1 /* Definitions for parsing and type checking for the GNU compiler for
3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
4 Free Software Foundation, Inc.
6 This file is part of GCC.
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 2, or (at your option)
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.
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING. If not, write to
20 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
21 Boston, MA 02110-1301, USA.
23 Java and all Java-based marks are trademarks or registered trademarks
24 of Sun Microsystems, Inc. in the United States and other countries.
25 The Free Software Foundation is independent of Sun Microsystems, Inc. */
27 /* Hacked by Per Bothner <bothner@cygnus.com> February 1996. */
29 #ifndef GCC_JAVA_TREE_H
30 #define GCC_JAVA_TREE_H
34 /* Java language-specific tree codes. */
35 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
37 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
38 #include "java-tree.def"
45 /* Usage of TREE_LANG_FLAG_?:
46 0: IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P (in IDENTIFIER_NODE)
47 FOR_LOOP_P (in LOOP_EXPR)
48 SUPPRESS_UNREACHABLE_ERROR (for other _EXPR nodes)
49 ANONYMOUS_CLASS_P (in RECORD_TYPE)
50 ARG_FINAL_P (in TREE_LIST)
51 1: IS_A_CLASSFILE_NAME (in IDENTIFIER_NODE)
52 COMPOUND_ASSIGN_P (in EXPR (binop_*))
53 LOCAL_CLASS_P (in RECORD_TYPE)
54 BLOCK_IS_IMPLICIT (in BLOCK)
55 2: QUALIFIED_P (in IDENTIFIER_NODE)
56 PRIMARY_P (in EXPR_WITH_FILE_LOCATION)
57 MODIFY_EXPR_FROM_INITIALIZATION_P (in MODIFY_EXPR)
58 CLASS_METHOD_CHECKED_P (in RECORD_TYPE)
59 CLASS_FILE_P (in a TRANSLATION_UNIT_DECL in current_file_list)
60 3: IS_AN_IMPORT_ON_DEMAND_P (in IDENTIFIER_NODE)
61 RESOLVE_PACKAGE_NAME_P (in EXPR_WITH_FILE_LOCATION)
62 SWITCH_HAS_DEFAULT (in SWITCH_EXPR)
63 HAS_FINALIZER (in RECORD_TYPE)
64 4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
65 RESOLVE_TYPE_NAME_P (in EXPR_WITH_FILE_LOCATION)
66 CALL_USING_SUPER (in CALL_EXPR)
67 IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
68 5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
69 IS_BREAK_STMT_P (in EXPR_WITH_FILE_LOCATION)
70 IS_CRAFTED_STRING_BUFFER_P (in CALL_EXPR)
71 IS_INIT_CHECKED (in SAVE_EXPR)
72 6: CAN_COMPLETE_NORMALLY (in statement nodes)
73 NESTED_FIELD_ACCESS_IDENTIFIER_P (in IDENTIFIER_NODE)
75 Usage of TYPE_LANG_FLAG_?:
76 0: CLASS_ACCESS0_GENERATED_P (in RECORD_TYPE)
77 1: TYPE_ARRAY_P (in RECORD_TYPE).
78 2: CLASS_PARSED_P (in RECORD_TYPE).
79 3: CLASS_FROM_SOURCE_P (in RECORD_TYPE).
80 4: CLASS_P (in RECORD_TYPE).
81 5: CLASS_FROM_CURRENTLY_COMPILED_SOURCE_P (in RECORD_TYPE)
82 6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
84 Usage of DECL_LANG_FLAG_?:
85 0: METHOD_DEPRECATED (in FUNCTION_DECL).
86 FIELD_DEPRECATED (in FIELD_DECL).
87 CLASS_DEPRECATED (in TYPE_DECL).
88 1: METHOD_PUBLIC (in FUNCTION_DECL).
89 FIELD_PUBLIC (in FIELD_DECL).
90 CLASS_PUBLIC (in TYPE_DECL).
91 2: METHOD_STATIC (in FUNCTION_DECL).
92 (But note that FIELD_STATIC uses TREE_STATIC!)
93 FIELD_SYNTHETIC (in FIELD_DECL)
94 CLASS_COMPLETE_P (in TYPE_DECL)
95 3: METHOD_FINAL (in FUNCTION_DECL)
96 FIELD_FINAL (in FIELD_DECL)
97 CLASS_FINAL (in TYPE_DECL)
98 DECL_FINAL (in any decl)
99 4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
100 CLASS_INTERFACE (in TYPE_DECL)
101 FIELD_VOLATILE (int FIELD_DECL)
102 5: METHOD_ABSTRACT (in FUNCTION_DECL).
103 CLASS_ABSTRACT (in TYPE_DECL)
104 FIELD_TRANSIENT (in FIELD_DECL)
105 6: CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
106 FIELD_LOCAL_ALIAS (in FIELD_DECL)
107 7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
108 CLASS_STATIC (in TYPE_DECL)
109 FIELD_LOCAL_ALIAS_USED (in FIELD_DECL)
110 FIELD_THISN (in FIELD_DECL)
113 #define VAR_OR_FIELD_CHECK(DECL) \
114 TREE_CHECK3 (DECL, FIELD_DECL, VAR_DECL, PARM_DECL)
116 /* True if the class whose TYPE_BINFO this is has a superclass.
117 (True of all classes except Object.) */
118 #define CLASS_HAS_SUPER_FLAG(BINFO) BINFO_FLAG_1 (BINFO)
119 #define CLASS_HAS_SUPER(TYPE) \
120 (TYPE_BINFO (TYPE) && CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE)))
122 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
123 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) \
124 ? BINFO_TYPE (BINFO_BASE_BINFO (TYPE_BINFO (TYPE), 0)) \
127 /* True if the class we are compiling is a .java source file;
128 false if it is a .class bytecode file. */
129 extern int compiling_from_source;
131 /* The class defined by the actual (main) file we are compiling. */
133 java_global_trees[JTI_MAIN_CLASS]
135 /* The class we use as the base for name resolution. It's usually the
136 class we're generating code for but sometimes it points to an inner
137 class. If you really want to know the class we're currently
138 generating code for, use output_class instead. */
139 #define current_class \
140 java_global_trees[JTI_CURRENT_CLASS]
142 /* The class we are currently generating. Really. */
143 #define output_class \
144 java_global_trees[JTI_OUTPUT_CLASS]
146 /* List of all class DECLs seen so far. */
147 #define all_class_list \
148 java_global_trees[JTI_ALL_CLASS_LIST]
150 /* List of virtual decls referred to by this translation unit, used to
151 generate virtual method offset symbol table. */
153 /* The virtual offset table. This is emitted as uninitialized data of
154 the required length, and filled out at run time during class
157 /* The virtual offset symbol table. Used by the runtime to fill out
160 extern int flag_emit_class_files;
162 extern int flag_filelist_file;
164 /* When nonzero, permit the use of the assert keyword. */
166 extern int flag_assert;
168 /* When nonzero, assume all native functions are implemented with
173 /* When nonzero, report the now deprecated empty statements. */
175 extern int flag_extraneous_semicolon;
177 /* When nonzero, always check for a non gcj generated classes archive. */
179 extern int flag_force_classes_archive_check;
182 extern const char *resource_name;
184 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings. */
185 extern int flag_wall;
186 extern int flag_redundant;
187 extern int flag_not_overriding;
188 extern int flag_static_local_jdk1_1;
190 /* When nonzero, warn when source file is newer than matching class
192 extern int flag_newer;
194 /* When nonzero, call a library routine to do integer divisions. */
195 extern int flag_use_divide_subroutine;
197 /* When nonzero, generate code for the Boehm GC. */
198 extern int flag_use_boehm_gc;
200 /* When nonzero, assume the runtime uses a hash table to map an
201 object to its synchronization structure. */
202 extern int flag_hash_synchronization;
204 /* When nonzero, generate checks for references to NULL. */
205 extern int flag_check_references;
207 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
208 initialization optimization should be performed. */
209 extern int flag_optimize_sci;
211 /* When nonzero, use offset tables for virtual method calls
212 in order to improve binary compatibility. */
213 extern int flag_indirect_dispatch;
215 /* When zero, don't generate runtime array store checks. */
216 extern int flag_store_check;
218 /* Encoding used for source files. */
219 extern const char *current_encoding;
221 /* The Java .class file that provides main_class; the main input file. */
222 extern GTY(()) struct JCF * current_jcf;
224 /* Set to nonzero value in order to emit class initialization code
225 before static field references. */
226 extern int always_initialize_class_p;
228 extern int flag_verify_invocations;
230 /* Largest pc so far in this method that has been passed to lookup_label. */
231 extern int highest_label_pc_this_method;
233 /* Base value for this method to add to pc to get generated label. */
234 extern int start_label_pc_this_method;
236 typedef struct CPool constant_pool;
238 #define CONSTANT_ResolvedFlag 16
240 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
241 #define CONSTANT_ResolvedString (CONSTANT_String+CONSTANT_ResolvedFlag)
243 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
244 #define CONSTANT_ResolvedClass (CONSTANT_Class+CONSTANT_ResolvedFlag)
246 #define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
248 /* A NameAndType constant is represented as a TREE_LIST.
