]>
Commit | Line | Data |
---|---|---|
61ccbcfd | 1 | /* Subroutines common to both C and C++ pretty-printers. |
260fda3d | 2 | Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 |
6f536f74 | 3 | Free Software Foundation, Inc. |
61ccbcfd GDR |
4 | Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net> |
5 | ||
6 | This file is part of GCC. | |
7 | ||
8 | GCC is free software; you can redistribute it and/or modify it under | |
9 | the terms of the GNU General Public License as published by the Free | |
9dcd6f09 | 10 | Software Foundation; either version 3, or (at your option) any later |
61ccbcfd GDR |
11 | version. |
12 | ||
13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
9dcd6f09 NC |
19 | along with GCC; see the file COPYING3. If not see |
20 | <http://www.gnu.org/licenses/>. */ | |
61ccbcfd GDR |
21 | |
22 | #include "config.h" | |
23 | #include "system.h" | |
4977bab6 ZW |
24 | #include "coretypes.h" |
25 | #include "tm.h" | |
61ccbcfd | 26 | #include "real.h" |
325217ed | 27 | #include "fixed-value.h" |
b02cec6e | 28 | #include "intl.h" |
61ccbcfd | 29 | #include "c-pretty-print.h" |
f076f0ce | 30 | #include "c-tree.h" |
325c3691 | 31 | #include "tree-iterator.h" |
6de9cd9a | 32 | #include "diagnostic.h" |
61ccbcfd | 33 | |
f41c4af3 JM |
34 | /* Translate if being used for diagnostics, but not for dump files or |
35 | __PRETTY_FUNCTION. */ | |
36 | #define M_(msgid) (pp_translate_identifiers (pp) ? _(msgid) : (msgid)) | |
37 | ||
e07d4821 GDR |
38 | /* The pretty-printer code is primarily designed to closely follow |
39 | (GNU) C and C++ grammars. That is to be contrasted with spaghetti | |
40 | codes we used to have in the past. Following a structured | |
a98ebe2e KH |
41 | approach (preferably the official grammars) is believed to make it |
42 | much easier to add extensions and nifty pretty-printing effects that | |
43 | takes expression or declaration contexts into account. */ | |
e07d4821 | 44 | |
4b780675 | 45 | |
4b780675 GDR |
46 | #define pp_c_maybe_whitespace(PP) \ |
47 | do { \ | |
48 | if (pp_base (PP)->padding == pp_before) \ | |
49 | pp_c_whitespace (PP); \ | |
50 | } while (0) | |
51 | ||
61ccbcfd | 52 | /* literal */ |
12ea3302 | 53 | static void pp_c_char (c_pretty_printer *, int); |
61ccbcfd | 54 | |
76a8ecba | 55 | /* postfix-expression */ |
12ea3302 | 56 | static void pp_c_initializer_list (c_pretty_printer *, tree); |
53de5204 | 57 | static void pp_c_brace_enclosed_initializer_list (c_pretty_printer *, tree); |
12ea3302 GDR |
58 | |
59 | static void pp_c_multiplicative_expression (c_pretty_printer *, tree); | |
60 | static void pp_c_additive_expression (c_pretty_printer *, tree); | |
61 | static void pp_c_shift_expression (c_pretty_printer *, tree); | |
62 | static void pp_c_relational_expression (c_pretty_printer *, tree); | |
63 | static void pp_c_equality_expression (c_pretty_printer *, tree); | |
64 | static void pp_c_and_expression (c_pretty_printer *, tree); | |
65 | static void pp_c_exclusive_or_expression (c_pretty_printer *, tree); | |
66 | static void pp_c_inclusive_or_expression (c_pretty_printer *, tree); | |
67 | static void pp_c_logical_and_expression (c_pretty_printer *, tree); | |
68 | static void pp_c_conditional_expression (c_pretty_printer *, tree); | |
69 | static void pp_c_assignment_expression (c_pretty_printer *, tree); | |
9b32718c GDR |
70 | |
71 | /* declarations. */ | |
b6fe0bb8 | 72 | |
61ccbcfd | 73 | \f |
0ee55ad8 | 74 | /* Helper functions. */ |
12ea3302 GDR |
75 | |
76 | void | |
77 | pp_c_whitespace (c_pretty_printer *pp) | |
78 | { | |
79 | pp_space (pp); | |
80 | pp_base (pp)->padding = pp_none; | |
81 | } | |
82 | ||
83 | void | |
84 | pp_c_left_paren (c_pretty_printer *pp) | |
85 | { | |
86 | pp_left_paren (pp); | |
87 | pp_base (pp)->padding = pp_none; | |
88 | } | |
89 | ||
90 | void | |
91 | pp_c_right_paren (c_pretty_printer *pp) | |
92 | { | |
93 | pp_right_paren (pp); | |
94 | pp_base (pp)->padding = pp_none; | |
95 | } | |
96 | ||
a2a9e21c GDR |
97 | void |
98 | pp_c_left_brace (c_pretty_printer *pp) | |
99 | { | |
100 | pp_left_brace (pp); | |
101 | pp_base (pp)->padding = pp_none; | |
102 | } | |
103 | ||
104 | void | |
105 | pp_c_right_brace (c_pretty_printer *pp) | |
106 | { | |
107 | pp_right_brace (pp); | |
108 | pp_base (pp)->padding = pp_none; | |
109 | } | |
110 | ||
41fd3bac GDR |
111 | void |
112 | pp_c_left_bracket (c_pretty_printer *pp) | |
113 | { | |
114 | pp_left_bracket (pp); | |
115 | pp_base (pp)->padding = pp_none; | |
116 | } | |
117 | ||
118 | void | |
119 | pp_c_right_bracket (c_pretty_printer *pp) | |
120 | { | |
121 | pp_right_bracket (pp); | |
122 | pp_base (pp)->padding = pp_none; | |
123 | } | |
124 | ||
12ea3302 GDR |
125 | void |
126 | pp_c_dot (c_pretty_printer *pp) | |
127 | { | |
128 | pp_dot (pp); | |
129 | pp_base (pp)->padding = pp_none; | |
130 | } | |
131 | ||
132 | void | |
133 | pp_c_ampersand (c_pretty_printer *pp) | |
134 | { | |
135 | pp_ampersand (pp); | |
136 | pp_base (pp)->padding = pp_none; | |
137 | } | |
138 | ||
41fd3bac GDR |
139 | void |
140 | pp_c_star (c_pretty_printer *pp) | |
141 | { | |
142 | pp_star (pp); | |
143 | pp_base (pp)->padding = pp_none; | |
144 | } | |
145 | ||
12ea3302 GDR |
146 | void |
147 | pp_c_arrow (c_pretty_printer *pp) | |
148 | { | |
149 | pp_arrow (pp); | |
150 | pp_base (pp)->padding = pp_none; | |
151 | } | |
152 | ||
153 | void | |
5c3c69f4 | 154 | pp_c_semicolon (c_pretty_printer *pp) |
12ea3302 GDR |
155 | { |
156 | pp_semicolon (pp); | |
157 | pp_base (pp)->padding = pp_none; | |
158 | } | |
61ccbcfd | 159 | |
41fd3bac GDR |
160 | void |
161 | pp_c_complement (c_pretty_printer *pp) | |
162 | { | |
163 | pp_complement (pp); | |
164 | pp_base (pp)->padding = pp_none; | |
165 | } | |
166 | ||
167 | void | |
168 | pp_c_exclamation (c_pretty_printer *pp) | |
169 | { | |
170 | pp_exclamation (pp); | |
171 | pp_base (pp)->padding = pp_none; | |
172 | } | |
173 | ||
5c3c69f4 GDR |
174 | /* Print out the external representation of CV-QUALIFIER. */ |
175 | ||
4b780675 | 176 | static void |
12ea3302 | 177 | pp_c_cv_qualifier (c_pretty_printer *pp, const char *cv) |
4b780675 GDR |
178 | { |
179 | const char *p = pp_last_position_in_text (pp); | |
5c3c69f4 GDR |
180 | /* The C programming language does not have references, but it is much |
181 | simpler to handle those here rather than going through the same | |
182 | logic in the C++ pretty-printer. */ | |
183 | if (p != NULL && (*p == '*' || *p == '&')) | |
4b780675 | 184 | pp_c_whitespace (pp); |
b02cec6e | 185 | pp_c_ws_string (pp, cv); |
4b780675 GDR |
186 | } |
187 | ||
12ea3302 | 188 | /* Pretty-print T using the type-cast notation '( type-name )'. */ |
53de5204 | 189 | |
965514bd | 190 | static void |
12ea3302 GDR |
191 | pp_c_type_cast (c_pretty_printer *pp, tree t) |
192 | { | |
193 | pp_c_left_paren (pp); | |
194 | pp_type_id (pp, t); | |
195 | pp_c_right_paren (pp); | |
196 | } | |
197 | ||
5c3c69f4 GDR |
198 | /* We're about to pretty-print a pointer type as indicated by T. |
199 | Output a whitespace, if needed, preparing for subsequent output. */ | |
200 | ||
12ea3302 GDR |
201 | void |
202 | pp_c_space_for_pointer_operator (c_pretty_printer *pp, tree t) | |
203 | { | |
204 | if (POINTER_TYPE_P (t)) | |
205 | { | |
206 | tree pointee = strip_pointer_operator (TREE_TYPE (t)); | |
207 | if (TREE_CODE (pointee) != ARRAY_TYPE | |
c22cacf3 MS |
208 | && TREE_CODE (pointee) != FUNCTION_TYPE) |
209 | pp_c_whitespace (pp); | |
12ea3302 GDR |
210 | } |
211 | } | |
212 | ||
213 | \f | |
214 | /* Declarations. */ | |
215 | ||
4b780675 GDR |
216 | /* C++ cv-qualifiers are called type-qualifiers in C. Print out the |
217 | cv-qualifiers of T. If T is a declaration then it is the cv-qualifier | |
218 | of its type. Take care of possible extensions. | |
12ea3302 GDR |
219 | |
220 | type-qualifier-list: | |
221 | type-qualifier | |
222 | type-qualifier-list type-qualifier | |
223 | ||
224 | type-qualifier: | |
4b780675 | 225 | const |
12ea3302 GDR |
226 | restrict -- C99 |
227 | __restrict__ -- GNU C | |
36c5e70a BE |
228 | address-space-qualifier -- GNU C |
229 | volatile | |
230 | ||
231 | address-space-qualifier: | |
232 | identifier -- GNU C */ | |
53de5204 | 233 | |
61ccbcfd | 234 | void |
12ea3302 | 235 | pp_c_type_qualifier_list (c_pretty_printer *pp, tree t) |
61ccbcfd | 236 | { |
7b3e2d46 DG |
237 | int qualifiers; |
238 | ||
239 | if (!t || t == error_mark_node) | |
240 | return; | |
9f63daea | 241 | |
4b780675 GDR |
242 | if (!TYPE_P (t)) |
243 | t = TREE_TYPE (t); | |
244 | ||
245 | qualifiers = TYPE_QUALS (t); | |
246 | if (qualifiers & TYPE_QUAL_CONST) | |
247 | pp_c_cv_qualifier (pp, "const"); | |
248 | if (qualifiers & TYPE_QUAL_VOLATILE) | |
249 | pp_c_cv_qualifier (pp, "volatile"); | |
250 | if (qualifiers & TYPE_QUAL_RESTRICT) | |
251 | pp_c_cv_qualifier (pp, flag_isoc99 ? "restrict" : "__restrict__"); | |
36c5e70a BE |
252 | |
253 | if (!ADDR_SPACE_GENERIC_P (TYPE_ADDR_SPACE (t))) | |
254 | { | |
255 | const char *as = c_addr_space_name (TYPE_ADDR_SPACE (t)); | |
256 | pp_c_identifier (pp, as); | |
257 | } | |
4b780675 GDR |
258 | } |
259 | ||
260 | /* pointer: | |
261 | * type-qualifier-list(opt) | |
262 | * type-qualifier-list(opt) pointer */ | |
53de5204 | 263 | |
4b780675 | 264 | static void |
12ea3302 | 265 | pp_c_pointer (c_pretty_printer *pp, tree t) |
4b780675 GDR |
266 | { |
267 | if (!TYPE_P (t) && TREE_CODE (t) != TYPE_DECL) | |
268 | t = TREE_TYPE (t); | |
269 | switch (TREE_CODE (t)) | |
270 | { | |
271 | case POINTER_TYPE: | |
0ee55ad8 | 272 | /* It is easier to handle C++ reference types here. */ |
12ea3302 | 273 | case REFERENCE_TYPE: |
4b780675 | 274 | if (TREE_CODE (TREE_TYPE (t)) == POINTER_TYPE) |
c22cacf3 | 275 | pp_c_pointer (pp, TREE_TYPE (t)); |
12ea3302 | 276 | if (TREE_CODE (t) == POINTER_TYPE) |
c22cacf3 | 277 | pp_c_star (pp); |
12ea3302 | 278 | else |
c22cacf3 | 279 | pp_c_ampersand (pp); |
4b780675 GDR |
280 | pp_c_type_qualifier_list (pp, t); |
281 | break; | |
282 | ||
350fae66 RK |
283 | /* ??? This node is now in GENERIC and so shouldn't be here. But |
