]>
Commit | Line | Data |
---|---|---|
e04a16fb | 1 | /* Functions related to building classes and their related objects. |
37b31012 | 2 | Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002 |
400500c4 | 3 | Free Software Foundation, Inc. |
e04a16fb AG |
4 | |
5 | This file is part of GNU CC. | |
6 | ||
7 | GNU CC is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU CC is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU CC; see the file COPYING. If not, write to | |
19 | the Free Software Foundation, 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. | |
21 | ||
22 | Java and all Java-based marks are trademarks or registered trademarks | |
23 | of Sun Microsystems, Inc. in the United States and other countries. | |
24 | The Free Software Foundation is independent of Sun Microsystems, Inc. */ | |
25 | ||
26 | /* Written by Per Bothner <bothner@cygnus.com> */ | |
27 | ||
e04a16fb | 28 | #include "config.h" |
1f43f4b4 | 29 | #include "system.h" |
e04a16fb AG |
30 | #include "tree.h" |
31 | #include "rtl.h" | |
75d01ad7 | 32 | #include "flags.h" |
e04a16fb AG |
33 | #include "java-tree.h" |
34 | #include "jcf.h" | |
35 | #include "obstack.h" | |
1f43f4b4 | 36 | #include "toplev.h" |
d4476be2 KG |
37 | #include "output.h" |
38 | #include "parse.h" | |
2cc07db4 | 39 | #include "function.h" |
19e223db | 40 | #include "ggc.h" |
7be5b0e5 | 41 | #include "stdio.h" |
6351543d | 42 | #include "target.h" |
e04a16fb | 43 | |
7be5b0e5 AG |
44 | /* DOS brain-damage */ |
45 | #ifndef O_BINARY | |
46 | #define O_BINARY 0 /* MS-DOS brain-damage */ | |
47 | #endif | |
48 | ||
df32d2ce KG |
49 | static tree make_method_value PARAMS ((tree)); |
50 | static tree build_java_method_type PARAMS ((tree, tree, int)); | |
51 | static int32 hashUtf8String PARAMS ((const char *, int)); | |
52 | static tree make_field_value PARAMS ((tree)); | |
53 | static tree get_dispatch_vector PARAMS ((tree)); | |
54 | static tree get_dispatch_table PARAMS ((tree, tree)); | |
df32d2ce KG |
55 | static void add_interface_do PARAMS ((tree, tree, int)); |
56 | static tree maybe_layout_super_class PARAMS ((tree, tree)); | |
57 | static int assume_compiled PARAMS ((const char *)); | |
861ef928 BM |
58 | static tree build_method_symbols_entry PARAMS ((tree)); |
59 | ||
e2500fed GK |
60 | static GTY(()) rtx registerClass_libfunc; |
61 | static GTY(()) rtx registerResource_libfunc; | |
e04a16fb | 62 | |
1f8f4a0b | 63 | struct obstack temporary_obstack; |
e04a16fb | 64 | |
48aedbca AG |
65 | /* The compiler generates different code depending on whether or not |
66 | it can assume certain classes have been compiled down to native | |
67 | code or not. The compiler options -fassume-compiled= and | |
68 | -fno-assume-compiled= are used to create a tree of | |
69 | assume_compiled_node objects. This tree is queried to determine if | |
70 | a class is assume to be compiled or not. Each node in the tree | |
71 | represents either a package or a specific class. */ | |
72 | ||
73 | typedef struct assume_compiled_node_struct | |
74 | { | |
75 | /* The class or package name. */ | |
76 | const char *ident; | |
77 | ||
ee142fe7 | 78 | /* Nonzero if this represents an exclusion. */ |
48aedbca AG |
79 | int excludep; |
80 | ||
81 | /* Pointers to other nodes in the tree. */ | |
82 | struct assume_compiled_node_struct *parent; | |
83 | struct assume_compiled_node_struct *sibling; | |
84 | struct assume_compiled_node_struct *child; | |
85 | } assume_compiled_node; | |
86 | ||
c63b98cd | 87 | static assume_compiled_node *find_assume_compiled_node |
df32d2ce | 88 | PARAMS ((assume_compiled_node *, const char *)); |
c63b98cd | 89 | |
48aedbca AG |
90 | /* This is the root of the include/exclude tree. */ |
91 | ||
92 | static assume_compiled_node *assume_compiled_tree; | |
93 | ||
e2500fed | 94 | static GTY(()) tree class_roots[5]; |
b5c4fed9 PB |
95 | #define registered_class class_roots[0] |
96 | #define fields_ident class_roots[1] /* get_identifier ("fields") */ | |
97 | #define info_ident class_roots[2] /* get_identifier ("info") */ | |
98 | #define class_list class_roots[3] | |
6d37cf2f | 99 | #define class_dtable_decl class_roots[4] |
b5c4fed9 | 100 | |
48aedbca AG |
101 | /* Return the node that most closely represents the class whose name |
102 | is IDENT. Start the search from NODE. Return NULL if an | |
103 | appropriate node does not exist. */ | |
104 | ||
c63b98cd | 105 | static assume_compiled_node * |
48aedbca AG |
106 | find_assume_compiled_node (node, ident) |
107 | assume_compiled_node *node; | |
108 | const char *ident; | |
109 | { | |
110 | while (node) | |
111 | { | |
112 | size_t node_ident_length = strlen (node->ident); | |
113 | ||
114 | /* node_ident_length is zero at the root of the tree. If the | |
115 | identifiers are the same length, then we have matching | |
116 | classes. Otherwise check if we've matched an enclosing | |
117 | package name. */ | |
118 | ||
119 | if (node_ident_length == 0 | |
120 | || (strncmp (ident, node->ident, node_ident_length) == 0 | |
121 | && (strlen (ident) == node_ident_length | |
122 | || ident[node_ident_length] == '.'))) | |
123 | { | |
124 | /* We've found a match, however, there might be a more | |
125 | specific match. */ | |
126 | ||
127 | assume_compiled_node *found = find_assume_compiled_node (node->child, | |
128 | ident); | |
129 | if (found) | |
130 | return found; | |
131 | else | |
132 | return node; | |
133 | } | |
134 | ||
135 | /* No match yet. Continue through the sibling list. */ | |
136 | node = node->sibling; | |
137 | } | |
138 | ||
139 | /* No match at all in this tree. */ | |
140 | return NULL; | |
141 | } | |
142 | ||
143 | /* Add a new IDENT to the include/exclude tree. It's an exclusion | |
ee142fe7 | 144 | if EXCLUDEP is nonzero. */ |
48aedbca AG |
145 | |
146 | void | |
147 | add_assume_compiled (ident, excludep) | |
148 | const char *ident; | |
149 | int excludep; | |
150 | { | |
151 | assume_compiled_node *parent; | |
152 | assume_compiled_node *node = | |
a92cb0c3 | 153 | xmalloc (sizeof (assume_compiled_node)); |
48aedbca | 154 | |
c63b98cd | 155 | node->ident = xstrdup (ident); |
48aedbca AG |
156 | node->excludep = excludep; |
157 | node->child = NULL; | |
158 | ||
159 | /* Create the root of the tree if it doesn't exist yet. */ | |
160 | ||
161 | if (NULL == assume_compiled_tree) | |
162 | { | |
a92cb0c3 | 163 | assume_compiled_tree = xmalloc (sizeof (assume_compiled_node)); |
48aedbca AG |
164 | assume_compiled_tree->ident = ""; |
165 | assume_compiled_tree->excludep = 0; | |
166 | assume_compiled_tree->sibling = NULL; | |
167 | assume_compiled_tree->child = NULL; | |
168 | assume_compiled_tree->parent = NULL; | |
169 | } | |
170 | ||
171 | /* Calling the function with the empty string means we're setting | |
172 | excludep for the root of the hierarchy. */ | |
173 | ||
174 | if (0 == ident[0]) | |
175 | { | |
176 | assume_compiled_tree->excludep = excludep; | |
177 | return; | |
178 | } | |
179 | ||
180 | /* Find the parent node for this new node. PARENT will either be a | |
181 | class or a package name. Adjust PARENT accordingly. */ | |
182 | ||
183 | parent = find_assume_compiled_node (assume_compiled_tree, ident); | |
184 | if (ident[strlen (parent->ident)] != '.') | |
185 | parent = parent->parent; | |
186 | ||
187 | /* Insert NODE into the tree. */ | |
188 | ||
189 | node->parent = parent; | |
190 | node->sibling = parent->child; | |
191 | parent->child = node; | |
192 | } | |
193 | ||
ee142fe7 | 194 | /* Returns nonzero if IDENT is the name of a class that the compiler |
48aedbca AG |
195 | should assume has been compiled to FIXME */ |
196 | ||
c63b98cd | 197 | static int |
48aedbca AG |
198 | assume_compiled (ident) |
199 | const char *ident; | |
200 | { | |
201 | assume_compiled_node *i; | |
202 | int result; | |
203 | ||
204 | if (NULL == assume_compiled_tree) | |
205 | return 1; | |
206 | ||
207 | i = find_assume_compiled_node (assume_compiled_tree, | |
208 | ident); | |
209 | ||
210 | result = ! i->excludep; | |
211 | ||
212 | return (result); | |
213 | } | |
214 | ||
e04a16fb AG |
215 | /* Return an IDENTIFIER_NODE the same as (OLD_NAME, OLD_LENGTH). |
216 | except that characters matching OLD_CHAR are substituted by NEW_CHAR. | |
217 | Also, PREFIX is prepended, and SUFFIX is appended. */ | |
218 | ||
219 | tree | |
220 | ident_subst (old_name, old_length, prefix, old_char, new_char, suffix) | |
221 | const char* old_name; | |
222 | int old_length; | |
223 | const char *prefix; | |
224 | int old_char; | |
225 | int new_char; | |
226 | const char *suffix; | |
227 | { | |
228 | int prefix_len = strlen (prefix); | |
229 | int suffix_len = strlen (suffix); | |
230 | int i = prefix_len + old_length + suffix_len + 1; | |
231 | #ifdef __GNUC__ | |
232 | char buffer[i]; | |
233 | #else | |
a92cb0c3 | 234 | char *buffer = alloca (i); |
e04a16fb AG |
235 | #endif |
236 | strcpy (buffer, prefix); | |
237 | for (i = 0; i < old_length; i++) | |
238 | { | |
239 | char ch = old_name[i]; | |
240 | if (ch == old_char) | |
241 | ch = new_char; | |
242 | buffer[prefix_len + i] = ch; | |
243 | } | |
244 | strcpy (buffer + prefix_len + old_length, suffix); | |
245 | return get_identifier (buffer); | |
246 | } | |
247 | ||
248 | /* Return an IDENTIFIER_NODE the same as OLD_ID, | |
249 | except that characters matching OLD_CHAR are substituted by NEW_CHAR. | |
250 | Also, PREFIX is prepended, and SUFFIX is appended. */ | |
251 | ||
252 | tree | |
253 | identifier_subst (old_id, prefix, old_char, new_char, suffix) | |
254 | const tree old_id; | |
255 | const char *prefix; | |
256 | int old_char; | |
257 | int new_char; | |
258 | const char *suffix; | |
259 | { | |
260 | return ident_subst (IDENTIFIER_POINTER (old_id), IDENTIFIER_LENGTH (old_id), | |
261 | prefix, old_char, new_char, suffix); | |
262 | } | |
263 | ||
264 | /* Generate a valid C identifier from the name of the class TYPE, | |
265 | prefixed by PREFIX. */ | |
266 | ||
267 | tree | |
268 | mangled_classname (prefix, type) | |
d4476be2 KG |
269 | const char *prefix; |
270 | tree type; | |
e04a16fb AG |
271 | { |
272 | tree ident = TYPE_NAME (type); | |
273 | if (TREE_CODE (ident) != IDENTIFIER_NODE) | |
274 | ident = DECL_NAME (ident); | |
7e57923c | 275 | return identifier_subst (ident, prefix, '.', '_', ""); |
e04a16fb AG |
276 | } |
277 | ||
278 | tree | |
279 | make_class () | |
280 | { | |
281 | tree type; | |
e04a16fb | 282 | type = make_node (RECORD_TYPE); |
e04a16fb | 283 | TYPE_BINFO (type) = make_tree_vec (6); |
c2952b01 | 284 | MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC (type); |
e04a16fb AG |
285 | |
286 | return type; | |
287 | } | |
288 | ||
289 | /* Given a fully-qualified classname in NAME (whose length is NAME_LENGTH), | |
290 | and where each of the constituents is separated by '/', | |
291 | return a corresponding IDENTIFIER_NODE, except using '.' as separator. */ | |
292 | ||
293 | tree | |
294 | unmangle_classname (name, name_length) | |
295 | const char *name; int name_length; | |
296 | { | |
c877974e | 297 | tree to_return = ident_subst (name, name_length, "", '/', '.', ""); |
1982388a APB |
298 | /* It's not sufficient to compare to_return and get_identifier |
299 | (name) to determine whether to_return is qualified. There are | |
300 | cases in signature analysis where name will be stripped of a | |
301 | trailing ';'. */ | |
302 | name = IDENTIFIER_POINTER (to_return); | |
303 | while (*name) | |
304 | if (*name++ == '.') | |
305 | { | |
306 | QUALIFIED_P (to_return) = 1; | |
307 | break; | |
308 | } | |
309 | ||
c877974e | 310 | return to_return; |
e04a16fb AG |
311 | } |
312 | ||
313 | tree | |
314 | push_class (class_type, class_name) | |
315 | tree class_type, class_name; | |
316 | { | |
317 | tree decl, signature; | |
3b304f5b | 318 | const char *save_input_filename = input_filename; |
e04a16fb AG |