249 The type is the signature string (as an IDENTIFIER_NODE). */
251 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
252 CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
253 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
254 CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
256 /* A FieldRef, MethodRef or InterfaceMethodRef constant
257 is represented as a TREE_LIST. */
259 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
260 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
261 #define COMPONENT_REF_NAME(CPOOL, IDX) \
262 NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
263 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
264 NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
266 extern GTY(()) tree java_lang_cloneable_identifier_node;
267 extern GTY(()) tree java_io_serializable_identifier_node;
268 extern GTY(()) tree gcj_abi_version;
272 JTI_PROMOTED_BYTE_TYPE_NODE,
273 JTI_PROMOTED_SHORT_TYPE_NODE,
274 JTI_PROMOTED_CHAR_TYPE_NODE,
275 JTI_PROMOTED_BOOLEAN_TYPE_NODE,
282 JTI_UNSIGNED_BYTE_TYPE_NODE,
283 JTI_UNSIGNED_SHORT_TYPE_NODE,
284 JTI_UNSIGNED_INT_TYPE_NODE,
285 JTI_UNSIGNED_LONG_TYPE_NODE,
287 JTI_DECIMAL_INT_MAX_NODE,
288 JTI_DECIMAL_LONG_MAX_NODE,
290 JTI_OBJECT_TYPE_NODE,
291 JTI_UNQUALIFIED_OBJECT_ID_NODE,
292 JTI_OBJECT_PTR_TYPE_NODE,
293 JTI_STRING_TYPE_NODE,
294 JTI_STRING_PTR_TYPE_NODE,
295 JTI_THROWABLE_TYPE_NODE,
296 JTI_EXCEPTION_TYPE_NODE,
297 JTI_RUNTIME_EXCEPTION_TYPE_NODE,
298 JTI_ERROR_EXCEPTION_TYPE_NODE,
299 JTI_RAWDATA_PTR_TYPE_NODE,
301 JTI_BYTE_ARRAY_TYPE_NODE,
302 JTI_SHORT_ARRAY_TYPE_NODE,
303 JTI_INT_ARRAY_TYPE_NODE,
304 JTI_LONG_ARRAY_TYPE_NODE,
305 JTI_BOOLEAN_ARRAY_TYPE_NODE,
306 JTI_CHAR_ARRAY_TYPE_NODE,
307 JTI_DOUBLE_ARRAY_TYPE_NODE,
308 JTI_FLOAT_ARRAY_TYPE_NODE,
309 JTI_ARRAY_ARRAY_TYPE_NODE,
310 JTI_OBJECT_ARRAY_TYPE_NODE,
311 JTI_STRING_ARRAY_TYPE_NODE,
312 JTI_BOOLEAN_ARRAY_VTABLE,
313 JTI_BYTE_ARRAY_VTABLE,
314 JTI_CHAR_ARRAY_VTABLE,
315 JTI_SHORT_ARRAY_VTABLE,
316 JTI_INT_ARRAY_VTABLE,
317 JTI_LONG_ARRAY_VTABLE,
318 JTI_FLOAT_ARRAY_VTABLE,
319 JTI_DOUBLE_ARRAY_VTABLE,
320 JTI_TYPE_IDENTIFIER_NODE,
321 JTI_INIT_IDENTIFIER_NODE,
322 JTI_CLINIT_IDENTIFIER_NODE,
323 JTI_FINIT_IDENTIFIER_NODE,
324 JTI_INSTINIT_IDENTIFIER_NODE,
325 JTI_VOID_SIGNATURE_NODE,
326 JTI_LENGTH_IDENTIFIER_NODE,
327 JTI_FINALIZE_IDENTIFIER_NODE,
328 JTI_THIS_IDENTIFIER_NODE,
329 JTI_SUPER_IDENTIFIER_NODE,
330 JTI_CONTINUE_IDENTIFIER_NODE,
331 JTI_ACCESS0_IDENTIFIER_NODE,
332 JTI_CLASSDOLLAR_IDENTIFIER_NODE,
333 JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
335 JTI_RETURN_ADDRESS_TYPE_NODE,
339 JTI_DOUBLE_ZERO_NODE,
340 JTI_INTEGER_TWO_NODE,
341 JTI_INTEGER_FOUR_NODE,
343 JTI_METHODTABLE_TYPE,
344 JTI_METHODTABLE_PTR_TYPE,
347 JTI_UTF8CONST_PTR_TYPE,
352 JTI_CONSTANTS_TYPE_NODE,
355 JTI_FIELD_PTR_TYPE_NODE,
356 JTI_FIELD_INFO_UNION_NODE,
358 JTI_EXCEPTION_PTR_TYPE,
359 JTI_LINENUMBERENTRY_TYPE,
360 JTI_LINENUMBERS_TYPE,
361 JTI_METHOD_TYPE_NODE,
362 JTI_METHOD_PTR_TYPE_NODE,
370 JTI_SYMBOLS_ARRAY_TYPE,
371 JTI_SYMBOLS_ARRAY_PTR_TYPE,
372 JTI_ASSERTION_ENTRY_TYPE,
373 JTI_ASSERTION_TABLE_TYPE,
378 JTI_ALLOC_OBJECT_NODE,
379 JTI_ALLOC_NO_FINALIZER_NODE,
380 JTI_SOFT_INSTANCEOF_NODE,
381 JTI_SOFT_CHECKCAST_NODE,
382 JTI_SOFT_INITCLASS_NODE,
383 JTI_SOFT_NEWARRAY_NODE,
384 JTI_SOFT_ANEWARRAY_NODE,
385 JTI_SOFT_MULTIANEWARRAY_NODE,
386 JTI_SOFT_BADARRAYINDEX_NODE,
387 JTI_SOFT_NULLPOINTER_NODE,
388 JTI_SOFT_ABSTRACTMETHOD_NODE,
389 JTI_SOFT_CHECKARRAYSTORE_NODE,
390 JTI_SOFT_MONITORENTER_NODE,
391 JTI_SOFT_MONITOREXIT_NODE,
392 JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
393 JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE,
394 JTI_SOFT_LOOKUPJNIMETHOD_NODE,
395 JTI_SOFT_GETJNIENVNEWFRAME_NODE,
396 JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
403 JTI_ACCESS_FLAGS_TYPE_NODE,
405 JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
414 JTI_PREDEF_FILENAMES,
419 extern GTY(()) tree java_global_trees[JTI_MAX];
421 /* "Promoted types" that are used for primitive types smaller
422 than int. We could use int_type_node, but then we would lose
423 type information (such as needed for debugging). */
424 #define promoted_byte_type_node \
425 java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
426 #define promoted_short_type_node \
427 java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
428 #define promoted_char_type_node \
429 java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
430 #define promoted_boolean_type_node \
431 java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
433 #define byte_type_node \
434 java_global_trees[JTI_BYTE_TYPE_NODE]
435 #define short_type_node \
436 java_global_trees[JTI_SHORT_TYPE_NODE]
437 #define int_type_node \
438 java_global_trees[JTI_INT_TYPE_NODE]
439 #define long_type_node \
440 java_global_trees[JTI_LONG_TYPE_NODE]
442 #define unsigned_byte_type_node \
443 java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
444 #define unsigned_short_type_node \
445 java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
446 #define unsigned_int_type_node \
447 java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
448 #define unsigned_long_type_node \
449 java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
451 #define decimal_int_max \
452 java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
453 #define decimal_long_max \
454 java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
456 #define object_type_node \
457 java_global_trees[JTI_OBJECT_TYPE_NODE]
458 #define unqualified_object_id_node \
459 java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
460 #define object_ptr_type_node \
461 java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
462 #define string_type_node \
463 java_global_trees[JTI_STRING_TYPE_NODE]
464 #define string_ptr_type_node \
465 java_global_trees[JTI_STRING_PTR_TYPE_NODE]
466 #define throwable_type_node \
467 java_global_trees[JTI_THROWABLE_TYPE_NODE]
468 #define exception_type_node \
469 java_global_trees[JTI_EXCEPTION_TYPE_NODE]
470 #define runtime_exception_type_node \
471 java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
472 #define error_exception_type_node \
473 java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
474 #define rawdata_ptr_type_node \
475 java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
477 #define byte_array_type_node \
478 java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
479 #define short_array_type_node \
480 java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
481 #define int_array_type_node \
482 java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
483 #define long_array_type_node \
484 java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
485 #define boolean_array_type_node \
486 java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
487 #define char_array_type_node \
488 java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
489 #define double_array_type_node \
490 java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
491 #define float_array_type_node \
492 java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
493 #define array_array_type_node \
494 java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
495 #define object_array_type_node \
496 java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
497 #define string_array_type_node \
498 java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
499 #define boolean_array_vtable \
500 java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
501 #define byte_array_vtable \
502 java_global_trees[JTI_BYTE_ARRAY_VTABLE]
503 #define char_array_vtable \
504 java_global_trees[JTI_CHAR_ARRAY_VTABLE]
505 #define short_array_vtable \
506 java_global_trees[JTI_SHORT_ARRAY_VTABLE]
507 #define int_array_vtable \
508 java_global_trees[JTI_INT_ARRAY_VTABLE]
509 #define long_array_vtable \
510 java_global_trees[JTI_LONG_ARRAY_VTABLE]
511 #define float_array_vtable \
512 java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
513 #define double_array_vtable \
514 java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
515 #define TYPE_identifier_node \
516 java_global_trees[JTI_TYPE_IDENTIFIER_NODE] /* "TYPE" */
517 #define init_identifier_node \
518 java_global_trees[JTI_INIT_IDENTIFIER_NODE] /* "<init>" */
519 #define clinit_identifier_node \
520 java_global_trees[JTI_CLINIT_IDENTIFIER_NODE] /* "<clinit>" */
521 #define finit_identifier_node \
522 java_global_trees[JTI_FINIT_IDENTIFIER_NODE] /* "finit$" */
523 /* FIXME "instinit$" and "finit$" should be merged */
524 #define instinit_identifier_node \
525 java_global_trees[JTI_INSTINIT_IDENTIFIER_NODE] /* "instinit$" */
526 #define void_signature_node \
527 java_global_trees[JTI_VOID_SIGNATURE_NODE] /* "()V" */
528 #define length_identifier_node \
529 java_global_trees[JTI_LENGTH_IDENTIFIER_NODE] /* "length" */
530 #define finalize_identifier_node \
531 java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE] /* "finalize" */
532 #define this_identifier_node \
533 java_global_trees[JTI_THIS_IDENTIFIER_NODE] /* "this" */
534 #define super_identifier_node \
535 java_global_trees[JTI_SUPER_IDENTIFIER_NODE] /* "super" */
536 #define continue_identifier_node \
537 java_global_trees[JTI_CONTINUE_IDENTIFIER_NODE] /* "continue" */
538 #define access0_identifier_node \
539 java_global_trees[JTI_ACCESS0_IDENTIFIER_NODE] /* "access$0" */
540 #define classdollar_identifier_node \
541 java_global_trees[JTI_CLASSDOLLAR_IDENTIFIER_NODE] /* "class$" */
542 #define one_elt_array_domain_type \
543 java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
544 /* The type of the return address of a subroutine. */
545 #define return_address_type_node \
546 java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
548 /* Integer constants not declared in tree.h. */
549 #define long_zero_node \
550 java_global_trees[JTI_LONG_ZERO_NODE]
551 #define float_zero_node \
552 java_global_trees[JTI_FLOAT_ZERO_NODE]
553 #define double_zero_node \
554 java_global_trees[JTI_DOUBLE_ZERO_NODE]
555 #define integer_two_node \
556 java_global_trees[JTI_INTEGER_TWO_NODE]
557 #define integer_four_node \
558 java_global_trees[JTI_INTEGER_FOUR_NODE]
560 /* The type for struct methodtable. */
