1 /* Definitions for parsing and type checking for the GNU compiler for
3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
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, 59 Temple Place - Suite 330,
21 Boston, MA 02111-1307, 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 JAVA_FILE_P (in TREE_LIST in current_file_list)
56 2: RETURN_MAP_ADJUSTED (in TREE_VEC).
57 QUALIFIED_P (in IDENTIFIER_NODE)
58 PRIMARY_P (in EXPR_WITH_FILE_LOCATION)
59 MODIFY_EXPR_FROM_INITIALIZATION_P (in MODIFY_EXPR)
60 CLASS_METHOD_CHECKED_P (in RECORD_TYPE)
61 CLASS_FILE_P (in TREE_LIST in current_file_list)
62 3: IS_AN_IMPORT_ON_DEMAND_P (in IDENTIFIER_NODE)
63 RESOLVE_PACKAGE_NAME_P (in EXPR_WITH_FILE_LOCATION)
64 SWITCH_HAS_DEFAULT (in SWITCH_EXPR)
65 ZIP_FILE_P (in TREE_LIST in current_file_list)
66 HAS_FINALIZER (in RECORD_TYPE)
67 4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
68 RESOLVE_TYPE_NAME_P (in EXPR_WITH_FILE_LOCATION)
69 CALL_USING_SUPER (in CALL_EXPR)
70 IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
71 5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
72 IS_BREAK_STMT_P (in EXPR_WITH_FILE_LOCATION)
73 IS_CRAFTED_STRING_BUFFER_P (in CALL_EXPR)
74 IS_INIT_CHECKED (in SAVE_EXPR)
75 6: CAN_COMPLETE_NORMALLY (in statement nodes)
76 OUTER_FIELD_ACCESS_IDENTIFIER_P (in IDENTIFIER_NODE)
78 Usage of TYPE_LANG_FLAG_?:
79 0: CLASS_ACCESS0_GENERATED_P (in RECORD_TYPE)
80 1: TYPE_ARRAY_P (in RECORD_TYPE).
81 2: CLASS_PARSED_P (in RECORD_TYPE).
82 3: CLASS_FROM_SOURCE_P (in RECORD_TYPE).
83 4: CLASS_P (in RECORD_TYPE).
84 5: CLASS_FROM_CURRENTLY_COMPILED_SOURCE_P (in RECORD_TYPE)
85 6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
87 Usage of DECL_LANG_FLAG_?:
88 0: METHOD_DEPRECATED (in FUNCTION_DECL).
89 FIELD_DEPRECATED (in FIELD_DECL).
90 CLASS_DEPRECATED (in TYPE_DECL).
91 1: METHOD_PUBLIC (in FUNCTION_DECL).
92 FIELD_PUBLIC (in FIELD_DECL).
93 CLASS_PUBLIC (in TYPE_DECL).
94 2: METHOD_STATIC (in FUNCTION_DECL).
95 (But note that FIELD_STATIC uses TREE_STATIC!)
96 FIELD_SYNTHETIC (in FIELD_DECL)
97 CLASS_COMPLETE_P (in TYPE_DECL)
98 3: METHOD_FINAL (in FUNCTION_DECL)
99 FIELD_FINAL (in FIELD_DECL)
100 CLASS_FINAL (in TYPE_DECL)
101 DECL_FINAL (in any decl)
102 4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
103 LABEL_IN_SUBR (in LABEL_DECL)
104 CLASS_INTERFACE (in TYPE_DECL)
105 FIELD_VOLATILE (int FIELD_DECL)
106 5: METHOD_ABSTRACT (in FUNCTION_DECL).
107 LABEL_IS_SUBR_START (in LABEL_DECL)
108 CLASS_ABSTRACT (in TYPE_DECL)
109 FIELD_TRANSIENT (in FIELD_DECL)
110 6: LABEL_CHANGED (in LABEL_DECL)
111 CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
112 FIELD_LOCAL_ALIAS (in FIELD_DECL)
113 7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
114 CLASS_STATIC (in TYPE_DECL)
115 FIELD_LOCAL_ALIAS_USED (in FIELD_DECL)
116 FIELD_THISN (in FIELD_DECL)
119 #define VAR_OR_FIELD_CHECK(DECL) \
120 TREE_CHECK3 (DECL, FIELD_DECL, VAR_DECL, PARM_DECL)
122 /* True if the class whose TYPE_BINFO this is has a superclass.
123 (True of all classes except Object.) */
124 #define CLASS_HAS_SUPER_FLAG(BINFO) BINFO_FLAG_1 (BINFO)
125 #define CLASS_HAS_SUPER(TYPE) CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE))
127 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
128 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) \
129 ? BINFO_TYPE (BINFO_BASE_BINFO (TYPE_BINFO (TYPE), 0)) \
132 /* True if the class we are compiling is a .java source file;
133 false if it is a .class bytecode file. */
134 extern int compiling_from_source;
136 /* The class defined by the actual (main) file we are compiling. */
138 java_global_trees[JTI_MAIN_CLASS]
140 /* The class we use as the base for name resolution. It's usually the
141 class we're generating code for but sometimes it points to an inner
142 class. If you really want to know the class we're currently
143 generating code for, use output_class instead. */
144 #define current_class \
145 java_global_trees[JTI_CURRENT_CLASS]
147 /* The class we are currently generating. Really. */
148 #define output_class \
149 java_global_trees[JTI_OUTPUT_CLASS]
151 /* List of all class DECLs seen so far. */
152 #define all_class_list \
153 java_global_trees[JTI_ALL_CLASS_LIST]
155 /* List of all class filenames seen so far. */
156 #define all_class_filename java_global_trees [JTI_ALL_CLASS_FILENAME]
158 /* List of virtual decls referred to by this translation unit, used to
159 generate virtual method offset symbol table. */
161 /* The virtual offset table. This is emitted as uninitialized data of
162 the required length, and filled out at run time during class
165 /* The virtual offset symbol table. Used by the runtime to fill out
168 extern int flag_emit_class_files;
170 extern int flag_filelist_file;
172 /* When nonzero, permit the use of the assert keyword. */
174 extern int flag_assert;
176 /* When nonzero, assume all native functions are implemented with
181 /* When nonzero, report the now deprecated empty statements. */
183 extern int flag_extraneous_semicolon;
185 /* When nonzero, report use of deprecated classes, methods, or fields. */
186 extern int flag_deprecated;
188 /* When nonzero, always check for a non gcj generated classes archive. */
190 extern int flag_force_classes_archive_check;
192 /* When nonzero, we emit xref strings. Values of the flag for xref
193 backends are defined in xref.h. */
195 extern int flag_emit_xref;
197 /* When doing xrefs, tell when not to fold. */
198 extern int do_not_fold;
201 extern const char *resource_name;
203 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings. */
204 extern int flag_wall;
205 extern int flag_redundant;
206 extern int flag_not_overriding;
207 extern int flag_static_local_jdk1_1;
209 /* When nonzero, warn when source file is newer than matching class
211 extern int flag_newer;
213 /* When nonzero, call a library routine to do integer divisions. */
214 extern int flag_use_divide_subroutine;
216 /* When nonzero, generate code for the Boehm GC. */
217 extern int flag_use_boehm_gc;
219 /* When nonzero, assume the runtime uses a hash table to map an
220 object to its synchronization structure. */
221 extern int flag_hash_synchronization;
223 /* When nonzero, generate checks for references to NULL. */
224 extern int flag_check_references;
226 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
227 initialization optimization should be performed. */
228 extern int flag_optimize_sci;
230 /* When nonzero, use offset tables for virtual method calls
231 in order to improve binary compatibility. */
232 extern int flag_indirect_dispatch;
234 /* When zero, don't generate runtime array store checks. */
235 extern int flag_store_check;
237 /* Encoding used for source files. */
238 extern const char *current_encoding;
240 /* The Java .class file that provides main_class; the main input file. */
241 extern GTY(()) struct JCF * current_jcf;
243 /* Set to nonzero value in order to emit class initialization code
244 before static field references. */
245 extern int always_initialize_class_p;
247 typedef struct CPool constant_pool;
249 #define CONSTANT_ResolvedFlag 16
251 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
252 #define CONSTANT_ResolvedString (CONSTANT_String+CONSTANT_ResolvedFlag)
254 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
255 #define CONSTANT_ResolvedClass (CONSTANT_Class+CONSTANT_ResolvedFlag)
257 #define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
259 /* A NameAndType constant is represented as a TREE_LIST.