319 | int save_lineno = lineno; |
320 | tree source_name = identifier_subst (class_name, "", '.', '/', ".java"); | |
10919149 | 321 | CLASS_P (class_type) = 1; |
e04a16fb AG |
322 | input_filename = IDENTIFIER_POINTER (source_name); |
323 | lineno = 0; | |
324 | decl = build_decl (TYPE_DECL, class_name, class_type); | |
9d7d8362 APB |
325 | |
326 | /* dbxout needs a DECL_SIZE if in gstabs mode */ | |
327 | DECL_SIZE (decl) = integer_zero_node; | |
328 | ||
e04a16fb AG |
329 | input_filename = save_input_filename; |
330 | lineno = save_lineno; | |
331 | signature = identifier_subst (class_name, "L", '.', '/', ";"); | |
a7303141 | 332 | IDENTIFIER_SIGNATURE_TYPE (signature) = build_pointer_type (class_type); |
e04a16fb | 333 | |
a83f01f0 | 334 | /* Setting DECL_ARTIFICIAL forces dbxout.c to specific the type is |
e04a16fb AG |
335 | both a typedef and in the struct name-space. We may want to re-visit |
336 | this later, but for now it reduces the changes needed for gdb. */ | |
337 | DECL_ARTIFICIAL (decl) = 1; | |
338 | ||
339 | pushdecl_top_level (decl); | |
e04a16fb | 340 | |
e04a16fb AG |
341 | return decl; |
342 | } | |
343 | ||
344 | /* Finds the (global) class named NAME. Creates the class if not found. | |
345 | Also creates associated TYPE_DECL. | |
346 | Does not check if the class actually exists, load the class, | |
347 | fill in field or methods, or do layout_type. */ | |
348 | ||
349 | tree | |
350 | lookup_class (name) | |
351 | tree name; | |
352 | { | |
353 | tree decl = IDENTIFIER_CLASS_VALUE (name); | |
354 | if (decl == NULL_TREE) | |
355 | decl = push_class (make_class (), name); | |
356 | return TREE_TYPE (decl); | |
357 | } | |
358 | ||
359 | void | |
360 | set_super_info (access_flags, this_class, super_class, interfaces_count) | |
361 | int access_flags; | |
362 | tree this_class; | |
363 | tree super_class; | |
364 | int interfaces_count; | |
365 | { | |
366 | int total_supers = interfaces_count; | |
367 | tree class_decl = TYPE_NAME (this_class); | |
368 | if (super_class) | |
369 | total_supers++; | |
370 | ||
e04a16fb AG |
371 | TYPE_BINFO_BASETYPES (this_class) = make_tree_vec (total_supers); |
372 | if (super_class) | |
373 | { | |
374 | tree super_binfo = make_tree_vec (6); | |
375 | BINFO_TYPE (super_binfo) = super_class; | |
376 | BINFO_OFFSET (super_binfo) = integer_zero_node; | |
377 | TREE_VIA_PUBLIC (super_binfo) = 1; | |
378 | TREE_VEC_ELT (BINFO_BASETYPES (TYPE_BINFO (this_class)), 0) | |
379 | = super_binfo; | |
380 | CLASS_HAS_SUPER (this_class) = 1; | |
381 | } | |
3ff9925c | 382 | |
4a70e37e APB |
383 | set_class_decl_access_flags (access_flags, class_decl); |
384 | } | |
385 | ||
386 | void | |
387 | set_class_decl_access_flags (access_flags, class_decl) | |
388 | int access_flags; | |
389 | tree class_decl; | |
390 | { | |
e04a16fb AG |
391 | if (access_flags & ACC_PUBLIC) CLASS_PUBLIC (class_decl) = 1; |
392 | if (access_flags & ACC_FINAL) CLASS_FINAL (class_decl) = 1; | |
393 | if (access_flags & ACC_SUPER) CLASS_SUPER (class_decl) = 1; | |
394 | if (access_flags & ACC_INTERFACE) CLASS_INTERFACE (class_decl) = 1; | |
395 | if (access_flags & ACC_ABSTRACT) CLASS_ABSTRACT (class_decl) = 1; | |
c2952b01 | 396 | if (access_flags & ACC_STATIC) CLASS_STATIC (class_decl) = 1; |
cf1748bf | 397 | if (access_flags & ACC_PRIVATE) CLASS_PRIVATE (class_decl) = 1; |
4dbf4496 | 398 | if (access_flags & ACC_PROTECTED) CLASS_PROTECTED (class_decl) = 1; |
6b6294f1 | 399 | if (access_flags & ACC_STRICT) CLASS_STRICTFP (class_decl) = 1; |
e04a16fb AG |
400 | } |
401 | ||
402 | /* Return length of inheritance chain of CLAS, where java.lang.Object is 0, | |
403 | direct sub-classes of Object are 1, and so on. */ | |
404 | ||
405 | int | |
406 | class_depth (clas) | |
407 | tree clas; | |
408 | { | |
409 | int depth = 0; | |
410 | if (! CLASS_LOADED_P (clas)) | |
411 | load_class (clas, 1); | |
e920ebc9 APB |
412 | if (TYPE_SIZE (clas) == error_mark_node) |
413 | return -1; | |
e04a16fb AG |
414 | while (clas != object_type_node) |
415 | { | |
416 | depth++; | |
417 | clas = TYPE_BINFO_BASETYPE (clas, 0); | |
418 | } | |
419 | return depth; | |
420 | } | |
421 | ||
422 | /* Return true iff TYPE2 is an interface that extends interface TYPE1 */ | |
423 | ||
424 | int | |
425 | interface_of_p (type1, type2) | |
426 | tree type1, type2; | |
427 | { | |
428 | int n, i; | |
429 | tree basetype_vec; | |
430 | ||
431 | if (!(basetype_vec = TYPE_BINFO_BASETYPES (type2))) | |
432 | return 0; | |
433 | n = TREE_VEC_LENGTH (basetype_vec); | |
434 | for (i = 0; i < n; i++) | |
435 | { | |
436 | tree vec_elt = TREE_VEC_ELT (basetype_vec, i); | |
437 | if (vec_elt && BINFO_TYPE (vec_elt) == type1) | |
438 | return 1; | |
439 | } | |
440 | for (i = 0; i < n; i++) | |
441 | { | |
442 | tree vec_elt = TREE_VEC_ELT (basetype_vec, i); | |
443 | if (vec_elt && BINFO_TYPE (vec_elt) | |
444 | && interface_of_p (type1, BINFO_TYPE (vec_elt))) | |
445 | return 1; | |
446 | } | |
447 | return 0; | |
448 | } | |
449 | ||
450 | /* Return true iff TYPE1 inherits from TYPE2. */ | |
451 | ||
452 | int | |
453 | inherits_from_p (type1, type2) | |
454 | tree type1, type2; | |
455 | { | |
456 | while (type1 != NULL_TREE && TREE_CODE (type1) == RECORD_TYPE) | |
457 | { | |
458 | if (type1 == type2) | |
459 | return 1; | |
460 | type1 = CLASSTYPE_SUPER (type1); | |
461 | } | |
462 | return 0; | |
463 | } | |
464 | ||
c2952b01 APB |
465 | /* Return a 1 iff TYPE1 is an enclosing context for TYPE2 */ |
466 | ||
467 | int | |
468 | enclosing_context_p (type1, type2) | |
469 | tree type1, type2; | |
470 | { | |
471 | if (!INNER_CLASS_TYPE_P (type2)) | |
472 | return 0; | |
473 | ||
474 | for (type2 = TREE_TYPE (DECL_CONTEXT (TYPE_NAME (type2))); | |
475 | type2; | |
476 | type2 = (INNER_CLASS_TYPE_P (type2) ? | |
477 | TREE_TYPE (DECL_CONTEXT (TYPE_NAME (type2))) : NULL_TREE)) | |
478 | { | |
479 | if (type2 == type1) | |
480 | return 1; | |
481 | } | |
482 | ||
483 | return 0; | |
484 | } | |
485 | ||
152de068 APB |
486 | /* Return 1 iff there exists a common enclosing context between TYPE1 |
487 | and TYPE2. */ | |
488 | ||
489 | int common_enclosing_context_p (type1, type2) | |
490 | tree type1, type2; | |
491 | { | |
4dbf4496 | 492 | if (!PURE_INNER_CLASS_TYPE_P (type1) || !PURE_INNER_CLASS_TYPE_P (type2)) |
152de068 APB |
493 | return 0; |
494 | ||
495 | for (type1 = TREE_TYPE (DECL_CONTEXT (TYPE_NAME (type1))); type1; | |
496 | type1 = (PURE_INNER_CLASS_TYPE_P (type1) ? | |
497 | TREE_TYPE (DECL_CONTEXT (TYPE_NAME (type1))) : NULL_TREE)) | |
498 | { | |
499 | tree current; | |
500 | for (current = TREE_TYPE (DECL_CONTEXT (TYPE_NAME (type2))); current; | |
501 | current = (PURE_INNER_CLASS_TYPE_P (current) ? | |
502 | TREE_TYPE (DECL_CONTEXT (TYPE_NAME (current))) : | |
503 | NULL_TREE)) | |
504 | if (type1 == current) | |
505 | return 1; | |
506 | } | |
507 | return 0; | |
508 | } | |
509 | ||
e04a16fb AG |
510 | static void |
511 | add_interface_do (basetype_vec, interface_class, i) | |
512 | tree basetype_vec, interface_class; | |
513 | int i; | |
514 | { | |
515 | tree interface_binfo = make_tree_vec (6); | |
516 | BINFO_TYPE (interface_binfo) = interface_class; | |
517 | BINFO_OFFSET (interface_binfo) = integer_zero_node; | |
a7c5337d | 518 | BINFO_VPTR_FIELD (interface_binfo) = integer_zero_node; |
e04a16fb AG |
519 | TREE_VIA_VIRTUAL (interface_binfo) = 1; |
520 | TREE_VIA_PUBLIC (interface_binfo) = 1; | |
521 | TREE_VEC_ELT (basetype_vec, i) = interface_binfo; | |
522 | } | |
523 | ||
524 | /* Add INTERFACE_CLASS to THIS_CLASS iff INTERFACE_CLASS can't be | |
525 | found in THIS_CLASS. Returns NULL_TREE upon success, INTERFACE_CLASS | |
526 | if attempt is made to add it twice. */ | |
527 | ||
528 | tree | |
529 | maybe_add_interface (this_class, interface_class) | |
530 | tree this_class, interface_class; | |
531 | { | |
532 | tree basetype_vec = TYPE_BINFO_BASETYPES (this_class); | |
e04a16fb AG |
533 | int i; |
534 | int n = TREE_VEC_LENGTH (basetype_vec); | |
535 | for (i = 0; ; i++) | |
536 | { | |
537 | if (i >= n) | |
538 | { | |
539 | error ("internal error - too many interface type"); | |
540 | return NULL_TREE; | |
541 | } | |
542 | else if (TREE_VEC_ELT (basetype_vec, i) == NULL_TREE) | |
543 | break; | |
544 | else if (BINFO_TYPE (TREE_VEC_ELT (basetype_vec, i)) == interface_class) | |
545 | return interface_class; | |
546 | } | |
547 | add_interface_do (basetype_vec, interface_class, i); | |
548 | return NULL_TREE; | |
549 | } | |
550 | ||
551 | /* Add the INTERFACE_CLASS as one of the interfaces of THIS_CLASS. */ | |
552 | ||
553 | void | |
554 | add_interface (this_class, interface_class) | |
555 | tree this_class, interface_class; | |
556 | { | |
557 | tree basetype_vec = TYPE_BINFO_BASETYPES (this_class); | |
558 | int i; | |
559 | int n = TREE_VEC_LENGTH (basetype_vec); | |
560 | for (i = 0; ; i++) | |
561 | { | |
562 | if (i >= n) | |
563 | { | |
564 | error ("internal error - too many interface type"); | |
565 | return; | |
566 | } | |
567 | else if (TREE_VEC_ELT (basetype_vec, i) == NULL_TREE) | |
568 | break; | |
569 | } | |
570 | add_interface_do (basetype_vec, interface_class, i); | |
571 | } | |
572 | ||
d4476be2 | 573 | #if 0 |
e04a16fb AG |
574 | /* Return the address of a pointer to the first FUNCTION_DECL |
575 | in the list (*LIST) whose DECL_NAME is NAME. */ | |
576 | ||
577 | static tree * | |
578 | find_named_method (list, name) | |
579 | tree *list; | |
580 | tree name; | |
581 | { | |
582 | while (*list && DECL_NAME (*list) != name) | |
583 | list = &TREE_CHAIN (*list); | |
584 | return list; | |
585 | } | |
d4476be2 | 586 | #endif |
e04a16fb | 587 | |
4bcde32e | 588 | static tree |
e04a16fb AG |
589 | build_java_method_type (fntype, this_class, access_flags) |
590 | tree fntype; | |
591 | tree this_class; | |
592 | int access_flags; | |
593 | { | |
594 | if (access_flags & ACC_STATIC) | |
595 | return fntype; | |
c02ebb18 | 596 | return build_method_type (this_class, fntype); |
e04a16fb AG |
597 | } |
598 | ||
599 | tree | |
c02ebb18 ZW |
600 | add_method_1 (this_class, access_flags, name, function_type) |
601 | tree this_class; | |
e04a16fb AG |
602 | int access_flags; |
603 | tree name; | |
604 | tree function_type; | |
605 | { | |
606 | tree method_type, fndecl; | |
e04a16fb AG |
607 | |
608 | method_type = build_java_method_type (function_type, | |
c02ebb18 | 609 | this_class, access_flags); |
e04a16fb AG |
610 | |
611 | fndecl = build_decl (FUNCTION_DECL, name, method_type); | |
c02ebb18 | 612 | DECL_CONTEXT (fndecl) = this_class; |
e04a16fb AG |
613 | |
614 | DECL_LANG_SPECIFIC (fndecl) | |
a92cb0c3 | 615 | = ggc_alloc_cleared (sizeof (struct lang_decl)); |
e2500fed | 616 | DECL_LANG_SPECIFIC (fndecl)->desc = LANG_DECL_FUNC; |
e04a16fb | 617 | |
3ff9925c | 618 | /* Initialize the static initializer test table. */ |
e2500fed GK |
619 | |
620 | DECL_FUNCTION_INIT_TEST_TABLE (fndecl) = | |
621 | java_treetreehash_create (10, 1); | |
3ff9925c | 622 | |
4009bb7d APB |
623 | /* Initialize the initialized (static) class table. */ |
624 | if (access_flags & ACC_STATIC) | |
e2500fed GK |
625 | DECL_FUNCTION_INITIALIZED_CLASS_TABLE (fndecl) = |
626 | htab_create_ggc (50, htab_hash_pointer, htab_eq_pointer, NULL); | |
4009bb7d | 627 | |
5412ef6b PB |
628 | /* Initialize the static method invocation compound list */ |
629 | DECL_FUNCTION_STATIC_METHOD_INVOCATION_COMPOUND (fndecl) = NULL_TREE; | |
4009bb7d | 630 | |
c02ebb18 ZW |
631 | TREE_CHAIN (fndecl) = TYPE_METHODS (this_class); |
632 | TYPE_METHODS (this_class) = fndecl; | |
e04a16fb | 633 | |
eec87542 HB |
634 | /* Notice that this is a finalizer and update the class type |
635 | accordingly. This is used to optimize instance allocation. */ | |
636 | if (name == finalize_identifier_node | |
637 | && TREE_TYPE (function_type) == void_type_node | |