561 #define methodtable_type \
562 java_global_trees[JTI_METHODTABLE_TYPE]
563 #define methodtable_ptr_type \
564 java_global_trees[JTI_METHODTABLE_PTR_TYPE]
566 #define utf8const_type \
567 java_global_trees[JTI_UTF8CONST_TYPE]
568 #define utf8const_ptr_type \
569 java_global_trees[JTI_UTF8CONST_PTR_TYPE]
571 #define class_type_node \
572 java_global_trees[JTI_CLASS_TYPE_NODE]
573 #define class_ptr_type \
574 java_global_trees[JTI_CLASS_PTR_TYPE]
575 #define field_type_node \
576 java_global_trees[JTI_FIELD_TYPE_NODE]
577 #define constants_type_node \
578 java_global_trees[JTI_CONSTANTS_TYPE_NODE]
579 #define dtable_type \
580 java_global_trees[JTI_DTABLE_TYPE]
581 #define dtable_ptr_type \
582 java_global_trees[JTI_DTABLE_PTR_TYPE]
583 #define field_ptr_type_node \
584 java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
585 #define field_info_union_node \
586 java_global_trees[JTI_FIELD_INFO_UNION_NODE]
587 #define jexception_type \
588 java_global_trees[JTI_EXCEPTION_TYPE]
589 #define jexception_ptr_type \
590 java_global_trees[JTI_EXCEPTION_PTR_TYPE]
591 #define lineNumberEntry_type \
592 java_global_trees[JTI_LINENUMBERENTRY_TYPE]
593 #define lineNumbers_type \
594 java_global_trees[JTI_LINENUMBERS_TYPE]
595 #define method_type_node \
596 java_global_trees[JTI_METHOD_TYPE_NODE]
597 #define method_ptr_type_node \
598 java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
599 #define otable_type \
600 java_global_trees[JTI_OTABLE_TYPE]
601 #define atable_type \
602 java_global_trees[JTI_ATABLE_TYPE]
603 #define itable_type \
604 java_global_trees[JTI_ITABLE_TYPE]
605 #define otable_ptr_type \
606 java_global_trees[JTI_OTABLE_PTR_TYPE]
607 #define atable_ptr_type \
608 java_global_trees[JTI_ATABLE_PTR_TYPE]
609 #define itable_ptr_type \
610 java_global_trees[JTI_ITABLE_PTR_TYPE]
611 #define symbol_type \
612 java_global_trees[JTI_SYMBOL_TYPE]
613 #define symbols_array_type \
614 java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
615 #define symbols_array_ptr_type \
616 java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
617 #define assertion_entry_type \
618 java_global_trees[JTI_ASSERTION_ENTRY_TYPE]
619 #define assertion_table_type \
620 java_global_trees[JTI_ASSERTION_TABLE_TYPE]
622 #define end_params_node \
623 java_global_trees[JTI_END_PARAMS_NODE]
625 /* References to internal libjava functions we use. */
627 java_global_trees[JTI_THROW_NODE]
628 #define alloc_object_node \
629 java_global_trees[JTI_ALLOC_OBJECT_NODE]
630 #define alloc_no_finalizer_node \
631 java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
632 #define soft_instanceof_node \
633 java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
634 #define soft_checkcast_node \
635 java_global_trees[JTI_SOFT_CHECKCAST_NODE]
636 #define soft_initclass_node \
637 java_global_trees[JTI_SOFT_INITCLASS_NODE]
638 #define soft_newarray_node \
639 java_global_trees[JTI_SOFT_NEWARRAY_NODE]
640 #define soft_anewarray_node \
641 java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
642 #define soft_multianewarray_node \
643 java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
644 #define soft_badarrayindex_node \
645 java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
646 #define soft_nullpointer_node \
647 java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
648 #define soft_abstractmethod_node \
649 java_global_trees[JTI_SOFT_ABSTRACTMETHOD_NODE]
650 #define soft_checkarraystore_node \
651 java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
652 #define soft_monitorenter_node \
653 java_global_trees[JTI_SOFT_MONITORENTER_NODE]
654 #define soft_monitorexit_node \
655 java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
656 #define soft_lookupinterfacemethod_node \
657 java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
658 #define soft_lookupinterfacemethodbyname_node \
659 java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE]
660 #define soft_lookupjnimethod_node \
661 java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
662 #define soft_getjnienvnewframe_node \
663 java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
664 #define soft_jnipopsystemframe_node \
665 java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
666 #define soft_fmod_node \
667 java_global_trees[JTI_SOFT_FMOD_NODE]
668 #define soft_idiv_node \
669 java_global_trees[JTI_SOFT_IDIV_NODE]
670 #define soft_irem_node \
671 java_global_trees[JTI_SOFT_IREM_NODE]
672 #define soft_ldiv_node \
673 java_global_trees[JTI_SOFT_LDIV_NODE]
674 #define soft_lrem_node \
675 java_global_trees[JTI_SOFT_LREM_NODE]
677 #define access_flags_type_node \
678 java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
680 #define nativecode_ptr_array_type_node \
681 java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
683 #define predef_filenames \
684 java_global_trees[JTI_PREDEF_FILENAMES]
686 #define nativecode_ptr_type_node ptr_type_node
688 #define wfl_operator \
689 java_global_trees[JTI_WFL_OPERATOR]
691 /* The decl for "_Jv_ResolvePoolEntry". */
692 extern GTY(()) tree soft_resolvepoolentry_node;
694 extern const char *cyclic_inheritance_report;
696 struct lang_identifier GTY(())
698 struct tree_identifier ignore;
702 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
703 * the Utf8Const representation of the identifier. */
707 /* The resulting tree type. */
709 GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
710 chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
712 union tree_node GTY ((tag ("0"),
713 desc ("tree_node_structure (&%h)")))
715 struct lang_identifier GTY ((tag ("1"))) identifier;
718 /* Macros for access to language-specific slots in an identifier. */
719 /* Unless specified, each of these slots contains a DECL node or null. */
721 /* This represents the value which the identifier has in the
722 file-scope namespace. */
723 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
724 (((struct lang_identifier *)(NODE))->global_value)
725 /* This represents the value which the identifier has in the current
727 #define IDENTIFIER_LOCAL_VALUE(NODE) \
728 (((struct lang_identifier *)(NODE))->local_value)
730 /* Given an identifier NODE, get the corresponding class.
731 E.g. IDENTIFIER_CLASS_VALUE(get_identifier ("java.lang.Number"))
732 is the corresponding RECORD_TYPE. */
733 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
735 /* Given a signature of a reference (or array) type, or a method, return the
736 corresponding type (if one has been allocated).
737 Do not use for primitive types, since they may be ambiguous.
738 (E.g. is "I" a signature or a class name?) */
739 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
741 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
742 the Utf8Const representation of the identifier. */
743 #define IDENTIFIER_UTF8_REF(NODE) \
744 (((struct lang_identifier *)(NODE))->utf8_ref)
746 #define IDENTIFIER_UTF8_DECL(NODE) \
747 TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
749 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
750 the position in the .class file of the method code.
751 Specifically, this is the code itself, not the code attribute. */
752 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
753 /* Similarly, the length of the bytecode. */
754 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
755 /* Similarly, the position of the LineNumberTable attribute. */
756 #define DECL_LINENUMBERS_OFFSET(DECL) \
757 (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
758 /* Similarly, the position of the LocalVariableTable attribute
759 (following the standard attribute header). */
760 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
761 (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
763 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
764 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
765 /* Number of local variable slots needed for the arguments of this function. */
766 #define DECL_ARG_SLOT_COUNT(DECL) \
767 (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
768 /* Source location of end of function. */
769 #define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
770 /* Information on declaration location */
771 #define DECL_FUNCTION_WFL(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.wfl)
772 /* List of checked thrown exceptions, as specified with the `throws'
774 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
775 /* List of other constructors of the same class that this constructor
777 #define DECL_CONSTRUCTOR_CALLS(DECL) \
778 (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
779 /* When the function is an access function, the DECL it was trying to
781 #define DECL_FUNCTION_ACCESS_DECL(DECL) \
782 (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
783 /* The identifier of the access method used to invoke this method from
785 #define DECL_FUNCTION_INNER_ACCESS(DECL) \
786 (DECL_LANG_SPECIFIC(DECL)->u.f.inner_access)
787 /* Pointer to the function's current's COMPOUND_EXPR tree (while
788 completing its body) or the function's block */
789 #define DECL_FUNCTION_BODY(DECL) \
790 (DECL_LANG_SPECIFIC(DECL)->u.f.function_decl_body)
791 /* How specific the function is (for method selection - Java source
793 #define DECL_SPECIFIC_COUNT(DECL) DECL_ARG_SLOT_COUNT(DECL)
794 /* For each function decl, init_test_table contains a hash table whose
795 entries are keyed on class names, and whose values are local
796 boolean decls. The variables are intended to be TRUE when the
797 class has been initialized in this function, and FALSE otherwise. */
798 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
799 (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
800 /* If LOCAL_CLASS_INITIALIZATION_FLAG_P(decl), give class it initializes. */
801 #define DECL_FUNCTION_INIT_TEST_CLASS(DECL) \
802 (DECL_LANG_SPECIFIC(DECL)->u.v.slot_chain)
803 /* For each static function decl, itc contains a hash table whose
804 entries are keyed on class named that are definitively initialized
806 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
807 (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
808 /* A list of all the static method calls in the method DECL (if optimizing).
