|
111
|
1 /* Implementation of subroutines for the GNU C++ pretty-printer.
|
|
131
|
2 Copyright (C) 2003-2018 Free Software Foundation, Inc.
|
|
111
|
3 Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net>
|
|
|
4
|
|
|
5 This file is part of GCC.
|
|
|
6
|
|
|
7 GCC is free software; you can redistribute it and/or modify it under
|
|
|
8 the terms of the GNU General Public License as published by the Free
|
|
|
9 Software Foundation; either version 3, or (at your option) any later
|
|
|
10 version.
|
|
|
11
|
|
|
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
|
|
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
|
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
|
15 for more details.
|
|
|
16
|
|
|
17 You should have received a copy of the GNU General Public License
|
|
|
18 along with GCC; see the file COPYING3. If not see
|
|
|
19 <http://www.gnu.org/licenses/>. */
|
|
|
20
|
|
|
21 #include "config.h"
|
|
|
22 #include "system.h"
|
|
|
23 #include "coretypes.h"
|
|
|
24 #include "cp-tree.h"
|
|
|
25 #include "cxx-pretty-print.h"
|
|
|
26 #include "tree-pretty-print.h"
|
|
|
27
|
|
|
28 static void pp_cxx_unqualified_id (cxx_pretty_printer *, tree);
|
|
|
29 static void pp_cxx_nested_name_specifier (cxx_pretty_printer *, tree);
|
|
|
30 static void pp_cxx_qualified_id (cxx_pretty_printer *, tree);
|
|
|
31 static void pp_cxx_template_argument_list (cxx_pretty_printer *, tree);
|
|
|
32 static void pp_cxx_type_specifier_seq (cxx_pretty_printer *, tree);
|
|
|
33 static void pp_cxx_ptr_operator (cxx_pretty_printer *, tree);
|
|
|
34 static void pp_cxx_parameter_declaration_clause (cxx_pretty_printer *, tree);
|
|
|
35 static void pp_cxx_template_parameter (cxx_pretty_printer *, tree);
|
|
|
36 static void pp_cxx_cast_expression (cxx_pretty_printer *, tree);
|
|
|
37 static void pp_cxx_typeid_expression (cxx_pretty_printer *, tree);
|
|
|
38 static void pp_cxx_unary_left_fold_expression (cxx_pretty_printer *, tree);
|
|
|
39 static void pp_cxx_unary_right_fold_expression (cxx_pretty_printer *, tree);
|
|
|
40 static void pp_cxx_binary_fold_expression (cxx_pretty_printer *, tree);
|
|
|
41
|
|
|
42
|
|
|
43 static inline void
|
|
|
44 pp_cxx_nonconsecutive_character (cxx_pretty_printer *pp, int c)
|
|
|
45 {
|
|
|
46 const char *p = pp_last_position_in_text (pp);
|
|
|
47
|
|
|
48 if (p != NULL && *p == c)
|
|
|
49 pp_cxx_whitespace (pp);
|
|
|
50 pp_character (pp, c);
|
|
|
51 pp->padding = pp_none;
|
|
|
52 }
|
|
|
53
|
|
|
54 #define pp_cxx_expression_list(PP, T) \
|
|
|
55 pp_c_expression_list (PP, T)
|
|
|
56 #define pp_cxx_space_for_pointer_operator(PP, T) \
|
|
|
57 pp_c_space_for_pointer_operator (PP, T)
|
|
|
58 #define pp_cxx_init_declarator(PP, T) \
|
|
|
59 pp_c_init_declarator (PP, T)
|
|
|
60 #define pp_cxx_call_argument_list(PP, T) \
|
|
|
61 pp_c_call_argument_list (PP, T)
|
|
|
62
|
|
|
63 void
|
|
|
64 pp_cxx_colon_colon (cxx_pretty_printer *pp)
|
|
|
65 {
|
|
|
66 pp_colon_colon (pp);
|
|
|
67 pp->padding = pp_none;
|
|
|
68 }
|
|
|
69
|
|
|
70 void
|
|
|
71 pp_cxx_begin_template_argument_list (cxx_pretty_printer *pp)
|
|
|
72 {
|
|
|
73 pp_cxx_nonconsecutive_character (pp, '<');
|
|
|
74 }
|
|
|
75
|
|
|
76 void
|
|
|
77 pp_cxx_end_template_argument_list (cxx_pretty_printer *pp)
|
|
|
78 {
|
|
|
79 pp_cxx_nonconsecutive_character (pp, '>');
|
|
|
80 }
|
|
|
81
|
|
|
82 void
|
|
|
83 pp_cxx_separate_with (cxx_pretty_printer *pp, int c)
|
|
|
84 {
|
|
|
85 pp_separate_with (pp, c);
|
|
|
86 pp->padding = pp_none;
|
|
|
87 }
|
|
|
88
|
|
|
89 /* Expressions. */
|
|
|
90
|
|
|
91 /* conversion-function-id:
|
|
|
92 operator conversion-type-id
|
|
|
93
|
|
|
94 conversion-type-id:
|
|
|
95 type-specifier-seq conversion-declarator(opt)
|
|
|
96
|
|
|
97 conversion-declarator:
|
|
|
98 ptr-operator conversion-declarator(opt) */
|
|
|
99
|
|
|
100 static inline void
|
|
|
101 pp_cxx_conversion_function_id (cxx_pretty_printer *pp, tree t)
|
|
|
102 {
|
|
|
103 pp_cxx_ws_string (pp, "operator");
|
|
|
104 pp_cxx_type_specifier_seq (pp, TREE_TYPE (t));
|
|
|
105 }
|
|
|
106
|
|
|
107 static inline void
|
|
|
108 pp_cxx_template_id (cxx_pretty_printer *pp, tree t)
|
|
|
109 {
|
|
|
110 pp_cxx_unqualified_id (pp, TREE_OPERAND (t, 0));
|
|
|
111 pp_cxx_begin_template_argument_list (pp);
|
|
|
112 pp_cxx_template_argument_list (pp, TREE_OPERAND (t, 1));
|
|
|
113 pp_cxx_end_template_argument_list (pp);
|
|
|
114 }
|
|
|
115
|
|
|
116 /* Prints the unqualified part of the id-expression T.
|
|
|
117
|
|
|
118 unqualified-id:
|
|
|
119 identifier
|
|
|
120 operator-function-id
|
|
|
121 conversion-function-id
|
|
|
122 ~ class-name
|
|
|
123 template-id */
|
|
|
124
|
|
|
125 static void
|
|
|
126 pp_cxx_unqualified_id (cxx_pretty_printer *pp, tree t)
|
|
|
127 {
|
|
|
128 enum tree_code code = TREE_CODE (t);
|
|
|
129 switch (code)
|
|
|
130 {
|
|
|
131 case RESULT_DECL:
|
|
|
132 pp->translate_string ("<return-value>");
|
|
|
133 break;
|
|
|
134
|
|
|
135 case OVERLOAD:
|
|
|
136 t = OVL_FIRST (t);
|
|
|
137 /* FALLTHRU */
|
|
|
138 case VAR_DECL:
|
|
|
139 case PARM_DECL:
|
|
|
140 case CONST_DECL:
|
|
|
141 case TYPE_DECL:
|
|
|
142 case FUNCTION_DECL:
|
|
|
143 case NAMESPACE_DECL:
|
|
|
144 case FIELD_DECL:
|
|
|
145 case LABEL_DECL:
|
|
|
146 case USING_DECL:
|
|
|
147 case TEMPLATE_DECL:
|
|
|
148 t = DECL_NAME (t);
|
|
|
149 /* FALLTHRU */
|
|
|
150
|
|
|
151 case IDENTIFIER_NODE:
|
|
|
152 if (t == NULL)
|
|
|
153 pp->translate_string ("<unnamed>");
|
|
|
154 else if (IDENTIFIER_CONV_OP_P (t))
|
|
|
155 pp_cxx_conversion_function_id (pp, t);
|
|
|
156 else
|
|
|
157 pp_cxx_tree_identifier (pp, t);
|
|
|
158 break;
|
|
|
159
|
|
|
160 case TEMPLATE_ID_EXPR:
|
|
|
161 pp_cxx_template_id (pp, t);
|
|
|
162 break;
|
|
|
163
|
|
|
164 case BASELINK:
|
|
|
165 pp_cxx_unqualified_id (pp, BASELINK_FUNCTIONS (t));
|
|
|
166 break;
|
|
|
167
|
|
|
168 case RECORD_TYPE:
|
|
|
169 case UNION_TYPE:
|
|
|
170 case ENUMERAL_TYPE:
|
|
|
171 case TYPENAME_TYPE:
|
|
|
172 case UNBOUND_CLASS_TEMPLATE:
|
|
|
173 pp_cxx_unqualified_id (pp, TYPE_NAME (t));
|
|
|
174 if (CLASS_TYPE_P (t) && CLASSTYPE_USE_TEMPLATE (t))
|
|
|
175 {
|
|
|
176 pp_cxx_begin_template_argument_list (pp);
|
|
|
177 pp_cxx_template_argument_list (pp, INNERMOST_TEMPLATE_ARGS
|
|
|
178 (CLASSTYPE_TI_ARGS (t)));
|
|
|
179 pp_cxx_end_template_argument_list (pp);
|
|
|
180 }
|
|
|
181 break;
|
|
|
182
|
|
|
183 case BIT_NOT_EXPR:
|
|
|
184 pp_cxx_complement (pp);
|
|
|
185 pp_cxx_unqualified_id (pp, TREE_OPERAND (t, 0));
|
|
|
186 break;
|
|
|
187
|
|
|
188 case TEMPLATE_TYPE_PARM:
|
|
|
189 case TEMPLATE_TEMPLATE_PARM:
|
|
|
190 if (TYPE_IDENTIFIER (t))
|
|
|
191 pp_cxx_unqualified_id (pp, TYPE_IDENTIFIER (t));
|
|
|
192 else
|
|
|
193 pp_cxx_canonical_template_parameter (pp, t);
|
|
|
194 break;
|
|
|
195
|
|
|
196 case TEMPLATE_PARM_INDEX:
|
|
|
197 pp_cxx_unqualified_id (pp, TEMPLATE_PARM_DECL (t));
|
|
|
198 break;
|
|
|
199
|
|
|
200 case BOUND_TEMPLATE_TEMPLATE_PARM:
|
|
|
201 pp_cxx_cv_qualifier_seq (pp, t);
|
|
|
202 pp_cxx_unqualified_id (pp, TYPE_IDENTIFIER (t));
|
|
|
203 pp_cxx_begin_template_argument_list (pp);
|
|
|
204 pp_cxx_template_argument_list (pp, TYPE_TI_ARGS (t));
|
|
|
205 pp_cxx_end_template_argument_list (pp);
|
|
|
206 break;
|
|
|
207
|
|
|
208 default:
|
|
|
209 pp_unsupported_tree (pp, t);
|
|
|
210 break;
|
|
|
211 }
|
|
|
212 }
|
|
|
213
|
|
|
214 /* Pretty-print out the token sequence ":: template" in template codes
|
|
|
215 where it is needed to "inline declare" the (following) member as
|
|
|
216 a template. This situation arises when SCOPE of T is dependent
|
|
|
217 on template parameters. */
|
|
|
218
|
|
|
219 static inline void
|
|
|
220 pp_cxx_template_keyword_if_needed (cxx_pretty_printer *pp, tree scope, tree t)
|
|
|
221 {
|
|
|
222 if (TREE_CODE (t) == TEMPLATE_ID_EXPR
|
|
|
223 && TYPE_P (scope) && dependent_type_p (scope))
|
|
|
224 pp_cxx_ws_string (pp, "template");
|
|
|
225 }
|
|
|
226
|
|
|
227 /* nested-name-specifier:
|
|
|
228 class-or-namespace-name :: nested-name-specifier(opt)
|
|
|
229 class-or-namespace-name :: template nested-name-specifier */
|
|
|
230
|
|
|
231 static void
|
|
|
232 pp_cxx_nested_name_specifier (cxx_pretty_printer *pp, tree t)
|
|
|
233 {
|
|
|
234 if (!SCOPE_FILE_SCOPE_P (t) && t != pp->enclosing_scope)
|
|
|
235 {
|
|
|
236 tree scope = get_containing_scope (t);
|
|
|
237 pp_cxx_nested_name_specifier (pp, scope);
|
|
|
238 pp_cxx_template_keyword_if_needed (pp, scope, t);
|
|
|
239 pp_cxx_unqualified_id (pp, t);
|
|
|
240 pp_cxx_colon_colon (pp);
|
|
|
241 }
|
|
|
242 }
|
|
|
243
|
|
|
244 /* qualified-id:
|
|
|
245 nested-name-specifier template(opt) unqualified-id */
|
|
|
246
|
|
|
247 static void
|
|
|
248 pp_cxx_qualified_id (cxx_pretty_printer *pp, tree t)
|
|
|
249 {
|
|
|
250 switch (TREE_CODE (t))
|
|
|
251 {
|
|
|
252 /* A pointer-to-member is always qualified. */
|
|
|
253 case PTRMEM_CST:
|
|
|
254 pp_cxx_nested_name_specifier (pp, PTRMEM_CST_CLASS (t));
|
|
|
255 pp_cxx_unqualified_id (pp, PTRMEM_CST_MEMBER (t));
|
|
|
256 break;
|
|
|
257
|
|
|
258 /* In Standard C++, functions cannot possibly be used as
|
|
|
259 nested-name-specifiers. However, there are situations where
|
|
|
260 is "makes sense" to output the surrounding function name for the
|
|
|
261 purpose of emphasizing on the scope kind. Just printing the
|
|
|
262 function name might not be sufficient as it may be overloaded; so,
|
|
|
263 we decorate the function with its signature too.
