xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/print-tree.c (revision 946379e7b37692fc43f68eb0d1c10daa0a7f3b6c)
1 /* Prints out tree in human readable form - GCC
2    Copyright (C) 1990-2013 Free Software Foundation, Inc.
3 
4 This file is part of GCC.
5 
6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 3, or (at your option) any later
9 version.
10 
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 for more details.
15 
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3.  If not see
18 <http://www.gnu.org/licenses/>.  */
19 
20 
21 #include "config.h"
22 #include "system.h"
23 #include "coretypes.h"
24 #include "tm.h"
25 #include "tree.h"
26 #include "ggc.h"
27 #include "langhooks.h"
28 #include "tree-iterator.h"
29 #include "diagnostic.h"
30 #include "gimple-pretty-print.h" /* FIXME */
31 #include "tree-flow.h"
32 #include "dumpfile.h"
33 
34 /* Define the hash table of nodes already seen.
35    Such nodes are not repeated; brief cross-references are used.  */
36 
37 #define HASH_SIZE 37
38 
39 struct bucket
40 {
41   tree node;
42   struct bucket *next;
43 };
44 
45 static struct bucket **table;
46 
47 /* Print the node NODE on standard error, for debugging.
48    Most nodes referred to by this one are printed recursively
49    down to a depth of six.  */
50 
51 DEBUG_FUNCTION void
52 debug_tree (tree node)
53 {
54   table = XCNEWVEC (struct bucket *, HASH_SIZE);
55   print_node (stderr, "", node, 0);
56   free (table);
57   table = 0;
58   putc ('\n', stderr);
59 }
60 
61 /* Print the vector of trees VEC on standard error, for debugging.
62    Most nodes referred to by this one are printed recursively
63    down to a depth of six.  */
64 
65 DEBUG_FUNCTION void
66 debug_vec_tree (vec<tree, va_gc> *vec)
67 {
68   table = XCNEWVEC (struct bucket *, HASH_SIZE);
69   print_vec_tree (stderr, "", vec, 0);
70   free (table);
71   table = 0;
72   putc ('\n', stderr);
73 }
74 
75 /* Print PREFIX and ADDR to FILE.  */
76 void
77 dump_addr (FILE *file, const char *prefix, const void *addr)
78 {
79   if (flag_dump_noaddr || flag_dump_unnumbered)
80     fprintf (file, "%s#", prefix);
81   else
82     fprintf (file, "%s" HOST_PTR_PRINTF, prefix, addr);
83 }
84 
85 /* Print a node in brief fashion, with just the code, address and name.  */
86 
87 void
88 print_node_brief (FILE *file, const char *prefix, const_tree node, int indent)
89 {
90   enum tree_code_class tclass;
91 
92   if (node == 0)
93     return;
94 
95   tclass = TREE_CODE_CLASS (TREE_CODE (node));
96 
97   /* Always print the slot this node is in, and its code, address and
98      name if any.  */
99   if (indent > 0)
100     fprintf (file, " ");
101   fprintf (file, "%s <%s", prefix, tree_code_name[(int) TREE_CODE (node)]);
102   dump_addr (file, " ", node);
103 
104   if (tclass == tcc_declaration)
105     {
106       if (DECL_NAME (node))
107 	fprintf (file, " %s", IDENTIFIER_POINTER (DECL_NAME (node)));
108       else if (TREE_CODE (node) == LABEL_DECL
109 	       && LABEL_DECL_UID (node) != -1)
110 	{
111 	  if (dump_flags & TDF_NOUID)
112 	    fprintf (file, " L.xxxx");
113 	  else
114 	    fprintf (file, " L.%d", (int) LABEL_DECL_UID (node));
115 	}
116       else
117 	{
118 	  if (dump_flags & TDF_NOUID)
119 	    fprintf (file, " %c.xxxx",
120 		     TREE_CODE (node) == CONST_DECL ? 'C' : 'D');
121 	  else
122 	    fprintf (file, " %c.%u",
123 		     TREE_CODE (node) == CONST_DECL ? 'C' : 'D',
124 		     DECL_UID (node));
125 	}
126     }
127   else if (tclass == tcc_type)
128     {
129       if (TYPE_NAME (node))
130 	{
131 	  if (TREE_CODE (TYPE_NAME (node)) == IDENTIFIER_NODE)
132 	    fprintf (file, " %s", IDENTIFIER_POINTER (TYPE_NAME (node)));
133 	  else if (TREE_CODE (TYPE_NAME (node)) == TYPE_DECL
134 		   && DECL_NAME (TYPE_NAME (node)))
135 	    fprintf (file, " %s",
136 		     IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (node))));
137 	}
138       if (!ADDR_SPACE_GENERIC_P (TYPE_ADDR_SPACE (node)))
139 	fprintf (file, " address-space-%d", TYPE_ADDR_SPACE (node));
140     }