638 | && TREE_VALUE (TYPE_ARG_TYPES (function_type)) == void_type_node) | |
c02ebb18 | 639 | HAS_FINALIZER_P (this_class) = 1; |
eec87542 | 640 | |
e04a16fb AG |
641 | if (access_flags & ACC_PUBLIC) METHOD_PUBLIC (fndecl) = 1; |
642 | if (access_flags & ACC_PROTECTED) METHOD_PROTECTED (fndecl) = 1; | |
8119c720 APB |
643 | if (access_flags & ACC_PRIVATE) |
644 | METHOD_PRIVATE (fndecl) = DECL_INLINE (fndecl) = 1; | |
7145d9fe TT |
645 | if (access_flags & ACC_NATIVE) |
646 | { | |
647 | METHOD_NATIVE (fndecl) = 1; | |
648 | DECL_EXTERNAL (fndecl) = 1; | |
649 | } | |
8119c720 APB |
650 | if (access_flags & ACC_STATIC) |
651 | METHOD_STATIC (fndecl) = DECL_INLINE (fndecl) = 1; | |
652 | if (access_flags & ACC_FINAL) | |
653 | METHOD_FINAL (fndecl) = DECL_INLINE (fndecl) = 1; | |
e04a16fb AG |
654 | if (access_flags & ACC_SYNCHRONIZED) METHOD_SYNCHRONIZED (fndecl) = 1; |
655 | if (access_flags & ACC_ABSTRACT) METHOD_ABSTRACT (fndecl) = 1; | |
656 | if (access_flags & ACC_TRANSIENT) METHOD_TRANSIENT (fndecl) = 1; | |
6b6294f1 | 657 | if (access_flags & ACC_STRICT) METHOD_STRICTFP (fndecl) = 1; |
e04a16fb AG |
658 | return fndecl; |
659 | } | |
660 | ||
661 | /* Add a method to THIS_CLASS. | |
662 | The method's name is NAME. | |
663 | Its signature (mangled type) is METHOD_SIG (an IDENTIFIER_NODE). */ | |
664 | ||
665 | tree | |
666 | add_method (this_class, access_flags, name, method_sig) | |
667 | tree this_class; | |
668 | int access_flags; | |
669 | tree name; | |
670 | tree method_sig; | |
671 | { | |
d640220c | 672 | tree function_type, fndecl; |
400500c4 RK |
673 | const unsigned char *sig |
674 | = (const unsigned char *) IDENTIFIER_POINTER (method_sig); | |
675 | ||
e04a16fb | 676 | if (sig[0] != '(') |
400500c4 RK |
677 | fatal_error ("bad method signature"); |
678 | ||
e04a16fb | 679 | function_type = get_type_from_signature (method_sig); |
c02ebb18 | 680 | fndecl = add_method_1 (this_class, access_flags, name, function_type); |
e04a16fb | 681 | set_java_signature (TREE_TYPE (fndecl), method_sig); |
e04a16fb AG |
682 | return fndecl; |
683 | } | |
684 | ||
685 | tree | |
686 | add_field (class, name, field_type, flags) | |
687 | tree class; | |
688 | tree name; | |
689 | tree field_type; | |
690 | int flags; | |
691 | { | |
692 | int is_static = (flags & ACC_STATIC) != 0; | |
693 | tree field; | |
e04a16fb | 694 | field = build_decl (is_static ? VAR_DECL : FIELD_DECL, name, field_type); |
e04a16fb AG |
695 | TREE_CHAIN (field) = TYPE_FIELDS (class); |
696 | TYPE_FIELDS (class) = field; | |
697 | DECL_CONTEXT (field) = class; | |
698 | ||
699 | if (flags & ACC_PUBLIC) FIELD_PUBLIC (field) = 1; | |
700 | if (flags & ACC_PROTECTED) FIELD_PROTECTED (field) = 1; | |
701 | if (flags & ACC_PRIVATE) FIELD_PRIVATE (field) = 1; | |
702 | if (flags & ACC_FINAL) FIELD_FINAL (field) = 1; | |
703 | if (flags & ACC_VOLATILE) FIELD_VOLATILE (field) = 1; | |
704 | if (flags & ACC_TRANSIENT) FIELD_TRANSIENT (field) = 1; | |
705 | if (is_static) | |
706 | { | |
707 | FIELD_STATIC (field) = 1; | |
a7303141 PB |
708 | /* Always make field externally visible. This is required so |
709 | that native methods can always access the field. */ | |
710 | TREE_PUBLIC (field) = 1; | |
f0c75752 RH |
711 | /* Considered external until we know what classes are being |
712 | compiled into this object file. */ | |
713 | DECL_EXTERNAL (field) = 1; | |
e04a16fb | 714 | } |
f0c75752 | 715 | |
e04a16fb AG |
716 | return field; |
717 | } | |
718 | ||
719 | /* Associate a constant value CONSTANT with VAR_DECL FIELD. */ | |
720 | ||
721 | void | |
722 | set_constant_value (field, constant) | |
723 | tree field, constant; | |
724 | { | |
725 | if (field == NULL_TREE) | |
726 | warning ("misplaced ConstantValue attribute (not in any field)"); | |
727 | else if (DECL_INITIAL (field) != NULL_TREE) | |
a83f01f0 | 728 | warning ("duplicate ConstantValue attribute for field '%s'", |
e04a16fb AG |
729 | IDENTIFIER_POINTER (DECL_NAME (field))); |
730 | else | |
493d561d APB |
731 | { |
732 | DECL_INITIAL (field) = constant; | |
1b9ee723 PB |
733 | if (TREE_TYPE (constant) != TREE_TYPE (field) |
734 | && ! (TREE_TYPE (constant) == int_type_node | |
735 | && INTEGRAL_TYPE_P (TREE_TYPE (field)) | |
289b57ee PB |
736 | && TYPE_PRECISION (TREE_TYPE (field)) <= 32) |
737 | && ! (TREE_TYPE (constant) == utf8const_ptr_type | |
738 | && TREE_TYPE (field) == string_ptr_type_node)) | |
739 | error ("ConstantValue attribute of field '%s' has wrong type", | |
1b9ee723 | 740 | IDENTIFIER_POINTER (DECL_NAME (field))); |
493d561d APB |
741 | if (FIELD_FINAL (field)) |
742 | DECL_FIELD_FINAL_IUD (field) = 1; | |
743 | } | |
e04a16fb AG |
744 | } |
745 | ||
746 | /* Count the number of Unicode chars encoded in a given Ut8 string. */ | |
747 | ||
4bcde32e | 748 | #if 0 |
e04a16fb AG |
749 | int |
750 | strLengthUtf8 (str, len) | |
751 | char *str; | |
752 | int len; | |
753 | { | |
754 | register unsigned char* ptr = (unsigned char*) str; | |
755 | register unsigned char *limit = ptr + len; | |
756 | int str_length = 0; | |
757 | for (; ptr < limit; str_length++) { | |
758 | if (UTF8_GET (ptr, limit) < 0) | |
759 | return -1; | |
760 | } | |
761 | return str_length; | |
762 | } | |
4bcde32e | 763 | #endif |
e04a16fb AG |
764 | |
765 | ||
766 | /* Calculate a hash value for a string encoded in Utf8 format. | |
767 | * This returns the same hash value as specified for java.lang.String.hashCode. | |
768 | */ | |
769 | ||
4bcde32e | 770 | static int32 |
e04a16fb | 771 | hashUtf8String (str, len) |
4bcde32e | 772 | const char *str; |
e04a16fb AG |
773 | int len; |
774 | { | |
4bcde32e KG |
775 | register const unsigned char* ptr = (const unsigned char*) str; |
776 | register const unsigned char *limit = ptr + len; | |
e04a16fb AG |
777 | int32 hash = 0; |
778 | for (; ptr < limit;) | |
779 | { | |
780 | int ch = UTF8_GET (ptr, limit); | |
781 | /* Updated specification from | |
782 | http://www.javasoft.com/docs/books/jls/clarify.html. */ | |
783 | hash = (31 * hash) + ch; | |
784 | } | |
785 | return hash; | |
786 | } | |
787 | ||
7be5b0e5 AG |
788 | /* Generate a byte array representing the contents of FILENAME. The |
789 | array is assigned a unique local symbol. The array represents a | |
790 | compiled Java resource, which is accessed by the runtime using | |
791 | NAME. */ | |
792 | void | |
793 | compile_resource_file (name, filename) | |
794 | char *name; | |
37b31012 | 795 | const char *filename; |
7be5b0e5 AG |
796 | { |
797 | struct stat stat_buf; | |
798 | int fd; | |
799 | char *buffer; | |
800 | char buf[60]; | |
801 | tree rtype, field = NULL_TREE, data_type, rinit, data, decl; | |
802 | static int Jr_count = 0; | |
803 | ||
804 | fd = open (filename, O_RDONLY | O_BINARY); | |
805 | if (fd < 0) | |
806 | { | |
807 | perror ("Failed to read resource file"); | |
808 | return; | |
809 | } | |
810 | if (fstat (fd, &stat_buf) != 0 | |
811 | || ! S_ISREG (stat_buf.st_mode)) | |
812 | { | |
813 | perror ("Could not figure length of resource file"); | |
814 | return; | |
815 | } | |
816 | buffer = xmalloc (strlen (name) + stat_buf.st_size); | |
817 | strcpy (buffer, name); | |
818 | read (fd, buffer + strlen (name), stat_buf.st_size); | |
819 | close (fd); | |
820 | data_type = build_prim_array_type (unsigned_byte_type_node, | |
821 | strlen (name) + stat_buf.st_size); | |
822 | rtype = make_node (RECORD_TYPE); | |
823 | PUSH_FIELD (rtype, field, "name_length", unsigned_int_type_node); | |
824 | PUSH_FIELD (rtype, field, "resource_length", unsigned_int_type_node); | |
825 | PUSH_FIELD (rtype, field, "data", data_type); | |
826 | FINISH_RECORD (rtype); | |
827 | START_RECORD_CONSTRUCTOR (rinit, rtype); | |
828 | PUSH_FIELD_VALUE (rinit, "name_length", | |
829 | build_int_2 (strlen (name), 0)); | |
830 | PUSH_FIELD_VALUE (rinit, "resource_length", | |
831 | build_int_2 (stat_buf.st_size, 0)); | |
832 | data = build_string (strlen(name) + stat_buf.st_size, buffer); | |
833 | TREE_TYPE (data) = data_type; | |
834 | PUSH_FIELD_VALUE (rinit, "data", data); | |
835 | FINISH_RECORD_CONSTRUCTOR (rinit); | |
836 | TREE_CONSTANT (rinit) = 1; | |
837 | ||
838 | /* Generate a unique-enough identifier. */ | |
839 | sprintf(buf, "_Jr%d", ++Jr_count); | |
840 | ||
841 | decl = build_decl (VAR_DECL, get_identifier (buf), rtype); | |
842 | TREE_STATIC (decl) = 1; | |
843 | DECL_ARTIFICIAL (decl) = 1; | |
844 | DECL_IGNORED_P (decl) = 1; | |
845 | TREE_READONLY (decl) = 1; | |
846 | TREE_THIS_VOLATILE (decl) = 0; | |
847 | DECL_INITIAL (decl) = rinit; | |
848 | layout_decl (decl, 0); | |
849 | pushdecl (decl); | |
850 | rest_of_decl_compilation (decl, (char*) 0, global_bindings_p (), 0); | |
851 | make_decl_rtl (decl, (char*) 0); | |
852 | assemble_variable (decl, 1, 0, 0); | |
853 | ||
854 | { | |
855 | tree init_name = get_file_function_name ('I'); | |
856 | tree init_type = build_function_type (void_type_node, end_params_node); | |
857 | tree init_decl; | |
858 | ||
859 | init_decl = build_decl (FUNCTION_DECL, init_name, init_type); | |
860 | SET_DECL_ASSEMBLER_NAME (init_decl, init_name); | |
861 | TREE_STATIC (init_decl) = 1; | |
862 | current_function_decl = init_decl; | |
863 | DECL_RESULT (init_decl) = build_decl (RESULT_DECL, | |
864 | NULL_TREE, void_type_node); | |
ef969525 RH |
865 | |
866 | /* It can be a static function as long as collect2 does not have | |
867 | to scan the object file to find its ctor/dtor routine. */ | |
868 | TREE_PUBLIC (init_decl) = ! targetm.have_ctors_dtors; | |
869 | ||
7be5b0e5 AG |
870 | pushlevel (0); |
871 | make_decl_rtl (init_decl, NULL); | |
872 | init_function_start (init_decl, input_filename, 0); | |
873 | expand_function_start (init_decl, 0); | |
874 | ||
875 | emit_library_call (registerResource_libfunc, 0, VOIDmode, 1, | |
876 | gen_rtx (SYMBOL_REF, Pmode, buf), | |
877 | Pmode); | |
878 | ||
879 | expand_function_end (input_filename, 0, 0); | |
880 | poplevel (1, 0, 1); | |
881 | { | |
882 | /* Force generation, even with -O3 or deeper. Gross hack. FIXME */ | |
883 | int saved_flag = flag_inline_functions; | |
884 | flag_inline_functions = 0; | |
885 | rest_of_compilation (init_decl); | |
886 | flag_inline_functions = saved_flag; | |
887 | } | |
888 | current_function_decl = NULL_TREE; | |
889 | (* targetm.asm_out.constructor) (XEXP (DECL_RTL (init_decl), 0), | |
890 | DEFAULT_INIT_PRIORITY); | |
891 | } | |
892 | } | |
893 | ||
e04a16fb AG |
894 | tree utf8_decl_list = NULL_TREE; |
895 | ||
896 | tree | |
897 | build_utf8_ref (name) | |
898 | tree name; | |
899 | { | |
c8e7d2e6 | 900 | const char * name_ptr = IDENTIFIER_POINTER(name); |
e04a16fb AG |
901 | int name_len = IDENTIFIER_LENGTH(name); |
902 | char buf[60]; | |
ab3a6dd6 | 903 | tree ctype, field = NULL_TREE, str_type, cinit, string; |
e04a16fb | 904 | static int utf8_count = 0; |
5667c33d | 905 | int name_hash; |
e04a16fb AG |
906 | tree ref = IDENTIFIER_UTF8_REF (name); |
907 | tree decl; | |
908 | if (ref != NULL_TREE) | |
909 | return ref; | |
910 | ||
e04a16fb AG |
911 | ctype = make_node (RECORD_TYPE); |
912 | str_type = build_prim_array_type (unsigned_byte_type_node, | |
913 | name_len + 1); /* Allow for final '\0'. */ | |
914 | PUSH_FIELD (ctype, field, "hash", unsigned_short_type_node); | |
915 | PUSH_FIELD (ctype, field, "length", unsigned_short_type_node); | |
916 | PUSH_FIELD (ctype, field, "data", str_type); | |
917 | FINISH_RECORD (ctype); | |
918 | START_RECORD_CONSTRUCTOR (cinit, ctype); | |
7e57923c AH |
919 | name_hash = hashUtf8String (name_ptr, name_len) & 0xFFFF; |
920 | PUSH_FIELD_VALUE (cinit, "hash", build_int_2 (name_hash, 0)); | |
921 | PUSH_FIELD_VALUE (cinit, "length", build_int_2 (name_len, 0)); | |
922 | string = build_string (name_len, name_ptr); | |
e04a16fb AG |
923 | TREE_TYPE (string) = str_type; |
924 | PUSH_FIELD_VALUE (cinit, "data", string); | |
