661 loop
2662 Indent_Begin;
2663 Sprint_Node (Alt_Node);
2664 Indent_End;
2665 Next (Alt_Node);
2666 exit when No (Alt_Node);
2667 Write_Indent_Str ("or");
2668 end loop;
2669 end;
2670
2671 if Present (Else_Statements (Node)) then
2672 Write_Indent_Str ("else");
2673 Sprint_Indented_List (Else_Statements (Node));
2674 end if;
2675
2676 Write_Indent_Str ("end select;");
2677
2678 when N_Signed_Integer_Type_Definition =>
2679 Write_Str_With_Col_Check_Sloc ("range ");
2680 Sprint_Node (Low_Bound (Node));
2681 Write_Str (" .. ");
2682 Sprint_Node (High_Bound (Node));
2683
2684 when N_Single_Protected_Declaration =>
2685 Write_Indent_Str_Sloc ("protected ");
2686 Write_Id (Defining_Identifier (Node));
2687 Write_Str (" is");
2688 Sprint_Node (Protected_Definition (Node));
2689 Write_Id (Defining_Identifier (Node));
2690 Write_Char (';');
2691
2692 when N_Single_Task_Declaration =>
2693 Write_Indent_Str_Sloc ("task ");
2694 Sprint_Node (Defining_Identifier (Node));
2695
2696 if Present (Task_Definition (Node)) then
2697 Write_Str (" is");
2698 Sprint_Node (Task_Definition (Node));
2699 end if;
2700
2701 Write_Char (';');
2702
2703 when N_Selected_Component =>
2704 Sprint_Node (Prefix (Node));
2705 Write_Char_Sloc ('.');
2706 Sprint_Node (Selector_Name (Node));
2707
2708 when N_Slice =>
2709 Set_Debug_Sloc;
2710 Sprint_Node (Prefix (Node));
2711 Write_Str_With_Col_Check (" (");
2712 Sprint_Node (Discrete_Range (Node));
2713 Write_Char (')');
2714
2715 when N_String_Literal =>
2716 if String_Length (Strval (Node)) + Column > 75 then
2717 Write_Indent_Str (" ");
2718 end if;
2719
2720 Set_Debug_Sloc;
2721 Write_String_Table_Entry (Strval (Node));
2722
2723 when N_Subprogram_Body =>
2724
2725 -- Output extra blank line unless we are in freeze actions
2726
2727 if Freeze_Indent = 0 then
2728 Extra_Blank_Line;
2729 end if;
2730
2731 Write_Indent;
2732 Sprint_Node_Sloc (Specification (Node));
2733 Write_Str (" is");
2734
2735 Sprint_Indented_List (Declarations (Node));
2736 Write_Indent_Str ("begin");
2737 Sprint_Node (Handled_Statement_Sequence (Node));
2738
2739 Write_Indent_Str ("end ");
2740
2741 Sprint_End_Label
2742 (Handled_Statement_Sequence (Node),
2743 Defining_Unit_Name (Specification (Node)));
2744 Write_Char (';');
2745
2746 if Is_List_Member (Node)
2747 and then Present (Next (Node))
2748 and then Nkind (Next (Node)) /= N_Subprogram_Body
2749 then
2750 Write_Indent;
2751 end if;
2752
2753 when N_Subprogram_Body_Stub =>
2754 Write_Indent;
2755 Sprint_Node_Sloc (Specification (Node));
2756 Write_Str_With_Col_Check (" is separate;");
2757
2758 when N_Subprogram_Declaration =>
2759 Write_Indent;
2760 Sprint_Node_Sloc (Specification (Node));
2761
2762 if Nkind (Specification (Node)) = N_Procedure_Specification
2763 and then Null_Present (Specification (Node))
2764 then
2765 Write_Str_With_Col_Check (" is null");
2766 end if;
2767
2768 Write_Char (';');
2769
2770 when N_Subprogram_Info =>
2771 Sprint_Node (Identifier (Node));
2772 Write_Str_With_Col_Check_Sloc ("'subprogram_info");
2773
2774 when N_Subprogram_Renaming_Declaration =>
2775 Write_Indent;
2776 Sprint_Node (Specification (Node));
2777 Write_Str_With_Col_Check_Sloc (" renames ");
2778 Sprint_Node (Name (Node));
2779 Write_Char (';');
2780
2781 when N_Subtype_Declaration =>
2782 Write_Indent_Str_Sloc ("subtype ");
2783 Sprint_Node (Defining_Identifier (Node));
2784 Write_Str (" is ");
2785
2786 -- Ada 2005 (AI-231)
2787
2788 if Null_Exclusion_Present (Node) then
2789 Write_Str ("not null ");
2790 end if;
2791
2792 Sprint_Node (Subtype_Indication (Node));
2793 Write_Char (';');
2794
2795 when N_Subtype_Indication =>
2796 Sprint_Node_Sloc (Subtype_Mark (Node));
2797 Write_Char (' ');
2798 Sprint_Node (Constraint (Node));
2799
2800 when N_Subunit =>
2801 Write_Indent_Str_Sloc ("separate (");
2802 Sprint_Node (Name (Node));
2803 Write_Char (')');
2804 Extra_Blank_Line;
2805 Sprint_Node (Proper_Body (Node));
2806
2807 when N_Task_Body =>
2808 Write_Indent_Str_Sloc ("task body ");
2809 Write_Id (Defining_Identifier (Node));
2810 Write_Str (" is");
2811 Sprint_Indented_List (Declarations (Node));
2812 Write_Indent_Str ("begin");
2813 Sprint_Node (Handled_Statement_Sequence (Node));
2814 Write_Indent_Str ("end ");
2815 Sprint_End_Label
2816 (Handled_Statement_Sequence (Node), Defining_Identifier (Node));
2817 Write_Char (';');
2818
2819 when N_Task_Body_Stub =>
2820 Write_Indent_Str_Sloc ("task body ");