|
|
|
264 FIXME: This is probably the wrong pretty-printing for conversion
|
|
|
265 functions and some function templates. */
|
|
|
266 case OVERLOAD:
|
|
|
267 t = OVL_FIRST (t);
|
|
|
268 /* FALLTHRU */
|
|
|
269 case FUNCTION_DECL:
|
|
|
270 if (DECL_FUNCTION_MEMBER_P (t))
|
|
|
271 pp_cxx_nested_name_specifier (pp, DECL_CONTEXT (t));
|
|
|
272 pp_cxx_unqualified_id
|
|
|
273 (pp, DECL_CONSTRUCTOR_P (t) ? DECL_CONTEXT (t) : t);
|
|
|
274 pp_cxx_parameter_declaration_clause (pp, TREE_TYPE (t));
|
|
|
275 break;
|
|
|
276
|
|
|
277 case OFFSET_REF:
|
|
|
278 case SCOPE_REF:
|
|
|
279 pp_cxx_nested_name_specifier (pp, TREE_OPERAND (t, 0));
|
|
|
280 pp_cxx_unqualified_id (pp, TREE_OPERAND (t, 1));
|
|
|
281 break;
|
|
|
282
|
|
|
283 default:
|
|
|
284 {
|
|
|
285 tree scope = get_containing_scope (t);
|
|
|
286 if (scope != pp->enclosing_scope)
|
|
|
287 {
|
|
|
288 pp_cxx_nested_name_specifier (pp, scope);
|
|
|
289 pp_cxx_template_keyword_if_needed (pp, scope, t);
|
|
|
290 }
|
|
|
291 pp_cxx_unqualified_id (pp, t);
|
|
|
292 }
|
|
|
293 break;
|
|
|
294 }
|
|
|
295 }
|
|
|
296
|
|
131
|
297 /* Given a value e of ENUMERAL_TYPE:
|
|
|
298 Print out the first ENUMERATOR id with value e, if one is found,
|
|
|
299 (including nested names but excluding the enum name if unscoped)
|
|
|
300 else print out the value as a C-style cast (type-id)value. */
|
|
|
301
|
|
|
302 static void
|
|
|
303 pp_cxx_enumeration_constant (cxx_pretty_printer *pp, tree e)
|
|
|
304 {
|
|
|
305 tree type = TREE_TYPE (e);
|
|
|
306 tree value;
|
|
|
307
|
|
|
308 /* Find the name of this constant. */
|
|
|
309 for (value = TYPE_VALUES (type);
|
|
|
310 value != NULL_TREE
|
|
|
311 && !tree_int_cst_equal (DECL_INITIAL (TREE_VALUE (value)), e);
|
|
|
312 value = TREE_CHAIN (value))
|
|
|
313 ;
|
|
|
314
|
|
|
315 if (value != NULL_TREE)
|
|
|
316 {
|
|
|
317 if (!ENUM_IS_SCOPED (type))
|
|
|
318 type = get_containing_scope (type);
|
|
|
319 pp_cxx_nested_name_specifier (pp, type);
|
|
|
320 pp->id_expression (TREE_PURPOSE (value));
|
|
|
321 }
|
|
|
322 else
|
|
|
323 {
|
|
|
324 /* Value must have been cast. */
|
|
|
325 pp_c_type_cast (pp, type);
|
|
|
326 pp_c_integer_constant (pp, e);
|
|
|
327 }
|
|
|
328 }
|
|
|
329
|
|
111
|
330
|
|
|
331 void
|
|
|
332 cxx_pretty_printer::constant (tree t)
|
|
|
333 {
|
|
|
334 switch (TREE_CODE (t))
|
|
|
335 {
|
|
|
336 case STRING_CST:
|
|
|
337 {
|
|
|
338 const bool in_parens = PAREN_STRING_LITERAL_P (t);
|
|
|
339 if (in_parens)
|
|
|
340 pp_cxx_left_paren (this);
|
|
|
341 c_pretty_printer::constant (t);
|
|
|
342 if (in_parens)
|
|
|
343 pp_cxx_right_paren (this);
|
|
|
344 }
|
|
|
345 break;
|
|
|
346
|
|
|
347 case INTEGER_CST:
|
|
|
348 if (NULLPTR_TYPE_P (TREE_TYPE (t)))
|
|
|
349 {
|
|
|
350 pp_string (this, "nullptr");
|
|
|
351 break;
|
|
|
352 }
|
|
131
|
353 else if (TREE_CODE (TREE_TYPE (t)) == ENUMERAL_TYPE)
|
|
|
354 {
|
|
|
355 pp_cxx_enumeration_constant (this, t);
|
|
|
356 break;
|
|
|
357 }
|
|
111
|
358 /* fall through. */
|
|
|
359
|
|
|
360 default:
|
|
|
361 c_pretty_printer::constant (t);
|
|
|
362 break;
|
|
|
363 }
|
|
|
364 }
|
|
|
365
|
|
|
366 /* id-expression:
|
|
|
367 unqualified-id
|
|
|
368 qualified-id */
|
|
|
369
|
|
|
370 void
|
|
|
371 cxx_pretty_printer::id_expression (tree t)
|
|
|
372 {
|
|
|
373 if (TREE_CODE (t) == OVERLOAD)
|
|
|
374 t = OVL_FIRST (t);
|
|
|
375 if (DECL_P (t) && DECL_CONTEXT (t))
|
|
|
376 pp_cxx_qualified_id (this, t);
|
|
|
377 else
|
|
|
378 pp_cxx_unqualified_id (this, t);
|
|
|
379 }
|
|
|
380
|
|
|
381 /* user-defined literal:
|
|
|
382 literal ud-suffix */
|
|
|
383
|
|
|
384 void
|
|
|
385 pp_cxx_userdef_literal (cxx_pretty_printer *pp, tree t)
|
|
|
386 {
|
|
|
387 pp->constant (USERDEF_LITERAL_VALUE (t));
|
|
|
388 pp->id_expression (USERDEF_LITERAL_SUFFIX_ID (t));
|
|
|
389 }
|
|
|
390
|
|
|
391
|
|
|
392 /* primary-expression:
|
|
|
393 literal
|
|
|
394 this
|
|
|
395 :: identifier
|
|
|
396 :: operator-function-id
|
|
|
397 :: qualifier-id
|
|
|
398 ( expression )
|
|
|
399 id-expression
|
|
|
400
|
|
|
401 GNU Extensions:
|
|
|
402 __builtin_va_arg ( assignment-expression , type-id )
|
|
|
403 __builtin_offsetof ( type-id, offsetof-expression )
|
|
|
404 __builtin_addressof ( expression )
|
|
|
405
|
|
|
406 __has_nothrow_assign ( type-id )
|
|
|
407 __has_nothrow_constructor ( type-id )
|
|
|
408 __has_nothrow_copy ( type-id )
|
|
|
409 __has_trivial_assign ( type-id )
|
|
|
410 __has_trivial_constructor ( type-id )
|
|
|
411 __has_trivial_copy ( type-id )
|
|
|
412 __has_unique_object_representations ( type-id )
|
|
|
413 __has_trivial_destructor ( type-id )
|
|
|
414 __has_virtual_destructor ( type-id )
|
|
|
415 __is_abstract ( type-id )
|
|
|
416 __is_base_of ( type-id , type-id )
|
|
|
417 __is_class ( type-id )
|
|
|
418 __is_empty ( type-id )
|
|
|
419 __is_enum ( type-id )
|
|
|
420 __is_literal_type ( type-id )
|
|
|
421 __is_pod ( type-id )
|
|
|
422 __is_polymorphic ( type-id )
|
|
|
423 __is_std_layout ( type-id )
|
|
|
424 __is_trivial ( type-id )
|
|
|
425 __is_union ( type-id ) */
|
|
|
426
|
|
|
427 void
|
|
|
428 cxx_pretty_printer::primary_expression (tree t)
|
|
|
429 {
|
|
|
430 switch (TREE_CODE (t))
|
|
|
431 {
|
|
|
432 case VOID_CST:
|
|
|
433 case INTEGER_CST:
|
|
|
434 case REAL_CST:
|
|
|
435 case COMPLEX_CST:
|
|
|
436 case STRING_CST:
|
|
|
437 constant (t);
|
|
|
438 break;
|
|
|
439
|
|
|
440 case USERDEF_LITERAL:
|
|
|
441 pp_cxx_userdef_literal (this, t);
|
|
|
442 break;
|
|
|
443
|
|
|
444 case BASELINK:
|
|
|
445 t = BASELINK_FUNCTIONS (t);
|
|
|
446 /* FALLTHRU */
|
|
|
447 case VAR_DECL:
|
|
|
448 case PARM_DECL:
|
|
|
449 case FIELD_DECL:
|
|
|
450 case FUNCTION_DECL:
|
|
|
451 case OVERLOAD:
|
|
|
452 case CONST_DECL:
|
|
|
453 case TEMPLATE_DECL:
|
|
|
454 id_expression (t);
|
|
|
455 break;
|
|
|
456
|
|
|
457 case RESULT_DECL:
|
|
|
458 case TEMPLATE_TYPE_PARM:
|
|
|
459 case TEMPLATE_TEMPLATE_PARM:
|
|
|
460 case TEMPLATE_PARM_INDEX:
|
|
|
461 pp_cxx_unqualified_id (this, t);
|
|
|
462 break;
|
|
|
463
|
|
|
464 case STMT_EXPR:
|
|
|
465 pp_cxx_left_paren (this);
|
|
|
466 statement (STMT_EXPR_STMT (t));
|
|
|
467 pp_cxx_right_paren (this);
|
|
|
468 break;
|
|
|
469
|
|
|
470 case TRAIT_EXPR:
|
|
|
471 pp_cxx_trait_expression (this, t);
|
|
|
472 break;
|
|
|
473
|
|
|
474 case VA_ARG_EXPR:
|
|
|
475 pp_cxx_va_arg_expression (this, t);
|
|
|
476 break;
|
|
|
477
|
|
|
478 case OFFSETOF_EXPR:
|
|
|
479 pp_cxx_offsetof_expression (this, t);
|
|
|
480 break;
|
|
|
481
|
|
|
482 case ADDRESSOF_EXPR:
|
|
|
483 pp_cxx_addressof_expression (this, t);
|
|
|
484 break;
|
|
|
485
|
|
|
486 case REQUIRES_EXPR:
|
|
|
487 pp_cxx_requires_expr (this, t);
|
|
|
488 break;
|
|
|
489
|
|
|
490 default:
|
|
|
491 c_pretty_printer::primary_expression (t);
|
|
|
492 break;
|
|
|
493 }
|
|
|
494 }
|
|
|
495
|
|
|
496 /* postfix-expression:
|
|
|
497 primary-expression
|
|
|
498 postfix-expression [ expression ]
|
|
|
499 postfix-expression ( expression-list(opt) )
|
|
|
500 simple-type-specifier ( expression-list(opt) )
|
|
|
501 typename ::(opt) nested-name-specifier identifier ( expression-list(opt) )
|
|
|
502 typename ::(opt) nested-name-specifier template(opt)
|
|
|
503 template-id ( expression-list(opt) )
|
|
|
504 postfix-expression . template(opt) ::(opt) id-expression
|
|
|
505 postfix-expression -> template(opt) ::(opt) id-expression
|
|
|
506 postfix-expression . pseudo-destructor-name
|
|
|
507 postfix-expression -> pseudo-destructor-name
|
|
|
508 postfix-expression ++
|
|
|
509 postfix-expression --
|
|
|
510 dynamic_cast < type-id > ( expression )
|
|
|
511 static_cast < type-id > ( expression )
|
|
|
512 reinterpret_cast < type-id > ( expression )
|
|
|
513 const_cast < type-id > ( expression )
|
|
|
514 typeid ( expression )
|
|
|
515 typeid ( type-id ) */
|
|
|
516
|
|
|
517 void
|
|
|
518 cxx_pretty_printer::postfix_expression (tree t)
|
|
|
519 {
|
|
|
520 enum tree_code code = TREE_CODE (t);
|
|
|
521
|
|
|
522 switch (code)
|
|
|
523 {
|
|
|
524 case AGGR_INIT_EXPR:
|
|
|
525 case CALL_EXPR:
|
|
|
526 {
|
|
|
527 tree fun = cp_get_callee (t);
|
|
|
528 tree saved_scope = enclosing_scope;
|
|
|
529 bool skipfirst = false;
|
|
|
530 tree arg;
|
|
|
531
|
|
|
532 if (TREE_CODE (fun) == ADDR_EXPR)
|
|
|
533 fun = TREE_OPERAND (fun, 0);
|
|
|
534
|
|
|
535 /* In templates, where there is no way to tell whether a given
|
|
|
536 call uses an actual member function. So the parser builds
|
|
|
537 FUN as a COMPONENT_REF or a plain IDENTIFIER_NODE until
|
|
|
538 instantiation time. */
|
|
|
539 if (TREE_CODE (fun) != FUNCTION_DECL)
|
|
|
540 ;
|
|
|
541 else if (DECL_NONSTATIC_MEMBER_FUNCTION_P (fun))
|
|
|
542 {
|
|
|
543 tree object = (code == AGGR_INIT_EXPR
|
|
|
544 ? (AGGR_INIT_VIA_CTOR_P (t)
|
|
|
545 ? AGGR_INIT_EXPR_SLOT (t)
|
|
|
546 : AGGR_INIT_EXPR_ARG (t, 0))
|
|
|
547 : CALL_EXPR_ARG (t, 0));
|
|
|
548
|
|
|
549 while (TREE_CODE (object) == NOP_EXPR)
|
|
|
550 object = TREE_OPERAND (object, 0);
|
|
|
551
|
|
|
552 if (TREE_CODE (object) == ADDR_EXPR)
|
|
|
553 object = TREE_OPERAND (object, 0);
|
|
|
554
|
|
|
555 if (!TYPE_PTR_P (TREE_TYPE (object)))
|
|
|
556 {
|
|
|
557 postfix_expression (object);
|
|
|
558 pp_cxx_dot (this);
|
|
|
559 }
|
|
|
560 else
|
|
|
561 {
|
|
|
562 postfix_expression (object);
|
|
|
563 pp_cxx_arrow (this);
|
|
|
564 }
|
|
|
565 skipfirst = true;
|
|
|
566 enclosing_scope = strip_pointer_operator (TREE_TYPE (object));
|
|
|
567 }
|
|
|
568
|
|
|
569 postfix_expression (fun);
|
|
|
570 enclosing_scope = saved_scope;
|
|
|
571 pp_cxx_left_paren (this);
|
|
|
572 if (code == AGGR_INIT_EXPR)
|
|
|
573 {
|
|
|
574 aggr_init_expr_arg_iterator iter;
|
|
|
575 FOR_EACH_AGGR_INIT_EXPR_ARG (arg, iter, t)
|
|
|
576 {
|
|
|
577 if (skipfirst)
|
|
|
578 skipfirst = false;
|
|
|
579 else
|
|
|
580 {
|
|
|
581 expression (arg);
|
|
|
582 if (more_aggr_init_expr_args_p (&iter))
|
|
|
583 pp_cxx_separate_with (this, ',');
|
|
|
584 }
|
|
|
585 }
|
|
|
586 }
|
|
|
587 else
|
|
|
588 {
|
|
|
589 call_expr_arg_iterator iter;
|
|
|
590 FOR_EACH_CALL_EXPR_ARG (arg, iter, t)
|
|
|
591 {
|
|
|
592 if (skipfirst)
|
|
|
593 skipfirst = false;
|
|
|
594 else
|
|
|
595 {
|
|
|
596 expression (arg);
|
|
|
597 if (more_call_expr_args_p (&iter))
|
|
|
598 pp_cxx_separate_with (this, ',');
|
|
|
599 }
|
|
|
600 }
|
|
|
601 }
|
|
|
602 pp_cxx_right_paren (this);
|
|
|
603 }
|
|
|
604 if (code == AGGR_INIT_EXPR && AGGR_INIT_VIA_CTOR_P (t))
|
|
|
605 {
|
|
|
606 pp_cxx_separate_with (this, ',');
|
|
|
607 postfix_expression (AGGR_INIT_EXPR_SLOT (t));
|
|
|
608 }
|
|
|
609 break;
|
|
|
610
|
|
|
611 case BASELINK:
|
|
|
612 case VAR_DECL:
|
|
|
613 case PARM_DECL:
|
|
|
614 case FIELD_DECL:
|
|
|
615 case FUNCTION_DECL:
|
|
|
616 case OVERLOAD:
|
|
|
617 case CONST_DECL:
|
|
|
618 case TEMPLATE_DECL:
|
|
|
619 case RESULT_DECL:
|
|
|
620 primary_expression (t);
|
|
|
621 break;
|
|
|
622
|
|
|
623 case DYNAMIC_CAST_EXPR:
|
|
|
624 case STATIC_CAST_EXPR:
|
|
|
625 case REINTERPRET_CAST_EXPR:
|
|
|
626 case CONST_CAST_EXPR:
|
|
|
627 if (code == DYNAMIC_CAST_EXPR)
|
|
|
628 pp_cxx_ws_string (this, "dynamic_cast");
|
|
|
629 else if (code == STATIC_CAST_EXPR)
|
|
|
630 pp_cxx_ws_string (this, "static_cast");
|
|
|
631 else if (code == REINTERPRET_CAST_EXPR)
|
|
|
632 pp_cxx_ws_string (this, "reinterpret_cast");
|
|
|
633 else
|
|
|
634 pp_cxx_ws_string (this, "const_cast");
|
|
|
635 pp_cxx_begin_template_argument_list (this);
|
|
|
636 type_id (TREE_TYPE (t));
|
|
|
637 pp_cxx_end_template_argument_list (this);
|
|
|
638 pp_left_paren (this);
|
|
|
639 expression (TREE_OPERAND (t, 0));
|
|
|
640 pp_right_paren (this);
|
|
|
641 break;
|
|
|
642
|
|
|
643 case EMPTY_CLASS_EXPR:
|
|
|
644 type_id (TREE_TYPE (t));
|
|
|
645 pp_left_paren (this);
|
|
|
646 pp_right_paren (this);
|
|
|
647 break;
|
|
|
648
|
|
|
649 case TYPEID_EXPR:
|
|
|
650 pp_cxx_typeid_expression (this, t);
|
|
|
651 break;
|
|
|
652
|
|
|
653 case PSEUDO_DTOR_EXPR:
|
|
|
654 postfix_expression (TREE_OPERAND (t, 0));
|
|
|
655 pp_cxx_dot (this);
|
|
|
656 if (TREE_OPERAND (t, 1))
|
|
|
657 {
|
|
|
658 pp_cxx_qualified_id (this, TREE_OPERAND (t, 1));
|
|
|
659 pp_cxx_colon_colon (this);
|
|
|
660 }
|
|
|
661 pp_complement (this);
|
|
|
662 pp_cxx_unqualified_id (this, TREE_OPERAND (t, 2));
|
|
|
663 break;
|
|
|
664
|
|
|
665 case ARROW_EXPR:
|
|
|
666 postfix_expression (TREE_OPERAND (t, 0));
|
|
|
667 pp_cxx_arrow (this);
|
|
|
668 break;
|
|
|
669
|
|
|
670 default:
|
|
|
671 c_pretty_printer::postfix_expression (t);
|
|
|
672 break;
|
|
|
673 }
|
|
|
674 }
|
|
|
675
|
|
|
676 /* new-expression:
|
|
|
677 ::(opt) new new-placement(opt) new-type-id new-initializer(opt)
|
|
|
678 ::(opt) new new-placement(opt) ( type-id ) new-initializer(opt)
|
|
|
679
|
|
|
680 new-placement:
|
|
|
681 ( expression-list )
|
|
|
682
|
|
|
683 new-type-id:
|
|
|
684 type-specifier-seq new-declarator(opt)
|
|
|
685
|
|
|
686 new-declarator:
|
|
|
687 ptr-operator new-declarator(opt)
|
|
|
688 direct-new-declarator
|
|
|
689
|
|
|
690 direct-new-declarator
|
|
|
691 [ expression ]
|
|
|
692 direct-new-declarator [ constant-expression ]
|
|
|
693
|
|
|
694 new-initializer:
|
|
|
695 ( expression-list(opt) ) */
|
|
|
696
|
|
|
697 static void
|
|
|
698 pp_cxx_new_expression (cxx_pretty_printer *pp, tree t)
|
|
|
699 {
|
|
|
700 enum tree_code code = TREE_CODE (t);
|
|
|
701 tree type = TREE_OPERAND (t, 1);
|
|
|
702 tree init = TREE_OPERAND (t, 2);
|
|
|
703 switch (code)
|
|
|
704 {
|
|
|
705 case NEW_EXPR:
|
|
|
706 case VEC_NEW_EXPR:
|
|
|
707 if (NEW_EXPR_USE_GLOBAL (t))
|
|
|
708 pp_cxx_colon_colon (pp);
|
|
|
709 pp_cxx_ws_string (pp, "new");
|
|
|
710 if (TREE_OPERAND (t, 0))
|
|
|
711 {
|
|
|
712 pp_cxx_call_argument_list (pp, TREE_OPERAND (t, 0));
|
|
|
713 pp_space (pp);
|
|
|
714 }
|
|
|
715 if (TREE_CODE (type) == ARRAY_REF)
|
|
|
716 type = build_cplus_array_type
|
|
|
717 (TREE_OPERAND (type, 0),
|
|
|
718 build_index_type (fold_build2_loc (input_location,
|
|
|
719 MINUS_EXPR, integer_type_node,
|
|
|
720 TREE_OPERAND (type, 1),
|
|
|
721 integer_one_node)));
|
|
|
722 pp->type_id (type);
|
|
|
723 if (init)
|
|
|
724 {
|
|
|
725 pp_left_paren (pp);
|
|
|
726 if (TREE_CODE (init) == TREE_LIST)
|
|
|
727 pp_c_expression_list (pp, init);
|
|
|
728 else if (init == void_node)
|
|
|
729 ; /* OK, empty initializer list. */
|
|
|
730 else
|
|
|
731 pp->expression (init);
|
|
|
732 pp_right_paren (pp);
|
|
|
733 }
|
|
|
734 break;
|
|
|
735
|
|
|
736 default:
|
|
|
737 pp_unsupported_tree (pp, t);
|
|
|
738 }
|
|
|
739 }
|
|
|
740
|
|
|
741 /* delete-expression:
|
|
|
742 ::(opt) delete cast-expression
|
|
|
743 ::(opt) delete [ ] cast-expression */
|
|
|
744
|
|
|
745 static void
|
|
|
746 pp_cxx_delete_expression (cxx_pretty_printer *pp, tree t)
|
|
|
747 {
|
|
|
748 enum tree_code code = TREE_CODE (t);
|
|
|
749 switch (code)
|
|
|
750 {
|
|
|
751 case DELETE_EXPR:
|
|
|
752 case VEC_DELETE_EXPR:
|
|
|
753 if (DELETE_EXPR_USE_GLOBAL (t))
|
|
|
754 pp_cxx_colon_colon (pp);
|
|
|
755 pp_cxx_ws_string (pp, "delete");
|
|
|
756 pp_space (pp);
|
|
|
757 if (code == VEC_DELETE_EXPR
|
|
|
758 || DELETE_EXPR_USE_VEC (t))
|
|
|
759 {
|
|
|
760 pp_left_bracket (pp);
|
|
|
761 pp_right_bracket (pp);
|
|
|
762 pp_space (pp);
|
|
|
763 }
|
|
|
764 pp_c_cast_expression (pp, TREE_OPERAND (t, 0));
|
|
|
765 break;
|
|
|
766
|
|
|
767 default:
|
|
|
768 pp_unsupported_tree (pp, t);
|
|
|
769 }
|
|
|
770 }
|
|
|
771
|
|
|
772 /* unary-expression:
|
|
|
773 postfix-expression
|
|
|
774 ++ cast-expression
|
|
|
775 -- cast-expression
|
|
|
776 unary-operator cast-expression
|
|
|
777 sizeof unary-expression
|
|
|
778 sizeof ( type-id )
|
|
|
779 sizeof ... ( identifier )
|
|
|
780 new-expression
|
|
|
781 delete-expression
|
|
|
782
|
|
|
783 unary-operator: one of
|
|
|
784 * & + - !