141   if (TREE_CODE (node) == IDENTIFIER_NODE)
142     fprintf (file, " %s", IDENTIFIER_POINTER (node));
143 
144   /* We might as well always print the value of an integer or real.  */
145   if (TREE_CODE (node) == INTEGER_CST)
146     {
147       if (TREE_OVERFLOW (node))
148 	fprintf (file, " overflow");
149 
150       fprintf (file, " ");
151       if (TREE_INT_CST_HIGH (node) == 0)
152 	fprintf (file, HOST_WIDE_INT_PRINT_UNSIGNED, TREE_INT_CST_LOW (node));
153       else if (TREE_INT_CST_HIGH (node) == -1
154 	       && TREE_INT_CST_LOW (node) != 0)
155 	fprintf (file, "-" HOST_WIDE_INT_PRINT_UNSIGNED,
156 		 -TREE_INT_CST_LOW (node));
157       else
158 	fprintf (file, HOST_WIDE_INT_PRINT_DOUBLE_HEX,
159 		 (unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (node),
160 		 (unsigned HOST_WIDE_INT) TREE_INT_CST_LOW (node));
161     }
162   if (TREE_CODE (node) == REAL_CST)
163     {
164       REAL_VALUE_TYPE d;
165 
166       if (TREE_OVERFLOW (node))
167 	fprintf (file, " overflow");
168 
169       d = TREE_REAL_CST (node);
170       if (REAL_VALUE_ISINF (d))
171 	fprintf (file,  REAL_VALUE_NEGATIVE (d) ? " -Inf" : " Inf");
172       else if (REAL_VALUE_ISNAN (d))
173 	fprintf (file, " Nan");
174       else
175 	{
176 	  char string[60];
177 	  real_to_decimal (string, &d, sizeof (string), 0, 1);
178 	  fprintf (file, " %s", string);
179 	}
180     }
181   if (TREE_CODE (node) == FIXED_CST)
182     {
183       FIXED_VALUE_TYPE f;
184       char string[60];
185 
186       if (TREE_OVERFLOW (node))
187 	fprintf (file, " overflow");
188 
189       f = TREE_FIXED_CST (node);
190       fixed_to_decimal (string, &f, sizeof (string));
191       fprintf (file, " %s", string);
192     }
193 
194   fprintf (file, ">");
195 }
196 
197 void
198 indent_to (FILE *file, int column)
199 {
200   int i;
201 
202   /* Since this is the long way, indent to desired column.  */
203   if (column > 0)
204     fprintf (file, "\n");
205   for (i = 0; i < column; i++)
206     fprintf (file, " ");
207 }
208 
209 /* Print the node NODE in full on file FILE, preceded by PREFIX,
210    starting in column INDENT.  */
211 
212 void
213 print_node (FILE *file, const char *prefix, tree node, int indent)
214 {
215   int hash;
216   struct bucket *b;
217   enum machine_mode mode;
218   enum tree_code_class tclass;
219   int len;
220   int i;
221   expanded_location xloc;
222   enum tree_code code;
223 
224   if (node == 0)
225     return;
226 
227   code = TREE_CODE (node);
228   tclass = TREE_CODE_CLASS (code);
229 
230   /* Don't get too deep in nesting.  If the user wants to see deeper,
231      it is easy to use the address of a lowest-level node
232      as an argument in another call to debug_tree.  */
233 
234   if (indent > 24)
235     {
236       print_node_brief (file, prefix, node, indent);
237       return;
238     }
239 
240   if (indent > 8 && (tclass == tcc_type || tclass == tcc_declaration))
241     {
242       print_node_brief (file, prefix, node, indent);
243       return;
244     }
245 
246   /* It is unsafe to look at any other fields of an ERROR_MARK node.  */
247   if (code == ERROR_MARK)
248     {
249       print_node_brief (file, prefix, node, indent);
250       return;
251     }
252 
253   /* Allow this function to be called if the table is not there.  */
254   if (table)
255     {
256       hash = ((uintptr_t) node) % HASH_SIZE;
257 
258       /* If node is in the table, just mention its address.  */
259       for (b = table[hash]; b; b = b->next)
260 	if (b->node == node)
261 	  {
262 	    print_node_brief (file, prefix, node, indent);
263 	    return;
264 	  }
265 
266       /* Add this node to the table.  */
267       b = XNEW (struct bucket);
268       b->node = node;
269       b->next = table[hash];
270       table[hash] = b;
271     }
272 
273   /* Indent to the specified column, since this is the long form.  */
274   indent_to (file, indent);
275 
276   /* Print the slot this node is in, and its code, and address.  */
277   fprintf (file, "%s <%s", prefix, tree_code_name[(int) code]);
