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1 715 jeremybenn
/* Definitions for parsing and type checking for the GNU compiler for
2
   the Java(TM) language.
3
   Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4
   2005, 2006, 2007, 2008, 2010 Free Software Foundation, Inc.
5
 
6
This file is part of GCC.
7
 
8
GCC is free software; you can redistribute it and/or modify
9
it under the terms of the GNU General Public License as published by
10
the Free Software Foundation; either version 3, or (at your option)
11
any later version.
12
 
13
GCC is distributed in the hope that it will be useful,
14
but WITHOUT ANY WARRANTY; without even the implied warranty of
15
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16
GNU General Public License for more details.
17
 
18
You should have received a copy of the GNU General Public License
19
along with GCC; see the file COPYING3.  If not see
20
<http://www.gnu.org/licenses/>.
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
/* Hacked by Per Bothner <bothner@cygnus.com> February 1996. */
27
 
28
#ifndef GCC_JAVA_TREE_H
29
#define GCC_JAVA_TREE_H
30
 
31
#include "hashtab.h"
32
 
33
struct JCF;
34
 
35
/* Usage of TREE_LANG_FLAG_?:
36
   2: QUALIFIED_P (in IDENTIFIER_NODE)
37
      CLASS_FILE_P (in a TRANSLATION_UNIT_DECL in current_file_list)
38
   3: HAS_FINALIZER (in RECORD_TYPE)
39
   4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
40
      IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
41
   5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
42
 
43
   Usage of TYPE_LANG_FLAG_?:
44
   1: TYPE_ARRAY_P (in RECORD_TYPE).
45
   2: CLASS_PARSED_P (in RECORD_TYPE).
46
   4: CLASS_P (in RECORD_TYPE).
47
   5: CLASS_FROM_CURRENTLY_COMPILED_P (in RECORD_TYPE)
48
   6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
49
 
50
   Usage of DECL_LANG_FLAG_?:
51
   0: METHOD_DEPRECATED (in FUNCTION_DECL).
52
      FIELD_DEPRECATED (in FIELD_DECL).
53
      CLASS_DEPRECATED (in TYPE_DECL).
54
   1: METHOD_PUBLIC (in FUNCTION_DECL).
55
      FIELD_PUBLIC (in FIELD_DECL).
56
      CLASS_PUBLIC (in TYPE_DECL).
57
   2: METHOD_STATIC (in FUNCTION_DECL).
58
      (But note that FIELD_STATIC uses TREE_STATIC!)
59
      FIELD_SYNTHETIC (in FIELD_DECL)
60
      CLASS_COMPLETE_P (in TYPE_DECL)
61
   3: METHOD_FINAL (in FUNCTION_DECL)
62
      FIELD_FINAL (in FIELD_DECL)
63
      CLASS_FINAL (in TYPE_DECL)
64
      DECL_FINAL (in any decl)
65
   4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
66
      CLASS_INTERFACE (in TYPE_DECL)
67
      FIELD_VOLATILE (int FIELD_DECL)
68
   5: METHOD_ABSTRACT (in FUNCTION_DECL).
69
      CLASS_ABSTRACT (in TYPE_DECL)
70
      FIELD_TRANSIENT (in FIELD_DECL)
71
   6: CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
72
   7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
73
      CLASS_STATIC (in TYPE_DECL)
74
*/
75
 
76
#define VAR_OR_FIELD_CHECK(DECL) \
77
  TREE_CHECK3 (DECL, FIELD_DECL, VAR_DECL, PARM_DECL)
78
 
79
/* True if the class whose TYPE_BINFO this is has a superclass.
80
   (True of all classes except Object.) */
81
#define CLASS_HAS_SUPER_FLAG(BINFO) BINFO_FLAG_1 (BINFO)
82
#define CLASS_HAS_SUPER(TYPE) \
83
  (TYPE_BINFO (TYPE) && CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE)))
84
 
85
/* Return the supertype of class TYPE, or NULL_TREE is it has none. */
86
#define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) \
87
  ? BINFO_TYPE (BINFO_BASE_BINFO (TYPE_BINFO (TYPE), 0)) \
88
  : NULL_TREE)
89
 
90
/* The class defined by the actual (main) file we are compiling. */
91
#define main_class \
92
  java_global_trees[JTI_MAIN_CLASS]
93
 
94
/* The class we use as the base for name resolution.  It's usually the
95
   class we're generating code for but sometimes it points to an inner
96
   class.  If you really want to know the class we're currently
97
   generating code for, use output_class instead.  */
98
#define current_class \
99
  java_global_trees[JTI_CURRENT_CLASS]
100
 
101
/* The class we are currently generating.  Really.  */
102
#define output_class \
103
  java_global_trees[JTI_OUTPUT_CLASS]
104
 
105
/* List of virtual decls referred to by this translation unit, used to
106
   generate virtual method offset symbol table.  */
107
 
108
/* The virtual offset table.  This is emitted as uninitialized data of
109
   the required length, and filled out at run time during class
110
   linking. */
111
 
112
/* The virtual offset symbol table. Used by the runtime to fill out
113
   the otable. */
114
 
115
/* Resource name.  */
116
extern const char *resource_name;
117
 
118
/* Turned to 1 if -Wall was encountered. See lang.c for their meanings.  */
119
extern int flag_wall;
120
 
121
/* The Java .class file that provides main_class;  the main input file. */
122
extern GTY(()) struct JCF * current_jcf;
123
 
124
/* Set to nonzero value in order to emit class initialization code
125
   before static field references.  */
126
extern int always_initialize_class_p;
127
 
128
extern int flag_verify_invocations;
129
 
130
/* Largest pc so far in this method that has been passed to lookup_label. */
131
extern int highest_label_pc_this_method;
132
 
133
/* Base value for this method to add to pc to get generated label. */
134
extern int start_label_pc_this_method;
135
 
136
typedef struct CPool constant_pool;
137
 
138
#define CONSTANT_ResolvedFlag 16
139
 
140
/* Don't eagerly resolve this entry.  When this flag is set, constant
141
   pool entries are resolved only at runtime when the entry is first
142
   referred to.  */
143
#define CONSTANT_LazyFlag 32
144
 
145
/* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
146
#define CONSTANT_ResolvedString    (CONSTANT_String+CONSTANT_ResolvedFlag)
147
 
148
/* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
149
#define CONSTANT_ResolvedClass     (CONSTANT_Class+CONSTANT_ResolvedFlag)
150
 
151
#define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
152
 
153
/* A NameAndType constant is represented as a TREE_LIST.
154
   The type is the signature string (as an IDENTIFIER_NODE).  */
155
 
156
#define NAME_AND_TYPE_NAME(CPOOL, IDX) \
157
  CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
158
#define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
159
  CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
160
 
161
/* A FieldRef, MethodRef or InterfaceMethodRef constant
162
   is represented as a TREE_LIST. */
163
 
164
#define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
165
#define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
166
#define COMPONENT_REF_NAME(CPOOL, IDX) \
167
  NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
168
#define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
169
  NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
170
 
171
extern GTY(()) tree java_lang_cloneable_identifier_node;
172
extern GTY(()) tree java_io_serializable_identifier_node;
173
extern GTY(()) tree gcj_abi_version;
174
 
175
/* The decl for the .constants field of an instance of Class.  */
176
extern GTY(()) tree constants_field_decl_node;
177
 
178
/* The decl for the .data field of an instance of Class.  */
179
extern GTY(()) tree constants_data_field_decl_node;
180
 
181
enum java_tree_index
182
{
183
  JTI_PROMOTED_BYTE_TYPE_NODE,
184
  JTI_PROMOTED_SHORT_TYPE_NODE,
185
  JTI_PROMOTED_CHAR_TYPE_NODE,
186
  JTI_PROMOTED_BOOLEAN_TYPE_NODE,
187
 
188
  JTI_BYTE_TYPE_NODE,
189
  JTI_SHORT_TYPE_NODE,
190
  JTI_INT_TYPE_NODE,
191
  JTI_LONG_TYPE_NODE,
192
 
193
  JTI_UNSIGNED_BYTE_TYPE_NODE,
194
  JTI_UNSIGNED_SHORT_TYPE_NODE,
195
  JTI_UNSIGNED_INT_TYPE_NODE,
196
  JTI_UNSIGNED_LONG_TYPE_NODE,
197
 