809 Actually each TREE_VALUE points to a COMPONT_EXPR that wraps the
810 invocation so we can later patch it. */
811 #define DECL_FUNCTION_STATIC_METHOD_INVOCATION_COMPOUND(DECL) \
812 (DECL_LANG_SPECIFIC(DECL)->u.f.smic)
813 /* The Number of Artificial Parameters (NAP) DECL contains. this$<n>
814 is excluded, because sometimes created as a parameter before the
815 function decl exists. */
816 #define DECL_FUNCTION_NAP(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.nap)
817 /* True if DECL is a synthetic ctor. */
818 #define DECL_FUNCTION_SYNTHETIC_CTOR(DECL) \
819 (DECL_LANG_SPECIFIC(DECL)->u.f.synthetic_ctor)
820 #define DECL_FIXED_CONSTRUCTOR_P(DECL) \
821 (DECL_LANG_SPECIFIC(DECL)->u.f.fixed_ctor)
823 #define DECL_LOCAL_CNI_METHOD_P(NODE) \
824 (DECL_LANG_SPECIFIC (NODE)->u.f.local_cni)
826 /* A constructor that calls this. */
827 #define DECL_INIT_CALLS_THIS(DECL) \
828 (DECL_LANG_SPECIFIC(DECL)->u.f.init_calls_this)
830 /* True when DECL (a field) is Synthetic. */
831 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (VAR_OR_FIELD_CHECK (DECL))
833 /* True when DECL aliases an outer context local variable. */
834 #define FIELD_LOCAL_ALIAS(DECL) DECL_LANG_FLAG_6 (VAR_OR_FIELD_CHECK (DECL))
836 /* True when DECL, which aliases an outer context local variable is
837 used by the inner classe */
838 #define FIELD_LOCAL_ALIAS_USED(DECL) DECL_LANG_FLAG_7 (VAR_OR_FIELD_CHECK (DECL))
840 /* True when DECL is a this$<n> field. Note that
841 FIELD_LOCAL_ALIAS_USED can be differentiated when tested against
842 FIELD_LOCAL_ALIAS. */
843 #define FIELD_THISN(DECL) DECL_LANG_FLAG_7 (VAR_OR_FIELD_CHECK (DECL))
845 /* In a LABEL_DECL, a TREE_VEC that saves the type_map at that point. */
846 #define LABEL_TYPE_STATE(NODE) (LABEL_DECL_CHECK (NODE)->label_decl.java_field_1)
848 /* In a LABEL_DECL, the corresponding bytecode program counter. */
849 #define LABEL_PC(NODE) (LABEL_DECL_CHECK (NODE)->label_decl.java_field_4)
851 /* In a LABEL_DECL, true if we have verified instructions starting here. */
852 #define LABEL_VERIFIED(NODE) \
853 (instruction_bits[LABEL_PC (NODE)] & BCODE_VERIFIED)
855 /* The slot number for this local variable. */
856 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
857 (DECL_LANG_SPECIFIC (NODE)->u.v.slot_number)
858 /* The start (bytecode) pc for the valid range of this local variable. */
859 #define DECL_LOCAL_START_PC(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.start_pc)
860 /* The end (bytecode) pc for the valid range of this local variable. */
861 #define DECL_LOCAL_END_PC(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.end_pc)
862 /* For a VAR_DECL or PARM_DECL, used to chain decls with the same
863 slot_number in decl_map. */
864 #define DECL_LOCAL_SLOT_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
865 /* For a FIELD_DECL, holds the name of the access method. Used to
866 read/write the content of the field across nested class boundaries. */
867 #define FIELD_NESTED_ACCESS(DECL) \
868 (DECL_LANG_SPECIFIC (VAR_OR_FIELD_CHECK (DECL))->u.v.am)
869 /* Safely tests whether FIELD_NESTED_ACCESS exists or not. */
870 #define FIELD_NESTED_ACCESS_P(DECL) \
871 DECL_LANG_SPECIFIC (DECL) && FIELD_NESTED_ACCESS (DECL)
872 /* True if a final field was initialized upon its declaration
873 or in an initializer. Set after definite assignment. */
874 #define DECL_FIELD_FINAL_IUD(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.final_iud)
875 /* The original WFL of a final variable. */
876 #define DECL_FIELD_FINAL_WFL(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.wfl)
877 /* The class that's the owner of a dynamic binding table. */
878 #define DECL_OWNER(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
879 /* True if NODE is a local variable final. */
880 #define LOCAL_FINAL_P(NODE) (DECL_LANG_SPECIFIC (NODE) && DECL_FINAL (NODE))
881 /* True if a final local variable was initialized upon its declaration. */
882 #define DECL_LOCAL_FINAL_IUD(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.final_iud)
883 /* True if NODE is a final field. */
884 #define FINAL_VARIABLE_P(NODE) (FIELD_FINAL (NODE) && !FIELD_STATIC (NODE))
885 /* True if NODE is a class final field. */
886 #define CLASS_FINAL_VARIABLE_P(NODE) \
887 (FIELD_FINAL (NODE) && FIELD_STATIC (NODE))
888 /* True if NODE is a class initialization flag. This macro accesses
889 the flag to read or set it. */
890 #define LOCAL_CLASS_INITIALIZATION_FLAG(NODE) \
891 (DECL_LANG_SPECIFIC (NODE)->u.v.cif)
892 /* True if NODE is a class initialization flag. */
893 #define LOCAL_CLASS_INITIALIZATION_FLAG_P(NODE) \
894 (DECL_LANG_SPECIFIC (NODE) && LOCAL_CLASS_INITIALIZATION_FLAG(NODE))
895 /* True if NODE is a variable that is out of scope. */
896 #define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
897 (DECL_LANG_SPECIFIC (NODE)->u.v.freed)
898 #define LOCAL_SLOT_P(NODE) \
899 (DECL_LANG_SPECIFIC (NODE)->u.v.local_slot)
901 #define DECL_CLASS_FIELD_P(NODE) \
902 (DECL_LANG_SPECIFIC (NODE)->u.v.class_field)
903 #define DECL_VTABLE_P(NODE) \
904 (DECL_LANG_SPECIFIC (NODE)->u.v.vtable)
906 /* Create a DECL_LANG_SPECIFIC if necessary. */
907 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T) \
908 if (DECL_LANG_SPECIFIC (T) == NULL) \
910 DECL_LANG_SPECIFIC ((T)) \
911 = ggc_alloc_cleared (sizeof (struct lang_decl)); \
912 DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR; \
915 /* A ConstantExpression, after folding and name resolution. */
916 #define CONSTANT_VALUE_P(NODE) \
917 (TREE_CODE (NODE) == STRING_CST \
918 || (TREE_CODE (NODE) == INTEGER_CST \
919 && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
920 || TREE_CODE (NODE) == REAL_CST)
922 /* For a local VAR_DECL or PARM_DECL, holds the index into a words bitstring
923 that specifies if this decl is definitively assigned.
924 The value -1 means the variable has been definitely assigned (and not
925 definitely unassigned). The value -2 means we already reported an error. */
926 #define DECL_BIT_INDEX(DECL) VAR_OR_FIELD_CHECK (DECL)->decl_common.pointer_alias_set
928 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
929 struct lang_decl_func GTY(())
931 /* tree chain; not yet used. */
934 long linenumbers_offset;
935 long localvariables_offset;
940 /* A temporary lie for the sake of ggc. Actually, last_line is
941 only a source_location if USE_MAPPED_LOCATION. FIXME. */
942 source_location last_line; /* End line number for a function decl */
943 tree wfl; /* Information on the original location */
944 tree throws_list; /* Exception specified by `throws' */
945 tree function_decl_body; /* Hold all function's statements */
946 tree called_constructor; /* When decl is a constructor, the
947 list of other constructor it calls */
949 /* Class initialization test variables */
950 htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
952 /* Initialized (static) Class Table */
953 htab_t GTY ((param_is (union tree_node))) ict;
955 tree smic; /* Static method invocation compound */
956 tree inner_access; /* The identifier of the access method
957 used for invocation from inner classes */
958 int nap; /* Number of artificial parameters */
959 unsigned int native : 1; /* Nonzero if this is a native method */
960 unsigned int synthetic_ctor : 1; /* Nonzero if this is a synthetic ctor */
961 unsigned int init_final : 1; /* Nonzero all finals are initialized */
962 unsigned int fixed_ctor : 1;
963 unsigned int init_calls_this : 1;
964 unsigned int strictfp : 1;
965 unsigned int invisible : 1; /* Set for methods we generate
966 internally but which shouldn't be
967 written to the .class file. */
968 unsigned int dummy : 1;
969 unsigned int local_cni : 1; /* Decl needs mangle_local_cni_method. */
972 struct treetreehash_entry GTY(())
978 /* These represent the possible assertion_code's that can be emitted in the
979 type assertion table. */
982 JV_ASSERT_END_OF_TABLE = 0, /* Last entry in table. */
983 JV_ASSERT_TYPES_COMPATIBLE = 1, /* Operand A is assignable to Operand B. */
984 JV_ASSERT_IS_INSTANTIABLE = 2 /* Operand A is an instantiable class. */
987 typedef struct type_assertion GTY(())
989 int assertion_code; /* 'opcode' for the type of this assertion. */
990 tree op1; /* First operand. */
991 tree op2; /* Second operand. */
994 extern tree java_treetreehash_find (htab_t, tree);
995 extern tree * java_treetreehash_new (htab_t, tree);
996 extern htab_t java_treetreehash_create (size_t size, int ggc);
998 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
999 (access methods on outer class fields) and final fields. */
1000 struct lang_decl_var GTY(())
1006 tree am; /* Access method for this field (1.1) */
1007 tree wfl; /* Original wfl */
1009 unsigned int final_iud : 1; /* Final initialized upon declaration */
1010 unsigned int cif : 1; /* True: decl is a class initialization flag */
1011 unsigned int freed : 1; /* Decl is no longer in scope. */
1012 unsigned int local_slot : 1; /* Decl is a temporary in the stack frame. */
1013 unsigned int class_field : 1; /* Decl needs mangle_class_field. */
1014 unsigned int vtable : 1; /* Decl needs mangle_vtable. */
1017 /* This is what 'lang_decl' really points to. */
1019 enum lang_decl_desc {LANG_DECL_FUNC, LANG_DECL_VAR};
1021 struct lang_decl GTY(())
1023 enum lang_decl_desc desc;
1026 struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
1027 struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
1028 } GTY ((desc ("%0.desc"))) u;
1031 /* Macro to access fields in `struct lang_type'. */
1033 #define TYPE_SIGNATURE(T) (TYPE_LANG_SPECIFIC (T)->signature)
1034 #define TYPE_JCF(T) (TYPE_LANG_SPECIFIC (T)->jcf)