278   dump_addr (file, " ", node);
279 
280   /* Print the name, if any.  */
281   if (tclass == tcc_declaration)
282     {
283       if (DECL_NAME (node))
284 	fprintf (file, " %s", IDENTIFIER_POINTER (DECL_NAME (node)));
285       else if (code == LABEL_DECL
286 	       && LABEL_DECL_UID (node) != -1)
287 	{
288 	  if (dump_flags & TDF_NOUID)
289 	    fprintf (file, " L.xxxx");
290 	  else
291 	    fprintf (file, " L.%d", (int) LABEL_DECL_UID (node));
292 	}
293       else
294 	{
295 	  if (dump_flags & TDF_NOUID)
296 	    fprintf (file, " %c.xxxx", code == CONST_DECL ? 'C' : 'D');
297 	  else
298 	    fprintf (file, " %c.%u", code == CONST_DECL ? 'C' : 'D',
299 		     DECL_UID (node));
300 	}
301     }
302   else if (tclass == tcc_type)
303     {
304       if (TYPE_NAME (node))
305 	{
306 	  if (TREE_CODE (TYPE_NAME (node)) == IDENTIFIER_NODE)
307 	    fprintf (file, " %s", IDENTIFIER_POINTER (TYPE_NAME (node)));
308 	  else if (TREE_CODE (TYPE_NAME (node)) == TYPE_DECL
309 		   && DECL_NAME (TYPE_NAME (node)))
310 	    fprintf (file, " %s",
311 		     IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (node))));
312 	}
313     }
314   if (code == IDENTIFIER_NODE)
315     fprintf (file, " %s", IDENTIFIER_POINTER (node));
316 
317   if (code == INTEGER_CST)
318     {
319       if (indent <= 4)
320 	print_node_brief (file, "type", TREE_TYPE (node), indent + 4);
321     }
322   else if (CODE_CONTAINS_STRUCT (code, TS_TYPED))
323     {
324       print_node (file, "type", TREE_TYPE (node), indent + 4);
325       if (TREE_TYPE (node))
326 	indent_to (file, indent + 3);
327     }
328 
329   if (!TYPE_P (node) && TREE_SIDE_EFFECTS (node))
330     fputs (" side-effects", file);
331 
332   if (TYPE_P (node) ? TYPE_READONLY (node) : TREE_READONLY (node))
333     fputs (" readonly", file);
334   if (!TYPE_P (node) && TREE_CONSTANT (node))
335     fputs (" constant", file);
336   else if (TYPE_P (node) && TYPE_SIZES_GIMPLIFIED (node))
337     fputs (" sizes-gimplified", file);
338 
339   if (TYPE_P (node) && !ADDR_SPACE_GENERIC_P (TYPE_ADDR_SPACE (node)))
340     fprintf (file, " address-space-%d", TYPE_ADDR_SPACE (node));
341 
342   if (TREE_ADDRESSABLE (node))
343     fputs (" addressable", file);
344   if (TREE_THIS_VOLATILE (node))
345     fputs (" volatile", file);
346   if (TREE_ASM_WRITTEN (node))
347     fputs (" asm_written", file);
348   if (TREE_USED (node))
349     fputs (" used", file);
350   if (TREE_NOTHROW (node))
351     fputs (TYPE_P (node) ? " align-ok" : " nothrow", file);
352   if (TREE_PUBLIC (node))
353     fputs (" public", file);
354   if (TREE_PRIVATE (node))
355     fputs (" private", file);
356   if (TREE_PROTECTED (node))
357     fputs (" protected", file);
358   if (TREE_STATIC (node))
359     fputs (" static", file);
360   if (TREE_DEPRECATED (node))
361     fputs (" deprecated", file);
362   if (TREE_VISITED (node))
363     fputs (" visited", file);
364 
365   if (code != TREE_VEC && code != SSA_NAME)
366     {
367       if (TREE_LANG_FLAG_0 (node))
368 	fputs (" tree_0", file);
369       if (TREE_LANG_FLAG_1 (node))
370 	fputs (" tree_1", file);
371       if (TREE_LANG_FLAG_2 (node))
372 	fputs (" tree_2", file);
373       if (TREE_LANG_FLAG_3 (node))
374 	fputs (" tree_3", file);
375       if (TREE_LANG_FLAG_4 (node))
376 	fputs (" tree_4", file);
377       if (TREE_LANG_FLAG_5 (node))
378 	fputs (" tree_5", file);
379       if (TREE_LANG_FLAG_6 (node))
380 	fputs (" tree_6", file);
381     }
382 
383   /* DECL_ nodes have additional attributes.  */
384 
385   switch (TREE_CODE_CLASS (code))
386     {
387     case tcc_declaration:
388       if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
389 	{
390 	  if (DECL_UNSIGNED (node))
391 	    fputs (" unsigned", file);
392 	  if (DECL_IGNORED_P (node))
393 	    fputs (" ignored", file);
394 	  if (DECL_ABSTRACT (node))
395 	    fputs (" abstract", file);
396 	  if (DECL_EXTERNAL (node))
397 	    fputs (" external", file);
398 	  if (DECL_NONLOCAL (node))
399 	    fputs (" nonlocal", file);
400 	}
401       if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS))