260 The type is the signature string (as an IDENTIFIER_NODE). */
262 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
263 CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
264 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
265 CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
267 /* A FieldRef, MethodRef or InterfaceMethodRef constant
268 is represented as a TREE_LIST. */
270 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
271 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
272 #define COMPONENT_REF_NAME(CPOOL, IDX) \
273 NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
274 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
275 NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
277 extern GTY(()) tree java_lang_cloneable_identifier_node;
278 extern GTY(()) tree java_io_serializable_identifier_node;
282 JTI_PROMOTED_BYTE_TYPE_NODE,
283 JTI_PROMOTED_SHORT_TYPE_NODE,
284 JTI_PROMOTED_CHAR_TYPE_NODE,
285 JTI_PROMOTED_BOOLEAN_TYPE_NODE,
292 JTI_UNSIGNED_BYTE_TYPE_NODE,
293 JTI_UNSIGNED_SHORT_TYPE_NODE,
294 JTI_UNSIGNED_INT_TYPE_NODE,
295 JTI_UNSIGNED_LONG_TYPE_NODE,
297 JTI_DECIMAL_INT_MAX_NODE,
298 JTI_DECIMAL_LONG_MAX_NODE,
300 JTI_OBJECT_TYPE_NODE,
301 JTI_UNQUALIFIED_OBJECT_ID_NODE,
302 JTI_OBJECT_PTR_TYPE_NODE,
303 JTI_STRING_TYPE_NODE,
304 JTI_STRING_PTR_TYPE_NODE,
305 JTI_THROWABLE_TYPE_NODE,
306 JTI_EXCEPTION_TYPE_NODE,
307 JTI_RUNTIME_EXCEPTION_TYPE_NODE,
308 JTI_ERROR_EXCEPTION_TYPE_NODE,
309 JTI_RAWDATA_PTR_TYPE_NODE,
311 JTI_BYTE_ARRAY_TYPE_NODE,
312 JTI_SHORT_ARRAY_TYPE_NODE,
313 JTI_INT_ARRAY_TYPE_NODE,
314 JTI_LONG_ARRAY_TYPE_NODE,
315 JTI_BOOLEAN_ARRAY_TYPE_NODE,
316 JTI_CHAR_ARRAY_TYPE_NODE,
317 JTI_DOUBLE_ARRAY_TYPE_NODE,
318 JTI_FLOAT_ARRAY_TYPE_NODE,
319 JTI_ARRAY_ARRAY_TYPE_NODE,
320 JTI_OBJECT_ARRAY_TYPE_NODE,
321 JTI_STRING_ARRAY_TYPE_NODE,
322 JTI_BOOLEAN_ARRAY_VTABLE,
323 JTI_BYTE_ARRAY_VTABLE,
324 JTI_CHAR_ARRAY_VTABLE,
325 JTI_SHORT_ARRAY_VTABLE,
326 JTI_INT_ARRAY_VTABLE,
327 JTI_LONG_ARRAY_VTABLE,
328 JTI_FLOAT_ARRAY_VTABLE,
329 JTI_DOUBLE_ARRAY_VTABLE,
330 JTI_TYPE_IDENTIFIER_NODE,
331 JTI_INIT_IDENTIFIER_NODE,
332 JTI_CLINIT_IDENTIFIER_NODE,
333 JTI_FINIT_IDENTIFIER_NODE,
334 JTI_INSTINIT_IDENTIFIER_NODE,
335 JTI_VOID_SIGNATURE_NODE,
336 JTI_LENGTH_IDENTIFIER_NODE,
337 JTI_FINALIZE_IDENTIFIER_NODE,
338 JTI_THIS_IDENTIFIER_NODE,
339 JTI_SUPER_IDENTIFIER_NODE,
340 JTI_CONTINUE_IDENTIFIER_NODE,
341 JTI_ACCESS0_IDENTIFIER_NODE,
342 JTI_CLASSDOLLAR_IDENTIFIER_NODE,
343 JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
345 JTI_RETURN_ADDRESS_TYPE_NODE,
349 JTI_DOUBLE_ZERO_NODE,
350 JTI_INTEGER_TWO_NODE,
351 JTI_INTEGER_FOUR_NODE,
353 JTI_METHODTABLE_TYPE,
354 JTI_METHODTABLE_PTR_TYPE,
357 JTI_UTF8CONST_PTR_TYPE,
362 JTI_CONSTANTS_TYPE_NODE,
365 JTI_FIELD_PTR_TYPE_NODE,
366 JTI_FIELD_INFO_UNION_NODE,
368 JTI_EXCEPTION_PTR_TYPE,
369 JTI_LINENUMBERENTRY_TYPE,
370 JTI_LINENUMBERS_TYPE,
371 JTI_METHOD_TYPE_NODE,
372 JTI_METHOD_PTR_TYPE_NODE,
378 JTI_SYMBOLS_ARRAY_TYPE,
379 JTI_SYMBOLS_ARRAY_PTR_TYPE,
384 JTI_ALLOC_OBJECT_NODE,
385 JTI_ALLOC_NO_FINALIZER_NODE,
386 JTI_SOFT_INSTANCEOF_NODE,
387 JTI_SOFT_CHECKCAST_NODE,
388 JTI_SOFT_INITCLASS_NODE,
389 JTI_SOFT_NEWARRAY_NODE,
390 JTI_SOFT_ANEWARRAY_NODE,
391 JTI_SOFT_MULTIANEWARRAY_NODE,
392 JTI_SOFT_BADARRAYINDEX_NODE,
393 JTI_SOFT_NULLPOINTER_NODE,
394 JTI_SOFT_CHECKARRAYSTORE_NODE,
395 JTI_SOFT_MONITORENTER_NODE,
396 JTI_SOFT_MONITOREXIT_NODE,
397 JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
398 JTI_SOFT_LOOKUPJNIMETHOD_NODE,
399 JTI_SOFT_GETJNIENVNEWFRAME_NODE,
400 JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
407 JTI_ACCESS_FLAGS_TYPE_NODE,
409 JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
417 JTI_ALL_CLASS_FILENAME,
419 JTI_PREDEF_FILENAMES,
424 extern GTY(()) tree java_global_trees[JTI_MAX];
426 /* "Promoted types" that are used for primitive types smaller
427 than int. We could use int_type_node, but then we would lose
428 type information (such as needed for debugging). */
429 #define promoted_byte_type_node \
430 java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
431 #define promoted_short_type_node \
432 java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
433 #define promoted_char_type_node \
434 java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
435 #define promoted_boolean_type_node \
436 java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
438 #define byte_type_node \
439 java_global_trees[JTI_BYTE_TYPE_NODE]
440 #define short_type_node \
441 java_global_trees[JTI_SHORT_TYPE_NODE]
442 #define int_type_node \
443 java_global_trees[JTI_INT_TYPE_NODE]
444 #define long_type_node \
445 java_global_trees[JTI_LONG_TYPE_NODE]
447 #define unsigned_byte_type_node \
448 java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
449 #define unsigned_short_type_node \
450 java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
451 #define unsigned_int_type_node \
452 java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
453 #define unsigned_long_type_node \
454 java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
456 #define decimal_int_max \
457 java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
458 #define decimal_long_max \
459 java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
461 #define object_type_node \
462 java_global_trees[JTI_OBJECT_TYPE_NODE]
463 #define unqualified_object_id_node \
464 java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
465 #define object_ptr_type_node \
466 java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
467 #define string_type_node \
468 java_global_trees[JTI_STRING_TYPE_NODE]
469 #define string_ptr_type_node \
470 java_global_trees[JTI_STRING_PTR_TYPE_NODE]
471 #define throwable_type_node \
472 java_global_trees[JTI_THROWABLE_TYPE_NODE]
473 #define exception_type_node \
474 java_global_trees[JTI_EXCEPTION_TYPE_NODE]
475 #define runtime_exception_type_node \
476 java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
477 #define error_exception_type_node \
478 java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
479 #define rawdata_ptr_type_node \
480 java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
482 #define byte_array_type_node \
483 java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
484 #define short_array_type_node \
485 java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
486 #define int_array_type_node \
487 java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
488 #define long_array_type_node \
489 java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
490 #define boolean_array_type_node \
491 java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
492 #define char_array_type_node \
493 java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
494 #define double_array_type_node \
495 java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
496 #define float_array_type_node \
497 java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
498 #define array_array_type_node \
499 java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
500 #define object_array_type_node \
501 java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
502 #define string_array_type_node \
503 java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
504 #define boolean_array_vtable \
505 java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
506 #define byte_array_vtable \
507 java_global_trees[JTI_BYTE_ARRAY_VTABLE]
508 #define char_array_vtable \
509 java_global_trees[JTI_CHAR_ARRAY_VTABLE]
510 #define short_array_vtable \
511 java_global_trees[JTI_SHORT_ARRAY_VTABLE]
512 #define int_array_vtable \
513 java_global_trees[JTI_INT_ARRAY_VTABLE]
514 #define long_array_vtable \
515 java_global_trees[JTI_LONG_ARRAY_VTABLE]
516 #define float_array_vtable \
517 java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
518 #define double_array_vtable \
519 java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
520 #define TYPE_identifier_node \
521 java_global_trees[JTI_TYPE_IDENTIFIER_NODE] /* "TYPE" */
522 #define init_identifier_node \
523 java_global_trees[JTI_INIT_IDENTIFIER_NODE] /* "<init>" */
524 #define clinit_identifier_node \
525 java_global_trees[JTI_CLINIT_IDENTIFIER_NODE] /* "<clinit>" */
526 #define finit_identifier_node \
527 java_global_trees[JTI_FINIT_IDENTIFIER_NODE] /* "finit$" */
528 /* FIXME "instinit$" and "finit$" should be merged */
529 #define instinit_identifier_node \
530 java_global_trees[JTI_INSTINIT_IDENTIFIER_NODE] /* "instinit$" */
531 #define void_signature_node \
532 java_global_trees[JTI_VOID_SIGNATURE_NODE] /* "()V" */
533 #define length_identifier_node \
534 java_global_trees[JTI_LENGTH_IDENTIFIER_NODE] /* "length" */
535 #define finalize_identifier_node \
536 java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE] /* "finalize" */
537 #define this_identifier_node \
538 java_global_trees[JTI_THIS_IDENTIFIER_NODE] /* "this" */
539 #define super_identifier_node \
540 java_global_trees[JTI_SUPER_IDENTIFIER_NODE] /* "super" */
541 #define continue_identifier_node \
542 java_global_trees[JTI_CONTINUE_IDENTIFIER_NODE] /* "continue" */
543 #define access0_identifier_node \
544 java_global_trees[JTI_ACCESS0_IDENTIFIER_NODE] /* "access$0" */
545 #define classdollar_identifier_node \
546 java_global_trees[JTI_CLASSDOLLAR_IDENTIFIER_NODE] /* "class$" */
547 #define one_elt_array_domain_type \
548 java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
549 /* The type of the return address of a subroutine. */
550 #define return_address_type_node \
551 java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
553 /* Integer constants not declared in tree.h. */
554 #define long_zero_node \
555 java_global_trees[JTI_LONG_ZERO_NODE]
556 #define float_zero_node \
557 java_global_trees[JTI_FLOAT_ZERO_NODE]
558 #define double_zero_node \
559 java_global_trees[JTI_DOUBLE_ZERO_NODE]
560 #define integer_two_node \
561 java_global_trees[JTI_INTEGER_TWO_NODE]
562 #define integer_four_node \
563 java_global_trees[JTI_INTEGER_FOUR_NODE]