925 | FINISH_RECORD_CONSTRUCTOR (cinit); | |
99fd3aa5 | 926 | TREE_CONSTANT (cinit) = 1; |
e04a16fb | 927 | |
48187504 | 928 | /* Generate a unique-enough identifier. */ |
e04a16fb | 929 | sprintf(buf, "_Utf%d", ++utf8_count); |
e04a16fb AG |
930 | |
931 | decl = build_decl (VAR_DECL, get_identifier (buf), utf8const_type); | |
e04a16fb AG |
932 | TREE_STATIC (decl) = 1; |
933 | DECL_ARTIFICIAL (decl) = 1; | |
934 | DECL_IGNORED_P (decl) = 1; | |
935 | TREE_READONLY (decl) = 1; | |
99fd3aa5 | 936 | TREE_THIS_VOLATILE (decl) = 0; |
e04a16fb | 937 | DECL_INITIAL (decl) = cinit; |
10c45943 | 938 | #ifdef HAVE_GAS_SHF_MERGE |
5667c33d DB |
939 | { |
940 | int decl_size; | |
941 | /* Ensure decl_size is a multiple of utf8const_type's alignment. */ | |
942 | decl_size = (name_len + 5 + TYPE_ALIGN_UNIT (utf8const_type) - 1) | |
943 | & ~(TYPE_ALIGN_UNIT (utf8const_type) - 1); | |
944 | if (flag_merge_constants && decl_size < 256) | |
945 | { | |
946 | char buf[32]; | |
947 | int flags = (SECTION_OVERRIDE | |
948 | | SECTION_MERGE | (SECTION_ENTSIZE & decl_size)); | |
949 | sprintf (buf, ".rodata.jutf8.%d", decl_size); | |
950 | named_section_flags (buf, flags); | |
951 | DECL_SECTION_NAME (decl) = build_string (strlen (buf), buf); | |
952 | } | |
953 | } | |
10c45943 | 954 | #endif |
e04a16fb AG |
955 | TREE_CHAIN (decl) = utf8_decl_list; |
956 | layout_decl (decl, 0); | |
957 | pushdecl (decl); | |
958 | rest_of_decl_compilation (decl, (char*) 0, global_bindings_p (), 0); | |
959 | utf8_decl_list = decl; | |
6c418184 | 960 | make_decl_rtl (decl, (char*) 0); |
e04a16fb AG |
961 | ref = build1 (ADDR_EXPR, utf8const_ptr_type, decl); |
962 | IDENTIFIER_UTF8_REF (name) = ref; | |
e04a16fb AG |
963 | return ref; |
964 | } | |
965 | ||
966 | /* Build a reference to the class TYPE. | |
967 | Also handles primitive types and array types. */ | |
968 | ||
969 | tree | |
970 | build_class_ref (type) | |
971 | tree type; | |
972 | { | |
973 | int is_compiled = is_compiled_class (type); | |
974 | if (is_compiled) | |
975 | { | |
976 | tree ref, decl_name, decl; | |
977 | if (TREE_CODE (type) == POINTER_TYPE) | |
978 | type = TREE_TYPE (type); | |
979 | if (TREE_CODE (type) == RECORD_TYPE) | |
980 | { | |
981 | if (TYPE_SIZE (type) == error_mark_node) | |
982 | return null_pointer_node; | |
983 | decl_name = identifier_subst (DECL_NAME (TYPE_NAME (type)), | |
984 | "", '/', '/', ".class"); | |
985 | decl = IDENTIFIER_GLOBAL_VALUE (decl_name); | |
986 | if (decl == NULL_TREE) | |
987 | { | |
e04a16fb AG |
988 | decl = build_decl (VAR_DECL, decl_name, class_type_node); |
989 | DECL_SIZE (decl) = TYPE_SIZE (class_type_node); | |
06ceef4e | 990 | DECL_SIZE_UNIT (decl) = TYPE_SIZE_UNIT (class_type_node); |
e04a16fb AG |
991 | TREE_STATIC (decl) = 1; |
992 | TREE_PUBLIC (decl) = 1; | |
993 | DECL_IGNORED_P (decl) = 1; | |
994 | DECL_ARTIFICIAL (decl) = 1; | |
c347e68d RH |
995 | if (is_compiled == 1) |
996 | DECL_EXTERNAL (decl) = 1; | |
92643fea MM |
997 | SET_DECL_ASSEMBLER_NAME (decl, |
998 | java_mangle_class_field | |
999 | (&temporary_obstack, type)); | |
6c418184 | 1000 | make_decl_rtl (decl, NULL); |
e04a16fb | 1001 | pushdecl_top_level (decl); |
e04a16fb AG |
1002 | } |
1003 | } | |
1004 | else | |
1005 | { | |
c8e7d2e6 | 1006 | const char *name; |
66d88624 | 1007 | char buffer[25]; |
091c8dfd PB |
1008 | if (flag_emit_class_files) |
1009 | { | |
d4476be2 | 1010 | const char *prim_class_name; |
091c8dfd PB |
1011 | tree prim_class; |
1012 | if (type == char_type_node) | |
1013 | prim_class_name = "java.lang.Character"; | |
1014 | else if (type == boolean_type_node) | |
1015 | prim_class_name = "java.lang.Boolean"; | |
1016 | else if (type == byte_type_node) | |
1017 | prim_class_name = "java.lang.Byte"; | |
1018 | else if (type == short_type_node) | |
1019 | prim_class_name = "java.lang.Short"; | |
1020 | else if (type == int_type_node) | |
1021 | prim_class_name = "java.lang.Integer"; | |
1022 | else if (type == long_type_node) | |
1023 | prim_class_name = "java.lang.Long"; | |
1024 | else if (type == float_type_node) | |
1025 | prim_class_name = "java.lang.Float"; | |
1026 | else if (type == double_type_node) | |
1027 | prim_class_name = "java.lang.Double"; | |
1028 | else if (type == void_type_node) | |
1029 | prim_class_name = "java.lang.Void"; | |
1030 | else | |
400500c4 RK |
1031 | abort (); |
1032 | ||
091c8dfd PB |
1033 | prim_class = lookup_class (get_identifier (prim_class_name)); |
1034 | return build (COMPONENT_REF, NULL_TREE, | |
1035 | prim_class, TYPE_identifier_node); | |
1036 | } | |
e04a16fb AG |
1037 | decl_name = TYPE_NAME (type); |
1038 | if (TREE_CODE (decl_name) == TYPE_DECL) | |
1039 | decl_name = DECL_NAME (decl_name); | |
1040 | name = IDENTIFIER_POINTER (decl_name); | |
1041 | if (strncmp (name, "promoted_", 9) == 0) | |
1042 | name += 9; | |
66d88624 | 1043 | sprintf (buffer, "_Jv_%sClass", name); |
e04a16fb AG |
1044 | decl_name = get_identifier (buffer); |
1045 | decl = IDENTIFIER_GLOBAL_VALUE (decl_name); | |
1046 | if (decl == NULL_TREE) | |
1047 | { | |
e04a16fb AG |
1048 | decl = build_decl (VAR_DECL, decl_name, class_type_node); |
1049 | TREE_STATIC (decl) = 1; | |
1050 | TREE_PUBLIC (decl) = 1; | |
f44fefca | 1051 | DECL_EXTERNAL (decl) = 1; |
6c418184 | 1052 | make_decl_rtl (decl, NULL); |
e04a16fb | 1053 | pushdecl_top_level (decl); |
e04a16fb AG |
1054 | } |
1055 | } | |
1056 | ||
1057 | ref = build1 (ADDR_EXPR, class_ptr_type, decl); | |
1058 | return ref; | |
1059 | } | |
1060 | else | |
1061 | { | |
1062 | int index; | |
1063 | tree cl; | |
e04a16fb AG |
1064 | index = alloc_class_constant (type); |
1065 | cl = build_ref_from_constant_pool (index); | |
1066 | TREE_TYPE (cl) = promote_type (class_ptr_type); | |
e04a16fb AG |
1067 | return cl; |
1068 | } | |
1069 | } | |
1070 | ||
1071 | tree | |
1072 | build_static_field_ref (fdecl) | |
1073 | tree fdecl; | |
1074 | { | |
1075 | tree fclass = DECL_CONTEXT (fdecl); | |
1076 | int is_compiled = is_compiled_class (fclass); | |
1077 | if (is_compiled) | |
1078 | { | |
19e7881c | 1079 | if (!DECL_RTL_SET_P (fdecl)) |
e04a16fb | 1080 | { |
e04a16fb AG |
1081 | if (is_compiled == 1) |
1082 | DECL_EXTERNAL (fdecl) = 1; | |
6bc5f6cb | 1083 | make_decl_rtl (fdecl, NULL); |
e04a16fb AG |
1084 | } |
1085 | return fdecl; | |
1086 | } | |
1087 | else | |
1088 | { | |
1089 | /* Compile as: | |
165f37bc | 1090 | * *(FTYPE*)build_class_ref(FCLASS)->fields[INDEX].info.addr */ |
e04a16fb AG |
1091 | tree ref = build_class_ref (fclass); |
1092 | tree fld; | |
1093 | int field_index = 0; | |
1094 | ref = build1 (INDIRECT_REF, class_type_node, ref); | |
e04a16fb AG |
1095 | ref = build (COMPONENT_REF, field_ptr_type_node, ref, |
1096 | lookup_field (&class_type_node, fields_ident)); | |
1097 | ||
1098 | for (fld = TYPE_FIELDS (fclass); ; fld = TREE_CHAIN (fld)) | |
1099 | { | |
1100 | if (fld == fdecl) | |
1101 | break; | |
1102 | if (fld == NULL_TREE) | |
400500c4 RK |
1103 | fatal_error ("field '%s' not found in class", |
1104 | IDENTIFIER_POINTER (DECL_NAME (fdecl))); | |
e04a16fb AG |
1105 | if (FIELD_STATIC (fld)) |
1106 | field_index++; | |
1107 | } | |
1108 | field_index *= int_size_in_bytes (field_type_node); | |
1109 | ref = fold (build (PLUS_EXPR, field_ptr_type_node, | |
1110 | ref, build_int_2 (field_index, 0))); | |
1111 | ref = build1 (INDIRECT_REF, field_type_node, ref); | |
1112 | ref = build (COMPONENT_REF, field_info_union_node, | |
1113 | ref, lookup_field (&field_type_node, info_ident)); | |
1114 | ref = build (COMPONENT_REF, ptr_type_node, | |
1115 | ref, TREE_CHAIN (TYPE_FIELDS (field_info_union_node))); | |
1116 | return fold (build1 (INDIRECT_REF, TREE_TYPE(fdecl), ref)); | |
1117 | } | |
1118 | } | |
1119 | ||
1120 | int | |
1121 | get_access_flags_from_decl (decl) | |
1122 | tree decl; | |
1123 | { | |
1124 | int access_flags = 0; | |
1125 | if (TREE_CODE (decl) == FIELD_DECL || TREE_CODE (decl) == VAR_DECL) | |
1126 | { | |
1127 | if (FIELD_STATIC (decl)) | |
1128 | access_flags |= ACC_STATIC; | |
1129 | if (FIELD_PUBLIC (decl)) | |
1130 | access_flags |= ACC_PUBLIC; | |
1131 | if (FIELD_PROTECTED (decl)) | |
1132 | access_flags |= ACC_PROTECTED; | |
1133 | if (FIELD_PRIVATE (decl)) | |
1134 | access_flags |= ACC_PRIVATE; | |
1135 | if (FIELD_FINAL (decl)) | |
1136 | access_flags |= ACC_FINAL; | |
1137 | if (FIELD_VOLATILE (decl)) | |
1138 | access_flags |= ACC_VOLATILE; | |
1139 | if (FIELD_TRANSIENT (decl)) | |
1140 | access_flags |= ACC_TRANSIENT; | |
1141 | return access_flags; | |
1142 | } | |
1143 | if (TREE_CODE (decl) == TYPE_DECL) | |
1144 | { | |
1145 | if (CLASS_PUBLIC (decl)) | |
1146 | access_flags |= ACC_PUBLIC; | |
1147 | if (CLASS_FINAL (decl)) | |
1148 | access_flags |= ACC_FINAL; | |
1149 | if (CLASS_SUPER (decl)) | |
1150 | access_flags |= ACC_SUPER; | |
1151 | if (CLASS_INTERFACE (decl)) | |
1152 | access_flags |= ACC_INTERFACE; | |
1153 | if (CLASS_ABSTRACT (decl)) | |
1154 | access_flags |= ACC_ABSTRACT; | |
c2952b01 APB |
1155 | if (CLASS_STATIC (decl)) |
1156 | access_flags |= ACC_STATIC; | |
4dbf4496 APB |
1157 | if (CLASS_PRIVATE (decl)) |
1158 | access_flags |= ACC_PRIVATE; | |
1159 | if (CLASS_PROTECTED (decl)) | |
1160 | access_flags |= ACC_PROTECTED; | |
6b6294f1 TT |
1161 | if (CLASS_STRICTFP (decl)) |
1162 | access_flags |= ACC_STRICT; | |
e04a16fb AG |
1163 | return access_flags; |
1164 | } | |
1165 | if (TREE_CODE (decl) == FUNCTION_DECL) | |
1166 | { | |
1167 | if (METHOD_PUBLIC (decl)) | |
1168 | access_flags |= ACC_PUBLIC; | |
1169 | if (METHOD_PRIVATE (decl)) | |
1170 | access_flags |= ACC_PRIVATE; | |
1171 | if (METHOD_PROTECTED (decl)) | |
1172 | access_flags |= ACC_PROTECTED; | |
1173 | if (METHOD_STATIC (decl)) | |
1174 | access_flags |= ACC_STATIC; | |
1175 | if (METHOD_FINAL (decl)) | |
1176 | access_flags |= ACC_FINAL; | |
1177 | if (METHOD_SYNCHRONIZED (decl)) | |
1178 | access_flags |= ACC_SYNCHRONIZED; | |
1179 | if (METHOD_NATIVE (decl)) | |
1180 | access_flags |= ACC_NATIVE; | |
1181 | if (METHOD_ABSTRACT (decl)) | |
1182 | access_flags |= ACC_ABSTRACT; | |
1183 | if (METHOD_TRANSIENT (decl)) | |
1184 | access_flags |= ACC_TRANSIENT; | |
6b6294f1 TT |
1185 | if (METHOD_STRICTFP (decl)) |
1186 | access_flags |= ACC_STRICT; | |
e04a16fb AG |
1187 | return access_flags; |
1188 | } | |
1189 | abort (); | |
1190 | } | |
1191 | ||
4bcde32e KG |
1192 | static tree |
1193 | make_field_value (fdecl) | |
1194 | tree fdecl; | |
e04a16fb | 1195 | { |
770ae6cc | 1196 | tree finit; |
665f2503 | 1197 | int flags; |
e04a16fb AG |
1198 | tree type = TREE_TYPE (fdecl); |
1199 | int resolved = is_compiled_class (type); | |
665f2503 | 1200 | |
e04a16fb AG |
1201 | START_RECORD_CONSTRUCTOR (finit, field_type_node); |
1202 | PUSH_FIELD_VALUE (finit, "name", build_utf8_ref (DECL_NAME (fdecl))); | |
1203 | if (resolved) | |
1204 | type = build_class_ref (type); | |
1205 | else | |
7e57923c AH |
1206 | { |
1207 | tree signature = build_java_signature (type); | |
770ae6cc | 1208 | |
7e57923c | 1209 | type = build_utf8_ref (unmangle_classname |
770ae6cc RK |
1210 | (IDENTIFIER_POINTER (signature), |
1211 | IDENTIFIER_LENGTH (signature))); | |
7e57923c | 1212 | } |
e04a16fb | 1213 | PUSH_FIELD_VALUE (finit, "type", type); |
770ae6cc | 1214 | |
e04a16fb AG |
1215 | flags = get_access_flags_from_decl (fdecl); |
1216 | if (! resolved) | |
1217 | flags |= 0x8000 /* FIELD_UNRESOLVED_FLAG */; | |
665f2503 | 1218 | |
e04a16fb | 1219 | PUSH_FIELD_VALUE (finit, "accflags", build_int_2 (flags, 0)); |
665f2503 | 1220 | PUSH_FIELD_VALUE (finit, "bsize", TYPE_SIZE_UNIT (TREE_TYPE (fdecl))); |
665f2503 | 1221 | |
770ae6cc RK |
1222 | PUSH_FIELD_VALUE |
1223 | (finit, "info", | |
1224 | build (CONSTRUCTOR, field_info_union_node, NULL_TREE, | |
1225 | build_tree_list | |
1226 | ((FIELD_STATIC (fdecl) | |
1227 | ? TREE_CHAIN (TYPE_FIELDS (field_info_union_node)) | |