402 	{
403 	  if (DECL_WEAK (node))
404 	    fputs (" weak", file);
405 	  if (DECL_IN_SYSTEM_HEADER (node))
406 	    fputs (" in_system_header", file);
407 	}
408       if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL)
409 	  && code != LABEL_DECL
410 	  && code != FUNCTION_DECL
411 	  && DECL_REGISTER (node))
412 	fputs (" regdecl", file);
413 
414       if (code == TYPE_DECL && TYPE_DECL_SUPPRESS_DEBUG (node))
415 	fputs (" suppress-debug", file);
416 
417       if (code == FUNCTION_DECL
418 	  && DECL_FUNCTION_SPECIFIC_TARGET (node))
419 	fputs (" function-specific-target", file);
420       if (code == FUNCTION_DECL
421 	  && DECL_FUNCTION_SPECIFIC_OPTIMIZATION (node))
422 	fputs (" function-specific-opt", file);
423       if (code == FUNCTION_DECL && DECL_DECLARED_INLINE_P (node))
424 	fputs (" autoinline", file);
425       if (code == FUNCTION_DECL && DECL_BUILT_IN (node))
426 	fputs (" built-in", file);
427       if (code == FUNCTION_DECL && DECL_STATIC_CHAIN (node))
428 	fputs (" static-chain", file);
429       if (TREE_CODE (node) == FUNCTION_DECL && decl_is_tm_clone (node))
430 	fputs (" tm-clone", file);
431 
432       if (code == FIELD_DECL && DECL_PACKED (node))
433 	fputs (" packed", file);
434       if (code == FIELD_DECL && DECL_BIT_FIELD (node))
435 	fputs (" bit-field", file);
436       if (code == FIELD_DECL && DECL_NONADDRESSABLE_P (node))
437 	fputs (" nonaddressable", file);
438 
439       if (code == LABEL_DECL && DECL_ERROR_ISSUED (node))
440 	fputs (" error-issued", file);
441       if (code == LABEL_DECL && EH_LANDING_PAD_NR (node))
442 	fprintf (file, " landing-pad:%d", EH_LANDING_PAD_NR (node));
443 
444       if (code == VAR_DECL && DECL_IN_TEXT_SECTION (node))
445 	fputs (" in-text-section", file);
446       if (code == VAR_DECL && DECL_IN_CONSTANT_POOL (node))
447 	fputs (" in-constant-pool", file);
448       if (code == VAR_DECL && DECL_COMMON (node))
449 	fputs (" common", file);
450       if (code == VAR_DECL && DECL_THREAD_LOCAL_P (node))
451 	{
452 	  enum tls_model kind = DECL_TLS_MODEL (node);
453 	  switch (kind)
454 	    {
455 	      case TLS_MODEL_GLOBAL_DYNAMIC:
456 		fputs (" tls-global-dynamic", file);
457 		break;
458 	      case TLS_MODEL_LOCAL_DYNAMIC:
459 		fputs (" tls-local-dynamic", file);
460 		break;
461 	      case TLS_MODEL_INITIAL_EXEC:
462 		fputs (" tls-initial-exec", file);
463 		break;
464 	      case TLS_MODEL_LOCAL_EXEC:
465 		fputs (" tls-local-exec", file);
466 		break;
467 	      default:
468 		gcc_unreachable ();
469 	    }
470 	}
471 
472       if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
473 	{
474 	  if (DECL_VIRTUAL_P (node))
475 	    fputs (" virtual", file);
476 	  if (DECL_PRESERVE_P (node))
477 	    fputs (" preserve", file);
478 	  if (DECL_LANG_FLAG_0 (node))
479 	    fputs (" decl_0", file);
480 	  if (DECL_LANG_FLAG_1 (node))
481 	    fputs (" decl_1", file);
482 	  if (DECL_LANG_FLAG_2 (node))
483 	    fputs (" decl_2", file);
484 	  if (DECL_LANG_FLAG_3 (node))
485 	    fputs (" decl_3", file);
486 	  if (DECL_LANG_FLAG_4 (node))
487 	    fputs (" decl_4", file);
488 	  if (DECL_LANG_FLAG_5 (node))
489 	    fputs (" decl_5", file);
490 	  if (DECL_LANG_FLAG_6 (node))
491 	    fputs (" decl_6", file);
492 	  if (DECL_LANG_FLAG_7 (node))
493 	    fputs (" decl_7", file);
494 
495 	  mode = DECL_MODE (node);
496 	  fprintf (file, " %s", GET_MODE_NAME (mode));
497 	}
498 
499       if ((code == VAR_DECL || code == PARM_DECL || code == RESULT_DECL)
500 	  && DECL_BY_REFERENCE (node))
501 	fputs (" passed-by-reference", file);
502 
503       if (CODE_CONTAINS_STRUCT (code, TS_DECL_WITH_VIS)  && DECL_DEFER_OUTPUT (node))
504 	fputs (" defer-output", file);
505 
506 
507       xloc = expand_location (DECL_SOURCE_LOCATION (node));
508       fprintf (file, " file %s line %d col %d", xloc.file, xloc.line,
509 	       xloc.column);
510 
511       if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
512 	{
513 	  print_node (file, "size", DECL_SIZE (node), indent + 4);