565 /* The type for struct methodtable. */
566 #define methodtable_type \
567 java_global_trees[JTI_METHODTABLE_TYPE]
568 #define methodtable_ptr_type \
569 java_global_trees[JTI_METHODTABLE_PTR_TYPE]
571 #define utf8const_type \
572 java_global_trees[JTI_UTF8CONST_TYPE]
573 #define utf8const_ptr_type \
574 java_global_trees[JTI_UTF8CONST_PTR_TYPE]
576 #define class_type_node \
577 java_global_trees[JTI_CLASS_TYPE_NODE]
578 #define class_ptr_type \
579 java_global_trees[JTI_CLASS_PTR_TYPE]
580 #define field_type_node \
581 java_global_trees[JTI_FIELD_TYPE_NODE]
582 #define constants_type_node \
583 java_global_trees[JTI_CONSTANTS_TYPE_NODE]
584 #define dtable_type \
585 java_global_trees[JTI_DTABLE_TYPE]
586 #define dtable_ptr_type \
587 java_global_trees[JTI_DTABLE_PTR_TYPE]
588 #define field_ptr_type_node \
589 java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
590 #define field_info_union_node \
591 java_global_trees[JTI_FIELD_INFO_UNION_NODE]
592 #define jexception_type \
593 java_global_trees[JTI_EXCEPTION_TYPE]
594 #define jexception_ptr_type \
595 java_global_trees[JTI_EXCEPTION_PTR_TYPE]
596 #define lineNumberEntry_type \
597 java_global_trees[JTI_LINENUMBERENTRY_TYPE]
598 #define lineNumbers_type \
599 java_global_trees[JTI_LINENUMBERS_TYPE]
600 #define method_type_node \
601 java_global_trees[JTI_METHOD_TYPE_NODE]
602 #define method_ptr_type_node \
603 java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
604 #define otable_type \
605 java_global_trees[JTI_OTABLE_TYPE]
606 #define atable_type \
607 java_global_trees[JTI_ATABLE_TYPE]
608 #define otable_ptr_type \
609 java_global_trees[JTI_OTABLE_PTR_TYPE]
610 #define atable_ptr_type \
611 java_global_trees[JTI_ATABLE_PTR_TYPE]
612 #define symbol_type \
613 java_global_trees[JTI_SYMBOL_TYPE]
614 #define symbols_array_type \
615 java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
616 #define symbols_array_ptr_type \
617 java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
618 #define class_refs_decl \
619 Jjava_global_trees[TI_CLASS_REFS_DECL]
621 #define end_params_node \
622 java_global_trees[JTI_END_PARAMS_NODE]
624 /* References to internal libjava functions we use. */
626 java_global_trees[JTI_THROW_NODE]
627 #define alloc_object_node \
628 java_global_trees[JTI_ALLOC_OBJECT_NODE]
629 #define alloc_no_finalizer_node \
630 java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
631 #define soft_instanceof_node \
632 java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
633 #define soft_checkcast_node \
634 java_global_trees[JTI_SOFT_CHECKCAST_NODE]
635 #define soft_initclass_node \
636 java_global_trees[JTI_SOFT_INITCLASS_NODE]
637 #define soft_newarray_node \
638 java_global_trees[JTI_SOFT_NEWARRAY_NODE]
639 #define soft_anewarray_node \
640 java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
641 #define soft_multianewarray_node \
642 java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
643 #define soft_badarrayindex_node \
644 java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
645 #define soft_nullpointer_node \
646 java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
647 #define soft_checkarraystore_node \
648 java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
649 #define soft_monitorenter_node \
650 java_global_trees[JTI_SOFT_MONITORENTER_NODE]
651 #define soft_monitorexit_node \
652 java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
653 #define soft_lookupinterfacemethod_node \
654 java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
655 #define soft_lookupjnimethod_node \
656 java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
657 #define soft_getjnienvnewframe_node \
658 java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
659 #define soft_jnipopsystemframe_node \
660 java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
661 #define soft_fmod_node \
662 java_global_trees[JTI_SOFT_FMOD_NODE]
663 #define soft_idiv_node \
664 java_global_trees[JTI_SOFT_IDIV_NODE]
665 #define soft_irem_node \
666 java_global_trees[JTI_SOFT_IREM_NODE]
667 #define soft_ldiv_node \
668 java_global_trees[JTI_SOFT_LDIV_NODE]
669 #define soft_lrem_node \
670 java_global_trees[JTI_SOFT_LREM_NODE]
672 #define access_flags_type_node \
673 java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
675 #define nativecode_ptr_array_type_node \
676 java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
678 #define predef_filenames \
679 java_global_trees[JTI_PREDEF_FILENAMES]
681 #define nativecode_ptr_type_node ptr_type_node
683 #define wfl_operator \
684 java_global_trees[JTI_WFL_OPERATOR]
686 extern const char *cyclic_inheritance_report;
688 struct lang_identifier GTY(())
690 struct tree_identifier ignore;
694 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
695 * the Utf8Const representation of the identifier. */
699 /* The resulting tree type. */
701 GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
702 chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
704 union tree_node GTY ((tag ("0"),
705 desc ("tree_node_structure (&%h)")))
707 struct lang_identifier GTY ((tag ("1"))) identifier;
710 /* Macros for access to language-specific slots in an identifier. */
711 /* Unless specified, each of these slots contains a DECL node or null. */
713 /* This represents the value which the identifier has in the
714 file-scope namespace. */
715 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
716 (((struct lang_identifier *)(NODE))->global_value)
717 /* This represents the value which the identifier has in the current
719 #define IDENTIFIER_LOCAL_VALUE(NODE) \
720 (((struct lang_identifier *)(NODE))->local_value)
722 /* Given an identifier NODE, get the corresponding (non-handle) class.
723 For get_identifier ("java.lang.Number"), the result is
724 the struct whose DECL_ASSEMBLER_NAME is "Classjava_lang_Number". */
725 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
727 /* Given an identifier NODE, get the corresponding handle class.
728 For get_identifier ("java.lang.Number"), the result is
729 the struct whose DECL_ASSEMBLER_NAME is "Hjava_lang_Number". */
730 #define IDENTIFIER_HANDLECLASS_VALUE(NODE) ???
732 /* Given a signature of a reference (or array) type, or a method, return the
733 corresponding type (if one has been allocated).
734 Do not use for primitive types, since they may be ambiguous.
735 (E.g. is "I" a signature or a class name?) */
736 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
738 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
739 the Utf8Const representation of the identifier. */
740 #define IDENTIFIER_UTF8_REF(NODE) \
741 (((struct lang_identifier *)(NODE))->utf8_ref)
743 #define IDENTIFIER_UTF8_DECL(NODE) \
744 TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
746 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
747 the position in the .class file of the method code.
748 Specifically, this is the code itself, not the code attribute. */
749 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
750 /* Similarly, the length of the bytecode. */
751 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
752 /* Similarly, the position of the LineNumberTable attribute. */
753 #define DECL_LINENUMBERS_OFFSET(DECL) \
754 (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
755 /* Similarly, the position of the LocalVariableTable attribute
756 (following the standard attribute header). */
757 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
758 (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
760 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
761 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
762 /* Number of local variable slots needed for the arguments of this function. */
763 #define DECL_ARG_SLOT_COUNT(DECL) \
764 (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
765 /* Line number of end of function. */
766 #define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
767 /* Information on declaration location */
768 #define DECL_FUNCTION_WFL(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.wfl)
769 /* List of checked thrown exceptions, as specified with the `throws'
771 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
772 /* List of other constructors of the same class that this constructor
774 #define DECL_CONSTRUCTOR_CALLS(DECL) \
775 (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
776 /* When the function is an access function, the DECL it was trying to
778 #define DECL_FUNCTION_ACCESS_DECL(DECL) \
779 (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
780 /* The identifier of the access method used to invoke this method from
782 #define DECL_FUNCTION_INNER_ACCESS(DECL) \
783 (DECL_LANG_SPECIFIC(DECL)->u.f.inner_access)
784 /* Pointer to the function's current's COMPOUND_EXPR tree (while
785 completing its body) or the function's block */
786 #define DECL_FUNCTION_BODY(DECL) \
787 (DECL_LANG_SPECIFIC(DECL)->u.f.function_decl_body)
788 /* How specific the function is (for method selection - Java source
790 #define DECL_SPECIFIC_COUNT(DECL) DECL_ARG_SLOT_COUNT(DECL)
791 /* For each function decl, init_test_table contains a hash table whose
792 entries are keyed on class names, and whose values are local
793 boolean decls. The variables are intended to be TRUE when the
794 class has been initialized in this function, and FALSE otherwise. */
795 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
796 (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
797 /* If LOCAL_CLASS_INITIALIZATION_FLAG_P(decl), give class it initializes. */
798 #define DECL_FUNCTION_INIT_TEST_CLASS(DECL) \
799 (DECL_LANG_SPECIFIC(DECL)->u.v.slot_chain)
800 /* For each static function decl, itc contains a hash table whose
801 entries are keyed on class named that are definitively initialized
803 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
804 (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
805 /* A list of all the static method calls in the method DECL (if optimizing).