1035 #define TYPE_CPOOL(T) (TYPE_LANG_SPECIFIC (T)->cpool)
1036 #define TYPE_CPOOL_DATA_REF(T) (TYPE_LANG_SPECIFIC (T)->cpool_data_ref)
1037 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
1038 if (TYPE_LANG_SPECIFIC ((T)) == NULL) \
1039 TYPE_LANG_SPECIFIC ((T)) \
1040 = ggc_alloc_cleared (sizeof (struct lang_type));
1042 #define TYPE_FINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC (T)->finit_stmt_list)
1043 #define TYPE_CLINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC (T)->clinit_stmt_list)
1044 #define TYPE_II_STMT_LIST(T) (TYPE_LANG_SPECIFIC (T)->ii_block)
1045 /* The decl of the synthetic method `class$' used to handle `.class'
1046 for non primitive types when compiling to bytecode. */
1048 #define TYPE_DUMMY(T) (TYPE_LANG_SPECIFIC(T)->dummy_class)
1050 #define TYPE_DOT_CLASS(T) (TYPE_LANG_SPECIFIC (T)->dot_class)
1051 #define TYPE_PACKAGE_LIST(T) (TYPE_LANG_SPECIFIC (T)->package_list)
1052 #define TYPE_IMPORT_LIST(T) (TYPE_LANG_SPECIFIC (T)->import_list)
1053 #define TYPE_IMPORT_DEMAND_LIST(T) (TYPE_LANG_SPECIFIC (T)->import_demand_list)
1054 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->pic)
1055 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->poic)
1056 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC (T)->strictfp)
1057 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->assertions)
1059 #define TYPE_ATABLE_METHODS(T) (TYPE_LANG_SPECIFIC (T)->atable_methods)
1060 #define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_syms_decl)
1061 #define TYPE_ATABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_decl)
1063 #define TYPE_OTABLE_METHODS(T) (TYPE_LANG_SPECIFIC (T)->otable_methods)
1064 #define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
1065 #define TYPE_OTABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_decl)
1067 #define TYPE_ITABLE_METHODS(T) (TYPE_LANG_SPECIFIC (T)->itable_methods)
1068 #define TYPE_ITABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_syms_decl)
1069 #define TYPE_ITABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_decl)
1071 #define TYPE_CTABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->ctable_decl)
1072 #define TYPE_CATCH_CLASSES(T) (TYPE_LANG_SPECIFIC (T)->catch_classes)
1073 #define TYPE_VERIFY_METHOD(T) (TYPE_LANG_SPECIFIC (T)->verify_method)
1075 #define TYPE_TO_RUNTIME_MAP(T) (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
1076 #define TYPE_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->type_assertions)
1078 struct lang_type GTY(())
1082 struct CPool *cpool;
1083 tree cpool_data_ref; /* Cached */
1084 tree finit_stmt_list; /* List of statements finit$ will use */
1085 tree clinit_stmt_list; /* List of statements <clinit> will use */
1086 tree ii_block; /* Instance initializer block */
1087 tree dot_class; /* The decl of the `class$' function that
1088 needs to be invoked and generated when
1089 compiling to bytecode to implement
1090 <non_primitive_type>.class */
1091 tree package_list; /* List of package names, progressive */
1092 tree import_list; /* Imported types, in the CU of this class */
1093 tree import_demand_list; /* Imported types, in the CU of this class */
1095 tree otable_methods; /* List of static decls referred to by this
1097 tree otable_decl; /* The static address table. */
1098 tree otable_syms_decl;
1100 tree atable_methods; /* List of static decls referred to by this
1102 tree atable_decl; /* The static address table. */
1103 tree atable_syms_decl;
1105 tree itable_methods; /* List of interfaces methods referred
1106 to by this class. */
1107 tree itable_decl; /* The interfaces table. */
1108 tree itable_syms_decl;
1110 tree ctable_decl; /* The table of classes for the runtime
1114 tree verify_method; /* The verify method for this class.
1115 Used in split verification. */
1117 htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
1118 /* The mapping of classes to exception region
1121 htab_t GTY ((param_is (struct type_assertion))) type_assertions;
1122 /* Table of type assertions to be evaluated
1123 by the runtime when this class is loaded. */
1125 unsigned pic:1; /* Private Inner Class. */
1126 unsigned poic:1; /* Protected Inner Class. */
1127 unsigned strictfp:1; /* `strictfp' class. */
1128 unsigned assertions:1; /* Any method uses `assert'. */
1129 unsigned dummy_class:1; /* Not a real class, just a placeholder. */
1132 #define JCF_u4 unsigned long
1133 #define JCF_u2 unsigned short
1135 /* Possible values to pass to lookup_argument_method_generic. */
1136 #define SEARCH_INTERFACE 1
1137 #define SEARCH_SUPER 2
1138 #define SEARCH_VISIBLE 4
1140 /* Defined in java-except.h */
1143 extern void java_parse_file (int);
1144 extern bool java_mark_addressable (tree);
1145 extern tree java_type_for_mode (enum machine_mode, int);
1146 extern tree java_type_for_size (unsigned int, int);
1147 extern tree java_unsigned_type (tree);
1148 extern tree java_signed_type (tree);
1149 extern tree java_signed_or_unsigned_type (int, tree);
1150 extern tree java_truthvalue_conversion (tree);
1151 extern void add_assume_compiled (const char *, int);
1152 extern void add_enable_assert (const char *, int);
1153 extern bool enable_assertions (tree);
1154 extern tree lookup_class (tree);
1155 extern tree lookup_java_constructor (tree, tree);
1156 extern tree lookup_java_method (tree, tree, tree);
1157 extern tree lookup_argument_method (tree, tree, tree);
1158 extern tree lookup_argument_method_generic (tree, tree, tree, int);
1159 extern int has_method (tree, tree);
1160 extern tree promote_type (tree);
1161 extern tree get_constant (struct JCF*, int);
1162 extern tree get_name_constant (struct JCF*, int);
1163 extern tree get_class_constant (struct JCF*, int);
1164 extern tree parse_signature (struct JCF *jcf, int sig_index);
1165 extern tree add_field (tree, tree, tree, int);
1166 extern tree add_method (tree, int, tree, tree);
1167 extern tree add_method_1 (tree, int, tree, tree);
1168 extern tree make_class (void);
1169 extern tree push_class (tree, tree);
1170 extern tree unmangle_classname (const char *name, int name_length);
1171 extern tree parse_signature_string (const unsigned char *, int);
1172 extern tree get_type_from_signature (tree);
1173 extern void layout_class (tree);
1174 extern int get_interface_method_index (tree, tree);
1175 extern tree layout_class_method (tree, tree, tree, tree);
1176 extern void layout_class_methods (tree);
1177 extern tree build_class_ref (tree);
1178 extern tree build_dtable_decl (tree);
1179 extern tree build_internal_class_name (tree);
1180 extern tree build_constants_constructor (void);
1181 extern tree build_ref_from_constant_pool (int);
1182 extern tree build_utf8_ref (tree);
1183 extern tree ident_subst (const char *, int, const char *, int, int,
1185 extern tree identifier_subst (const tree, const char *, int, int,
1187 extern int global_bindings_p (void);
1188 extern tree getdecls (void);
1189 extern void pushlevel (int);
1190 extern tree poplevel (int,int, int);
1191 extern void insert_block (tree);
1192 extern tree pushdecl (tree);
1193 extern void java_init_decl_processing (void);
1194 extern void java_dup_lang_specific_decl (tree);
1195 extern tree build_java_signature (tree);
1196 extern tree build_java_argument_signature (tree);
1197 extern void set_java_signature (tree, tree);
1198 extern tree build_static_field_ref (tree);
1199 extern tree build_address_of (tree);
1200 extern tree find_local_variable (int index, tree type, int pc);
1201 extern void update_aliases (tree decl, int index, int pc);
1202 extern tree find_stack_slot (int index, tree type);
1203 extern tree build_prim_array_type (tree, HOST_WIDE_INT);
1204 extern tree build_java_array_type (tree, HOST_WIDE_INT);
1205 extern int is_compiled_class (tree);
1206 extern tree mangled_classname (const char *, tree);
1207 extern tree lookup_label (int);
1208 extern tree pop_type_0 (tree, char **);
1209 extern tree pop_type (tree);
1210 extern tree decode_newarray_type (int);
1211 extern tree lookup_field (tree *, tree);
1212 extern int is_array_type_p (tree);
1213 extern HOST_WIDE_INT java_array_type_length (tree);
1214 extern int read_class (tree);
1215 extern void load_class (tree, int);
1217 extern tree check_for_builtin (tree, tree);
1218 extern void initialize_builtins (void);
1220 extern tree lookup_name (tree);
1221 extern tree build_known_method_ref (tree, tree, tree, tree, tree);
1222 extern tree build_class_init (tree, tree);
1223 extern int attach_init_test_initialization_flags (void **, void *);
1224 extern tree build_invokevirtual (tree, tree);
1225 extern tree build_invokeinterface (tree, tree);
1226 extern tree build_jni_stub (tree);
1227 extern tree invoke_build_dtable (int, tree);
1228 extern tree build_field_ref (tree, tree, tree);
1229 extern void pushdecl_force_head (tree);
1230 extern tree build_java_binop (enum tree_code, tree, tree, tree);
1231 extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1232 extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1233 extern tree build_java_arrayaccess (tree, tree, tree);
1234 extern tree build_java_arraystore_check (tree, tree);
1235 extern tree build_newarray (int, tree);
1236 extern tree build_anewarray (tree, tree);
1237 extern tree build_new_array (tree, tree);
1238 extern tree build_java_array_length_access (tree);
1239 extern tree build_java_indirect_ref (tree, tree, int);
1240 extern tree java_check_reference (tree, int);
1241 extern tree build_get_class (tree);
1242 extern tree build_instanceof (tree, tree);
1243 extern tree create_label_decl (tree);
1244 extern void push_labeled_block (tree);
1245 extern tree prepare_eh_table_type (tree);