284 | we'll fix that later. */ | |
285 | case DECL_EXPR: | |
286 | pp_declaration (pp, DECL_EXPR_DECL (t)); | |
287 | pp_needs_newline (pp) = true; | |
288 | break; | |
289 | ||
4b780675 GDR |
290 | default: |
291 | pp_unsupported_tree (pp, t); | |
292 | } | |
61ccbcfd GDR |
293 | } |
294 | ||
12ea3302 GDR |
295 | /* type-specifier: |
296 | void | |
297 | char | |
298 | short | |
299 | int | |
300 | long | |
301 | float | |
302 | double | |
303 | signed | |
304 | unsigned | |
305 | _Bool -- C99 | |
306 | _Complex -- C99 | |
307 | _Imaginary -- C99 | |
308 | struct-or-union-specifier | |
309 | enum-specifier | |
310 | typedef-name. | |
e07d4821 GDR |
311 | |
312 | GNU extensions. | |
313 | simple-type-specifier: | |
314 | __complex__ | |
315 | __vector__ */ | |
53de5204 | 316 | |
12ea3302 GDR |
317 | void |
318 | pp_c_type_specifier (c_pretty_printer *pp, tree t) | |
9b32718c | 319 | { |
12ea3302 | 320 | const enum tree_code code = TREE_CODE (t); |
9b32718c GDR |
321 | switch (code) |
322 | { | |
323 | case ERROR_MARK: | |
f41c4af3 | 324 | pp_c_ws_string (pp, M_("<type-error>")); |
9b32718c | 325 | break; |
9b32718c GDR |
326 | |
327 | case IDENTIFIER_NODE: | |
6de9cd9a | 328 | pp_c_tree_decl_identifier (pp, t); |
9b32718c | 329 | break; |
2f6e4e97 | 330 | |
9b32718c GDR |
331 | case VOID_TYPE: |
332 | case BOOLEAN_TYPE: | |
f076f0ce | 333 | case INTEGER_TYPE: |
9b32718c | 334 | case REAL_TYPE: |
325217ed | 335 | case FIXED_POINT_TYPE: |
53de5204 | 336 | if (TYPE_NAME (t)) |
0b359b01 JM |
337 | { |
338 | t = TYPE_NAME (t); | |
339 | pp_c_type_specifier (pp, t); | |
340 | } | |
53de5204 | 341 | else |
0b359b01 JM |
342 | { |
343 | int prec = TYPE_PRECISION (t); | |
325217ed CF |
344 | if (ALL_FIXED_POINT_MODE_P (TYPE_MODE (t))) |
345 | t = c_common_type_for_mode (TYPE_MODE (t), TYPE_SATURATING (t)); | |
346 | else | |
347 | t = c_common_type_for_mode (TYPE_MODE (t), TYPE_UNSIGNED (t)); | |
a92c58c2 JM |
348 | if (TYPE_NAME (t)) |
349 | { | |
350 | pp_c_type_specifier (pp, t); | |
351 | if (TYPE_PRECISION (t) != prec) | |
352 | { | |
353 | pp_string (pp, ":"); | |
354 | pp_decimal_int (pp, prec); | |
355 | } | |
356 | } | |
357 | else | |
0b359b01 | 358 | { |
a92c58c2 JM |
359 | switch (code) |
360 | { | |
361 | case INTEGER_TYPE: | |
362 | pp_string (pp, (TYPE_UNSIGNED (t) | |
f41c4af3 JM |
363 | ? M_("<unnamed-unsigned:") |
364 | : M_("<unnamed-signed:"))); | |
a92c58c2 JM |
365 | break; |
366 | case REAL_TYPE: | |
f41c4af3 | 367 | pp_string (pp, M_("<unnamed-float:")); |
a92c58c2 | 368 | break; |
325217ed | 369 | case FIXED_POINT_TYPE: |
f41c4af3 | 370 | pp_string (pp, M_("<unnamed-fixed:")); |
325217ed | 371 | break; |
a92c58c2 JM |
372 | default: |
373 | gcc_unreachable (); | |
374 | } | |
0b359b01 | 375 | pp_decimal_int (pp, prec); |
a92c58c2 | 376 | pp_string (pp, ">"); |
0b359b01 JM |
377 | } |
378 | } | |
9b32718c GDR |
379 | break; |
380 | ||
381 | case TYPE_DECL: | |
f076f0ce | 382 | if (DECL_NAME (t)) |
12ea3302 | 383 | pp_id_expression (pp, t); |
f076f0ce | 384 | else |
f41c4af3 | 385 | pp_c_ws_string (pp, M_("<typedef-error>")); |
9b32718c GDR |
386 | break; |
387 | ||
388 | case UNION_TYPE: | |
389 | case RECORD_TYPE: | |
390 | case ENUMERAL_TYPE: | |
391 | if (code == UNION_TYPE) | |
b02cec6e | 392 | pp_c_ws_string (pp, "union"); |
9b32718c | 393 | else if (code == RECORD_TYPE) |
b02cec6e | 394 | pp_c_ws_string (pp, "struct"); |
9b32718c | 395 | else if (code == ENUMERAL_TYPE) |
b02cec6e | 396 | pp_c_ws_string (pp, "enum"); |
f076f0ce | 397 | else |
f41c4af3 | 398 | pp_c_ws_string (pp, M_("<tag-error>")); |
2f6e4e97 | 399 | |
9b32718c | 400 | if (TYPE_NAME (t)) |
12ea3302 | 401 | pp_id_expression (pp, TYPE_NAME (t)); |
9b32718c | 402 | else |
f41c4af3 | 403 | pp_c_ws_string (pp, M_("<anonymous>")); |
4b780675 GDR |
404 | break; |
405 | ||
9b32718c | 406 | default: |
12ea3302 | 407 | pp_unsupported_tree (pp, t); |
4b780675 | 408 | break; |
9b32718c GDR |
409 | } |
410 | } | |
411 | ||
e07d4821 GDR |
412 | /* specifier-qualifier-list: |
413 | type-specifier specifier-qualifier-list-opt | |
12ea3302 | 414 | type-qualifier specifier-qualifier-list-opt |
4b780675 GDR |
415 | |
416 | ||
417 | Implementation note: Because of the non-linearities in array or | |
a98ebe2e | 418 | function declarations, this routine prints not just the |
4b780675 GDR |
419 | specifier-qualifier-list of such entities or types of such entities, |
420 | but also the 'pointer' production part of their declarators. The | |
421 | remaining part is done by pp_declarator or pp_c_abstract_declarator. */ | |
53de5204 | 422 | |
4b780675 | 423 | void |
12ea3302 | 424 | pp_c_specifier_qualifier_list (c_pretty_printer *pp, tree t) |
9b32718c | 425 | { |
12ea3302 GDR |
426 | const enum tree_code code = TREE_CODE (t); |
427 | ||
4b780675 GDR |
428 | if (TREE_CODE (t) != POINTER_TYPE) |
429 | pp_c_type_qualifier_list (pp, t); | |
12ea3302 | 430 | switch (code) |
4b780675 | 431 | { |
12ea3302 | 432 | case REFERENCE_TYPE: |
4b780675 GDR |
433 | case POINTER_TYPE: |
434 | { | |
c22cacf3 MS |
435 | /* Get the types-specifier of this type. */ |
436 | tree pointee = strip_pointer_operator (TREE_TYPE (t)); | |
437 | pp_c_specifier_qualifier_list (pp, pointee); | |
438 | if (TREE_CODE (pointee) == ARRAY_TYPE | |
439 | || TREE_CODE (pointee) == FUNCTION_TYPE) | |
440 | { | |
441 | pp_c_whitespace (pp); | |
442 | pp_c_left_paren (pp); | |
443 | } | |
ede1a387 JM |
444 | else if (!c_dialect_cxx ()) |
445 | pp_c_whitespace (pp); | |
c22cacf3 | 446 | pp_ptr_operator (pp, t); |
4b780675 GDR |
447 | } |
448 | break; | |
449 | ||
450 | case FUNCTION_TYPE: | |
451 | case ARRAY_TYPE: | |
452 | pp_c_specifier_qualifier_list (pp, TREE_TYPE (t)); | |
453 | break; | |
454 | ||
455 | case VECTOR_TYPE: | |
456 | case COMPLEX_TYPE: | |
457 | pp_c_specifier_qualifier_list (pp, TREE_TYPE (t)); | |
12ea3302 | 458 | if (code == COMPLEX_TYPE) |
b02cec6e | 459 | pp_c_ws_string (pp, flag_isoc99 ? "_Complex" : "__complex__"); |
12ea3302 | 460 | else if (code == VECTOR_TYPE) |
b02cec6e | 461 | pp_c_ws_string (pp, "__vector__"); |
4b780675 GDR |
462 | break; |
463 | ||
464 | default: | |
12ea3302 | 465 | pp_simple_type_specifier (pp, t); |
4b780675 GDR |
466 | break; |
467 | } | |
9b32718c GDR |
468 | } |
469 | ||
4b780675 GDR |
470 | /* parameter-type-list: |
471 | parameter-list | |
472 | parameter-list , ... | |
473 | ||
474 | parameter-list: | |
475 | parameter-declaration | |
476 | parameter-list , parameter-declaration | |
477 | ||
478 | parameter-declaration: | |
479 | declaration-specifiers declarator | |
480 | declaration-specifiers abstract-declarator(opt) */ | |
53de5204 | 481 | |
12ea3302 GDR |
482 | void |
483 | pp_c_parameter_type_list (c_pretty_printer *pp, tree t) | |
9b32718c | 484 | { |
12ea3302 GDR |
485 | bool want_parm_decl = DECL_P (t) && !(pp->flags & pp_c_flag_abstract); |
486 | tree parms = want_parm_decl ? DECL_ARGUMENTS (t) : TYPE_ARG_TYPES (t); | |
4b780675 | 487 | pp_c_left_paren (pp); |
12ea3302 | 488 | if (parms == void_list_node) |
b02cec6e | 489 | pp_c_ws_string (pp, "void"); |
4b780675 GDR |
490 | else |
491 | { | |
492 | bool first = true; | |
12ea3302 | 493 | for ( ; parms && parms != void_list_node; parms = TREE_CHAIN (parms)) |
c22cacf3 MS |
494 | { |
495 | if (!first) | |
496 | pp_separate_with (pp, ','); | |
497 | first = false; | |
498 | pp_declaration_specifiers | |
499 | (pp, want_parm_decl ? parms : TREE_VALUE (parms)); | |
500 | if (want_parm_decl) | |
501 | pp_declarator (pp, parms); | |
502 | else | |
503 | pp_abstract_declarator (pp, TREE_VALUE (parms)); | |
504 | } | |
4b780675 GDR |
505 | } |
506 | pp_c_right_paren (pp); | |
9b32718c GDR |
507 | } |
508 | ||
4b780675 GDR |
509 | /* abstract-declarator: |
510 | pointer | |
511 | pointer(opt) direct-abstract-declarator */ | |
53de5204 | 512 | |
965514bd | 513 | static void |
12ea3302 | 514 | pp_c_abstract_declarator (c_pretty_printer *pp, tree t) |
4b780675 GDR |
515 | { |
516 | if (TREE_CODE (t) == POINTER_TYPE) | |
517 | { | |
518 | if (TREE_CODE (TREE_TYPE (t)) == ARRAY_TYPE | |
c22cacf3 MS |
519 | || TREE_CODE (TREE_TYPE (t)) == FUNCTION_TYPE) |
520 | pp_c_right_paren (pp); | |
4b780675 GDR |
521 | t = TREE_TYPE (t); |
522 | } | |
523 | ||
12ea3302 | 524 | pp_direct_abstract_declarator (pp, t); |
4b780675 GDR |
525 | } |
526 | ||
527 | /* direct-abstract-declarator: | |
528 | ( abstract-declarator ) | |
529 | direct-abstract-declarator(opt) [ assignment-expression(opt) ] | |
530 | direct-abstract-declarator(opt) [ * ] | |
531 | direct-abstract-declarator(opt) ( parameter-type-list(opt) ) */ | |
53de5204 | 532 | |
12ea3302 GDR |
533 | void |
534 | pp_c_direct_abstract_declarator (c_pretty_printer *pp, tree t) | |
4b780675 GDR |
535 | { |
536 | switch (TREE_CODE (t)) | |
537 | { | |
538 | case POINTER_TYPE: | |
12ea3302 | 539 | pp_abstract_declarator (pp, t); |
4b780675 | 540 | break; |
9f63daea | 541 | |
4b780675 | 542 | case FUNCTION_TYPE: |
12ea3302 GDR |
543 | pp_c_parameter_type_list (pp, t); |
544 | pp_direct_abstract_declarator (pp, TREE_TYPE (t)); | |
4b780675 GDR |
545 | break; |
546 | ||
547 | case ARRAY_TYPE: | |
548 | pp_c_left_bracket (pp); | |
ede1a387 | 549 | if (TYPE_DOMAIN (t) && TYPE_MAX_VALUE (TYPE_DOMAIN (t))) |
455f78d9 JJ |
550 | { |
551 | tree maxval = TYPE_MAX_VALUE (TYPE_DOMAIN (t)); | |
552 | tree type = TREE_TYPE (maxval); | |
553 | ||
554 | if (host_integerp (maxval, 0)) | |
555 | pp_wide_integer (pp, tree_low_cst (maxval, 0) + 1); | |
556 | else | |
31ff73b5 KG |
557 | pp_expression (pp, fold_build2 (PLUS_EXPR, type, maxval, |
558 | build_int_cst (type, 1))); | |
455f78d9 | 559 | } |
4b780675 | 560 | pp_c_right_bracket (pp); |
12ea3302 | 561 | pp_direct_abstract_declarator (pp, TREE_TYPE (t)); |
4b780675 GDR |
562 | break; |
563 | ||
564 | case IDENTIFIER_NODE: | |
565 | case VOID_TYPE: | |
566 | case BOOLEAN_TYPE: | |
567 | case INTEGER_TYPE: | |
568 | case REAL_TYPE: | |
325217ed | 569 | case FIXED_POINT_TYPE: |
4b780675 GDR |
570 | case ENUMERAL_TYPE: |
571 | case RECORD_TYPE: | |
572 | case UNION_TYPE: | |
573 | case VECTOR_TYPE: | |