514 	  print_node (file, "unit size", DECL_SIZE_UNIT (node), indent + 4);
515 
516 	  if (code != FUNCTION_DECL || DECL_BUILT_IN (node))
517 	    indent_to (file, indent + 3);
518 
519 	  if (DECL_USER_ALIGN (node))
520 	    fprintf (file, " user");
521 
522 	  fprintf (file, " align %d", DECL_ALIGN (node));
523 	  if (code == FIELD_DECL)
524 	    fprintf (file, " offset_align " HOST_WIDE_INT_PRINT_UNSIGNED,
525 		     DECL_OFFSET_ALIGN (node));
526 
527 	  if (code == FUNCTION_DECL && DECL_BUILT_IN (node))
528 	    {
529 	      if (DECL_BUILT_IN_CLASS (node) == BUILT_IN_MD)
530 		fprintf (file, " built-in BUILT_IN_MD %d", DECL_FUNCTION_CODE (node));
531 	      else
532 		fprintf (file, " built-in %s:%s",
533 			 built_in_class_names[(int) DECL_BUILT_IN_CLASS (node)],
534 			 built_in_names[(int) DECL_FUNCTION_CODE (node)]);
535 	    }
536 	}
537       if (code == FIELD_DECL)
538 	{
539 	  print_node (file, "offset", DECL_FIELD_OFFSET (node), indent + 4);
540 	  print_node (file, "bit offset", DECL_FIELD_BIT_OFFSET (node),
541 		      indent + 4);
542 	  if (DECL_BIT_FIELD_TYPE (node))
543 	    print_node (file, "bit_field_type", DECL_BIT_FIELD_TYPE (node),
544 			indent + 4);
545 	}
546 
547       print_node_brief (file, "context", DECL_CONTEXT (node), indent + 4);
548 
549       if (CODE_CONTAINS_STRUCT (code, TS_DECL_COMMON))
550 	{
551 	  print_node_brief (file, "attributes",
552 			    DECL_ATTRIBUTES (node), indent + 4);
553 	  if (code != PARM_DECL)
554 	    print_node_brief (file, "initial", DECL_INITIAL (node),
555 			      indent + 4);
556 	}
557       if (CODE_CONTAINS_STRUCT (code, TS_DECL_WRTL))
558 	{
559 	  print_node_brief (file, "abstract_origin",
560 			    DECL_ABSTRACT_ORIGIN (node), indent + 4);
561 	}
562       if (CODE_CONTAINS_STRUCT (code, TS_DECL_NON_COMMON))
563 	{
564 	  print_node (file, "arguments", DECL_ARGUMENT_FLD (node), indent + 4);
565 	  print_node (file, "result", DECL_RESULT_FLD (node), indent + 4);
566 	}
567 
568       lang_hooks.print_decl (file, node, indent);
569 
570       if (DECL_RTL_SET_P (node))
571 	{
572 	  indent_to (file, indent + 4);
573 	  print_rtl (file, DECL_RTL (node));
574 	}
575 
576       if (code == PARM_DECL)
577 	{
578 	  print_node (file, "arg-type", DECL_ARG_TYPE (node), indent + 4);
579 
580 	  if (DECL_INCOMING_RTL (node) != 0)
581 	    {
582 	      indent_to (file, indent + 4);
583 	      fprintf (file, "incoming-rtl ");
584 	      print_rtl (file, DECL_INCOMING_RTL (node));
585 	    }
586 	}
587       else if (code == FUNCTION_DECL
588 	       && DECL_STRUCT_FUNCTION (node) != 0)
589 	{
590 	  indent_to (file, indent + 4);
591 	  dump_addr (file, "struct-function ", DECL_STRUCT_FUNCTION (node));
592 	}
593 
594       if ((code == VAR_DECL || code == PARM_DECL)
595 	  && DECL_HAS_VALUE_EXPR_P (node))
596 	print_node (file, "value-expr", DECL_VALUE_EXPR (node), indent + 4);
597 
598       /* Print the decl chain only if decl is at second level.  */
599       if (indent == 4)
600 	print_node (file, "chain", TREE_CHAIN (node), indent + 4);
601       else
602 	print_node_brief (file, "chain", TREE_CHAIN (node), indent + 4);
603       break;
604 
605     case tcc_type:
606       if (TYPE_UNSIGNED (node))
607 	fputs (" unsigned", file);
608 
609       /* The no-force-blk flag is used for different things in
610 	 different types.  */
611       if ((code == RECORD_TYPE
612 	   || code == UNION_TYPE
613 	   || code == QUAL_UNION_TYPE)
614 	  && TYPE_NO_FORCE_BLK (node))
615 	fputs (" no-force-blk", file);
616 
617       if (TYPE_STRING_FLAG (node))
618 	fputs (" string-flag", file);
619       if (TYPE_NEEDS_CONSTRUCTING (node))
620 	fputs (" needs-constructing", file);
621 
622       /* The transparent-union flag is used for different things in
623 	 different nodes.  */
624       if ((code == UNION_TYPE || code == RECORD_TYPE)
625 	  && TYPE_TRANSPARENT_AGGR (node))
626 	fputs (" transparent-aggr", file);
627       else if (code == ARRAY_TYPE
628 	       && TYPE_NONALIASED_COMPONENT (node))
629 	fputs (" nonaliased-component", file);