198
  JTI_DECIMAL_INT_MAX_NODE,
199
  JTI_DECIMAL_LONG_MAX_NODE,
200
 
201
  JTI_OBJECT_TYPE_NODE,
202
  JTI_UNQUALIFIED_OBJECT_ID_NODE,
203
  JTI_OBJECT_PTR_TYPE_NODE,
204
  JTI_STRING_TYPE_NODE,
205
  JTI_STRING_PTR_TYPE_NODE,
206
  JTI_THROWABLE_TYPE_NODE,
207
  JTI_EXCEPTION_TYPE_NODE,
208
  JTI_RUNTIME_EXCEPTION_TYPE_NODE,
209
  JTI_ERROR_EXCEPTION_TYPE_NODE,
210
  JTI_RAWDATA_PTR_TYPE_NODE,
211
 
212
  JTI_BYTE_ARRAY_TYPE_NODE,
213
  JTI_SHORT_ARRAY_TYPE_NODE,
214
  JTI_INT_ARRAY_TYPE_NODE,
215
  JTI_LONG_ARRAY_TYPE_NODE,
216
  JTI_BOOLEAN_ARRAY_TYPE_NODE,
217
  JTI_CHAR_ARRAY_TYPE_NODE,
218
  JTI_DOUBLE_ARRAY_TYPE_NODE,
219
  JTI_FLOAT_ARRAY_TYPE_NODE,
220
  JTI_ARRAY_ARRAY_TYPE_NODE,
221
  JTI_OBJECT_ARRAY_TYPE_NODE,
222
  JTI_STRING_ARRAY_TYPE_NODE,
223
  JTI_BOOLEAN_ARRAY_VTABLE,
224
  JTI_BYTE_ARRAY_VTABLE,
225
  JTI_CHAR_ARRAY_VTABLE,
226
  JTI_SHORT_ARRAY_VTABLE,
227
  JTI_INT_ARRAY_VTABLE,
228
  JTI_LONG_ARRAY_VTABLE,
229
  JTI_FLOAT_ARRAY_VTABLE,
230
  JTI_DOUBLE_ARRAY_VTABLE,
231
  JTI_TYPE_IDENTIFIER_NODE,
232
  JTI_INIT_IDENTIFIER_NODE,
233
  JTI_CLINIT_IDENTIFIER_NODE,
234
  JTI_VOID_SIGNATURE_NODE,
235
  JTI_FINALIZE_IDENTIFIER_NODE,
236
  JTI_THIS_IDENTIFIER_NODE,
237
  JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
238
 
239
  JTI_RETURN_ADDRESS_TYPE_NODE,
240
 
241
  JTI_LONG_ZERO_NODE,
242
  JTI_FLOAT_ZERO_NODE,
243
  JTI_DOUBLE_ZERO_NODE,
244
  JTI_INTEGER_TWO_NODE,
245
  JTI_INTEGER_FOUR_NODE,
246
 
247
  JTI_METHODTABLE_TYPE,
248
  JTI_METHODTABLE_PTR_TYPE,
249
 
250
  JTI_UTF8CONST_TYPE,
251
  JTI_UTF8CONST_PTR_TYPE,
252
 
253
  JTI_CLASS_TYPE_NODE,
254
  JTI_CLASS_PTR_TYPE,
255
  JTI_FIELD_TYPE_NODE,
256
  JTI_CONSTANTS_TYPE_NODE,
257
  JTI_DTABLE_TYPE,
258
  JTI_DTABLE_PTR_TYPE,
259
  JTI_FIELD_PTR_TYPE_NODE,
260
  JTI_FIELD_INFO_UNION_NODE,
261
  JTI_EXCEPTION_TYPE,
262
  JTI_EXCEPTION_PTR_TYPE,
263
  JTI_LINENUMBERENTRY_TYPE,
264
  JTI_LINENUMBERS_TYPE,
265
  JTI_METHOD_TYPE_NODE,
266
  JTI_METHOD_PTR_TYPE_NODE,
267
  JTI_OTABLE_TYPE,
268
  JTI_OTABLE_PTR_TYPE,
269
  JTI_ATABLE_TYPE,
270
  JTI_ATABLE_PTR_TYPE,
271
  JTI_ITABLE_TYPE,
272
  JTI_ITABLE_PTR_TYPE,
273
  JTI_SYMBOL_TYPE,
274
  JTI_SYMBOLS_ARRAY_TYPE,
275
  JTI_SYMBOLS_ARRAY_PTR_TYPE,
276
  JTI_ASSERTION_ENTRY_TYPE,
277
  JTI_ASSERTION_TABLE_TYPE,
278
 
279
  JTI_END_PARAMS_NODE,
280
 
281
  JTI_THROW_NODE,
282
  JTI_ALLOC_OBJECT_NODE,
283
  JTI_ALLOC_NO_FINALIZER_NODE,
284
  JTI_SOFT_INSTANCEOF_NODE,
285
  JTI_SOFT_CHECKCAST_NODE,
286
  JTI_SOFT_INITCLASS_NODE,
287
  JTI_SOFT_NEWARRAY_NODE,
288
  JTI_SOFT_ANEWARRAY_NODE,
289
  JTI_SOFT_MULTIANEWARRAY_NODE,
290
  JTI_SOFT_BADARRAYINDEX_NODE,
291
  JTI_SOFT_NULLPOINTER_NODE,
292
  JTI_SOFT_ABSTRACTMETHOD_NODE,
293
  JTI_SOFT_NOSUCHFIELD_NODE,
294
  JTI_SOFT_CHECKARRAYSTORE_NODE,
295
  JTI_SOFT_MONITORENTER_NODE,
296
  JTI_SOFT_MONITOREXIT_NODE,
297
  JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
298
  JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE,
299
  JTI_SOFT_LOOKUPJNIMETHOD_NODE,
300
  JTI_SOFT_GETJNIENVNEWFRAME_NODE,
301
  JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
302
  JTI_SOFT_UNWRAPJNI_NODE,
303
  JTI_SOFT_FMOD_NODE,
304
  JTI_SOFT_IDIV_NODE,
305
  JTI_SOFT_IREM_NODE,
306
  JTI_SOFT_LDIV_NODE,
307
  JTI_SOFT_LREM_NODE,
308
 
309
  JTI_ACCESS_FLAGS_TYPE_NODE,
310
 
311
  JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
312
 
313
  JTI_MAIN_CLASS,
314
  JTI_CURRENT_CLASS,
315
  JTI_OUTPUT_CLASS,
316
 
317
  JTI_MAX
318
};
319
 
320
extern GTY(()) tree java_global_trees[JTI_MAX];
321
 
322
/* "Promoted types" that are used for primitive types smaller
323
   than int.  We could use int_type_node, but then we would lose
324
   type information (such as needed for debugging). */
325
#define promoted_byte_type_node \
326
  java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
327
#define promoted_short_type_node \
328
  java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
329
#define promoted_char_type_node \
330
  java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
331
#define promoted_boolean_type_node \
332
  java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
333
 
334
#define byte_type_node \
335
  java_global_trees[JTI_BYTE_TYPE_NODE]
336
#define short_type_node \
337
  java_global_trees[JTI_SHORT_TYPE_NODE]
338
#define int_type_node \
339
  java_global_trees[JTI_INT_TYPE_NODE]
340
#define long_type_node \
341
  java_global_trees[JTI_LONG_TYPE_NODE]
342
 
343
#define unsigned_byte_type_node \
344
  java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
345
#define unsigned_short_type_node \
346
  java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
347
#define unsigned_int_type_node \
348
  java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
349
#define unsigned_long_type_node \
350
  java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
351
 
352
#define decimal_int_max \
353
  java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
354
#define decimal_long_max \
355
  java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
356
 
357
#define object_type_node \
358
  java_global_trees[JTI_OBJECT_TYPE_NODE]
359
#define unqualified_object_id_node \
360
  java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
361
#define object_ptr_type_node \
362
  java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
363
#define string_type_node \
364
  java_global_trees[JTI_STRING_TYPE_NODE]
365
#define string_ptr_type_node \
366
  java_global_trees[JTI_STRING_PTR_TYPE_NODE]
367
#define throwable_type_node \
368
  java_global_trees[JTI_THROWABLE_TYPE_NODE]
369
#define exception_type_node \
370
  java_global_trees[JTI_EXCEPTION_TYPE_NODE]
371
#define runtime_exception_type_node \
372
  java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
373
#define error_exception_type_node \
374
  java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
375
#define rawdata_ptr_type_node \
376
  java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
377
 