|
|
|
785
|
|
|
786 GNU extensions:
|
|
|
787 __alignof__ unary-expression
|
|
|
788 __alignof__ ( type-id ) */
|
|
|
789
|
|
|
790 void
|
|
|
791 cxx_pretty_printer::unary_expression (tree t)
|
|
|
792 {
|
|
|
793 enum tree_code code = TREE_CODE (t);
|
|
|
794 switch (code)
|
|
|
795 {
|
|
|
796 case NEW_EXPR:
|
|
|
797 case VEC_NEW_EXPR:
|
|
|
798 pp_cxx_new_expression (this, t);
|
|
|
799 break;
|
|
|
800
|
|
|
801 case DELETE_EXPR:
|
|
|
802 case VEC_DELETE_EXPR:
|
|
|
803 pp_cxx_delete_expression (this, t);
|
|
|
804 break;
|
|
|
805
|
|
|
806 case SIZEOF_EXPR:
|
|
|
807 if (PACK_EXPANSION_P (TREE_OPERAND (t, 0)))
|
|
|
808 {
|
|
|
809 pp_cxx_ws_string (this, "sizeof");
|
|
|
810 pp_cxx_ws_string (this, "...");
|
|
|
811 pp_cxx_whitespace (this);
|
|
|
812 pp_cxx_left_paren (this);
|
|
|
813 if (TYPE_P (TREE_OPERAND (t, 0)))
|
|
|
814 type_id (TREE_OPERAND (t, 0));
|
|
|
815 else
|
|
|
816 unary_expression (TREE_OPERAND (t, 0));
|
|
|
817 pp_cxx_right_paren (this);
|
|
|
818 break;
|
|
|
819 }
|
|
|
820 /* Fall through */
|
|
|
821
|
|
|
822 case ALIGNOF_EXPR:
|
|
|
823 pp_cxx_ws_string (this, code == SIZEOF_EXPR ? "sizeof" : "__alignof__");
|
|
|
824 pp_cxx_whitespace (this);
|
|
|
825 if (TREE_CODE (t) == SIZEOF_EXPR && SIZEOF_EXPR_TYPE_P (t))
|
|
|
826 {
|
|
|
827 pp_cxx_left_paren (this);
|
|
|
828 type_id (TREE_TYPE (TREE_OPERAND (t, 0)));
|
|
|
829 pp_cxx_right_paren (this);
|
|
|
830 }
|
|
|
831 else if (TYPE_P (TREE_OPERAND (t, 0)))
|
|
|
832 {
|
|
|
833 pp_cxx_left_paren (this);
|
|
|
834 type_id (TREE_OPERAND (t, 0));
|
|
|
835 pp_cxx_right_paren (this);
|
|
|
836 }
|
|
|
837 else
|
|
|
838 unary_expression (TREE_OPERAND (t, 0));
|
|
|
839 break;
|
|
|
840
|
|
|
841 case AT_ENCODE_EXPR:
|
|
|
842 pp_cxx_ws_string (this, "@encode");
|
|
|
843 pp_cxx_whitespace (this);
|
|
|
844 pp_cxx_left_paren (this);
|
|
|
845 type_id (TREE_OPERAND (t, 0));
|
|
|
846 pp_cxx_right_paren (this);
|
|
|
847 break;
|
|
|
848
|
|
|
849 case NOEXCEPT_EXPR:
|
|
|
850 pp_cxx_ws_string (this, "noexcept");
|
|
|
851 pp_cxx_whitespace (this);
|
|
|
852 pp_cxx_left_paren (this);
|
|
|
853 expression (TREE_OPERAND (t, 0));
|
|
|
854 pp_cxx_right_paren (this);
|
|
|
855 break;
|
|
|
856
|
|
|
857 case UNARY_PLUS_EXPR:
|
|
|
858 pp_plus (this);
|
|
|
859 pp_cxx_cast_expression (this, TREE_OPERAND (t, 0));
|
|
|
860 break;
|
|
|
861
|
|
|
862 default:
|
|
|
863 c_pretty_printer::unary_expression (t);
|
|
|
864 break;
|
|
|
865 }
|
|
|
866 }
|
|
|
867
|
|
|
868 /* cast-expression:
|
|
|
869 unary-expression
|
|
|
870 ( type-id ) cast-expression */
|
|
|
871
|
|
|
872 static void
|
|
|
873 pp_cxx_cast_expression (cxx_pretty_printer *pp, tree t)
|
|
|
874 {
|
|
|
875 switch (TREE_CODE (t))
|
|
|
876 {
|
|
|
877 case CAST_EXPR:
|
|
|
878 case IMPLICIT_CONV_EXPR:
|
|
|
879 pp->type_id (TREE_TYPE (t));
|
|
|
880 pp_cxx_call_argument_list (pp, TREE_OPERAND (t, 0));
|
|
|
881 break;
|
|
|
882
|
|
|
883 default:
|
|
|
884 pp_c_cast_expression (pp, t);
|
|
|
885 break;
|
|
|
886 }
|
|
|
887 }
|
|
|
888
|
|
|
889 /* pm-expression:
|
|
|
890 cast-expression
|
|
|
891 pm-expression .* cast-expression
|
|
|
892 pm-expression ->* cast-expression */
|
|
|
893
|
|
|
894 static void
|
|
|
895 pp_cxx_pm_expression (cxx_pretty_printer *pp, tree t)
|
|
|
896 {
|
|
|
897 switch (TREE_CODE (t))
|
|
|
898 {
|
|
|
899 /* Handle unfortunate OFFSET_REF overloading here. */
|
|
|
900 case OFFSET_REF:
|
|
|
901 if (TYPE_P (TREE_OPERAND (t, 0)))
|
|
|
902 {
|
|
|
903 pp_cxx_qualified_id (pp, t);
|
|
|
904 break;
|
|
|
905 }
|
|
|
906 /* Fall through. */
|
|
|
907 case MEMBER_REF:
|
|
|
908 case DOTSTAR_EXPR:
|
|
|
909 pp_cxx_pm_expression (pp, TREE_OPERAND (t, 0));
|
|
|
910 if (TREE_CODE (t) == MEMBER_REF)
|
|
|
911 pp_cxx_arrow (pp);
|
|
|
912 else
|
|
|
913 pp_cxx_dot (pp);
|
|
|
914 pp_star(pp);
|
|
|
915 pp_cxx_cast_expression (pp, TREE_OPERAND (t, 1));
|
|
|
916 break;
|
|
|
917
|
|
|
918
|
|
|
919 default:
|
|
|
920 pp_cxx_cast_expression (pp, t);
|
|
|
921 break;
|
|
|
922 }
|
|
|
923 }
|
|
|
924
|
|
|
925 /* multiplicative-expression:
|
|
|
926 pm-expression
|
|
|
927 multiplicative-expression * pm-expression
|
|
|
928 multiplicative-expression / pm-expression
|
|
|
929 multiplicative-expression % pm-expression */
|
|
|
930
|
|
|
931 void
|
|
|
932 cxx_pretty_printer::multiplicative_expression (tree e)
|
|
|
933 {
|
|
|
934 enum tree_code code = TREE_CODE (e);
|
|
|
935 switch (code)
|
|
|
936 {
|
|
|
937 case MULT_EXPR:
|
|
|
938 case TRUNC_DIV_EXPR:
|
|
|
939 case TRUNC_MOD_EXPR:
|
|
131
|
940 case EXACT_DIV_EXPR:
|
|
|
941 case RDIV_EXPR:
|
|
111
|
942 multiplicative_expression (TREE_OPERAND (e, 0));
|
|
|
943 pp_space (this);
|
|
|
944 if (code == MULT_EXPR)
|
|
|
945 pp_star (this);
|
|
131
|
946 else if (code != TRUNC_MOD_EXPR)
|
|
111
|
947 pp_slash (this);
|
|
|
948 else
|
|
|
949 pp_modulo (this);
|
|
|
950 pp_space (this);
|
|
|
951 pp_cxx_pm_expression (this, TREE_OPERAND (e, 1));
|
|
|
952 break;
|
|
|
953
|
|
|
954 default:
|
|
|
955 pp_cxx_pm_expression (this, e);
|
|
|
956 break;
|
|
|
957 }
|
|
|
958 }
|
|
|
959
|
|
|
960 /* conditional-expression:
|
|
|
961 logical-or-expression
|
|
|
962 logical-or-expression ? expression : assignment-expression */
|
|
|
963
|
|
|
964 void
|
|
|
965 cxx_pretty_printer::conditional_expression (tree e)
|
|
|
966 {
|
|
|
967 if (TREE_CODE (e) == COND_EXPR)
|
|
|
968 {
|
|
|
969 pp_c_logical_or_expression (this, TREE_OPERAND (e, 0));
|
|
|
970 pp_space (this);
|
|
|
971 pp_question (this);
|
|
|
972 pp_space (this);
|
|
|
973 expression (TREE_OPERAND (e, 1));
|
|
|
974 pp_space (this);
|
|
|
975 assignment_expression (TREE_OPERAND (e, 2));
|
|
|
976 }
|
|
|
977 else
|
|
|
978 pp_c_logical_or_expression (this, e);
|
|
|
979 }
|
|
|
980
|
|
|
981 /* Pretty-print a compound assignment operator token as indicated by T. */
|
|
|
982
|
|
|
983 static void
|
|
|
984 pp_cxx_assignment_operator (cxx_pretty_printer *pp, tree t)
|
|
|
985 {
|
|
|
986 const char *op;
|
|
|
987
|
|
|
988 switch (TREE_CODE (t))
|
|
|
989 {
|
|
|
990 case NOP_EXPR:
|
|
|
991 op = "=";
|
|
|
992 break;
|
|
|
993
|
|
|
994 case PLUS_EXPR:
|
|
|
995 op = "+=";
|
|
|
996 break;
|
|
|
997
|
|
|
998 case MINUS_EXPR:
|
|
|
999 op = "-=";
|
|
|
1000 break;
|
|
|
1001
|
|
|
1002 case TRUNC_DIV_EXPR:
|
|
|
1003 op = "/=";
|
|
|
1004 break;
|
|
|
1005
|
|
|
1006 case TRUNC_MOD_EXPR:
|
|
|
1007 op = "%=";
|
|
|
1008 break;
|
|
|
1009
|
|
|
1010 default:
|
|
|
1011 op = get_tree_code_name (TREE_CODE (t));
|
|
|
1012 break;
|
|
|
1013 }
|
|
|
1014
|
|
|
1015 pp_cxx_ws_string (pp, op);
|
|
|
1016 }
|
|
|
1017
|
|
|
1018
|
|
|
1019 /* assignment-expression:
|
|
|
1020 conditional-expression
|
|
|
1021 logical-or-expression assignment-operator assignment-expression
|
|
|
1022 throw-expression
|
|
|
1023
|
|
|
1024 throw-expression:
|
|
|
1025 throw assignment-expression(opt)
|
|
|
1026
|
|
|
1027 assignment-operator: one of
|
|
|
1028 = *= /= %= += -= >>= <<= &= ^= |= */
|
|
|
1029
|
|
|
1030 void
|
|
|
1031 cxx_pretty_printer::assignment_expression (tree e)
|
|
|
1032 {
|
|
|
1033 switch (TREE_CODE (e))
|
|
|
1034 {
|
|
|
1035 case MODIFY_EXPR:
|
|
|
1036 case INIT_EXPR:
|
|
|
1037 pp_c_logical_or_expression (this, TREE_OPERAND (e, 0));
|
|
|
1038 pp_space (this);
|
|
|
1039 pp_equal (this);
|
|
|
1040 pp_space (this);
|
|
|
1041 assignment_expression (TREE_OPERAND (e, 1));
|
|
|
1042 break;
|
|
|
1043
|
|
|
1044 case THROW_EXPR:
|
|
|
1045 pp_cxx_ws_string (this, "throw");
|
|
|
1046 if (TREE_OPERAND (e, 0))
|
|
|
1047 assignment_expression (TREE_OPERAND (e, 0));
|
|
|
1048 break;
|
|
|
1049
|
|
|
1050 case MODOP_EXPR:
|
|
|
1051 pp_c_logical_or_expression (this, TREE_OPERAND (e, 0));
|
|
|
1052 pp_cxx_assignment_operator (this, TREE_OPERAND (e, 1));
|
|
|
1053 assignment_expression (TREE_OPERAND (e, 2));
|
|
|
1054 break;
|
|
|
1055
|
|
|
1056 default:
|
|
|
1057 conditional_expression (e);
|
|
|
1058 break;
|
|
|
1059 }
|
|
|
1060 }
|
|
|
1061
|
|
|
1062 void
|
|
|
1063 cxx_pretty_printer::expression (tree t)
|
|
|
1064 {
|
|
|
1065 switch (TREE_CODE (t))
|
|
|
1066 {
|
|
|
1067 case STRING_CST:
|
|
|
1068 case VOID_CST:
|
|
|
1069 case INTEGER_CST:
|
|
|
1070 case REAL_CST:
|
|
|
1071 case COMPLEX_CST:
|
|
|
1072 constant (t);
|
|
|
1073 break;
|
|
|
1074
|
|
|
1075 case USERDEF_LITERAL:
|
|
|
1076 pp_cxx_userdef_literal (this, t);
|
|
|
1077 break;
|
|
|
1078
|
|
|
1079 case RESULT_DECL:
|
|
|
1080 pp_cxx_unqualified_id (this, t);
|
|
|
1081 break;
|
|
|
1082
|
|
|
1083 #if 0
|
|
|
1084 case OFFSET_REF:
|
|
|
1085 #endif
|
|
|
1086 case SCOPE_REF:
|
|
|
1087 case PTRMEM_CST:
|
|
|
1088 pp_cxx_qualified_id (this, t);
|
|
|
1089 break;
|
|
|
1090
|
|
|
1091 case OVERLOAD:
|
|
|
1092 t = OVL_FIRST (t);
|
|
|
1093 /* FALLTHRU */
|
|
|
1094 case VAR_DECL:
|
|
|
1095 case PARM_DECL:
|
|
|
1096 case FIELD_DECL:
|
|
|
1097 case CONST_DECL:
|
|
|
1098 case FUNCTION_DECL:
|
|
|
1099 case BASELINK:
|
|
|
1100 case TEMPLATE_DECL:
|
|
|
1101 case TEMPLATE_TYPE_PARM:
|
|
|
1102 case TEMPLATE_PARM_INDEX:
|
|
|
1103 case TEMPLATE_TEMPLATE_PARM:
|
|
|
1104 case STMT_EXPR:
|
|
|
1105 case REQUIRES_EXPR:
|
|
|
1106 primary_expression (t);
|
|
|
1107 break;
|
|
|
1108
|
|
|
1109 case CALL_EXPR:
|
|
|
1110 case DYNAMIC_CAST_EXPR:
|
|
|
1111 case STATIC_CAST_EXPR:
|
|
|
1112 case REINTERPRET_CAST_EXPR:
|
|
|
1113 case CONST_CAST_EXPR:
|
|
|
1114 #if 0
|
|
|
1115 case MEMBER_REF:
|
|
|
1116 #endif
|
|
|
1117 case EMPTY_CLASS_EXPR:
|
|
|
1118 case TYPEID_EXPR:
|
|
|
1119 case PSEUDO_DTOR_EXPR:
|
|
|
1120 case AGGR_INIT_EXPR:
|
|
|
1121 case ARROW_EXPR:
|
|
|
1122 postfix_expression (t);
|
|
|
1123 break;
|
|
|
1124
|
|
|
1125 case NEW_EXPR:
|
|
|
1126 case VEC_NEW_EXPR:
|
|
|
1127 pp_cxx_new_expression (this, t);
|
|
|
1128 break;
|
|
|
1129
|
|
|
1130 case DELETE_EXPR:
|
|
|
1131 case VEC_DELETE_EXPR:
|
|
|
1132 pp_cxx_delete_expression (this, t);
|
|
|
1133 break;
|
|
|
1134
|
|
|
1135 case SIZEOF_EXPR:
|
|
|
1136 case ALIGNOF_EXPR:
|
|
|
1137 case NOEXCEPT_EXPR:
|
|
|
1138 case UNARY_PLUS_EXPR:
|
|
|
1139 unary_expression (t);
|
|
|
1140 break;
|
|
|
1141
|
|
|
1142 case CAST_EXPR:
|
|
|
1143 case IMPLICIT_CONV_EXPR:
|
|
|
1144 pp_cxx_cast_expression (this, t);
|
|
|
1145 break;
|
|
|
1146
|
|
|
1147 case OFFSET_REF:
|
|
|
1148 case MEMBER_REF:
|
|
|
1149 case DOTSTAR_EXPR:
|
|
|
1150 pp_cxx_pm_expression (this, t);
|
|
|
1151 break;
|
|
|
1152
|
|
|
1153 case MULT_EXPR:
|
|
|
1154 case TRUNC_DIV_EXPR:
|
|
|
1155 case TRUNC_MOD_EXPR:
|
|
131
|
1156 case EXACT_DIV_EXPR:
|
|
|
1157 case RDIV_EXPR:
|
|
111
|