2821 Write_Id (Defining_Identifier (Node));
2822 Write_Str_With_Col_Check (" is separate;");
2823
2824 when N_Task_Definition =>
2825 Set_Debug_Sloc;
2826 Sprint_Indented_List (Visible_Declarations (Node));
2827
2828 if Present (Private_Declarations (Node)) then
2829 Write_Indent_Str ("private");
2830 Sprint_Indented_List (Private_Declarations (Node));
2831 end if;
2832
2833 Write_Indent_Str ("end ");
2834 Sprint_End_Label (Node, Defining_Identifier (Parent (Node)));
2835
2836 when N_Task_Type_Declaration =>
2837 Write_Indent_Str_Sloc ("task type ");
2838 Sprint_Node (Defining_Identifier (Node));
2839 Write_Discr_Specs (Node);
2840
2841 if Present (Interface_List (Node)) then
2842 Write_Str (" is new ");
2843 Sprint_And_List (Interface_List (Node));
2844 end if;
2845
2846 if Present (Task_Definition (Node)) then
2847 if No (Interface_List (Node)) then
2848 Write_Str (" is");
2849 else
2850 Write_Str (" with ");
2851 end if;
2852
2853 Sprint_Node (Task_Definition (Node));
2854 end if;
2855
2856 Write_Char (';');
2857
2858 when N_Terminate_Alternative =>
2859 Sprint_Node_List (Pragmas_Before (Node));
2860
2861 Write_Indent;
2862
2863 if Present (Condition (Node)) then
2864 Write_Str_With_Col_Check ("when ");
2865 Sprint_Node (Condition (Node));
2866 Write_Str (" => ");
2867 end if;
2868
2869 Write_Str_With_Col_Check_Sloc ("terminate;");
2870 Sprint_Node_List (Pragmas_After (Node));
2871
2872 when N_Timed_Entry_Call =>
2873 Write_Indent_Str_Sloc ("select");
2874 Indent_Begin;
2875 Sprint_Node (Entry_Call_Alternative (Node));
2876 Indent_End;
2877 Write_Indent_Str ("or");
2878 Indent_Begin;
2879 Sprint_Node (Delay_Alternative (Node));
2880 Indent_End;
2881 Write_Indent_Str ("end select;");
2882
2883 when N_Triggering_Alternative =>
2884 Sprint_Node_List (Pragmas_Before (Node));
2885 Sprint_Node_Sloc (Triggering_Statement (Node));
2886 Sprint_Node_List (Statements (Node));
2887
2888 when N_Type_Conversion =>
2889 Set_Debug_Sloc;
2890 Sprint_Node (Subtype_Mark (Node));
2891 Col_Check (4);
2892
2893 if Conversion_OK (Node) then
2894 Write_Char ('?');
2895 end if;
2896
2897 if Float_Truncate (Node) then
2898 Write_Char ('^');
2899 end if;
2900
2901 if Rounded_Result (Node) then
2902 Write_Char ('@');
2903 end if;
2904
2905 Write_Char ('(');
2906 Sprint_Node (Expression (Node));
2907 Write_Char (')');
2908
2909 when N_Unchecked_Expression =>
2910 Col_Check (10);
2911 Write_Str ("`(");
2912 Sprint_Node_Sloc (Expression (Node));
2913 Write_Char (')');
2914
2915 when N_Unchecked_Type_Conversion =>
2916 Sprint_Node (Subtype_Mark (Node));
2917 Write_Char ('!');
2918 Write_Str_With_Col_Check ("(");
2919 Sprint_Node_Sloc (Expression (Node));
2920 Write_Char (')');
2921
2922 when N_Unconstrained_Array_Definition =>
2923 Write_Str_With_Col_Check_Sloc ("array (");
2924
2925 declare
2926 Node1 : Node_Id;
2927 begin
2928 Node1 := First (Subtype_Marks (Node));
2929 loop
2930 Sprint_Node (Node1);
2931 Write_Str_With_Col_Check (" range <>");
2932 Next (Node1);
2933 exit when Node1 = Empty;
2934 Write_Str (", ");
2935 end loop;
2936 end;
2937
2938 Write_Str (") of ");
2939 Sprint_Node (Component_Definition (Node));
2940
2941 when N_Unused_At_Start | N_Unused_At_End =>
2942 Write_Indent_Str ("***** Error, unused node encountered *****");
2943 Write_Eol;
2944
2945 when N_Use_Package_Clause =>
2946 Write_Indent_Str_Sloc ("use ");
2947 Sprint_Comma_List (Names (Node));
2948 Write_Char (';');
2949
2950 when N_Use_Type_Clause =>
2951 Write_Indent_Str_Sloc ("use type ");
2952 Sprint_Comma_List (Subtype_Marks (Node));
2953 Write_Char (';');
2954
2955 when N_Validate_Unchecked_Conversion =>
2956 Write_Indent_Str_Sloc ("validate unchecked_conversion (");
2957 Sprint_Node (Source_Type (Node));
2958 Write_Str (", ");
2959 Sprint_Node (Target_Type (Node));
2960 Write_Str (");");
2961
2962 when N_Variant =>
2963 Write_Indent_Str_Sloc ("when ");
2964 Sprint_Bar_List (Discrete_Choices (Node));
2965 Write_Str (" => ");
2966 Sprint_Node (Component_List (Node));
2967
2968 when N_Variant_Part =>
2969 Indent_Begin;
2970 Write_Indent_Str_Sloc ("case ");
2971 Sprint_Node (Name (Node));
2972 Write_Str (" is ");
2973 Sprint_Indented_List (Variants (Node));
2974 Write_Indent_Str ("end case");
2975 Indent_End;
2976
2977 when N_With_Clause =>
2978
2979 -- Special test, if we are dumping the original tree only,
2980 -- then we want to eliminate the bogus with clauses that
2981 -- correspond to the non-existent children of Text_IO.