1228 | : TYPE_FIELDS (field_info_union_node)), | |
1229 | (FIELD_STATIC (fdecl) | |
1230 | ? build_address_of (build_static_field_ref (fdecl)) | |
1231 | : byte_position (fdecl))))); | |
e04a16fb AG |
1232 | |
1233 | FINISH_RECORD_CONSTRUCTOR (finit); | |
1234 | return finit; | |
1235 | } | |
1236 | ||
8e1f2d4c KG |
1237 | static tree |
1238 | make_method_value (mdecl) | |
e04a16fb | 1239 | tree mdecl; |
e04a16fb | 1240 | { |
66b461ce | 1241 | static int method_name_count = 0; |
e04a16fb | 1242 | tree minit; |
861ef928 | 1243 | tree index; |
e04a16fb AG |
1244 | tree code; |
1245 | #define ACC_TRANSLATED 0x4000 | |
1246 | int accflags = get_access_flags_from_decl (mdecl) | ACC_TRANSLATED; | |
861ef928 BM |
1247 | |
1248 | if (!flag_indirect_dispatch && DECL_VINDEX (mdecl) != NULL_TREE) | |
1249 | index = DECL_VINDEX (mdecl); | |
1250 | else | |
1251 | index = integer_minus_one_node; | |
1252 | ||
e04a16fb | 1253 | code = null_pointer_node; |
19e7881c | 1254 | if (DECL_RTL_SET_P (mdecl)) |
e04a16fb AG |
1255 | code = build1 (ADDR_EXPR, nativecode_ptr_type_node, mdecl); |
1256 | START_RECORD_CONSTRUCTOR (minit, method_type_node); | |
1257 | PUSH_FIELD_VALUE (minit, "name", | |
1258 | build_utf8_ref (DECL_CONSTRUCTOR_P (mdecl) ? | |
1259 | init_identifier_node | |
1260 | : DECL_NAME (mdecl))); | |
7e57923c AH |
1261 | { |
1262 | tree signature = build_java_signature (TREE_TYPE (mdecl)); | |
1263 | PUSH_FIELD_VALUE (minit, "signature", | |
1264 | (build_utf8_ref | |
1265 | (unmangle_classname | |
1266 | (IDENTIFIER_POINTER(signature), | |
1267 | IDENTIFIER_LENGTH(signature))))); | |
1268 | } | |
e04a16fb | 1269 | PUSH_FIELD_VALUE (minit, "accflags", build_int_2 (accflags, 0)); |
861ef928 | 1270 | PUSH_FIELD_VALUE (minit, "index", index); |
e04a16fb | 1271 | PUSH_FIELD_VALUE (minit, "ncode", code); |
66b461ce TT |
1272 | |
1273 | { | |
1274 | /* Compute the `throws' information for the method. */ | |
a3bcfa67 | 1275 | tree table = null_pointer_node; |
66b461ce TT |
1276 | if (DECL_FUNCTION_THROWS (mdecl) != NULL_TREE) |
1277 | { | |
1278 | int length = 1 + list_length (DECL_FUNCTION_THROWS (mdecl)); | |
1279 | tree iter, type, array; | |
1280 | char buf[60]; | |
1281 | ||
1282 | table = tree_cons (NULL_TREE, table, NULL_TREE); | |
1283 | for (iter = DECL_FUNCTION_THROWS (mdecl); | |
1284 | iter != NULL_TREE; | |
1285 | iter = TREE_CHAIN (iter)) | |
1286 | { | |
21140beb | 1287 | tree sig = DECL_NAME (TYPE_NAME (TREE_VALUE (iter))); |
66b461ce TT |
1288 | tree utf8 |
1289 | = build_utf8_ref (unmangle_classname (IDENTIFIER_POINTER (sig), | |
1290 | IDENTIFIER_LENGTH (sig))); | |
1291 | table = tree_cons (NULL_TREE, utf8, table); | |
1292 | } | |
1293 | type = build_prim_array_type (ptr_type_node, length); | |
1294 | table = build (CONSTRUCTOR, type, NULL_TREE, table); | |
1295 | /* Compute something unique enough. */ | |
1296 | sprintf (buf, "_methods%d", method_name_count++); | |
1297 | array = build_decl (VAR_DECL, get_identifier (buf), type); | |
1298 | DECL_INITIAL (array) = table; | |
1299 | TREE_STATIC (array) = 1; | |
1300 | DECL_ARTIFICIAL (array) = 1; | |
1301 | DECL_IGNORED_P (array) = 1; | |
1302 | rest_of_decl_compilation (array, (char*) 0, 1, 0); | |
1303 | ||
1304 | table = build1 (ADDR_EXPR, ptr_type_node, array); | |
1305 | } | |
1306 | ||
1307 | PUSH_FIELD_VALUE (minit, "throws", table); | |
1308 | } | |
1309 | ||
e04a16fb AG |
1310 | FINISH_RECORD_CONSTRUCTOR (minit); |
1311 | return minit; | |
1312 | } | |
1313 | ||
4bcde32e | 1314 | static tree |
e04a16fb AG |
1315 | get_dispatch_vector (type) |
1316 | tree type; | |
1317 | { | |
1318 | tree vtable = TYPE_VTABLE (type); | |
1319 | if (vtable == NULL) | |
1320 | { | |
665f2503 | 1321 | HOST_WIDE_INT i; |
e04a16fb AG |
1322 | tree method; |
1323 | tree super = CLASSTYPE_SUPER (type); | |
665f2503 | 1324 | HOST_WIDE_INT nvirtuals = tree_low_cst (TYPE_NVIRTUALS (type), 0); |
e04a16fb AG |
1325 | vtable = make_tree_vec (nvirtuals); |
1326 | TYPE_VTABLE (type) = vtable; | |
1327 | if (super != NULL_TREE) | |
1328 | { | |
1329 | tree super_vtable = get_dispatch_vector (super); | |
665f2503 RK |
1330 | |
1331 | for (i = tree_low_cst (TYPE_NVIRTUALS (super), 0); --i >= 0; ) | |
e04a16fb AG |
1332 | TREE_VEC_ELT (vtable, i) = TREE_VEC_ELT (super_vtable, i); |
1333 | } | |
665f2503 | 1334 | |
e04a16fb AG |
1335 | for (method = TYPE_METHODS (type); method != NULL_TREE; |
1336 | method = TREE_CHAIN (method)) | |
665f2503 RK |
1337 | if (DECL_VINDEX (method) != NULL_TREE |
1338 | && host_integerp (DECL_VINDEX (method), 0)) | |
1339 | TREE_VEC_ELT (vtable, tree_low_cst (DECL_VINDEX (method), 0)) | |
1340 | = method; | |
e04a16fb | 1341 | } |
665f2503 | 1342 | |
e04a16fb AG |
1343 | return vtable; |
1344 | } | |
1345 | ||
4bcde32e | 1346 | static tree |
e04a16fb AG |
1347 | get_dispatch_table (type, this_class_addr) |
1348 | tree type, this_class_addr; | |
1349 | { | |
13107ec0 | 1350 | int abstract_p = CLASS_ABSTRACT (TYPE_NAME (type)); |
e04a16fb | 1351 | tree vtable = get_dispatch_vector (type); |
67231816 | 1352 | int i, j; |
e04a16fb AG |
1353 | tree list = NULL_TREE; |
1354 | int nvirtuals = TREE_VEC_LENGTH (vtable); | |
67231816 | 1355 | int arraysize; |
eec87542 | 1356 | tree gc_descr; |
67231816 | 1357 | |
e04a16fb AG |
1358 | for (i = nvirtuals; --i >= 0; ) |
1359 | { | |
1360 | tree method = TREE_VEC_ELT (vtable, i); | |
1361 | if (METHOD_ABSTRACT (method)) | |
13107ec0 TT |
1362 | { |
1363 | if (! abstract_p) | |
1364 | warning_with_decl (method, | |
1365 | "abstract method in non-abstract class"); | |
67231816 RH |
1366 | |
1367 | if (TARGET_VTABLE_USES_DESCRIPTORS) | |
1368 | for (j = 0; j < TARGET_VTABLE_USES_DESCRIPTORS; ++j) | |
1369 | list = tree_cons (NULL_TREE, null_pointer_node, list); | |
1370 | else | |
1371 | list = tree_cons (NULL_TREE, null_pointer_node, list); | |
13107ec0 TT |
1372 | } |
1373 | else | |
1374 | { | |
19e7881c | 1375 | if (!DECL_RTL_SET_P (method)) |
6c418184 | 1376 | make_decl_rtl (method, NULL); |
67231816 RH |
1377 | |
1378 | if (TARGET_VTABLE_USES_DESCRIPTORS) | |
1379 | for (j = 0; j < TARGET_VTABLE_USES_DESCRIPTORS; ++j) | |
1380 | { | |
1381 | tree fdesc = build (FDESC_EXPR, nativecode_ptr_type_node, | |
1382 | method, build_int_2 (j, 0)); | |
1383 | TREE_CONSTANT (fdesc) = 1; | |
1384 | list = tree_cons (NULL_TREE, fdesc, list); | |
1385 | } | |
1386 | else | |
1387 | list = tree_cons (NULL_TREE, | |
1388 | build1 (ADDR_EXPR, nativecode_ptr_type_node, | |
1389 | method), | |
1390 | list); | |
13107ec0 | 1391 | } |
e04a16fb | 1392 | } |
67231816 | 1393 | |
5830574a TT |
1394 | /* Dummy entry for compatibility with G++ -fvtable-thunks. When |
1395 | using the Boehm GC we sometimes stash a GC type descriptor | |
8f975c18 APB |
1396 | there. We set the PURPOSE to NULL_TREE not to interfere (reset) |
1397 | the emitted byte count during the output to the assembly file. */ | |
eec87542 HB |
1398 | /* With TARGET_VTABLE_USES_DESCRIPTORS, we only add one extra |
1399 | fake "function descriptor". It's first word is the is the class | |
1400 | pointer, and subsequent words (usually one) contain the GC descriptor. | |
1401 | In all other cases, we reserve two extra vtable slots. */ | |
1402 | gc_descr = get_boehm_type_descriptor (type); | |
1403 | list = tree_cons (NULL_TREE, gc_descr, list); | |
1404 | for (j = 1; j < TARGET_VTABLE_USES_DESCRIPTORS-1; ++j) | |
1405 | list = tree_cons (NULL_TREE, gc_descr, list); | |
dcb36804 PB |
1406 | list = tree_cons (NULL_TREE, this_class_addr, list); |
1407 | ||
1408 | /** Pointer to type_info object (to be implemented), according to g++ ABI. */ | |
1409 | list = tree_cons (NULL_TREE, null_pointer_node, list); | |
1410 | /** Offset to start of whole object. Always (ptrdiff_t)0 for Java. */ | |
1411 | list = tree_cons (integer_zero_node, null_pointer_node, list); | |
67231816 | 1412 | |
eec87542 | 1413 | arraysize = (TARGET_VTABLE_USES_DESCRIPTORS? nvirtuals + 1 : nvirtuals + 2); |
67231816 RH |
1414 | if (TARGET_VTABLE_USES_DESCRIPTORS) |
1415 | arraysize *= TARGET_VTABLE_USES_DESCRIPTORS; | |
dcb36804 | 1416 | arraysize += 2; |
67231816 RH |
1417 | return build (CONSTRUCTOR, |
1418 | build_prim_array_type (nativecode_ptr_type_node, arraysize), | |
1419 | NULL_TREE, list); | |
e04a16fb AG |
1420 | } |
1421 | ||
1422 | void | |
1423 | make_class_data (type) | |
1424 | tree type; | |
1425 | { | |
1426 | tree decl, cons, temp; | |
1427 | tree field, fields_decl; | |
1428 | tree static_fields = NULL_TREE; | |
1429 | tree instance_fields = NULL_TREE; | |
1430 | HOST_WIDE_INT static_field_count = 0; | |
1431 | HOST_WIDE_INT instance_field_count = 0; | |
1432 | HOST_WIDE_INT field_count; | |
1433 | tree field_array_type; | |
1434 | tree method; | |
1435 | tree methods = NULL_TREE; | |
1436 | tree dtable_decl = NULL_TREE; | |
1437 | HOST_WIDE_INT method_count = 0; | |
1438 | tree method_array_type; | |
1439 | tree methods_decl; | |
1440 | tree super; | |
1441 | tree this_class_addr; | |
1442 | tree constant_pool_constructor; | |
1443 | tree interfaces = null_pointer_node; | |
1444 | int interface_len = 0; | |
1445 | tree type_decl = TYPE_NAME (type); | |
dcb36804 PB |
1446 | /** Offset from start of virtual function table declaration |
1447 | to where objects actually point at, following new g++ ABI. */ | |
1448 | tree dtable_start_offset = build_int_2 (2 * POINTER_SIZE / BITS_PER_UNIT, 0); | |
e04a16fb AG |
1449 | |
1450 | this_class_addr = build_class_ref (type); | |
1451 | decl = TREE_OPERAND (this_class_addr, 0); | |
1452 | ||
1453 | /* Build Field array. */ | |
1454 | field = TYPE_FIELDS (type); | |
1455 | if (DECL_NAME (field) == NULL_TREE) | |
1456 | field = TREE_CHAIN (field); /* Skip dummy field for inherited data. */ | |
1457 | for ( ; field != NULL_TREE; field = TREE_CHAIN (field)) | |
1458 | { | |
1459 | if (! DECL_ARTIFICIAL (field)) | |
1460 | { | |
1461 | tree init = make_field_value (field); | |
1462 | if (FIELD_STATIC (field)) | |
1463 | { | |
cd9643f7 | 1464 | tree initial = DECL_INITIAL (field); |
e04a16fb AG |
1465 | static_field_count++; |
1466 | static_fields = tree_cons (NULL_TREE, init, static_fields); | |
cd9643f7 PB |
1467 | /* If the initial value is a string constant, |
1468 | prevent output_constant from trying to assemble the value. */ | |
1469 | if (initial != NULL_TREE | |
1470 | && TREE_TYPE (initial) == string_ptr_type_node) | |
1471 | DECL_INITIAL (field) = NULL_TREE; | |
e04a16fb | 1472 | rest_of_decl_compilation (field, (char*) 0, 1, 1); |
cd9643f7 | 1473 | DECL_INITIAL (field) = initial; |
e04a16fb AG |
1474 | } |
1475 | else | |
1476 | { | |
1477 | instance_field_count++; | |
1478 | instance_fields = tree_cons (NULL_TREE, init, instance_fields); | |
1479 | } | |
1480 | } | |
1481 | } | |
1482 | field_count = static_field_count + instance_field_count; | |
1483 | if (field_count > 0) | |
1484 | { | |
1485 | static_fields = nreverse (static_fields); | |
1486 | instance_fields = nreverse (instance_fields); | |
1487 | static_fields = chainon (static_fields, instance_fields); | |
1488 | field_array_type = build_prim_array_type (field_type_node, field_count); | |
1489 | fields_decl = build_decl (VAR_DECL, mangled_classname ("_FL_", type), | |
1490 | field_array_type); | |
1491 | DECL_INITIAL (fields_decl) = build (CONSTRUCTOR, field_array_type, | |
1492 | NULL_TREE, static_fields); | |
1493 | TREE_STATIC (fields_decl) = 1; | |
1494 | DECL_ARTIFICIAL (fields_decl) = 1; | |
1495 | DECL_IGNORED_P (fields_decl) = 1; | |
1496 | rest_of_decl_compilation (fields_decl, (char*) 0, 1, 0); | |
1497 | } | |
1498 | else | |
1499 | fields_decl = NULL_TREE; | |
1500 | ||
1501 | /* Build Method array. */ | |
c02ebb18 | 1502 | for (method = TYPE_METHODS (type); |
e04a16fb AG |
1503 | method != NULL_TREE; method = TREE_CHAIN (method)) |
1504 | { | |
75d01ad7 PB |
1505 | tree init; |
