1 /* Definitions for parsing and type checking for the GNU compiler for
3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002
4 Free Software Foundation, Inc.
6 This file is part of GNU CC.
8 GNU CC 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 GNU CC 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 GNU CC; 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. */
31 /* Java language-specific tree codes. */
32 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
34 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
35 #include "java-tree.def"
42 /* Usage of TREE_LANG_FLAG_?:
43 0: IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P (in IDENTIFIER_NODE)
44 RESOLVE_EXPRESSION_NAME_P (in EXPR_WITH_FILE_LOCATION)
45 FOR_LOOP_P (in LOOP_EXPR)
46 SUPPRESS_UNREACHABLE_ERROR (for other _EXPR nodes)
47 ANONYMOUS_CLASS_P (in RECORD_TYPE)
48 ARG_FINAL_P (in TREE_LIST)
49 1: CLASS_HAS_SUPER_FLAG (in TREE_VEC).
50 IS_A_CLASSFILE_NAME (in IDENTIFIER_NODE)
51 COMPOUND_ASSIGN_P (in EXPR (binop_*))
52 LOCAL_CLASS_P (in RECORD_TYPE)
53 BLOCK_IS_IMPLICIT (in BLOCK)
54 JAVA_FILE_P (in TREE_LIST in current_file_list)
55 2: RETURN_MAP_ADJUSTED (in TREE_VEC).
56 QUALIFIED_P (in IDENTIFIER_NODE)
57 PRIMARY_P (in EXPR_WITH_FILE_LOCATION)
58 MODIFY_EXPR_FROM_INITIALIZATION_P (in MODIFY_EXPR)
59 CLASS_METHOD_CHECKED_P (in RECORD_TYPE)
60 CLASS_FILE_P (in TREE_LIST in current_file_list)
61 3: IS_AN_IMPORT_ON_DEMAND_P (in IDENTIFIER_NODE)
62 RESOLVE_PACKAGE_NAME_P (in EXPR_WITH_FILE_LOCATION)
63 SWITCH_HAS_DEFAULT (in SWITCH_EXPR)
64 ZIP_FILE_P (in TREE_LIST in current_file_list)
65 HAS_FINALIZER (in RECORD_TYPE)
66 4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
67 RESOLVE_TYPE_NAME_P (in EXPR_WITH_FILE_LOCATION)
68 CALL_USING_SUPER (in CALL_EXPR)
69 IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
70 5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
71 IS_BREAK_STMT_P (in EXPR_WITH_FILE_LOCATION)
72 IS_CRAFTED_STRING_BUFFER_P (in CALL_EXPR)
73 IS_INIT_CHECKED (in SAVE_EXPR)
74 6: CAN_COMPLETE_NORMALLY (in statement nodes)
75 OUTER_FIELD_ACCESS_IDENTIFIER_P (in IDENTIFIER_NODE)
77 Usage of TYPE_LANG_FLAG_?:
78 0: CLASS_ACCESS0_GENERATED_P (in RECORD_TYPE)
79 1: TYPE_ARRAY_P (in RECORD_TYPE).
80 2: CLASS_PARSED_P (in RECORD_TYPE).
81 3: CLASS_FROM_SOURCE_P (in RECORD_TYPE).
82 4: CLASS_P (in RECORD_TYPE).
83 5: CLASS_FROM_CURRENTLY_COMPILED_SOURCE_P (in RECORD_TYPE)
84 6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
86 Usage of DECL_LANG_FLAG_?:
87 0: METHOD_DEPRECATED (in FUNCTION_DECL).
88 FIELD_DEPRECATED (in FIELD_DECL).
89 CLASS_DEPRECATED (in TYPE_DECL).
90 1: METHOD_PUBLIC (in FUNCTION_DECL).
91 FIELD_PUBLIC (in FIELD_DECL).
92 CLASS_PUBLIC (in TYPE_DECL).
93 2: METHOD_STATIC (in FUNCTION_DECL).
94 (But note that FIELD_STATIC uses TREE_STATIC!)
95 FIELD_SYNTHETIC (in FIELD_DECL)
96 CLASS_COMPLETE_P (in TYPE_DECL)
97 3: METHOD_FINAL (in FUNCTION_DECL)
98 FIELD_FINAL (in FIELD_DECL)
99 CLASS_FINAL (in TYPE_DECL)
100 DECL_FINAL (in any decl)
101 4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
102 LABEL_IN_SUBR (in LABEL_DECL)
103 CLASS_INTERFACE (in TYPE_DECL)
104 FIELD_VOLATILE (int FIELD_DECL)
105 5: METHOD_ABSTRACT (in FUNCTION_DECL).
106 LABEL_IS_SUBR_START (in LABEL_DECL)
107 CLASS_ABSTRACT (in TYPE_DECL)
108 FIELD_TRANSIENT (in FIELD_DECL)
109 6: METHOD_TRANSIENT (in FUNCTION_DECL)
110 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 /* True if the class whose TYPE_BINFO this is has a superclass.