2982
2983 if Dump_Original_Only
2984 and then Is_Text_IO_Kludge_Unit (Name (Node))
2985 then
2986 null;
2987
2988 -- Normal case, output the with clause
2989
2990 else
2991 if First_Name (Node) or else not Dump_Original_Only then
2992
2993 -- Ada 2005 (AI-50217): Print limited with_clauses
2994
2995 if Private_Present (Node) and Limited_Present (Node) then
2996 Write_Indent_Str ("limited private with ");
2997
2998 elsif Private_Present (Node) then
2999 Write_Indent_Str ("private with ");
3000
3001 elsif Limited_Present (Node) then
3002 Write_Indent_Str ("limited with ");
3003
3004 else
3005 Write_Indent_Str ("with ");
3006 end if;
3007
3008 else
3009 Write_Str (", ");
3010 end if;
3011
3012 Sprint_Node_Sloc (Name (Node));
3013
3014 if Last_Name (Node) or else not Dump_Original_Only then
3015 Write_Char (';');
3016 end if;
3017 end if;
3018
3019 end case;
3020
3021 if Nkind (Node) in N_Subexpr
3022 and then Do_Range_Check (Node)
3023 then
3024 Write_Str ("}");
3025 end if;
3026
3027 for J in 1 .. Paren_Count (Node) loop
3028 Write_Char (')');
3029 end loop;
3030
3031 Dump_Node := Save_Dump_Node;
3032 end Sprint_Node_Actual;
3033
3034 ----------------------
3035 -- Sprint_Node_List --
3036 ----------------------
3037
3038 procedure Sprint_Node_List (List : List_Id) is
3039 Node : Node_Id;
3040
3041 begin
3042 if Is_Non_Empty_List (List) then
3043 Node := First (List);
3044
3045 loop
3046 Sprint_Node (Node);
3047 Next (Node);
3048 exit when Node = Empty;
3049 end loop;
3050 end if;
3051 end Sprint_Node_List;
3052
3053 ----------------------
3054 -- Sprint_Node_Sloc --
3055 ----------------------
3056
3057 procedure Sprint_Node_Sloc (Node : Node_Id) is
3058 begin
3059 Sprint_Node (Node);
3060
3061 if Debug_Generated_Code and then Present (Dump_Node) then
3062 Set_Sloc (Dump_Node, Sloc (Node));
3063 Dump_Node := Empty;
3064 end if;
3065 end Sprint_Node_Sloc;
3066
3067 ---------------------
3068 -- Sprint_Opt_Node --
3069 ---------------------
3070
3071 procedure Sprint_Opt_Node (Node : Node_Id) is
3072 begin
3073 if Present (Node) then
3074 Write_Char (' ');
3075 Sprint_Node (Node);
3076 end if;
3077 end Sprint_Opt_Node;
3078
3079 --------------------------
3080 -- Sprint_Opt_Node_List --
3081 --------------------------
3082
3083 procedure Sprint_Opt_Node_List (List : List_Id) is
3084 begin
3085 if Present (List) then
3086 Sprint_Node_List (List);
3087 end if;
3088 end Sprint_Opt_Node_List;
3089
3090 ---------------------------------
3091 -- Sprint_Opt_Paren_Comma_List --
3092 ---------------------------------
3093
3094 procedure Sprint_Opt_Paren_Comma_List (List : List_Id) is
3095 begin
3096 if Is_Non_Empty_List (List) then
3097 Write_Char (' ');
3098 Sprint_Paren_Comma_List (List);
3099 end if;
3100 end Sprint_Opt_Paren_Comma_List;
3101
3102 -----------------------------
3103 -- Sprint_Paren_Comma_List --
3104 -----------------------------
3105
3106 procedure Sprint_Paren_Comma_List (List : List_Id) is
3107 N : Node_Id;
3108 Node_Exists : Boolean := False;
3109
3110 begin
3111
3112 if Is_Non_Empty_List (List) then
3113
3114 if Dump_Original_Only then
3115 N := First (List);
3116 while Present (N) loop
3117 if not Is_Rewrite_Insertion (N) then
3118 Node_Exists := True;
3119 exit;
3120 end if;
3121
3122 Next (N);
3123 end loop;
3124
3125 if not Node_Exists then
3126 return;
3127 end if;
3128 end if;
3129
3130 Write_Str_With_Col_Check ("(");
3131 Sprint_Comma_List (List);
3132 Write_Char (')');
3133 end if;
3134 end Sprint_Paren_Comma_List;
3135
3136 ----------------------
3137 -- Sprint_Right_Opnd --
3138 ----------------------
3139
3140 procedure Sprint_Right_Opnd (N : Node_Id) is
3141 Opnd : constant Node_Id := Right_Opnd (N);
3142
3143 begin
3144 if Paren_Count (Opnd) /= 0
3145 or else Op_Prec (Nkind (Opnd)) > Op_Prec (Nkind (N))
3146 then
3147 Sprint_Node (Opnd);
3148
3149 else
3150 Write_Char ('(');
3151 Sprint_Node (Opnd);
3152 Write_Char (')');
3153 end if;
3154 end Sprint_Right_Opnd;
3155
3156 ------------------
3157 -- Update_Itype --
3158 ------------------
3159
3160 procedure Update_Itype (Node : Node_Id) is
3161 begin
3162 if Present (Etype (Node))
3163 and then Is_Itype (Etype (Node))
3164 and then Debug_Generated_Code
3165 then
3166 Set_Sloc (Etype (Node), Sloc (Node));
3167 end if;
3168 end Update_Itype;
3169
3170 ---------------------
3171 -- Write_Char_Sloc --
3172 ---------------------
3173
3174 procedure Write_Char_Sloc (C : Character) is
3175 begin
3176 if Debug_Generated_Code and then C /= ' ' then
3177 Set_Debug_Sloc;
3178 end if;
3179
3180 Write_Char (C);
3181 end Write_Char_Sloc;
3182
3183 --------------------------------
3184 -- Write_Condition_And_Reason --
3185 --------------------------------
3186
3187 procedure Write_Condition_And_Reason (Node : Node_Id) is
3188 Cond : constant Node_Id := Condition (Node);
3189 Image : constant String := RT_Exception_Code'Image
3190 (RT_Exception_Code'Val
3191 (UI_To_Int (Reason (Node))));
3192
3193 begin
3194 if Present (Cond) then
3195
3196 -- If condition is a single entity, or NOT with a single entity,
3197 -- output all on one line, since it will likely fit just fine.