1506 | if (METHOD_PRIVATE (method) | |
cf69bfbf | 1507 | && ! flag_keep_inline_functions |
75d01ad7 PB |
1508 | && (flag_inline_functions || optimize)) |
1509 | continue; | |
8e1f2d4c | 1510 | init = make_method_value (method); |
e04a16fb AG |
1511 | method_count++; |
1512 | methods = tree_cons (NULL_TREE, init, methods); | |
1513 | } | |
1514 | method_array_type = build_prim_array_type (method_type_node, method_count); | |
1515 | methods_decl = build_decl (VAR_DECL, mangled_classname ("_MT_", type), | |
1516 | method_array_type); | |
1517 | DECL_INITIAL (methods_decl) = build (CONSTRUCTOR, method_array_type, | |
1518 | NULL_TREE, nreverse (methods)); | |
1519 | TREE_STATIC (methods_decl) = 1; | |
1520 | DECL_ARTIFICIAL (methods_decl) = 1; | |
1521 | DECL_IGNORED_P (methods_decl) = 1; | |
1522 | rest_of_decl_compilation (methods_decl, (char*) 0, 1, 0); | |
1523 | ||
48aedbca | 1524 | if (assume_compiled (IDENTIFIER_POINTER (DECL_NAME (type_decl))) |
861ef928 | 1525 | && ! CLASS_INTERFACE (type_decl) && !flag_indirect_dispatch) |
e04a16fb AG |
1526 | { |
1527 | tree dtable = get_dispatch_table (type, this_class_addr); | |
1528 | dtable_decl = build_dtable_decl (type); | |
1529 | DECL_INITIAL (dtable_decl) = dtable; | |
1530 | TREE_STATIC (dtable_decl) = 1; | |
1531 | DECL_ARTIFICIAL (dtable_decl) = 1; | |
1532 | DECL_IGNORED_P (dtable_decl) = 1; | |
1533 | TREE_PUBLIC (dtable_decl) = 1; | |
1534 | rest_of_decl_compilation (dtable_decl, (char*) 0, 1, 0); | |
6d37cf2f PB |
1535 | if (type == class_type_node) |
1536 | class_dtable_decl = dtable_decl; | |
1537 | } | |
1538 | ||
1539 | if (class_dtable_decl == NULL_TREE) | |
1540 | { | |
1541 | class_dtable_decl = build_dtable_decl (class_type_node); | |
1542 | TREE_STATIC (class_dtable_decl) = 1; | |
1543 | DECL_ARTIFICIAL (class_dtable_decl) = 1; | |
1544 | DECL_IGNORED_P (class_dtable_decl) = 1; | |
69ca5554 PB |
1545 | if (is_compiled_class (class_type_node) != 2) |
1546 | DECL_EXTERNAL (class_dtable_decl) = 1; | |
6d37cf2f | 1547 | rest_of_decl_compilation (class_dtable_decl, (char*) 0, 1, 0); |
e04a16fb AG |
1548 | } |
1549 | ||
1550 | super = CLASSTYPE_SUPER (type); | |
1551 | if (super == NULL_TREE) | |
1552 | super = null_pointer_node; | |
48aedbca | 1553 | else if (assume_compiled (IDENTIFIER_POINTER (DECL_NAME (type_decl)))) |
e04a16fb AG |
1554 | super = build_class_ref (super); |
1555 | else | |
1556 | { | |
1557 | int super_index = alloc_class_constant (super); | |
1558 | super = build_int_2 (super_index, 0); | |
152f94fc | 1559 | TREE_TYPE (super) = ptr_type_node; |
e04a16fb AG |
1560 | } |
1561 | ||
1562 | /* Build and emit the array of implemented interfaces. */ | |
1563 | if (type != object_type_node) | |
1564 | interface_len = TREE_VEC_LENGTH (TYPE_BINFO_BASETYPES (type)) - 1; | |
1565 | if (interface_len > 0) | |
1566 | { | |
1567 | tree init = NULL_TREE; | |
1568 | int i; | |
1569 | tree interface_array_type, idecl; | |
1570 | interface_array_type | |
1571 | = build_prim_array_type (class_ptr_type, interface_len); | |
1572 | idecl = build_decl (VAR_DECL, mangled_classname ("_IF_", type), | |
1573 | interface_array_type); | |
1574 | for (i = interface_len; i > 0; i--) | |
1575 | { | |
1576 | tree child = TREE_VEC_ELT (TYPE_BINFO_BASETYPES (type), i); | |
1577 | tree iclass = BINFO_TYPE (child); | |
1578 | tree index; | |
48aedbca | 1579 | if (assume_compiled (IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (iclass))))) |
e04a16fb AG |
1580 | index = build_class_ref (iclass); |
1581 | else | |
1582 | { | |
1583 | int int_index = alloc_class_constant (iclass); | |
1584 | index = build_int_2 (int_index, 0); | |
152f94fc | 1585 | TREE_TYPE (index) = ptr_type_node; |
e04a16fb AG |
1586 | } |
1587 | init = tree_cons (NULL_TREE, index, init); | |
1588 | } | |
1589 | DECL_INITIAL (idecl) = build (CONSTRUCTOR, interface_array_type, | |
1590 | NULL_TREE, init); | |
1591 | TREE_STATIC (idecl) = 1; | |
1592 | DECL_ARTIFICIAL (idecl) = 1; | |
1593 | DECL_IGNORED_P (idecl) = 1; | |
1594 | interfaces = build1 (ADDR_EXPR, ptr_type_node, idecl); | |
1595 | rest_of_decl_compilation (idecl, (char*) 0, 1, 0); | |
1596 | } | |
1597 | ||
1598 | constant_pool_constructor = build_constants_constructor (); | |
1599 | ||
1600 | START_RECORD_CONSTRUCTOR (temp, object_type_node); | |
78857b4e | 1601 | PUSH_FIELD_VALUE (temp, "vtable", |
dcb36804 PB |
1602 | build (PLUS_EXPR, dtable_ptr_type, |
1603 | build1 (ADDR_EXPR, dtable_ptr_type, class_dtable_decl), | |
1604 | dtable_start_offset)); | |
64aa33dd TT |
1605 | if (! flag_hash_synchronization) |
1606 | PUSH_FIELD_VALUE (temp, "sync_info", null_pointer_node); | |
e04a16fb AG |
1607 | FINISH_RECORD_CONSTRUCTOR (temp); |
1608 | START_RECORD_CONSTRUCTOR (cons, class_type_node); | |
1609 | PUSH_SUPER_VALUE (cons, temp); | |
1610 | PUSH_FIELD_VALUE (cons, "next", null_pointer_node); | |
75d01ad7 | 1611 | PUSH_FIELD_VALUE (cons, "name", build_utf8_ref (DECL_NAME (type_decl))); |
e04a16fb AG |
1612 | PUSH_FIELD_VALUE (cons, "accflags", |
1613 | build_int_2 (get_access_flags_from_decl (type_decl), 0)); | |
1614 | ||
93089423 AH |
1615 | PUSH_FIELD_VALUE (cons, "superclass", |
1616 | CLASS_INTERFACE (type_decl) ? null_pointer_node : super); | |
e04a16fb AG |
1617 | PUSH_FIELD_VALUE (cons, "constants", constant_pool_constructor); |
1618 | PUSH_FIELD_VALUE (cons, "methods", | |
1619 | build1 (ADDR_EXPR, method_ptr_type_node, methods_decl)); | |
9cfceb60 | 1620 | PUSH_FIELD_VALUE (cons, "method_count", build_int_2 (method_count, 0)); |
861ef928 BM |
1621 | |
1622 | if (flag_indirect_dispatch) | |
1623 | PUSH_FIELD_VALUE (cons, "vtable_method_count", integer_minus_one_node) | |
1624 | else | |
1625 | PUSH_FIELD_VALUE (cons, "vtable_method_count", TYPE_NVIRTUALS (type)); | |
1626 | ||
e04a16fb AG |
1627 | PUSH_FIELD_VALUE (cons, "fields", |
1628 | fields_decl == NULL_TREE ? null_pointer_node | |
1629 | : build1 (ADDR_EXPR, field_ptr_type_node, fields_decl)); | |
571d54d5 TT |
1630 | PUSH_FIELD_VALUE (cons, "size_in_bytes", size_in_bytes (type)); |
1631 | PUSH_FIELD_VALUE (cons, "field_count", build_int_2 (field_count, 0)); | |
1632 | PUSH_FIELD_VALUE (cons, "static_field_count", | |
1633 | build_int_2 (static_field_count, 0)); | |
861ef928 BM |
1634 | |
1635 | if (flag_indirect_dispatch) | |
1636 | PUSH_FIELD_VALUE (cons, "vtable", null_pointer_node) | |
1637 | else | |
1638 | PUSH_FIELD_VALUE (cons, "vtable", | |
1639 | dtable_decl == NULL_TREE ? null_pointer_node | |
dcb36804 PB |
1640 | : build (PLUS_EXPR, dtable_ptr_type, |
1641 | build1 (ADDR_EXPR, dtable_ptr_type, dtable_decl), | |
1642 | dtable_start_offset)); | |
861ef928 BM |
1643 | |
1644 | if (otable_methods == NULL_TREE) | |
1645 | { | |
1646 | PUSH_FIELD_VALUE (cons, "otable", null_pointer_node); | |
1647 | PUSH_FIELD_VALUE (cons, "otable_syms", null_pointer_node); | |
1648 | } | |
1649 | else | |
1650 | { | |
1651 | PUSH_FIELD_VALUE (cons, "otable", | |
1652 | build1 (ADDR_EXPR, otable_ptr_type, otable_decl)); | |
1653 | PUSH_FIELD_VALUE (cons, "otable_syms", | |
1654 | build1 (ADDR_EXPR, method_symbols_array_ptr_type, | |
1655 | otable_syms_decl)); | |
1656 | } | |
e04a16fb AG |
1657 | PUSH_FIELD_VALUE (cons, "interfaces", interfaces); |
1658 | PUSH_FIELD_VALUE (cons, "loader", null_pointer_node); | |
571d54d5 | 1659 | PUSH_FIELD_VALUE (cons, "interface_count", build_int_2 (interface_len, 0)); |
9cfceb60 | 1660 | PUSH_FIELD_VALUE (cons, "state", integer_zero_node); |
e04a16fb | 1661 | |
a7303141 | 1662 | PUSH_FIELD_VALUE (cons, "thread", null_pointer_node); |
173f556c BM |
1663 | PUSH_FIELD_VALUE (cons, "depth", integer_zero_node); |
1664 | PUSH_FIELD_VALUE (cons, "ancestors", null_pointer_node); | |
1665 | PUSH_FIELD_VALUE (cons, "idt", null_pointer_node); | |
5bb11b2e | 1666 | PUSH_FIELD_VALUE (cons, "arrayclass", null_pointer_node); |
28f7d9d0 | 1667 | PUSH_FIELD_VALUE (cons, "protectionDomain", null_pointer_node); |
421f9e60 | 1668 | PUSH_FIELD_VALUE (cons, "chain", null_pointer_node); |
a7303141 | 1669 | |
e04a16fb AG |
1670 | FINISH_RECORD_CONSTRUCTOR (cons); |
1671 | ||
1672 | DECL_INITIAL (decl) = cons; | |
b798d8b6 BM |
1673 | |
1674 | /* Hash synchronization requires at least 64-bit alignment. */ | |
1675 | if (flag_hash_synchronization && POINTER_SIZE < 64) | |
1676 | DECL_ALIGN (decl) = 64; | |
1677 | ||
e04a16fb AG |
1678 | rest_of_decl_compilation (decl, (char*) 0, 1, 0); |
1679 | } | |
1680 | ||
75d01ad7 | 1681 | void |
d593dd8c | 1682 | finish_class () |
75d01ad7 PB |
1683 | { |
1684 | tree method; | |
c02ebb18 | 1685 | tree type_methods = TYPE_METHODS (current_class); |
09e7d04a TT |
1686 | int saw_native_method = 0; |
1687 | ||
1688 | /* Find out if we have any native methods. We use this information | |
1689 | later. */ | |
1690 | for (method = type_methods; | |
1691 | method != NULL_TREE; | |
1692 | method = TREE_CHAIN (method)) | |
1693 | { | |
1694 | if (METHOD_NATIVE (method)) | |
1695 | { | |
1696 | saw_native_method = 1; | |
1697 | break; | |
1698 | } | |
1699 | } | |
1700 | ||
ac8f5d48 AH |
1701 | /* Emit deferred inline methods. */ |
1702 | for (method = type_methods; method != NULL_TREE; ) | |
75d01ad7 PB |
1703 | { |
1704 | if (! TREE_ASM_WRITTEN (method) && DECL_SAVED_INSNS (method) != 0) | |
1705 | { | |
4009bb7d APB |
1706 | output_inline_function (method); |
1707 | /* Scan the list again to see if there are any earlier | |
1708 | methods to emit. */ | |
1709 | method = type_methods; | |
1710 | continue; | |
75d01ad7 | 1711 | } |
ac8f5d48 | 1712 | method = TREE_CHAIN (method); |
75d01ad7 PB |
1713 | } |
1714 | ||
fcf6eeb6 | 1715 | current_function_decl = NULL_TREE; |
75d01ad7 PB |
1716 | make_class_data (current_class); |
1717 | register_class (); | |
1718 | rest_of_decl_compilation (TYPE_NAME (current_class), (char*) 0, 1, 0); | |
1719 | } | |
1720 | ||
e04a16fb AG |
1721 | /* Return 2 if CLASS is compiled by this compilation job; |
1722 | return 1 if CLASS can otherwise be assumed to be compiled; | |
1723 | return 0 if we cannot assume that CLASS is compiled. | |
1724 | Returns 1 for primitive and 0 for array types. */ | |
1725 | int | |
1726 | is_compiled_class (class) | |
1727 | tree class; | |
1728 | { | |
b351b287 | 1729 | int seen_in_zip; |
e04a16fb AG |
1730 | if (TREE_CODE (class) == POINTER_TYPE) |
1731 | class = TREE_TYPE (class); | |
1732 | if (TREE_CODE (class) != RECORD_TYPE) /* Primitive types are static. */ | |
1733 | return 1; | |
1734 | if (TYPE_ARRAY_P (class)) | |
1735 | return 0; | |
1736 | if (class == current_class) | |
1737 | return 2; | |
b351b287 | 1738 | |
b5c4fed9 | 1739 | seen_in_zip = (TYPE_JCF (class) && JCF_SEEN_IN_ZIP (TYPE_JCF (class))); |
54646811 | 1740 | if (CLASS_FROM_CURRENTLY_COMPILED_P (class) || seen_in_zip) |
e04a16fb AG |
1741 | { |
1742 | /* The class was seen in the current ZIP file and will be | |
1743 | available as a compiled class in the future but may not have | |
1744 | been loaded already. Load it if necessary. This prevent | |
b351b287 | 1745 | build_class_ref () from crashing. */ |
e04a16fb | 1746 | |
b351b287 | 1747 | if (seen_in_zip && !CLASS_LOADED_P (class)) |
e04a16fb | 1748 | load_class (class, 1); |
b351b287 APB |
1749 | |
1750 | /* We return 2 for class seen in ZIP and class from files | |
1751 | belonging to the same compilation unit */ | |
e04a16fb AG |
1752 | return 2; |
1753 | } | |
1754 | ||
48aedbca | 1755 | if (assume_compiled (IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (class))))) |
e04a16fb AG |
1756 | { |
1757 | if (!CLASS_LOADED_P (class)) | |
5e942c50 APB |
1758 | { |
1759 | if (CLASS_FROM_SOURCE_P (class)) | |
1760 | safe_layout_class (class); | |
1761 | else | |
1762 | load_class (class, 1); | |
1763 | } | |
e04a16fb AG |
1764 | return 1; |
1765 | } | |
1766 | ||
1767 | return 0; | |
1768 | } | |
1769 | ||
e04a16fb AG |
1770 | /* Build a VAR_DECL for the dispatch table (vtable) for class TYPE. */ |