1246 extern void java_expand_catch_classes (tree);
1247 extern tree build_exception_object_ref (tree);
1248 extern tree generate_name (void);
1249 extern void pop_labeled_block (void);
1250 extern const char *lang_printable_name (tree, int);
1251 extern tree maybe_add_interface (tree, tree);
1252 extern void set_super_info (int, tree, tree, int);
1253 extern void set_class_decl_access_flags (int, tree);
1254 extern int get_access_flags_from_decl (tree);
1255 extern int interface_of_p (tree, tree);
1256 extern int inherits_from_p (tree, tree);
1257 extern int common_enclosing_context_p (tree, tree);
1258 extern int common_enclosing_instance_p (tree, tree);
1259 extern int enclosing_context_p (tree, tree);
1260 extern tree build_result_decl (tree);
1261 extern void set_method_index (tree decl, tree method_index);
1262 extern tree get_method_index (tree decl);
1263 extern void make_class_data (tree);
1264 extern int alloc_name_constant (int, tree);
1265 extern int alloc_constant_fieldref (tree, tree);
1266 extern void emit_register_classes (tree *);
1267 extern tree emit_symbol_table (tree, tree, tree, tree, tree, int);
1268 extern void lang_init_source (int);
1269 extern void write_classfile (tree);
1270 extern char *print_int_node (tree);
1271 extern void finish_class (void);
1272 extern void java_layout_seen_class_methods (void);
1273 extern void check_for_initialization (tree, tree);
1275 extern tree pushdecl_top_level (tree);
1276 extern tree pushdecl_function_level (tree);
1277 extern tree java_replace_reference (tree, bool);
1278 extern int alloc_class_constant (tree);
1279 extern void init_expr_processing (void);
1280 extern void push_super_field (tree, tree);
1281 extern void init_class_processing (void);
1282 extern void add_type_assertion (tree, int, tree, tree);
1283 extern int can_widen_reference_to (tree, tree);
1284 extern int class_depth (tree);
1285 extern int verify_jvm_instructions_new (struct JCF *, const unsigned char *,
1287 extern void maybe_pushlevels (int);
1288 extern void maybe_poplevels (int);
1289 extern void force_poplevels (int);
1290 extern int process_jvm_instruction (int, const unsigned char *, long);
1291 extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1292 extern void set_local_type (int, tree);
1293 extern int merge_type_state (tree);
1294 extern int push_type_0 (tree);
1295 extern void push_type (tree);
1296 extern void load_type_state (tree);
1297 extern void add_interface (tree, tree);
1298 extern tree force_evaluation_order (tree);
1299 extern tree java_create_object (tree);
1300 extern int verify_constant_pool (struct JCF *);
1301 extern void start_java_method (tree);
1302 extern void end_java_method (void);
1303 extern void give_name_to_locals (struct JCF *);
1304 extern void note_instructions (struct JCF *, tree);
1305 extern void expand_byte_code (struct JCF *, tree);
1306 extern int open_in_zip (struct JCF *, const char *, const char *, int);
1307 extern void set_constant_value (tree, tree);
1309 extern int find_constant1 (struct CPool *, int, jword);
1310 extern int find_constant2 (struct CPool *, int, jword, jword);
1312 extern int find_utf8_constant (struct CPool *, tree);
1313 extern int find_string_constant (struct CPool *, tree);
1314 extern int find_class_constant (struct CPool *, tree);
1315 extern int find_fieldref_index (struct CPool *, tree);
1316 extern int find_methodref_index (struct CPool *, tree);
1317 extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1318 extern void write_constant_pool (struct CPool *, unsigned char *, int);
1319 extern int count_constant_pool_bytes (struct CPool *);
1320 extern int encode_newarray_type (tree);
1322 extern void format_int (char *, jlong, int);
1323 extern void format_uint (char *, uint64, int);
1325 extern void jcf_trim_old_input (struct JCF *);
1327 extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1328 extern void jcf_print_char (FILE *, int);
1329 extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int,
1331 extern const char* open_class (const char *, struct JCF *, int, const char *);
1333 extern void java_debug_context (void);
1334 extern void safe_layout_class (tree);
1336 extern tree get_boehm_type_descriptor (tree);
1337 extern bool class_has_finalize_method (tree);
1338 extern void java_check_methods (tree);
1339 extern void init_jcf_parse (void);
1340 extern void init_src_parse (void);
1342 extern int cxx_keyword_p (const char *, int);
1343 extern void java_mangle_decl (tree);
1344 extern tree java_mangle_class_field (struct obstack *, tree);
1345 extern tree java_mangle_vtable (struct obstack *, tree);
1346 extern void append_gpp_mangled_name (const char *, int);
1348 extern void add_predefined_file (tree);
1349 extern int predefined_filename_p (tree);
1351 extern tree decl_constant_value (tree);
1353 extern void java_mark_class_local (tree);
1355 extern void java_inlining_merge_static_initializers (tree, void *);
1356 extern void java_inlining_map_static_initializers (tree, void *);
1358 extern void compile_resource_data (const char *name, const char *buffer, int);
1359 extern void compile_resource_file (const char *, const char *);
1360 extern void write_resource_constructor (tree *);
1361 extern tree build_java_empty_stmt (void);
1362 extern tree add_stmt_to_compound (tree, tree, tree);
1363 extern tree java_add_stmt (tree);
1364 extern tree java_add_local_var (tree decl);
1365 extern tree *get_stmts (void);
1366 extern void register_exception_range(struct eh_range *, int, int);
1368 extern void finish_method (tree);
1369 extern void java_expand_body (tree);
1371 extern int get_symbol_table_index (tree, tree *);
1373 extern tree make_catch_class_record (tree, tree);
1374 extern tree emit_catch_table (tree);
1376 extern void gen_indirect_dispatch_tables (tree type);
1377 extern int split_qualified_name (tree *left, tree *right, tree source);
1378 extern int in_same_package (tree, tree);
1380 extern tree builtin_function (const char *, tree, int, enum built_in_class,
1381 const char *, tree);
1383 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1385 /* Access flags etc for a method (a FUNCTION_DECL): */
1387 #define METHOD_DUMMY(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.dummy)
1389 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
1390 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
1391 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
1392 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (FUNCTION_DECL_CHECK (DECL))
1393 #define METHOD_FINAL(DECL) DECL_FINAL (FUNCTION_DECL_CHECK (DECL))
1394 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (FUNCTION_DECL_CHECK (DECL))
1395 #define METHOD_NATIVE(DECL) \
1396 (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.native)
1397 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (DECL))
1398 #define METHOD_STRICTFP(DECL) \
1399 (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.strictfp)
1400 #define METHOD_INVISIBLE(DECL) \
1401 (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.invisible)
1403 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1405 /* Other predicates on method decls */
1407 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7 (FUNCTION_DECL_CHECK (DECL))
1409 #define DECL_INIT_P(DECL) (ID_INIT_P (DECL_NAME (DECL)))
1410 #define DECL_FINIT_P(DECL) (ID_FINIT_P (DECL_NAME (DECL)))
1411 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1412 #define DECL_INSTINIT_P(DECL) (ID_INSTINIT_P (DECL_NAME (DECL)))
1414 /* Predicates on method identifiers. Kept close to other macros using
1416 #define ID_INIT_P(ID) ((ID) == init_identifier_node)
1417 #define ID_FINIT_P(ID) ((ID) == finit_identifier_node)
1418 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1419 #define ID_CLASSDOLLAR_P(ID) ((ID) == classdollar_identifier_node)
1420 #define ID_INSTINIT_P(ID) ((ID) == instinit_identifier_node)
1422 /* Access flags etc for variable/field (FIELD_DECL, VAR_DECL, or PARM_DECL): */
1424 #define FIELD_PRIVATE(DECL) TREE_PRIVATE (VAR_OR_FIELD_CHECK (DECL))
1425 #define FIELD_PROTECTED(DECL) TREE_PROTECTED (VAR_OR_FIELD_CHECK (DECL))
1426 #define FIELD_PUBLIC(DECL) DECL_LANG_FLAG_1 (VAR_OR_FIELD_CHECK (DECL))
1427 #define FIELD_STATIC(DECL) TREE_STATIC (VAR_OR_FIELD_CHECK (DECL))
1428 #define FIELD_FINAL(DECL) DECL_FINAL (VAR_OR_FIELD_CHECK (DECL))
1429 #define FIELD_VOLATILE(DECL) DECL_LANG_FLAG_4 (VAR_OR_FIELD_CHECK (DECL))
1430 #define FIELD_TRANSIENT(DECL) DECL_LANG_FLAG_5 (VAR_OR_FIELD_CHECK (DECL))
1432 /* Access flags etc for a class (a TYPE_DECL): */
1434 #define CLASS_PUBLIC(DECL) DECL_LANG_FLAG_1 (TYPE_DECL_CHECK (DECL))
1435 #define CLASS_FINAL(DECL) DECL_FINAL (TYPE_DECL_CHECK (DECL))
1436 #define CLASS_INTERFACE(DECL) DECL_LANG_FLAG_4 (TYPE_DECL_CHECK (DECL))
1437 #define CLASS_ABSTRACT(DECL) DECL_LANG_FLAG_5 (TYPE_DECL_CHECK (DECL))
1438 #define CLASS_SUPER(DECL) DECL_LANG_FLAG_6 (TYPE_DECL_CHECK (DECL))
1439 #define CLASS_STATIC(DECL) DECL_LANG_FLAG_7 (TYPE_DECL_CHECK (DECL))
1440 #define CLASS_PRIVATE(DECL) (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1441 #define CLASS_PROTECTED(DECL) (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1442 #define CLASS_STRICTFP(DECL) (TYPE_STRICTFP (TREE_TYPE (DECL)))
1443 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1445 /* @deprecated marker flag on methods, fields and classes */
1447 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1448 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1449 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1450 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1452 /* The number of virtual methods in this class's dispatch table.