3198
3199 if Is_Entity_Name (Cond)
3200 or else (Nkind (Cond) = N_Op_Not
3201 and then Is_Entity_Name (Right_Opnd (Cond)))
3202 then
3203 Write_Str_With_Col_Check (" when ");
3204 Sprint_Node (Cond);
3205 Write_Char (' ');
3206
3207 -- Otherwise for more complex condition, multiple lines
3208
3209 else
3210 Write_Str_With_Col_Check (" when");
3211 Indent := Indent + 2;
3212 Write_Indent;
3213 Sprint_Node (Cond);
3214 Write_Indent;
3215 Indent := Indent - 2;
3216 end if;
3217
3218 -- If no condition, just need a space (all on one line)
3219
3220 else
3221 Write_Char (' ');
3222 end if;
3223
3224 -- Write the reason
3225
3226 Write_Char ('"');
3227
3228 for J in 4 .. Image'Last loop
3229 if Image (J) = '_' then
3230 Write_Char (' ');
3231 else
3232 Write_Char (Fold_Lower (Image (J)));
3233 end if;
3234 end loop;
3235
3236 Write_Str ("""]");
3237 end Write_Condition_And_Reason;
3238
3239 --------------------------------
3240 -- Write_Corresponding_Source --
3241 --------------------------------
3242
3243 procedure Write_Corresponding_Source (S : String) is
3244 Loc : Source_Ptr;
3245 Src : Source_Buffer_Ptr;
3246
3247 begin
3248 -- Ignore if not in dump source text mode, or if in freeze actions
3249
3250 if Dump_Source_Text and then Freeze_Indent = 0 then
3251
3252 -- Ignore null string
3253
3254 if S = "" then
3255 return;
3256 end if;
3257
3258 -- Ignore space or semicolon at end of given string
3259
3260 if S (S'Last) = ' ' or else S (S'Last) = ';' then
3261 Write_Corresponding_Source (S (S'First .. S'Last - 1));
3262 return;
3263 end if;
3264
3265 -- Loop to look at next lines not yet printed in source file
3266
3267 for L in
3268 Last_Line_Printed + 1 .. Last_Source_Line (Current_Source_File)
3269 loop
3270 Src := Source_Text (Current_Source_File);
3271 Loc := Line_Start (L, Current_Source_File);
3272
3273 -- If comment, keep looking
3274
3275 if Src (Loc .. Loc + 1) = "--" then
3276 null;
3277
3278 -- Search to first non-blank
3279
3280 else
3281 while Src (Loc) not in Line_Terminator loop
3282
3283 -- Non-blank found
3284
3285 if Src (Loc) /= ' ' and then Src (Loc) /= ASCII.HT then
3286
3287 -- Loop through characters in string to see if we match
3288
3289 for J in S'Range loop
3290
3291 -- If mismatch, then not the case we are looking for
3292
3293 if Src (Loc) /= S (J) then
3294 return;
3295 end if;
3296
3297 Loc := Loc + 1;
3298 end loop;
3299
3300 -- If we fall through, string matched, if white space or
3301 -- semicolon after the matched string, this is the case
3302 -- we are looking for.
3303
3304 if Src (Loc) in Line_Terminator
3305 or else Src (Loc) = ' '
3306 or else Src (Loc) = ASCII.HT
3307 or else Src (Loc) = ';'
3308 then
3309 -- So output source lines up to and including this one
3310
3311 Write_Source_Lines (L);
3312 return;
3313 end if;
3314 end if;
3315
3316 Loc := Loc + 1;
3317 end loop;
3318 end if;
3319
3320 -- Line was all blanks, or a comment line, keep looking
3321
3322 end loop;
3323 end if;
3324 end Write_Corresponding_Source;
3325
3326 -----------------------
3327 -- Write_Discr_Specs --
3328 -----------------------
3329
3330 procedure Write_Discr_Specs (N : Node_Id) is
3331 Specs : List_Id;
3332 Spec : Node_Id;
3333
3334 begin
3335 Specs := Discriminant_Specifications (N);
3336
3337 if Present (Specs) then
3338 Write_Str_With_Col_Check (" (");
3339 Spec := First (Specs);
3340
3341 loop
3342 Sprint_Node (Spec);
3343 Next (Spec);
3344 exit when Spec = Empty;
3345
3346 -- Add semicolon, unless we are printing original tree and the
3347 -- next specification is part of a list (but not the first
3348 -- element of that list)
3349
3350 if not Dump_Original_Only or else not Prev_Ids (Spec) then
3351 Write_Str ("; ");
3352 end if;
3353 end loop;
3354
3355 Write_Char (')');
3356 end if;
3357 end Write_Discr_Specs;
3358
3359 -----------------
3360 -- Write_Ekind --
3361 -----------------
3362
3363 procedure Write_Ekind (E : Entity_Id) is
3364 S : constant String := Entity_Kind'Image (Ekind (E));
3365
3366 begin
3367 Name_Len := S'Length;
3368 Name_Buffer (1 .. Name_Len) := S;
3369 Set_Casing (Mixed_Case);
3370 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
3371 end Write_Ekind;
3372
3373 --------------
3374 -- Write_Id --
3375 --------------
3376
3377 procedure Write_Id (N : Node_Id) is
3378 begin
3379 -- Deal with outputting Itype
3380
3381 -- Note: if we are printing the full tree with -gnatds, then we may
3382 -- end up picking up the Associated_Node link from a generic template
3383 -- here which overlaps the Entity field, but as documented, Write_Itype
3384 -- is defended against junk calls.
3385
3386 if Nkind (N) in N_Entity then
3387 Write_Itype (N);
3388 elsif Nkind (N) in N_Has_Entity then
3389 Write_Itype (Entity (N));
3390 end if;
3391
3392 -- Case of a defining identifier
3393
3394 if Nkind (N) = N_Defining_Identifier then
3395
3396 -- If defining identifier has an interface name (and no
3397 -- address clause), then we output the interface name.
3398
3399 if (Is_Imported (N) or else Is_Exported (N))
3400 and then Present (Interface_Name (N))
3401 and then No (Address_Clause (N))
3402 then
3403 String_To_Name_Buffer (Strval (Interface_Name (N)));
3404 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
3405
3406 -- If no interface name (or inactive because there was
3407 -- an address clause), then just output the Chars name.
3408
3409 else
3410 Write_Name_With_Col_Check (Chars (N));
3411 end if;
3412
3413 -- Case of selector of an expanded name where the expanded name
3414 -- has an associated entity, output this entity.