120 (True of all classes except Object.) */
121 #define CLASS_HAS_SUPER_FLAG(BINFO) TREE_LANG_FLAG_1(BINFO)
122 #define CLASS_HAS_SUPER(TYPE) CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE))
124 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
125 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) ? \
126 BINFO_TYPE (TREE_VEC_ELT (TYPE_BINFO_BASETYPES (TYPE), 0)) : NULL_TREE)
128 /* True if the class we are compiling is a .java source file;
129 false if it is a .class bytecode file. */
130 extern int compiling_from_source;
132 /* The class defined by the actual (main) file we are compiling. */
134 java_global_trees[JTI_MAIN_CLASS]
136 /* The class we are currently processing. */
137 #define current_class \
138 java_global_trees[JTI_CURRENT_CLASS]
140 /* List of all class DECLs seen so far. */
141 #define all_class_list \
142 java_global_trees[JTI_ALL_CLASS_LIST]
144 /* List of all class filenames seen so far. */
145 #define all_class_filename java_global_trees [JTI_ALL_CLASS_FILENAME]
147 /* List of virtual method decls called in this translation unit, used to
148 generate virtual method offset symbol table. */
149 #define otable_methods java_global_trees [JTI_OTABLE_METHODS]
151 /* The virtual method offset table. This is emitted as uninitialized data of
152 the required length, and filled out at run time during class linking. */
153 #define otable_decl java_global_trees [JTI_OTABLE_DECL]
155 /* The virtual method offset symbol table. Used by the runtime to fill out the
157 #define otable_syms_decl java_global_trees [JTI_OTABLE_SYMS_DECL]
159 extern int flag_emit_class_files;
161 extern int flag_filelist_file;
163 /* When nonzero, permit the use of the assert keyword. */
165 extern int flag_assert;
167 /* When nonzero, assume all native functions are implemented with
172 /* When nonzero, report the now deprecated empty statements. */
174 extern int flag_extraneous_semicolon;
176 /* When nonzero, always check for a non gcj generated classes archive. */
178 extern int flag_force_classes_archive_check;
180 /* When nonzero, we emit xref strings. Values of the flag for xref
181 backends are defined in xref.h. */
183 extern int flag_emit_xref;
185 /* When doing xrefs, tell when not to fold. */
186 extern int do_not_fold;
189 extern char * resource_name;
191 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings. */
192 extern int flag_wall;
193 extern int flag_redundant;
194 extern int flag_not_overriding;
195 extern int flag_static_local_jdk1_1;
197 /* When nonzero, warn when source file is newer than matching class
199 extern int flag_newer;
201 /* When nonzero, call a library routine to do integer divisions. */
202 extern int flag_use_divide_subroutine;
204 /* When nonzero, generate code for the Boehm GC. */
205 extern int flag_use_boehm_gc;
207 /* When nonzero, assume the runtime uses a hash table to map an
208 object to its synchronization structure. */
209 extern int flag_hash_synchronization;
211 /* When nonzero, generate checks for references to NULL. */
212 extern int flag_check_references;
214 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
215 initialization optimization should be performed. */
216 extern int flag_optimize_sci;
218 /* When nonzero, use offset tables for virtual method calls
219 in order to improve binary compatibility. */
220 extern int flag_indirect_dispatch;
222 /* When zero, don't generate runtime array store checks. */
223 extern int flag_store_check;
225 /* Encoding used for source files. */
226 extern const char *current_encoding;
228 /* The Java .class file that provides main_class; the main input file. */
229 extern struct JCF *current_jcf;
231 typedef struct CPool constant_pool;
233 #define CONSTANT_ResolvedFlag 16
235 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
236 #define CONSTANT_ResolvedString (CONSTANT_String+CONSTANT_ResolvedFlag)
238 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
239 #define CONSTANT_ResolvedClass (CONSTANT_Class+CONSTANT_ResolvedFlag)
241 #define CPOOL_UTF(CPOOL, INDEX) ((tree) (CPOOL)->data[INDEX])
243 /* A NameAndType constant is represented as a TREE_LIST.
244 The type is the signature string (as an IDENTIFIER_NODE). */
246 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
247 CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
248 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
249 CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
251 /* A FieldRef, MethodRef or InterfaceMethodRef constant
252 is represented as a TREE_LIST. */
254 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
255 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
256 #define COMPONENT_REF_NAME(CPOOL, IDX) \
257 NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
258 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
259 NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
261 extern GTY(()) tree java_lang_cloneable_identifier_node;
262 extern GTY(()) tree java_io_serializable_identifier_node;
266 JTI_PROMOTED_BYTE_TYPE_NODE,
267 JTI_PROMOTED_SHORT_TYPE_NODE,
268 JTI_PROMOTED_CHAR_TYPE_NODE,
269 JTI_PROMOTED_BOOLEAN_TYPE_NODE,
276 JTI_UNSIGNED_BYTE_TYPE_NODE,
277 JTI_UNSIGNED_SHORT_TYPE_NODE,
278 JTI_UNSIGNED_INT_TYPE_NODE,
279 JTI_UNSIGNED_LONG_TYPE_NODE,
281 JTI_DECIMAL_INT_MAX_NODE,
282 JTI_DECIMAL_LONG_MAX_NODE,
284 JTI_BOOLEAN_TYPE_NODE,
286 JTI_OBJECT_TYPE_NODE,
287 JTI_UNQUALIFIED_OBJECT_ID_NODE,
288 JTI_OBJECT_PTR_TYPE_NODE,
289 JTI_STRING_TYPE_NODE,
290 JTI_STRING_PTR_TYPE_NODE,
291 JTI_THROWABLE_TYPE_NODE,
292 JTI_EXCEPTION_TYPE_NODE,
293 JTI_RUNTIME_EXCEPTION_TYPE_NODE,
294 JTI_ERROR_EXCEPTION_TYPE_NODE,
295 JTI_RAWDATA_PTR_TYPE_NODE,
296 JTI_CLASS_NOT_FOUND_TYPE_NODE,
297 JTI_NO_CLASS_DEF_FOUND_TYPE_NODE,
299 JTI_BYTE_ARRAY_TYPE_NODE,
300 JTI_SHORT_ARRAY_TYPE_NODE,
301 JTI_INT_ARRAY_TYPE_NODE,