806 Actually each TREE_VALUE points to a COMPONT_EXPR that wraps the
807 invocation so we can later patch it. */
808 #define DECL_FUNCTION_STATIC_METHOD_INVOCATION_COMPOUND(DECL) \
809 (DECL_LANG_SPECIFIC(DECL)->u.f.smic)
810 /* The Number of Artificial Parameters (NAP) DECL contains. this$<n>
811 is excluded, because sometimes created as a parameter before the
812 function decl exists. */
813 #define DECL_FUNCTION_NAP(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.nap)
814 /* True if DECL is a synthetic ctor. */
815 #define DECL_FUNCTION_SYNTHETIC_CTOR(DECL) \
816 (DECL_LANG_SPECIFIC(DECL)->u.f.synthetic_ctor)
817 #define DECL_FIXED_CONSTRUCTOR_P(DECL) \
818 (DECL_LANG_SPECIFIC(DECL)->u.f.fixed_ctor)
820 /* A constructor that calls this. */
821 #define DECL_INIT_CALLS_THIS(DECL) \
822 (DECL_LANG_SPECIFIC(DECL)->u.f.init_calls_this)
824 /* True when DECL (a field) is Synthetic. */
825 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (VAR_OR_FIELD_CHECK (DECL))
827 /* True when DECL aliases an outer context local variable. */
828 #define FIELD_LOCAL_ALIAS(DECL) DECL_LANG_FLAG_6 (VAR_OR_FIELD_CHECK (DECL))
830 /* True when DECL, which aliases an outer context local variable is
831 used by the inner classe */
832 #define FIELD_LOCAL_ALIAS_USED(DECL) DECL_LANG_FLAG_7 (VAR_OR_FIELD_CHECK (DECL))
834 /* True when DECL is a this$<n> field. Note that
835 FIELD_LOCAL_ALIAS_USED can be differentiated when tested against
836 FIELD_LOCAL_ALIAS. */
837 #define FIELD_THISN(DECL) DECL_LANG_FLAG_7 (VAR_OR_FIELD_CHECK (DECL))
839 /* In a LABEL_DECL, a TREE_VEC that saves the type_map at that point. */
840 #define LABEL_TYPE_STATE(NODE) (DECL_INITIAL (LABEL_DECL_CHECK (NODE)))
842 /* In the label of a subroutine, a dummy label that records the
843 state following a merge of all the ret instructions in this subroutine. */
844 #define LABEL_RETURN_LABEL(DECL) DECL_ARGUMENTS(DECL)
846 /* In the label of a sub-routine, records the type state at return.
847 A local may be TYPE_UNUSED, which means that the local is not
848 used (stored to or loaded from) in this subroutine - at least for
849 code that we have verified so far. */
850 #define LABEL_RETURN_TYPE_STATE(NODE) \
851 LABEL_TYPE_STATE (LABEL_RETURN_LABEL (NODE))
853 /* In a TREE_VEC for a LABEL_RETURN_TYPE_STATE, notes that
854 TREE_VEC_LENGTH has been adjusted to the correct stack size. */
855 #define RETURN_MAP_ADJUSTED(NODE) TREE_LANG_FLAG_2 (TREE_VEC_CHECK (NODE))
857 /* In the label of a sub-routine, a chain of the return location labels. */
858 #define LABEL_RETURN_LABELS(node) \
859 (LABEL_DECL_CHECK (LABEL_RETURN_LABEL (node))->decl.result)
861 /* In a LABEL_DECL, the next pending label.
862 See pending_blocks in expr.c. */
863 #define LABEL_PENDING_CHAIN(NODE) (LABEL_DECL_CHECK (NODE)->decl.result)
865 /* In a LABEL_DECL, the corresponding bytecode program counter. */
866 #define LABEL_PC(NODE) (LABEL_DECL_CHECK (NODE)->decl.u2.i)
868 /* Used during verification to mark the label has "changed". (See JVM Spec). */
869 #define LABEL_CHANGED(NODE) DECL_LANG_FLAG_6 (LABEL_DECL_CHECK (NODE))
871 /* In a LABEL_DECL, true if we have verified instructions starting here. */
872 #define LABEL_VERIFIED(NODE) \
873 (instruction_bits[LABEL_PC (NODE)] & BCODE_VERIFIED)
875 /* True if this code is within a subroutine (target of a jsr). */
876 #define LABEL_IN_SUBR(NODE) DECL_LANG_FLAG_4 (LABEL_DECL_CHECK (NODE))
877 /* True if this code is the start of a subroutine (target of a jsr). */
878 #define LABEL_IS_SUBR_START(NODE) DECL_LANG_FLAG_5 (LABEL_DECL_CHECK (NODE))
880 /* In a LABEL_DECL, if LABEL_IN_SUBR(NODE), points to start of subroutine. */
881 #define LABEL_SUBR_START(NODE) DECL_ABSTRACT_ORIGIN (LABEL_DECL_CHECK (NODE))
883 /* In a LABEL_DECL that has LABEL_IS_SUBR_START, this points to the start
884 of surrounding subroutine in the case of a nested subroutine,
885 and NULL_TREE otherwise. */
886 #define LABEL_SUBR_CONTEXT(NODE) DECL_CONTEXT (LABEL_RETURN_LABEL (NODE))
888 /* The slot number for this local variable. */
889 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
890 (DECL_LANG_SPECIFIC (NODE)->u.v.slot_number)
891 /* The start (bytecode) pc for the valid range of this local variable. */
892 #define DECL_LOCAL_START_PC(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.start_pc)
893 /* The end (bytecode) pc for the valid range of this local variable. */
894 #define DECL_LOCAL_END_PC(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.end_pc)
895 /* For a VAR_DECLor PARM_DECL, used to chain decls with the same
896 slot_number in decl_map. */
897 #define DECL_LOCAL_SLOT_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
898 /* For a FIELD_DECL, holds the name of the access method. Used to
899 read/write the content of the field from an inner class. */
900 #define FIELD_INNER_ACCESS(DECL) \
901 (DECL_LANG_SPECIFIC (VAR_OR_FIELD_CHECK (DECL))->u.v.am)
902 /* Safely tests whether FIELD_INNER_ACCESS exists or not. */
903 #define FIELD_INNER_ACCESS_P(DECL) \
904 DECL_LANG_SPECIFIC (DECL) && FIELD_INNER_ACCESS (DECL)
905 /* True if a final field was initialized upon its declaration
906 or in an initializer. Set after definite assignment. */
907 #define DECL_FIELD_FINAL_IUD(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.final_iud)
908 /* The original WFL of a final variable. */
909 #define DECL_FIELD_FINAL_WFL(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.wfl)
910 /* The class that's the owner of a dynamic binding table. */
911 #define DECL_OWNER(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
912 /* True if NODE is a local variable final. */
913 #define LOCAL_FINAL_P(NODE) (DECL_LANG_SPECIFIC (NODE) && DECL_FINAL (NODE))
914 /* True if a final local variable was initialized upon its declaration. */
915 #define DECL_LOCAL_FINAL_IUD(NODE) (DECL_LANG_SPECIFIC (NODE)->u.v.final_iud)
916 /* True if NODE is a final field. */
917 #define FINAL_VARIABLE_P(NODE) (FIELD_FINAL (NODE) && !FIELD_STATIC (NODE))
918 /* True if NODE is a class final field. */
919 #define CLASS_FINAL_VARIABLE_P(NODE) \
920 (FIELD_FINAL (NODE) && FIELD_STATIC (NODE))
921 /* True if NODE is a class initialization flag. This macro accesses
922 the flag to read or set it. */
923 #define LOCAL_CLASS_INITIALIZATION_FLAG(NODE) \
924 (DECL_LANG_SPECIFIC (NODE)->u.v.cif)
925 /* True if NODE is a class initialization flag. */
926 #define LOCAL_CLASS_INITIALIZATION_FLAG_P(NODE) \
927 (DECL_LANG_SPECIFIC (NODE) && LOCAL_CLASS_INITIALIZATION_FLAG(NODE))
928 /* True if NODE is a variable that is out of scope. */
929 #define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
930 (DECL_LANG_SPECIFIC (NODE)->u.v.freed)
931 /* Create a DECL_LANG_SPECIFIC if necessary. */
932 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T) \
933 if (DECL_LANG_SPECIFIC (T) == NULL) \
935 DECL_LANG_SPECIFIC ((T)) \
936 = ggc_alloc_cleared (sizeof (struct lang_decl)); \
937 DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR; \
940 /* A ConstantExpression, after folding and name resolution. */
941 #define CONSTANT_VALUE_P(NODE) \
942 (TREE_CODE (NODE) == STRING_CST \
943 || (TREE_CODE (NODE) == INTEGER_CST \
944 && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
945 || TREE_CODE (NODE) == REAL_CST)
947 /* For a local VAR_DECL or PARM_DECL, holds the index into a words bitstring
948 that specifies if this decl is definitively assigned.