3415
3416 elsif Nkind (Parent (N)) = N_Expanded_Name
3417 and then Selector_Name (Parent (N)) = N
3418 and then Present (Entity (Parent (N)))
3419 then
3420 Write_Id (Entity (Parent (N)));
3421
3422 -- For any other node with an associated entity, output it
3423
3424 elsif Nkind (N) in N_Has_Entity
3425 and then Present (Entity_Or_Associated_Node (N))
3426 and then Nkind (Entity_Or_Associated_Node (N)) in N_Entity
3427 then
3428 Write_Id (Entity (N));
3429
3430 -- All other cases, we just print the Chars field
3431
3432 else
3433 Write_Name_With_Col_Check (Chars (N));
3434 end if;
3435 end Write_Id;
3436
3437 -----------------------
3438 -- Write_Identifiers --
3439 -----------------------
3440
3441 function Write_Identifiers (Node : Node_Id) return Boolean is
3442 begin
3443 Sprint_Node (Defining_Identifier (Node));
3444 Update_Itype (Defining_Identifier (Node));
3445
3446 -- The remainder of the declaration must be printed unless we are
3447 -- printing the original tree and this is not the last identifier
3448
3449 return
3450 not Dump_Original_Only or else not More_Ids (Node);
3451
3452 end Write_Identifiers;
3453
3454 ------------------------
3455 -- Write_Implicit_Def --
3456 ------------------------
3457
3458 procedure Write_Implicit_Def (E : Entity_Id) is
3459 Ind : Node_Id;
3460
3461 begin
3462 case Ekind (E) is
3463 when E_Array_Subtype =>
3464 Write_Str_With_Col_Check ("subtype ");
3465 Write_Id (E);
3466 Write_Str_With_Col_Check (" is ");
3467 Write_Id (Base_Type (E));
3468 Write_Str_With_Col_Check (" (");
3469
3470 Ind := First_Index (E);
3471 while Present (Ind) loop
3472 Sprint_Node (Ind);
3473 Next_Index (Ind);
3474
3475 if Present (Ind) then
3476 Write_Str (", ");
3477 end if;
3478 end loop;
3479
3480 Write_Str (");");
3481
3482 when E_Signed_Integer_Subtype | E_Enumeration_Subtype =>
3483 Write_Str_With_Col_Check ("subtype ");
3484 Write_Id (E);
3485 Write_Str (" is ");
3486 Write_Id (Etype (E));
3487 Write_Str_With_Col_Check (" range ");
3488 Sprint_Node (Scalar_Range (E));
3489 Write_Str (";");
3490
3491 when others =>
3492 Write_Str_With_Col_Check ("type ");
3493 Write_Id (E);
3494 Write_Str_With_Col_Check (" is <");
3495 Write_Ekind (E);
3496 Write_Str (">;");
3497 end case;
3498
3499 end Write_Implicit_Def;
3500
3501 ------------------
3502 -- Write_Indent --
3503 ------------------
3504
3505 procedure Write_Indent is
3506 Loc : constant Source_Ptr := Sloc (Dump_Node);
3507
3508 begin
3509 if Indent_Annull_Flag then
3510 Indent_Annull_Flag := False;
3511 else
3512 -- Deal with Dump_Source_Text output. Note that we ignore implicit
3513 -- label declarations, since they typically have the sloc of the
3514 -- corresponding label, which really messes up the -gnatL output.
3515
3516 if Dump_Source_Text
3517 and then Loc > No_Location
3518 and then Nkind (Dump_Node) /= N_Implicit_Label_Declaration
3519 then
3520 if Get_Source_File_Index (Loc) = Current_Source_File then
3521 Write_Source_Lines
3522 (Get_Physical_Line_Number (Sloc (Dump_Node)));
3523 end if;
3524 end if;
3525
3526 Write_Eol;
3527
3528 for J in 1 .. Indent loop
3529 Write_Char (' ');
3530 end loop;
3531 end if;
3532 end Write_Indent;
3533
3534 ------------------------------
3535 -- Write_Indent_Identifiers --
3536 ------------------------------
3537
3538 function Write_Indent_Identifiers (Node : Node_Id) return Boolean is
3539 begin
3540 -- We need to start a new line for every node, except in the case
3541 -- where we are printing the original tree and this is not the first
3542 -- defining identifier in the list.
3543
3544 if not Dump_Original_Only or else not Prev_Ids (Node) then
3545 Write_Indent;
3546
3547 -- If printing original tree and this is not the first defining
3548 -- identifier in the list, then the previous call to this procedure
3549 -- printed only the name, and we add a comma to separate the names.
3550
3551 else
3552 Write_Str (", ");
3553 end if;
3554
3555 Sprint_Node (Defining_Identifier (Node));
3556
3557 -- The remainder of the declaration must be printed unless we are
3558 -- printing the original tree and this is not the last identifier
3559
3560 return
3561 not Dump_Original_Only or else not More_Ids (Node);
3562 end Write_Indent_Identifiers;
3563
3564 -----------------------------------
3565 -- Write_Indent_Identifiers_Sloc --
3566 -----------------------------------
3567
3568 function Write_Indent_Identifiers_Sloc (Node : Node_Id) return Boolean is
3569 begin
3570 -- We need to start a new line for every node, except in the case
3571 -- where we are printing the original tree and this is not the first
3572 -- defining identifier in the list.
3573
3574 if not Dump_Original_Only or else not Prev_Ids (Node) then
3575 Write_Indent;
3576
3577 -- If printing original tree and this is not the first defining
3578 -- identifier in the list, then the previous call to this procedure
3579 -- printed only the name, and we add a comma to separate the names.
3580
3581 else
3582 Write_Str (", ");
3583 end if;
3584
3585 Set_Debug_Sloc;
3586 Sprint_Node (Defining_Identifier (Node));
3587
3588 -- The remainder of the declaration must be printed unless we are
3589 -- printing the original tree and this is not the last identifier
3590
3591 return not Dump_Original_Only or else not More_Ids (Node);
3592 end Write_Indent_Identifiers_Sloc;
3593
3594 ----------------------
3595 -- Write_Indent_Str --
3596 ----------------------
3597
3598 procedure Write_Indent_Str (S : String) is
3599 begin
3600 Write_Corresponding_Source (S);
3601 Write_Indent;
3602 Write_Str (S);
3603 end Write_Indent_Str;
3604
3605 ---------------------------
3606 -- Write_Indent_Str_Sloc --
3607 ---------------------------
3608
3609 procedure Write_Indent_Str_Sloc (S : String) is
3610 begin
3611 Write_Corresponding_Source (S);
3612 Write_Indent;
3613 Write_Str_Sloc (S);
3614 end Write_Indent_Str_Sloc;
3615
3616 -----------------
3617 -- Write_Itype --
3618 -----------------
3619
3620 procedure Write_Itype (Typ : Entity_Id) is
3621
3622 procedure Write_Header (T : Boolean := True);
3623 -- Write type if T is True, subtype if T is false
3624
3625 ------------------
3626 -- Write_Header --
3627 ------------------
3628
3629 procedure Write_Header (T : Boolean := True) is
3630 begin
3631 if T then
3632 Write_Str ("[type ");
3633 else
3634 Write_Str ("[subtype ");
3635 end if;
3636
3637 Write_Name_With_Col_Check (Chars (Typ));
3638 Write_Str (" is ");
3639 end Write_Header;
3640
3641 -- Start of processing for Write_Itype
3642
3643 begin
3644 if Nkind (Typ) in N_Entity
3645 and then Is_Itype (Typ)
3646 and then not Itype_Printed (Typ)
3647 then
3648 -- Itype to be printed
3649
3650 declare
3651 B : constant Node_Id := Etype (Typ);
3652 X : Node_Id;
3653 P : constant Node_Id := Parent (Typ);
3654
3655 S : constant Saved_Output_Buffer := Save_Output_Buffer;
3656 -- Save current output buffer
3657
3658 Old_Sloc : Source_Ptr;
3659 -- Save sloc of related node, so it is not modified when
3660 -- printing with -gnatD.