378
#define byte_array_type_node \
379
  java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
380
#define short_array_type_node \
381
  java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
382
#define int_array_type_node \
383
  java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
384
#define long_array_type_node \
385
  java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
386
#define boolean_array_type_node \
387
  java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
388
#define char_array_type_node \
389
  java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
390
#define double_array_type_node \
391
  java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
392
#define float_array_type_node \
393
  java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
394
#define array_array_type_node \
395
  java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
396
#define object_array_type_node \
397
  java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
398
#define string_array_type_node \
399
  java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
400
#define boolean_array_vtable \
401
  java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
402
#define byte_array_vtable \
403
  java_global_trees[JTI_BYTE_ARRAY_VTABLE]
404
#define char_array_vtable \
405
  java_global_trees[JTI_CHAR_ARRAY_VTABLE]
406
#define short_array_vtable \
407
  java_global_trees[JTI_SHORT_ARRAY_VTABLE]
408
#define int_array_vtable \
409
  java_global_trees[JTI_INT_ARRAY_VTABLE]
410
#define long_array_vtable \
411
  java_global_trees[JTI_LONG_ARRAY_VTABLE]
412
#define float_array_vtable \
413
  java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
414
#define double_array_vtable \
415
  java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
416
#define TYPE_identifier_node \
417
  java_global_trees[JTI_TYPE_IDENTIFIER_NODE]      /* "TYPE" */
418
#define init_identifier_node \
419
  java_global_trees[JTI_INIT_IDENTIFIER_NODE]      /* "<init>" */
420
#define clinit_identifier_node \
421
  java_global_trees[JTI_CLINIT_IDENTIFIER_NODE]      /* "<clinit>" */
422
#define void_signature_node \
423
  java_global_trees[JTI_VOID_SIGNATURE_NODE]       /* "()V" */
424
#define finalize_identifier_node \
425
  java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE]  /* "finalize" */
426
#define this_identifier_node \
427
  java_global_trees[JTI_THIS_IDENTIFIER_NODE]  /* "this" */
428
#define one_elt_array_domain_type \
429
  java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
430
/* The type of the return address of a subroutine. */
431
#define return_address_type_node \
432
  java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
433
 
434
/* Integer constants not declared in tree.h. */
435
#define long_zero_node \
436
  java_global_trees[JTI_LONG_ZERO_NODE]
437
#define float_zero_node \
438
  java_global_trees[JTI_FLOAT_ZERO_NODE]
439
#define double_zero_node \
440
  java_global_trees[JTI_DOUBLE_ZERO_NODE]
441
#define integer_two_node \
442
  java_global_trees[JTI_INTEGER_TWO_NODE]
443
#define integer_four_node \
444
  java_global_trees[JTI_INTEGER_FOUR_NODE]
445
 
446
/* The type for struct methodtable. */
447
#define methodtable_type \
448
  java_global_trees[JTI_METHODTABLE_TYPE]
449
#define methodtable_ptr_type \
450
  java_global_trees[JTI_METHODTABLE_PTR_TYPE]
451
 
452
#define utf8const_type \
453
  java_global_trees[JTI_UTF8CONST_TYPE]
454
#define utf8const_ptr_type \
455
  java_global_trees[JTI_UTF8CONST_PTR_TYPE]
456
 
457
#define class_type_node \
458
  java_global_trees[JTI_CLASS_TYPE_NODE]
459
#define class_ptr_type \
460
  java_global_trees[JTI_CLASS_PTR_TYPE]
461
#define field_type_node \
462
  java_global_trees[JTI_FIELD_TYPE_NODE]
463
#define constants_type_node \
464
  java_global_trees[JTI_CONSTANTS_TYPE_NODE]
465
#define dtable_type \
466
  java_global_trees[JTI_DTABLE_TYPE]
467
#define dtable_ptr_type \
468
  java_global_trees[JTI_DTABLE_PTR_TYPE]
469
#define field_ptr_type_node \
470
  java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
471
#define field_info_union_node \
472
  java_global_trees[JTI_FIELD_INFO_UNION_NODE]
473
#define jexception_type \
474
  java_global_trees[JTI_EXCEPTION_TYPE]
475
#define jexception_ptr_type \
476
  java_global_trees[JTI_EXCEPTION_PTR_TYPE]
477
#define lineNumberEntry_type \
478
  java_global_trees[JTI_LINENUMBERENTRY_TYPE]
479
#define lineNumbers_type \
480
  java_global_trees[JTI_LINENUMBERS_TYPE]
481
#define method_type_node \
482
  java_global_trees[JTI_METHOD_TYPE_NODE]
483
#define method_ptr_type_node \
484
  java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
485
#define otable_type \
486
  java_global_trees[JTI_OTABLE_TYPE]
487
#define atable_type \
488
  java_global_trees[JTI_ATABLE_TYPE]
489
#define itable_type \
490
  java_global_trees[JTI_ITABLE_TYPE]
491
#define otable_ptr_type \
492
  java_global_trees[JTI_OTABLE_PTR_TYPE]
493
#define atable_ptr_type \
494
  java_global_trees[JTI_ATABLE_PTR_TYPE]
495
#define itable_ptr_type \
496
  java_global_trees[JTI_ITABLE_PTR_TYPE]
497
#define symbol_type \
498
  java_global_trees[JTI_SYMBOL_TYPE]
499
#define symbols_array_type \
500
  java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
501
#define symbols_array_ptr_type \
502
  java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
503
#define assertion_entry_type \
504
  java_global_trees[JTI_ASSERTION_ENTRY_TYPE]
505
#define assertion_table_type \
506
  java_global_trees[JTI_ASSERTION_TABLE_TYPE]
507
 
508
#define end_params_node \
509
  java_global_trees[JTI_END_PARAMS_NODE]
510
 
511
/* References to internal libjava functions we use. */
512
#define throw_node \
513
  java_global_trees[JTI_THROW_NODE]
514
#define alloc_object_node \
515
  java_global_trees[JTI_ALLOC_OBJECT_NODE]
516
#define alloc_no_finalizer_node \
517
  java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
518
#define soft_instanceof_node \
519
  java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
520
#define soft_checkcast_node \
521
  java_global_trees[JTI_SOFT_CHECKCAST_NODE]
522
#define soft_initclass_node \
523
  java_global_trees[JTI_SOFT_INITCLASS_NODE]
524
#define soft_newarray_node \
525
  java_global_trees[JTI_SOFT_NEWARRAY_NODE]
526
#define soft_anewarray_node \
527
  java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
528
#define soft_multianewarray_node \
529
  java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
530
#define soft_badarrayindex_node \
531
  java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
532
#define soft_nullpointer_node \
533
  java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
534
#define soft_abstractmethod_node \
535
  java_global_trees[JTI_SOFT_ABSTRACTMETHOD_NODE]
536
#define soft_nosuchfield_node \
537
  java_global_trees[JTI_SOFT_NOSUCHFIELD_NODE]
538
#define soft_checkarraystore_node \
539
  java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
540
#define soft_monitorenter_node \
541
  java_global_trees[JTI_SOFT_MONITORENTER_NODE]
542
#define soft_monitorexit_node \
543
  java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
544
#define soft_lookupinterfacemethod_node \
545
  java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
546
#define soft_lookupinterfacemethodbyname_node \
547
  java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE]
548
#define soft_lookupjnimethod_node \
549
  java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
550
#define soft_getjnienvnewframe_node \
551
  java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
552
#define soft_jnipopsystemframe_node \
553
  java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
554
#define soft_unwrapjni_node \
555
  java_global_trees[JTI_SOFT_UNWRAPJNI_NODE]
556
#define soft_fmod_node \
557
  java_global_trees[JTI_SOFT_FMOD_NODE]
558
#define soft_idiv_node \
559
  java_global_trees[JTI_SOFT_IDIV_NODE]
560
#define soft_irem_node \
561
  java_global_trees[JTI_SOFT_IREM_NODE]
562
#define soft_ldiv_node \
563
  java_global_trees[JTI_SOFT_LDIV_NODE]
564
#define soft_lrem_node \
565
  java_global_trees[JTI_SOFT_LREM_NODE]
566
 
567
#define access_flags_type_node \
568
  java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
569
 
570
#define nativecode_ptr_array_type_node \
571
  java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
572
 
573
#define nativecode_ptr_type_node ptr_type_node
574
 
575
/* The decl for "_Jv_ResolvePoolEntry".  */
576
extern GTY(()) tree soft_resolvepoolentry_node;
577
 
578
struct GTY(()) lang_identifier {
579
  struct tree_identifier ignore;
580
  tree global_value;
581
  tree local_value;
582
 
583
  /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
584
   * the Utf8Const representation of the identifier.  */
585
  tree utf8_ref;
586
};
587
 
588
/* The resulting tree type.  */
589
union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
590
       chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
591
 
592
  lang_tree_node {
593
  union tree_node GTY ((tag ("0"),
594
                        desc ("tree_node_structure (&%h)")))
595
    generic;
596
  struct lang_identifier GTY ((tag ("1"))) identifier;
597
};
598
 