1453 Does not include initial two dummy entries (one points to the
1454 Class object, and the other is for G++ -fvtable-thunks compatibility). */
1455 #define TYPE_NVIRTUALS(TYPE) BINFO_VIRTUALS (TYPE_BINFO (TYPE))
1457 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1459 #define TYPE_VTABLE(TYPE) BINFO_VTABLE(TYPE_BINFO (TYPE))
1461 /* Use CLASS_LOADED_P? FIXME */
1462 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1464 /* This maps a bytecode offset (PC) to various flags,
1465 listed below (starting with BCODE_). */
1466 extern char *instruction_bits;
1468 /* True iff the byte is the start of an instruction. */
1469 #define BCODE_INSTRUCTION_START 1
1471 /* True iff there is a jump or a return to this location. */
1472 #define BCODE_JUMP_TARGET 2
1474 /* True iff this is the start of an exception handler. */
1475 #define BCODE_EXCEPTION_TARGET 16
1477 /* True iff there is a jump to this location (and it needs a label). */
1478 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1480 /* True iff there is an entry in the linenumber table for this location. */
1481 #define BCODE_HAS_LINENUMBER 32
1483 /* True iff there is more than one entry in the linenumber table for
1484 this location. (This probably does not make much sense.) */
1485 #define BCODE_HAS_MULTI_LINENUMBERS 64
1487 /* True if this instruction has been verified. */
1488 #define BCODE_VERIFIED 8
1490 /* A pointer to the line number table of the current method. */
1491 extern const unsigned char *linenumber_table;
1492 /* The length (in items) of the line number table. */
1493 extern int linenumber_count;
1495 /* In type_map, means that slot is uninitialized or otherwise unusable. */
1496 #define TYPE_UNKNOWN NULL_TREE
1498 /* In type_map, means the second half of a 64-bit double or long. */
1499 #define TYPE_SECOND void_type_node
1501 /* In type_map, means the null type (i.e. type of a null reference). */
1502 #define TYPE_NULL ptr_type_node
1504 /* In a type map means the type the address subroutine return address. */
1505 #define TYPE_RETURN_ADDR return_address_type_node
1507 /* In a subroutine's return type map, indicates that the slot was neither
1508 used nor set in the subroutine. */
1509 #define TYPE_UNUSED error_mark_node
1511 /* When returned from pop_type_0, indicates stack underflow. */
1512 #define TYPE_UNDERFLOW integer_zero_node
1514 /* When returned from pop_type_0, indicates a type mismatch. */
1515 #define TYPE_UNEXPECTED NULL_TREE
1517 /* A array mapping variable/stack slot index to the type current
1518 in that variable/stack slot.
1519 TYPE_UNKNOWN, TYPE_SECOND, and TYPE_NULL are special cases. */
1520 extern tree *type_map;
1522 /* Map a stack index to the type currently in that slot. */
1523 #define stack_type_map (type_map + DECL_MAX_LOCALS (current_function_decl))
1525 /* True iff TYPE takes two variable/stack slots. */
1526 #define TYPE_IS_WIDE(TYPE) \
1527 ((TYPE) == double_type_node || (TYPE) == long_type_node)
1529 /* True iif CLASS has it's access$0 method generated. */
1530 #define CLASS_ACCESS0_GENERATED_P(CLASS) TYPE_LANG_FLAG_0 (CLASS)
1532 /* True iff TYPE is a Java array type. */
1533 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1535 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1536 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1538 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1539 #define TYPE_ARGUMENT_SIGNATURE(TYPE) \
1540 (TREE_CHECK2 (TYPE, FUNCTION_TYPE, METHOD_TYPE)->type.minval)
1542 /* Given an array type, give the type of the elements. */
1543 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1544 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE (ATYPE)
1546 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1547 (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1548 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1549 && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1551 /* True if class TYPE has been parsed (first pass). */
1552 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1554 /* True if class TYPE was defined in Java source code. */
1555 #define CLASS_FROM_SOURCE_P(TYPE) TYPE_LANG_FLAG_3 (TYPE)
1557 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1558 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1560 /* True if class TYPE was requested (on command line) to be compiled.*/
1561 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) TYPE_LANG_FLAG_5 (TYPE)
1563 /* True if class TYPE is currently being laid out. Helps in detection
1564 of inheritance cycle occurring as a side effect of performing the
1565 layout of a class. */
1566 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1568 /* True if class TYPE has a field initializer finit$ function */
1569 #define CLASS_HAS_FINIT_P(TYPE) TYPE_FINIT_STMT_LIST (TYPE)
1571 /* True if identifier ID was seen while processing a single type import stmt */
1572 #define IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P(ID) TREE_LANG_FLAG_0 (ID)
1574 /* True if identifier ID was seen while processing an import statement */
1575 #define IS_A_CLASSFILE_NAME(ID) TREE_LANG_FLAG_1 (ID)
1577 /* True if ID is a qualified named (contains . or /) */
1578 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1580 /* True if ID is an already processed import on demand */
1581 #define IS_AN_IMPORT_ON_DEMAND_P(ID) TREE_LANG_FLAG_3 (ID)
1583 /* True if ID is a command-line specified filename */
1584 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1586 /* True if filename ID has already been parsed */
1587 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1589 /* True if EXPR is RHS sub-tree of a compound assign expression */
1590 #define COMPOUND_ASSIGN_P(EXPR) TREE_LANG_FLAG_1 (EXPR)
1592 /* True if a SWITCH_EXPR has a DEFAULT_EXPR. */
1593 #define SWITCH_HAS_DEFAULT(NODE) TREE_LANG_FLAG_3 (SWITCH_EXPR_CHECK (NODE))
1595 /* True if EXPR (a WFL in that case) was created after the
1596 reduction of PRIMARY . XXX */
1597 #define PRIMARY_P(EXPR) TREE_LANG_FLAG_2 (EXPR_CHECK (EXPR))
1599 /* True if EXPR (a MODIFY_EXPR in that case) is the result of variable
1600 initialization during its declaration */
1601 #define MODIFY_EXPR_FROM_INITIALIZATION_P(EXPR) \
1602 TREE_LANG_FLAG_2 (MODIFY_EXPR_CHECK (EXPR))
1604 /* True if EXPR (a TREE_TYPE denoting a class type) has its methods
1605 already checked (for redefinitions, etc, see java_check_regular_methods.) */
1606 #define CLASS_METHOD_CHECKED_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1608 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1609 feature a finalizer method. */
1610 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1612 /* True if EXPR (a LOOP_EXPR in that case) is part of a for statement */
1613 #define FOR_LOOP_P(EXPR) TREE_LANG_FLAG_0 (EXPR_CHECK (EXPR))
1615 /* True if NODE (a RECORD_TYPE in that case) is an anonymous class. */
1616 #define ANONYMOUS_CLASS_P(NODE) TREE_LANG_FLAG_0 (RECORD_TYPE_CHECK (NODE))
1618 /* True if NODE (a RECORD_TYPE in that case) is a block local class. */
1619 #define LOCAL_CLASS_P(NODE) TREE_LANG_FLAG_1 (RECORD_TYPE_CHECK (NODE))
1621 /* True if NODE (a TREE_LIST) hold a pair of argument name/type
1622 declared with the final modifier */
1623 #define ARG_FINAL_P(NODE) TREE_LANG_FLAG_0 (TREE_LIST_CHECK (NODE))
1625 /* True if NODE (some kind of EXPR, but not a WFL) should not give an
1626 error if it is found to be unreachable. This can only be applied
1627 to those EXPRs which can be used as the update expression of a
1628 `for' loop. In particular it can't be set on a LOOP_EXPR. */
1629 #define SUPPRESS_UNREACHABLE_ERROR(NODE) TREE_LANG_FLAG_0 (EXPR_CHECK (NODE))
1631 /* True if EXPR (a WFL in that case) resolves into a package name */
1632 #define RESOLVE_PACKAGE_NAME_P(WFL) TREE_LANG_FLAG_3 (EXPR_CHECK (WFL))
1634 /* True if EXPR (a WFL in that case) resolves into a type name */
1635 #define RESOLVE_TYPE_NAME_P(WFL) TREE_LANG_FLAG_4 (EXPR_CHECK (WFL))
1637 /* True if STMT (a WFL in that case) holds a BREAK statement */
1638 #define IS_BREAK_STMT_P(WFL) TREE_LANG_FLAG_5 (WFL)
1640 /* True if EXPR (a CALL_EXPR in that case) is a crafted StringBuffer */
1641 #define IS_CRAFTED_STRING_BUFFER_P(EXPR) TREE_LANG_FLAG_5 (EXPR)
1643 /* True if EXPR (a SAVE_EXPR in that case) had its content already
1644 checked for (un)initialized local variables. */
1645 #define IS_INIT_CHECKED(EXPR) TREE_LANG_FLAG_5 (SAVE_EXPR_CHECK (EXPR))
1647 /* If set in CALL_EXPR, the receiver is 'super'. */
1648 #define CALL_USING_SUPER(EXPR) TREE_LANG_FLAG_4 (EXPR_CHECK (EXPR))
1650 /* True if NODE (a statement) can complete normally. */
1651 #define CAN_COMPLETE_NORMALLY(NODE) TREE_LANG_FLAG_6 (NODE)
1653 /* True if NODE (an IDENTIFIER) bears the name of an outer field from
1654 inner class (or vice versa) access function. */
1655 #define NESTED_FIELD_ACCESS_IDENTIFIER_P(NODE) \
1656 TREE_LANG_FLAG_6 (IDENTIFIER_NODE_CHECK (NODE))
1658 /* True if NODE belongs to an inner class TYPE_DECL node.
1659 Verifies that NODE as the attributes of a decl. */
1660 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE \
1661 && DECL_CONTEXT (NODE))
1663 /* True if NODE is a top level class TYPE_DECL node: NODE isn't
1664 an inner class or NODE is a static class. */
1665 #define TOPLEVEL_CLASS_DECL_P(NODE) (!INNER_CLASS_DECL_P (NODE) \
1666 || CLASS_STATIC (NODE))
1668 /* True if the class decl NODE was declared in an inner scope and is
1669 not a toplevel class */
1670 #define PURE_INNER_CLASS_DECL_P(NODE) \
1671 (INNER_CLASS_DECL_P (NODE) && !CLASS_STATIC (NODE))
1673 /* True if NODE belongs to an inner class RECORD_TYPE node. Checks
1674 that TYPE_NAME bears a decl. An array type wouldn't. */
1675 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1676 && DECL_CONTEXT (TYPE_NAME (NODE)))
1678 #define TOPLEVEL_CLASS_TYPE_P(NODE) (!INNER_CLASS_TYPE_P (NODE) \
1679 || CLASS_STATIC (TYPE_NAME (NODE)))
1681 /* True if the class type NODE was declared in an inner scope and is
1682 not a toplevel class */
1683 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1684 (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1686 /* True if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class. */
1687 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ? \
1688 INNER_CLASS_DECL_P (NODE) : \
1689 (TREE_CODE (NODE) == RECORD_TYPE ? \
1690 INNER_CLASS_TYPE_P (NODE) : \
1693 /* On a TYPE_DECL, hold the list of inner classes defined within the
1694 scope of TYPE_DECL. */
1695 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (TYPE_DECL_CHECK (NODE))
1697 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1698 The field has name NAME (a char*), and type FTYPE.