302 JTI_LONG_ARRAY_TYPE_NODE,
303 JTI_BOOLEAN_ARRAY_TYPE_NODE,
304 JTI_CHAR_ARRAY_TYPE_NODE,
305 JTI_DOUBLE_ARRAY_TYPE_NODE,
306 JTI_FLOAT_ARRAY_TYPE_NODE,
307 JTI_ARRAY_ARRAY_TYPE_NODE,
308 JTI_OBJECT_ARRAY_TYPE_NODE,
309 JTI_STRING_ARRAY_TYPE_NODE,
310 JTI_BOOLEAN_ARRAY_VTABLE,
311 JTI_BYTE_ARRAY_VTABLE,
312 JTI_CHAR_ARRAY_VTABLE,
313 JTI_SHORT_ARRAY_VTABLE,
314 JTI_INT_ARRAY_VTABLE,
315 JTI_LONG_ARRAY_VTABLE,
316 JTI_FLOAT_ARRAY_VTABLE,
317 JTI_DOUBLE_ARRAY_VTABLE,
318 JTI_TYPE_IDENTIFIER_NODE,
319 JTI_INIT_IDENTIFIER_NODE,
320 JTI_CLINIT_IDENTIFIER_NODE,
321 JTI_FINIT_IDENTIFIER_NODE,
322 JTI_INSTINIT_IDENTIFIER_NODE,
323 JTI_VOID_SIGNATURE_NODE,
324 JTI_LENGTH_IDENTIFIER_NODE,
325 JTI_FINALIZE_IDENTIFIER_NODE,
326 JTI_THIS_IDENTIFIER_NODE,
327 JTI_SUPER_IDENTIFIER_NODE,
328 JTI_CONTINUE_IDENTIFIER_NODE,
329 JTI_ACCESS0_IDENTIFIER_NODE,
330 JTI_CLASSDOLLAR_IDENTIFIER_NODE,
331 JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
333 JTI_RETURN_ADDRESS_TYPE_NODE,
335 JTI_BOOLEAN_TRUE_NODE,
336 JTI_BOOLEAN_FALSE_NODE,
340 JTI_DOUBLE_ZERO_NODE,
341 JTI_INTEGER_TWO_NODE,
342 JTI_INTEGER_FOUR_NODE,
345 JTI_METHODTABLE_TYPE,
346 JTI_METHODTABLE_PTR_TYPE,
349 JTI_UTF8CONST_PTR_TYPE,
354 JTI_CONSTANTS_TYPE_NODE,
357 JTI_FIELD_PTR_TYPE_NODE,
358 JTI_FIELD_INFO_UNION_NODE,
360 JTI_EXCEPTION_PTR_TYPE,
361 JTI_LINENUMBERENTRY_TYPE,
362 JTI_LINENUMBERS_TYPE,
363 JTI_METHOD_TYPE_NODE,
364 JTI_METHOD_PTR_TYPE_NODE,
367 JTI_METHOD_SYMBOL_TYPE,
368 JTI_METHOD_SYMBOLS_ARRAY_TYPE,
369 JTI_METHOD_SYMBOLS_ARRAY_PTR_TYPE,
374 JTI_ALLOC_OBJECT_NODE,
375 JTI_ALLOC_NO_FINALIZER_NODE,
376 JTI_SOFT_INSTANCEOF_NODE,
377 JTI_SOFT_CHECKCAST_NODE,
378 JTI_SOFT_INITCLASS_NODE,
379 JTI_SOFT_NEWARRAY_NODE,
380 JTI_SOFT_ANEWARRAY_NODE,
381 JTI_SOFT_MULTIANEWARRAY_NODE,
382 JTI_SOFT_BADARRAYINDEX_NODE,
383 JTI_SOFT_NULLPOINTER_NODE,
384 JTI_SOFT_CHECKARRAYSTORE_NODE,
385 JTI_SOFT_MONITORENTER_NODE,
386 JTI_SOFT_MONITOREXIT_NODE,
387 JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
388 JTI_SOFT_LOOKUPJNIMETHOD_NODE,
389 JTI_SOFT_GETJNIENVNEWFRAME_NODE,
390 JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
397 JTI_ACCESS_FLAGS_TYPE_NODE,
399 JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
406 JTI_ALL_CLASS_FILENAME,
410 JTI_OTABLE_SYMS_DECL,
412 JTI_PREDEF_FILENAMES,
417 extern GTY(()) tree java_global_trees[JTI_MAX];
419 /* "Promoted types" that are used for primitive types smaller
420 than int. We could use int_type_node, but then we would lose
421 type information (such as needed for debugging). */
422 #define promoted_byte_type_node \
423 java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
424 #define promoted_short_type_node \
425 java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
426 #define promoted_char_type_node \
427 java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
428 #define promoted_boolean_type_node \
429 java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
431 #define byte_type_node \
432 java_global_trees[JTI_BYTE_TYPE_NODE]
433 #define short_type_node \
434 java_global_trees[JTI_SHORT_TYPE_NODE]
435 #define int_type_node \
436 java_global_trees[JTI_INT_TYPE_NODE]
437 #define long_type_node \
438 java_global_trees[JTI_LONG_TYPE_NODE]
440 #define unsigned_byte_type_node \
441 java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
442 #define unsigned_short_type_node \
443 java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
444 #define unsigned_int_type_node \
445 java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
446 #define unsigned_long_type_node \
447 java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
449 #define decimal_int_max \
450 java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
451 #define decimal_long_max \
452 java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
454 #define boolean_type_node \
455 java_global_trees[JTI_BOOLEAN_TYPE_NODE]
457 #define object_type_node \
458 java_global_trees[JTI_OBJECT_TYPE_NODE]
459 #define unqualified_object_id_node \
460 java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
461 #define object_ptr_type_node \
462 java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
463 #define string_type_node \
464 java_global_trees[JTI_STRING_TYPE_NODE]
465 #define string_ptr_type_node \
466 java_global_trees[JTI_STRING_PTR_TYPE_NODE]
467 #define throwable_type_node \
468 java_global_trees[JTI_THROWABLE_TYPE_NODE]
469 #define exception_type_node \
470 java_global_trees[JTI_EXCEPTION_TYPE_NODE]
471 #define runtime_exception_type_node \
472 java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
473 #define error_exception_type_node \
474 java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
475 #define rawdata_ptr_type_node \
476 java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
477 #define class_not_found_type_node \
478 java_global_trees[JTI_CLASS_NOT_FOUND_TYPE_NODE]
479 #define no_class_def_found_type_node \
480 java_global_trees[JTI_NO_CLASS_DEF_FOUND_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 /* Nodes for boolean constants TRUE and FALSE. */
554 #define boolean_true_node \
555 java_global_trees[JTI_BOOLEAN_TRUE_NODE]
556 #define boolean_false_node \
557 java_global_trees[JTI_BOOLEAN_FALSE_NODE]
559 /* Integer constants not declared in tree.h. */
560 #define long_zero_node \
561 java_global_trees[JTI_LONG_ZERO_NODE]
562 #define float_zero_node \
563 java_global_trees[JTI_FLOAT_ZERO_NODE]
564 #define double_zero_node \
565 java_global_trees[JTI_DOUBLE_ZERO_NODE]
566 #define integer_two_node \
567 java_global_trees[JTI_INTEGER_TWO_NODE]
568 #define integer_four_node \
569 java_global_trees[JTI_INTEGER_FOUR_NODE]
570 #define empty_stmt_node \
571 java_global_trees[JTI_EMPTY_STMT_NODE]
573 /* The type for struct methodtable. */
574 #define methodtable_type \