599
/* Macros for access to language-specific slots in an identifier.  */
600
/* Unless specified, each of these slots contains a DECL node or null.  */
601
 
602
/* This represents the value which the identifier has in the
603
   file-scope namespace.  */
604
#define IDENTIFIER_GLOBAL_VALUE(NODE)   \
605
  (((struct lang_identifier *)(NODE))->global_value)
606
/* This represents the value which the identifier has in the current
607
   scope.  */
608
#define IDENTIFIER_LOCAL_VALUE(NODE)    \
609
  (((struct lang_identifier *)(NODE))->local_value)
610
 
611
/* Given an identifier NODE, get the corresponding class.
612
   E.g. IDENTIFIER_CLASS_VALUE(get_identifier ("java.lang.Number"))
613
   is the corresponding RECORD_TYPE. */
614
#define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
615
 
616
/* Given a signature of a reference (or array) type, or a method, return the
617
   corresponding type (if one has been allocated).
618
   Do not use for primitive types, since they may be ambiguous.
619
   (E.g. is "I" a signature or a class name?) */
620
#define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
621
 
622
/* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
623
   the Utf8Const representation of the identifier.  */
624
#define IDENTIFIER_UTF8_REF(NODE) \
625
  (((struct lang_identifier *)(NODE))->utf8_ref)
626
 
627
#define IDENTIFIER_UTF8_DECL(NODE) \
628
  TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
629
 
630
/* For a FUNCTION_DECL, if we are compiling a .class file, then this is
631
   the position in the .class file of the method code.
632
   Specifically, this is the code itself, not the code attribute. */
633
#define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
634
/* Similarly, the length of the bytecode. */
635
#define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
636
/* Similarly, the position of the LineNumberTable attribute. */
637
#define DECL_LINENUMBERS_OFFSET(DECL) \
638
  (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
639
/* Similarly, the position of the LocalVariableTable attribute
640
   (following the standard attribute header). */
641
#define DECL_LOCALVARIABLES_OFFSET(DECL) \
642
  (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
643
 
644
#define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
645
#define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
646
/* Number of local variable slots needed for the arguments of this function. */
647
#define DECL_ARG_SLOT_COUNT(DECL) \
648
  (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
649
/* Source location of end of function. */
650
#define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
651
/* List of checked thrown exceptions, as specified with the `throws'
652
   keyword */
653
#define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
654
/* VAR_DECL containing the caught exception object.  */
655
#define DECL_FUNCTION_EXC_OBJ(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.exc_obj)
656
/* For each function decl, init_test_table contains a hash table whose
657
   entries are keyed on class names, and whose values are local
658
   boolean decls.  The variables are intended to be TRUE when the
659
   class has been initialized in this function, and FALSE otherwise.  */
660
#define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
661
  (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
662
/* For each static function decl, itc contains a hash table whose
663
   entries are keyed on class named that are definitively initialized
664
   in DECL.  */
665
#define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
666
  (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
667
 
668
#define DECL_LOCAL_CNI_METHOD_P(NODE) \
669
    (DECL_LANG_SPECIFIC (NODE)->u.f.local_cni)
670
 
671
/* True when DECL (a field) is Synthetic.  */
672
#define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (VAR_OR_FIELD_CHECK (DECL))
673
 
674
/* The slot number for this local variable. */
675
#define DECL_LOCAL_SLOT_NUMBER(NODE) \
676
  (DECL_LANG_SPECIFIC (NODE)->u.v.slot_number)
677
/* The start (bytecode) pc for the valid range of this local variable. */
678
#define DECL_LOCAL_START_PC(NODE)  (DECL_LANG_SPECIFIC (NODE)->u.v.start_pc)
679
/* The end (bytecode) pc for the valid range of this local variable. */
680
#define DECL_LOCAL_END_PC(NODE)    (DECL_LANG_SPECIFIC (NODE)->u.v.end_pc)
681
/* For a VAR_DECL or PARM_DECL, used to chain decls with the same
682
   slot_number in decl_map. */
683
#define DECL_LOCAL_SLOT_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
684
/* The class that's the owner of a dynamic binding table.  */
685
#define DECL_OWNER(NODE)            (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
686
/* True if NODE is a class final field. */
687
#define FIELD_ENUM(DECL)            (DECL_LANG_SPECIFIC (DECL)->u.v.field_enum)
688
/* True if NODE is a variable that is out of scope.  */
689
#define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
690
    (DECL_LANG_SPECIFIC (NODE)->u.v.freed)
691
#define LOCAL_SLOT_P(NODE) \
692
    (DECL_LANG_SPECIFIC (NODE)->u.v.local_slot)
693
 
694
#define DECL_CLASS_FIELD_P(NODE) \
695
    (DECL_LANG_SPECIFIC (NODE)->u.v.class_field)
696
#define DECL_VTABLE_P(NODE) \
697
    (DECL_LANG_SPECIFIC (NODE)->u.v.vtable)
698
 
699
/* Create a DECL_LANG_SPECIFIC if necessary. */
700
#define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T)                       \
701
  if (DECL_LANG_SPECIFIC (T) == NULL)                                \
702
    {                                                                \
703
      DECL_LANG_SPECIFIC ((T))                                       \
704
        = ggc_alloc_cleared_lang_decl (sizeof (struct lang_decl));   \
705
      DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR;                  \
706
    }
707
 
708
/* A ConstantExpression, after folding and name resolution. */
709
#define CONSTANT_VALUE_P(NODE) \
710
  (TREE_CODE (NODE) == STRING_CST \
711
   || (TREE_CODE (NODE) == INTEGER_CST \
712
       && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
713
   || TREE_CODE (NODE) == REAL_CST)
714
 
715
/* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
716
struct GTY(()) lang_decl_func {
717
  /*  tree chain; not yet used. */
718
  long code_offset;
719
  int code_length;
720
  long linenumbers_offset;
721
  long localvariables_offset;
722
  int arg_slots;
723
  int max_locals;
724
  int max_stack;
725
  int arg_slot_count;
726
  source_location last_line;    /* End line number for a function decl */
727
  VEC(tree,gc) *throws_list;    /* Exception specified by `throws' */
728
  tree exc_obj;                 /* Decl holding the exception object.  */
729
 
730
  /* Class initialization test variables  */
731
  htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
732
 
733
  /* Initialized (static) Class Table */
734
  htab_t GTY ((param_is (union tree_node))) ict;
735
 
736
  unsigned int native : 1;      /* Nonzero if this is a native method  */
737
  unsigned int strictfp : 1;
738
  unsigned int invisible : 1;   /* Set for methods we generate
739
                                   internally but which shouldn't be
740
                                   written to the .class file.  */
741
  unsigned int dummy : 1;
742
  unsigned int local_cni : 1;   /* Decl needs mangle_local_cni_method.  */
743
  unsigned int bridge : 1;      /* Bridge method.  */
744
  unsigned int varargs : 1;     /* Varargs method.  */
745
};
746
 
747
struct GTY(()) treetreehash_entry {
748
  tree key;
749
  tree value;
750
};
751
 
752
/* These represent the possible assertion_codes that can be emitted in the
753
   type assertion table.  */
754
enum
755
{
756
  JV_ASSERT_END_OF_TABLE = 0,     /* Last entry in table.  */
757
  JV_ASSERT_TYPES_COMPATIBLE = 1, /* Operand A is assignable to Operand B.  */
758
  JV_ASSERT_IS_INSTANTIABLE = 2   /* Operand A is an instantiable class.  */
759
};
760
 
761
/* Annotation types used in the reflection_data.  See
762
   java.lang.Class.getDeclaredAnnotations() in the runtime library for
763
   an example of how these are used.  */
764
 
765
typedef enum
766
{
767
  JV_CLASS_ATTR,
768
  JV_METHOD_ATTR,
769
  JV_FIELD_ATTR,
770
  JV_DONE_ATTR
771
} jv_attr_type;
772
 
773
typedef enum
774
{
775
  JV_INNER_CLASSES_KIND,
776
  JV_ENCLOSING_METHOD_KIND,
777
  JV_SIGNATURE_KIND,
778
  JV_ANNOTATIONS_KIND,
779
  JV_PARAMETER_ANNOTATIONS_KIND,
780
  JV_ANNOTATION_DEFAULT_KIND
781
} jv_attr_kind;
782
 
783
typedef struct GTY(()) type_assertion {
784
  int assertion_code; /* 'opcode' for the type of this assertion. */
785
  tree op1;           /* First operand. */
786
  tree op2;           /* Second operand. */
787
} type_assertion;
788
 
789
extern tree java_treetreehash_find (htab_t, tree);
790
extern tree * java_treetreehash_new (htab_t, tree);
791
extern htab_t java_treetreehash_create (size_t size);
792
 