574 | case COMPLEX_TYPE: | |
575 | case TYPE_DECL: | |
576 | break; | |
9f63daea | 577 | |
4b780675 GDR |
578 | default: |
579 | pp_unsupported_tree (pp, t); | |
580 | break; | |
581 | } | |
582 | } | |
583 | ||
12ea3302 GDR |
584 | /* type-name: |
585 | specifier-qualifier-list abstract-declarator(opt) */ | |
53de5204 | 586 | |
4b780675 | 587 | void |
12ea3302 | 588 | pp_c_type_id (c_pretty_printer *pp, tree t) |
9b32718c | 589 | { |
12ea3302 GDR |
590 | pp_c_specifier_qualifier_list (pp, t); |
591 | pp_abstract_declarator (pp, t); | |
9b32718c GDR |
592 | } |
593 | ||
12ea3302 GDR |
594 | /* storage-class-specifier: |
595 | typedef | |
596 | extern | |
597 | static | |
598 | auto | |
599 | register */ | |
53de5204 | 600 | |
12ea3302 GDR |
601 | void |
602 | pp_c_storage_class_specifier (c_pretty_printer *pp, tree t) | |
f076f0ce GDR |
603 | { |
604 | if (TREE_CODE (t) == TYPE_DECL) | |
b02cec6e | 605 | pp_c_ws_string (pp, "typedef"); |
4b780675 GDR |
606 | else if (DECL_P (t)) |
607 | { | |
608 | if (DECL_REGISTER (t)) | |
b02cec6e | 609 | pp_c_ws_string (pp, "register"); |
4b780675 | 610 | else if (TREE_STATIC (t) && TREE_CODE (t) == VAR_DECL) |
b02cec6e | 611 | pp_c_ws_string (pp, "static"); |
4b780675 | 612 | } |
f076f0ce GDR |
613 | } |
614 | ||
12ea3302 GDR |
615 | /* function-specifier: |
616 | inline */ | |
53de5204 | 617 | |
12ea3302 GDR |
618 | void |
619 | pp_c_function_specifier (c_pretty_printer *pp, tree t) | |
f076f0ce GDR |
620 | { |
621 | if (TREE_CODE (t) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (t)) | |
b02cec6e | 622 | pp_c_ws_string (pp, "inline"); |
f076f0ce GDR |
623 | } |
624 | ||
4b780675 GDR |
625 | /* declaration-specifiers: |
626 | storage-class-specifier declaration-specifiers(opt) | |
627 | type-specifier declaration-specifiers(opt) | |
628 | type-qualifier declaration-specifiers(opt) | |
629 | function-specifier declaration-specifiers(opt) */ | |
53de5204 | 630 | |
12ea3302 GDR |
631 | void |
632 | pp_c_declaration_specifiers (c_pretty_printer *pp, tree t) | |
f076f0ce | 633 | { |
4b780675 GDR |
634 | pp_storage_class_specifier (pp, t); |
635 | pp_function_specifier (pp, t); | |
636 | pp_c_specifier_qualifier_list (pp, DECL_P (t) ? TREE_TYPE (t) : t); | |
f076f0ce GDR |
637 | } |
638 | ||
4b780675 GDR |
639 | /* direct-declarator |
640 | identifier | |
641 | ( declarator ) | |
642 | direct-declarator [ type-qualifier-list(opt) assignment-expression(opt) ] | |
643 | direct-declarator [ static type-qualifier-list(opt) assignment-expression(opt)] | |
2067c116 | 644 | direct-declarator [ type-qualifier-list static assignment-expression ] |
4b780675 | 645 | direct-declarator [ type-qualifier-list * ] |
a457ee07 | 646 | direct-declarator ( parameter-type-list ) |
4b780675 | 647 | direct-declarator ( identifier-list(opt) ) */ |
53de5204 | 648 | |
4b780675 | 649 | void |
12ea3302 | 650 | pp_c_direct_declarator (c_pretty_printer *pp, tree t) |
f076f0ce | 651 | { |
4b780675 GDR |
652 | switch (TREE_CODE (t)) |
653 | { | |
654 | case VAR_DECL: | |
655 | case PARM_DECL: | |
656 | case TYPE_DECL: | |
657 | case FIELD_DECL: | |
658 | case LABEL_DECL: | |
6de9cd9a DN |
659 | pp_c_space_for_pointer_operator (pp, TREE_TYPE (t)); |
660 | pp_c_tree_decl_identifier (pp, t); | |
661 | break; | |
662 | ||
4b780675 GDR |
663 | case ARRAY_TYPE: |
664 | case POINTER_TYPE: | |
665 | pp_abstract_declarator (pp, TREE_TYPE (t)); | |
666 | break; | |
667 | ||
668 | case FUNCTION_TYPE: | |
12ea3302 GDR |
669 | pp_parameter_list (pp, t); |
670 | pp_abstract_declarator (pp, TREE_TYPE (t)); | |
4b780675 GDR |
671 | break; |
672 | ||
673 | case FUNCTION_DECL: | |
12ea3302 | 674 | pp_c_space_for_pointer_operator (pp, TREE_TYPE (TREE_TYPE (t))); |
6de9cd9a | 675 | pp_c_tree_decl_identifier (pp, t); |
4b780675 | 676 | if (pp_c_base (pp)->flags & pp_c_flag_abstract) |
c22cacf3 | 677 | pp_abstract_declarator (pp, TREE_TYPE (t)); |
4b780675 | 678 | else |
c22cacf3 MS |
679 | { |
680 | pp_parameter_list (pp, t); | |
681 | pp_abstract_declarator (pp, TREE_TYPE (TREE_TYPE (t))); | |
682 | } | |
4b780675 GDR |
683 | break; |
684 | ||
685 | case INTEGER_TYPE: | |
686 | case REAL_TYPE: | |
325217ed | 687 | case FIXED_POINT_TYPE: |
4b780675 GDR |
688 | case ENUMERAL_TYPE: |
689 | case UNION_TYPE: | |
690 | case RECORD_TYPE: | |
691 | break; | |
692 | ||
693 | default: | |
694 | pp_unsupported_tree (pp, t); | |
695 | break; | |
696 | } | |
f076f0ce GDR |
697 | } |
698 | ||
4b780675 GDR |
699 | |
700 | /* declarator: | |
701 | pointer(opt) direct-declarator */ | |
53de5204 | 702 | |
4b780675 | 703 | void |
12ea3302 | 704 | pp_c_declarator (c_pretty_printer *pp, tree t) |
f076f0ce | 705 | { |
4b780675 GDR |
706 | switch (TREE_CODE (t)) |
707 | { | |
708 | case INTEGER_TYPE: | |
709 | case REAL_TYPE: | |
325217ed | 710 | case FIXED_POINT_TYPE: |
4b780675 GDR |
711 | case ENUMERAL_TYPE: |
712 | case UNION_TYPE: | |
713 | case RECORD_TYPE: | |
714 | break; | |
715 | ||
716 | case VAR_DECL: | |
717 | case PARM_DECL: | |
718 | case FIELD_DECL: | |
719 | case ARRAY_TYPE: | |
720 | case FUNCTION_TYPE: | |
721 | case FUNCTION_DECL: | |
722 | case TYPE_DECL: | |
723 | pp_direct_declarator (pp, t); | |
724 | break; | |
725 | ||
9f63daea | 726 | |
4b780675 GDR |
727 | default: |
728 | pp_unsupported_tree (pp, t); | |
729 | break; | |
730 | } | |
f076f0ce GDR |
731 | } |
732 | ||
4b780675 GDR |
733 | /* declaration: |
734 | declaration-specifiers init-declarator-list(opt) ; */ | |
53de5204 | 735 | |
f076f0ce | 736 | void |
12ea3302 | 737 | pp_c_declaration (c_pretty_printer *pp, tree t) |
f076f0ce GDR |
738 | { |
739 | pp_declaration_specifiers (pp, t); | |
740 | pp_c_init_declarator (pp, t); | |
741 | } | |
742 | ||
6bf346d4 | 743 | /* Pretty-print ATTRIBUTES using GNU C extension syntax. */ |
53de5204 | 744 | |
2f6e4e97 | 745 | void |
12ea3302 | 746 | pp_c_attributes (c_pretty_printer *pp, tree attributes) |
6bf346d4 GDR |
747 | { |
748 | if (attributes == NULL_TREE) | |
749 | return; | |
2f6e4e97 | 750 | |
b02cec6e | 751 | pp_c_ws_string (pp, "__attribute__"); |
2f6e4e97 | 752 | pp_c_left_paren (pp); |
6bf346d4 GDR |
753 | pp_c_left_paren (pp); |
754 | for (; attributes != NULL_TREE; attributes = TREE_CHAIN (attributes)) | |
755 | { | |
756 | pp_tree_identifier (pp, TREE_PURPOSE (attributes)); | |
757 | if (TREE_VALUE (attributes)) | |
c22cacf3 | 758 | pp_c_call_argument_list (pp, TREE_VALUE (attributes)); |
2f6e4e97 | 759 | |
6bf346d4 GDR |
760 | if (TREE_CHAIN (attributes)) |
761 | pp_separate_with (pp, ','); | |
762 | } | |
763 | pp_c_right_paren (pp); | |
764 | pp_c_right_paren (pp); | |
765 | } | |
766 | ||
4b780675 GDR |
767 | /* function-definition: |
768 | declaration-specifiers declarator compound-statement */ | |
53de5204 | 769 | |
4b780675 | 770 | void |
12ea3302 | 771 | pp_c_function_definition (c_pretty_printer *pp, tree t) |
4b780675 GDR |
772 | { |
773 | pp_declaration_specifiers (pp, t); | |
774 | pp_declarator (pp, t); | |
775 | pp_needs_newline (pp) = true; | |
776 | pp_statement (pp, DECL_SAVED_TREE (t)); | |
777 | pp_newline (pp); | |
778 | pp_flush (pp); | |
779 | } | |
780 | ||
61ccbcfd GDR |
781 | \f |
782 | /* Expressions. */ | |
783 | ||
c5ff069d ZW |
784 | /* Print out a c-char. This is called solely for characters which are |
785 | in the *target* execution character set. We ought to convert them | |
786 | back to the *host* execution character set before printing, but we | |
787 | have no way to do this at present. A decent compromise is to print | |
788 | all characters as if they were in the host execution character set, | |
789 | and not attempt to recover any named escape characters, but render | |
790 | all unprintables as octal escapes. If the host and target character | |
791 | sets are the same, this produces relatively readable output. If they | |
792 | are not the same, strings may appear as gibberish, but that's okay | |
793 | (in fact, it may well be what the reader wants, e.g. if they are looking | |
794 | to see if conversion to the target character set happened correctly). | |
795 | ||
796 | A special case: we need to prefix \, ", and ' with backslashes. It is | |
797 | correct to do so for the *host*'s \, ", and ', because the rest of the | |
798 | file appears in the host character set. */ | |
53de5204 | 799 | |
61ccbcfd | 800 | static void |
12ea3302 | 801 | pp_c_char (c_pretty_printer *pp, int c) |
61ccbcfd | 802 | { |
c5ff069d | 803 | if (ISPRINT (c)) |
61ccbcfd | 804 | { |
c5ff069d ZW |
805 | switch (c) |
806 | { | |
807 | case '\\': pp_string (pp, "\\\\"); break; | |
808 | case '\'': pp_string (pp, "\\\'"); break; | |
809 | case '\"': pp_string (pp, "\\\""); break; | |
810 | default: pp_character (pp, c); | |
811 | } | |
61ccbcfd | 812 | } |
c5ff069d ZW |
813 | else |
814 | pp_scalar (pp, "\\%03o", (unsigned) c); | |
61ccbcfd GDR |
815 | } |
816 | ||
817 | /* Print out a STRING literal. */ | |
53de5204 | 818 | |
e1a4dd13 | 819 | void |
12ea3302 | 820 | pp_c_string_literal (c_pretty_printer *pp, tree s) |
61ccbcfd GDR |
821 | { |
822 | const char *p = TREE_STRING_POINTER (s); | |
823 | int n = TREE_STRING_LENGTH (s) - 1; | |
824 | int i; | |
12ea3302 | 825 | pp_doublequote (pp); |
61ccbcfd | 826 | for (i = 0; i < n; ++i) |
12ea3302 GDR |
827 | pp_c_char (pp, p[i]); |
828 | pp_doublequote (pp); | |
61ccbcfd GDR |
829 | } |
830 | ||
5c3c69f4 GDR |
831 | /* Pretty-print an INTEGER literal. */ |
832 | ||
4b780675 | 833 | static void |
12ea3302 | 834 | pp_c_integer_constant (c_pretty_printer *pp, tree i) |
4b780675 | 835 | { |
53de5204 GDR |
836 | tree type = TREE_TYPE (i); |
837 | ||
838 | if (TREE_INT_CST_HIGH (i) == 0) | |
4b780675 GDR |
839 | pp_wide_integer (pp, TREE_INT_CST_LOW (i)); |
840 | else | |
841 | { | |
7fb41a42 RG |
842 | unsigned HOST_WIDE_INT low = TREE_INT_CST_LOW (i); |
843 | HOST_WIDE_INT high = TREE_INT_CST_HIGH (i); | |
4b780675 | 844 | if (tree_int_cst_sgn (i) < 0) |
c22cacf3 MS |
845 | { |
846 | pp_character (pp, '-'); | |
7fb41a42 RG |
847 | high = ~high + !low; |
848 | low = -low; | |
c22cacf3 | 849 | } |