1158 multiplicative_expression (t);
|
|
|
1159 break;
|
|
|
1160
|
|
|
1161 case COND_EXPR:
|
|
|
1162 conditional_expression (t);
|
|
|
1163 break;
|
|
|
1164
|
|
|
1165 case MODIFY_EXPR:
|
|
|
1166 case INIT_EXPR:
|
|
|
1167 case THROW_EXPR:
|
|
|
1168 case MODOP_EXPR:
|
|
|
1169 assignment_expression (t);
|
|
|
1170 break;
|
|
|
1171
|
|
|
1172 case NON_DEPENDENT_EXPR:
|
|
|
1173 case MUST_NOT_THROW_EXPR:
|
|
|
1174 expression (TREE_OPERAND (t, 0));
|
|
|
1175 break;
|
|
|
1176
|
|
|
1177 case EXPR_PACK_EXPANSION:
|
|
|
1178 expression (PACK_EXPANSION_PATTERN (t));
|
|
|
1179 pp_cxx_ws_string (this, "...");
|
|
|
1180 break;
|
|
|
1181
|
|
|
1182 case UNARY_LEFT_FOLD_EXPR:
|
|
|
1183 pp_cxx_unary_left_fold_expression (this, t);
|
|
|
1184 break;
|
|
|
1185
|
|
|
1186 case UNARY_RIGHT_FOLD_EXPR:
|
|
|
1187 pp_cxx_unary_right_fold_expression (this, t);
|
|
|
1188 break;
|
|
|
1189
|
|
|
1190 case BINARY_LEFT_FOLD_EXPR:
|
|
|
1191 case BINARY_RIGHT_FOLD_EXPR:
|
|
|
1192 pp_cxx_binary_fold_expression (this, t);
|
|
|
1193 break;
|
|
|
1194
|
|
|
1195 case TEMPLATE_ID_EXPR:
|
|
|
1196 pp_cxx_template_id (this, t);
|
|
|
1197 break;
|
|
|
1198
|
|
|
1199 case NONTYPE_ARGUMENT_PACK:
|
|
|
1200 {
|
|
|
1201 tree args = ARGUMENT_PACK_ARGS (t);
|
|
|
1202 int i, len = TREE_VEC_LENGTH (args);
|
|
|
1203 for (i = 0; i < len; ++i)
|
|
|
1204 {
|
|
|
1205 if (i > 0)
|
|
|
1206 pp_cxx_separate_with (this, ',');
|
|
|
1207 expression (TREE_VEC_ELT (args, i));
|
|
|
1208 }
|
|
|
1209 }
|
|
|
1210 break;
|
|
|
1211
|
|
|
1212 case LAMBDA_EXPR:
|
|
|
1213 pp_cxx_ws_string (this, "<lambda>");
|
|
|
1214 break;
|
|
|
1215
|
|
|
1216 case TRAIT_EXPR:
|
|
|
1217 pp_cxx_trait_expression (this, t);
|
|
|
1218 break;
|
|
|
1219
|
|
|
1220 case PRED_CONSTR:
|
|
|
1221 case CHECK_CONSTR:
|
|
|
1222 case EXPR_CONSTR:
|
|
|
1223 case TYPE_CONSTR:
|
|
|
1224 case ICONV_CONSTR:
|
|
|
1225 case DEDUCT_CONSTR:
|
|
|
1226 case EXCEPT_CONSTR:
|
|
|
1227 case PARM_CONSTR:
|
|
|
1228 case CONJ_CONSTR:
|
|
|
1229 case DISJ_CONSTR:
|
|
|
1230 pp_cxx_constraint (this, t);
|
|
|
1231 break;
|
|
|
1232
|
|
|
1233 case PAREN_EXPR:
|
|
|
1234 pp_cxx_left_paren (this);
|
|
|
1235 expression (TREE_OPERAND (t, 0));
|
|
|
1236 pp_cxx_right_paren (this);
|
|
|
1237 break;
|
|
|
1238
|
|
|
1239 default:
|
|
|
1240 c_pretty_printer::expression (t);
|
|
|
1241 break;
|
|
|
1242 }
|
|
|
1243 }
|
|
|
1244
|
|
|
1245
|
|
|
1246 /* Declarations. */
|
|
|
1247
|
|
|
1248 /* function-specifier:
|
|
|
1249 inline
|
|
|
1250 virtual
|
|
|
1251 explicit */
|
|
|
1252
|
|
|
1253 void
|
|
|
1254 cxx_pretty_printer::function_specifier (tree t)
|
|
|
1255 {
|
|
|
1256 switch (TREE_CODE (t))
|
|
|
1257 {
|
|
|
1258 case FUNCTION_DECL:
|
|
|
1259 if (DECL_VIRTUAL_P (t))
|
|
|
1260 pp_cxx_ws_string (this, "virtual");
|
|
|
1261 else if (DECL_CONSTRUCTOR_P (t) && DECL_NONCONVERTING_P (t))
|
|
|
1262 pp_cxx_ws_string (this, "explicit");
|
|
|
1263 else
|
|
|
1264 c_pretty_printer::function_specifier (t);
|
|
|
1265
|
|
|
1266 default:
|
|
|
1267 break;
|
|
|
1268 }
|
|
|
1269 }
|
|
|
1270
|
|
|
1271 /* decl-specifier-seq:
|
|
|
1272 decl-specifier-seq(opt) decl-specifier
|
|
|
1273
|
|
|
1274 decl-specifier:
|
|
|
1275 storage-class-specifier
|
|
|
1276 type-specifier
|
|
|
1277 function-specifier
|
|
|
1278 friend
|
|
|
1279 typedef */
|
|
|
1280
|
|
|
1281 void
|
|
|
1282 cxx_pretty_printer::declaration_specifiers (tree t)
|
|
|
1283 {
|
|
|
1284 switch (TREE_CODE (t))
|
|
|
1285 {
|
|
|
1286 case VAR_DECL:
|
|
|
1287 case PARM_DECL:
|
|
|
1288 case CONST_DECL:
|
|
|
1289 case FIELD_DECL:
|
|
|
1290 storage_class_specifier (t);
|
|
|
1291 declaration_specifiers (TREE_TYPE (t));
|
|
|
1292 break;
|
|
|
1293
|
|
|
1294 case TYPE_DECL:
|
|
|
1295 pp_cxx_ws_string (this, "typedef");
|
|
|
1296 declaration_specifiers (TREE_TYPE (t));
|
|
|
1297 break;
|
|
|
1298
|
|
|
1299 case FUNCTION_DECL:
|
|
|
1300 /* Constructors don't have return types. And conversion functions
|
|
|
1301 do not have a type-specifier in their return types. */
|
|
|
1302 if (DECL_CONSTRUCTOR_P (t) || DECL_CONV_FN_P (t))
|
|
|
1303 function_specifier (t);
|
|
|
1304 else if (DECL_NONSTATIC_MEMBER_FUNCTION_P (t))
|
|
|
1305 declaration_specifiers (TREE_TYPE (TREE_TYPE (t)));
|
|
|
1306 else
|
|
|
1307 c_pretty_printer::declaration_specifiers (t);
|
|
|
1308 break;
|
|
|
1309 default:
|
|
|
1310 c_pretty_printer::declaration_specifiers (t);
|
|
|
1311 break;
|
|
|
1312 }
|
|
|
1313 }
|
|
|
1314
|
|
|
1315 /* simple-type-specifier:
|
|
|
1316 ::(opt) nested-name-specifier(opt) type-name
|
|
|
1317 ::(opt) nested-name-specifier(opt) template(opt) template-id
|
|
|
1318 char
|
|
|
1319 wchar_t
|
|
|
1320 bool
|
|
|
1321 short
|
|
|
1322 int
|
|
|
1323 long
|
|
|
1324 signed
|
|
|
1325 unsigned
|
|
|
1326 float
|
|
|
1327 double
|
|
|
1328 void */
|
|
|
1329
|
|
|
1330 void
|
|
|
1331 cxx_pretty_printer::simple_type_specifier (tree t)
|
|
|
1332 {
|
|
|
1333 switch (TREE_CODE (t))
|
|
|
1334 {
|
|
|
1335 case RECORD_TYPE:
|
|
|
1336 case UNION_TYPE:
|
|
|
1337 case ENUMERAL_TYPE:
|
|
|
1338 pp_cxx_qualified_id (this, t);
|
|
|
1339 break;
|
|
|
1340
|
|
|
1341 case TEMPLATE_TYPE_PARM:
|
|
|
1342 case TEMPLATE_TEMPLATE_PARM:
|
|
|
1343 case TEMPLATE_PARM_INDEX:
|
|
|
1344 case BOUND_TEMPLATE_TEMPLATE_PARM:
|
|
|
1345 pp_cxx_unqualified_id (this, t);
|
|
|
1346 break;
|
|
|
1347
|
|
|
1348 case TYPENAME_TYPE:
|
|
|
1349 pp_cxx_ws_string (this, "typename");
|
|
|
1350 pp_cxx_nested_name_specifier (this, TYPE_CONTEXT (t));
|
|
|
1351 pp_cxx_unqualified_id (this, TYPE_NAME (t));
|
|
|
1352 break;
|
|
|
1353
|
|
|
1354 default:
|
|
|
1355 c_pretty_printer::simple_type_specifier (t);
|
|
|
1356 break;
|
|
|
1357 }
|
|
|
1358 }
|
|
|
1359
|
|
|
1360 /* type-specifier-seq:
|
|
|
1361 type-specifier type-specifier-seq(opt)
|
|
|
1362
|
|
|
1363 type-specifier:
|
|
|
1364 simple-type-specifier
|
|
|
1365 class-specifier
|
|
|
1366 enum-specifier
|
|
|
1367 elaborated-type-specifier
|
|
|
1368 cv-qualifier */
|
|
|
1369
|
|
|
1370 static void
|
|
|
1371 pp_cxx_type_specifier_seq (cxx_pretty_printer *pp, tree t)
|
|
|
1372 {
|
|
|
1373 switch (TREE_CODE (t))
|
|
|
1374 {
|
|
|
1375 case TEMPLATE_DECL:
|
|
|
1376 case TEMPLATE_TYPE_PARM:
|
|
|
1377 case TEMPLATE_TEMPLATE_PARM:
|
|
|
1378 case TYPE_DECL:
|
|
|
1379 case BOUND_TEMPLATE_TEMPLATE_PARM:
|
|
|
1380 pp_cxx_cv_qualifier_seq (pp, t);
|
|
|
1381 pp->simple_type_specifier (t);
|
|
|
1382 break;
|
|
|
1383
|
|
|
1384 case METHOD_TYPE:
|
|
|
1385 pp_cxx_type_specifier_seq (pp, TREE_TYPE (t));
|
|
|
1386 pp_cxx_space_for_pointer_operator (pp, TREE_TYPE (t));
|
|
|
1387 pp_cxx_nested_name_specifier (pp, TYPE_METHOD_BASETYPE (t));
|
|
|
1388 break;
|
|
|
1389
|
|
|
1390 case DECLTYPE_TYPE:
|
|
|
1391 pp_cxx_ws_string (pp, "decltype");
|
|
|
1392 pp_cxx_left_paren (pp);
|
|
|
1393 pp->expression (DECLTYPE_TYPE_EXPR (t));
|
|
|
1394 pp_cxx_right_paren (pp);
|
|
|
1395 break;
|
|
|
1396
|
|
|
1397 case RECORD_TYPE:
|
|
|
1398 if (TYPE_PTRMEMFUNC_P (t))
|
|
|
1399 {
|
|
|
1400 tree pfm = TYPE_PTRMEMFUNC_FN_TYPE (t);
|
|
|
1401 pp->declaration_specifiers (TREE_TYPE (TREE_TYPE (pfm)));
|
|
|
1402 pp_cxx_whitespace (pp);
|
|
|
1403 pp_cxx_ptr_operator (pp, t);
|
|
|
1404 break;
|
|
|
1405 }
|
|
|
1406 /* fall through */
|
|
|
1407
|
|
|
1408 default:
|
|
|
1409 if (!(TREE_CODE (t) == FUNCTION_DECL && DECL_CONSTRUCTOR_P (t)))
|
|
|
1410 pp_c_specifier_qualifier_list (pp, t);
|
|
|
1411 }
|
|
|
1412 }
|
|
|
1413
|
|
|
1414 /* ptr-operator:
|
|
|
1415 * cv-qualifier-seq(opt)
|
|
|
1416 &
|
|
|
1417 ::(opt) nested-name-specifier * cv-qualifier-seq(opt) */
|
|
|
1418
|
|
|
1419 static void
|
|
|
1420 pp_cxx_ptr_operator (cxx_pretty_printer *pp, tree t)
|
|
|
1421 {
|
|
|
1422 if (!TYPE_P (t) && TREE_CODE (t) != TYPE_DECL)
|
|
|
1423 t = TREE_TYPE (t);
|
|
|
1424 switch (TREE_CODE (t))
|
|
|
1425 {
|
|
|
1426 case REFERENCE_TYPE:
|
|
|
1427 case POINTER_TYPE:
|
|
|
1428 if (TYPE_PTR_OR_PTRMEM_P (TREE_TYPE (t)))
|
|
|
1429 pp_cxx_ptr_operator (pp, TREE_TYPE (t));
|
|
|
1430 pp_c_attributes_display (pp, TYPE_ATTRIBUTES (TREE_TYPE (t)));
|
|
|
1431 if (TYPE_PTR_P (t))
|
|
|
1432 {
|
|
|
1433 pp_star (pp);
|
|
|
1434 pp_cxx_cv_qualifier_seq (pp, t);
|
|
|
1435 }
|
|
|
1436 else
|
|
|
1437 pp_ampersand (pp);
|
|
|
1438 break;
|
|
|
1439
|
|
|
1440 case RECORD_TYPE:
|
|
|
1441 if (TYPE_PTRMEMFUNC_P (t))
|
|
|
1442 {
|
|
|
1443 pp_cxx_left_paren (pp);
|
|
|
1444 pp_cxx_nested_name_specifier (pp, TYPE_PTRMEMFUNC_OBJECT_TYPE (t));
|
|
|
1445 pp_star (pp);
|
|
|
1446 break;
|
|
|
1447 }
|
|
|
1448 /* FALLTHRU */
|
|
|
1449 case OFFSET_TYPE:
|
|
|
1450 if (TYPE_PTRMEM_P (t))
|
|
|
1451 {
|
|
|
1452 if (TREE_CODE (TREE_TYPE (t)) == ARRAY_TYPE)
|
|
|
1453 pp_cxx_left_paren (pp);
|
|
|
1454 pp_cxx_nested_name_specifier (pp, TYPE_PTRMEM_CLASS_TYPE (t));
|
|
|
1455 pp_star (pp);
|
|
|
1456 pp_cxx_cv_qualifier_seq (pp, t);
|
|
|
1457 break;
|
|
|
1458 }
|
|
|
1459 /* fall through. */
|
|
|
1460
|
|
|
1461 default:
|
|
|
1462 pp_unsupported_tree (pp, t);
|
|
|
1463 break;
|
|
|
1464 }
|
|
|
1465 }
|
|
|
1466
|
|
|
1467 static inline tree
|
|
|
1468 pp_cxx_implicit_parameter_type (tree mf)
|
|
|
1469 {
|
|
|
1470 return class_of_this_parm (TREE_TYPE (mf));
|
|
|
1471 }
|
|
|
1472
|
|
|
1473 /*
|
|
|
1474 parameter-declaration:
|
|
|
1475 decl-specifier-seq declarator
|
|
|
1476 decl-specifier-seq declarator = assignment-expression
|
|
|
1477 decl-specifier-seq abstract-declarator(opt)
|
|
|
1478 decl-specifier-seq abstract-declarator(opt) assignment-expression */
|
|
|
1479
|
|
|
1480 static inline void
|
|
|
1481 pp_cxx_parameter_declaration (cxx_pretty_printer *pp, tree t)
|
|
|
1482 {
|
|
|
1483 pp->declaration_specifiers (t);
|
|
|
1484 if (TYPE_P (t))
|
|
|
1485 pp->abstract_declarator (t);
|
|
|
1486 else
|
|
|
1487 pp->declarator (t);
|
|
|
1488 }
|
|
|
1489
|
|
|
1490 /* parameter-declaration-clause:
|
|
|
1491 parameter-declaration-list(opt) ...(opt)
|
|
|
1492 parameter-declaration-list , ...
|
|
|
1493
|
|
|
1494 parameter-declaration-list:
|
|
|
1495 parameter-declaration
|
|
|
1496 parameter-declaration-list , parameter-declaration */
|
|
|
1497
|
|
|
1498 static void
|
|
|
1499 pp_cxx_parameter_declaration_clause (cxx_pretty_printer *pp, tree t)
|
|
|
1500 {
|
|
|
1501 tree args;
|
|
|
1502 tree types;
|
|
|
1503 bool abstract;
|
|
|
1504
|
|
|
1505 // For a requires clause or the explicit printing of a parameter list
|
|
|
1506 // we expect T to be a chain of PARM_DECLs. Otherwise, the list of
|
|
|
1507 // args and types are taken from the function decl T.