793
/* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
794
   (access methods on outer class fields) and final fields. */
795
struct GTY(()) lang_decl_var {
796
  int slot_number;
797
  int start_pc;
798
  int end_pc;
799
  tree slot_chain;
800
  tree owner;
801
  unsigned int freed : 1;               /* Decl is no longer in scope.  */
802
  unsigned int local_slot : 1;  /* Decl is a temporary in the stack frame.  */
803
  unsigned int class_field : 1; /* Decl needs mangle_class_field.  */
804
  unsigned int vtable : 1;      /* Decl needs mangle_vtable.  */
805
  unsigned int field_enum:1;    /* Field is an enum.  */
806
};
807
 
808
/* This is what 'lang_decl' really points to.  */
809
 
810
enum lang_decl_desc {LANG_DECL_FUNC, LANG_DECL_VAR};
811
 
812
struct GTY((variable_size)) lang_decl {
813
  enum lang_decl_desc desc;
814
  union lang_decl_u
815
    {
816
      struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
817
      struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
818
    } GTY ((desc ("%0.desc"))) u;
819
};
820
 
821
/* Macro to access fields in `struct lang_type'.  */
822
 
823
#define TYPE_SIGNATURE(T)       (TYPE_LANG_SPECIFIC (T)->signature)
824
#define TYPE_JCF(T)             (TYPE_LANG_SPECIFIC (T)->jcf)
825
#define TYPE_CPOOL(T)           (TYPE_LANG_SPECIFIC (T)->cpool)
826
#define TYPE_CPOOL_DATA_REF(T)  (TYPE_LANG_SPECIFIC (T)->cpool_data_ref)
827
#define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
828
  if (TYPE_LANG_SPECIFIC ((T)) == NULL)         \
829
     TYPE_LANG_SPECIFIC ((T))                   \
830
       = ggc_alloc_cleared_lang_type (sizeof (struct lang_type));
831
 
832
#define TYPE_DUMMY(T)           (TYPE_LANG_SPECIFIC(T)->dummy_class)
833
 
834
#define TYPE_PACKAGE_LIST(T)     (TYPE_LANG_SPECIFIC (T)->package_list)
835
#define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->pic)
836
#define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->poic)
837
#define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC (T)->strictfp)
838
#define TYPE_ENUM(T)            (TYPE_LANG_SPECIFIC (T)->enum_class)
839
#define TYPE_SYNTHETIC(T)       (TYPE_LANG_SPECIFIC (T)->synthetic)
840
#define TYPE_ANNOTATION(T)      (TYPE_LANG_SPECIFIC (T)->annotation)
841
 
842
#define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->assertions)
843
 
844
#define TYPE_ATABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->atable_methods)
845
#define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_syms_decl)
846
#define TYPE_ATABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->atable_decl)
847
 
848
#define TYPE_OTABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->otable_methods)
849
#define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
850
#define TYPE_OTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->otable_decl)
851
 
852
#define TYPE_ITABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->itable_methods)
853
#define TYPE_ITABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_syms_decl)
854
#define TYPE_ITABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->itable_decl)
855
 
856
#define TYPE_CTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->ctable_decl)
857
#define TYPE_CATCH_CLASSES(T)    (TYPE_LANG_SPECIFIC (T)->catch_classes)
858
 
859
#define TYPE_TO_RUNTIME_MAP(T)   (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
860
#define TYPE_ASSERTIONS(T)       (TYPE_LANG_SPECIFIC (T)->type_assertions)
861
#define TYPE_PACKAGE(T)          (TYPE_LANG_SPECIFIC (T)->package)
862
 
863
#define TYPE_REFLECTION_DATA(T)  (TYPE_LANG_SPECIFIC (T)->reflection_data)
864
#define TYPE_REFLECTION_DATASIZE(T)                                     \
865
                                (TYPE_LANG_SPECIFIC (T)->reflection_datasize)
866
 
867
typedef struct GTY(()) method_entry_d {
868
  tree method;
869
  tree special;
870
} method_entry;
871
 
872
DEF_VEC_O(method_entry);
873
DEF_VEC_ALLOC_O(method_entry,gc);
874
 
875
/* FIXME: the variable_size annotation here is needed because these types are
876
   variable-sized in some other frontends.  Due to gengtype deficiency the GTY
877
   options of such types have to agree across all frontends. */
878
struct GTY((variable_size)) lang_type {
879
  tree signature;
880
  struct JCF *jcf;
881
  struct CPool *cpool;
882
  tree cpool_data_ref;          /* Cached */
883
  tree package_list;            /* List of package names, progressive */
884
 
885
  VEC(method_entry,gc) *otable_methods; /* List of static decls referred
886
                                           to by this class.  */
887
  tree otable_decl;             /* The static address table.  */
888
  tree otable_syms_decl;
889
 
890
  VEC(method_entry,gc) *atable_methods; /* List of abstract methods
891
                                           referred to by this class.  */
892
  tree atable_decl;             /* The static address table.  */
893
  tree atable_syms_decl;
894
 
895
  VEC(method_entry,gc) *itable_methods; /* List of interface methods
896
                                           referred to by this class.  */
897
  tree itable_decl;             /* The interfaces table.  */
898
  tree itable_syms_decl;
899
 
900
  tree ctable_decl;             /* The table of classes for the runtime
901
                                   type matcher.  */
902
  VEC(constructor_elt,gc) *catch_classes;
903
 
904
  htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
905
                                /* The mapping of classes to exception region
906
                                   markers.  */
907
 
908
  htab_t GTY ((param_is (struct type_assertion))) type_assertions;
909
                                /* Table of type assertions to be evaluated
910
                                   by the runtime when this class is loaded. */
911
 
912
  tree package;                 /* IDENTIFIER_NODE for package this class is
913
                                   a member of.  */
914
 
915
  unsigned char* GTY((skip)) reflection_data;   /* The raw reflection
916
                                                   data for this
917
                                                   class.  */
918
  long reflection_datasize;     /* The size of the raw reflection data
919
                                   for this class, in bytes.  */
920
 
921
  unsigned pic:1;               /* Private Inner Class. */
922
  unsigned poic:1;              /* Protected Inner Class. */
923
  unsigned strictfp:1;          /* `strictfp' class.  */
924
  unsigned assertions:1;        /* Any method uses `assert'.  */
925
  unsigned dummy_class:1;       /* Not a real class, just a placeholder.  */
926
  unsigned enum_class:1;        /* Class is an enum type.  */
927
  unsigned synthetic:1;         /* Class is synthetic.  */
928
  unsigned annotation:1;        /* Class is an annotation type.  */
929
};
930
 
931
#define JCF_u4 unsigned long
932
#define JCF_u2 unsigned short
933
 
934
/* Possible values to pass to lookup_argument_method_generic.  */
935
#define SEARCH_INTERFACE      1
936
#define SEARCH_SUPER          2
937
#define SEARCH_VISIBLE        4
938
 