3661
3662 begin
3663 -- Write indentation at start of line
3664
3665 for J in 1 .. Indent loop
3666 Write_Char (' ');
3667 end loop;
3668
3669 -- If we have a constructed declaration for the itype, print it
3670
3671 if Present (P)
3672 and then Nkind (P) in N_Declaration
3673 and then Defining_Entity (P) = Typ
3674 then
3675 -- We must set Itype_Printed true before the recursive call to
3676 -- print the node, otherwise we get an infinite recursion!
3677
3678 Set_Itype_Printed (Typ, True);
3679
3680 -- Write the declaration enclosed in [], avoiding new line
3681 -- at start of declaration, and semicolon at end.
3682
3683 -- Note: The itype may be imported from another unit, in which
3684 -- case we do not want to modify the Sloc of the declaration.
3685 -- Otherwise the itype may appear to be in the current unit,
3686 -- and the back-end will reject a reference out of scope.
3687
3688 Write_Char ('[');
3689 Indent_Annull_Flag := True;
3690 Old_Sloc := Sloc (P);
3691 Sprint_Node (P);
3692 Set_Sloc (P, Old_Sloc);
3693 Write_Erase_Char (';');
3694
3695 -- If no constructed declaration, then we have to concoct the
3696 -- source corresponding to the type entity that we have at hand.
3697
3698 else
3699 case Ekind (Typ) is
3700
3701 -- Access types and subtypes
3702
3703 when Access_Kind =>
3704 Write_Header (Ekind (Typ) = E_Access_Type);
3705 Write_Str ("access ");
3706
3707 if Is_Access_Constant (Typ) then
3708 Write_Str ("constant ");
3709 elsif Can_Never_Be_Null (Typ) then
3710 Write_Str ("not null ");
3711 end if;
3712
3713 Write_Id (Directly_Designated_Type (Typ));
3714
3715 -- Array types and string types
3716
3717 when E_Array_Type | E_String_Type =>
3718 Write_Header;
3719 Write_Str ("array (");
3720
3721 X := First_Index (Typ);
3722 loop
3723 Sprint_Node (X);
3724
3725 if not Is_Constrained (Typ) then
3726 Write_Str (" range <>");
3727 end if;
3728
3729 Next_Index (X);
3730 exit when No (X);
3731 Write_Str (", ");
3732 end loop;
3733
3734 Write_Str (") of ");
3735 Sprint_Node (Component_Type (Typ));
3736
3737 -- Array subtypes and string subtypes
3738
3739 when E_Array_Subtype | E_String_Subtype =>
3740 Write_Header (False);
3741 Write_Id (Etype (Typ));
3742 Write_Str (" (");
3743
3744 X := First_Index (Typ);
3745 loop
3746 Sprint_Node (X);
3747 Next_Index (X);
3748 exit when No (X);
3749 Write_Str (", ");
3750 end loop;
3751
3752 Write_Char (')');
3753
3754 -- Signed integer types, and modular integer subtypes
3755
3756 when E_Signed_Integer_Type |
3757 E_Signed_Integer_Subtype |
3758 E_Modular_Integer_Subtype =>
3759
3760 Write_Header (Ekind (Typ) = E_Signed_Integer_Type);
3761
3762 if Ekind (Typ) = E_Signed_Integer_Type then
3763 Write_Str ("new ");
3764 end if;
3765
3766 Write_Id (B);
3767
3768 -- Print bounds if different from base type
3769
3770 declare
3771 L : constant Node_Id := Type_Low_Bound (Typ);
3772 H : constant Node_Id := Type_High_Bound (Typ);
3773 LE : Node_Id;
3774 HE : Node_Id;
3775
3776 begin
3777 -- B can either be a scalar type, in which case the
3778 -- declaration of Typ may constrain it with different
3779 -- bounds, or a private type, in which case we know
3780 -- that the declaration of Typ cannot have a scalar
3781 -- constraint.
3782
3783 if Is_Scalar_Type (B) then
3784 LE := Type_Low_Bound (B);
3785 HE := Type_High_Bound (B);
3786 else
3787 LE := Empty;
3788 HE := Empty;
3789 end if;
3790
3791 if No (LE)
3792 or else (True
3793 and then Nkind (L) = N_Integer_Literal
3794 and then Nkind (H) = N_Integer_Literal
3795 and then Nkind (LE) = N_Integer_Literal
3796 and then Nkind (HE) = N_Integer_Literal
3797 and then UI_Eq (Intval (L), Intval (LE))
3798 and then UI_Eq (Intval (H), Intval (HE)))
3799 then
3800 null;
3801
3802 else
3803 Write_Str (" range ");
3804 Sprint_Node (Type_Low_Bound (Typ));
3805 Write_Str (" .. ");
3806 Sprint_Node (Type_High_Bound (Typ));
3807 end if;
3808 end;
3809
3810 -- Modular integer types
3811
3812 when E_Modular_Integer_Type =>
3813 Write_Header;
3814 Write_Str (" mod ");
3815 Write_Uint_With_Col_Check (Modulus (Typ), Auto);
3816
3817 -- Floating point types and subtypes
3818
3819 when E_Floating_Point_Type |
3820 E_Floating_Point_Subtype =>
3821
3822 Write_Header (Ekind (Typ) = E_Floating_Point_Type);
3823
3824 if Ekind (Typ) = E_Floating_Point_Type then
3825 Write_Str ("new ");
3826 end if;
3827
3828 Write_Id (Etype (Typ));
3829
3830 if Digits_Value (Typ) /= Digits_Value (Etype (Typ)) then
3831 Write_Str (" digits ");
3832 Write_Uint_With_Col_Check
3833 (Digits_Value (Typ), Decimal);
3834 end if;
3835
3836 -- Print bounds if not different from base type
3837
3838 declare
3839 L : constant Node_Id := Type_Low_Bound (Typ);
3840 H : constant Node_Id := Type_High_Bound (Typ);
3841 LE : constant Node_Id := Type_Low_Bound (B);
3842 HE : constant Node_Id := Type_High_Bound (B);
3843
3844 begin
3845 if Nkind (L) = N_Real_Literal