|
|
|
1508 if (TREE_CODE (t) == PARM_DECL)
|
|
|
1509 {
|
|
|
1510 args = t;
|
|
|
1511 types = t;
|
|
|
1512 abstract = false;
|
|
|
1513 }
|
|
|
1514 else
|
|
|
1515 {
|
|
|
1516 bool type_p = TYPE_P (t);
|
|
|
1517 args = type_p ? NULL : FUNCTION_FIRST_USER_PARM (t);
|
|
|
1518 types = type_p ? TYPE_ARG_TYPES (t) : FUNCTION_FIRST_USER_PARMTYPE (t);
|
|
|
1519 abstract = args == NULL || pp->flags & pp_c_flag_abstract;
|
|
|
1520 }
|
|
|
1521 bool first = true;
|
|
|
1522
|
|
|
1523 /* Skip artificial parameter for nonstatic member functions. */
|
|
|
1524 if (TREE_CODE (t) == METHOD_TYPE)
|
|
|
1525 types = TREE_CHAIN (types);
|
|
|
1526
|
|
|
1527 pp_cxx_left_paren (pp);
|
|
|
1528 for (; args; args = TREE_CHAIN (args), types = TREE_CHAIN (types))
|
|
|
1529 {
|
|
|
1530 if (!first)
|
|
|
1531 pp_cxx_separate_with (pp, ',');
|
|
|
1532 first = false;
|
|
|
1533 pp_cxx_parameter_declaration (pp, abstract ? TREE_VALUE (types) : args);
|
|
|
1534 if (!abstract && pp->flags & pp_cxx_flag_default_argument)
|
|
|
1535 {
|
|
|
1536 pp_cxx_whitespace (pp);
|
|
|
1537 pp_equal (pp);
|
|
|
1538 pp_cxx_whitespace (pp);
|
|
|
1539 pp->assignment_expression (TREE_PURPOSE (types));
|
|
|
1540 }
|
|
|
1541 }
|
|
|
1542 pp_cxx_right_paren (pp);
|
|
|
1543 }
|
|
|
1544
|
|
|
1545 /* exception-specification:
|
|
|
1546 throw ( type-id-list(opt) )
|
|
|
1547
|
|
|
1548 type-id-list
|
|
|
1549 type-id
|
|
|
1550 type-id-list , type-id */
|
|
|
1551
|
|
|
1552 static void
|
|
|
1553 pp_cxx_exception_specification (cxx_pretty_printer *pp, tree t)
|
|
|
1554 {
|
|
|
1555 tree ex_spec = TYPE_RAISES_EXCEPTIONS (t);
|
|
|
1556 bool need_comma = false;
|
|
|
1557
|
|
|
1558 if (ex_spec == NULL)
|
|
|
1559 return;
|
|
|
1560 if (TREE_PURPOSE (ex_spec))
|
|
|
1561 {
|
|
|
1562 pp_cxx_ws_string (pp, "noexcept");
|
|
|
1563 pp_cxx_whitespace (pp);
|
|
|
1564 pp_cxx_left_paren (pp);
|
|
|
1565 if (DEFERRED_NOEXCEPT_SPEC_P (ex_spec))
|
|
|
1566 pp_cxx_ws_string (pp, "<uninstantiated>");
|
|
|
1567 else
|
|
|
1568 pp->expression (TREE_PURPOSE (ex_spec));
|
|
|
1569 pp_cxx_right_paren (pp);
|
|
|
1570 return;
|
|
|
1571 }
|
|
|
1572 pp_cxx_ws_string (pp, "throw");
|
|
|
1573 pp_cxx_left_paren (pp);
|
|
|
1574 for (; ex_spec && TREE_VALUE (ex_spec); ex_spec = TREE_CHAIN (ex_spec))
|
|
|
1575 {
|
|
|
1576 tree type = TREE_VALUE (ex_spec);
|
|
|
1577 tree argpack = NULL_TREE;
|
|
|
1578 int i, len = 1;
|
|
|
1579
|
|
|
1580 if (ARGUMENT_PACK_P (type))
|
|
|
1581 {
|
|
|
1582 argpack = ARGUMENT_PACK_ARGS (type);
|
|
|
1583 len = TREE_VEC_LENGTH (argpack);
|
|
|
1584 }
|
|
|
1585
|
|
|
1586 for (i = 0; i < len; ++i)
|
|
|
1587 {
|
|
|
1588 if (argpack)
|
|
|
1589 type = TREE_VEC_ELT (argpack, i);
|
|
|
1590
|
|
|
1591 if (need_comma)
|
|
|
1592 pp_cxx_separate_with (pp, ',');
|
|
|
1593 else
|
|
|
1594 need_comma = true;
|
|
|
1595
|
|
|
1596 pp->type_id (type);
|
|
|
1597 }
|
|
|
1598 }
|
|
|
1599 pp_cxx_right_paren (pp);
|
|
|
1600 }
|
|
|
1601
|
|
|
1602 /* direct-declarator:
|
|
|
1603 declarator-id
|
|
|
1604 direct-declarator ( parameter-declaration-clause ) cv-qualifier-seq(opt)
|
|
|
1605 exception-specification(opt)
|
|
|
1606 direct-declaration [ constant-expression(opt) ]
|
|
|
1607 ( declarator ) */
|
|
|
1608
|
|
|
1609 void
|
|
|
1610 cxx_pretty_printer::direct_declarator (tree t)
|
|
|
1611 {
|
|
|
1612 switch (TREE_CODE (t))
|
|
|
1613 {
|
|
|
1614 case VAR_DECL:
|
|
|
1615 case PARM_DECL:
|
|
|
1616 case CONST_DECL:
|
|
|
1617 case FIELD_DECL:
|
|
|
1618 if (DECL_NAME (t))
|
|
|
1619 {
|
|
|
1620 pp_cxx_space_for_pointer_operator (this, TREE_TYPE (t));
|
|
|
1621
|
|
|
1622 if ((TREE_CODE (t) == PARM_DECL && DECL_PACK_P (t))
|
|
|
1623 || template_parameter_pack_p (t))
|
|
|
1624 /* A function parameter pack or non-type template
|
|
|
1625 parameter pack. */
|
|
|
1626 pp_cxx_ws_string (this, "...");
|
|
|
1627
|
|
|
1628 id_expression (DECL_NAME (t));
|
|
|
1629 }
|
|
|
1630 abstract_declarator (TREE_TYPE (t));
|
|
|
1631 break;
|
|
|
1632
|
|
|
1633 case FUNCTION_DECL:
|
|
|
1634 pp_cxx_space_for_pointer_operator (this, TREE_TYPE (TREE_TYPE (t)));
|
|
|
1635 expression (t);
|
|
|
1636 pp_cxx_parameter_declaration_clause (this, t);
|
|
|
1637
|
|
|
1638 if (DECL_NONSTATIC_MEMBER_FUNCTION_P (t))
|
|
|
1639 {
|
|
|
1640 padding = pp_before;
|
|
|
1641 pp_cxx_cv_qualifier_seq (this, pp_cxx_implicit_parameter_type (t));
|
|
|
1642 }
|
|
|
1643
|
|
|
1644 pp_cxx_exception_specification (this, TREE_TYPE (t));
|
|
|
1645 break;
|
|
|
1646
|
|
|
1647 case TYPENAME_TYPE:
|
|
|
1648 case TEMPLATE_DECL:
|
|
|
1649 case TEMPLATE_TYPE_PARM:
|
|
|
1650 case TEMPLATE_PARM_INDEX:
|
|
|
1651 case TEMPLATE_TEMPLATE_PARM:
|
|
|
1652 break;
|
|
|
1653
|
|
|
1654 default:
|
|
|
1655 c_pretty_printer::direct_declarator (t);
|
|
|
1656 break;
|
|
|
1657 }
|
|
|
1658 }
|
|
|
1659
|
|
|
1660 /* declarator:
|
|
|
1661 direct-declarator
|
|
|
1662 ptr-operator declarator */
|
|
|
1663
|
|
|
1664 void
|
|
|
1665 cxx_pretty_printer::declarator (tree t)
|
|
|
1666 {
|
|
|
1667 direct_declarator (t);
|
|
|
1668
|
|
|
1669 // Print a requires clause.
|
|
|
1670 if (flag_concepts)
|
|
|
1671 if (tree ci = get_constraints (t))
|
|
|
1672 if (tree reqs = CI_DECLARATOR_REQS (ci))
|
|
|
1673 pp_cxx_requires_clause (this, reqs);
|
|
|
1674 }
|
|
|
1675
|
|
|
1676 /* ctor-initializer:
|
|
|
1677 : mem-initializer-list
|
|
|
1678
|
|
|
1679 mem-initializer-list:
|
|
|
1680 mem-initializer
|
|
|
1681 mem-initializer , mem-initializer-list
|
|
|
1682
|
|
|
1683 mem-initializer:
|
|
|
1684 mem-initializer-id ( expression-list(opt) )
|
|
|
1685
|
|
|
1686 mem-initializer-id:
|
|
|
1687 ::(opt) nested-name-specifier(opt) class-name
|
|
|
1688 identifier */
|
|
|
1689
|
|
|
1690 static void
|
|
|
1691 pp_cxx_ctor_initializer (cxx_pretty_printer *pp, tree t)
|
|
|
1692 {
|
|
|
1693 t = TREE_OPERAND (t, 0);
|
|
|
1694 pp_cxx_whitespace (pp);
|
|
|
1695 pp_colon (pp);
|
|
|
1696 pp_cxx_whitespace (pp);
|
|
|
1697 for (; t; t = TREE_CHAIN (t))
|
|
|
1698 {
|
|
|
1699 tree purpose = TREE_PURPOSE (t);
|
|
|
1700 bool is_pack = PACK_EXPANSION_P (purpose);
|
|
|
1701
|
|
|
1702 if (is_pack)
|
|
|
1703 pp->primary_expression (PACK_EXPANSION_PATTERN (purpose));
|
|
|
1704 else
|
|
|
1705 pp->primary_expression (purpose);
|
|
|
1706 pp_cxx_call_argument_list (pp, TREE_VALUE (t));
|
|
|
1707 if (is_pack)
|
|
|
1708 pp_cxx_ws_string (pp, "...");
|
|
|
1709 if (TREE_CHAIN (t))
|
|
|
1710 pp_cxx_separate_with (pp, ',');
|
|
|
1711 }
|
|
|
1712 }
|
|
|
1713
|
|
|
1714 /* function-definition:
|
|
|
1715 decl-specifier-seq(opt) declarator ctor-initializer(opt) function-body
|
|
|
1716 decl-specifier-seq(opt) declarator function-try-block */
|
|
|
1717
|
|
|
1718 static void
|
|
|
1719 pp_cxx_function_definition (cxx_pretty_printer *pp, tree t)
|
|
|
1720 {
|
|
|
1721 tree saved_scope = pp->enclosing_scope;
|
|
|
1722 pp->declaration_specifiers (t);
|
|
|
1723 pp->declarator (t);
|
|
|
1724 pp_needs_newline (pp) = true;
|
|
|
1725 pp->enclosing_scope = DECL_CONTEXT (t);
|
|
|
1726 if (DECL_SAVED_TREE (t))
|
|
|
1727 pp->statement (DECL_SAVED_TREE (t));
|
|
|
1728 else
|
|
|
1729 pp_cxx_semicolon (pp);
|
|
|
1730 pp_newline_and_flush (pp);
|
|
|
1731 pp->enclosing_scope = saved_scope;
|
|
|
1732 }
|
|
|
1733
|
|
|
1734 /* abstract-declarator:
|
|
|
1735 ptr-operator abstract-declarator(opt)
|
|
|
1736 direct-abstract-declarator */
|
|
|
1737
|
|
|
1738 void
|
|
|
1739 cxx_pretty_printer::abstract_declarator (tree t)
|
|
|
1740 {
|
|
|
1741 if (TYPE_PTRMEM_P (t))
|
|
|
1742 pp_cxx_right_paren (this);
|
|
131
|
1743 else if (INDIRECT_TYPE_P (t))
|
|
111
|
1744 {
|
|
|
1745 if (TREE_CODE (TREE_TYPE (t)) == ARRAY_TYPE
|
|
|
1746 || TREE_CODE (TREE_TYPE (t)) == FUNCTION_TYPE)
|
|
|
1747 pp_cxx_right_paren (this);
|
|
|
1748 t = TREE_TYPE (t);
|
|
|
1749 }
|
|
|
1750 direct_abstract_declarator (t);
|
|
|
1751 }
|
|
|
1752
|
|
|
1753 /* direct-abstract-declarator:
|
|
|
1754 direct-abstract-declarator(opt) ( parameter-declaration-clause )
|
|
|
1755 cv-qualifier-seq(opt) exception-specification(opt)
|
|
|
1756 direct-abstract-declarator(opt) [ constant-expression(opt) ]
|
|
|
1757 ( abstract-declarator ) */
|
|
|
1758
|
|
|
1759 void
|
|
|
1760 cxx_pretty_printer::direct_abstract_declarator (tree t)
|
|
|
1761 {
|
|
|
1762 switch (TREE_CODE (t))
|
|
|
1763 {
|
|
|
1764 case REFERENCE_TYPE:
|
|
|
1765 abstract_declarator (t);
|
|
|
1766 break;
|
|
|
1767
|
|
|
1768 case RECORD_TYPE:
|
|
|
1769 if (TYPE_PTRMEMFUNC_P (t))
|
|
|
1770 direct_abstract_declarator (TYPE_PTRMEMFUNC_FN_TYPE (t));
|
|
|
1771 break;
|
|
|
1772
|
|
|
1773 case METHOD_TYPE:
|
|
|
1774 case FUNCTION_TYPE:
|
|
|
1775 pp_cxx_parameter_declaration_clause (this, t);
|
|
|
1776 direct_abstract_declarator (TREE_TYPE (t));
|
|
|
1777 if (TREE_CODE (t) == METHOD_TYPE)
|
|
|
1778 {
|
|
|
1779 padding = pp_before;
|
|
|
1780 pp_cxx_cv_qualifier_seq (this, class_of_this_parm (t));
|
|
|
1781 }
|
|
|
1782 pp_cxx_exception_specification (this, t);
|
|
|
1783 break;
|
|
|
1784
|
|
|
1785 case TYPENAME_TYPE:
|
|
|
1786 case TEMPLATE_TYPE_PARM:
|
|
|
1787 case TEMPLATE_TEMPLATE_PARM:
|
|
|
1788 case BOUND_TEMPLATE_TEMPLATE_PARM:
|
|
|
1789 case UNBOUND_CLASS_TEMPLATE:
|
|
|
1790 break;
|
|
|
1791
|
|
|
1792 default:
|
|
|
1793 c_pretty_printer::direct_abstract_declarator (t);
|
|
|
1794 break;
|
|
|
1795 }
|
|
|
1796 }
|
|
|
1797
|
|
|
1798 /* type-id:
|
|
|
1799 type-specifier-seq abstract-declarator(opt) */
|
|
|
1800
|
|
|
1801 void
|
|
|
1802 cxx_pretty_printer::type_id (tree t)
|
|
|
1803 {
|
|
|
1804 pp_flags saved_flags = flags;
|
|
|
1805 flags |= pp_c_flag_abstract;
|
|
|
1806
|
|
|
1807 switch (TREE_CODE (t))
|
|
|
1808 {
|
|
|
1809 case TYPE_DECL:
|
|
|
1810 case UNION_TYPE:
|
|
|
1811 case RECORD_TYPE:
|
|
|
1812 case ENUMERAL_TYPE:
|
|
|
1813 case TYPENAME_TYPE:
|
|
|
1814 case BOUND_TEMPLATE_TEMPLATE_PARM:
|
|
|
1815 case UNBOUND_CLASS_TEMPLATE:
|
|
|
1816 case TEMPLATE_TEMPLATE_PARM:
|
|
|
1817 case TEMPLATE_TYPE_PARM:
|
|
|
1818 case TEMPLATE_PARM_INDEX:
|
|
|
1819 case TEMPLATE_DECL:
|
|
|
1820 case TYPEOF_TYPE:
|
|
|
1821 case UNDERLYING_TYPE:
|
|
|
1822 case DECLTYPE_TYPE:
|
|
|
1823 case TEMPLATE_ID_EXPR:
|
|
|
1824 pp_cxx_type_specifier_seq (this, t);
|
|
|
1825 break;
|
|
|
1826
|
|
|
1827 case TYPE_PACK_EXPANSION:
|
|
|
1828 type_id (PACK_EXPANSION_PATTERN (t));
|
|
|
1829 pp_cxx_ws_string (this, "...");
|
|
|
1830 break;
|
|
|
1831
|
|
|
1832 default:
|
|
|
1833 c_pretty_printer::type_id (t);
|
|
|
1834 break;
|
|
|
1835 }
|
|
|
1836
|
|
|
1837 flags = saved_flags;
|
|
|
1838 }
|
|
|
1839
|
|
|
1840 /* template-argument-list:
|
|
|
1841 template-argument ...(opt)
|
|
|
1842 template-argument-list, template-argument ...(opt)
|
|
|
1843
|
|
|
1844 template-argument:
|
|
|
1845 assignment-expression
|
|
|
1846 type-id
|
|
|
1847 template-name */
|
|
|
1848
|
|
|
1849 static void
|
|
|
1850 pp_cxx_template_argument_list (cxx_pretty_printer *pp, tree t)
|
|
|
1851 {
|
|
|
1852 int i;
|
|
|
1853 bool need_comma = false;
|
|
|
1854
|
|
|
1855 if (t == NULL)
|
|
|
1856 return;
|
|
|
1857 for (i = 0; i < TREE_VEC_LENGTH (t); ++i)
|
|
|
1858 {
|
|
|
1859 tree arg = TREE_VEC_ELT (t, i);
|
|
|
1860 tree argpack = NULL_TREE;
|
|
|
1861 int idx, len = 1;
|
|
|
1862
|
|
|
1863 if (ARGUMENT_PACK_P (arg))
|
|
|
1864 {
|
|
|
1865 argpack = ARGUMENT_PACK_ARGS (arg);
|
|
|
1866 len = TREE_VEC_LENGTH (argpack);
|
|
|
1867 }
|
|
|
1868
|
|
|
1869 for (idx = 0; idx < len; idx++)
|
|
|
1870 {
|
|
|
1871 if (argpack)
|
|
|
1872 arg = TREE_VEC_ELT (argpack, idx);
|
|
|
1873
|
|
|
1874 if (need_comma)
|
|
|
1875 pp_cxx_separate_with (pp, ',');
|
|
|
1876 else
|
|
|
1877 need_comma = true;
|
|
|
1878
|
|
|
1879 if (TYPE_P (arg) || (TREE_CODE (arg) == TEMPLATE_DECL
|
|
|
1880 && TYPE_P (DECL_TEMPLATE_RESULT (arg))))
|
|
|
1881 pp->type_id (arg);
|
|
|
1882 else
|
|
|
1883 pp->expression (arg);
|
|
|
1884 }
|
|
|
1885 }
|
|
|
1886 }
|
|
|
1887
|
|
|
1888
|
|
|
1889 static void
|
|
|
1890 pp_cxx_exception_declaration (cxx_pretty_printer *pp, tree t)
|
|
|
1891 {
|
|
|
1892 t = DECL_EXPR_DECL (t);
|
|
|
1893 pp_cxx_type_specifier_seq (pp, t);
|
|
|
1894 if (TYPE_P (t))
|
|
|
1895 pp->abstract_declarator (t);
|