939
/* Defined in java-except.h  */
940
struct eh_range;
941
 
942
extern void java_parse_file (void);
943
extern tree java_type_for_mode (enum machine_mode, int);
944
extern tree java_type_for_size (unsigned int, int);
945
extern tree java_truthvalue_conversion (tree);
946
extern void add_assume_compiled (const char *, int);
947
extern void add_enable_assert (const char *, int);
948
extern bool enable_assertions (tree);
949
extern tree lookup_class (tree);
950
extern tree lookup_java_constructor (tree, tree);
951
extern tree lookup_java_method (tree, tree, tree);
952
extern tree lookup_argument_method (tree, tree, tree);
953
extern tree lookup_argument_method_generic (tree, tree, tree, int);
954
extern int has_method (tree, tree);
955
extern tree promote_type (tree);
956
extern tree get_constant (struct JCF*, int);
957
extern tree get_name_constant (struct JCF*, int);
958
extern tree get_class_constant (struct JCF*, int);
959
extern tree parse_signature (struct JCF *jcf, int sig_index);
960
extern tree add_field (tree, tree, tree, int);
961
extern tree add_method (tree, int, tree, tree);
962
extern tree add_method_1 (tree, int, tree, tree);
963
extern void java_hide_decl (tree);
964
extern tree make_class (void);
965
extern tree push_class (tree, tree);
966
extern tree unmangle_classname (const char *name, int name_length);
967
extern tree parse_signature_string (const unsigned char *, int);
968
extern tree get_type_from_signature (tree);
969
extern void layout_class (tree);
970
extern int get_interface_method_index (tree, tree);
971
extern tree layout_class_method (tree, tree, tree, tree);
972
extern void layout_class_methods (tree);
973
extern void cache_this_class_ref (tree);
974
extern void uncache_this_class_ref (tree);
975
extern tree build_class_ref (tree);
976
extern tree build_dtable_decl (tree);
977
extern tree build_internal_class_name (tree);
978
extern tree build_constants_constructor (void);
979
extern tree build_constant_data_ref (bool);
980
extern tree build_ref_from_constant_pool (int);
981
extern tree build_utf8_ref (tree);
982
extern tree ident_subst (const char *, int, const char *, int, int,
983
                         const char *);
984
extern tree identifier_subst (const tree, const char *, int, int,
985
                              const char *);
986
extern bool global_bindings_p (void);
987
extern tree getdecls (void);
988
extern void pushlevel (int);
989
extern tree poplevel (int,int, int);
990
extern tree pushdecl (tree);
991
extern void java_init_decl_processing (void);
992
extern void java_dup_lang_specific_decl (tree);
993
extern tree build_java_signature (tree);
994
extern tree build_java_argument_signature (tree);
995
extern void set_java_signature (tree, tree);
996
extern tree build_static_field_ref (tree);
997
extern tree build_address_of (tree);
998
extern tree find_local_variable (int index, tree type, int pc);
999
extern tree find_stack_slot (int index, tree type);
1000
extern tree build_prim_array_type (tree, HOST_WIDE_INT);
1001
extern tree build_java_array_type (tree, HOST_WIDE_INT);
1002
extern int is_compiled_class (tree);
1003
extern tree mangled_classname (const char *, tree);
1004
extern tree lookup_label (int);
1005
extern tree pop_type_0 (tree, char **);
1006
extern tree pop_type (tree);
1007
extern tree decode_newarray_type (int);
1008
extern tree lookup_field (tree *, tree);
1009
extern int is_array_type_p (tree);
1010
extern HOST_WIDE_INT java_array_type_length (tree);
1011
extern int read_class (tree);
1012
extern void load_class (tree, int);
1013
 
1014
extern tree check_for_builtin (tree, tree);
1015
extern void initialize_builtins (void);
1016
 
1017
extern tree lookup_name (tree);
1018
extern bool special_method_p (tree);
1019
extern void maybe_rewrite_invocation (tree *, VEC(tree,gc) **, tree *, tree *);
1020
extern tree build_known_method_ref (tree, tree, tree, tree, VEC(tree,gc) *, tree);
1021
extern tree build_class_init (tree, tree);
1022
extern int attach_init_test_initialization_flags (void **, void *);
1023
extern tree build_invokevirtual (tree, tree, tree);
1024
extern tree build_invokeinterface (tree, tree);
1025
extern tree build_jni_stub (tree);
1026
extern tree invoke_build_dtable (int, VEC(tree,gc) *);
1027
extern tree build_field_ref (tree, tree, tree);
1028
extern tree java_modify_addr_for_volatile (tree);
1029
extern void pushdecl_force_head (tree);
1030
extern tree build_java_binop (enum tree_code, tree, tree, tree);
1031
extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1032
extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1033
extern tree build_java_arrayaccess (tree, tree, tree);
1034
extern tree build_java_arraystore_check (tree, tree);
1035
extern tree build_newarray (int, tree);
1036
extern tree build_anewarray (tree, tree);
1037
extern tree build_new_array (tree, tree);
1038
extern tree build_java_array_length_access (tree);
1039
extern tree build_java_indirect_ref (tree, tree, int);
1040
extern tree java_check_reference (tree, int);
1041
extern tree build_get_class (tree);
1042
extern tree build_instanceof (tree, tree);
1043
extern tree create_label_decl (tree);
1044
extern tree prepare_eh_table_type (tree);
1045
extern void java_expand_catch_classes (tree);
1046
extern tree build_exception_object_ref (tree);
1047
extern tree generate_name (void);
1048
extern const char *lang_printable_name (tree, int);
1049
extern tree maybe_add_interface (tree, tree);
1050
extern void set_super_info (int, tree, tree, int);
1051
extern void set_class_decl_access_flags (int, tree);
1052
extern int get_access_flags_from_decl (tree);
1053
extern int interface_of_p (tree, tree);
1054
extern int inherits_from_p (tree, tree);
1055
extern int common_enclosing_context_p (tree, tree);
1056
extern int common_enclosing_instance_p (tree, tree);
1057
extern int enclosing_context_p (tree, tree);
1058
extern tree build_result_decl (tree);
1059
extern void set_method_index (tree decl, tree method_index);
1060
extern tree get_method_index (tree decl);
1061
extern void make_class_data (tree);
1062
extern int alloc_name_constant (int, tree);
1063
extern int alloc_constant_fieldref (tree, tree);
1064
extern void emit_register_classes (tree *);
1065
extern tree emit_symbol_table (tree, tree, VEC(method_entry,gc) *,
1066
                               tree, tree, int);
1067
extern void lang_init_source (int);
1068
extern void write_classfile (tree);
1069
extern char *print_int_node (tree);
1070
extern void finish_class (void);
1071
extern void check_for_initialization (tree, tree);
1072
extern struct CPool *cpool_for_class (tree);
1073
extern int find_class_or_string_constant (struct CPool *, int, tree);
1074
 
1075
extern tree pushdecl_top_level (tree);
1076
extern tree pushdecl_function_level (tree);
1077
extern tree java_replace_references (tree *, int *, void *);
1078
extern int alloc_class_constant (tree);
1079
extern void init_expr_processing (void);
1080
extern void push_super_field (tree, tree);
1081
extern void init_class_processing (void);
1082
extern void add_type_assertion (tree, int, tree, tree);
1083
extern int can_widen_reference_to (tree, tree);
1084
extern int class_depth (tree);
1085
extern int verify_jvm_instructions_new (struct JCF *, const unsigned char *,
1086
                                        long);
1087
extern void maybe_pushlevels (int);
1088
extern void maybe_poplevels (int);
1089
extern void force_poplevels (int);
1090
extern int process_jvm_instruction (int, const unsigned char *, long);
1091
extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1092
extern void set_local_type (int, tree);
1093
extern int merge_type_state (tree);
1094
extern int push_type_0 (tree);
1095
extern void push_type (tree);
1096
extern void add_interface (tree, tree);
1097
extern tree force_evaluation_order (tree);
1098
extern tree java_create_object (tree);
1099
extern int verify_constant_pool (struct JCF *);
1100
extern void start_java_method (tree);
1101
extern void end_java_method (void);
1102
extern void give_name_to_locals (struct JCF *);
1103
extern void note_instructions (struct JCF *, tree);
1104
extern void expand_byte_code (struct JCF *, tree);
1105
extern int open_in_zip (struct JCF *, const char *, const char *, int);
1106
extern void set_constant_value (tree, tree);
1107
#ifdef jword
1108
extern int find_constant1 (struct CPool *, int, jword);
1109
extern int find_constant2 (struct CPool *, int, jword, jword);
1110
#endif
1111
extern int find_utf8_constant (struct CPool *, tree);
1112
extern int find_string_constant (struct CPool *, tree);
1113
extern int find_class_constant (struct CPool *, tree);
1114
extern int find_fieldref_index (struct CPool *, tree);
1115
extern int find_methodref_index (struct CPool *, tree);
1116
extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1117
extern void write_constant_pool (struct CPool *, unsigned char *, int);
1118
extern int count_constant_pool_bytes (struct CPool *);
1119
extern int encode_newarray_type (tree);
1120
#ifdef uint64
1121
extern void format_int (char *, jlong, int);
1122
extern void format_uint (char *, uint64, int);
1123
#endif
1124
extern void jcf_trim_old_input (struct JCF *);
1125
#ifdef BUFSIZ
1126
extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1127
extern void jcf_print_char (FILE *, int);
1128
extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int,
1129
                                    int, int);
1130
extern const char* open_class (const char *, struct JCF *, int, const char *);
1131
#endif
1132
extern void java_debug_context (void);
1133
extern void safe_layout_class (tree);
1134
 
1135
extern tree get_boehm_type_descriptor (tree);
1136
extern bool uses_jv_markobj_p (tree);
1137
extern bool class_has_finalize_method (tree);
1138
extern void java_check_methods (tree);
1139
 
1140
extern void java_mangle_decl (tree);
1141
extern tree java_mangle_class_field (struct obstack *, tree);
1142
extern tree java_mangle_vtable (struct obstack *, tree);
1143
extern tree java_mangle_resource_name (const char *);
1144
extern void append_gpp_mangled_name (const char *, int);
1145
 
1146
extern void add_predefined_file (tree);
1147
extern int predefined_filename_p (tree);
1148
 