3846 and then Nkind (H) = N_Real_Literal
3847 and then Nkind (LE) = N_Real_Literal
3848 and then Nkind (HE) = N_Real_Literal
3849 and then UR_Eq (Realval (L), Realval (LE))
3850 and then UR_Eq (Realval (H), Realval (HE))
3851 then
3852 null;
3853
3854 else
3855 Write_Str (" range ");
3856 Sprint_Node (Type_Low_Bound (Typ));
3857 Write_Str (" .. ");
3858 Sprint_Node (Type_High_Bound (Typ));
3859 end if;
3860 end;
3861
3862 -- Record subtypes
3863
3864 when E_Record_Subtype =>
3865 Write_Header (False);
3866 Write_Str ("record");
3867 Indent_Begin;
3868
3869 declare
3870 C : Entity_Id;
3871 begin
3872 C := First_Entity (Typ);
3873 while Present (C) loop
3874 Write_Indent;
3875 Write_Id (C);
3876 Write_Str (" : ");
3877 Write_Id (Etype (C));
3878 Next_Entity (C);
3879 end loop;
3880 end;
3881
3882 Indent_End;
3883 Write_Indent_Str (" end record");
3884
3885 -- Class-Wide types
3886
3887 when E_Class_Wide_Type |
3888 E_Class_Wide_Subtype =>
3889 Write_Header;
3890 Write_Name_With_Col_Check (Chars (Etype (Typ)));
3891 Write_Str ("'Class");
3892
3893 -- Subprogram types
3894
3895 when E_Subprogram_Type =>
3896 Write_Header;
3897
3898 if Etype (Typ) = Standard_Void_Type then
3899 Write_Str ("procedure");
3900 else
3901 Write_Str ("function");
3902 end if;
3903
3904 if Present (First_Entity (Typ)) then
3905 Write_Str (" (");
3906
3907 declare
3908 Param : Entity_Id;
3909
3910 begin
3911 Param := First_Entity (Typ);
3912 loop
3913 Write_Id (Param);
3914 Write_Str (" : ");
3915
3916 if Ekind (Param) = E_In_Out_Parameter then
3917 Write_Str ("in out ");
3918 elsif Ekind (Param) = E_Out_Parameter then
3919 Write_Str ("out ");
3920 end if;
3921
3922 Write_Id (Etype (Param));
3923 Next_Entity (Param);
3924 exit when No (Param);
3925 Write_Str (", ");
3926 end loop;
3927
3928 Write_Char (')');
3929 end;
3930 end if;
3931
3932 if Etype (Typ) /= Standard_Void_Type then
3933 Write_Str (" return ");
3934 Write_Id (Etype (Typ));
3935 end if;
3936
3937 when E_String_Literal_Subtype =>
3938 declare
3939 LB : constant Uint :=
3940 Intval (String_Literal_Low_Bound (Typ));
3941 Len : constant Uint :=
3942 String_Literal_Length (Typ);
3943 begin
3944 Write_Str ("String (");
3945 Write_Int (UI_To_Int (LB));
3946 Write_Str (" .. ");
3947 Write_Int (UI_To_Int (LB + Len) - 1);
3948 Write_Str (");");
3949 end;
3950
3951 -- For all other Itypes, print ??? (fill in later)
3952
3953 when others =>
3954 Write_Header (True);
3955 Write_Str ("???");
3956
3957 end case;
3958 end if;
3959
3960 -- Add terminating bracket and restore output buffer
3961
3962 Write_Char (']');
3963 Write_Eol;
3964 Restore_Output_Buffer (S);
3965 end;
3966
3967 Set_Itype_Printed (Typ);
3968 end if;
3969 end Write_Itype;
3970
3971 -------------------------------
3972 -- Write_Name_With_Col_Check --
3973 -------------------------------
3974
3975 procedure Write_Name_With_Col_Check (N : Name_Id) is
3976 J : Natural;
3977 K : Natural;
3978 L : Natural;
3979
3980 begin
3981 Get_Name_String (N);
3982
3983 -- Deal with -gnatdI which replaces any sequence Cnnnb where C is an
3984 -- upper case letter, nnn is one or more digits and b is a lower case
3985 -- letter by C...b, so that listings do not depend on serial numbers.
3986
3987 if Debug_Flag_II then
3988 J := 1;
3989 while J < Name_Len - 1 loop
3990 if Name_Buffer (J) in 'A' .. 'Z'
3991 and then Name_Buffer (J + 1) in '0' .. '9'
3992 then
3993 K := J + 1;
3994 while K < Name_Len loop
3995 exit when Name_Buffer (K) not in '0' .. '9';
3996 K := K + 1;
3997 end loop;
3998
3999 if Name_Buffer (K) in 'a' .. 'z' then
4000 L := Name_Len - K + 1;
4001
4002 Name_Buffer (J + 4 .. J + L + 3) :=
4003 Name_Buffer (K .. Name_Len);
4004 Name_Buffer (J + 1 .. J + 3) := "...";
4005 Name_Len := J + L + 3;
4006 J := J + 5;
4007
4008 else
4009 J := K;
4010 end if;
4011
4012 else
4013 J := J + 1;
4014 end if;
4015 end loop;
4016 end if;
4017
4018 -- Fall through for normal case
4019
4020 Write_Str_With_Col_Check (Name_Buffer (1 .. Name_Len));
4021 end Write_Name_With_Col_Check;
4022
4023 ------------------------------------
4024 -- Write_Name_With_Col_Check_Sloc --
4025 ------------------------------------
4026
4027 procedure Write_Name_With_Col_Check_Sloc (N : Name_Id) is
4028 begin
4029 Get_Name_String (N);
4030 Write_Str_With_Col_Check_Sloc (Name_Buffer (1 .. Name_Len));
4031 end Write_Name_With_Col_Check_Sloc;
4032
4033 --------------------
4034 -- Write_Operator --
4035 --------------------
4036
4037 procedure Write_Operator (N : Node_Id; S : String) is
4038 F : Natural := S'First;
4039 T : Natural := S'Last;
4040
4041 begin
4042 -- If no overflow check, just write string out, and we are done
4043
4044 if not Do_Overflow_Check (N) then
4045 Write_Str_Sloc (S);
4046
4047 -- If overflow check, we want to surround the operator with curly
4048 -- brackets, but not include spaces within the brackets.