b8698a0f | 850 | sprintf (pp_buffer (pp)->digit_buffer, HOST_WIDE_INT_PRINT_DOUBLE_HEX, |
3d57d7ce | 851 | (unsigned HOST_WIDE_INT) high, (unsigned HOST_WIDE_INT) low); |
4b780675 GDR |
852 | pp_string (pp, pp_buffer (pp)->digit_buffer); |
853 | } | |
8df83eae | 854 | if (TYPE_UNSIGNED (type)) |
53de5204 GDR |
855 | pp_character (pp, 'u'); |
856 | if (type == long_integer_type_node || type == long_unsigned_type_node) | |
857 | pp_character (pp, 'l'); | |
858 | else if (type == long_long_integer_type_node | |
c22cacf3 | 859 | || type == long_long_unsigned_type_node) |
53de5204 | 860 | pp_string (pp, "ll"); |
4b780675 GDR |
861 | } |
862 | ||
61ccbcfd | 863 | /* Print out a CHARACTER literal. */ |
53de5204 | 864 | |
965514bd | 865 | static void |
12ea3302 | 866 | pp_c_character_constant (c_pretty_printer *pp, tree c) |
61ccbcfd | 867 | { |
e1a4dd13 | 868 | tree type = TREE_TYPE (c); |
4b780675 | 869 | if (type == wchar_type_node) |
9f63daea | 870 | pp_character (pp, 'L'); |
4b780675 | 871 | pp_quote (pp); |
8df83eae RK |
872 | if (host_integerp (c, TYPE_UNSIGNED (type))) |
873 | pp_c_char (pp, tree_low_cst (c, TYPE_UNSIGNED (type))); | |
e1a4dd13 | 874 | else |
4b780675 GDR |
875 | pp_scalar (pp, "\\x%x", (unsigned) TREE_INT_CST_LOW (c)); |
876 | pp_quote (pp); | |
61ccbcfd GDR |
877 | } |
878 | ||
879 | /* Print out a BOOLEAN literal. */ | |
53de5204 | 880 | |
4b780675 | 881 | static void |
12ea3302 | 882 | pp_c_bool_constant (c_pretty_printer *pp, tree b) |
61ccbcfd | 883 | { |
4b780675 | 884 | if (b == boolean_false_node) |
61ccbcfd | 885 | { |
37fa72e9 | 886 | if (c_dialect_cxx ()) |
b02cec6e | 887 | pp_c_ws_string (pp, "false"); |
37fa72e9 | 888 | else if (flag_isoc99) |
b02cec6e | 889 | pp_c_ws_string (pp, "_False"); |
61ccbcfd | 890 | else |
4b780675 | 891 | pp_unsupported_tree (pp, b); |
61ccbcfd GDR |
892 | } |
893 | else if (b == boolean_true_node) | |
894 | { | |
37fa72e9 | 895 | if (c_dialect_cxx ()) |
b02cec6e | 896 | pp_c_ws_string (pp, "true"); |
37fa72e9 | 897 | else if (flag_isoc99) |
b02cec6e | 898 | pp_c_ws_string (pp, "_True"); |
61ccbcfd | 899 | else |
4b780675 | 900 | pp_unsupported_tree (pp, b); |
61ccbcfd | 901 | } |
4b780675 GDR |
902 | else if (TREE_CODE (b) == INTEGER_CST) |
903 | pp_c_integer_constant (pp, b); | |
61ccbcfd | 904 | else |
4b780675 | 905 | pp_unsupported_tree (pp, b); |
61ccbcfd GDR |
906 | } |
907 | ||
2f6e4e97 | 908 | /* Attempt to print out an ENUMERATOR. Return true on success. Else return |
61ccbcfd GDR |
909 | false; that means the value was obtained by a cast, in which case |
910 | print out the type-id part of the cast-expression -- the casted value | |
911 | is then printed by pp_c_integer_literal. */ | |
53de5204 | 912 | |
61ccbcfd | 913 | static bool |
12ea3302 | 914 | pp_c_enumeration_constant (c_pretty_printer *pp, tree e) |
61ccbcfd | 915 | { |
4b780675 | 916 | bool value_is_named = true; |
61ccbcfd GDR |
917 | tree type = TREE_TYPE (e); |
918 | tree value; | |
919 | ||
920 | /* Find the name of this constant. */ | |
2f6e4e97 | 921 | for (value = TYPE_VALUES (type); |
61ccbcfd GDR |
922 | value != NULL_TREE && !tree_int_cst_equal (TREE_VALUE (value), e); |
923 | value = TREE_CHAIN (value)) | |
924 | ; | |
2f6e4e97 | 925 | |
61ccbcfd | 926 | if (value != NULL_TREE) |
12ea3302 | 927 | pp_id_expression (pp, TREE_PURPOSE (value)); |
61ccbcfd GDR |
928 | else |
929 | { | |
930 | /* Value must have been cast. */ | |
12ea3302 | 931 | pp_c_type_cast (pp, type); |
4b780675 | 932 | value_is_named = false; |
61ccbcfd | 933 | } |
2f6e4e97 | 934 | |
4b780675 | 935 | return value_is_named; |
61ccbcfd GDR |
936 | } |
937 | ||
44f8f96a GDR |
938 | /* Print out a REAL value as a decimal-floating-constant. */ |
939 | ||
965514bd | 940 | static void |
12ea3302 | 941 | pp_c_floating_constant (c_pretty_printer *pp, tree r) |
61ccbcfd | 942 | { |
4b780675 GDR |
943 | real_to_decimal (pp_buffer (pp)->digit_buffer, &TREE_REAL_CST (r), |
944 | sizeof (pp_buffer (pp)->digit_buffer), 0, 1); | |
945 | pp_string (pp, pp_buffer(pp)->digit_buffer); | |
44f8f96a GDR |
946 | if (TREE_TYPE (r) == float_type_node) |
947 | pp_character (pp, 'f'); | |
948 | else if (TREE_TYPE (r) == long_double_type_node) | |
949 | pp_character (pp, 'l'); | |
9a8ce21f JG |
950 | else if (TREE_TYPE (r) == dfloat128_type_node) |
951 | pp_string (pp, "dl"); | |
952 | else if (TREE_TYPE (r) == dfloat64_type_node) | |
953 | pp_string (pp, "dd"); | |
954 | else if (TREE_TYPE (r) == dfloat32_type_node) | |
955 | pp_string (pp, "df"); | |
61ccbcfd GDR |
956 | } |
957 | ||
325217ed CF |
958 | /* Print out a FIXED value as a decimal-floating-constant. */ |
959 | ||
960 | static void | |
961 | pp_c_fixed_constant (c_pretty_printer *pp, tree r) | |
962 | { | |
963 | fixed_to_decimal (pp_buffer (pp)->digit_buffer, &TREE_FIXED_CST (r), | |
964 | sizeof (pp_buffer (pp)->digit_buffer)); | |
965 | pp_string (pp, pp_buffer(pp)->digit_buffer); | |
966 | } | |
967 | ||
53de5204 | 968 | /* Pretty-print a compound literal expression. GNU extensions include |
9f63daea | 969 | vector constants. */ |
53de5204 GDR |
970 | |
971 | static void | |
972 | pp_c_compound_literal (c_pretty_printer *pp, tree e) | |
973 | { | |
9f63daea | 974 | tree type = TREE_TYPE (e); |
53de5204 GDR |
975 | pp_c_type_cast (pp, type); |
976 | ||
977 | switch (TREE_CODE (type)) | |
978 | { | |
979 | case RECORD_TYPE: | |
980 | case UNION_TYPE: | |
981 | case ARRAY_TYPE: | |
982 | case VECTOR_TYPE: | |
983 | case COMPLEX_TYPE: | |
984 | pp_c_brace_enclosed_initializer_list (pp, e); | |
985 | break; | |
986 | ||
987 | default: | |
988 | pp_unsupported_tree (pp, e); | |
989 | break; | |
990 | } | |
991 | } | |
992 | ||
66e68191 JJ |
993 | /* Pretty-print a COMPLEX_EXPR expression. */ |
994 | ||
995 | static void | |
996 | pp_c_complex_expr (c_pretty_printer *pp, tree e) | |
997 | { | |
998 | /* Handle a few common special cases, otherwise fallback | |
999 | to printing it as compound literal. */ | |
1000 | tree type = TREE_TYPE (e); | |
1001 | tree realexpr = TREE_OPERAND (e, 0); | |
1002 | tree imagexpr = TREE_OPERAND (e, 1); | |
1003 | ||
1004 | /* Cast of an COMPLEX_TYPE expression to a different COMPLEX_TYPE. */ | |
1005 | if (TREE_CODE (realexpr) == NOP_EXPR | |
1006 | && TREE_CODE (imagexpr) == NOP_EXPR | |
1007 | && TREE_TYPE (realexpr) == TREE_TYPE (type) | |
1008 | && TREE_TYPE (imagexpr) == TREE_TYPE (type) | |
1009 | && TREE_CODE (TREE_OPERAND (realexpr, 0)) == REALPART_EXPR | |
1010 | && TREE_CODE (TREE_OPERAND (imagexpr, 0)) == IMAGPART_EXPR | |
1011 | && TREE_OPERAND (TREE_OPERAND (realexpr, 0), 0) | |
1012 | == TREE_OPERAND (TREE_OPERAND (imagexpr, 0), 0)) | |
1013 | { | |
1014 | pp_c_type_cast (pp, type); | |
1015 | pp_expression (pp, TREE_OPERAND (TREE_OPERAND (realexpr, 0), 0)); | |
1016 | return; | |
1017 | } | |
1018 | ||
1019 | /* Cast of an scalar expression to COMPLEX_TYPE. */ | |
1020 | if ((integer_zerop (imagexpr) || real_zerop (imagexpr)) | |
1021 | && TREE_TYPE (realexpr) == TREE_TYPE (type)) | |
1022 | { | |
1023 | pp_c_type_cast (pp, type); | |
1024 | if (TREE_CODE (realexpr) == NOP_EXPR) | |
1025 | realexpr = TREE_OPERAND (realexpr, 0); | |
1026 | pp_expression (pp, realexpr); | |
1027 | return; | |
1028 | } | |
1029 | ||
1030 | pp_c_compound_literal (pp, e); | |
1031 | } | |
1032 | ||
4b780675 GDR |
1033 | /* constant: |
1034 | integer-constant | |
1035 | floating-constant | |
325217ed | 1036 | fixed-point-constant |
4b780675 | 1037 | enumeration-constant |
2067c116 | 1038 | character-constant */ |
53de5204 | 1039 | |
61ccbcfd | 1040 | void |
12ea3302 | 1041 | pp_c_constant (c_pretty_printer *pp, tree e) |
61ccbcfd | 1042 | { |
53de5204 GDR |
1043 | const enum tree_code code = TREE_CODE (e); |
1044 | ||
1045 | switch (code) | |
61ccbcfd GDR |
1046 | { |
1047 | case INTEGER_CST: | |
4b780675 | 1048 | { |
c22cacf3 MS |
1049 | tree type = TREE_TYPE (e); |
1050 | if (type == boolean_type_node) | |
1051 | pp_c_bool_constant (pp, e); | |
1052 | else if (type == char_type_node) | |
1053 | pp_c_character_constant (pp, e); | |
1054 | else if (TREE_CODE (type) == ENUMERAL_TYPE | |
1055 | && pp_c_enumeration_constant (pp, e)) | |
1056 | ; | |
1057 | else | |
1058 | pp_c_integer_constant (pp, e); | |
4b780675 | 1059 | } |
61ccbcfd | 1060 | break; |
2f6e4e97 | 1061 | |
61ccbcfd | 1062 | case REAL_CST: |
4b780675 | 1063 | pp_c_floating_constant (pp, e); |
61ccbcfd | 1064 | break; |
2f6e4e97 | 1065 | |
325217ed CF |
1066 | case FIXED_CST: |
1067 | pp_c_fixed_constant (pp, e); | |
1068 | break; | |
1069 | ||
61ccbcfd | 1070 | case STRING_CST: |
4b780675 | 1071 | pp_c_string_literal (pp, e); |
2f6e4e97 | 1072 | break; |
61ccbcfd | 1073 | |
b29ee02b GDR |
1074 | case COMPLEX_CST: |
1075 | /* Sometimes, we are confused and we think a complex literal | |
1076 | is a constant. Such thing is a compound literal which | |
fa10beec | 1077 | grammatically belongs to postfix-expr production. */ |
b29ee02b GDR |
1078 | pp_c_compound_literal (pp, e); |
1079 | break; | |
1080 | ||
61ccbcfd | 1081 | default: |
4b780675 | 1082 | pp_unsupported_tree (pp, e); |
61ccbcfd GDR |
1083 | break; |
1084 | } | |
1085 | } | |
1086 | ||
b02cec6e JM |
1087 | /* Pretty-print a string such as an identifier, without changing its |
1088 | encoding, preceded by whitespace is necessary. */ | |
1089 | ||
1090 | void | |
1091 | pp_c_ws_string (c_pretty_printer *pp, const char *str) | |
1092 | { | |
1093 | pp_c_maybe_whitespace (pp); | |
1094 | pp_string (pp, str); | |
1095 | pp_base (pp)->padding = pp_before; | |
1096 | } | |
1097 | ||
1098 | /* Pretty-print an IDENTIFIER_NODE, which may contain UTF-8 sequences | |
1099 | that need converting to the locale encoding, preceded by whitespace | |
1100 | is necessary. */ | |
5c3c69f4 | 1101 | |
4b780675 | 1102 | void |
12ea3302 | 1103 | pp_c_identifier (c_pretty_printer *pp, const char *id) |
4b780675 | 1104 | { |
9f63daea EC |
1105 | pp_c_maybe_whitespace (pp); |
1106 | pp_identifier (pp, id); | |
4b780675 GDR |
1107 | pp_base (pp)->padding = pp_before; |
1108 | } | |
1109 | ||
1110 | /* Pretty-print a C primary-expression. | |
1111 | primary-expression: | |
1112 | identifier | |