1149
extern tree decl_constant_value (tree);
1150
 
1151
extern void java_mark_class_local (tree);
1152
 
1153
extern void java_inlining_merge_static_initializers (tree, void *);
1154
extern void java_inlining_map_static_initializers (tree, void *);
1155
 
1156
extern void compile_resource_data (const char *name, const char *buffer, int);
1157
extern void compile_resource_file (const char *, const char *);
1158
extern void write_resource_constructor (tree *);
1159
extern tree build_java_empty_stmt (void);
1160
extern tree add_stmt_to_compound (tree, tree, tree);
1161
extern tree java_add_stmt (tree);
1162
extern tree java_add_local_var (tree decl);
1163
extern tree *get_stmts (void);
1164
extern void register_exception_range(struct eh_range *, int, int);
1165
 
1166
extern void finish_method (tree);
1167
extern void java_expand_body (tree);
1168
 
1169
extern int get_symbol_table_index (tree, tree, VEC(method_entry,gc) **);
1170
 
1171
extern tree make_catch_class_record (tree, tree);
1172
extern tree emit_catch_table (tree);
1173
 
1174
extern void gen_indirect_dispatch_tables (tree type);
1175
extern int split_qualified_name (tree *left, tree *right, tree source);
1176
extern int in_same_package (tree, tree);
1177
 
1178
extern void java_read_sourcefilenames (const char *fsource_filename);
1179
 
1180
extern void rewrite_reflection_indexes (void *);
1181
 
1182
int cxx_keyword_p (const char *name, int length);
1183
 
1184
extern GTY(()) VEC(tree,gc) *pending_static_fields;
1185
 
1186
extern void java_write_globals (void);
1187
 
1188
#define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1189
 
1190
/* Access flags etc for a method (a FUNCTION_DECL): */
1191
 
1192
#define METHOD_DUMMY(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.dummy)
1193
 
1194
#define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
1195
#define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
1196
#define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
1197
#define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (FUNCTION_DECL_CHECK (DECL))
1198
#define METHOD_FINAL(DECL) DECL_FINAL (FUNCTION_DECL_CHECK (DECL))
1199
#define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (FUNCTION_DECL_CHECK (DECL))
1200
#define METHOD_NATIVE(DECL) \
1201
  (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.native)
1202
#define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (DECL))
1203
#define METHOD_STRICTFP(DECL) \
1204
  (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.strictfp)
1205
#define METHOD_INVISIBLE(DECL) \
1206
  (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.invisible)
1207
#define METHOD_BRIDGE(DECL) \
1208
  (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.bridge)
1209
#define METHOD_VARARGS(DECL) \
1210
  (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.varargs)
1211
 
1212
#define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1213
 
1214
/* Other predicates on method decls  */
1215
 
1216
#define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7 (FUNCTION_DECL_CHECK (DECL))
1217
 
1218
#define DECL_INIT_P(DECL)   (ID_INIT_P (DECL_NAME (DECL)))
1219
#define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1220
 
1221
/* Predicates on method identifiers. Kept close to other macros using
1222
   them  */
1223
#define ID_INIT_P(ID)   ((ID) == init_identifier_node)
1224
#define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1225
 
1226
/* Access flags etc for variable/field (FIELD_DECL, VAR_DECL, or PARM_DECL): */
1227
 
1228
#define FIELD_PRIVATE(DECL)     TREE_PRIVATE (VAR_OR_FIELD_CHECK (DECL))
1229
#define FIELD_PROTECTED(DECL)   TREE_PROTECTED (VAR_OR_FIELD_CHECK (DECL))
1230
#define FIELD_PUBLIC(DECL)      DECL_LANG_FLAG_1 (VAR_OR_FIELD_CHECK (DECL))
1231
#define FIELD_STATIC(DECL)      TREE_STATIC (VAR_OR_FIELD_CHECK (DECL))
1232
#define FIELD_FINAL(DECL)       DECL_FINAL (VAR_OR_FIELD_CHECK (DECL))
1233
#define FIELD_VOLATILE(DECL)    DECL_LANG_FLAG_4 (VAR_OR_FIELD_CHECK (DECL))
1234
#define FIELD_TRANSIENT(DECL)   DECL_LANG_FLAG_5 (VAR_OR_FIELD_CHECK (DECL))
1235
 
1236
/* Access flags etc for a class (a TYPE_DECL): */
1237
 
1238
#define CLASS_PUBLIC(DECL)      DECL_LANG_FLAG_1 (TYPE_DECL_CHECK (DECL))
1239
#define CLASS_FINAL(DECL)       DECL_FINAL (TYPE_DECL_CHECK (DECL))
1240
#define CLASS_INTERFACE(DECL)   DECL_LANG_FLAG_4 (TYPE_DECL_CHECK (DECL))
1241
#define CLASS_ABSTRACT(DECL)    DECL_LANG_FLAG_5 (TYPE_DECL_CHECK (DECL))
1242
#define CLASS_SUPER(DECL)       DECL_LANG_FLAG_6 (TYPE_DECL_CHECK (DECL))
1243
#define CLASS_STATIC(DECL)      DECL_LANG_FLAG_7 (TYPE_DECL_CHECK (DECL))
1244
#define CLASS_PRIVATE(DECL)     (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1245
#define CLASS_PROTECTED(DECL)   (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1246
#define CLASS_STRICTFP(DECL)    (TYPE_STRICTFP (TREE_TYPE (DECL)))
1247
#define CLASS_ENUM(DECL)        (TYPE_ENUM (TREE_TYPE (DECL)))
1248
#define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1249
#define CLASS_SYNTHETIC(DECL)   (TYPE_SYNTHETIC (TREE_TYPE (DECL)))
1250
#define CLASS_ANNOTATION(DECL)  (TYPE_ANNOTATION (TREE_TYPE (DECL)))
1251
 
1252
/* @deprecated marker flag on methods, fields and classes */
1253
 
1254
#define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1255
#define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1256
#define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1257
#define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1258
 
1259
/* The number of virtual methods in this class's dispatch table.
1260
   Does not include initial two dummy entries (one points to the
1261
   Class object, and the other is for G++ -fvtable-thunks compatibility). */
1262
#define TYPE_NVIRTUALS(TYPE) BINFO_VIRTUALS (TYPE_BINFO (TYPE))
1263
 
1264
/* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1265
   virtual methods. */
1266
#define TYPE_VTABLE(TYPE) BINFO_VTABLE(TYPE_BINFO (TYPE))
1267
 
1268
/* Use CLASS_LOADED_P? FIXME */
1269
#define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL) 
1270
 
1271
/* A vector used to track type states for the current method.  */
1272
extern VEC(tree, gc) *type_states;
1273
 
1274
/* This maps a bytecode offset (PC) to various flags,
1275
   listed below (starting with BCODE_). */
1276
extern char *instruction_bits;
1277
 
1278
/* True iff the byte is the start of an instruction. */
1279
#define BCODE_INSTRUCTION_START 1
1280
 
1281
/* True iff there is a jump or a return to this location. */
1282
#define BCODE_JUMP_TARGET 2
1283
 
1284
/* True iff this is the start of an exception handler. */
1285
#define BCODE_EXCEPTION_TARGET 16
1286
 
1287
/* True iff there is a jump to this location (and it needs a label). */
1288
#define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1289
 
1290
/* True iff there is an entry in the linenumber table for this location. */
1291
#define BCODE_HAS_LINENUMBER 32
1292
 
1293
/* True iff there is more than one entry in the linenumber table for
1294
   this location.  (This probably does not make much sense.)  */
1295
#define BCODE_HAS_MULTI_LINENUMBERS 64
1296
 
1297
/* True if this instruction has been verified. */
1298
#define BCODE_VERIFIED 8
1299
 
1300
/* A pointer to the line number table of the current method. */
1301
extern const unsigned char *linenumber_table;
1302
/* The length (in items) of the line number table. */
1303
extern int linenumber_count;
1304
 
1305
/* In type_map, means the second half of a 64-bit double or long. */
1306
#define TYPE_SECOND void_type_node
1307
 
1308
/* In type_map, means the null type (i.e. type of a null reference). */
1309
#define TYPE_NULL ptr_type_node
1310
 
1311
/* In a type map means the type the address subroutine return address. */
1312
#define TYPE_RETURN_ADDR return_address_type_node
1313
 
1314
/* A array mapping variable/stack slot index to the type current
1315
   in that variable/stack slot.
1316
   TYPE_SECOND and TYPE_NULL are special cases. */
1317
extern tree *type_map;
1318
 
1319
/* Map a stack index to the type currently in that slot. */
1320
#define stack_type_map (type_map + DECL_MAX_LOCALS (current_function_decl))
1321
 