575 java_global_trees[JTI_METHODTABLE_TYPE]
576 #define methodtable_ptr_type \
577 java_global_trees[JTI_METHODTABLE_PTR_TYPE]
579 #define utf8const_type \
580 java_global_trees[JTI_UTF8CONST_TYPE]
581 #define utf8const_ptr_type \
582 java_global_trees[JTI_UTF8CONST_PTR_TYPE]
584 #define class_type_node \
585 java_global_trees[JTI_CLASS_TYPE_NODE]
586 #define class_ptr_type \
587 java_global_trees[JTI_CLASS_PTR_TYPE]
588 #define field_type_node \
589 java_global_trees[JTI_FIELD_TYPE_NODE]
590 #define constants_type_node \
591 java_global_trees[JTI_CONSTANTS_TYPE_NODE]
592 #define dtable_type \
593 java_global_trees[JTI_DTABLE_TYPE]
594 #define dtable_ptr_type \
595 java_global_trees[JTI_DTABLE_PTR_TYPE]
596 #define field_ptr_type_node \
597 java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
598 #define field_info_union_node \
599 java_global_trees[JTI_FIELD_INFO_UNION_NODE]
600 #define jexception_type \
601 java_global_trees[JTI_EXCEPTION_TYPE]
602 #define jexception_ptr_type \
603 java_global_trees[JTI_EXCEPTION_PTR_TYPE]
604 #define lineNumberEntry_type \
605 java_global_trees[JTI_LINENUMBERENTRY_TYPE]
606 #define lineNumbers_type \
607 java_global_trees[JTI_LINENUMBERS_TYPE]
608 #define method_type_node \
609 java_global_trees[JTI_METHOD_TYPE_NODE]
610 #define method_ptr_type_node \
611 java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
612 #define otable_type \
613 java_global_trees[JTI_OTABLE_TYPE]
614 #define otable_ptr_type \
615 java_global_trees[JTI_OTABLE_PTR_TYPE]
616 #define method_symbol_type \
617 java_global_trees[JTI_METHOD_SYMBOL_TYPE]
618 #define method_symbols_array_type \
619 java_global_trees[JTI_METHOD_SYMBOLS_ARRAY_TYPE]
620 #define method_symbols_array_ptr_type \
621 java_global_trees[JTI_METHOD_SYMBOLS_ARRAY_PTR_TYPE]
623 #define end_params_node \
624 java_global_trees[JTI_END_PARAMS_NODE]
626 /* References to internal libjava functions we use. */
628 java_global_trees[JTI_THROW_NODE]
629 #define alloc_object_node \
630 java_global_trees[JTI_ALLOC_OBJECT_NODE]
631 #define alloc_no_finalizer_node \
632 java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
633 #define soft_instanceof_node \
634 java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
635 #define soft_checkcast_node \
636 java_global_trees[JTI_SOFT_CHECKCAST_NODE]
637 #define soft_initclass_node \
638 java_global_trees[JTI_SOFT_INITCLASS_NODE]
639 #define soft_newarray_node \
640 java_global_trees[JTI_SOFT_NEWARRAY_NODE]
641 #define soft_anewarray_node \
642 java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
643 #define soft_multianewarray_node \
644 java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
645 #define soft_badarrayindex_node \
646 java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
647 #define soft_nullpointer_node \
648 java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
649 #define soft_checkarraystore_node \
650 java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
651 #define soft_monitorenter_node \
652 java_global_trees[JTI_SOFT_MONITORENTER_NODE]
653 #define soft_monitorexit_node \
654 java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
655 #define soft_lookupinterfacemethod_node \
656 java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
657 #define soft_lookupjnimethod_node \
658 java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
659 #define soft_getjnienvnewframe_node \
660 java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
661 #define soft_jnipopsystemframe_node \
662 java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
663 #define soft_fmod_node \
664 java_global_trees[JTI_SOFT_FMOD_NODE]
665 #define soft_idiv_node \
666 java_global_trees[JTI_SOFT_IDIV_NODE]
667 #define soft_irem_node \
668 java_global_trees[JTI_SOFT_IREM_NODE]
669 #define soft_ldiv_node \
670 java_global_trees[JTI_SOFT_LDIV_NODE]
671 #define soft_lrem_node \
672 java_global_trees[JTI_SOFT_LREM_NODE]
674 #define access_flags_type_node \
675 java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
677 #define nativecode_ptr_array_type_node \
678 java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
680 #define predef_filenames \
681 java_global_trees[JTI_PREDEF_FILENAMES]
683 #define nativecode_ptr_type_node ptr_type_node
685 /* They need to be reset before processing each class */
686 extern struct CPool *outgoing_cpool;
688 #define wfl_operator \
689 java_global_trees[JTI_WFL_OPERATOR]
691 extern const char *cyclic_inheritance_report;
693 struct lang_identifier GTY(())
695 struct tree_identifier ignore;
699 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
700 * the Utf8Const representation of the identifier. */
704 /* The resulting tree type. */
706 GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
707 chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
709 union tree_node GTY ((tag ("0"),
710 desc ("tree_node_structure (&%h)")))
712 struct lang_identifier GTY ((tag ("1"))) identifier;
715 /* Macros for access to language-specific slots in an identifier. */
716 /* Unless specified, each of these slots contains a DECL node or null. */
718 /* This represents the value which the identifier has in the
719 file-scope namespace. */
720 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
721 (((struct lang_identifier *)(NODE))->global_value)
722 /* This represents the value which the identifier has in the current
724 #define IDENTIFIER_LOCAL_VALUE(NODE) \
725 (((struct lang_identifier *)(NODE))->local_value)
727 /* Given an identifier NODE, get the corresponding (non-handle) class.
728 For get_identifier ("java.lang.Number"), the result is
729 the struct whose DECL_ASSEMBLER_NAME is "Classjava_lang_Number". */
730 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
732 /* Given an identifier NODE, get the corresponding handle class.