1771 | ||
1772 | tree | |
1773 | build_dtable_decl (type) | |
1774 | tree type; | |
1775 | { | |
dc08e603 | 1776 | tree dtype; |
8f975c18 APB |
1777 | |
1778 | /* We need to build a new dtable type so that its size is uniquely | |
1779 | computed when we're dealing with the class for real and not just | |
1780 | faking it (like java.lang.Class during the initialization of the | |
dcb36804 | 1781 | compiler.) We know we're not faking a class when CURRENT_CLASS is |
8f975c18 APB |
1782 | TYPE. */ |
1783 | if (current_class == type) | |
1784 | { | |
67231816 RH |
1785 | tree dummy = NULL_TREE; |
1786 | int n; | |
8f975c18 APB |
1787 | |
1788 | dtype = make_node (RECORD_TYPE); | |
67231816 | 1789 | |
dcb36804 PB |
1790 | PUSH_FIELD (dtype, dummy, "top_offset", ptr_type_node); |
1791 | PUSH_FIELD (dtype, dummy, "type_info", ptr_type_node); | |
1792 | ||
8f975c18 | 1793 | PUSH_FIELD (dtype, dummy, "class", class_ptr_type); |
67231816 RH |
1794 | for (n = 1; n < TARGET_VTABLE_USES_DESCRIPTORS; ++n) |
1795 | { | |
1796 | tree tmp_field = build_decl (FIELD_DECL, NULL_TREE, ptr_type_node); | |
1797 | TREE_CHAIN (dummy) = tmp_field; | |
1798 | DECL_CONTEXT (tmp_field) = dtype; | |
1799 | DECL_ARTIFICIAL (tmp_field) = 1; | |
1800 | dummy = tmp_field; | |
1801 | } | |
1802 | ||
1803 | PUSH_FIELD (dtype, dummy, "gc_descr", ptr_type_node); | |
1804 | for (n = 1; n < TARGET_VTABLE_USES_DESCRIPTORS; ++n) | |
1805 | { | |
1806 | tree tmp_field = build_decl (FIELD_DECL, NULL_TREE, ptr_type_node); | |
1807 | TREE_CHAIN (dummy) = tmp_field; | |
1808 | DECL_CONTEXT (tmp_field) = dtype; | |
1809 | DECL_ARTIFICIAL (tmp_field) = 1; | |
1810 | dummy = tmp_field; | |
1811 | } | |
1812 | ||
1813 | n = TREE_VEC_LENGTH (get_dispatch_vector (type)); | |
1814 | if (TARGET_VTABLE_USES_DESCRIPTORS) | |
1815 | n *= TARGET_VTABLE_USES_DESCRIPTORS; | |
1816 | ||
1817 | PUSH_FIELD (dtype, dummy, "methods", | |
1818 | build_prim_array_type (nativecode_ptr_type_node, n)); | |
8f975c18 APB |
1819 | layout_type (dtype); |
1820 | } | |
1821 | else | |
1822 | dtype = dtable_type; | |
1823 | ||
dc08e603 APB |
1824 | return build_decl (VAR_DECL, |
1825 | java_mangle_vtable (&temporary_obstack, type), dtype); | |
e04a16fb AG |
1826 | } |
1827 | ||
1828 | /* Pre-pend the TYPE_FIELDS of THIS_CLASS with a dummy FIELD_DECL for the | |
1829 | fields inherited from SUPER_CLASS. */ | |
1830 | ||
1831 | void | |
1832 | push_super_field (this_class, super_class) | |
1833 | tree this_class, super_class; | |
1834 | { | |
1835 | tree base_decl; | |
c2952b01 APB |
1836 | /* Don't insert the field if we're just re-laying the class out. */ |
1837 | if (TYPE_FIELDS (this_class) && !DECL_NAME (TYPE_FIELDS (this_class))) | |
1838 | return; | |
e04a16fb | 1839 | base_decl = build_decl (FIELD_DECL, NULL_TREE, super_class); |
e04a16fb AG |
1840 | DECL_IGNORED_P (base_decl) = 1; |
1841 | TREE_CHAIN (base_decl) = TYPE_FIELDS (this_class); | |
1842 | TYPE_FIELDS (this_class) = base_decl; | |
1843 | DECL_SIZE (base_decl) = TYPE_SIZE (super_class); | |
06ceef4e | 1844 | DECL_SIZE_UNIT (base_decl) = TYPE_SIZE_UNIT (super_class); |
e04a16fb AG |
1845 | } |
1846 | ||
23a79c61 APB |
1847 | /* Handle the different manners we may have to lay out a super class. */ |
1848 | ||
1849 | static tree | |
846b0eb8 | 1850 | maybe_layout_super_class (super_class, this_class) |
23a79c61 | 1851 | tree super_class; |
846b0eb8 | 1852 | tree this_class; |
23a79c61 APB |
1853 | { |
1854 | if (TREE_CODE (super_class) == RECORD_TYPE) | |
1855 | { | |
34d4df06 | 1856 | if (!CLASS_LOADED_P (super_class) && CLASS_FROM_SOURCE_P (super_class)) |
23a79c61 APB |
1857 | safe_layout_class (super_class); |
1858 | if (!CLASS_LOADED_P (super_class)) | |
1859 | load_class (super_class, 1); | |
1860 | } | |
1861 | /* We might have to layout the class before its dependency on | |
1862 | the super class gets resolved by java_complete_class */ | |
846b0eb8 | 1863 | else if (TREE_CODE (super_class) == POINTER_TYPE) |
23a79c61 | 1864 | { |
846b0eb8 PB |
1865 | if (TREE_TYPE (super_class) != NULL_TREE) |
1866 | super_class = TREE_TYPE (super_class); | |
1867 | else | |
1868 | { | |
c2952b01 APB |
1869 | super_class = do_resolve_class (NULL_TREE, /* FIXME? */ |
1870 | super_class, NULL_TREE, this_class); | |
846b0eb8 PB |
1871 | if (!super_class) |
1872 | return NULL_TREE; /* FIXME, NULL_TREE not checked by caller. */ | |
1873 | super_class = TREE_TYPE (super_class); | |
1874 | } | |
23a79c61 APB |
1875 | } |
1876 | if (!TYPE_SIZE (super_class)) | |
1877 | safe_layout_class (super_class); | |
1878 | ||
1879 | return super_class; | |
1880 | } | |
1881 | ||
e04a16fb AG |
1882 | void |
1883 | layout_class (this_class) | |
1884 | tree this_class; | |
1885 | { | |
1886 | tree super_class = CLASSTYPE_SUPER (this_class); | |
23a79c61 | 1887 | tree field; |
c2952b01 | 1888 | |
b5c4fed9 | 1889 | class_list = tree_cons (this_class, NULL_TREE, class_list); |
c2952b01 APB |
1890 | if (CLASS_BEING_LAIDOUT (this_class)) |
1891 | { | |
1892 | char buffer [1024]; | |
1f8f4a0b | 1893 | char *report; |
c2952b01 APB |
1894 | tree current; |
1895 | ||
1896 | sprintf (buffer, " with `%s'", | |
1897 | IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (this_class)))); | |
1898 | obstack_grow (&temporary_obstack, buffer, strlen (buffer)); | |
1899 | ||
b5c4fed9 | 1900 | for (current = TREE_CHAIN (class_list); current; |
c2952b01 APB |
1901 | current = TREE_CHAIN (current)) |
1902 | { | |
1903 | tree decl = TYPE_NAME (TREE_PURPOSE (current)); | |
1904 | sprintf (buffer, "\n which inherits from `%s' (%s:%d)", | |
1905 | IDENTIFIER_POINTER (DECL_NAME (decl)), | |
1906 | DECL_SOURCE_FILE (decl), | |
1907 | DECL_SOURCE_LINE (decl)); | |
1908 | obstack_grow (&temporary_obstack, buffer, strlen (buffer)); | |
1909 | } | |
1910 | obstack_1grow (&temporary_obstack, '\0'); | |
1f8f4a0b MM |
1911 | report = obstack_finish (&temporary_obstack); |
1912 | cyclic_inheritance_report = ggc_strdup (report); | |
1913 | obstack_free (&temporary_obstack, report); | |
c2952b01 APB |
1914 | TYPE_SIZE (this_class) = error_mark_node; |
1915 | return; | |
1916 | } | |
1917 | CLASS_BEING_LAIDOUT (this_class) = 1; | |
e04a16fb | 1918 | |
493d561d | 1919 | if (super_class && !CLASS_BEING_LAIDOUT (super_class)) |
e04a16fb | 1920 | { |
7fd9a516 AG |
1921 | tree maybe_super_class |
1922 | = maybe_layout_super_class (super_class, this_class); | |
1923 | if (maybe_super_class == NULL | |
1924 | || TREE_CODE (TYPE_SIZE (maybe_super_class)) == ERROR_MARK) | |
e04a16fb AG |
1925 | { |
1926 | TYPE_SIZE (this_class) = error_mark_node; | |
c2952b01 | 1927 | CLASS_BEING_LAIDOUT (this_class) = 0; |
b5c4fed9 | 1928 | class_list = TREE_CHAIN (class_list); |
e04a16fb AG |
1929 | return; |
1930 | } | |
e04a16fb | 1931 | if (TYPE_SIZE (this_class) == NULL_TREE) |
96c6f628 | 1932 | push_super_field (this_class, maybe_super_class); |
e04a16fb | 1933 | } |
e04a16fb AG |
1934 | |
1935 | for (field = TYPE_FIELDS (this_class); | |
1936 | field != NULL_TREE; field = TREE_CHAIN (field)) | |
1937 | { | |
1938 | if (FIELD_STATIC (field)) | |
1939 | { | |
1940 | /* Set DECL_ASSEMBLER_NAME to something suitably mangled. */ | |
92643fea MM |
1941 | SET_DECL_ASSEMBLER_NAME (field, |
1942 | java_mangle_decl | |
1943 | (&temporary_obstack, field)); | |
e04a16fb AG |
1944 | } |
1945 | } | |
1946 | ||
1947 | layout_type (this_class); | |
4832340c | 1948 | |
c1eacb70 BM |
1949 | /* Also recursively load/layout any superinterfaces, but only if class was |
1950 | loaded from bytecode. The source parser will take care of this itself. */ | |
1951 | if (!CLASS_FROM_SOURCE_P (this_class)) | |
1952 | { | |
1953 | tree basetype_vec = TYPE_BINFO_BASETYPES (this_class); | |
1954 | ||
1955 | if (basetype_vec) | |
1956 | { | |
1957 | int n = TREE_VEC_LENGTH (basetype_vec) - 1; | |
1958 | int i; | |
1959 | for (i = n; i > 0; i--) | |
1960 | { | |
1961 | tree vec_elt = TREE_VEC_ELT (basetype_vec, i); | |
1962 | tree super_interface = BINFO_TYPE (vec_elt); | |
1963 | ||
1964 | tree maybe_super_interface | |
1965 | = maybe_layout_super_class (super_interface, NULL_TREE); | |
1966 | if (maybe_super_interface == NULL | |
1967 | || TREE_CODE (TYPE_SIZE (maybe_super_interface)) == ERROR_MARK) | |
1968 | { | |
1969 | TYPE_SIZE (this_class) = error_mark_node; | |
1970 | CLASS_BEING_LAIDOUT (this_class) = 0; | |
b5c4fed9 | 1971 | class_list = TREE_CHAIN (class_list); |
c1eacb70 BM |
1972 | return; |
1973 | } | |
1974 | } | |
1975 | } | |
1976 | } | |
1977 | ||
4832340c APB |
1978 | /* Convert the size back to an SI integer value */ |
1979 | TYPE_SIZE_UNIT (this_class) = | |
1980 | fold (convert (int_type_node, TYPE_SIZE_UNIT (this_class))); | |
c2952b01 APB |
1981 | |
1982 | CLASS_BEING_LAIDOUT (this_class) = 0; | |
b5c4fed9 | 1983 | class_list = TREE_CHAIN (class_list); |
23a79c61 | 1984 | } |
e04a16fb | 1985 | |
23a79c61 APB |
1986 | void |
1987 | layout_class_methods (this_class) | |
1988 | tree this_class; | |
1989 | { | |
1990 | tree method_decl, dtable_count; | |
c02ebb18 | 1991 | tree super_class; |
23a79c61 APB |
1992 | |
1993 | if (TYPE_NVIRTUALS (this_class)) | |
1994 | return; | |
1995 | ||
23a79c61 | 1996 | super_class = CLASSTYPE_SUPER (this_class); |
e04a16fb | 1997 | |
23a79c61 | 1998 | if (super_class) |
e04a16fb | 1999 | { |
846b0eb8 | 2000 | super_class = maybe_layout_super_class (super_class, this_class); |
23a79c61 APB |
2001 | if (!TYPE_NVIRTUALS (super_class)) |
2002 | layout_class_methods (super_class); | |
2003 | dtable_count = TYPE_NVIRTUALS (super_class); | |
2004 | } | |
2005 | else | |
2006 | dtable_count = integer_zero_node; | |
e0a0c416 | 2007 | |
c02ebb18 | 2008 | TYPE_METHODS (this_class) = nreverse (TYPE_METHODS (this_class)); |
23a79c61 | 2009 | |
c02ebb18 | 2010 | for (method_decl = TYPE_METHODS (this_class); |
23a79c61 APB |
2011 | method_decl; method_decl = TREE_CHAIN (method_decl)) |
2012 | dtable_count = layout_class_method (this_class, super_class, | |
2013 | method_decl, dtable_count); | |
2014 | ||
2015 | TYPE_NVIRTUALS (this_class) = dtable_count; | |
23a79c61 APB |
2016 | } |
2017 | ||
e0a0c416 TT |
2018 | /* Return 0 if NAME is equal to STR, -1 if STR is "less" than NAME, |
2019 | and 1 if STR is "greater" than NAME. */ | |
2020 | ||
23a79c61 | 2021 | /* Lay METHOD_DECL out, returning a possibly new value of |
dc08e603 | 2022 | DTABLE_COUNT. Also mangle the method's name. */ |
23a79c61 APB |
2023 | |
2024 | tree | |
2025 | layout_class_method (this_class, super_class, method_decl, dtable_count) | |
2026 | tree this_class, super_class, method_decl, dtable_count; | |
2027 | { | |
23a79c61 | 2028 | tree method_name = DECL_NAME (method_decl); |
75d01ad7 | 2029 | |
75d01ad7 PB |
2030 | TREE_PUBLIC (method_decl) = 1; |
2031 | ||
dc08e603 | 2032 | /* This is a good occasion to mangle the method's name */ |
92643fea MM |
2033 | SET_DECL_ASSEMBLER_NAME (method_decl, |
2034 | java_mangle_decl (&temporary_obstack, | |
2035 | method_decl)); | |
7f1d4866 APB |
2036 | /* We don't generate a RTL for the method if it's abstract, or if |
2037 | it's an interface method that isn't clinit. */ | |
2aa11e97 | 2038 | if (! METHOD_ABSTRACT (method_decl) |
7f1d4866 | 2039 | || (CLASS_INTERFACE (TYPE_NAME (this_class)) |
c2952b01 | 2040 | && (DECL_CLINIT_P (method_decl)))) |
6c418184 | 2041 | make_decl_rtl (method_decl, NULL); |
7f1d4866 | 2042 | |
c2952b01 | 2043 | if (ID_INIT_P (method_name)) |
23a79c61 | 2044 | { |
c8e7d2e6 | 2045 | const char *p = IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (this_class))); |
dc08e603 | 2046 | const char *ptr; |
23a79c61 | 2047 | for (ptr = p; *ptr; ) |
e04a16fb | 2048 | { |
23a79c61 APB |
2049 | if (*ptr++ == '.') |
2050 | p = ptr; | |
2051 | } | |
23a79c61 | 2052 | DECL_CONSTRUCTOR_P (method_decl) = 1; |
c3f2a476 | 2053 | build_java_argument_signature (TREE_TYPE (method_decl)); |