1322
/* True iff TYPE takes two variable/stack slots. */
1323
#define TYPE_IS_WIDE(TYPE) \
1324
  ((TYPE) == double_type_node || (TYPE) == long_type_node)
1325
 
1326
/* True iff TYPE is a Java array type. */
1327
#define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1328
 
1329
/* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1330
#define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1331
 
1332
/* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1333
#define TYPE_ARGUMENT_SIGNATURE(TYPE) \
1334
  (TYPE_MINVAL (TREE_CHECK2 (TYPE, FUNCTION_TYPE, METHOD_TYPE)))
1335
 
1336
/* Given an array type, give the type of the elements. */
1337
/* FIXME this use of TREE_TYPE conflicts with something or other. */
1338
#define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE (ATYPE)
1339
 
1340
/* True if class TYPE has been loaded (i.e. parsed plus laid out).
1341
   (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1342
#define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1343
                              && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1344
 
1345
/* True if class TYPE has been parsed (first pass). */
1346
#define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1347
 
1348
/* True of a RECORD_TYPE of a class/interface type (not array type) */
1349
#define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1350
 
1351
/* True if class TYPE was requested (on command line) to be compiled.*/
1352
#define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) TYPE_LANG_FLAG_5 (TYPE)
1353
 
1354
/* True if class TYPE is currently being laid out. Helps in detection
1355
   of inheritance cycle occurring as a side effect of performing the
1356
   layout of a class.  */
1357
#define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1358
 
1359
/* True if ID is a qualified named (contains . or /) */
1360
#define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1361
 
1362
/* True if ID is a command-line specified filename */
1363
#define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1364
 
1365
/* True if filename ID has already been parsed */
1366
#define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1367
 
1368
/* True if TYPE (a TREE_TYPE denoting a class type) was found to
1369
   feature a finalizer method. */
1370
#define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1371
 
1372
/* True if NODE belongs to an inner class TYPE_DECL node.
1373
   Verifies that NODE as the attributes of a decl.  */
1374
#define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE  \
1375
                                  && DECL_CONTEXT (NODE))
1376
 
1377
/* True if NODE belongs to an inner class RECORD_TYPE node. Checks
1378
   that TYPE_NAME bears a decl. An array type wouldn't.  */
1379
#define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1380
                                  && DECL_CONTEXT (TYPE_NAME (NODE)))
1381
 
1382
/* True if the class type NODE was declared in an inner scope and is
1383
   not a toplevel class */
1384
#define PURE_INNER_CLASS_TYPE_P(NODE) \
1385
  (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1386
 
1387
/* True if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class.  */
1388
#define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ?                  \
1389
                             INNER_CLASS_DECL_P (NODE) :                      \
1390
                             (TREE_CODE (NODE) == RECORD_TYPE ?               \
1391
                              INNER_CLASS_TYPE_P (NODE) :                     \
1392
                              (abort (), 0)))
1393
 
1394
/* On a TYPE_DECL, hold the list of inner classes defined within the
1395
   scope of TYPE_DECL.  */
1396
#define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (TYPE_DECL_CHECK (NODE))
1397
 
1398
/* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1399
   The field has name NAME (a char*), a type FTYPE, and a location of LOC.
1400
   Unless this is the first field, FIELD most hold the previous field.
1401
   FIELD is set to the newly created FIELD_DECL.
1402
 
1403
   We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1404
   if compiling java.lang.Object or java.lang.Class. */
1405
 
1406
#define PUSH_FIELD(LOC, RTYPE, FIELD, NAME, FTYPE) \
1407
{ tree _field = build_decl (LOC, FIELD_DECL, get_identifier ((NAME)), (FTYPE)); \
1408
  if (TYPE_FIELDS (RTYPE) == NULL_TREE) \
1409
    TYPE_FIELDS (RTYPE) = _field;       \
1410
  else                                  \
1411
    DECL_CHAIN(FIELD) = _field;         \
1412
  DECL_CONTEXT (_field) = (RTYPE);      \
1413
  DECL_ARTIFICIAL (_field) = 1;         \
1414
  FIELD = _field; }
1415
 
1416
#define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1417
 
1418
/* Start building a RECORD_TYPE constructor's elements in V.  The
1419
   constructor will have type CTYPE.  */
1420
#define START_RECORD_CONSTRUCTOR(V, CTYPE) \
1421
  do \
1422
    { \
1423
      V = VEC_alloc (constructor_elt, gc, 0); \
1424
      CONSTRUCTOR_APPEND_ELT (V, TYPE_FIELDS (CTYPE), NULL); \
1425
    } \
1426
  while (0)
1427
 
1428
/* Append a field initializer to V for the dummy field for the inherited
1429
   fields.  The dummy field has the given VALUE, and the same type as the
1430
   super-class.   Must be specified before calls to PUSH_FIELD_VALUE. */
1431
#define PUSH_SUPER_VALUE(V, VALUE) \
1432
  do \
1433
    { \
1434
      constructor_elt *_elt___ = VEC_last (constructor_elt, V); \
1435
      tree _next___ = DECL_CHAIN (_elt___->index); \
1436
      gcc_assert (!DECL_NAME (_elt___->index)); \
1437
      _elt___->value = VALUE; \
1438
      CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1439
    } \
1440
  while (0)
1441
 
1442
/* Append a field initializer to V for a field with the given VALUE.
1443
   NAME is a char* string used for error checking;
1444
   the initializer must be specified in order. */
1445
#define PUSH_FIELD_VALUE(V, NAME, VALUE)                                \
1446
  do \
1447
    { \
1448
      constructor_elt *_elt___ = VEC_last (constructor_elt, V); \
1449
      tree _next___ = DECL_CHAIN (_elt___->index); \
1450
      gcc_assert (strcmp (IDENTIFIER_POINTER (DECL_NAME (_elt___->index)), \
1451
                          NAME) == 0); \
1452
      _elt___->value = VALUE; \
1453
      CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1454
    } \
1455
  while (0)
1456
 
1457
/* Finish creating a record CONSTRUCTOR CONS with type CTYPE and elements V.  */
1458
#define FINISH_RECORD_CONSTRUCTOR(CONS, V, CTYPE)        \
1459
  do \
1460
    { \
1461
      VEC_pop (constructor_elt, V); \
1462
      CONS = build_constructor (CTYPE, V); \
1463
      TREE_CONSTANT (CONS) = 0; \
1464
    } \
1465
  while (0)
1466
 
1467
#define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
1468
#define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
1469
 
1470
#define BUILD_MONITOR_ENTER(WHERE, ARG)                                 \
1471
  {                                                                     \
1472
    (WHERE) = build_call_nary (int_type_node,                           \
1473
                               build_address_of (soft_monitorenter_node), \
1474
                               1, (ARG));                               \
1475
    TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1476
  }
1477
 
1478
#define BUILD_MONITOR_EXIT(WHERE, ARG)                                  \
1479
  {                                                                     \
1480
    (WHERE) = build_call_nary (int_type_node,                           \
1481
                               build_address_of (soft_monitorexit_node), \
1482
                               1, (ARG));                               \
1483
    TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1484
  }
1485
 
1486
/* True when we can perform static class initialization optimization */
1487
#define STATIC_CLASS_INIT_OPT_P() \
1488
  (flag_optimize_sci && (optimize >= 2))
1489
 
1490
/* These are the possible values for the `state' field of the class
1491
   structure.  This must be kept in sync with libgcj.  */
1492
enum
1493
{
1494
  JV_STATE_NOTHING = 0,          /* Set by compiler.  */
1495
 
1496
  JV_STATE_PRELOADING = 1,      /* Can do _Jv_FindClass.  */
1497
  JV_STATE_LOADING = 3,         /* Has super installed.  */
1498
  JV_STATE_READ = 4,            /* Has been completely defined.  */
1499
  JV_STATE_LOADED = 5,          /* Has Miranda methods defined.  */
1500
 
1501
  JV_STATE_COMPILED = 6,        /* This was a compiled class.  */
1502
 
1503
  JV_STATE_PREPARED = 7,        /* Layout & static init done.  */
1504
  JV_STATE_LINKED = 9,          /* Strings interned.  */
1505
 
1506
  JV_STATE_IN_PROGRESS = 10,    /* <Clinit> running.  */
1507
  JV_STATE_ERROR = 12,
1508
 
1509
  JV_STATE_DONE = 14            /* Must be last.  */
1510
};
1511
 
1512
#undef DEBUG_JAVA_BINDING_LEVELS
1513
 
1514
extern void java_genericize (tree);
1515
extern int java_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
1516
 
1517
extern FILE *finput;
1518
 
1519
#endif /* ! GCC_JAVA_TREE_H */

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