630 
631       if (TYPE_PACKED (node))
632 	fputs (" packed", file);
633 
634       if (TYPE_RESTRICT (node))
635 	fputs (" restrict", file);
636 
637       if (TYPE_LANG_FLAG_0 (node))
638 	fputs (" type_0", file);
639       if (TYPE_LANG_FLAG_1 (node))
640 	fputs (" type_1", file);
641       if (TYPE_LANG_FLAG_2 (node))
642 	fputs (" type_2", file);
643       if (TYPE_LANG_FLAG_3 (node))
644 	fputs (" type_3", file);
645       if (TYPE_LANG_FLAG_4 (node))
646 	fputs (" type_4", file);
647       if (TYPE_LANG_FLAG_5 (node))
648 	fputs (" type_5", file);
649       if (TYPE_LANG_FLAG_6 (node))
650 	fputs (" type_6", file);
651 
652       mode = TYPE_MODE (node);
653       fprintf (file, " %s", GET_MODE_NAME (mode));
654 
655       print_node (file, "size", TYPE_SIZE (node), indent + 4);
656       print_node (file, "unit size", TYPE_SIZE_UNIT (node), indent + 4);
657       indent_to (file, indent + 3);
658 
659       if (TYPE_USER_ALIGN (node))
660 	fprintf (file, " user");
661 
662       fprintf (file, " align %d symtab %d alias set " HOST_WIDE_INT_PRINT_DEC,
663 	       TYPE_ALIGN (node), TYPE_SYMTAB_ADDRESS (node),
664 	       (HOST_WIDE_INT) TYPE_ALIAS_SET (node));
665 
666       if (TYPE_STRUCTURAL_EQUALITY_P (node))
667 	fprintf (file, " structural equality");
668       else
669 	dump_addr (file, " canonical type ", TYPE_CANONICAL (node));
670 
671       print_node (file, "attributes", TYPE_ATTRIBUTES (node), indent + 4);
672 
673       if (INTEGRAL_TYPE_P (node) || code == REAL_TYPE
674 	  || code == FIXED_POINT_TYPE)
675 	{
676 	  fprintf (file, " precision %d", TYPE_PRECISION (node));
677 	  print_node_brief (file, "min", TYPE_MIN_VALUE (node), indent + 4);
678 	  print_node_brief (file, "max", TYPE_MAX_VALUE (node), indent + 4);
679 	}
680 
681       if (code == ENUMERAL_TYPE)
682 	print_node (file, "values", TYPE_VALUES (node), indent + 4);
683       else if (code == ARRAY_TYPE)
684 	print_node (file, "domain", TYPE_DOMAIN (node), indent + 4);
685       else if (code == VECTOR_TYPE)
686 	fprintf (file, " nunits %d", (int) TYPE_VECTOR_SUBPARTS (node));
687       else if (code == RECORD_TYPE
688 	       || code == UNION_TYPE
689 	       || code == QUAL_UNION_TYPE)
690 	print_node (file, "fields", TYPE_FIELDS (node), indent + 4);
691       else if (code == FUNCTION_TYPE
692 	       || code == METHOD_TYPE)
693 	{
694 	  if (TYPE_METHOD_BASETYPE (node))
695 	    print_node_brief (file, "method basetype",
696 			      TYPE_METHOD_BASETYPE (node), indent + 4);
697 	  print_node (file, "arg-types", TYPE_ARG_TYPES (node), indent + 4);
698 	}
699       else if (code == OFFSET_TYPE)
700 	print_node_brief (file, "basetype", TYPE_OFFSET_BASETYPE (node),
701 			  indent + 4);
702 
703       if (TYPE_CONTEXT (node))
704 	print_node_brief (file, "context", TYPE_CONTEXT (node), indent + 4);
705 
706       lang_hooks.print_type (file, node, indent);
707 
708       if (TYPE_POINTER_TO (node) || TREE_CHAIN (node))
709 	indent_to (file, indent + 3);
710 
711       print_node_brief (file, "pointer_to_this", TYPE_POINTER_TO (node),
712 			indent + 4);
713       print_node_brief (file, "reference_to_this", TYPE_REFERENCE_TO (node),
714 			indent + 4);
715       print_node_brief (file, "chain", TREE_CHAIN (node), indent + 4);
716       break;
717 
718     case tcc_expression:
719     case tcc_comparison:
720     case tcc_unary:
721     case tcc_binary:
722     case tcc_reference:
723     case tcc_statement:
724     case tcc_vl_exp:
725       if (code == BIND_EXPR)
726 	{
727 	  print_node (file, "vars", TREE_OPERAND (node, 0), indent + 4);
728 	  print_node (file, "body", TREE_OPERAND (node, 1), indent + 4);
729 	  print_node (file, "block", TREE_OPERAND (node, 2), indent + 4);
730 	  break;
731 	}
732       if (code == CALL_EXPR)
733 	{
734 	  call_expr_arg_iterator iter;
735 	  tree arg;
736 	  print_node (file, "fn", CALL_EXPR_FN (node), indent + 4);
737 	  print_node (file, "static_chain", CALL_EXPR_STATIC_CHAIN (node),
738 		      indent + 4);
739 	  i = 0;
740 	  FOR_EACH_CALL_EXPR_ARG (arg, iter, node)