949 The value -1 means the variable has been definitely assigned (and not
950 definitely unassigned). The value -2 means we already reported an error. */
951 #define DECL_BIT_INDEX(DECL) VAR_OR_FIELD_CHECK (DECL)->decl.pointer_alias_set
953 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
954 struct lang_decl_func GTY(())
956 /* tree chain; not yet used. */
959 long linenumbers_offset;
960 long localvariables_offset;
965 int last_line; /* End line number for a function decl */
966 tree wfl; /* Information on the original location */
967 tree throws_list; /* Exception specified by `throws' */
968 tree function_decl_body; /* Hold all function's statements */
969 tree called_constructor; /* When decl is a constructor, the
970 list of other constructor it calls */
972 /* Class initialization test variables */
973 htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
975 /* Initialized (static) Class Table */
976 htab_t GTY ((param_is (union tree_node))) ict;
978 tree smic; /* Static method invocation compound */
979 tree inner_access; /* The identifier of the access method
980 used for invocation from inner classes */
981 int nap; /* Number of artificial parameters */
982 unsigned int native : 1; /* Nonzero if this is a native method */
983 unsigned int synthetic_ctor : 1; /* Nonzero if this is a synthetic ctor */
984 unsigned int init_final : 1; /* Nonzero all finals are initialized */
985 unsigned int fixed_ctor : 1;
986 unsigned int init_calls_this : 1;
987 unsigned int strictfp : 1;
988 unsigned int invisible : 1; /* Set for methods we generate
989 internally but which shouldn't be
990 written to the .class file. */
993 struct treetreehash_entry GTY(())
999 extern tree java_treetreehash_find (htab_t, tree);
1000 extern tree * java_treetreehash_new (htab_t, tree);
1001 extern htab_t java_treetreehash_create (size_t size, int ggc);
1003 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
1004 (access methods on outer class fields) and final fields. */
1005 struct lang_decl_var GTY(())
1011 tree am; /* Access method for this field (1.1) */
1012 tree wfl; /* Original wfl */
1014 unsigned int final_iud : 1; /* Final initialized upon declaration */
1015 unsigned int cif : 1; /* True: decl is a class initialization flag */
1016 unsigned int freed; /* Decl is no longer in scope. */
1019 /* This is what 'lang_decl' really points to. */
1021 enum lang_decl_desc {LANG_DECL_FUNC, LANG_DECL_VAR};
1023 struct lang_decl GTY(())
1025 enum lang_decl_desc desc;
1028 struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
1029 struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
1030 } GTY ((desc ("%0.desc"))) u;
1033 /* Macro to access fields in `struct lang_type'. */
1035 #define TYPE_SIGNATURE(T) (TYPE_LANG_SPECIFIC (T)->signature)
1036 #define TYPE_JCF(T) (TYPE_LANG_SPECIFIC (T)->jcf)
1037 #define TYPE_CPOOL(T) (TYPE_LANG_SPECIFIC (T)->cpool)
1038 #define TYPE_CPOOL_DATA_REF(T) (TYPE_LANG_SPECIFIC (T)->cpool_data_ref)
1039 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
1040 if (TYPE_LANG_SPECIFIC ((T)) == NULL) \
1041 TYPE_LANG_SPECIFIC ((T)) \
1042 = ggc_alloc_cleared (sizeof (struct lang_type));
1044 #define TYPE_FINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC (T)->finit_stmt_list)
1045 #define TYPE_CLINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC (T)->clinit_stmt_list)
1046 #define TYPE_II_STMT_LIST(T) (TYPE_LANG_SPECIFIC (T)->ii_block)
1047 /* The decl of the synthetic method `class$' used to handle `.class'
1048 for non primitive types when compiling to bytecode. */
1049 #define TYPE_DOT_CLASS(T) (TYPE_LANG_SPECIFIC (T)->dot_class)
1050 #define TYPE_PACKAGE_LIST(T) (TYPE_LANG_SPECIFIC (T)->package_list)
1051 #define TYPE_IMPORT_LIST(T) (TYPE_LANG_SPECIFIC (T)->import_list)
1052 #define TYPE_IMPORT_DEMAND_LIST(T) (TYPE_LANG_SPECIFIC (T)->import_demand_list)
1053 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->pic)
1054 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->poic)
1055 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC (T)->strictfp)
1056 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->assertions)
1058 #define TYPE_ATABLE_METHODS(T) (TYPE_LANG_SPECIFIC (T)->atable_methods)
1059 #define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_syms_decl)
1060 #define TYPE_ATABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_decl)
1062 #define TYPE_OTABLE_METHODS(T) (TYPE_LANG_SPECIFIC (T)->otable_methods)
1063 #define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
1064 #define TYPE_OTABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_decl)
1066 #define TYPE_CTABLE_DECL(T) (TYPE_LANG_SPECIFIC (T)->ctable_decl)
1067 #define TYPE_CATCH_CLASSES(T) (TYPE_LANG_SPECIFIC (T)->catch_classes)
1069 #define TYPE_TO_RUNTIME_MAP(T) (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
1071 struct lang_type GTY(())
1075 struct CPool *cpool;
1076 tree cpool_data_ref; /* Cached */
1077 tree finit_stmt_list; /* List of statements finit$ will use */
1078 tree clinit_stmt_list; /* List of statements <clinit> will use */
1079 tree ii_block; /* Instance initializer block */
1080 tree dot_class; /* The decl of the `class$' function that
1081 needs to be invoked and generated when
1082 compiling to bytecode to implement
1083 <non_primitive_type>.class */
1084 tree package_list; /* List of package names, progressive */
1085 tree import_list; /* Imported types, in the CU of this class */
1086 tree import_demand_list; /* Imported types, in the CU of this class */
1088 tree otable_methods; /* List of static decls referred to by this
1090 tree otable_decl; /* The static address table. */
1091 tree otable_syms_decl;
1093 tree atable_methods; /* List of static decls referred to by this
1095 tree atable_decl; /* The static address table. */
1096 tree atable_syms_decl;
1098 tree ctable_decl; /* The table of classes for the runtime
1102 htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
1103 /* The mapping of classes to exception region
1106 unsigned pic:1; /* Private Inner Class. */
1107 unsigned poic:1; /* Protected Inner Class. */
1108 unsigned strictfp:1; /* `strictfp' class. */
1109 unsigned assertions:1; /* Any method uses `assert'. */
1112 #define JCF_u4 unsigned long
1113 #define JCF_u2 unsigned short
1115 /* Possible values to pass to lookup_argument_method_generic. */
1116 #define SEARCH_INTERFACE 1
1117 #define SEARCH_SUPER 2
1118 #define SEARCH_VISIBLE 4
1120 /* Defined in java-except.h */
1123 extern void java_parse_file (int);
1124 extern bool java_mark_addressable (tree);
1125 extern tree java_type_for_mode (enum machine_mode, int);
1126 extern tree java_type_for_size (unsigned int, int);
1127 extern tree java_unsigned_type (tree);
1128 extern tree java_signed_type (tree);
1129 extern tree java_signed_or_unsigned_type (int, tree);
1130 extern tree java_truthvalue_conversion (tree);
1131 extern void add_assume_compiled (const char *, int);
1132 extern void add_enable_assert (const char *, int);
1133 extern bool enable_assertions (tree);
1134 extern tree lookup_class (tree);
1135 extern tree lookup_java_constructor (tree, tree);
1136 extern tree lookup_java_method (tree, tree, tree);
1137 extern tree lookup_argument_method (tree, tree, tree);
1138 extern tree lookup_argument_method_generic (tree, tree, tree, int);
1139 extern int has_method (tree, tree);
1140 extern tree promote_type (tree);
1141 extern tree get_constant (struct JCF*, int);
1142 extern tree get_name_constant (struct JCF*, int);
1143 extern tree get_class_constant (struct JCF*, int);
1144 extern tree parse_signature (struct JCF *jcf, int sig_index);
1145 extern tree add_field (tree, tree, tree, int);
1146 extern tree add_method (tree, int, tree, tree);
1147 extern tree add_method_1 (tree, int, tree, tree);
1148 extern tree make_class (void);
1149 extern tree push_class (tree, tree);
1150 extern tree unmangle_classname (const char *name, int name_length);
1151 extern tree parse_signature_string (const unsigned char *, int);
1152 extern tree get_type_from_signature (tree);
1153 extern void layout_class (tree);
1154 extern int get_interface_method_index (tree, tree);
1155 extern tree layout_class_method (tree, tree, tree, tree);
1156 extern void layout_class_methods (tree);
1157 extern tree build_class_ref (tree);
1158 extern tree build_dtable_decl (tree);
1159 extern tree build_internal_class_name (tree);
1160 extern tree build_constants_constructor (void);
1161 extern tree build_ref_from_constant_pool (int);
1162 extern tree build_utf8_ref (tree);
1163 extern tree ident_subst (const char *, int, const char *, int, int,
1165 extern tree identifier_subst (const tree, const char *, int, int,
1167 extern int global_bindings_p (void);
1168 extern int kept_level_p (void);
1169 extern tree getdecls (void);
1170 extern void pushlevel (int);
1171 extern tree poplevel (int,int, int);
1172 extern void insert_block (tree);
1173 extern void set_block (tree);
1174 extern tree pushdecl (tree);
1175 extern void java_init_decl_processing (void);
1176 extern void java_dup_lang_specific_decl (tree);
1177 extern tree build_java_signature (tree);
1178 extern tree build_java_argument_signature (tree);
1179 extern void set_java_signature (tree, tree);
1180 extern tree build_static_field_ref (tree);
1181 extern tree build_address_of (tree);
1182 extern tree find_local_variable (int index, tree type, int pc);
1183 extern void update_aliases (tree decl, int index);
1184 extern tree find_stack_slot (int index, tree type);
1185 extern tree build_prim_array_type (tree, HOST_WIDE_INT);
1186 extern tree build_java_array_type (tree, HOST_WIDE_INT);
1187 extern int is_compiled_class (tree);
1188 extern tree mangled_classname (const char *, tree);
1189 extern tree lookup_label (int);
1190 extern tree pop_type_0 (tree, char **);
1191 extern tree pop_type (tree);
1192 extern tree decode_newarray_type (int);
1193 extern tree lookup_field (tree *, tree);
1194 extern int is_array_type_p (tree);
1195 extern HOST_WIDE_INT java_array_type_length (tree);
1196 extern int read_class (tree);
1197 extern void load_class (tree, int);
1199 extern tree check_for_builtin (tree, tree);
1200 extern void initialize_builtins (void);
1202 extern tree lookup_name (tree);
1203 extern tree build_known_method_ref (tree, tree, tree, tree, tree);
1204 extern tree build_class_init (tree, tree);
1205 extern tree build_invokevirtual (tree, tree);
1206 extern tree build_invokeinterface (tree, tree);
1207 extern tree build_jni_stub (tree);
1208 extern tree invoke_build_dtable (int, tree);
1209 extern tree build_field_ref (tree, tree, tree);
1210 extern void pushdecl_force_head (tree);
1211 extern tree build_java_binop (enum tree_code, tree, tree, tree);
1212 extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1213 extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1214 extern tree build_java_arrayaccess (tree, tree, tree);
1215 extern tree build_java_arraystore_check (tree, tree);
1216 extern tree build_newarray (int, tree);
1217 extern tree build_anewarray (tree, tree);
1218 extern tree build_new_array (tree, tree);
1219 extern tree build_java_array_length_access (tree);
1220 extern tree build_java_arraynull_check (tree, tree, tree);
1221 extern tree build_java_indirect_ref (tree, tree, int);
1222 extern tree java_check_reference (tree, int);
1223 extern tree build_get_class (tree);
1224 extern tree build_instanceof (tree, tree);
1225 extern tree create_label_decl (tree);
1226 extern void push_labeled_block (tree);
1227 extern tree prepare_eh_table_type (tree);
1228 extern void java_expand_catch_classes (tree);
1229 extern tree build_exception_object_ref (tree);
1230 extern tree generate_name (void);
1231 extern void pop_labeled_block (void);
1232 extern const char *lang_printable_name (tree, int);
1233 extern tree maybe_add_interface (tree, tree);
1234 extern void set_super_info (int, tree, tree, int);
1235 extern void set_class_decl_access_flags (int, tree);
1236 extern int get_access_flags_from_decl (tree);
1237 extern int interface_of_p (tree, tree);
1238 extern int inherits_from_p (tree, tree);
1239 extern int common_enclosing_context_p (tree, tree);
1240 extern int enclosing_context_p (tree, tree);
1241 extern tree build_result_decl (tree);
1242 extern void emit_handlers (void);
1243 extern void set_method_index (tree decl, tree method_index);
1244 extern tree get_method_index (tree decl);
1245 extern void make_class_data (tree);
1246 extern void register_class (void);
1247 extern int alloc_name_constant (int, tree);
1248 extern void emit_register_classes (tree *);
1249 extern tree emit_symbol_table (tree, tree, tree, tree, tree);
1250 extern void lang_init_source (int);
1251 extern void write_classfile (tree);
1252 extern char *print_int_node (tree);
1253 extern void parse_error_context (tree cl, const char *, ...)