23a79c61 APB |
2054 | } |
2055 | else if (! METHOD_STATIC (method_decl) && !DECL_ARTIFICIAL (method_decl)) | |
2056 | { | |
2057 | tree method_sig = | |
2058 | build_java_argument_signature (TREE_TYPE (method_decl)); | |
2059 | tree super_method = lookup_argument_method (super_class, method_name, | |
e04a16fb | 2060 | method_sig); |
30ca27b4 | 2061 | if (super_method != NULL_TREE && ! METHOD_PRIVATE (super_method)) |
23a79c61 APB |
2062 | { |
2063 | DECL_VINDEX (method_decl) = DECL_VINDEX (super_method); | |
7f10c2e2 APB |
2064 | if (DECL_VINDEX (method_decl) == NULL_TREE |
2065 | && !CLASS_FROM_SOURCE_P (this_class)) | |
23a79c61 APB |
2066 | error_with_decl (method_decl, |
2067 | "non-static method '%s' overrides static method"); | |
23a79c61 APB |
2068 | } |
2069 | else if (! METHOD_FINAL (method_decl) | |
75d01ad7 | 2070 | && ! METHOD_PRIVATE (method_decl) |
23a79c61 APB |
2071 | && ! CLASS_FINAL (TYPE_NAME (this_class)) |
2072 | && dtable_count) | |
2073 | { | |
2074 | DECL_VINDEX (method_decl) = dtable_count; | |
665f2503 RK |
2075 | dtable_count = fold (build (PLUS_EXPR, integer_type_node, |
2076 | dtable_count, integer_one_node)); | |
e04a16fb AG |
2077 | } |
2078 | } | |
665f2503 | 2079 | |
23a79c61 | 2080 | return dtable_count; |
e04a16fb AG |
2081 | } |
2082 | ||
e04a16fb AG |
2083 | void |
2084 | register_class () | |
2085 | { | |
19e223db MM |
2086 | /* END does not need to be registered with the garbage collector |
2087 | because it always points into the list given by REGISTERED_CLASS, | |
2088 | and that variable is registered with the collector. */ | |
e04a16fb AG |
2089 | static tree end; |
2090 | tree node = TREE_OPERAND (build_class_ref (current_class), 0); | |
2091 | tree current = copy_node (node); | |
2092 | ||
2093 | XEXP (DECL_RTL (current), 0) = copy_rtx (XEXP (DECL_RTL(node), 0)); | |
2094 | if (!registered_class) | |
2095 | registered_class = current; | |
2096 | else | |
2097 | TREE_CHAIN (end) = current; | |
2098 | ||
2099 | end = current; | |
2100 | } | |
2101 | ||
6351543d AG |
2102 | /* Emit something to register classes at start-up time. |
2103 | ||
2104 | The preferred mechanism is through the .jcr section, which contain | |
2105 | a list of pointers to classes which get registered during | |
2106 | constructor invoction time. The fallback mechanism is to generate | |
2107 | a `constructor' function which calls _Jv_RegisterClass for each | |
2108 | class in this file. */ | |
e04a16fb AG |
2109 | |
2110 | void | |
866e9df8 | 2111 | emit_register_classes () |
e04a16fb | 2112 | { |
2cc07db4 RH |
2113 | /* ??? This isn't quite the correct test. We also have to know |
2114 | that the target is using gcc's crtbegin/crtend objects rather | |
2115 | than the ones that come with the operating system. */ | |
6351543d AG |
2116 | if (SUPPORTS_WEAK && targetm.have_named_sections) |
2117 | { | |
ca11a2e9 | 2118 | #ifdef JCR_SECTION_NAME |
6351543d | 2119 | tree t; |
715bdd29 RH |
2120 | named_section_flags (JCR_SECTION_NAME, SECTION_WRITE); |
2121 | assemble_align (POINTER_SIZE); | |
6351543d AG |
2122 | for (t = registered_class; t; t = TREE_CHAIN (t)) |
2123 | assemble_integer (XEXP (DECL_RTL (t), 0), | |
c8af3574 | 2124 | POINTER_SIZE / BITS_PER_UNIT, POINTER_SIZE, 1); |
ca11a2e9 AG |
2125 | #else |
2126 | abort (); | |
2127 | #endif | |
6351543d AG |
2128 | } |
2129 | else | |
2130 | { | |
2131 | extern tree get_file_function_name PARAMS ((int)); | |
2132 | tree init_name = get_file_function_name ('I'); | |
2133 | tree init_type = build_function_type (void_type_node, end_params_node); | |
2134 | tree init_decl; | |
2135 | tree t; | |
2136 | ||
2137 | init_decl = build_decl (FUNCTION_DECL, init_name, init_type); | |
2138 | SET_DECL_ASSEMBLER_NAME (init_decl, init_name); | |
2139 | TREE_STATIC (init_decl) = 1; | |
2140 | current_function_decl = init_decl; | |
2cc07db4 RH |
2141 | DECL_RESULT (init_decl) = build_decl (RESULT_DECL, NULL_TREE, |
2142 | void_type_node); | |
2143 | ||
2144 | /* It can be a static function as long as collect2 does not have | |
2145 | to scan the object file to find its ctor/dtor routine. */ | |
2146 | TREE_PUBLIC (init_decl) = ! targetm.have_ctors_dtors; | |
2147 | ||
2148 | /* Suppress spurious warnings. */ | |
2149 | TREE_USED (init_decl) = 1; | |
2150 | ||
6351543d AG |
2151 | pushlevel (0); |
2152 | make_decl_rtl (init_decl, NULL); | |
2153 | init_function_start (init_decl, input_filename, 0); | |
2154 | expand_function_start (init_decl, 0); | |
2cc07db4 RH |
2155 | |
2156 | /* Do not allow the function to be deferred. */ | |
2157 | current_function_cannot_inline | |
2158 | = "static constructors and destructors cannot be inlined"; | |
2159 | ||
6351543d AG |
2160 | for ( t = registered_class; t; t = TREE_CHAIN (t)) |
2161 | emit_library_call (registerClass_libfunc, 0, VOIDmode, 1, | |
2162 | XEXP (DECL_RTL (t), 0), Pmode); | |
2163 | ||
2164 | expand_function_end (input_filename, 0, 0); | |
2165 | poplevel (1, 0, 1); | |
2cc07db4 | 2166 | rest_of_compilation (init_decl); |
6351543d | 2167 | current_function_decl = NULL_TREE; |
2cc07db4 RH |
2168 | |
2169 | if (targetm.have_ctors_dtors) | |
2170 | (* targetm.asm_out.constructor) (XEXP (DECL_RTL (init_decl), 0), | |
2171 | DEFAULT_INIT_PRIORITY); | |
6351543d | 2172 | } |
e04a16fb AG |
2173 | } |
2174 | ||
861ef928 BM |
2175 | /* Make a method_symbol_type (_Jv_MethodSymbol) node for METHOD. */ |
2176 | ||
2177 | tree | |
2178 | build_method_symbols_entry (tree method) | |
2179 | { | |
2180 | tree clname, name, signature, method_symbol; | |
2181 | ||
2182 | clname = build_utf8_ref (DECL_NAME (TYPE_NAME (DECL_CONTEXT (method)))); | |
2183 | name = build_utf8_ref (DECL_NAME (method)); | |
2184 | signature = build_java_signature (TREE_TYPE (method)); | |
2185 | signature = build_utf8_ref (unmangle_classname | |
2186 | (IDENTIFIER_POINTER (signature), | |
2187 | IDENTIFIER_LENGTH (signature))); | |
2188 | ||
2189 | START_RECORD_CONSTRUCTOR (method_symbol, method_symbol_type); | |
2190 | PUSH_FIELD_VALUE (method_symbol, "clname", clname); | |
2191 | PUSH_FIELD_VALUE (method_symbol, "name", name); | |
2192 | PUSH_FIELD_VALUE (method_symbol, "signature", signature); | |
2193 | FINISH_RECORD_CONSTRUCTOR (method_symbol); | |
2194 | TREE_CONSTANT (method_symbol) = 1; | |
2195 | ||
2196 | return method_symbol; | |
2197 | } | |
2198 | ||
2199 | /* Emit the offset symbols table for indirect virtual dispatch. */ | |
2200 | ||
2201 | void | |
2202 | emit_offset_symbol_table () | |
2203 | { | |
2204 | tree method_list, method, table, list, null_symbol; | |
2205 | tree otable_bound, otable_array_type; | |
2206 | int index; | |
2207 | ||
2208 | /* Only emit an offset table if this translation unit actually made virtual | |
2209 | calls. */ | |
2210 | if (otable_methods == NULL_TREE) | |
2211 | return; | |
2212 | ||
2213 | /* Build a list of _Jv_MethodSymbols for each entry in otable_methods. */ | |
2214 | index = 0; | |
2215 | method_list = otable_methods; | |
2216 | list = NULL_TREE; | |
2217 | while (method_list != NULL_TREE) | |
2218 | { | |
2219 | method = TREE_VALUE (method_list); | |
2220 | list = tree_cons (NULL_TREE, build_method_symbols_entry (method), list); | |
2221 | method_list = TREE_CHAIN (method_list); | |
2222 | index++; | |
2223 | } | |
2224 | ||
2225 | /* Terminate the list with a "null" entry. */ | |
2226 | START_RECORD_CONSTRUCTOR (null_symbol, method_symbol_type); | |
2227 | PUSH_FIELD_VALUE (null_symbol, "clname", null_pointer_node); | |
2228 | PUSH_FIELD_VALUE (null_symbol, "name", null_pointer_node); | |
2229 | PUSH_FIELD_VALUE (null_symbol, "signature", null_pointer_node); | |
2230 | FINISH_RECORD_CONSTRUCTOR (null_symbol); | |
2231 | TREE_CONSTANT (null_symbol) = 1; | |
2232 | list = tree_cons (NULL_TREE, null_symbol, list); | |
2233 | ||
2234 | /* Put the list in the right order and make it a constructor. */ | |
2235 | list = nreverse (list); | |
2236 | table = build (CONSTRUCTOR, method_symbols_array_type, NULL_TREE, list); | |
2237 | ||
2238 | /* Make it the initial value for otable_syms and emit the decl. */ | |
2239 | DECL_INITIAL (otable_syms_decl) = table; | |
2240 | DECL_ARTIFICIAL (otable_syms_decl) = 1; | |
2241 | DECL_IGNORED_P (otable_syms_decl) = 1; | |
2242 | rest_of_decl_compilation (otable_syms_decl, NULL, 1, 0); | |
2243 | ||
2244 | /* Now that its size is known, redefine otable as an uninitialized static | |
2245 | array of INDEX + 1 integers. The extra entry is used by the runtime | |
2246 | to track whether the otable has been initialized. */ | |
2247 | otable_bound = build_index_type (build_int_2 (index, 0)); | |
2248 | otable_array_type = build_array_type (integer_type_node, otable_bound); | |
2249 | otable_decl = build_decl (VAR_DECL, get_identifier ("otable"), | |
2250 | otable_array_type); | |
2251 | TREE_STATIC (otable_decl) = 1; | |
2252 | TREE_READONLY (otable_decl) = 1; | |
2253 | rest_of_decl_compilation (otable_decl, NULL, 1, 0); | |
2254 | } | |
2255 | ||
e04a16fb AG |
2256 | void |
2257 | init_class_processing () | |
2258 | { | |
e2500fed | 2259 | registerClass_libfunc = gen_rtx_SYMBOL_REF (Pmode, "_Jv_RegisterClass"); |
7be5b0e5 | 2260 | registerResource_libfunc = |
e2500fed | 2261 | gen_rtx_SYMBOL_REF (Pmode, "_Jv_RegisterResource"); |
b5c4fed9 PB |
2262 | fields_ident = get_identifier ("fields"); |
2263 | info_ident = get_identifier ("info"); | |
1f8f4a0b | 2264 | gcc_obstack_init (&temporary_obstack); |
e04a16fb | 2265 | } |
e2500fed GK |
2266 | \f |
2267 | static hashval_t java_treetreehash_hash PARAMS ((const void *)); | |
2268 | static int java_treetreehash_compare PARAMS ((const void *, const void *)); | |
2269 | ||
2270 | /* A hash table mapping trees to trees. Used generally. */ | |
2271 | ||
7bdfd72e | 2272 | #define JAVA_TREEHASHHASH_H(t) (htab_hash_pointer (t)) |
e2500fed GK |
2273 | |
2274 | static hashval_t | |
2275 | java_treetreehash_hash (k_p) | |
2276 | const void *k_p; | |
2277 | { | |
2278 | struct treetreehash_entry *k = (struct treetreehash_entry *) k_p; | |
2279 | return JAVA_TREEHASHHASH_H (k->key); | |
2280 | } | |
2281 | ||
2282 | static int | |
2283 | java_treetreehash_compare (k1_p, k2_p) | |
2284 | const void * k1_p; | |
2285 | const void * k2_p; | |
2286 | { | |
2287 | struct treetreehash_entry * k1 = (struct treetreehash_entry *) k1_p; | |
2288 | tree k2 = (tree) k2_p; | |
2289 | return (k1->key == k2); | |
2290 | } | |
2291 | ||
2292 | tree | |
2293 | java_treetreehash_find (ht, t) | |
2294 | htab_t ht; | |
2295 | tree t; | |
2296 | { | |
2297 | struct treetreehash_entry *e; | |
2298 | hashval_t hv = JAVA_TREEHASHHASH_H (t); | |
2299 | e = (struct treetreehash_entry *) htab_find_with_hash (ht, t, hv); | |
2300 | if (e == NULL) | |
2301 | return NULL; | |
2302 | else | |
2303 | return e->value; | |
2304 | } | |
2305 | ||
2306 | tree * | |
2307 | java_treetreehash_new (ht, t) | |
2308 | htab_t ht; | |
2309 | tree t; | |
2310 | { | |
2311 | PTR *e; | |
2312 | struct treetreehash_entry *tthe; | |
2313 | hashval_t hv = JAVA_TREEHASHHASH_H (t); | |
2314 | ||
2315 | e = htab_find_slot_with_hash (ht, t, hv, INSERT); | |
2316 | if (*e == NULL) | |
2317 | { | |
2318 | tthe = (*ht->alloc_f) (1, sizeof (*tthe)); | |
2319 | tthe->key = t; | |
2320 | *e = (PTR) tthe; | |
2321 | } | |
2322 | else | |
2323 | tthe = (struct treetreehash_entry *) *e; | |
2324 | return &tthe->value; | |
2325 | } | |
2326 | ||
2327 | htab_t | |
2328 | java_treetreehash_create (size, gc) | |
2329 | size_t size; | |
2330 | int gc; | |
2331 | { | |
2332 | if (gc) | |
2333 | return htab_create_ggc (size, java_treetreehash_hash, | |
2334 | java_treetreehash_compare, NULL); | |
2335 | else | |
2336 | return htab_create_alloc (size, java_treetreehash_hash, | |
2337 | java_treetreehash_compare, free, xcalloc, free); | |
2338 | } | |
2339 | ||
2340 | #include "gt-java-class.h" |