733 For get_identifier ("java.lang.Number"), the result is
734 the struct whose DECL_ASSEMBLER_NAME is "Hjava_lang_Number". */
735 #define IDENTIFIER_HANDLECLASS_VALUE(NODE) ???
737 /* Given a signature of a reference (or array) type, or a method, return the
738 corresponding type (if one has been allocated).
739 Do not use for primitive types, since they may be ambiguous.
740 (E.g. is "I" a signature or a class name?) */
741 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
743 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
744 the Utf8Const representation of the identifier. */
745 #define IDENTIFIER_UTF8_REF(NODE) \
746 (((struct lang_identifier *)(NODE))->utf8_ref)
748 #define IDENTIFIER_UTF8_DECL(NODE) \
749 TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
751 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
752 the position in the .class file of the method code.
753 Specifically, this is the code itself, not the code attribute. */
754 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
755 /* Similarly, the length of the bytecode. */
756 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
757 /* Similarly, the position of the LineNumberTable attribute. */
758 #define DECL_LINENUMBERS_OFFSET(DECL) \
759 (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
760 /* Similarly, the position of the LocalVariableTable attribute
761 (following the standard attribute header). */
762 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
763 (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
765 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
766 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
767 /* Number of local variable slots needed for the arguments of this function. */
768 #define DECL_ARG_SLOT_COUNT(DECL) \
769 (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
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 invoation 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$<n>
814 is excluded, because sometimes created as a parameter before the
815 function decl exists. */
816 #define DECL_FUNCTION_NAP(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.nap)
817 /* True if DECL is a synthetic ctor. */
818 #define DECL_FUNCTION_SYNTHETIC_CTOR(DECL) \
819 (DECL_LANG_SPECIFIC(DECL)->u.f.synthetic_ctor)
820 #define DECL_FIXED_CONSTRUCTOR_P(DECL) \
821 (DECL_LANG_SPECIFIC(DECL)->u.f.fixed_ctor)
823 /* A constructor that calls this. */
824 #define DECL_INIT_CALLS_THIS(DECL) \
825 (DECL_LANG_SPECIFIC(DECL)->u.f.init_calls_this)
827 /* True when DECL (a field) is Synthetic. */
828 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (DECL)
830 /* True when DECL aliases an outer context local variable. */
831 #define FIELD_LOCAL_ALIAS(DECL) DECL_LANG_FLAG_6 (DECL)
833 /* True when DECL, which aliases an outer context local variable is
834 used by the inner classe */
835 #define FIELD_LOCAL_ALIAS_USED(DECL) DECL_LANG_FLAG_7 (DECL)
837 /* True when DECL is a this$<n> field. Note that
838 FIELD_LOCAL_ALIAS_USED can be differenciated when tested against
839 FIELD_LOCAL_ALIAS. */
840 #define FIELD_THISN(DECL) DECL_LANG_FLAG_7 (DECL)
842 /* In a LABEL_DECL, a TREE_VEC that saves the type_map at that point. */
843 #define LABEL_TYPE_STATE(NODE) (DECL_INITIAL (NODE))
845 /* In the label of a subroutine, a dummy label that records the
846 state following a merge of all the ret instructions in this subroutine. */
847 #define LABEL_RETURN_LABEL(DECL) DECL_ARGUMENTS(DECL)
849 /* In the label of a sub-routine, records the type state at return.
850 * A local may be TYPE_UNUSED, which means that the local is not
851 * used (stored to or loaded from) in this subroutine - at least for
852 * code that we have verified so far. */
853 #define LABEL_RETURN_TYPE_STATE(NODE) LABEL_TYPE_STATE (LABEL_RETURN_LABEL (NODE))
855 /* In a TREE_VEC for a LABEL_RETURN_TYPE_STATE, notes that
856 TREE_VEC_LENGTH has been adjusted to the correct stack size. */
857 #define RETURN_MAP_ADJUSTED(NODE) TREE_LANG_FLAG_2(NODE)
859 /* In the label of a sub-routine, a chain of the return location labels. */
860 #define LABEL_RETURN_LABELS(node) \
861 (LABEL_DECL_CHECK (LABEL_RETURN_LABEL(node))->decl.result)
863 /* In a LABEL_DECL, the next pending label.
864 See pending_blocks in expr.c. */
865 #define LABEL_PENDING_CHAIN(NODE) (LABEL_DECL_CHECK (NODE)->decl.result)
867 /* In a LABEL_DECL, the corresponding bytecode program counter. */
868 #define LABEL_PC(NODE) ((NODE)->decl.u2.i)
870 /* Used during verification to mark the label has "changed". (See JVM Spec). */
871 #define LABEL_CHANGED(NODE) DECL_LANG_FLAG_6(NODE)
873 /* In a LABEL_DECL, true if we have verified instructions starting here. */
874 #define LABEL_VERIFIED(NODE) (instruction_bits[LABEL_PC(NODE)]&BCODE_VERIFIED)
876 /* True if this code is within a subroutine (target of a jsr). */
877 #define LABEL_IN_SUBR(NODE) DECL_LANG_FLAG_4(NODE)
878 /* True if this code is the start of a subroutine (target of a jsr). */
879 #define LABEL_IS_SUBR_START(NODE) DECL_LANG_FLAG_5(NODE)
881 /* In a LABEL_DECL, if LABEL_IN_SUBR(NODE), points to start of subroutine. */
882 #define LABEL_SUBR_START(NODE) DECL_ABSTRACT_ORIGIN(NODE)
884 /* In a LABEL_DECL that has LABEL_IS_SUBR_START, this points to the start
885 of surrounding subroutine in the case of a nested subroutine,
886 and NULL_TREE otherwise. */
887 #define LABEL_SUBR_CONTEXT(NODE) DECL_CONTEXT (LABEL_RETURN_LABEL (NODE))
889 /* The slot number for this local variable. */
890 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
891 (DECL_LANG_SPECIFIC(NODE)->u.v.slot_number)