741 	    {
742 	      char temp[10];
743 	      sprintf (temp, "arg %d", i);
744 	      print_node (file, temp, arg, indent + 4);
745 	      i++;
746 	    }
747 	}
748       else
749 	{
750 	  len = TREE_OPERAND_LENGTH (node);
751 
752 	  for (i = 0; i < len; i++)
753 	    {
754 	      char temp[10];
755 
756 	      sprintf (temp, "arg %d", i);
757 	      print_node (file, temp, TREE_OPERAND (node, i), indent + 4);
758 	    }
759 	}
760       if (CODE_CONTAINS_STRUCT (code, TS_COMMON))
761 	print_node (file, "chain", TREE_CHAIN (node), indent + 4);
762       break;
763 
764     case tcc_constant:
765     case tcc_exceptional:
766       switch (code)
767 	{
768 	case INTEGER_CST:
769 	  if (TREE_OVERFLOW (node))
770 	    fprintf (file, " overflow");
771 
772 	  fprintf (file, " ");
773 	  if (TREE_INT_CST_HIGH (node) == 0)
774 	    fprintf (file, HOST_WIDE_INT_PRINT_UNSIGNED,
775 		     TREE_INT_CST_LOW (node));
776 	  else if (TREE_INT_CST_HIGH (node) == -1
777 		   && TREE_INT_CST_LOW (node) != 0)
778 	    fprintf (file, "-" HOST_WIDE_INT_PRINT_UNSIGNED,
779 		     -TREE_INT_CST_LOW (node));
780 	  else
781 	    fprintf (file, HOST_WIDE_INT_PRINT_DOUBLE_HEX,
782 		     (unsigned HOST_WIDE_INT) TREE_INT_CST_HIGH (node),
783 		     (unsigned HOST_WIDE_INT) TREE_INT_CST_LOW (node));
784 	  break;
785 
786 	case REAL_CST:
787 	  {
788 	    REAL_VALUE_TYPE d;
789 
790 	    if (TREE_OVERFLOW (node))
791 	      fprintf (file, " overflow");
792 
793 	    d = TREE_REAL_CST (node);
794 	    if (REAL_VALUE_ISINF (d))
795 	      fprintf (file,  REAL_VALUE_NEGATIVE (d) ? " -Inf" : " Inf");
796 	    else if (REAL_VALUE_ISNAN (d))
797 	      fprintf (file, " Nan");
798 	    else
799 	      {
800 		char string[64];
801 		real_to_decimal (string, &d, sizeof (string), 0, 1);
802 		fprintf (file, " %s", string);
803 	      }
804 	  }
805 	  break;
806 
807 	case FIXED_CST:
808 	  {
809 	    FIXED_VALUE_TYPE f;
810 	    char string[64];
811 
812 	    if (TREE_OVERFLOW (node))
813 	      fprintf (file, " overflow");
814 
815 	    f = TREE_FIXED_CST (node);
816 	    fixed_to_decimal (string, &f, sizeof (string));
817 	    fprintf (file, " %s", string);
818 	  }
819 	  break;
820 
821 	case VECTOR_CST:
822 	  {
823 	    char buf[10];
824 	    unsigned i;
825 
826 	    for (i = 0; i < VECTOR_CST_NELTS (node); ++i)
827 	      {
828 		sprintf (buf, "elt%u: ", i);
829 		print_node (file, buf, VECTOR_CST_ELT (node, i), indent + 4);
830 	      }
831 	  }
832 	  break;
833 
834 	case COMPLEX_CST:
835 	  print_node (file, "real", TREE_REALPART (node), indent + 4);
836 	  print_node (file, "imag", TREE_IMAGPART (node), indent + 4);
837 	  break;
838 
839 	case STRING_CST:
840 	  {
841 	    const char *p = TREE_STRING_POINTER (node);
842 	    int i = TREE_STRING_LENGTH (node);
843 	    fputs (" \"", file);
844 	    while (--i >= 0)
845 	      {
846 		char ch = *p++;
847 		if (ch >= ' ' && ch < 127)
848 		  putc (ch, file);
849 		else
850 		  fprintf(file, "\\%03o", ch & 0xFF);
851 	      }
852 	    fputc ('\"', file);
853 	  }
854 	  break;
855 
856 	case IDENTIFIER_NODE:
857 	  lang_hooks.print_identifier (file, node, indent);
858 	  break;
859 
860 	case TREE_LIST:
861 	  print_node (file, "purpose", TREE_PURPOSE (node), indent + 4);
862 	  print_node (file, "value", TREE_VALUE (node), indent + 4);
863 	  print_node (file, "chain", TREE_CHAIN (node), indent + 4);
864 	  break;
865 
866 	case TREE_VEC:
867 	  len = TREE_VEC_LENGTH (node);
868 	  for (i = 0; i < len; i++)
869 	    if (TREE_VEC_ELT (node, i))
870 	      {
871 		char temp[10];
872 		sprintf (temp, "elt %d", i);
873 		print_node (file, temp, TREE_VEC_ELT (node, i), indent + 4);
874 	      }
875 	  break;
876 
877 	case CONSTRUCTOR:
878 	  {
879 	    unsigned HOST_WIDE_INT cnt;
880 	    tree index, value;
881 	    len = vec_safe_length (CONSTRUCTOR_ELTS (node));
882 	    fprintf (file, " lngt %d", len);
883 	    FOR_EACH_CONSTRUCTOR_ELT (CONSTRUCTOR_ELTS (node),
884 				      cnt, index, value)
885 	      {
886 		print_node (file, "idx", index, indent + 4);