4049
4050 else
4051 if S (F) = ' ' then
4052 Write_Char (' ');
4053 F := F + 1;
4054 end if;
4055
4056 if S (T) = ' ' then
4057 T := T - 1;
4058 end if;
4059
4060 Write_Char ('{');
4061 Write_Str_Sloc (S (F .. T));
4062 Write_Char ('}');
4063
4064 if S (S'Last) = ' ' then
4065 Write_Char (' ');
4066 end if;
4067 end if;
4068 end Write_Operator;
4069
4070 -----------------------
4071 -- Write_Param_Specs --
4072 -----------------------
4073
4074 procedure Write_Param_Specs (N : Node_Id) is
4075 Specs : List_Id;
4076 Spec : Node_Id;
4077 Formal : Node_Id;
4078
4079 begin
4080 Specs := Parameter_Specifications (N);
4081
4082 if Is_Non_Empty_List (Specs) then
4083 Write_Str_With_Col_Check (" (");
4084 Spec := First (Specs);
4085
4086 loop
4087 Sprint_Node (Spec);
4088 Formal := Defining_Identifier (Spec);
4089 Next (Spec);
4090 exit when Spec = Empty;
4091
4092 -- Add semicolon, unless we are printing original tree and the
4093 -- next specification is part of a list (but not the first
4094 -- element of that list)
4095
4096 if not Dump_Original_Only or else not Prev_Ids (Spec) then
4097 Write_Str ("; ");
4098 end if;
4099 end loop;
4100
4101 -- Write out any extra formals
4102
4103 while Present (Extra_Formal (Formal)) loop
4104 Formal := Extra_Formal (Formal);
4105 Write_Str ("; ");
4106 Write_Name_With_Col_Check (Chars (Formal));
4107 Write_Str (" : ");
4108 Write_Name_With_Col_Check (Chars (Etype (Formal)));
4109 end loop;
4110
4111 Write_Char (')');
4112 end if;
4113 end Write_Param_Specs;
4114
4115 -----------------------
4116 -- Write_Rewrite_Str --
4117 -----------------------
4118
4119 procedure Write_Rewrite_Str (S : String) is
4120 begin
4121 if not Dump_Generated_Only then
4122 if S'Length = 3 and then S = ">>>" then
4123 Write_Str (">>>");
4124 else
4125 Write_Str_With_Col_Check (S);
4126 end if;
4127 end if;
4128 end Write_Rewrite_Str;
4129
4130 -----------------------
4131 -- Write_Source_Line --
4132 -----------------------
4133
4134 procedure Write_Source_Line (L : Physical_Line_Number) is
4135 Loc : Source_Ptr;
4136 Src : Source_Buffer_Ptr;
4137 Scn : Source_Ptr;
4138
4139 begin
4140 if Dump_Source_Text then
4141 Src := Source_Text (Current_Source_File);
4142 Loc := Line_Start (L, Current_Source_File);
4143 Write_Eol;
4144
4145 -- See if line is a comment line, if not, and if not line one,
4146 -- precede with blank line.
4147
4148 Scn := Loc;
4149 while Src (Scn) = ' ' or else Src (Scn) = ASCII.HT loop
4150 Scn := Scn + 1;
4151 end loop;
4152
4153 if (Src (Scn) in Line_Terminator
4154 or else Src (Scn .. Scn + 1) /= "--")
4155 and then L /= 1
4156 then
4157 Write_Eol;
4158 end if;
4159
4160 -- Now write the source text of the line
4161
4162 Write_Str ("-- ");
4163 Write_Int (Int (L));
4164 Write_Str (": ");
4165
4166 while Src (Loc) not in Line_Terminator loop
4167 Write_Char (Src (Loc));
4168 Loc := Loc + 1;
4169 end loop;
4170 end if;
4171 end Write_Source_Line;
4172
4173 ------------------------
4174 -- Write_Source_Lines --
4175 ------------------------
4176
4177 procedure Write_Source_Lines (L : Physical_Line_Number) is
4178 begin
4179 while Last_Line_Printed < L loop
4180 Last_Line_Printed := Last_Line_Printed + 1;
4181 Write_Source_Line (Last_Line_Printed);
4182 end loop;
4183 end Write_Source_Lines;
4184
4185 --------------------
4186 -- Write_Str_Sloc --
4187 --------------------
4188
4189 procedure Write_Str_Sloc (S : String) is
4190 begin
4191 for J in S'Range loop
4192 Write_Char_Sloc (S (J));
4193 end loop;
4194 end Write_Str_Sloc;
4195
4196 ------------------------------
4197 -- Write_Str_With_Col_Check --
4198 ------------------------------
4199
4200 procedure Write_Str_With_Col_Check (S : String) is
4201 begin
4202 if Int (S'Last) + Column > Line_Limit then
4203 Write_Indent_Str (" ");
4204
4205 if S (S'First) = ' ' then
4206 Write_Str (S (S'First + 1 .. S'Last));
4207 else
4208 Write_Str (S);
4209 end if;
4210
4211 else
4212 Write_Str (S);
4213 end if;
4214 end Write_Str_With_Col_Check;
4215
4216 -----------------------------------
4217 -- Write_Str_With_Col_Check_Sloc --
4218 -----------------------------------
4219
4220 procedure Write_Str_With_Col_Check_Sloc (S : String) is
4221 begin
4222 if Int (S'Last) + Column > Line_Limit then
4223 Write_Indent_Str (" ");
4224
4225 if S (S'First) = ' ' then
4226 Write_Str_Sloc (S (S'First + 1 .. S'Last));
4227 else
4228 Write_Str_Sloc (S);
4229 end if;
4230
4231 else
4232 Write_Str_Sloc (S);
4233 end if;
4234 end Write_Str_With_Col_Check_Sloc;
4235
4236 -------------------------------
4237 -- Write_Uint_With_Col_Check --
4238 -------------------------------
4239
4240 procedure Write_Uint_With_Col_Check (U : Uint; Format : UI_Format) is
4241 begin
4242 Col_Check (UI_Decimal_Digits_Hi (U));
4243 UI_Write (U, Format);
4244 end Write_Uint_With_Col_Check;
4245
4246 ------------------------------------
4247 -- Write_Uint_With_Col_Check_Sloc --
4248 ------------------------------------
4249
4250 procedure Write_Uint_With_Col_Check_Sloc (U : Uint; Format : UI_Format) is
4251 begin
4252 Col_Check (UI_Decimal_Digits_Hi (U));
4253 Set_Debug_Sloc;
4254 UI_Write (U, Format);
4255 end Write_Uint_With_Col_Check_Sloc;
4256
4257 -------------------------------------
4258 -- Write_Ureal_With_Col_Check_Sloc --
4259 -------------------------------------
4260
4261 procedure Write_Ureal_With_Col_Check_Sloc (U : Ureal) is
4262 D : constant Uint := Denominator (U);
4263 N : constant Uint := Numerator (U);
4264
4265 begin
4266 Col_Check
4267 (UI_Decimal_Digits_Hi (D) + UI_Decimal_Digits_Hi (N) + 4);
4268 Set_Debug_Sloc;
4269 UR_Write (U);
4270 end Write_Ureal_With_Col_Check_Sloc;
4271
4272 end Sprint;
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