892 /* The start (bytecode) pc for the valid range of this local variable. */
893 #define DECL_LOCAL_START_PC(NODE) \
894 (DECL_LANG_SPECIFIC(NODE)->u.v.start_pc)
895 /* The end (bytecode) pc for the valid range of this local variable. */
896 #define DECL_LOCAL_END_PC(NODE) \
897 (DECL_LANG_SPECIFIC(NODE)->u.v.end_pc)
898 /* For a VAR_DECLor PARM_DECL, used to chain decls with the same
899 slot_number in decl_map. */
900 #define DECL_LOCAL_SLOT_CHAIN(NODE) \
901 (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
902 /* For a FIELD_DECL, holds the name of the access method. Used to
903 read/write the content of the field from an inner class. */
904 #define FIELD_INNER_ACCESS(DECL) \
905 (DECL_LANG_SPECIFIC(DECL)->u.v.am)
906 /* Safely tests whether FIELD_INNER_ACCESS exists or not. */
907 #define FIELD_INNER_ACCESS_P(DECL) \
908 DECL_LANG_SPECIFIC (DECL) && FIELD_INNER_ACCESS (DECL)
909 /* True if a final variable was initialized upon its declaration,
910 or (if a field) in an initializer. Set after definite assignment. */
911 #define DECL_FIELD_FINAL_IUD(NODE) \
912 (DECL_LANG_SPECIFIC(NODE)->u.v.final_iud)
913 /* The original WFL of a final variable. */
914 #define DECL_FIELD_FINAL_WFL(NODE) \
915 (DECL_LANG_SPECIFIC(NODE)->u.v.wfl)
916 /* In a FUNCTION_DECL for which DECL_BUILT_IN does not hold, this is
917 the approximate number of statements in this function. There is
918 no need for this number to be exact; it is only used in various
919 heuristics regarding optimization. */
920 #define DECL_NUM_STMTS(NODE) \
921 (FUNCTION_DECL_CHECK (NODE)->decl.u1.i)
922 /* True if NODE is a local variable final. */
923 #define LOCAL_FINAL_P(NODE) (DECL_LANG_SPECIFIC (NODE) && DECL_FINAL (NODE))
924 /* True if NODE is a final field. */
925 #define FINAL_VARIABLE_P(NODE) (FIELD_FINAL (NODE) && !FIELD_STATIC (NODE))
926 /* True if NODE is a class final field. */
927 #define CLASS_FINAL_VARIABLE_P(NODE) \
928 (FIELD_FINAL (NODE) && FIELD_STATIC (NODE))
929 /* True if NODE is a class initialization flag. This macro accesses
930 the flag to read or set it. */
931 #define LOCAL_CLASS_INITIALIZATION_FLAG(NODE) \
932 (DECL_LANG_SPECIFIC(NODE)->u.v.cif)
933 /* True if NODE is a class initialization flag. */
934 #define LOCAL_CLASS_INITIALIZATION_FLAG_P(NODE) \
935 (DECL_LANG_SPECIFIC (NODE) && LOCAL_CLASS_INITIALIZATION_FLAG(NODE))
936 /* Create a DECL_LANG_SPECIFIC if necessary. */
937 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T) \
938 if (DECL_LANG_SPECIFIC (T) == NULL) \
940 DECL_LANG_SPECIFIC ((T)) \
941 = ((struct lang_decl *) \
942 ggc_alloc_cleared (sizeof (struct lang_decl))); \
943 DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR; \
946 /* A ConstantExpression, after folding and name resolution. */
947 #define CONSTANT_VALUE_P(NODE) \
948 (TREE_CODE (NODE) == STRING_CST \
949 || (TREE_CODE (NODE) == INTEGER_CST \
950 && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
951 || TREE_CODE (NODE) == REAL_CST)
953 /* For a local VAR_DECL, holds the index into a words bitstring that
954 specifies if this decl is definitively assigned.
955 The value -1 means the variable has been definitely assigned (and not
956 definitely unassigned). The value -2 means we already reported an error. */
957 #define DECL_BIT_INDEX(DECL) (DECL_CHECK (DECL)->decl.pointer_alias_set)
959 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
960 struct lang_decl_func GTY(())
962 /* tree chain; not yet used. */
965 long linenumbers_offset;
966 long localvariables_offset;
971 tree wfl; /* Information on the original location */
972 tree throws_list; /* Exception specified by `throws' */
973 tree function_decl_body; /* Hold all function's statements */
974 tree called_constructor; /* When decl is a constructor, the
975 list of other constructor it calls */
977 /* Class initialization test variables */
978 htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
980 /* Initialized (static) Class Table */
981 htab_t GTY ((param_is (union tree_node))) ict;
983 tree smic; /* Static method invocation compound */
984 tree inner_access; /* The identifier of the access method
985 used for invocation from inner classes */
986 int nap; /* Number of artificial parameters */
987 unsigned int native : 1; /* Nonzero if this is a native method */
988 unsigned int synthetic_ctor : 1; /* Nonzero if this is a synthetic ctor */
989 unsigned int init_final : 1; /* Nonzero all finals are initialized */
990 unsigned int fixed_ctor : 1;
991 unsigned int init_calls_this : 1;
992 unsigned int strictfp : 1;
995 struct treetreehash_entry GTY(())
1001 extern tree java_treetreehash_find PARAMS ((htab_t, tree));
1002 extern tree * java_treetreehash_new PARAMS ((htab_t, tree));
1003 extern htab_t java_treetreehash_create PARAMS ((size_t size, int ggc));
1005 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
1006 (access methods on outer class fields) and final fields. */
1007 struct lang_decl_var GTY(())
1013 tree am; /* Access method for this field (1.1) */
1014 tree wfl; /* Original wfl */
1015 unsigned int final_iud : 1; /* Final initialized upon declaration */
1016 unsigned int cif : 1; /* True: decl is a class initialization flag */
1019 /* This is what 'lang_decl' really points to. */
1021 enum lang_decl_desc {
1026 struct lang_decl GTY(())
1028 enum lang_decl_desc desc;
1030 struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
1031 struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
1032 } GTY ((desc ("%0.desc"))) u;
1035 /* Macro to access fields in `struct lang_type'. */