1113 | constant | |
1114 | string-literal | |
1115 | ( expression ) */ | |
53de5204 | 1116 | |
12ea3302 GDR |
1117 | void |
1118 | pp_c_primary_expression (c_pretty_printer *pp, tree e) | |
61ccbcfd GDR |
1119 | { |
1120 | switch (TREE_CODE (e)) | |
1121 | { | |
1122 | case VAR_DECL: | |
1123 | case PARM_DECL: | |
1124 | case FIELD_DECL: | |
1125 | case CONST_DECL: | |
1126 | case FUNCTION_DECL: | |
1127 | case LABEL_DECL: | |
6de9cd9a DN |
1128 | pp_c_tree_decl_identifier (pp, e); |
1129 | break; | |
1130 | ||
61ccbcfd | 1131 | case IDENTIFIER_NODE: |
12ea3302 | 1132 | pp_c_tree_identifier (pp, e); |
61ccbcfd GDR |
1133 | break; |
1134 | ||
1135 | case ERROR_MARK: | |
f41c4af3 | 1136 | pp_c_ws_string (pp, M_("<erroneous-expression>")); |
61ccbcfd | 1137 | break; |
2f6e4e97 | 1138 | |
61ccbcfd | 1139 | case RESULT_DECL: |
f41c4af3 | 1140 | pp_c_ws_string (pp, M_("<return-value>")); |
61ccbcfd GDR |
1141 | break; |
1142 | ||
1143 | case INTEGER_CST: | |
1144 | case REAL_CST: | |
325217ed | 1145 | case FIXED_CST: |
61ccbcfd | 1146 | case STRING_CST: |
12ea3302 | 1147 | pp_c_constant (pp, e); |
61ccbcfd GDR |
1148 | break; |
1149 | ||
6de9cd9a | 1150 | case TARGET_EXPR: |
b02cec6e | 1151 | pp_c_ws_string (pp, "__builtin_memcpy"); |
6de9cd9a DN |
1152 | pp_c_left_paren (pp); |
1153 | pp_ampersand (pp); | |
1154 | pp_primary_expression (pp, TREE_OPERAND (e, 0)); | |
1155 | pp_separate_with (pp, ','); | |
1156 | pp_ampersand (pp); | |
1157 | pp_initializer (pp, TREE_OPERAND (e, 1)); | |
1158 | if (TREE_OPERAND (e, 2)) | |
1159 | { | |
1160 | pp_separate_with (pp, ','); | |
1161 | pp_c_expression (pp, TREE_OPERAND (e, 2)); | |
1162 | } | |
1163 | pp_c_right_paren (pp); | |
1164 | break; | |
1165 | ||
61ccbcfd | 1166 | default: |
fa10beec | 1167 | /* FIXME: Make sure we won't get into an infinite loop. */ |
12ea3302 GDR |
1168 | pp_c_left_paren (pp); |
1169 | pp_expression (pp, e); | |
1170 | pp_c_right_paren (pp); | |
61ccbcfd GDR |
1171 | break; |
1172 | } | |
1173 | } | |
1174 | ||
4b780675 GDR |
1175 | /* Print out a C initializer -- also support C compound-literals. |
1176 | initializer: | |
1177 | assignment-expression: | |
1178 | { initializer-list } | |
1179 | { initializer-list , } */ | |
1180 | ||
12ea3302 GDR |
1181 | static void |
1182 | pp_c_initializer (c_pretty_printer *pp, tree e) | |
76a8ecba GDR |
1183 | { |
1184 | if (TREE_CODE (e) == CONSTRUCTOR) | |
6de9cd9a | 1185 | pp_c_brace_enclosed_initializer_list (pp, e); |
76a8ecba | 1186 | else |
12ea3302 GDR |
1187 | pp_expression (pp, e); |
1188 | } | |
1189 | ||
1190 | /* init-declarator: | |
1191 | declarator: | |
1192 | declarator = initializer */ | |
53de5204 | 1193 | |
12ea3302 GDR |
1194 | void |
1195 | pp_c_init_declarator (c_pretty_printer *pp, tree t) | |
1196 | { | |
1197 | pp_declarator (pp, t); | |
5c3c69f4 GDR |
1198 | /* We don't want to output function definitions here. There are handled |
1199 | elsewhere (and the syntactic form is bogus anyway). */ | |
1200 | if (TREE_CODE (t) != FUNCTION_DECL && DECL_INITIAL (t)) | |
12ea3302 GDR |
1201 | { |
1202 | tree init = DECL_INITIAL (t); | |
1203 | /* This C++ bit is handled here because it is easier to do so. | |
c22cacf3 MS |
1204 | In templates, the C++ parser builds a TREE_LIST for a |
1205 | direct-initialization; the TREE_PURPOSE is the variable to | |
1206 | initialize and the TREE_VALUE is the initializer. */ | |
12ea3302 | 1207 | if (TREE_CODE (init) == TREE_LIST) |
c22cacf3 MS |
1208 | { |
1209 | pp_c_left_paren (pp); | |
1210 | pp_expression (pp, TREE_VALUE (init)); | |
1211 | pp_right_paren (pp); | |
1212 | } | |
12ea3302 | 1213 | else |
c22cacf3 MS |
1214 | { |
1215 | pp_space (pp); | |
1216 | pp_equal (pp); | |
1217 | pp_space (pp); | |
1218 | pp_c_initializer (pp, init); | |
1219 | } | |
12ea3302 | 1220 | } |
76a8ecba GDR |
1221 | } |
1222 | ||
4b780675 GDR |
1223 | /* initializer-list: |
1224 | designation(opt) initializer | |
1225 | initializer-list , designation(opt) initializer | |
1226 | ||
1227 | designation: | |
1228 | designator-list = | |
1229 | ||
1230 | designator-list: | |
1231 | designator | |
1232 | designator-list designator | |
1233 | ||
1234 | designator: | |
1235 | [ constant-expression ] | |
1236 | identifier */ | |
53de5204 | 1237 | |
76a8ecba | 1238 | static void |
12ea3302 | 1239 | pp_c_initializer_list (c_pretty_printer *pp, tree e) |
76a8ecba GDR |
1240 | { |
1241 | tree type = TREE_TYPE (e); | |
1242 | const enum tree_code code = TREE_CODE (type); | |
1243 | ||
05008a0c JJ |
1244 | if (TREE_CODE (e) == CONSTRUCTOR) |
1245 | { | |
1246 | pp_c_constructor_elts (pp, CONSTRUCTOR_ELTS (e)); | |
1247 | return; | |
1248 | } | |
1249 | ||
53de5204 | 1250 | switch (code) |
76a8ecba | 1251 | { |
53de5204 GDR |
1252 | case RECORD_TYPE: |
1253 | case UNION_TYPE: | |
1254 | case ARRAY_TYPE: | |
1255 | { | |
c22cacf3 MS |
1256 | tree init = TREE_OPERAND (e, 0); |
1257 | for (; init != NULL_TREE; init = TREE_CHAIN (init)) | |
1258 | { | |
1259 | if (code == RECORD_TYPE || code == UNION_TYPE) | |
1260 | { | |
1261 | pp_c_dot (pp); | |
1262 | pp_c_primary_expression (pp, TREE_PURPOSE (init)); | |
1263 | } | |
1264 | else | |
1265 | { | |
1266 | pp_c_left_bracket (pp); | |
1267 | if (TREE_PURPOSE (init)) | |
1268 | pp_c_constant (pp, TREE_PURPOSE (init)); | |
1269 | pp_c_right_bracket (pp); | |
1270 | } | |
1271 | pp_c_whitespace (pp); | |
1272 | pp_equal (pp); | |
1273 | pp_c_whitespace (pp); | |
1274 | pp_initializer (pp, TREE_VALUE (init)); | |
1275 | if (TREE_CHAIN (init)) | |
1276 | pp_separate_with (pp, ','); | |
1277 | } | |
53de5204 | 1278 | } |
6de9cd9a | 1279 | return; |
53de5204 GDR |
1280 | |
1281 | case VECTOR_TYPE: | |
6de9cd9a | 1282 | if (TREE_CODE (e) == VECTOR_CST) |
c22cacf3 | 1283 | pp_c_expression_list (pp, TREE_VECTOR_CST_ELTS (e)); |
6de9cd9a | 1284 | else |
c22cacf3 | 1285 | break; |
6de9cd9a | 1286 | return; |
53de5204 GDR |
1287 | |
1288 | case COMPLEX_TYPE: | |
05008a0c | 1289 | if (TREE_CODE (e) == COMPLEX_CST || TREE_CODE (e) == COMPLEX_EXPR) |
6de9cd9a DN |
1290 | { |
1291 | const bool cst = TREE_CODE (e) == COMPLEX_CST; | |
1292 | pp_expression (pp, cst ? TREE_REALPART (e) : TREE_OPERAND (e, 0)); | |
1293 | pp_separate_with (pp, ','); | |
1294 | pp_expression (pp, cst ? TREE_IMAGPART (e) : TREE_OPERAND (e, 1)); | |
1295 | } | |
1296 | else | |
1297 | break; | |
1298 | return; | |
53de5204 GDR |
1299 | |
1300 | default: | |
53de5204 | 1301 | break; |
76a8ecba | 1302 | } |
6de9cd9a DN |
1303 | |
1304 | pp_unsupported_tree (pp, type); | |
76a8ecba GDR |
1305 | } |
1306 | ||
6614fd40 | 1307 | /* Pretty-print a brace-enclosed initializer-list. */ |
53de5204 GDR |
1308 | |
1309 | static void | |
1310 | pp_c_brace_enclosed_initializer_list (c_pretty_printer *pp, tree l) | |
1311 | { | |
1312 | pp_c_left_brace (pp); | |
1313 | pp_c_initializer_list (pp, l); | |
1314 | pp_c_right_brace (pp); | |
1315 | } | |
1316 | ||
1317 | ||
4b780675 GDR |
1318 | /* This is a convenient function, used to bridge gap between C and C++ |
1319 | grammars. | |
1320 | ||
1321 | id-expression: | |
1322 | identifier */ | |
53de5204 | 1323 | |
4b780675 | 1324 | void |
12ea3302 | 1325 | pp_c_id_expression (c_pretty_printer *pp, tree t) |
4b780675 GDR |
1326 | { |
1327 | switch (TREE_CODE (t)) | |
1328 | { | |
1329 | case VAR_DECL: | |
1330 | case PARM_DECL: | |
1331 | case CONST_DECL: | |
1332 | case TYPE_DECL: | |
1333 | case FUNCTION_DECL: | |
1334 | case FIELD_DECL: | |
1335 | case LABEL_DECL: | |
6de9cd9a DN |
1336 | pp_c_tree_decl_identifier (pp, t); |
1337 | break; | |
1338 | ||
4b780675 GDR |
1339 | case IDENTIFIER_NODE: |
1340 | pp_c_tree_identifier (pp, t); | |
1341 | break; | |
1342 | ||
1343 | default: | |
1344 | pp_unsupported_tree (pp, t); | |
1345 | break; | |
1346 | } | |
1347 | } | |
1348 | ||
1349 | /* postfix-expression: | |
1350 | primary-expression | |
1351 | postfix-expression [ expression ] | |
1352 | postfix-expression ( argument-expression-list(opt) ) | |
1353 | postfix-expression . identifier | |
1354 | postfix-expression -> identifier | |
1355 | postfix-expression ++ | |
1356 | postfix-expression -- | |
1357 | ( type-name ) { initializer-list } | |
1358 | ( type-name ) { initializer-list , } */ | |
53de5204 | 1359 | |
61ccbcfd | 1360 | void |
12ea3302 | 1361 | pp_c_postfix_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1362 | { |
1363 | enum tree_code code = TREE_CODE (e); | |
1364 | switch (code) | |
1365 | { | |
1366 | case POSTINCREMENT_EXPR: | |
1367 | case POSTDECREMENT_EXPR: | |
12ea3302 | 1368 | pp_postfix_expression (pp, TREE_OPERAND (e, 0)); |
b02cec6e | 1369 | pp_string (pp, code == POSTINCREMENT_EXPR ? "++" : "--"); |
61ccbcfd | 1370 | break; |
2f6e4e97 | 1371 | |
61ccbcfd | 1372 | case ARRAY_REF: |
12ea3302 GDR |
1373 | pp_postfix_expression (pp, TREE_OPERAND (e, 0)); |
1374 | pp_c_left_bracket (pp); | |
1375 | pp_expression (pp, TREE_OPERAND (e, 1)); | |
1376 | pp_c_right_bracket (pp); | |
61ccbcfd GDR |
1377 | break; |
1378 | ||
1379 | case CALL_EXPR: | |
5039610b SL |
1380 | { |
1381 | call_expr_arg_iterator iter; | |
1382 | tree arg; | |
1383 | pp_postfix_expression (pp, CALL_EXPR_FN (e)); | |
1384 | pp_c_left_paren (pp); | |
1385 | FOR_EACH_CALL_EXPR_ARG (arg, iter, e) | |
1386 | { | |
1387 | pp_expression (pp, arg); | |
1388 | if (more_call_expr_args_p (&iter)) | |
1389 | pp_separate_with (pp, ','); | |
1390 | } | |
1391 | pp_c_right_paren (pp); | |
1392 | break; | |
1393 | } | |
61ccbcfd | 1394 | |
bd74419f | 1395 | case UNORDERED_EXPR: |
b02cec6e | 1396 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1397 | ? "isunordered" |
1398 | : "__builtin_isunordered"); | |
1399 | goto two_args_fun; | |
1400 | ||
1401 | case ORDERED_EXPR: | |
b02cec6e | 1402 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1403 | ? "!isunordered" |
1404 | : "!__builtin_isunordered"); | |
1405 | goto two_args_fun; | |
1406 | ||
1407 | case UNLT_EXPR: | |
b02cec6e | 1408 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1409 | ? "!isgreaterequal" |
1410 | : "!__builtin_isgreaterequal"); | |
1411 | goto two_args_fun; | |
1412 | ||