|
|
1896 else
|
|
|
1897 pp->declarator (t);
|
|
|
1898 }
|
|
|
1899
|
|
|
1900 /* Statements. */
|
|
|
1901
|
|
|
1902 void
|
|
|
1903 cxx_pretty_printer::statement (tree t)
|
|
|
1904 {
|
|
|
1905 switch (TREE_CODE (t))
|
|
|
1906 {
|
|
|
1907 case CTOR_INITIALIZER:
|
|
|
1908 pp_cxx_ctor_initializer (this, t);
|
|
|
1909 break;
|
|
|
1910
|
|
|
1911 case USING_STMT:
|
|
|
1912 pp_cxx_ws_string (this, "using");
|
|
|
1913 pp_cxx_ws_string (this, "namespace");
|
|
|
1914 if (DECL_CONTEXT (t))
|
|
|
1915 pp_cxx_nested_name_specifier (this, DECL_CONTEXT (t));
|
|
|
1916 pp_cxx_qualified_id (this, USING_STMT_NAMESPACE (t));
|
|
|
1917 break;
|
|
|
1918
|
|
|
1919 case USING_DECL:
|
|
|
1920 pp_cxx_ws_string (this, "using");
|
|
|
1921 pp_cxx_nested_name_specifier (this, USING_DECL_SCOPE (t));
|
|
|
1922 pp_cxx_unqualified_id (this, DECL_NAME (t));
|
|
|
1923 break;
|
|
|
1924
|
|
|
1925 case EH_SPEC_BLOCK:
|
|
|
1926 break;
|
|
|
1927
|
|
|
1928 /* try-block:
|
|
|
1929 try compound-statement handler-seq */
|
|
|
1930 case TRY_BLOCK:
|
|
|
1931 pp_maybe_newline_and_indent (this, 0);
|
|
|
1932 pp_cxx_ws_string (this, "try");
|
|
|
1933 pp_newline_and_indent (this, 3);
|
|
|
1934 statement (TRY_STMTS (t));
|
|
|
1935 pp_newline_and_indent (this, -3);
|
|
|
1936 if (CLEANUP_P (t))
|
|
|
1937 ;
|
|
|
1938 else
|
|
|
1939 statement (TRY_HANDLERS (t));
|
|
|
1940 break;
|
|
|
1941
|
|
|
1942 /*
|
|
|
1943 handler-seq:
|
|
|
1944 handler handler-seq(opt)
|
|
|
1945
|
|
|
1946 handler:
|
|
|
1947 catch ( exception-declaration ) compound-statement
|
|
|
1948
|
|
|
1949 exception-declaration:
|
|
|
1950 type-specifier-seq declarator
|
|
|
1951 type-specifier-seq abstract-declarator
|
|
|
1952 ... */
|
|
|
1953 case HANDLER:
|
|
|
1954 pp_cxx_ws_string (this, "catch");
|
|
|
1955 pp_cxx_left_paren (this);
|
|
|
1956 pp_cxx_exception_declaration (this, HANDLER_PARMS (t));
|
|
|
1957 pp_cxx_right_paren (this);
|
|
|
1958 pp_indentation (this) += 3;
|
|
|
1959 pp_needs_newline (this) = true;
|
|
|
1960 statement (HANDLER_BODY (t));
|
|
|
1961 pp_indentation (this) -= 3;
|
|
|
1962 pp_needs_newline (this) = true;
|
|
|
1963 break;
|
|
|
1964
|
|
|
1965 /* selection-statement:
|
|
|
1966 if ( expression ) statement
|
|
|
1967 if ( expression ) statement else statement */
|
|
|
1968 case IF_STMT:
|
|
|
1969 pp_cxx_ws_string (this, "if");
|
|
|
1970 pp_cxx_whitespace (this);
|
|
|
1971 pp_cxx_left_paren (this);
|
|
|
1972 expression (IF_COND (t));
|
|
|
1973 pp_cxx_right_paren (this);
|
|
|
1974 pp_newline_and_indent (this, 2);
|
|
|
1975 statement (THEN_CLAUSE (t));
|
|
|
1976 pp_newline_and_indent (this, -2);
|
|
|
1977 if (ELSE_CLAUSE (t))
|
|
|
1978 {
|
|
|
1979 tree else_clause = ELSE_CLAUSE (t);
|
|
|
1980 pp_cxx_ws_string (this, "else");
|
|
|
1981 if (TREE_CODE (else_clause) == IF_STMT)
|
|
|
1982 pp_cxx_whitespace (this);
|
|
|
1983 else
|
|
|
1984 pp_newline_and_indent (this, 2);
|
|
|
1985 statement (else_clause);
|
|
|
1986 if (TREE_CODE (else_clause) != IF_STMT)
|
|
|
1987 pp_newline_and_indent (this, -2);
|
|
|
1988 }
|
|
|
1989 break;
|
|
|
1990
|
|
|
1991 case SWITCH_STMT:
|
|
|
1992 pp_cxx_ws_string (this, "switch");
|
|
|
1993 pp_space (this);
|
|
|
1994 pp_cxx_left_paren (this);
|
|
|
1995 expression (SWITCH_STMT_COND (t));
|
|
|
1996 pp_cxx_right_paren (this);
|
|
|
1997 pp_indentation (this) += 3;
|
|
|
1998 pp_needs_newline (this) = true;
|
|
|
1999 statement (SWITCH_STMT_BODY (t));
|
|
|
2000 pp_newline_and_indent (this, -3);
|
|
|
2001 break;
|
|
|
2002
|
|
|
2003 /* iteration-statement:
|
|
|
2004 while ( expression ) statement
|
|
|
2005 do statement while ( expression ) ;
|
|
|
2006 for ( expression(opt) ; expression(opt) ; expression(opt) ) statement
|
|
|
2007 for ( declaration expression(opt) ; expression(opt) ) statement */
|
|
|
2008 case WHILE_STMT:
|
|
|
2009 pp_cxx_ws_string (this, "while");
|
|
|
2010 pp_space (this);
|
|
|
2011 pp_cxx_left_paren (this);
|
|
|
2012 expression (WHILE_COND (t));
|
|
|
2013 pp_cxx_right_paren (this);
|
|
|
2014 pp_newline_and_indent (this, 3);
|
|
|
2015 statement (WHILE_BODY (t));
|
|
|
2016 pp_indentation (this) -= 3;
|
|
|
2017 pp_needs_newline (this) = true;
|
|
|
2018 break;
|
|
|
2019
|
|
|
2020 case DO_STMT:
|
|
|
2021 pp_cxx_ws_string (this, "do");
|
|
|
2022 pp_newline_and_indent (this, 3);
|
|
|
2023 statement (DO_BODY (t));
|
|
|
2024 pp_newline_and_indent (this, -3);
|
|
|
2025 pp_cxx_ws_string (this, "while");
|
|
|
2026 pp_space (this);
|
|
|
2027 pp_cxx_left_paren (this);
|
|
|
2028 expression (DO_COND (t));
|
|
|
2029 pp_cxx_right_paren (this);
|
|
|
2030 pp_cxx_semicolon (this);
|
|
|
2031 pp_needs_newline (this) = true;
|
|
|
2032 break;
|
|
|
2033
|
|
|
2034 case FOR_STMT:
|
|
|
2035 pp_cxx_ws_string (this, "for");
|
|
|
2036 pp_space (this);
|
|
|
2037 pp_cxx_left_paren (this);
|
|
|
2038 if (FOR_INIT_STMT (t))
|
|
|
2039 statement (FOR_INIT_STMT (t));
|
|
|
2040 else
|
|
|
2041 pp_cxx_semicolon (this);
|
|
|
2042 pp_needs_newline (this) = false;
|
|
|
2043 pp_cxx_whitespace (this);
|
|
|
2044 if (FOR_COND (t))
|
|
|
2045 expression (FOR_COND (t));
|
|
|
2046 pp_cxx_semicolon (this);
|
|
|
2047 pp_needs_newline (this) = false;
|
|
|
2048 pp_cxx_whitespace (this);
|
|
|
2049 if (FOR_EXPR (t))
|
|
|
2050 expression (FOR_EXPR (t));
|
|
|
2051 pp_cxx_right_paren (this);
|
|
|
2052 pp_newline_and_indent (this, 3);
|
|
|
2053 statement (FOR_BODY (t));
|
|
|
2054 pp_indentation (this) -= 3;
|
|
|
2055 pp_needs_newline (this) = true;
|
|
|
2056 break;
|
|
|
2057
|
|
|
2058 case RANGE_FOR_STMT:
|
|
|
2059 pp_cxx_ws_string (this, "for");
|
|
|
2060 pp_space (this);
|
|
|
2061 pp_cxx_left_paren (this);
|
|
131
|
2062 if (RANGE_FOR_INIT_STMT (t))
|
|
|
2063 {
|
|
|
2064 statement (RANGE_FOR_INIT_STMT (t));
|
|
|
2065 pp_needs_newline (this) = false;
|
|
|
2066 pp_cxx_whitespace (this);
|
|
|
2067 }
|
|
111
|
2068 statement (RANGE_FOR_DECL (t));
|
|
|
2069 pp_space (this);
|
|
|
2070 pp_needs_newline (this) = false;
|
|
|
2071 pp_colon (this);
|
|
|
2072 pp_space (this);
|
|
|
2073 statement (RANGE_FOR_EXPR (t));
|
|
|
2074 pp_cxx_right_paren (this);
|
|
|
2075 pp_newline_and_indent (this, 3);
|
|
|
2076 statement (FOR_BODY (t));
|
|
|
2077 pp_indentation (this) -= 3;
|
|
|
2078 pp_needs_newline (this) = true;
|
|
|
2079 break;
|
|
|
2080
|
|
|
2081 /* jump-statement:
|
|
|
2082 goto identifier;
|
|
|
2083 continue ;
|
|
|
2084 return expression(opt) ; */
|
|
|
2085 case BREAK_STMT:
|
|
|
2086 case CONTINUE_STMT:
|
|
|
2087 pp_string (this, TREE_CODE (t) == BREAK_STMT ? "break" : "continue");
|
|
|
2088 pp_cxx_semicolon (this);
|
|
|
2089 pp_needs_newline (this) = true;
|
|
|
2090 break;
|
|
|
2091
|
|
|
2092 /* expression-statement:
|
|
|
2093 expression(opt) ; */
|
|
|
2094 case EXPR_STMT:
|
|
|
2095 expression (EXPR_STMT_EXPR (t));
|
|
|
2096 pp_cxx_semicolon (this);
|
|
|
2097 pp_needs_newline (this) = true;
|
|
|
2098 break;
|
|
|
2099
|
|
|
2100 case CLEANUP_STMT:
|
|
|
2101 pp_cxx_ws_string (this, "try");
|
|
|
2102 pp_newline_and_indent (this, 2);
|
|
|
2103 statement (CLEANUP_BODY (t));
|
|
|
2104 pp_newline_and_indent (this, -2);
|
|
|
2105 pp_cxx_ws_string (this, CLEANUP_EH_ONLY (t) ? "catch" : "finally");
|
|
|
2106 pp_newline_and_indent (this, 2);
|
|
|
2107 statement (CLEANUP_EXPR (t));
|
|
|
2108 pp_newline_and_indent (this, -2);
|
|
|
2109 break;
|
|
|
2110
|
|
|
2111 case STATIC_ASSERT:
|
|
|
2112 declaration (t);
|
|
|
2113 break;
|
|
|
2114
|
|
|
2115 default:
|
|
|
2116 c_pretty_printer::statement (t);
|
|
|
2117 break;
|
|
|
2118 }
|
|
|
2119 }
|
|
|
2120
|
|
|
2121 /* original-namespace-definition:
|
|
|
2122 namespace identifier { namespace-body }
|
|
|
2123
|
|
|
2124 As an edge case, we also handle unnamed namespace definition here. */
|
|
|
2125
|
|
|
2126 static void
|
|
|
2127 pp_cxx_original_namespace_definition (cxx_pretty_printer *pp, tree t)
|
|
|
2128 {
|
|
|
2129 pp_cxx_ws_string (pp, "namespace");
|
|
|
2130 if (DECL_CONTEXT (t))
|
|
|
2131 pp_cxx_nested_name_specifier (pp, DECL_CONTEXT (t));
|
|
|
2132 if (DECL_NAME (t))
|
|
|
2133 pp_cxx_unqualified_id (pp, t);
|
|
|
2134 pp_cxx_whitespace (pp);
|
|
|
2135 pp_cxx_left_brace (pp);
|
|
|
2136 /* We do not print the namespace-body. */
|
|
|
2137 pp_cxx_whitespace (pp);
|
|
|
2138 pp_cxx_right_brace (pp);
|
|
|
2139 }
|
|
|
2140
|
|
|
2141 /* namespace-alias:
|
|
|
2142 identifier
|
|
|
2143
|
|
|
2144 namespace-alias-definition:
|
|
|
2145 namespace identifier = qualified-namespace-specifier ;
|
|
|
2146
|
|
|
2147 qualified-namespace-specifier:
|
|
|
2148 ::(opt) nested-name-specifier(opt) namespace-name */
|
|
|
2149
|
|
|
2150 static void
|
|
|
2151 pp_cxx_namespace_alias_definition (cxx_pretty_printer *pp, tree t)
|
|
|
2152 {
|
|
|
2153 pp_cxx_ws_string (pp, "namespace");
|
|
|
2154 if (DECL_CONTEXT (t))
|
|
|
2155 pp_cxx_nested_name_specifier (pp, DECL_CONTEXT (t));
|
|
|
2156 pp_cxx_unqualified_id (pp, t);
|
|
|
2157 pp_cxx_whitespace (pp);
|
|
|
2158 pp_equal (pp);
|
|
|
2159 pp_cxx_whitespace (pp);
|
|
|
2160 if (DECL_CONTEXT (DECL_NAMESPACE_ALIAS (t)))
|
|
|
2161 pp_cxx_nested_name_specifier (pp,
|
|
|
2162 DECL_CONTEXT (DECL_NAMESPACE_ALIAS (t)));
|
|
|
2163 pp_cxx_qualified_id (pp, DECL_NAMESPACE_ALIAS (t));
|
|
|
2164 pp_cxx_semicolon (pp);
|
|
|
2165 }
|
|
|
2166
|
|
|
2167 /* simple-declaration:
|
|
|
2168 decl-specifier-seq(opt) init-declarator-list(opt) */
|
|
|
2169
|
|
|
2170 static void
|
|
|
2171 pp_cxx_simple_declaration (cxx_pretty_printer *pp, tree t)
|
|
|
2172 {
|
|
|
2173 pp->declaration_specifiers (t);
|
|
|
2174 pp_cxx_init_declarator (pp, t);
|
|
|
2175 pp_cxx_semicolon (pp);
|
|
|
2176 pp_needs_newline (pp) = true;
|
|
|
2177 }
|
|
|
2178
|
|
|
2179 /*
|
|
|
2180 template-parameter-list:
|
|
|
2181 template-parameter
|
|
|
2182 template-parameter-list , template-parameter */
|
|
|
2183
|
|
|
2184 static inline void
|
|
|
2185 pp_cxx_template_parameter_list (cxx_pretty_printer *pp, tree t)
|
|
|
2186 {
|
|
|
2187 const int n = TREE_VEC_LENGTH (t);
|
|
|
2188 int i;
|
|
|
2189 for (i = 0; i < n; ++i)
|
|
|
2190 {
|
|
|
2191 if (i)
|
|
|
2192 pp_cxx_separate_with (pp, ',');
|
|
|
2193 pp_cxx_template_parameter (pp, TREE_VEC_ELT (t, i));
|
|
|
2194 }
|
|
|
2195 }
|
|
|
2196
|
|
|
2197 /* template-parameter:
|
|
|
2198 type-parameter
|
|
|
2199 parameter-declaration
|
|
|
2200
|
|
|
2201 type-parameter:
|
|
|
2202 class ...(opt) identifier(opt)
|
|
|
2203 class identifier(opt) = type-id
|
|
|
2204 typename identifier(opt)
|
|
|
2205 typename ...(opt) identifier(opt) = type-id
|
|
|
2206 template < template-parameter-list > class ...(opt) identifier(opt)
|
|
|
2207 template < template-parameter-list > class identifier(opt) = template-name */
|
|
|
2208
|
|
|
2209 static void
|
|
|
2210 pp_cxx_template_parameter (cxx_pretty_printer *pp, tree t)
|
|
|
2211 {
|
|
|
2212 tree parameter = TREE_VALUE (t);
|
|
|
2213 switch (TREE_CODE (parameter))
|
|
|
2214 {
|
|
|
2215 case TYPE_DECL:
|
|
|
2216 pp_cxx_ws_string (pp, "class");
|
|
|
2217 if (TEMPLATE_TYPE_PARAMETER_PACK (TREE_TYPE (t)))
|
|
|
2218 pp_cxx_ws_string (pp, "...");
|
|
|
2219 if (DECL_NAME (parameter))
|
|
|
2220 pp_cxx_tree_identifier (pp, DECL_NAME (parameter));
|
|
|
2221 /* FIXME: Check if we should print also default argument. */
|
|
|
2222 break;
|
|
|
2223
|
|
|
2224 case PARM_DECL:
|
|
|
2225 pp_cxx_parameter_declaration (pp, parameter);
|
|
|
2226 break;
|
|
|
2227
|
|
|
2228 case TEMPLATE_DECL:
|
|
|
2229 break;
|
|
|
2230
|
|
|
2231 default:
|
|
|
2232 pp_unsupported_tree (pp, t);
|
|
|
2233 break;
|
|
|
2234 }
|
|
|
2235 }
|
|
|
2236
|
|
|
2237 /* Pretty-print a template parameter in the canonical form
|
|
|
2238 "template-parameter-<level>-<position in parameter list>". */
|
|
|
2239
|
|
|
2240 void
|
|
|
2241 pp_cxx_canonical_template_parameter (cxx_pretty_printer *pp, tree parm)
|
|
|
2242 {
|
|
|
2243 const enum tree_code code = TREE_CODE (parm);
|
|
|
2244
|
|
|
2245 /* Brings type template parameters to the canonical forms. */
|
|
|
2246 if (code == TEMPLATE_TYPE_PARM || code == TEMPLATE_TEMPLATE_PARM
|
|
|
2247 || code == BOUND_TEMPLATE_TEMPLATE_PARM)
|
|
|
2248 parm = TEMPLATE_TYPE_PARM_INDEX (parm);
|
|
|
2249
|
|
|