1037 #define TYPE_SIGNATURE(T) (TYPE_LANG_SPECIFIC(T)->signature)
1038 #define TYPE_JCF(T) (TYPE_LANG_SPECIFIC(T)->jcf)
1039 #define TYPE_CPOOL(T) (TYPE_LANG_SPECIFIC(T)->cpool)
1040 #define TYPE_CPOOL_DATA_REF(T) (TYPE_LANG_SPECIFIC(T)->cpool_data_ref)
1041 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
1042 if (TYPE_LANG_SPECIFIC ((T)) == NULL) \
1044 TYPE_LANG_SPECIFIC ((T)) = \
1045 ((struct lang_type *) \
1046 ggc_alloc_cleared (sizeof (struct lang_type))); \
1049 #define TYPE_FINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->finit_stmt_list)
1050 #define TYPE_CLINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->clinit_stmt_list)
1051 #define TYPE_II_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->ii_block)
1052 /* The decl of the synthetic method `class$' used to handle `.class'
1053 for non primitive types when compiling to bytecode. */
1054 #define TYPE_DOT_CLASS(T) (TYPE_LANG_SPECIFIC(T)->dot_class)
1055 #define TYPE_PACKAGE_LIST(T) (TYPE_LANG_SPECIFIC(T)->package_list)
1056 #define TYPE_IMPORT_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_list)
1057 #define TYPE_IMPORT_DEMAND_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_demand_list)
1058 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->pic)
1059 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->poic)
1060 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC(T)->strictfp)
1061 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC(T)->assertions)
1063 struct lang_type GTY(())
1066 struct JCF * GTY ((skip (""))) jcf;
1067 struct CPool * GTY ((skip (""))) cpool;
1068 tree cpool_data_ref; /* Cached */
1069 tree finit_stmt_list; /* List of statements finit$ will use */
1070 tree clinit_stmt_list; /* List of statements <clinit> will use */
1071 tree ii_block; /* Instance initializer block */
1072 tree dot_class; /* The decl of the `class$' function that
1073 needs to be invoked and generated when
1074 compiling to bytecode to implement
1075 <non_primitive_type>.class */
1076 tree package_list; /* List of package names, progressive */
1077 tree import_list; /* Imported types, in the CU of this class */
1078 tree import_demand_list; /* Imported types, in the CU of this class */
1079 unsigned pic:1; /* Private Inner Class. */
1080 unsigned poic:1; /* Protected Inner Class. */
1081 unsigned strictfp:1; /* `strictfp' class. */
1082 unsigned assertions:1; /* Any method uses `assert'. */
1085 #define JCF_u4 unsigned long
1086 #define JCF_u2 unsigned short
1088 extern void java_parse_file PARAMS ((int));
1089 extern bool java_mark_addressable PARAMS ((tree));
1090 extern tree java_type_for_mode PARAMS ((enum machine_mode, int));
1091 extern tree java_type_for_size PARAMS ((unsigned int, int));
1092 extern tree java_unsigned_type PARAMS ((tree));
1093 extern tree java_signed_type PARAMS ((tree));
1094 extern tree java_signed_or_unsigned_type PARAMS ((int, tree));
1095 extern tree java_truthvalue_conversion PARAMS ((tree));
1096 extern void add_assume_compiled PARAMS ((const char *, int));
1097 extern tree lookup_class PARAMS ((tree));
1098 extern tree lookup_java_constructor PARAMS ((tree, tree));
1099 extern tree lookup_java_method PARAMS ((tree, tree, tree));
1100 extern tree lookup_argument_method PARAMS ((tree, tree, tree));
1101 extern tree lookup_argument_method2 PARAMS ((tree, tree, tree));
1102 extern int has_method PARAMS ((tree, tree));
1103 extern tree promote_type PARAMS ((tree));
1104 extern tree get_constant PARAMS ((struct JCF*, int));
1105 extern tree get_name_constant PARAMS ((struct JCF*, int));
1106 extern tree get_class_constant PARAMS ((struct JCF*, int));
1107 extern tree parse_signature PARAMS ((struct JCF *jcf, int sig_index));
1108 extern tree add_field PARAMS ((tree, tree, tree, int));
1109 extern tree add_method PARAMS ((tree, int, tree, tree));
1110 extern tree add_method_1 PARAMS ((tree, int, tree, tree));
1111 extern tree make_class PARAMS ((void));
1112 extern tree push_class PARAMS ((tree, tree));
1113 extern tree unmangle_classname PARAMS ((const char *name, int name_length));
1114 extern tree parse_signature_string PARAMS ((const unsigned char *, int));
1115 extern tree get_type_from_signature PARAMS ((tree));
1116 extern void layout_class PARAMS ((tree));
1117 extern tree layout_class_method PARAMS ((tree, tree, tree, tree));
1118 extern void layout_class_methods PARAMS ((tree));
1119 extern tree build_class_ref PARAMS ((tree));
1120 extern tree build_dtable_decl PARAMS ((tree));
1121 extern tree build_internal_class_name PARAMS ((tree));
1122 extern tree build_constants_constructor PARAMS ((void));
1123 extern tree build_ref_from_constant_pool PARAMS ((int));
1124 extern void compile_resource_file PARAMS ((char *, const char *));
1125 extern tree build_utf8_ref PARAMS ((tree));
1126 extern tree ident_subst PARAMS ((const char*, int,
1127 const char*, int, int, const char*));
1128 extern tree identifier_subst PARAMS ((const tree,
1129 const char *, int, int, const char *));
1130 extern int global_bindings_p PARAMS ((void));
1131 extern int kept_level_p PARAMS ((void));
1132 extern tree getdecls PARAMS ((void));
1133 extern void pushlevel PARAMS ((int));
1134 extern tree poplevel PARAMS ((int,int, int));
1135 extern void insert_block PARAMS ((tree));
1136 extern void set_block PARAMS ((tree));
1137 extern tree pushdecl PARAMS ((tree));
1138 extern void java_init_decl_processing PARAMS ((void));
1139 extern void java_dup_lang_specific_decl PARAMS ((tree));
1140 extern tree build_java_signature PARAMS ((tree));
1141 extern tree build_java_argument_signature PARAMS ((tree));