1413 | case UNLE_EXPR: | |
b02cec6e | 1414 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1415 | ? "!isgreater" |
1416 | : "!__builtin_isgreater"); | |
1417 | goto two_args_fun; | |
1418 | ||
1419 | case UNGT_EXPR: | |
b02cec6e | 1420 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1421 | ? "!islessequal" |
1422 | : "!__builtin_islessequal"); | |
1423 | goto two_args_fun; | |
1424 | ||
1425 | case UNGE_EXPR: | |
b02cec6e | 1426 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1427 | ? "!isless" |
1428 | : "!__builtin_isless"); | |
1429 | goto two_args_fun; | |
1430 | ||
1431 | case UNEQ_EXPR: | |
b02cec6e | 1432 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1433 | ? "!islessgreater" |
1434 | : "!__builtin_islessgreater"); | |
1435 | goto two_args_fun; | |
1436 | ||
1437 | case LTGT_EXPR: | |
b02cec6e | 1438 | pp_c_ws_string (pp, flag_isoc99 |
bd74419f PB |
1439 | ? "islessgreater" |
1440 | : "__builtin_islessgreater"); | |
1441 | goto two_args_fun; | |
1442 | ||
1443 | two_args_fun: | |
1444 | pp_c_left_paren (pp); | |
1445 | pp_expression (pp, TREE_OPERAND (e, 0)); | |
1446 | pp_separate_with (pp, ','); | |
1447 | pp_expression (pp, TREE_OPERAND (e, 1)); | |
1448 | pp_c_right_paren (pp); | |
9b61c478 | 1449 | break; |
bd74419f | 1450 | |
76a8ecba | 1451 | case ABS_EXPR: |
b02cec6e | 1452 | pp_c_ws_string (pp, "__builtin_abs"); |
12ea3302 GDR |
1453 | pp_c_left_paren (pp); |
1454 | pp_expression (pp, TREE_OPERAND (e, 0)); | |
1455 | pp_c_right_paren (pp); | |
76a8ecba GDR |
1456 | break; |
1457 | ||
61ccbcfd GDR |
1458 | case COMPONENT_REF: |
1459 | { | |
1460 | tree object = TREE_OPERAND (e, 0); | |
1461 | if (TREE_CODE (object) == INDIRECT_REF) | |
1462 | { | |
12ea3302 GDR |
1463 | pp_postfix_expression (pp, TREE_OPERAND (object, 0)); |
1464 | pp_c_arrow (pp); | |
61ccbcfd GDR |
1465 | } |
1466 | else | |
1467 | { | |
12ea3302 GDR |
1468 | pp_postfix_expression (pp, object); |
1469 | pp_c_dot (pp); | |
61ccbcfd | 1470 | } |
12ea3302 | 1471 | pp_expression (pp, TREE_OPERAND (e, 1)); |
61ccbcfd GDR |
1472 | } |
1473 | break; | |
1474 | ||
5eddced5 JJ |
1475 | case BIT_FIELD_REF: |
1476 | { | |
1477 | tree type = TREE_TYPE (e); | |
1478 | ||
1479 | type = signed_or_unsigned_type_for (TYPE_UNSIGNED (type), type); | |
1480 | if (type | |
1481 | && tree_int_cst_equal (TYPE_SIZE (type), TREE_OPERAND (e, 1))) | |
1482 | { | |
1483 | HOST_WIDE_INT bitpos = tree_low_cst (TREE_OPERAND (e, 2), 0); | |
1484 | HOST_WIDE_INT size = tree_low_cst (TYPE_SIZE (type), 0); | |
1485 | if ((bitpos % size) == 0) | |
1486 | { | |
1487 | pp_c_left_paren (pp); | |
1488 | pp_c_left_paren (pp); | |
1489 | pp_type_id (pp, type); | |
1490 | pp_c_star (pp); | |
1491 | pp_c_right_paren (pp); | |
1492 | pp_c_ampersand (pp); | |
1493 | pp_expression (pp, TREE_OPERAND (e, 0)); | |
1494 | pp_c_right_paren (pp); | |
1495 | pp_c_left_bracket (pp); | |
1496 | pp_wide_integer (pp, bitpos / size); | |
1497 | pp_c_right_bracket (pp); | |
1498 | break; | |
1499 | } | |
1500 | } | |
1501 | pp_unsupported_tree (pp, e); | |
1502 | } | |
1503 | break; | |
1504 | ||
61ccbcfd GDR |
1505 | case COMPLEX_CST: |
1506 | case VECTOR_CST: | |
53de5204 | 1507 | pp_c_compound_literal (pp, e); |
76a8ecba GDR |
1508 | break; |
1509 | ||
66e68191 JJ |
1510 | case COMPLEX_EXPR: |
1511 | pp_c_complex_expr (pp, e); | |
1512 | break; | |
1513 | ||
1e6a3e1e | 1514 | case COMPOUND_LITERAL_EXPR: |
f06c07c7 | 1515 | e = DECL_INITIAL (COMPOUND_LITERAL_EXPR_DECL (e)); |
1e6a3e1e | 1516 | /* Fall through. */ |
76a8ecba | 1517 | case CONSTRUCTOR: |
12ea3302 | 1518 | pp_initializer (pp, e); |
61ccbcfd | 1519 | break; |
2f6e4e97 | 1520 | |
1e6a3e1e | 1521 | case VA_ARG_EXPR: |
b02cec6e | 1522 | pp_c_ws_string (pp, "__builtin_va_arg"); |
12ea3302 GDR |
1523 | pp_c_left_paren (pp); |
1524 | pp_assignment_expression (pp, TREE_OPERAND (e, 0)); | |
1525 | pp_separate_with (pp, ','); | |
1526 | pp_type_id (pp, TREE_TYPE (e)); | |
1527 | pp_c_right_paren (pp); | |
1e6a3e1e | 1528 | break; |
61ccbcfd | 1529 | |
4b780675 GDR |
1530 | case ADDR_EXPR: |
1531 | if (TREE_CODE (TREE_OPERAND (e, 0)) == FUNCTION_DECL) | |
c22cacf3 MS |
1532 | { |
1533 | pp_c_id_expression (pp, TREE_OPERAND (e, 0)); | |
1534 | break; | |
1535 | } | |
2b72593e | 1536 | /* else fall through. */ |
4b780675 | 1537 | |
61ccbcfd | 1538 | default: |
12ea3302 | 1539 | pp_primary_expression (pp, e); |
61ccbcfd GDR |
1540 | break; |
1541 | } | |
1542 | } | |
1543 | ||
6614fd40 | 1544 | /* Print out an expression-list; E is expected to be a TREE_LIST. */ |
53de5204 | 1545 | |
61ccbcfd | 1546 | void |
12ea3302 | 1547 | pp_c_expression_list (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1548 | { |
1549 | for (; e != NULL_TREE; e = TREE_CHAIN (e)) | |
1550 | { | |
12ea3302 | 1551 | pp_expression (pp, TREE_VALUE (e)); |
61ccbcfd | 1552 | if (TREE_CHAIN (e)) |
12ea3302 | 1553 | pp_separate_with (pp, ','); |
61ccbcfd GDR |
1554 | } |
1555 | } | |
1556 | ||
4038c495 GB |
1557 | /* Print out V, which contains the elements of a constructor. */ |
1558 | ||
1559 | void | |
1560 | pp_c_constructor_elts (c_pretty_printer *pp, VEC(constructor_elt,gc) *v) | |
1561 | { | |
1562 | unsigned HOST_WIDE_INT ix; | |
1563 | tree value; | |
1564 | ||
1565 | FOR_EACH_CONSTRUCTOR_VALUE (v, ix, value) | |
1566 | { | |
1567 | pp_expression (pp, value); | |
1568 | if (ix != VEC_length (constructor_elt, v) - 1) | |
1569 | pp_separate_with (pp, ','); | |
1570 | } | |
1571 | } | |
1572 | ||
5039610b SL |
1573 | /* Print out an expression-list in parens, as if it were the argument |
1574 | list to a function. */ | |
53de5204 | 1575 | |
12ea3302 GDR |
1576 | void |
1577 | pp_c_call_argument_list (c_pretty_printer *pp, tree t) | |
1578 | { | |
1579 | pp_c_left_paren (pp); | |
1580 | if (t && TREE_CODE (t) == TREE_LIST) | |
1581 | pp_c_expression_list (pp, t); | |
1582 | pp_c_right_paren (pp); | |
1583 | } | |
1584 | ||
e07d4821 GDR |
1585 | /* unary-expression: |
1586 | postfix-expression | |
1587 | ++ cast-expression | |
1588 | -- cast-expression | |
1589 | unary-operator cast-expression | |
1590 | sizeof unary-expression | |
1591 | sizeof ( type-id ) | |
1592 | ||
1593 | unary-operator: one of | |
1594 | * & + - ! ~ | |
9f63daea | 1595 | |
e07d4821 GDR |
1596 | GNU extensions. |
1597 | unary-expression: | |
1598 | __alignof__ unary-expression | |
1599 | __alignof__ ( type-id ) | |
1600 | __real__ unary-expression | |
1601 | __imag__ unary-expression */ | |
53de5204 | 1602 | |
4b780675 | 1603 | void |
12ea3302 | 1604 | pp_c_unary_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1605 | { |
1606 | enum tree_code code = TREE_CODE (e); | |
1607 | switch (code) | |
1608 | { | |
1609 | case PREINCREMENT_EXPR: | |
1610 | case PREDECREMENT_EXPR: | |
b02cec6e | 1611 | pp_string (pp, code == PREINCREMENT_EXPR ? "++" : "--"); |
12ea3302 | 1612 | pp_c_unary_expression (pp, TREE_OPERAND (e, 0)); |
61ccbcfd | 1613 | break; |
2f6e4e97 | 1614 | |
61ccbcfd GDR |
1615 | case ADDR_EXPR: |
1616 | case INDIRECT_REF: | |
61ccbcfd GDR |
1617 | case NEGATE_EXPR: |
1618 | case BIT_NOT_EXPR: | |
1619 | case TRUTH_NOT_EXPR: | |
76a8ecba | 1620 | case CONJ_EXPR: |
4b780675 GDR |
1621 | /* String literal are used by address. */ |
1622 | if (code == ADDR_EXPR && TREE_CODE (TREE_OPERAND (e, 0)) != STRING_CST) | |
12ea3302 | 1623 | pp_ampersand (pp); |
61ccbcfd | 1624 | else if (code == INDIRECT_REF) |
12ea3302 | 1625 | pp_c_star (pp); |
61ccbcfd | 1626 | else if (code == NEGATE_EXPR) |
12ea3302 | 1627 | pp_minus (pp); |
76a8ecba | 1628 | else if (code == BIT_NOT_EXPR || code == CONJ_EXPR) |
12ea3302 | 1629 | pp_complement (pp); |
61ccbcfd | 1630 | else if (code == TRUTH_NOT_EXPR) |
12ea3302 GDR |
1631 | pp_exclamation (pp); |
1632 | pp_c_cast_expression (pp, TREE_OPERAND (e, 0)); | |
61ccbcfd GDR |
1633 | break; |
1634 | ||
76a8ecba GDR |
1635 | case REALPART_EXPR: |
1636 | case IMAGPART_EXPR: | |
b02cec6e | 1637 | pp_c_ws_string (pp, code == REALPART_EXPR ? "__real__" : "__imag__"); |
12ea3302 GDR |
1638 | pp_c_whitespace (pp); |
1639 | pp_unary_expression (pp, TREE_OPERAND (e, 0)); | |
76a8ecba | 1640 | break; |
2f6e4e97 | 1641 | |
61ccbcfd | 1642 | default: |
12ea3302 | 1643 | pp_postfix_expression (pp, e); |
61ccbcfd GDR |
1644 | break; |
1645 | } | |
1646 | } | |
1647 | ||
12ea3302 GDR |
1648 | /* cast-expression: |
1649 | unary-expression | |
1650 | ( type-name ) cast-expression */ | |
53de5204 | 1651 | |
61ccbcfd | 1652 | void |
12ea3302 | 1653 | pp_c_cast_expression (c_pretty_printer *pp, tree e) |
61ccbcfd | 1654 | { |
4b780675 | 1655 | switch (TREE_CODE (e)) |
61ccbcfd | 1656 | { |
4b780675 GDR |
1657 | case FLOAT_EXPR: |
1658 | case FIX_TRUNC_EXPR: | |
1043771b | 1659 | CASE_CONVERT: |
4e37eb44 | 1660 | case VIEW_CONVERT_EXPR: |
12ea3302 GDR |
1661 | pp_c_type_cast (pp, TREE_TYPE (e)); |
1662 | pp_c_cast_expression (pp, TREE_OPERAND (e, 0)); | |
4b780675 GDR |
1663 | break; |
1664 | ||
1665 | default: | |
12ea3302 | 1666 | pp_unary_expression (pp, e); |
61ccbcfd | 1667 | } |
61ccbcfd GDR |
1668 | } |
1669 | ||
12ea3302 GDR |
1670 | /* multiplicative-expression: |
1671 | cast-expression | |
1672 | multiplicative-expression * cast-expression | |
1673 | multiplicative-expression / cast-expression | |
1674 | multiplicative-expression % cast-expression */ | |
53de5204 | 1675 | |
61ccbcfd | 1676 | static void |
12ea3302 | 1677 | pp_c_multiplicative_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1678 | { |
1679 | enum tree_code code = TREE_CODE (e); | |
1680 | switch (code) | |
1681 | { | |
1682 | case MULT_EXPR: | |
1683 | case TRUNC_DIV_EXPR: | |
1684 | case TRUNC_MOD_EXPR: | |
12ea3302 GDR |
1685 | pp_multiplicative_expression (pp, TREE_OPERAND (e, 0)); |
1686 | pp_c_whitespace (pp); | |
61ccbcfd | 1687 | if (code == MULT_EXPR) |
12ea3302 | 1688 | pp_c_star (pp); |
61ccbcfd | 1689 | else if (code == TRUNC_DIV_EXPR) |
12ea3302 | 1690 | pp_slash (pp); |
61ccbcfd | 1691 | else |
12ea3302 GDR |
1692 | pp_modulo (pp); |
1693 | pp_c_whitespace (pp); | |
1694 | pp_c_cast_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1695 | break; |