887 		print_node (file, "val", value, indent + 4);
888 	      }
889 	  }
890 	  break;
891 
892     	case STATEMENT_LIST:
893 	  dump_addr (file, " head ", node->stmt_list.head);
894 	  dump_addr (file, " tail ", node->stmt_list.tail);
895 	  fprintf (file, " stmts");
896 	  {
897 	    tree_stmt_iterator i;
898 	    for (i = tsi_start (node); !tsi_end_p (i); tsi_next (&i))
899 	      {
900 		/* Not printing the addresses of the (not-a-tree)
901 		   'struct tree_stmt_list_node's.  */
902 		dump_addr (file, " ", tsi_stmt (i));
903 	      }
904 	    fprintf (file, "\n");
905 	    for (i = tsi_start (node); !tsi_end_p (i); tsi_next (&i))
906 	      {
907 		/* Not printing the addresses of the (not-a-tree)
908 		   'struct tree_stmt_list_node's.  */
909 		print_node (file, "stmt", tsi_stmt (i), indent + 4);
910 	      }
911 	  }
912 	  break;
913 
914 	case BLOCK:
915 	  print_node (file, "vars", BLOCK_VARS (node), indent + 4);
916 	  print_node (file, "supercontext", BLOCK_SUPERCONTEXT (node),
917 		      indent + 4);
918 	  print_node (file, "subblocks", BLOCK_SUBBLOCKS (node), indent + 4);
919 	  print_node (file, "chain", BLOCK_CHAIN (node), indent + 4);
920 	  print_node (file, "abstract_origin",
921 		      BLOCK_ABSTRACT_ORIGIN (node), indent + 4);
922 	  break;
923 
924 	case SSA_NAME:
925 	  print_node_brief (file, "var", SSA_NAME_VAR (node), indent + 4);
926 	  fprintf (file, "def_stmt ");
927 	  print_gimple_stmt (file, SSA_NAME_DEF_STMT (node), indent + 4, 0);
928 
929 	  indent_to (file, indent + 4);
930 	  fprintf (file, "version %u", SSA_NAME_VERSION (node));
931 	  if (SSA_NAME_OCCURS_IN_ABNORMAL_PHI (node))
932 	    fprintf (file, " in-abnormal-phi");
933 	  if (SSA_NAME_IN_FREE_LIST (node))
934 	    fprintf (file, " in-free-list");
935 
936 	  if (SSA_NAME_PTR_INFO (node))
937 	    {
938 	      indent_to (file, indent + 3);
939 	      if (SSA_NAME_PTR_INFO (node))
940 		dump_addr (file, " ptr-info ", SSA_NAME_PTR_INFO (node));
941 	    }
942 	  break;
943 
944 	case OMP_CLAUSE:
945 	    {
946 	      int i;
947 	      fprintf (file, " %s",
948 		       omp_clause_code_name[OMP_CLAUSE_CODE (node)]);
949 	      for (i = 0; i < omp_clause_num_ops[OMP_CLAUSE_CODE (node)]; i++)
950 		{
951 		  indent_to (file, indent + 4);
952 		  fprintf (file, "op %d:", i);
953 		  print_node_brief (file, "", OMP_CLAUSE_OPERAND (node, i), 0);
954 		}
955 	    }
956 	  break;
957 
958 	case OPTIMIZATION_NODE:
959 	  cl_optimization_print (file, indent + 4, TREE_OPTIMIZATION (node));
960 	  break;
961 
962 	case TARGET_OPTION_NODE:
963 	  cl_target_option_print (file, indent + 4, TREE_TARGET_OPTION (node));
964 	  break;
965 	case IMPORTED_DECL:
966 	  fprintf (file, " imported declaration");
967 	  print_node_brief (file, "associated declaration",
968 			    IMPORTED_DECL_ASSOCIATED_DECL (node),
969 			    indent + 4);
970 	  break;
971 
972 	default:
973 	  if (EXCEPTIONAL_CLASS_P (node))
974 	    lang_hooks.print_xnode (file, node, indent);
975 	  break;
976 	}
977 
978       break;
979     }
980 
981   if (EXPR_HAS_LOCATION (node))
982     {
983       expanded_location xloc = expand_location (EXPR_LOCATION (node));
984       indent_to (file, indent+4);
985       fprintf (file, "%s:%d:%d", xloc.file, xloc.line, xloc.column);
986     }
987 
988   fprintf (file, ">");
989 }
990 
991 /* Print the tree vector VEC in full on file FILE, preceded by PREFIX,
992    starting in column INDENT.  */
993 
994 void
995 print_vec_tree (FILE *file, const char *prefix, vec<tree, va_gc> *vec, int indent)
996 {
997   tree elt;
998   unsigned ix;
999 
1000   /* Indent to the specified column, since this is the long form.  */
1001   indent_to (file, indent);
1002 
1003   /* Print the slot this node is in, and its code, and address.  */
1004   fprintf (file, "%s <VEC", prefix);
1005   dump_addr (file, " ", vec->address ());
1006 
1007   FOR_EACH_VEC_ELT (*vec, ix, elt)
1008     {
1009       char temp[10];
1010       sprintf (temp, "elt %d", ix);
1011       print_node (file, temp, elt, indent + 4);
1012     }
1013 }
1014