1255 extern void finish_class (void);
1256 extern void java_layout_seen_class_methods (void);
1257 extern void check_for_initialization (tree, tree);
1259 extern tree pushdecl_top_level (tree);
1260 extern int alloc_class_constant (tree);
1261 extern void init_expr_processing (void);
1262 extern void push_super_field (tree, tree);
1263 extern void init_class_processing (void);
1264 extern int can_widen_reference_to (tree, tree);
1265 extern int class_depth (tree);
1266 extern int verify_jvm_instructions (struct JCF *, const unsigned char *, long);
1267 extern void maybe_pushlevels (int);
1268 extern void maybe_poplevels (int);
1269 extern void force_poplevels (int);
1270 extern int process_jvm_instruction (int, const unsigned char *, long);
1271 extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1272 extern void set_local_type (int, tree);
1273 extern int merge_type_state (tree);
1274 extern int push_type_0 (tree);
1275 extern void push_type (tree);
1276 extern void load_type_state (tree);
1277 extern void add_interface (tree, tree);
1278 extern tree force_evaluation_order (tree);
1279 extern int verify_constant_pool (struct JCF *);
1280 extern void start_java_method (tree);
1281 extern void end_java_method (void);
1282 extern void give_name_to_locals (struct JCF *);
1283 extern void note_instructions (struct JCF *, tree);
1284 extern void expand_byte_code (struct JCF *, tree);
1285 extern int open_in_zip (struct JCF *, const char *, const char *, int);
1286 extern void set_constant_value (tree, tree);
1288 extern int find_constant1 (struct CPool *, int, jword);
1289 extern int find_constant2 (struct CPool *, int, jword, jword);
1291 extern int find_utf8_constant (struct CPool *, tree);
1292 extern int find_string_constant (struct CPool *, tree);
1293 extern int find_class_constant (struct CPool *, tree);
1294 extern int find_fieldref_index (struct CPool *, tree);
1295 extern int find_methodref_index (struct CPool *, tree);
1296 extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1297 extern void write_constant_pool (struct CPool *, unsigned char *, int);
1298 extern int count_constant_pool_bytes (struct CPool *);
1299 extern int encode_newarray_type (tree);
1301 extern void format_int (char *, jlong, int);
1302 extern void format_uint (char *, uint64, int);
1304 extern void jcf_trim_old_input (struct JCF *);
1306 extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1307 extern void jcf_print_char (FILE *, int);
1308 extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int,
1310 extern const char* open_class (const char *, struct JCF *, int, const char *);
1312 extern void java_debug_context (void);
1313 extern void safe_layout_class (tree);
1315 extern tree get_boehm_type_descriptor (tree);
1316 extern bool class_has_finalize_method (tree);
1317 extern void java_check_methods (tree);
1318 extern void init_jcf_parse (void);
1319 extern void init_src_parse (void);
1321 extern int cxx_keyword_p (const char *, int);
1322 extern tree java_mangle_decl (struct obstack *, tree);
1323 extern tree java_mangle_class_field (struct obstack *, tree);
1324 extern tree java_mangle_class_field_from_string (struct obstack *, char *);
1325 extern tree java_mangle_vtable (struct obstack *, tree);
1326 extern const char *lang_printable_name_wls (tree, int);
1327 extern void append_gpp_mangled_name (const char *, int);
1329 extern void add_predefined_file (tree);
1330 extern int predefined_filename_p (tree);
1332 extern tree decl_constant_value (tree);
1334 extern void java_mark_class_local (tree);
1336 #if defined(RTX_CODE) && defined (HAVE_MACHINE_MODES)
1337 struct rtx_def * java_expand_expr (tree, rtx, enum machine_mode, int, rtx *);
1339 extern void java_inlining_merge_static_initializers (tree, void *);
1340 extern void java_inlining_map_static_initializers (tree, void *);
1342 extern void compile_resource_data (const char *name, const char *buffer, int);
1343 extern void compile_resource_file (const char *, const char *);
1344 extern void write_resource_constructor (tree *);
1345 extern tree build_java_empty_stmt (void);
1346 extern tree add_stmt_to_compound (tree, tree, tree);
1347 extern tree java_add_stmt (tree);
1348 extern tree java_add_local_var (tree decl);
1349 extern tree *get_stmts (void);
1350 extern void register_exception_range(struct eh_range *, int, int);
1352 extern void finish_method (tree);
1353 extern void java_expand_body (tree);
1355 extern int get_symbol_table_index (tree, tree *);
1357 extern tree make_catch_class_record (tree, tree);
1358 extern tree emit_catch_table (tree);
1360 extern void gen_indirect_dispatch_tables (tree type);
1361 extern int split_qualified_name (tree *left, tree *right, tree source);
1362 extern int in_same_package (tree, tree);
1365 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1367 /* Access flags etc for a method (a FUNCTION_DECL): */
1369 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
1370 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
1371 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
1372 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (FUNCTION_DECL_CHECK (DECL))
1373 #define METHOD_FINAL(DECL) DECL_FINAL (FUNCTION_DECL_CHECK (DECL))
1374 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (FUNCTION_DECL_CHECK (DECL))
1375 #define METHOD_NATIVE(DECL) \
1376 (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.native)
1377 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (DECL))
1378 #define METHOD_STRICTFP(DECL) \
1379 (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.strictfp)
1380 #define METHOD_INVISIBLE(DECL) \
1381 (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.invisible)
1383 #define JAVA_FILE_P(NODE) TREE_LANG_FLAG_2 (NODE)
1384 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1385 #define ZIP_FILE_P(NODE) TREE_LANG_FLAG_4 (NODE)
1387 /* Other predicates on method decls */
1389 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7 (FUNCTION_DECL_CHECK (DECL))
1391 #define DECL_INIT_P(DECL) (ID_INIT_P (DECL_NAME (DECL)))
1392 #define DECL_FINIT_P(DECL) (ID_FINIT_P (DECL_NAME (DECL)))
1393 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1394 #define DECL_INSTINIT_P(DECL) (ID_INSTINIT_P (DECL_NAME (DECL)))
1396 /* Predicates on method identifiers. Kept close to other macros using
1398 #define ID_INIT_P(ID) ((ID) == init_identifier_node)
1399 #define ID_FINIT_P(ID) ((ID) == finit_identifier_node)
1400 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1401 #define ID_CLASSDOLLAR_P(ID) ((ID) == classdollar_identifier_node)
1402 #define ID_INSTINIT_P(ID) ((ID) == instinit_identifier_node)
1404 /* Access flags etc for variable/field (FIELD_DECL, VAR_DECL, or PARM_DECL): */
1406 #define FIELD_PRIVATE(DECL) TREE_PRIVATE (VAR_OR_FIELD_CHECK (DECL))
1407 #define FIELD_PROTECTED(DECL) TREE_PROTECTED (VAR_OR_FIELD_CHECK (DECL))
1408 #define FIELD_PUBLIC(DECL) DECL_LANG_FLAG_1 (VAR_OR_FIELD_CHECK (DECL))
1409 #define FIELD_STATIC(DECL) TREE_STATIC (VAR_OR_FIELD_CHECK (DECL))
1410 #define FIELD_FINAL(DECL) DECL_FINAL (VAR_OR_FIELD_CHECK (DECL))
1411 #define FIELD_VOLATILE(DECL) DECL_LANG_FLAG_4 (VAR_OR_FIELD_CHECK (DECL))
1412 #define FIELD_TRANSIENT(DECL) DECL_LANG_FLAG_5 (VAR_OR_FIELD_CHECK (DECL))
1414 /* Access flags etc for a class (a TYPE_DECL): */
1416 #define CLASS_PUBLIC(DECL) DECL_LANG_FLAG_1 (TYPE_DECL_CHECK (DECL))
1417 #define CLASS_FINAL(DECL) DECL_FINAL (TYPE_DECL_CHECK (DECL))
1418 #define CLASS_INTERFACE(DECL) DECL_LANG_FLAG_4 (TYPE_DECL_CHECK (DECL))
1419 #define CLASS_ABSTRACT(DECL) DECL_LANG_FLAG_5 (TYPE_DECL_CHECK (DECL))
1420 #define CLASS_SUPER(DECL) DECL_LANG_FLAG_6 (TYPE_DECL_CHECK (DECL))
1421 #define CLASS_STATIC(DECL) DECL_LANG_FLAG_7 (TYPE_DECL_CHECK (DECL))
1422 #define CLASS_PRIVATE(DECL) (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1423 #define CLASS_PROTECTED(DECL) (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1424 #define CLASS_STRICTFP(DECL) (TYPE_STRICTFP (TREE_TYPE (DECL)))
1425 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1427 /* @deprecated marker flag on methods, fields and classes */
1429 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1430 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1431 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1432 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1434 /* The number of virtual methods in this class's dispatch table.