2250 pp_cxx_begin_template_argument_list (pp);
|
|
|
2251 pp->translate_string ("template-parameter-");
|
|
|
2252 pp_wide_integer (pp, TEMPLATE_PARM_LEVEL (parm));
|
|
|
2253 pp_minus (pp);
|
|
|
2254 pp_wide_integer (pp, TEMPLATE_PARM_IDX (parm) + 1);
|
|
|
2255 pp_cxx_end_template_argument_list (pp);
|
|
|
2256 }
|
|
|
2257
|
|
|
2258 /* Print a constrained-type-specifier. */
|
|
|
2259
|
|
|
2260 void
|
|
|
2261 pp_cxx_constrained_type_spec (cxx_pretty_printer *pp, tree c)
|
|
|
2262 {
|
|
|
2263 tree t, a;
|
|
|
2264 if (c == error_mark_node)
|
|
|
2265 {
|
|
|
2266 pp_cxx_ws_string(pp, "<unsatisfied-constrained-placeholder>");
|
|
|
2267 return;
|
|
|
2268 }
|
|
|
2269 placeholder_extract_concept_and_args (c, t, a);
|
|
|
2270 pp->id_expression (t);
|
|
|
2271 if (TREE_VEC_LENGTH (a) > 1)
|
|
|
2272 {
|
|
|
2273 pp_cxx_begin_template_argument_list (pp);
|
|
|
2274 tree args = make_tree_vec (TREE_VEC_LENGTH (a) - 1);
|
|
|
2275 for (int i = TREE_VEC_LENGTH (a) - 1; i > 0; --i)
|
|
|
2276 TREE_VEC_ELT (args, i-1) = TREE_VEC_ELT (a, i);
|
|
|
2277 pp_cxx_template_argument_list (pp, args);
|
|
|
2278 ggc_free (args);
|
|
|
2279 pp_cxx_end_template_argument_list (pp);
|
|
|
2280 }
|
|
|
2281 }
|
|
|
2282
|
|
|
2283 /*
|
|
|
2284 template-declaration:
|
|
|
2285 export(opt) template < template-parameter-list > declaration
|
|
|
2286
|
|
|
2287 Concept extensions:
|
|
|
2288
|
|
|
2289 template-declaration:
|
|
|
2290 export(opt) template < template-parameter-list >
|
|
|
2291 requires-clause(opt) declaration */
|
|
|
2292
|
|
|
2293 static void
|
|
|
2294 pp_cxx_template_declaration (cxx_pretty_printer *pp, tree t)
|
|
|
2295 {
|
|
|
2296 tree tmpl = most_general_template (t);
|
|
|
2297 tree level;
|
|
|
2298
|
|
|
2299 pp_maybe_newline_and_indent (pp, 0);
|
|
|
2300 for (level = DECL_TEMPLATE_PARMS (tmpl); level; level = TREE_CHAIN (level))
|
|
|
2301 {
|
|
|
2302 pp_cxx_ws_string (pp, "template");
|
|
|
2303 pp_cxx_begin_template_argument_list (pp);
|
|
|
2304 pp_cxx_template_parameter_list (pp, TREE_VALUE (level));
|
|
|
2305 pp_cxx_end_template_argument_list (pp);
|
|
|
2306 pp_newline_and_indent (pp, 3);
|
|
|
2307 }
|
|
|
2308
|
|
|
2309 if (flag_concepts)
|
|
|
2310 if (tree ci = get_constraints (t))
|
|
|
2311 if (tree reqs = CI_TEMPLATE_REQS (ci))
|
|
|
2312 {
|
|
|
2313 pp_cxx_requires_clause (pp, reqs);
|
|
|
2314 pp_newline_and_indent (pp, 6);
|
|
|
2315 }
|
|
|
2316
|
|
|
2317 if (TREE_CODE (t) == FUNCTION_DECL && DECL_SAVED_TREE (t))
|
|
|
2318 pp_cxx_function_definition (pp, t);
|
|
|
2319 else
|
|
|
2320 pp_cxx_simple_declaration (pp, t);
|
|
|
2321 }
|
|
|
2322
|
|
|
2323 static void
|
|
|
2324 pp_cxx_explicit_specialization (cxx_pretty_printer *pp, tree t)
|
|
|
2325 {
|
|
|
2326 pp_unsupported_tree (pp, t);
|
|
|
2327 }
|
|
|
2328
|
|
|
2329 static void
|
|
|
2330 pp_cxx_explicit_instantiation (cxx_pretty_printer *pp, tree t)
|
|
|
2331 {
|
|
|
2332 pp_unsupported_tree (pp, t);
|
|
|
2333 }
|
|
|
2334
|
|
|
2335 /*
|
|
|
2336 declaration:
|
|
|
2337 block-declaration
|
|
|
2338 function-definition
|
|
|
2339 template-declaration
|
|
|
2340 explicit-instantiation
|
|
|
2341 explicit-specialization
|
|
|
2342 linkage-specification
|
|
|
2343 namespace-definition
|
|
|
2344
|
|
|
2345 block-declaration:
|
|
|
2346 simple-declaration
|
|
|
2347 asm-definition
|
|
|
2348 namespace-alias-definition
|
|
|
2349 using-declaration
|
|
|
2350 using-directive
|
|
|
2351 static_assert-declaration */
|
|
|
2352 void
|
|
|
2353 cxx_pretty_printer::declaration (tree t)
|
|
|
2354 {
|
|
|
2355 if (TREE_CODE (t) == STATIC_ASSERT)
|
|
|
2356 {
|
|
|
2357 pp_cxx_ws_string (this, "static_assert");
|
|
|
2358 pp_cxx_left_paren (this);
|
|
|
2359 expression (STATIC_ASSERT_CONDITION (t));
|
|
|
2360 pp_cxx_separate_with (this, ',');
|
|
|
2361 expression (STATIC_ASSERT_MESSAGE (t));
|
|
|
2362 pp_cxx_right_paren (this);
|
|
|
2363 }
|
|
|
2364 else if (!DECL_LANG_SPECIFIC (t))
|
|
|
2365 pp_cxx_simple_declaration (this, t);
|
|
|
2366 else if (DECL_USE_TEMPLATE (t))
|
|
|
2367 switch (DECL_USE_TEMPLATE (t))
|
|
|
2368 {
|
|
|
2369 case 1:
|
|
|
2370 pp_cxx_template_declaration (this, t);
|
|
|
2371 break;
|
|
|
2372
|
|
|
2373 case 2:
|
|
|
2374 pp_cxx_explicit_specialization (this, t);
|
|
|
2375 break;
|
|
|
2376
|
|
|
2377 case 3:
|
|
|
2378 pp_cxx_explicit_instantiation (this, t);
|
|
|
2379 break;
|
|
|
2380
|
|
|
2381 default:
|
|
|
2382 break;
|
|
|
2383 }
|
|
|
2384 else switch (TREE_CODE (t))
|
|
|
2385 {
|
|
|
2386 case VAR_DECL:
|
|
|
2387 case TYPE_DECL:
|
|
|
2388 pp_cxx_simple_declaration (this, t);
|
|
|
2389 break;
|
|
|
2390
|
|
|
2391 case FUNCTION_DECL:
|
|
|
2392 if (DECL_SAVED_TREE (t))
|
|
|
2393 pp_cxx_function_definition (this, t);
|
|
|
2394 else
|
|
|
2395 pp_cxx_simple_declaration (this, t);
|
|
|
2396 break;
|
|
|
2397
|
|
|
2398 case NAMESPACE_DECL:
|
|
|
2399 if (DECL_NAMESPACE_ALIAS (t))
|
|
|
2400 pp_cxx_namespace_alias_definition (this, t);
|
|
|
2401 else
|
|
|
2402 pp_cxx_original_namespace_definition (this, t);
|
|
|
2403 break;
|
|
|
2404
|
|
|
2405 default:
|
|
|
2406 pp_unsupported_tree (this, t);
|
|
|
2407 break;
|
|
|
2408 }
|
|
|
2409 }
|
|
|
2410
|
|
|
2411 static void
|
|
|
2412 pp_cxx_typeid_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2413 {
|
|
|
2414 t = TREE_OPERAND (t, 0);
|
|
|
2415 pp_cxx_ws_string (pp, "typeid");
|
|
|
2416 pp_cxx_left_paren (pp);
|
|
|
2417 if (TYPE_P (t))
|
|
|
2418 pp->type_id (t);
|
|
|
2419 else
|
|
|
2420 pp->expression (t);
|
|
|
2421 pp_cxx_right_paren (pp);
|
|
|
2422 }
|
|
|
2423
|
|
|
2424 void
|
|
|
2425 pp_cxx_va_arg_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2426 {
|
|
|
2427 pp_cxx_ws_string (pp, "va_arg");
|
|
|
2428 pp_cxx_left_paren (pp);
|
|
|
2429 pp->assignment_expression (TREE_OPERAND (t, 0));
|
|
|
2430 pp_cxx_separate_with (pp, ',');
|
|
|
2431 pp->type_id (TREE_TYPE (t));
|
|
|
2432 pp_cxx_right_paren (pp);
|
|
|
2433 }
|
|
|
2434
|
|
|
2435 static bool
|
|
|
2436 pp_cxx_offsetof_expression_1 (cxx_pretty_printer *pp, tree t)
|
|
|
2437 {
|
|
|
2438 switch (TREE_CODE (t))
|
|
|
2439 {
|
|
|
2440 case ARROW_EXPR:
|
|
|
2441 if (TREE_CODE (TREE_OPERAND (t, 0)) == STATIC_CAST_EXPR
|
|
131
|
2442 && INDIRECT_TYPE_P (TREE_TYPE (TREE_OPERAND (t, 0))))
|
|
111
|
2443 {
|
|
|
2444 pp->type_id (TREE_TYPE (TREE_TYPE (TREE_OPERAND (t, 0))));
|
|
|
2445 pp_cxx_separate_with (pp, ',');
|
|
|
2446 return true;
|
|
|
2447 }
|
|
|
2448 return false;
|
|
|
2449 case COMPONENT_REF:
|
|
|
2450 if (!pp_cxx_offsetof_expression_1 (pp, TREE_OPERAND (t, 0)))
|
|
|
2451 return false;
|
|
|
2452 if (TREE_CODE (TREE_OPERAND (t, 0)) != ARROW_EXPR)
|
|
|
2453 pp_cxx_dot (pp);
|
|
|
2454 pp->expression (TREE_OPERAND (t, 1));
|
|
|
2455 return true;
|
|
|
2456 case ARRAY_REF:
|
|
|
2457 if (!pp_cxx_offsetof_expression_1 (pp, TREE_OPERAND (t, 0)))
|
|
|
2458 return false;
|
|
|
2459 pp_left_bracket (pp);
|
|
|
2460 pp->expression (TREE_OPERAND (t, 1));
|
|
|
2461 pp_right_bracket (pp);
|
|
|
2462 return true;
|
|
|
2463 default:
|
|
|
2464 return false;
|
|
|
2465 }
|
|
|
2466 }
|
|
|
2467
|
|
|
2468 void
|
|
|
2469 pp_cxx_offsetof_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2470 {
|
|
|
2471 pp_cxx_ws_string (pp, "offsetof");
|
|
|
2472 pp_cxx_left_paren (pp);
|
|
|
2473 if (!pp_cxx_offsetof_expression_1 (pp, TREE_OPERAND (t, 0)))
|
|
|
2474 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2475 pp_cxx_right_paren (pp);
|
|
|
2476 }
|
|
|
2477
|
|
|
2478 void
|
|
|
2479 pp_cxx_addressof_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2480 {
|
|
|
2481 pp_cxx_ws_string (pp, "__builtin_addressof");
|
|
|
2482 pp_cxx_left_paren (pp);
|
|
|
2483 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2484 pp_cxx_right_paren (pp);
|
|
|
2485 }
|
|
|
2486
|
|
|
2487 static char const*
|
|
|
2488 get_fold_operator (tree t)
|
|
|
2489 {
|
|
|
2490 int op = int_cst_value (FOLD_EXPR_OP (t));
|
|
|
2491 if (FOLD_EXPR_MODIFY_P (t))
|
|
|
2492 {
|
|
|
2493 switch (op)
|
|
|
2494 {
|
|
|
2495 case NOP_EXPR: return "=";
|
|
|
2496 case PLUS_EXPR: return "+=";
|
|
|
2497 case MINUS_EXPR: return "-=";
|
|
|
2498 case MULT_EXPR: return "*=";
|
|
|
2499 case TRUNC_DIV_EXPR: return "/=";
|
|
|
2500 case TRUNC_MOD_EXPR: return "%=";
|
|
|
2501 case BIT_XOR_EXPR: return "^=";
|
|
|
2502 case BIT_AND_EXPR: return "&=";
|
|
|
2503 case BIT_IOR_EXPR: return "|=";
|
|
|
2504 case LSHIFT_EXPR: return "<<=";
|
|
|
2505 case RSHIFT_EXPR: return ">>=";
|
|
|
2506 default: gcc_unreachable ();
|
|
|
2507 }
|
|
|
2508 }
|
|
|
2509 else
|
|
|
2510 {
|
|
|
2511 switch (op)
|
|
|
2512 {
|
|
|
2513 case PLUS_EXPR: return "+";
|
|
|
2514 case MINUS_EXPR: return "-";
|
|
|
2515 case MULT_EXPR: return "*";
|
|
|
2516 case TRUNC_DIV_EXPR: return "/";
|
|
|
2517 case TRUNC_MOD_EXPR: return "%";
|
|
|
2518 case BIT_XOR_EXPR: return "^";
|
|
|
2519 case BIT_AND_EXPR: return "&";
|
|
|
2520 case BIT_IOR_EXPR: return "|";
|
|
|
2521 case LSHIFT_EXPR: return "<<";
|
|
|
2522 case RSHIFT_EXPR: return ">>";
|
|
|
2523 case EQ_EXPR: return "==";
|
|
|
2524 case NE_EXPR: return "!=";
|
|
|
2525 case LT_EXPR: return "<";
|
|
|
2526 case GT_EXPR: return ">";
|
|
|
2527 case LE_EXPR: return "<=";
|
|
|
2528 case GE_EXPR: return ">=";
|
|
|
2529 case TRUTH_ANDIF_EXPR: return "&&";
|
|
|
2530 case TRUTH_ORIF_EXPR: return "||";
|
|
|
2531 case MEMBER_REF: return "->*";
|
|
|
2532 case DOTSTAR_EXPR: return ".*";
|
|
|
2533 case OFFSET_REF: return ".*";
|
|
|
2534 default: return ","; /* FIXME: Not the right default. */
|
|
|
2535 }
|
|
|
2536 }
|
|
|
2537 }
|
|
|
2538
|
|
|
2539 void
|
|
|
2540 pp_cxx_unary_left_fold_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2541 {
|
|
|
2542 char const* op = get_fold_operator (t);
|
|
|
2543 tree expr = PACK_EXPANSION_PATTERN (FOLD_EXPR_PACK (t));
|
|
|
2544 pp_cxx_left_paren (pp);
|
|
|
2545 pp_cxx_ws_string (pp, "...");
|
|
|
2546 pp_cxx_ws_string (pp, op);
|
|
|
2547 pp->expression (expr);
|
|
|
2548 pp_cxx_right_paren (pp);
|
|
|
2549 }
|
|
|
2550
|
|
|
2551 void
|
|
|
2552 pp_cxx_unary_right_fold_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2553 {
|
|
|
2554 char const* op = get_fold_operator (t);
|
|
|
2555 tree expr = PACK_EXPANSION_PATTERN (FOLD_EXPR_PACK (t));
|
|
|
2556 pp_cxx_left_paren (pp);
|
|
|
2557 pp->expression (expr);
|
|
|
2558 pp_space (pp);
|
|
|
2559 pp_cxx_ws_string (pp, op);
|
|
|
2560 pp_cxx_ws_string (pp, "...");
|
|
|
2561 pp_cxx_right_paren (pp);
|
|
|
2562 }
|
|
|
2563
|
|
|
2564 void
|
|
|
2565 pp_cxx_binary_fold_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2566 {
|
|
|
2567 char const* op = get_fold_operator (t);
|
|
|
2568 tree t1 = TREE_OPERAND (t, 1);
|
|
|
2569 tree t2 = TREE_OPERAND (t, 2);
|
|
|
2570 if (t1 == FOLD_EXPR_PACK (t))
|
|
|
2571 t1 = PACK_EXPANSION_PATTERN (t1);
|
|
|
2572 else
|
|
|
2573 t2 = PACK_EXPANSION_PATTERN (t2);
|
|
|
2574 pp_cxx_left_paren (pp);
|
|
|
2575 pp->expression (t1);
|
|
|
2576 pp_cxx_ws_string (pp, op);
|
|
|
2577 pp_cxx_ws_string (pp, "...");
|
|
|
2578 pp_cxx_ws_string (pp, op);
|
|
|
2579 pp->expression (t2);
|
|
|
2580 pp_cxx_right_paren (pp);
|
|
|
2581 }
|
|
|
2582
|
|
|
2583 void
|
|
|
2584 pp_cxx_trait_expression (cxx_pretty_printer *pp, tree t)
|
|
|
2585 {
|
|
|
2586 cp_trait_kind kind = TRAIT_EXPR_KIND (t);
|
|
|
2587
|
|
|
2588 switch (kind)
|
|
|
2589 {
|
|
|
2590 case CPTK_HAS_NOTHROW_ASSIGN:
|
|
|
2591 pp_cxx_ws_string (pp, "__has_nothrow_assign");
|
|
|
2592 break;
|
|
|
2593 case CPTK_HAS_TRIVIAL_ASSIGN:
|
|
|
2594 pp_cxx_ws_string (pp, "__has_trivial_assign");
|
|
|
2595 break;
|
|
|
2596 case CPTK_HAS_NOTHROW_CONSTRUCTOR:
|
|
|
2597 pp_cxx_ws_string (pp, "__has_nothrow_constructor");
|
|
|
2598 break;
|
|
|
2599 case CPTK_HAS_TRIVIAL_CONSTRUCTOR:
|
|
|
2600 pp_cxx_ws_string (pp, "__has_trivial_constructor");
|
|
|
2601 break;
|
|
|
2602 case CPTK_HAS_NOTHROW_COPY:
|
|
|
2603 pp_cxx_ws_string (pp, "__has_nothrow_copy");
|
|
|
2604 break;
|
|
|
2605 case CPTK_HAS_TRIVIAL_COPY:
|
|
|
2606 pp_cxx_ws_string (pp, "__has_trivial_copy");
|
|
|
2607 break;
|
|
|
2608 case CPTK_HAS_TRIVIAL_DESTRUCTOR:
|
|
|
2609 pp_cxx_ws_string (pp, "__has_trivial_destructor");
|
|
|
2610 break;
|
|
|