1696 | ||
1697 | default: | |
12ea3302 | 1698 | pp_c_cast_expression (pp, e); |
61ccbcfd GDR |
1699 | break; |
1700 | } | |
1701 | } | |
1702 | ||
12ea3302 GDR |
1703 | /* additive-expression: |
1704 | multiplicative-expression | |
1705 | additive-expression + multiplicative-expression | |
1706 | additive-expression - multiplicative-expression */ | |
53de5204 | 1707 | |
965514bd | 1708 | static void |
12ea3302 | 1709 | pp_c_additive_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1710 | { |
1711 | enum tree_code code = TREE_CODE (e); | |
1712 | switch (code) | |
1713 | { | |
d7705934 | 1714 | case POINTER_PLUS_EXPR: |
61ccbcfd GDR |
1715 | case PLUS_EXPR: |
1716 | case MINUS_EXPR: | |
12ea3302 GDR |
1717 | pp_c_additive_expression (pp, TREE_OPERAND (e, 0)); |
1718 | pp_c_whitespace (pp); | |
d7705934 | 1719 | if (code == PLUS_EXPR || code == POINTER_PLUS_EXPR) |
12ea3302 | 1720 | pp_plus (pp); |
61ccbcfd | 1721 | else |
12ea3302 GDR |
1722 | pp_minus (pp); |
1723 | pp_c_whitespace (pp); | |
9f63daea | 1724 | pp_multiplicative_expression (pp, TREE_OPERAND (e, 1)); |
61ccbcfd GDR |
1725 | break; |
1726 | ||
1727 | default: | |
12ea3302 | 1728 | pp_multiplicative_expression (pp, e); |
61ccbcfd GDR |
1729 | break; |
1730 | } | |
1731 | } | |
1732 | ||
12ea3302 GDR |
1733 | /* additive-expression: |
1734 | additive-expression | |
1735 | shift-expression << additive-expression | |
1736 | shift-expression >> additive-expression */ | |
53de5204 | 1737 | |
965514bd | 1738 | static void |
12ea3302 | 1739 | pp_c_shift_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1740 | { |
1741 | enum tree_code code = TREE_CODE (e); | |
1742 | switch (code) | |
1743 | { | |
1744 | case LSHIFT_EXPR: | |
1745 | case RSHIFT_EXPR: | |
12ea3302 GDR |
1746 | pp_c_shift_expression (pp, TREE_OPERAND (e, 0)); |
1747 | pp_c_whitespace (pp); | |
b02cec6e | 1748 | pp_string (pp, code == LSHIFT_EXPR ? "<<" : ">>"); |
12ea3302 GDR |
1749 | pp_c_whitespace (pp); |
1750 | pp_c_additive_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1751 | break; |
1752 | ||
1753 | default: | |
12ea3302 | 1754 | pp_c_additive_expression (pp, e); |
61ccbcfd GDR |
1755 | } |
1756 | } | |
1757 | ||
12ea3302 GDR |
1758 | /* relational-expression: |
1759 | shift-expression | |
1760 | relational-expression < shift-expression | |
1761 | relational-expression > shift-expression | |
1762 | relational-expression <= shift-expression | |
1763 | relational-expression >= shift-expression */ | |
53de5204 | 1764 | |
61ccbcfd | 1765 | static void |
12ea3302 | 1766 | pp_c_relational_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1767 | { |
1768 | enum tree_code code = TREE_CODE (e); | |
1769 | switch (code) | |
1770 | { | |
1771 | case LT_EXPR: | |
1772 | case GT_EXPR: | |
1773 | case LE_EXPR: | |
1774 | case GE_EXPR: | |
12ea3302 GDR |
1775 | pp_c_relational_expression (pp, TREE_OPERAND (e, 0)); |
1776 | pp_c_whitespace (pp); | |
61ccbcfd | 1777 | if (code == LT_EXPR) |
12ea3302 | 1778 | pp_less (pp); |
61ccbcfd | 1779 | else if (code == GT_EXPR) |
12ea3302 | 1780 | pp_greater (pp); |
61ccbcfd | 1781 | else if (code == LE_EXPR) |
b02cec6e | 1782 | pp_string (pp, "<="); |
61ccbcfd | 1783 | else if (code == GE_EXPR) |
b02cec6e | 1784 | pp_string (pp, ">="); |
12ea3302 GDR |
1785 | pp_c_whitespace (pp); |
1786 | pp_c_shift_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1787 | break; |
1788 | ||
1789 | default: | |
12ea3302 | 1790 | pp_c_shift_expression (pp, e); |
61ccbcfd GDR |
1791 | break; |
1792 | } | |
1793 | } | |
1794 | ||
12ea3302 GDR |
1795 | /* equality-expression: |
1796 | relational-expression | |
1797 | equality-expression == relational-expression | |
1798 | equality-equality != relational-expression */ | |
53de5204 | 1799 | |
965514bd | 1800 | static void |
12ea3302 | 1801 | pp_c_equality_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1802 | { |
1803 | enum tree_code code = TREE_CODE (e); | |
1804 | switch (code) | |
1805 | { | |
1806 | case EQ_EXPR: | |
1807 | case NE_EXPR: | |
12ea3302 GDR |
1808 | pp_c_equality_expression (pp, TREE_OPERAND (e, 0)); |
1809 | pp_c_whitespace (pp); | |
b02cec6e | 1810 | pp_string (pp, code == EQ_EXPR ? "==" : "!="); |
12ea3302 GDR |
1811 | pp_c_whitespace (pp); |
1812 | pp_c_relational_expression (pp, TREE_OPERAND (e, 1)); | |
2f6e4e97 AJ |
1813 | break; |
1814 | ||
61ccbcfd | 1815 | default: |
12ea3302 | 1816 | pp_c_relational_expression (pp, e); |
61ccbcfd GDR |
1817 | break; |
1818 | } | |
1819 | } | |
1820 | ||
12ea3302 GDR |
1821 | /* AND-expression: |
1822 | equality-expression | |
1823 | AND-expression & equality-equality */ | |
53de5204 | 1824 | |
965514bd | 1825 | static void |
12ea3302 | 1826 | pp_c_and_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1827 | { |
1828 | if (TREE_CODE (e) == BIT_AND_EXPR) | |
1829 | { | |
12ea3302 GDR |
1830 | pp_c_and_expression (pp, TREE_OPERAND (e, 0)); |
1831 | pp_c_whitespace (pp); | |
1832 | pp_ampersand (pp); | |
1833 | pp_c_whitespace (pp); | |
1834 | pp_c_equality_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1835 | } |
1836 | else | |
12ea3302 | 1837 | pp_c_equality_expression (pp, e); |
61ccbcfd GDR |
1838 | } |
1839 | ||
12ea3302 GDR |
1840 | /* exclusive-OR-expression: |
1841 | AND-expression | |
1842 | exclusive-OR-expression ^ AND-expression */ | |
53de5204 | 1843 | |
965514bd | 1844 | static void |
12ea3302 | 1845 | pp_c_exclusive_or_expression (c_pretty_printer *pp, tree e) |
61ccbcfd | 1846 | { |
6f536f74 JJ |
1847 | if (TREE_CODE (e) == BIT_XOR_EXPR |
1848 | || TREE_CODE (e) == TRUTH_XOR_EXPR) | |
61ccbcfd | 1849 | { |
12ea3302 | 1850 | pp_c_exclusive_or_expression (pp, TREE_OPERAND (e, 0)); |
6f536f74 JJ |
1851 | if (TREE_CODE (e) == BIT_XOR_EXPR) |
1852 | pp_c_maybe_whitespace (pp); | |
1853 | else | |
1854 | pp_c_whitespace (pp); | |
12ea3302 GDR |
1855 | pp_carret (pp); |
1856 | pp_c_whitespace (pp); | |
1857 | pp_c_and_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1858 | } |
1859 | else | |
12ea3302 | 1860 | pp_c_and_expression (pp, e); |
61ccbcfd GDR |
1861 | } |
1862 | ||
12ea3302 GDR |
1863 | /* inclusive-OR-expression: |
1864 | exclusive-OR-expression | |
1865 | inclusive-OR-expression | exclusive-OR-expression */ | |
53de5204 | 1866 | |
965514bd | 1867 | static void |
12ea3302 | 1868 | pp_c_inclusive_or_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1869 | { |
1870 | if (TREE_CODE (e) == BIT_IOR_EXPR) | |
1871 | { | |
12ea3302 GDR |
1872 | pp_c_exclusive_or_expression (pp, TREE_OPERAND (e, 0)); |
1873 | pp_c_whitespace (pp); | |
1874 | pp_bar (pp); | |
1875 | pp_c_whitespace (pp); | |
1876 | pp_c_exclusive_or_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1877 | } |
1878 | else | |
12ea3302 | 1879 | pp_c_exclusive_or_expression (pp, e); |
61ccbcfd GDR |
1880 | } |
1881 | ||
12ea3302 GDR |
1882 | /* logical-AND-expression: |
1883 | inclusive-OR-expression | |
1884 | logical-AND-expression && inclusive-OR-expression */ | |
53de5204 | 1885 | |
965514bd | 1886 | static void |
12ea3302 | 1887 | pp_c_logical_and_expression (c_pretty_printer *pp, tree e) |
61ccbcfd | 1888 | { |
6f536f74 JJ |
1889 | if (TREE_CODE (e) == TRUTH_ANDIF_EXPR |
1890 | || TREE_CODE (e) == TRUTH_AND_EXPR) | |
61ccbcfd | 1891 | { |
12ea3302 GDR |
1892 | pp_c_logical_and_expression (pp, TREE_OPERAND (e, 0)); |
1893 | pp_c_whitespace (pp); | |
b02cec6e | 1894 | pp_string (pp, "&&"); |
12ea3302 GDR |
1895 | pp_c_whitespace (pp); |
1896 | pp_c_inclusive_or_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1897 | } |
1898 | else | |
12ea3302 | 1899 | pp_c_inclusive_or_expression (pp, e); |
61ccbcfd GDR |
1900 | } |
1901 | ||
12ea3302 GDR |
1902 | /* logical-OR-expression: |
1903 | logical-AND-expression | |
1904 | logical-OR-expression || logical-AND-expression */ | |
53de5204 | 1905 | |
61ccbcfd | 1906 | void |
12ea3302 | 1907 | pp_c_logical_or_expression (c_pretty_printer *pp, tree e) |
61ccbcfd | 1908 | { |
6f536f74 JJ |
1909 | if (TREE_CODE (e) == TRUTH_ORIF_EXPR |
1910 | || TREE_CODE (e) == TRUTH_OR_EXPR) | |
61ccbcfd | 1911 | { |
12ea3302 GDR |
1912 | pp_c_logical_or_expression (pp, TREE_OPERAND (e, 0)); |
1913 | pp_c_whitespace (pp); | |
b02cec6e | 1914 | pp_string (pp, "||"); |
12ea3302 GDR |
1915 | pp_c_whitespace (pp); |
1916 | pp_c_logical_and_expression (pp, TREE_OPERAND (e, 1)); | |
61ccbcfd GDR |
1917 | } |
1918 | else | |
12ea3302 | 1919 | pp_c_logical_and_expression (pp, e); |
61ccbcfd GDR |
1920 | } |
1921 | ||
12ea3302 GDR |
1922 | /* conditional-expression: |
1923 | logical-OR-expression | |
1924 | logical-OR-expression ? expression : conditional-expression */ | |
53de5204 | 1925 | |
61ccbcfd | 1926 | static void |
12ea3302 | 1927 | pp_c_conditional_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1928 | { |
1929 | if (TREE_CODE (e) == COND_EXPR) | |
1930 | { | |
12ea3302 GDR |
1931 | pp_c_logical_or_expression (pp, TREE_OPERAND (e, 0)); |
1932 | pp_c_whitespace (pp); | |
1933 | pp_question (pp); | |
1934 | pp_c_whitespace (pp); | |
1935 | pp_expression (pp, TREE_OPERAND (e, 1)); | |
1936 | pp_c_whitespace (pp); | |
1937 | pp_colon (pp); | |
1938 | pp_c_whitespace (pp); | |
1939 | pp_c_conditional_expression (pp, TREE_OPERAND (e, 2)); | |
61ccbcfd GDR |
1940 | } |
1941 | else | |
12ea3302 | 1942 | pp_c_logical_or_expression (pp, e); |
61ccbcfd GDR |
1943 | } |
1944 | ||
1945 | ||
12ea3302 GDR |
1946 | /* assignment-expression: |
1947 | conditional-expression | |
9f63daea | 1948 | unary-expression assignment-operator assignment-expression |
12ea3302 GDR |
1949 | |
1950 | assignment-expression: one of | |
1951 | = *= /= %= += -= >>= <<= &= ^= |= */ | |
53de5204 | 1952 | |
61ccbcfd | 1953 | static void |
12ea3302 | 1954 | pp_c_assignment_expression (c_pretty_printer *pp, tree e) |
61ccbcfd | 1955 | { |
b8698a0f | 1956 | if (TREE_CODE (e) == MODIFY_EXPR |
07beea0d | 1957 | || TREE_CODE (e) == INIT_EXPR) |
61ccbcfd | 1958 | { |
726a989a | 1959 | pp_c_unary_expression (pp, TREE_OPERAND (e, 0)); |
12ea3302 GDR |
1960 | pp_c_whitespace (pp); |
1961 | pp_equal (pp); | |
1962 | pp_space (pp); | |