1699 Unless this is the first field, FIELD most hold the previous field.
1700 FIELD is set to the newly created FIELD_DECL.
1702 We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1703 if compiling java.lang.Object or java.lang.Class. */
1705 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \
1706 { tree _field = build_decl (FIELD_DECL, get_identifier ((NAME)), (FTYPE)); \
1707 if (TYPE_FIELDS (RTYPE) == NULL_TREE) \
1708 TYPE_FIELDS (RTYPE) = _field; \
1710 TREE_CHAIN(FIELD) = _field; \
1711 DECL_CONTEXT (_field) = (RTYPE); \
1712 DECL_ARTIFICIAL (_field) = 1; \
1715 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1717 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */
1718 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) \
1721 CONS = build_constructor ((CTYPE), VEC_alloc (constructor_elt, gc, 0)); \
1722 CONSTRUCTOR_APPEND_ELT (CONSTRUCTOR_ELTS (CONS), TYPE_FIELDS (CTYPE), \
1727 /* Append a field initializer to CONS for the dummy field for the inherited
1728 fields. The dummy field has the given VALUE, and the same type as the
1729 super-class. Must be specified before calls to PUSH_FIELD_VALUE. */
1730 #define PUSH_SUPER_VALUE(CONS, VALUE) \
1733 constructor_elt *_elt___ = VEC_last (constructor_elt, \
1734 CONSTRUCTOR_ELTS (CONS)); \
1735 tree _next___ = TREE_CHAIN (_elt___->index); \
1736 gcc_assert (!DECL_NAME (_elt___->index)); \
1737 _elt___->value = VALUE; \
1738 CONSTRUCTOR_APPEND_ELT (CONSTRUCTOR_ELTS (CONS), _next___, NULL); \
1742 /* Append a field initializer to CONS for a field with the given VALUE.
1743 NAME is a char* string used for error checking;
1744 the initializer must be specified in order. */
1745 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE) \
1748 constructor_elt *_elt___ = VEC_last (constructor_elt, \
1749 CONSTRUCTOR_ELTS (CONS)); \
1750 tree _next___ = TREE_CHAIN (_elt___->index); \
1751 gcc_assert (strcmp (IDENTIFIER_POINTER (DECL_NAME (_elt___->index)), \
1753 _elt___->value = VALUE; \
1754 CONSTRUCTOR_APPEND_ELT (CONSTRUCTOR_ELTS (CONS), _next___, NULL); \
1758 /* Finish creating a record CONSTRUCTOR CONS. */
1759 #define FINISH_RECORD_CONSTRUCTOR(CONS) \
1760 VEC_pop (constructor_elt, CONSTRUCTOR_ELTS (CONS))
1762 /* Macros on constructors invocations. */
1763 #define CALL_CONSTRUCTOR_P(NODE) \
1764 (TREE_CODE (NODE) == NEW_CLASS_EXPR || CALL_EXPLICIT_CONSTRUCTOR_P (NODE))
1766 #define CALL_EXPLICIT_CONSTRUCTOR_P(NODE) \
1767 (CALL_THIS_CONSTRUCTOR_P (NODE) || CALL_SUPER_CONSTRUCTOR_P (NODE))
1769 #define CALL_THIS_CONSTRUCTOR_P(NODE) \
1770 (TREE_CODE (NODE) == CALL_EXPR \
1771 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == this_identifier_node)
1773 #define CALL_SUPER_CONSTRUCTOR_P(NODE) \
1774 (TREE_CODE (NODE) == CALL_EXPR \
1775 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == super_identifier_node)
1777 /* Using a FINALLY_EXPR node */
1778 #define FINALLY_EXPR_LABEL(NODE) TREE_OPERAND (FINALLY_EXPR_CHECK (NODE), 0)
1779 #define FINALLY_EXPR_BLOCK(NODE) TREE_OPERAND (FINALLY_EXPR_CHECK (NODE), 1)
1781 #define BLOCK_EXPR_DECLS(NODE) BLOCK_VARS(NODE)
1782 #define BLOCK_EXPR_BODY(NODE) BLOCK_SUBBLOCKS(NODE)
1784 /* True for an implicit block surrounding declaration not at start of {...}. */
1785 #define BLOCK_IS_IMPLICIT(NODE) TREE_LANG_FLAG_1 (BLOCK_CHECK (NODE))
1786 #define BLOCK_EMPTY_P(NODE) \
1787 (TREE_CODE (NODE) == BLOCK && BLOCK_EXPR_BODY (NODE) == empty_stmt_node)
1789 #define BUILD_MONITOR_ENTER(WHERE, ARG) \
1791 (WHERE) = build3 (CALL_EXPR, int_type_node, \
1792 build_address_of (soft_monitorenter_node), \
1793 build_tree_list (NULL_TREE, (ARG)), \
1795 TREE_SIDE_EFFECTS (WHERE) = 1; \
1798 #define BUILD_MONITOR_EXIT(WHERE, ARG) \
1800 (WHERE) = build3 (CALL_EXPR, int_type_node, \
1801 build_address_of (soft_monitorexit_node), \
1802 build_tree_list (NULL_TREE, (ARG)), \
1804 TREE_SIDE_EFFECTS (WHERE) = 1; \
1807 /* Nonzero if TYPE is an unchecked exception */
1808 #define IS_UNCHECKED_EXCEPTION_P(TYPE) \
1809 (inherits_from_p ((TYPE), runtime_exception_type_node) \
1810 || inherits_from_p ((TYPE), error_exception_type_node))
1812 /* True when we can perform static class initialization optimization */
1813 #define STATIC_CLASS_INIT_OPT_P() \
1814 (flag_optimize_sci && (optimize >= 2) && ! flag_emit_class_files)
1816 extern int java_error_count;
1818 /* Make the current function where this macro is invoked report error
1819 messages and and return, if any */
1820 #define java_parse_abort_on_error() \
1822 if (java_error_count > save_error_count) \
1826 /* These are the possible values for the `state' field of the class
1827 structure. This must be kept in sync with libgcj. */
1830 JV_STATE_NOTHING = 0, /* Set by compiler. */
1832 JV_STATE_PRELOADING = 1, /* Can do _Jv_FindClass. */
1833 JV_STATE_LOADING = 3, /* Has super installed. */
1834 JV_STATE_READ = 4, /* Has been completely defined. */
1835 JV_STATE_LOADED = 5, /* Has Miranda methods defined. */
1837 JV_STATE_COMPILED = 6, /* This was a compiled class. */
1839 JV_STATE_PREPARED = 7, /* Layout & static init done. */
1840 JV_STATE_LINKED = 9, /* Strings interned. */
1842 JV_STATE_IN_PROGRESS = 10, /* <Clinit> running. */
1843 JV_STATE_ERROR = 12,
1845 JV_STATE_DONE = 14 /* Must be last. */
1848 #undef DEBUG_JAVA_BINDING_LEVELS
1850 /* In a LABELED_BLOCK_EXPR node. */
1851 #define LABELED_BLOCK_LABEL(NODE) \
1852 TREE_OPERAND_CHECK_CODE (NODE, LABELED_BLOCK_EXPR, 0)
1853 #define LABELED_BLOCK_BODY(NODE) \
1854 TREE_OPERAND_CHECK_CODE (NODE, LABELED_BLOCK_EXPR, 1)
1856 /* In an EXIT_BLOCK_EXPR node. */
1857 #define EXIT_BLOCK_LABELED_BLOCK(NODE) \
1858 TREE_OPERAND_CHECK_CODE (NODE, EXIT_BLOCK_EXPR, 0)
1860 /* In an EXPR_WITH_FILE_LOCATION node. */
1861 #define EXPR_WFL_EMIT_LINE_NOTE(NODE) \
1862 (EXPR_WITH_FILE_LOCATION_CHECK (NODE)->common.public_flag)
1863 #undef EXPR_WFL_NODE
1864 #define EXPR_WFL_NODE(NODE) \
1865 TREE_OPERAND (EXPR_WITH_FILE_LOCATION_CHECK (NODE), 0)
1866 #ifdef USE_MAPPED_LOCATION
1867 #define EXPR_WFL_LINECOL(NODE) ((NODE)->exp.locus)
1868 #define EXPR_WFL_FILENAME(NODE) EXPR_FILENAME (NODE)
1869 #define EXPR_WFL_LINENO(NODE) EXPR_LINENO (NODE)
1870 extern tree build_expr_wfl (tree, source_location);
1871 extern tree expr_add_location (tree, source_location, bool);
1872 #define build_unknown_wfl(NODE) build_expr_wfl(NODE, UNKNOWN_LOCATION)
1874 #define EXPR_WFL_LINECOL(NODE) (EXPR_CHECK (NODE)->exp.complexity)
1875 #define EXPR_WFL_LINENO(NODE) (EXPR_WFL_LINECOL (NODE) >> 12)
1876 #define EXPR_WFL_COLNO(NODE) (EXPR_WFL_LINECOL (NODE) & 0xfff)
1877 #undef EXPR_WFL_FILENAME_NODE
1878 #define EXPR_WFL_FILENAME_NODE(NODE) \
1879 TREE_OPERAND (EXPR_WITH_FILE_LOCATION_CHECK (NODE), 2)
1880 #define EXPR_WFL_FILENAME(NODE) \
1881 IDENTIFIER_POINTER (EXPR_WFL_FILENAME_NODE (NODE))
1882 /* ??? Java uses this in all expressions. */
1883 #define EXPR_WFL_SET_LINECOL(NODE, LINE, COL) \
1884 (EXPR_WFL_LINECOL(NODE) = ((LINE) << 12) | ((COL) & 0xfff))
1886 extern tree build_expr_wfl (tree, const char *, int, int);
1887 #define build_unknown_wfl(NODE) build_expr_wfl(NODE, NULL, 0, 0)
1890 extern void java_genericize (tree);
1891 extern int java_gimplify_expr (tree *, tree *, tree *);
1893 extern tree extract_field_decl (tree);
1895 #endif /* ! GCC_JAVA_TREE_H */