2611 case CPTK_HAS_UNIQUE_OBJ_REPRESENTATIONS:
|
|
|
2612 pp_cxx_ws_string (pp, "__has_unique_object_representations");
|
|
|
2613 break;
|
|
|
2614 case CPTK_HAS_VIRTUAL_DESTRUCTOR:
|
|
|
2615 pp_cxx_ws_string (pp, "__has_virtual_destructor");
|
|
|
2616 break;
|
|
|
2617 case CPTK_IS_ABSTRACT:
|
|
|
2618 pp_cxx_ws_string (pp, "__is_abstract");
|
|
|
2619 break;
|
|
|
2620 case CPTK_IS_AGGREGATE:
|
|
|
2621 pp_cxx_ws_string (pp, "__is_aggregate");
|
|
|
2622 break;
|
|
|
2623 case CPTK_IS_BASE_OF:
|
|
|
2624 pp_cxx_ws_string (pp, "__is_base_of");
|
|
|
2625 break;
|
|
|
2626 case CPTK_IS_CLASS:
|
|
|
2627 pp_cxx_ws_string (pp, "__is_class");
|
|
|
2628 break;
|
|
|
2629 case CPTK_IS_EMPTY:
|
|
|
2630 pp_cxx_ws_string (pp, "__is_empty");
|
|
|
2631 break;
|
|
|
2632 case CPTK_IS_ENUM:
|
|
|
2633 pp_cxx_ws_string (pp, "__is_enum");
|
|
|
2634 break;
|
|
|
2635 case CPTK_IS_FINAL:
|
|
|
2636 pp_cxx_ws_string (pp, "__is_final");
|
|
|
2637 break;
|
|
|
2638 case CPTK_IS_POD:
|
|
|
2639 pp_cxx_ws_string (pp, "__is_pod");
|
|
|
2640 break;
|
|
|
2641 case CPTK_IS_POLYMORPHIC:
|
|
|
2642 pp_cxx_ws_string (pp, "__is_polymorphic");
|
|
|
2643 break;
|
|
|
2644 case CPTK_IS_SAME_AS:
|
|
|
2645 pp_cxx_ws_string (pp, "__is_same_as");
|
|
|
2646 break;
|
|
|
2647 case CPTK_IS_STD_LAYOUT:
|
|
|
2648 pp_cxx_ws_string (pp, "__is_std_layout");
|
|
|
2649 break;
|
|
|
2650 case CPTK_IS_TRIVIAL:
|
|
|
2651 pp_cxx_ws_string (pp, "__is_trivial");
|
|
|
2652 break;
|
|
|
2653 case CPTK_IS_TRIVIALLY_ASSIGNABLE:
|
|
|
2654 pp_cxx_ws_string (pp, "__is_trivially_assignable");
|
|
|
2655 break;
|
|
|
2656 case CPTK_IS_TRIVIALLY_CONSTRUCTIBLE:
|
|
|
2657 pp_cxx_ws_string (pp, "__is_trivially_constructible");
|
|
|
2658 break;
|
|
|
2659 case CPTK_IS_TRIVIALLY_COPYABLE:
|
|
|
2660 pp_cxx_ws_string (pp, "__is_trivially_copyable");
|
|
|
2661 break;
|
|
|
2662 case CPTK_IS_UNION:
|
|
|
2663 pp_cxx_ws_string (pp, "__is_union");
|
|
|
2664 break;
|
|
|
2665 case CPTK_IS_LITERAL_TYPE:
|
|
|
2666 pp_cxx_ws_string (pp, "__is_literal_type");
|
|
|
2667 break;
|
|
|
2668 case CPTK_IS_ASSIGNABLE:
|
|
|
2669 pp_cxx_ws_string (pp, "__is_assignable");
|
|
|
2670 break;
|
|
|
2671 case CPTK_IS_CONSTRUCTIBLE:
|
|
|
2672 pp_cxx_ws_string (pp, "__is_constructible");
|
|
|
2673 break;
|
|
|
2674
|
|
|
2675 default:
|
|
|
2676 gcc_unreachable ();
|
|
|
2677 }
|
|
|
2678
|
|
|
2679 pp_cxx_left_paren (pp);
|
|
|
2680 pp->type_id (TRAIT_EXPR_TYPE1 (t));
|
|
|
2681
|
|
|
2682 if (kind == CPTK_IS_BASE_OF || kind == CPTK_IS_SAME_AS)
|
|
|
2683 {
|
|
|
2684 pp_cxx_separate_with (pp, ',');
|
|
|
2685 pp->type_id (TRAIT_EXPR_TYPE2 (t));
|
|
|
2686 }
|
|
|
2687
|
|
|
2688 pp_cxx_right_paren (pp);
|
|
|
2689 }
|
|
|
2690
|
|
|
2691 // requires-clause:
|
|
|
2692 // 'requires' logical-or-expression
|
|
|
2693 void
|
|
|
2694 pp_cxx_requires_clause (cxx_pretty_printer *pp, tree t)
|
|
|
2695 {
|
|
|
2696 if (!t)
|
|
|
2697 return;
|
|
|
2698 pp->padding = pp_before;
|
|
|
2699 pp_cxx_ws_string (pp, "requires");
|
|
|
2700 pp_space (pp);
|
|
|
2701 pp->expression (t);
|
|
|
2702 }
|
|
|
2703
|
|
|
2704 /* requirement:
|
|
|
2705 simple-requirement
|
|
|
2706 compound-requirement
|
|
|
2707 type-requirement
|
|
|
2708 nested-requirement */
|
|
|
2709 static void
|
|
|
2710 pp_cxx_requirement (cxx_pretty_printer *pp, tree t)
|
|
|
2711 {
|
|
|
2712 switch (TREE_CODE (t))
|
|
|
2713 {
|
|
|
2714 case SIMPLE_REQ:
|
|
|
2715 pp_cxx_simple_requirement (pp, t);
|
|
|
2716 break;
|
|
|
2717
|
|
|
2718 case TYPE_REQ:
|
|
|
2719 pp_cxx_type_requirement (pp, t);
|
|
|
2720 break;
|
|
|
2721
|
|
|
2722 case COMPOUND_REQ:
|
|
|
2723 pp_cxx_compound_requirement (pp, t);
|
|
|
2724 break;
|
|
|
2725
|
|
|
2726 case NESTED_REQ:
|
|
|
2727 pp_cxx_nested_requirement (pp, t);
|
|
|
2728 break;
|
|
|
2729
|
|
|
2730 default:
|
|
|
2731 gcc_unreachable ();
|
|
|
2732 }
|
|
|
2733 }
|
|
|
2734
|
|
|
2735 // requirement-list:
|
|
|
2736 // requirement
|
|
|
2737 // requirement-list ';' requirement[opt]
|
|
|
2738 //
|
|
|
2739 static void
|
|
|
2740 pp_cxx_requirement_list (cxx_pretty_printer *pp, tree t)
|
|
|
2741 {
|
|
|
2742 for (; t; t = TREE_CHAIN (t))
|
|
|
2743 pp_cxx_requirement (pp, TREE_VALUE (t));
|
|
|
2744 }
|
|
|
2745
|
|
|
2746 // requirement-body:
|
|
|
2747 // '{' requirement-list '}'
|
|
|
2748 static void
|
|
|
2749 pp_cxx_requirement_body (cxx_pretty_printer *pp, tree t)
|
|
|
2750 {
|
|
|
2751 pp_cxx_left_brace (pp);
|
|
|
2752 pp_cxx_requirement_list (pp, t);
|
|
|
2753 pp_cxx_right_brace (pp);
|
|
|
2754 }
|
|
|
2755
|
|
|
2756 // requires-expression:
|
|
|
2757 // 'requires' requirement-parameter-list requirement-body
|
|
|
2758 void
|
|
|
2759 pp_cxx_requires_expr (cxx_pretty_printer *pp, tree t)
|
|
|
2760 {
|
|
|
2761 pp_string (pp, "requires");
|
|
|
2762 if (tree parms = TREE_OPERAND (t, 0))
|
|
|
2763 {
|
|
|
2764 pp_cxx_parameter_declaration_clause (pp, parms);
|
|
|
2765 pp_cxx_whitespace (pp);
|
|
|
2766 }
|
|
|
2767 pp_cxx_requirement_body (pp, TREE_OPERAND (t, 1));
|
|
|
2768 }
|
|
|
2769
|
|
|
2770 /* simple-requirement:
|
|
|
2771 expression ';' */
|
|
|
2772 void
|
|
|
2773 pp_cxx_simple_requirement (cxx_pretty_printer *pp, tree t)
|
|
|
2774 {
|
|
|
2775 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2776 pp_cxx_semicolon (pp);
|
|
|
2777 }
|
|
|
2778
|
|
|
2779 /* type-requirement:
|
|
|
2780 typename type-name ';' */
|
|
|
2781 void
|
|
|
2782 pp_cxx_type_requirement (cxx_pretty_printer *pp, tree t)
|
|
|
2783 {
|
|
|
2784 pp->type_id (TREE_OPERAND (t, 0));
|
|
|
2785 pp_cxx_semicolon (pp);
|
|
|
2786 }
|
|
|
2787
|
|
|
2788 /* compound-requirement:
|
|
|
2789 '{' expression '}' 'noexcept' [opt] trailing-return-type [opt] */
|
|
|
2790 void
|
|
|
2791 pp_cxx_compound_requirement (cxx_pretty_printer *pp, tree t)
|
|
|
2792 {
|
|
|
2793 pp_cxx_left_brace (pp);
|
|
|
2794 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2795 pp_cxx_right_brace (pp);
|
|
|
2796
|
|
|
2797 if (COMPOUND_REQ_NOEXCEPT_P (t))
|
|
|
2798 pp_cxx_ws_string (pp, "noexcept");
|
|
|
2799
|
|
|
2800 if (tree type = TREE_OPERAND (t, 1))
|
|
|
2801 {
|
|
|
2802 pp_cxx_ws_string (pp, "->");
|
|
|
2803 pp->type_id (type);
|
|
|
2804 }
|
|
|
2805 pp_cxx_semicolon (pp);
|
|
|
2806 }
|
|
|
2807
|
|
|
2808 /* nested requirement:
|
|
|
2809 'requires' constraint-expression */
|
|
|
2810 void
|
|
|
2811 pp_cxx_nested_requirement (cxx_pretty_printer *pp, tree t)
|
|
|
2812 {
|
|
|
2813 pp_cxx_ws_string (pp, "requires");
|
|
|
2814 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2815 pp_cxx_semicolon (pp);
|
|
|
2816 }
|
|
|
2817
|
|
|
2818 void
|
|
|
2819 pp_cxx_predicate_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2820 {
|
|
|
2821 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2822 }
|
|
|
2823
|
|
|
2824 void
|
|
|
2825 pp_cxx_check_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2826 {
|
|
|
2827 tree decl = CHECK_CONSTR_CONCEPT (t);
|
|
|
2828 tree tmpl = DECL_TI_TEMPLATE (decl);
|
|
|
2829 tree args = CHECK_CONSTR_ARGS (t);
|
|
|
2830 tree id = build_nt (TEMPLATE_ID_EXPR, tmpl, args);
|
|
|
2831
|
|
|
2832 if (VAR_P (decl))
|
|
|
2833 pp->expression (id);
|
|
|
2834 else if (TREE_CODE (decl) == FUNCTION_DECL)
|
|
|
2835 {
|
|
|
2836 tree call = build_vl_exp (CALL_EXPR, 2);
|
|
|
2837 TREE_OPERAND (call, 0) = integer_two_node;
|
|
|
2838 TREE_OPERAND (call, 1) = id;
|
|
|
2839 pp->expression (call);
|
|
|
2840 }
|
|
|
2841 else
|
|
|
2842 gcc_unreachable ();
|
|
|
2843 }
|
|
|
2844
|
|
|
2845 void
|
|
|
2846 pp_cxx_expression_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2847 {
|
|
|
2848 pp_string (pp, "<valid-expression ");
|
|
|
2849 pp_cxx_left_paren (pp);
|
|
|
2850 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2851 pp_cxx_right_paren (pp);
|
|
|
2852 pp_string (pp, ">");
|
|
|
2853 }
|
|
|
2854
|
|
|
2855 void
|
|
|
2856 pp_cxx_type_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2857 {
|
|
|
2858 pp_string (pp, "<valid-type ");
|
|
|
2859 pp->type_id (TREE_OPERAND (t, 0));
|
|
|
2860 pp_string (pp, ">");
|
|
|
2861 }
|
|
|
2862
|
|
|
2863 void
|
|
|
2864 pp_cxx_implicit_conversion_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2865 {
|
|
|
2866 pp_string (pp, "<implicitly-conversion ");
|
|
|
2867 pp_cxx_left_paren (pp);
|
|
|
2868 pp->expression (ICONV_CONSTR_EXPR (t));
|
|
|
2869 pp_cxx_right_paren (pp);
|
|
|
2870 pp_cxx_ws_string (pp, "to");
|
|
|
2871 pp->type_id (ICONV_CONSTR_TYPE (t));
|
|
|
2872 pp_string (pp, ">");
|
|
|
2873 }
|
|
|
2874
|
|
|
2875 void
|
|
|
2876 pp_cxx_argument_deduction_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2877 {
|
|
|
2878 pp_string (pp, "<argument-deduction ");
|
|
|
2879 pp_cxx_left_paren (pp);
|
|
|
2880 pp->expression (DEDUCT_CONSTR_EXPR (t));
|
|
|
2881 pp_cxx_right_paren (pp);
|
|
|
2882 pp_cxx_ws_string (pp, "as");
|
|
|
2883 pp->expression (DEDUCT_CONSTR_PATTERN (t));
|
|
|
2884 pp_string (pp, ">");
|
|
|
2885 }
|
|
|
2886
|
|
|
2887 void
|
|
|
2888 pp_cxx_exception_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2889 {
|
|
|
2890 pp_cxx_ws_string (pp, "noexcept");
|
|
|
2891 pp_cxx_whitespace (pp);
|
|
|
2892 pp_cxx_left_paren (pp);
|
|
|
2893 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2894 pp_cxx_right_paren (pp);
|
|
|
2895 }
|
|
|
2896
|
|
|
2897 void
|
|
|
2898 pp_cxx_parameterized_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2899 {
|
|
|
2900 pp_left_paren (pp);
|
|
|
2901 pp_string (pp, "<requires ");
|
|
|
2902 if (tree parms = PARM_CONSTR_PARMS (t))
|
|
|
2903 {
|
|
|
2904 pp_cxx_parameter_declaration_clause (pp, parms);
|
|
|
2905 pp_cxx_whitespace (pp);
|
|
|
2906 }
|
|
|
2907 pp_cxx_constraint (pp, PARM_CONSTR_OPERAND (t));
|
|
|
2908 pp_string (pp, ">");
|
|
|
2909 }
|
|
|
2910
|
|
|
2911 void
|
|
|
2912 pp_cxx_conjunction (cxx_pretty_printer *pp, tree t)
|
|
|
2913 {
|
|
|
2914 pp_cxx_constraint (pp, TREE_OPERAND (t, 0));
|
|
|
2915 pp_string (pp, " and ");
|
|
|
2916 pp_cxx_constraint (pp, TREE_OPERAND (t, 1));
|
|
|
2917 }
|
|
|
2918
|
|
|
2919 void
|
|
|
2920 pp_cxx_disjunction (cxx_pretty_printer *pp, tree t)
|
|
|
2921 {
|
|
|
2922 pp_cxx_constraint (pp, TREE_OPERAND (t, 0));
|
|
|
2923 pp_string (pp, " or ");
|
|
|
2924 pp_cxx_constraint (pp, TREE_OPERAND (t, 1));
|
|
|
2925 }
|
|
|
2926
|
|
|
2927 void
|
|
|
2928 pp_cxx_constraint (cxx_pretty_printer *pp, tree t)
|
|
|
2929 {
|
|
|
2930 if (t == error_mark_node)
|
|
|
2931 return pp->expression (t);
|
|
|
2932
|
|
|
2933 switch (TREE_CODE (t))
|
|
|
2934 {
|
|
|
2935 case PRED_CONSTR:
|
|
|
2936 pp_cxx_predicate_constraint (pp, t);
|
|
|
2937 break;
|
|
|
2938
|
|
|
2939 case CHECK_CONSTR:
|
|
|
2940 pp_cxx_check_constraint (pp, t);
|
|
|
2941 break;
|
|
|
2942
|
|
|
2943 case EXPR_CONSTR:
|
|
|
2944 pp_cxx_expression_constraint (pp, t);
|
|
|
2945 break;
|
|
|
2946
|
|
|
2947 case TYPE_CONSTR:
|
|
|
2948 pp_cxx_type_constraint (pp, t);
|
|
|
2949 break;
|
|
|
2950
|
|
|
2951 case ICONV_CONSTR:
|
|
|
2952 pp_cxx_implicit_conversion_constraint (pp, t);
|
|
|
2953 break;
|
|
|
2954
|
|
|
2955 case DEDUCT_CONSTR:
|
|
|
2956 pp_cxx_argument_deduction_constraint (pp, t);
|
|
|
2957 break;
|
|
|
2958
|
|
|
2959 case EXCEPT_CONSTR:
|
|
|
2960 pp_cxx_exception_constraint (pp, t);
|
|
|
2961 break;
|
|
|
2962
|
|
|
2963 case PARM_CONSTR:
|
|
|
2964 pp_cxx_parameterized_constraint (pp, t);
|
|
|
2965 break;
|
|
|
2966
|
|
|
2967 case CONJ_CONSTR:
|
|
|
2968 pp_cxx_conjunction (pp, t);
|
|
|
2969 break;
|
|
|
2970
|
|
|
2971 case DISJ_CONSTR:
|
|
|
2972 pp_cxx_disjunction (pp, t);
|
|
|
2973 break;
|
|
|
2974
|
|
|
2975 case EXPR_PACK_EXPANSION:
|
|
|
2976 pp->expression (TREE_OPERAND (t, 0));
|
|
|
2977 break;
|
|
|
2978
|
|
|
2979 default:
|
|
|
2980 gcc_unreachable ();
|
|
|
2981 }
|
|
|
2982 }
|
|
|
2983
|
|
|
2984
|
|
|
2985
|
|
|
2986 typedef c_pretty_print_fn pp_fun;
|
|
|
2987
|
|
|
2988 /* Initialization of a C++ pretty-printer object. */
|
|
|
2989
|
|
|
2990 cxx_pretty_printer::cxx_pretty_printer ()
|
|
|
2991 : c_pretty_printer (),
|
|
|
2992 enclosing_scope (global_namespace)
|
|
|
2993 {
|
|
|
2994 type_specifier_seq = (pp_fun) pp_cxx_type_specifier_seq;
|
|
|
2995 parameter_list = (pp_fun) pp_cxx_parameter_declaration_clause;
|
|
|
2996 }
|