726a989a | 1963 | pp_c_expression (pp, TREE_OPERAND (e, 1)); |
61ccbcfd GDR |
1964 | } |
1965 | else | |
12ea3302 | 1966 | pp_c_conditional_expression (pp, e); |
61ccbcfd GDR |
1967 | } |
1968 | ||
12ea3302 GDR |
1969 | /* expression: |
1970 | assignment-expression | |
1971 | expression , assignment-expression | |
1972 | ||
1973 | Implementation note: instead of going through the usual recursion | |
1974 | chain, I take the liberty of dispatching nodes to the appropriate | |
1975 | functions. This makes some redundancy, but it worths it. That also | |
1976 | prevents a possible infinite recursion between pp_c_primary_expression () | |
1977 | and pp_c_expression (). */ | |
53de5204 | 1978 | |
61ccbcfd | 1979 | void |
12ea3302 | 1980 | pp_c_expression (c_pretty_printer *pp, tree e) |
61ccbcfd GDR |
1981 | { |
1982 | switch (TREE_CODE (e)) | |
1983 | { | |
1984 | case INTEGER_CST: | |
12ea3302 | 1985 | pp_c_integer_constant (pp, e); |
61ccbcfd | 1986 | break; |
2f6e4e97 | 1987 | |
61ccbcfd | 1988 | case REAL_CST: |
12ea3302 | 1989 | pp_c_floating_constant (pp, e); |
61ccbcfd GDR |
1990 | break; |
1991 | ||
325217ed CF |
1992 | case FIXED_CST: |
1993 | pp_c_fixed_constant (pp, e); | |
1994 | break; | |
1995 | ||
61ccbcfd | 1996 | case STRING_CST: |
12ea3302 | 1997 | pp_c_string_literal (pp, e); |
61ccbcfd | 1998 | break; |
2f6e4e97 | 1999 | |
12ea3302 | 2000 | case IDENTIFIER_NODE: |
61ccbcfd GDR |
2001 | case FUNCTION_DECL: |
2002 | case VAR_DECL: | |
2003 | case CONST_DECL: | |
2004 | case PARM_DECL: | |
2005 | case RESULT_DECL: | |
2006 | case FIELD_DECL: | |
2007 | case LABEL_DECL: | |
2008 | case ERROR_MARK: | |
12ea3302 | 2009 | pp_primary_expression (pp, e); |
61ccbcfd GDR |
2010 | break; |
2011 | ||
2012 | case POSTINCREMENT_EXPR: | |
2013 | case POSTDECREMENT_EXPR: | |
2014 | case ARRAY_REF: | |
2015 | case CALL_EXPR: | |
2016 | case COMPONENT_REF: | |
5eddced5 | 2017 | case BIT_FIELD_REF: |
61ccbcfd | 2018 | case COMPLEX_CST: |
53de5204 | 2019 | case COMPLEX_EXPR: |
61ccbcfd | 2020 | case VECTOR_CST: |
bd74419f PB |
2021 | case ORDERED_EXPR: |
2022 | case UNORDERED_EXPR: | |
2023 | case LTGT_EXPR: | |
2024 | case UNEQ_EXPR: | |
2025 | case UNLE_EXPR: | |
2026 | case UNLT_EXPR: | |
2027 | case UNGE_EXPR: | |
2028 | case UNGT_EXPR: | |
76a8ecba GDR |
2029 | case ABS_EXPR: |
2030 | case CONSTRUCTOR: | |
1e6a3e1e | 2031 | case COMPOUND_LITERAL_EXPR: |
1e6a3e1e | 2032 | case VA_ARG_EXPR: |
12ea3302 | 2033 | pp_postfix_expression (pp, e); |
61ccbcfd GDR |
2034 | break; |
2035 | ||
76a8ecba GDR |
2036 | case CONJ_EXPR: |
2037 | case ADDR_EXPR: | |
2038 | case INDIRECT_REF: | |
2039 | case NEGATE_EXPR: | |
2040 | case BIT_NOT_EXPR: | |
2041 | case TRUTH_NOT_EXPR: | |
2042 | case PREINCREMENT_EXPR: | |
2043 | case PREDECREMENT_EXPR: | |
76a8ecba GDR |
2044 | case REALPART_EXPR: |
2045 | case IMAGPART_EXPR: | |
12ea3302 | 2046 | pp_c_unary_expression (pp, e); |
76a8ecba GDR |
2047 | break; |
2048 | ||
76a8ecba | 2049 | case FLOAT_EXPR: |
4b780675 | 2050 | case FIX_TRUNC_EXPR: |
1043771b | 2051 | CASE_CONVERT: |
4e37eb44 | 2052 | case VIEW_CONVERT_EXPR: |
12ea3302 | 2053 | pp_c_cast_expression (pp, e); |
61ccbcfd GDR |
2054 | break; |
2055 | ||
2056 | case MULT_EXPR: | |
2057 | case TRUNC_MOD_EXPR: | |
2058 | case TRUNC_DIV_EXPR: | |
12ea3302 | 2059 | pp_multiplicative_expression (pp, e); |
61ccbcfd GDR |
2060 | break; |
2061 | ||
2062 | case LSHIFT_EXPR: | |
2063 | case RSHIFT_EXPR: | |
12ea3302 | 2064 | pp_c_shift_expression (pp, e); |
61ccbcfd GDR |
2065 | break; |
2066 | ||
2067 | case LT_EXPR: | |
2068 | case GT_EXPR: | |
2069 | case LE_EXPR: | |
2070 | case GE_EXPR: | |
12ea3302 | 2071 | pp_c_relational_expression (pp, e); |
61ccbcfd GDR |
2072 | break; |
2073 | ||
2074 | case BIT_AND_EXPR: | |
12ea3302 | 2075 | pp_c_and_expression (pp, e); |
61ccbcfd GDR |
2076 | break; |
2077 | ||
2078 | case BIT_XOR_EXPR: | |
6f536f74 | 2079 | case TRUTH_XOR_EXPR: |
12ea3302 | 2080 | pp_c_exclusive_or_expression (pp, e); |
61ccbcfd GDR |
2081 | break; |
2082 | ||
2083 | case BIT_IOR_EXPR: | |
12ea3302 | 2084 | pp_c_inclusive_or_expression (pp, e); |
61ccbcfd GDR |
2085 | break; |
2086 | ||
2087 | case TRUTH_ANDIF_EXPR: | |
6f536f74 | 2088 | case TRUTH_AND_EXPR: |
12ea3302 | 2089 | pp_c_logical_and_expression (pp, e); |
61ccbcfd GDR |
2090 | break; |
2091 | ||
2092 | case TRUTH_ORIF_EXPR: | |
6f536f74 | 2093 | case TRUTH_OR_EXPR: |
12ea3302 | 2094 | pp_c_logical_or_expression (pp, e); |
61ccbcfd GDR |
2095 | break; |
2096 | ||
4b780675 GDR |
2097 | case EQ_EXPR: |
2098 | case NE_EXPR: | |
12ea3302 | 2099 | pp_c_equality_expression (pp, e); |
4b780675 | 2100 | break; |
9f63daea | 2101 | |
61ccbcfd | 2102 | case COND_EXPR: |
12ea3302 | 2103 | pp_conditional_expression (pp, e); |
61ccbcfd GDR |
2104 | break; |
2105 | ||
d7705934 | 2106 | case POINTER_PLUS_EXPR: |
4b780675 GDR |
2107 | case PLUS_EXPR: |
2108 | case MINUS_EXPR: | |
12ea3302 | 2109 | pp_c_additive_expression (pp, e); |
61ccbcfd GDR |
2110 | break; |
2111 | ||
4b780675 GDR |
2112 | case MODIFY_EXPR: |
2113 | case INIT_EXPR: | |
12ea3302 | 2114 | pp_assignment_expression (pp, e); |
61ccbcfd GDR |
2115 | break; |
2116 | ||
2117 | case COMPOUND_EXPR: | |
12ea3302 GDR |
2118 | pp_c_left_paren (pp); |
2119 | pp_expression (pp, TREE_OPERAND (e, 0)); | |
2120 | pp_separate_with (pp, ','); | |
2121 | pp_assignment_expression (pp, TREE_OPERAND (e, 1)); | |
2122 | pp_c_right_paren (pp); | |
61ccbcfd | 2123 | break; |
2f6e4e97 | 2124 | |
4b780675 GDR |
2125 | case NON_LVALUE_EXPR: |
2126 | case SAVE_EXPR: | |
12ea3302 GDR |
2127 | pp_expression (pp, TREE_OPERAND (e, 0)); |
2128 | break; | |
2129 | ||
2130 | case TARGET_EXPR: | |
2131 | pp_postfix_expression (pp, TREE_OPERAND (e, 1)); | |
4b780675 | 2132 | break; |
9f63daea | 2133 | |
fb38d8d2 | 2134 | case BIND_EXPR: |
260fda3d | 2135 | case GOTO_EXPR: |
fb38d8d2 JJ |
2136 | /* We don't yet have a way of dumping statements in a |
2137 | human-readable format. */ | |
2138 | pp_string (pp, "({...})"); | |
2139 | break; | |
2140 | ||
61ccbcfd | 2141 | default: |
12ea3302 | 2142 | pp_unsupported_tree (pp, e); |
61ccbcfd GDR |
2143 | break; |
2144 | } | |
2145 | } | |
2146 | ||
4b780675 | 2147 | |
7ff4a7ef GDR |
2148 | \f |
2149 | /* Statements. */ | |
12ea3302 | 2150 | |
7ff4a7ef | 2151 | void |
12ea3302 | 2152 | pp_c_statement (c_pretty_printer *pp, tree stmt) |
7ff4a7ef | 2153 | { |
4b780675 GDR |
2154 | if (stmt == NULL) |
2155 | return; | |
5a508662 RH |
2156 | |
2157 | if (pp_needs_newline (pp)) | |
2158 | pp_newline_and_indent (pp, 0); | |
9f63daea | 2159 | |
934790cc | 2160 | dump_generic_node (pp_base (pp), stmt, pp_indentation (pp), 0, true); |
7ff4a7ef GDR |
2161 | } |
2162 | ||
f076f0ce GDR |
2163 | \f |
2164 | /* Initialize the PRETTY-PRINTER for handling C codes. */ | |
53de5204 | 2165 | |
f076f0ce | 2166 | void |
12ea3302 | 2167 | pp_c_pretty_printer_init (c_pretty_printer *pp) |
f076f0ce GDR |
2168 | { |
2169 | pp->offset_list = 0; | |
2170 | ||
2171 | pp->declaration = pp_c_declaration; | |
2172 | pp->declaration_specifiers = pp_c_declaration_specifiers; | |
f076f0ce GDR |
2173 | pp->declarator = pp_c_declarator; |
2174 | pp->direct_declarator = pp_c_direct_declarator; | |
12ea3302 | 2175 | pp->type_specifier_seq = pp_c_specifier_qualifier_list; |
4b780675 | 2176 | pp->abstract_declarator = pp_c_abstract_declarator; |
12ea3302 GDR |
2177 | pp->direct_abstract_declarator = pp_c_direct_abstract_declarator; |
2178 | pp->ptr_operator = pp_c_pointer; | |
2179 | pp->parameter_list = pp_c_parameter_type_list; | |
f076f0ce | 2180 | pp->type_id = pp_c_type_id; |
12ea3302 | 2181 | pp->simple_type_specifier = pp_c_type_specifier; |
4b780675 GDR |
2182 | pp->function_specifier = pp_c_function_specifier; |
2183 | pp->storage_class_specifier = pp_c_storage_class_specifier; | |
f076f0ce GDR |
2184 | |
2185 | pp->statement = pp_c_statement; | |
2186 | ||
a176426f | 2187 | pp->constant = pp_c_constant; |
4b780675 | 2188 | pp->id_expression = pp_c_id_expression; |
f076f0ce GDR |
2189 | pp->primary_expression = pp_c_primary_expression; |
2190 | pp->postfix_expression = pp_c_postfix_expression; | |
2191 | pp->unary_expression = pp_c_unary_expression; | |
2192 | pp->initializer = pp_c_initializer; | |
2193 | pp->multiplicative_expression = pp_c_multiplicative_expression; | |
2194 | pp->conditional_expression = pp_c_conditional_expression; | |
2195 | pp->assignment_expression = pp_c_assignment_expression; | |
12ea3302 | 2196 | pp->expression = pp_c_expression; |
f076f0ce | 2197 | } |
6de9cd9a DN |
2198 | |
2199 | ||
2200 | /* Print the tree T in full, on file FILE. */ | |
2201 | ||
2202 | void | |
2203 | print_c_tree (FILE *file, tree t) | |
2204 | { | |
2205 | static c_pretty_printer pp_rec; | |
2206 | static bool initialized = 0; | |
2207 | c_pretty_printer *pp = &pp_rec; | |
2208 | ||
2209 | if (!initialized) | |
2210 | { | |
2211 | initialized = 1; | |
2212 | pp_construct (pp_base (pp), NULL, 0); | |
2213 | pp_c_pretty_printer_init (pp); | |
2214 | pp_needs_newline (pp) = true; | |
2215 | } | |
2216 | pp_base (pp)->buffer->stream = file; | |
2217 | ||
2218 | pp_statement (pp, t); | |
2219 | ||
2220 | pp_newline (pp); | |
2221 | pp_flush (pp); | |
2222 | } | |
2223 | ||
2224 | /* Print the tree T in full, on stderr. */ | |
2225 | ||
2226 | void | |
2227 | debug_c_tree (tree t) | |
2228 | { | |
2229 | print_c_tree (stderr, t); | |
2230 | fputc ('\n', stderr); | |
2231 | } | |
2232 | ||
2233 | /* Output the DECL_NAME of T. If T has no DECL_NAME, output a string made | |
2234 | up of T's memory address. */ | |
2235 | ||
2236 | void | |
2237 | pp_c_tree_decl_identifier (c_pretty_printer *pp, tree t) | |
2238 | { | |
2239 | const char *name; | |
2240 | ||
366de0ce | 2241 | gcc_assert (DECL_P (t)); |
6de9cd9a DN |
2242 | |
2243 | if (DECL_NAME (t)) | |
2244 | name = IDENTIFIER_POINTER (DECL_NAME (t)); | |
2245 | else | |
2246 | { | |
2247 | static char xname[8]; | |
34c6743c | 2248 | sprintf (xname, "<U%4x>", ((unsigned)((uintptr_t)(t) & 0xffff))); |
6de9cd9a DN |
2249 | name = xname; |
2250 | } | |
2251 | ||
2252 | pp_c_identifier (pp, name); | |
2253 | } |