1435 Does not include initial two dummy entries (one points to the
1436 Class object, and the other is for G++ -fvtable-thunks compatibility). */
1437 #define TYPE_NVIRTUALS(TYPE) BINFO_VIRTUALS (TYPE_BINFO (TYPE))
1439 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1441 #define TYPE_VTABLE(TYPE) BINFO_VTABLE(TYPE_BINFO (TYPE))
1443 /* Use CLASS_LOADED_P? FIXME */
1444 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1446 /* This maps a bytecode offset (PC) to various flags,
1447 listed below (starting with BCODE_). */
1448 extern char *instruction_bits;
1450 /* True iff the byte is the start of an instruction. */
1451 #define BCODE_INSTRUCTION_START 1
1453 /* True iff there is a jump or a return to this location. */
1454 #define BCODE_JUMP_TARGET 2
1456 /* True iff this is the start of an exception handler. */
1457 #define BCODE_EXCEPTION_TARGET 16
1459 /* True iff there is a jump to this location (and it needs a label). */
1460 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1462 /* True iff there is an entry in the linenumber table for this location. */
1463 #define BCODE_HAS_LINENUMBER 32
1465 /* True iff there is more than one entry in the linenumber table for
1466 this location. (This probably does not make much sense.) */
1467 #define BCODE_HAS_MULTI_LINENUMBERS 64
1469 /* True if this instruction has been verified. */
1470 #define BCODE_VERIFIED 8
1472 /* A pointer to the line number table of the current method. */
1473 extern const unsigned char *linenumber_table;
1474 /* The length (in items) of the line number table. */
1475 extern int linenumber_count;
1477 /* In type_map, means that slot is uninitialized or otherwise unusable. */
1478 #define TYPE_UNKNOWN NULL_TREE
1480 /* In type_map, means the second half of a 64-bit double or long. */
1481 #define TYPE_SECOND void_type_node
1483 /* In type_map, means the null type (i.e. type of a null reference). */
1484 #define TYPE_NULL ptr_type_node
1486 /* In a type map means the type the address subroutine return address. */
1487 #define TYPE_RETURN_ADDR return_address_type_node
1489 /* In a subroutine's return type map, indicates that the slot was neither
1490 used nor set in the subroutine. */
1491 #define TYPE_UNUSED error_mark_node
1493 /* When returned from pop_type_0, indicates stack underflow. */
1494 #define TYPE_UNDERFLOW integer_zero_node
1496 /* When returned from pop_type_0, indicates a type mismatch. */
1497 #define TYPE_UNEXPECTED NULL_TREE
1499 /* A array mapping variable/stack slot index to the type current
1500 in that variable/stack slot.
1501 TYPE_UNKNOWN, TYPE_SECOND, and TYPE_NULL are special cases. */
1502 extern tree *type_map;
1504 /* Map a stack index to the type currently in that slot. */
1505 #define stack_type_map (type_map + DECL_MAX_LOCALS (current_function_decl))
1507 /* True iff TYPE takes two variable/stack slots. */
1508 #define TYPE_IS_WIDE(TYPE) \
1509 ((TYPE) == double_type_node || (TYPE) == long_type_node)
1511 /* True iif CLASS has it's access$0 method generated. */
1512 #define CLASS_ACCESS0_GENERATED_P(CLASS) TYPE_LANG_FLAG_0 (CLASS)
1514 /* True iff TYPE is a Java array type. */
1515 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1517 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1518 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1520 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1521 #define TYPE_ARGUMENT_SIGNATURE(TYPE) \
1522 (TREE_CHECK2 (TYPE, FUNCTION_TYPE, METHOD_TYPE)->type.minval)
1524 /* Given an array type, give the type of the elements. */
1525 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1526 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE (ATYPE)
1528 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1529 (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1530 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1531 && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1533 /* True if class TYPE has been parsed (first pass). */
1534 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1536 /* True if class TYPE was defined in Java source code. */
1537 #define CLASS_FROM_SOURCE_P(TYPE) TYPE_LANG_FLAG_3 (TYPE)
1539 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1540 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1542 /* True if class TYPE was requested (on command line) to be compiled.*/
1543 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) TYPE_LANG_FLAG_5 (TYPE)
1545 /* True if class TYPE is currently being laid out. Helps in detection
1546 of inheritance cycle occurring as a side effect of performing the
1547 layout of a class. */
1548 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1550 /* True if class TYPE has a field initializer finit$ function */
1551 #define CLASS_HAS_FINIT_P(TYPE) TYPE_FINIT_STMT_LIST (TYPE)
1553 /* True if identifier ID was seen while processing a single type import stmt */
1554 #define IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P(ID) TREE_LANG_FLAG_0 (ID)
1556 /* True if identifier ID was seen while processing an import statement */
1557 #define IS_A_CLASSFILE_NAME(ID) TREE_LANG_FLAG_1 (ID)
1559 /* True if ID is a qualified named (contains . or /) */
1560 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1562 /* True if ID is an already processed import on demand */
1563 #define IS_AN_IMPORT_ON_DEMAND_P(ID) TREE_LANG_FLAG_3 (ID)
1565 /* True if ID is a command-line specified filename */
1566 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1568 /* True if filename ID has already been parsed */
1569 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1571 /* True if EXPR is RHS sub-tree of a compound assign expression */
1572 #define COMPOUND_ASSIGN_P(EXPR) TREE_LANG_FLAG_1 (EXPR)
1574 /* True if a SWITCH_EXPR has a DEFAULT_EXPR. */
1575 #define SWITCH_HAS_DEFAULT(NODE) TREE_LANG_FLAG_3 (SWITCH_EXPR_CHECK (NODE))
1577 /* True if EXPR (a WFL in that case) was created after the
1578 reduction of PRIMARY . XXX */
1579 #define PRIMARY_P(EXPR) TREE_LANG_FLAG_2 (EXPR_CHECK (EXPR))
1581 /* True if EXPR (a MODIFY_EXPR in that case) is the result of variable
1582 initialization during its declaration */
1583 #define MODIFY_EXPR_FROM_INITIALIZATION_P(EXPR) \
1584 TREE_LANG_FLAG_2 (MODIFY_EXPR_CHECK (EXPR))
1586 /* True if EXPR (a TREE_TYPE denoting a class type) has its methods
1587 already checked (for redefinitions, etc, see java_check_regular_methods.) */
1588 #define CLASS_METHOD_CHECKED_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1590 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1591 feature a finalizer method. */
1592 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1594 /* True if EXPR (a LOOP_EXPR in that case) is part of a for statement */
1595 #define FOR_LOOP_P(EXPR) TREE_LANG_FLAG_0 (EXPR_CHECK (EXPR))
1597 /* True if NODE (a RECORD_TYPE in that case) is an anonymous class. */
1598 #define ANONYMOUS_CLASS_P(NODE) TREE_LANG_FLAG_0 (RECORD_TYPE_CHECK (NODE))
1600 /* True if NODE (a RECORD_TYPE in that case) is a block local class. */
1601 #define LOCAL_CLASS_P(NODE) TREE_LANG_FLAG_1 (RECORD_TYPE_CHECK (NODE))
1603 /* True if NODE (a TREE_LIST) hold a pair of argument name/type
1604 declared with the final modifier */
1605 #define ARG_FINAL_P(NODE) TREE_LANG_FLAG_0 (TREE_LIST_CHECK (NODE))
1607 /* True if NODE (some kind of EXPR, but not a WFL) should not give an
1608 error if it is found to be unreachable. This can only be applied
1609 to those EXPRs which can be used as the update expression of a
1610 `for' loop. In particular it can't be set on a LOOP_EXPR. */
1611 #define SUPPRESS_UNREACHABLE_ERROR(NODE) TREE_LANG_FLAG_0 (EXPR_CHECK (NODE))
1613 /* True if EXPR (a WFL in that case) resolves into a package name */
1614 #define RESOLVE_PACKAGE_NAME_P(WFL) TREE_LANG_FLAG_3 (EXPR_CHECK (WFL))
1616 /* True if EXPR (a WFL in that case) resolves into a type name */
1617 #define RESOLVE_TYPE_NAME_P(WFL) TREE_LANG_FLAG_4 (EXPR_CHECK (WFL))
1619 /* True if STMT (a WFL in that case) holds a BREAK statement */
1620 #define IS_BREAK_STMT_P(WFL) TREE_LANG_FLAG_5 (WFL)
1622 /* True if EXPR (a CALL_EXPR in that case) is a crafted StringBuffer */
1623 #define IS_CRAFTED_STRING_BUFFER_P(EXPR) TREE_LANG_FLAG_5 (EXPR)
1625 /* True if EXPR (a SAVE_EXPR in that case) had its content already
1626 checked for (un)initialized local variables. */
1627 #define IS_INIT_CHECKED(EXPR) TREE_LANG_FLAG_5 (SAVE_EXPR_CHECK (EXPR))
1629 /* If set in CALL_EXPR, the receiver is 'super'. */
1630 #define CALL_USING_SUPER(EXPR) TREE_LANG_FLAG_4 (EXPR_CHECK (EXPR))
1632 /* True if NODE (a statement) can complete normally. */
1633 #define CAN_COMPLETE_NORMALLY(NODE) TREE_LANG_FLAG_6 (NODE)
1635 /* True if NODE (an IDENTIFIER) bears the name of a outer field from
1636 inner class access function. */
1637 #define OUTER_FIELD_ACCESS_IDENTIFIER_P(NODE) \
1638 TREE_LANG_FLAG_6 (IDENTIFIER_NODE_CHECK (NODE))
1640 /* True if NODE belongs to an inner class TYPE_DECL node.
1641 Verifies that NODE as the attributes of a decl. */
1642 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE \
1643 && DECL_CONTEXT (NODE))
1645 /* True if NODE is an top level class TYPE_DECL node: NODE isn't
1646 an inner class or NODE is a static class. */
1647 #define TOPLEVEL_CLASS_DECL_P(NODE) (!INNER_CLASS_DECL_P (NODE) \
1648 || CLASS_STATIC (NODE))
1650 /* True if the class decl NODE was declared in a inner scope and is
1651 not a toplevel class */
1652 #define PURE_INNER_CLASS_DECL_P(NODE) \
1653 (INNER_CLASS_DECL_P (NODE) && !CLASS_STATIC (NODE))
1655 /* True if NODE belongs to an inner class RECORD_TYPE node. Checks
1656 that TYPE_NAME bears a decl. An array type wouldn't. */
1657 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1658 && DECL_CONTEXT (TYPE_NAME (NODE)))
1660 #define TOPLEVEL_CLASS_TYPE_P(NODE) (!INNER_CLASS_TYPE_P (NODE) \
1661 || CLASS_STATIC (TYPE_NAME (NODE)))
1663 /* True if the class type NODE was declared in a inner scope and is
1664 not a toplevel class */
1665 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1666 (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1668 /* True if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class. */
1669 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ? \
1670 INNER_CLASS_DECL_P (NODE) : \
1671 (TREE_CODE (NODE) == RECORD_TYPE ? \
1672 INNER_CLASS_TYPE_P (NODE) : \
1675 /* On a TYPE_DECL, hold the list of inner classes defined within the
1676 scope of TYPE_DECL. */
1677 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (TYPE_DECL_CHECK (NODE))
1679 /* Build a IDENTIFIER_NODE for a file name we're considering. Since
1680 all_class_filename is a registered root, putting this identifier
1681 in a TREE_LIST it holds keeps this node alive. */
1682 #define BUILD_FILENAME_IDENTIFIER_NODE(F, S) \
1683 if (!((F) = maybe_get_identifier ((S)))) \
1685 (F) = get_identifier ((S)); \
1686 tree_cons ((F), NULL_TREE, all_class_filename); \
1689 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1690 The field has name NAME (a char*), and type FTYPE.
1691 Unless this is the first field, FIELD most hold the previous field.
1692 FIELD is set to the newly created FIELD_DECL.
1694 We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1695 if compiling java.lang.Object or java.lang.Class. */
1697 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \
1698 { tree _field = build_decl (FIELD_DECL, get_identifier ((NAME)), (FTYPE)); \
1699 if (TYPE_FIELDS (RTYPE) == NULL_TREE) \
1700 TYPE_FIELDS (RTYPE) = _field; \
1702 TREE_CHAIN(FIELD) = _field; \
1703 DECL_CONTEXT (_field) = (RTYPE); \
1704 DECL_ARTIFICIAL (_field) = 1; \
1707 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1709 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */
1710 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) \
1711 { CONS = build_constructor ((CTYPE), NULL_TREE); \
1712 TREE_CHAIN (CONS) = TYPE_FIELDS (CTYPE); }
1714 /* Append a field initializer to CONS for the dummy field for the inherited
1715 fields. The dummy field has the given VALUE, and the same type as the
1716 super-class. Must be specified before calls to PUSH_FIELD_VALUE. */
1717 #define PUSH_SUPER_VALUE(CONS, VALUE) \
1719 tree _field = TREE_CHAIN (CONS); \
1720 if (DECL_NAME (_field) != NULL_TREE) \
1722 CONSTRUCTOR_ELTS (CONS) \
1723 = tree_cons (_field, (VALUE), CONSTRUCTOR_ELTS (CONS)); \
1724 TREE_CHAIN (CONS) = TREE_CHAIN (_field); \
1727 /* Append a field initializer to CONS for a field with the given VALUE.
1728 NAME is a char* string used for error checking;
1729 the initializer must be specified in order. */
1730 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE) \
1733 tree _field = TREE_CHAIN (CONS); \
1734 if (strcmp (IDENTIFIER_POINTER (DECL_NAME (_field)), NAME) != 0) \
1736 CONSTRUCTOR_ELTS (CONS) \
1737 = tree_cons (_field, (VALUE), CONSTRUCTOR_ELTS (CONS)); \
1738 TREE_CHAIN (CONS) = TREE_CHAIN (_field); \
1742 /* Finish creating a record CONSTRUCTOR CONS. */
1743 #define FINISH_RECORD_CONSTRUCTOR(CONS) \
1744 CONSTRUCTOR_ELTS(CONS) = nreverse (CONSTRUCTOR_ELTS (CONS))
1746 /* Macros on constructors invocations. */
1747 #define CALL_CONSTRUCTOR_P(NODE) \
1748 (TREE_CODE (NODE) == NEW_CLASS_EXPR || CALL_EXPLICIT_CONSTRUCTOR_P (NODE))
1750 #define CALL_EXPLICIT_CONSTRUCTOR_P(NODE) \
1751 (CALL_THIS_CONSTRUCTOR_P (NODE) || CALL_SUPER_CONSTRUCTOR_P (NODE))
1753 #define CALL_THIS_CONSTRUCTOR_P(NODE) \
1754 (TREE_CODE (NODE) == CALL_EXPR \
1755 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == this_identifier_node)
1757 #define CALL_SUPER_CONSTRUCTOR_P(NODE) \
1758 (TREE_CODE (NODE) == CALL_EXPR \
1759 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == super_identifier_node)
1761 /* Using a FINALLY_EXPR node */
1762 #define FINALLY_EXPR_LABEL(NODE) TREE_OPERAND (FINALLY_EXPR_CHECK (NODE), 0)
1763 #define FINALLY_EXPR_BLOCK(NODE) TREE_OPERAND (FINALLY_EXPR_CHECK (NODE), 1)
1765 #define BLOCK_EXPR_DECLS(NODE) BLOCK_VARS(NODE)
1766 #define BLOCK_EXPR_BODY(NODE) BLOCK_SUBBLOCKS(NODE)
1768 /* True for an implicit block surrounding declaration not at start of {...}. */
1769 #define BLOCK_IS_IMPLICIT(NODE) TREE_LANG_FLAG_1 (BLOCK_CHECK (NODE))
1770 #define BLOCK_EMPTY_P(NODE) \
1771 (TREE_CODE (NODE) == BLOCK && BLOCK_EXPR_BODY (NODE) == empty_stmt_node)
1773 #define BUILD_MONITOR_ENTER(WHERE, ARG) \
1775 (WHERE) = build (CALL_EXPR, int_type_node, \
1776 build_address_of (soft_monitorenter_node), \
1777 build_tree_list (NULL_TREE, (ARG)), \
1779 TREE_SIDE_EFFECTS (WHERE) = 1; \
1782 #define BUILD_MONITOR_EXIT(WHERE, ARG) \
1784 (WHERE) = build (CALL_EXPR, int_type_node, \
1785 build_address_of (soft_monitorexit_node), \
1786 build_tree_list (NULL_TREE, (ARG)), \
1788 TREE_SIDE_EFFECTS (WHERE) = 1; \
1791 /* Nonzero if TYPE is an unchecked exception */
1792 #define IS_UNCHECKED_EXCEPTION_P(TYPE) \
1793 (inherits_from_p ((TYPE), runtime_exception_type_node) \
1794 || inherits_from_p ((TYPE), error_exception_type_node))
1796 /* True when we can perform static class initialization optimization */
1797 #define STATIC_CLASS_INIT_OPT_P() \
1798 (flag_optimize_sci && (optimize >= 2) && ! flag_emit_class_files)
1800 extern int java_error_count;
1802 /* Make the current function where this macro is invoked report error
1803 messages and and return, if any */
1804 #define java_parse_abort_on_error() \
1806 if (java_error_count > save_error_count) \
1810 /* These are the possible values for the `state' field of the class
1811 structure. This must be kept in sync with libgcj. */
1814 JV_STATE_NOTHING = 0, /* Set by compiler. */
1816 JV_STATE_PRELOADING = 1, /* Can do _Jv_FindClass. */
1817 JV_STATE_LOADING = 3, /* Has super installed. */
1818 JV_STATE_LOADED = 5, /* Is complete. */
1820 JV_STATE_COMPILED = 6, /* This was a compiled class. */
1822 JV_STATE_PREPARED = 7, /* Layout & static init done. */
1823 JV_STATE_LINKED = 9, /* Strings interned. */
1825 JV_STATE_IN_PROGRESS = 10, /* <Clinit> running. */
1826 JV_STATE_ERROR = 12,
1828 JV_STATE_DONE = 14 /* Must be last. */
1831 #undef DEBUG_JAVA_BINDING_LEVELS
1833 /* In an EXPR_WITH_FILE_LOCATION node. */
1834 #define EXPR_WFL_EMIT_LINE_NOTE(NODE) \
1835 (EXPR_WITH_FILE_LOCATION_CHECK (NODE)->common.public_flag)
1836 #undef EXPR_WFL_NODE
1837 #define EXPR_WFL_NODE(NODE) \
1838 TREE_OPERAND (EXPR_WITH_FILE_LOCATION_CHECK (NODE), 0)
1839 #undef EXPR_WFL_FILENAME_NODE
1840 #define EXPR_WFL_FILENAME_NODE(NODE) \
1841 TREE_OPERAND (EXPR_WITH_FILE_LOCATION_CHECK (NODE), 1)
1842 #define EXPR_WFL_FILENAME(NODE) \
1843 IDENTIFIER_POINTER (EXPR_WFL_FILENAME_NODE (NODE))
1844 /* ??? Java uses this in all expressions. */
1845 #define EXPR_WFL_LINECOL(NODE) (EXPR_CHECK (NODE)->exp.complexity)
1846 #define EXPR_WFL_LINENO(NODE) (EXPR_WFL_LINECOL (NODE) >> 12)
1847 #define EXPR_WFL_COLNO(NODE) (EXPR_WFL_LINECOL (NODE) & 0xfff)
1848 #define EXPR_WFL_SET_LINECOL(NODE, LINE, COL) \
1849 (EXPR_WFL_LINECOL(NODE) = ((LINE) << 12) | ((COL) & 0xfff))
1851 extern tree build_expr_wfl PARAMS ((tree, const char *, int, int));
1853 extern void java_genericize PARAMS ((tree));
1854 extern int java_gimplify_expr PARAMS ((tree *, tree *, tree *));
1856 #endif /* ! GCC_JAVA_TREE_H */