1142 extern void set_java_signature PARAMS ((tree, tree));
1143 extern tree build_static_field_ref PARAMS ((tree));
1144 extern tree build_address_of PARAMS ((tree));
1145 extern tree find_local_variable PARAMS ((int index, tree type, int pc));
1146 extern tree find_stack_slot PARAMS ((int index, tree type));
1147 extern tree build_prim_array_type PARAMS ((tree, HOST_WIDE_INT));
1148 extern tree build_java_array_type PARAMS ((tree, HOST_WIDE_INT));
1149 extern int is_compiled_class PARAMS ((tree));
1150 extern tree mangled_classname PARAMS ((const char*, tree));
1151 extern tree lookup_label PARAMS ((int));
1152 extern tree pop_type_0 PARAMS ((tree, char**));
1153 extern tree pop_type PARAMS ((tree));
1154 extern tree decode_newarray_type PARAMS ((int));
1155 extern tree lookup_field PARAMS ((tree*, tree));
1156 extern int is_array_type_p PARAMS ((tree));
1157 extern HOST_WIDE_INT java_array_type_length PARAMS ((tree));
1158 extern int read_class PARAMS ((tree));
1159 extern void load_class PARAMS ((tree, int));
1161 extern tree check_for_builtin PARAMS ((tree, tree));
1162 extern void initialize_builtins PARAMS ((void));
1164 extern tree lookup_name PARAMS ((tree));
1165 extern tree build_known_method_ref PARAMS ((tree, tree, tree, tree, tree));
1166 extern tree build_class_init PARAMS ((tree, tree));
1167 extern tree build_invokevirtual PARAMS ((tree, tree));
1168 extern tree build_invokeinterface PARAMS ((tree, tree));
1169 extern tree build_jni_stub PARAMS ((tree));
1170 extern tree invoke_build_dtable PARAMS ((int, tree));
1171 extern tree build_field_ref PARAMS ((tree, tree, tree));
1172 extern void pushdecl_force_head PARAMS ((tree));
1173 extern tree build_java_binop PARAMS ((enum tree_code, tree, tree, tree));
1174 extern tree build_java_soft_divmod PARAMS ((enum tree_code, tree, tree, tree));
1175 extern tree binary_numeric_promotion PARAMS ((tree, tree, tree *, tree *));
1176 extern tree build_java_arrayaccess PARAMS ((tree, tree, tree));
1177 extern tree build_java_arraystore_check PARAMS ((tree, tree));
1178 extern tree build_newarray PARAMS ((int, tree));
1179 extern tree build_anewarray PARAMS ((tree, tree));
1180 extern tree build_new_array PARAMS ((tree, tree));
1181 extern tree build_java_array_length_access PARAMS ((tree));
1182 extern tree build_java_arraynull_check PARAMS ((tree, tree, tree));
1183 extern tree build_java_indirect_ref PARAMS ((tree, tree, int));
1184 extern tree java_check_reference PARAMS ((tree, int));
1185 extern tree build_get_class PARAMS ((tree));
1186 extern tree build_instanceof PARAMS ((tree, tree));
1187 extern tree create_label_decl PARAMS ((tree));
1188 extern void push_labeled_block PARAMS ((tree));
1189 extern tree prepare_eh_table_type PARAMS ((tree));
1190 extern tree build_exception_object_ref PARAMS ((tree));
1191 extern tree generate_name PARAMS ((void));
1192 extern void pop_labeled_block PARAMS ((void));
1193 extern const char *lang_printable_name PARAMS ((tree, int));
1194 extern tree maybe_add_interface PARAMS ((tree, tree));
1195 extern void set_super_info PARAMS ((int, tree, tree, int));
1196 extern void set_class_decl_access_flags PARAMS ((int, tree));
1197 extern int get_access_flags_from_decl PARAMS ((tree));
1198 extern int interface_of_p PARAMS ((tree, tree));
1199 extern int inherits_from_p PARAMS ((tree, tree));
1200 extern int common_enclosing_context_p PARAMS ((tree, tree));
1201 extern int enclosing_context_p PARAMS ((tree, tree));
1202 extern void complete_start_java_method PARAMS ((tree));
1203 extern tree build_result_decl PARAMS ((tree));
1204 extern void emit_handlers PARAMS ((void));
1205 extern void init_outgoing_cpool PARAMS ((void));
1206 extern void make_class_data PARAMS ((tree));
1207 extern void register_class PARAMS ((void));
1208 extern int alloc_name_constant PARAMS ((int, tree));
1209 extern void emit_register_classes PARAMS ((void));
1210 extern void emit_offset_symbol_table PARAMS ((void));
1211 extern void lang_init_source PARAMS ((int));
1212 extern void write_classfile PARAMS ((tree));
1213 extern char *print_int_node PARAMS ((tree));
1214 extern void parse_error_context PARAMS ((tree cl, const char *, ...))
1216 extern void finish_class PARAMS ((void));
1217 extern void java_layout_seen_class_methods PARAMS ((void));
1218 extern void check_for_initialization PARAMS ((tree, tree));
1220 extern tree pushdecl_top_level PARAMS ((tree));
1221 extern int alloc_class_constant PARAMS ((tree));
1222 extern void init_expr_processing PARAMS ((void));
1223 extern void push_super_field PARAMS ((tree, tree));
1224 extern void init_class_processing PARAMS ((void));
1225 extern int can_widen_reference_to PARAMS ((tree, tree));
1226 extern int class_depth PARAMS ((tree));
1227 extern int verify_jvm_instructions PARAMS ((struct JCF *, const unsigned char *, long));
1228 extern void maybe_pushlevels PARAMS ((int));
1229 extern void maybe_poplevels PARAMS ((int));
1230 extern void force_poplevels PARAMS ((int));
1231 extern int process_jvm_instruction PARAMS ((int, const unsigned char *, long));
1232 extern int maybe_adjust_start_pc PARAMS ((struct JCF *, int, int, int));
1233 extern void set_local_type PARAMS ((int, tree));
1234 extern int merge_type_state PARAMS ((tree));
1235 extern int push_type_0 PARAMS ((tree));
1236 extern void push_type PARAMS ((tree));
1237 extern void load_type_state PARAMS ((tree));
1238 extern void add_interface PARAMS ((tree, tree));
1239 extern tree force_evaluation_order PARAMS ((tree));
1240 extern int verify_constant_pool PARAMS ((struct JCF *));
1241 extern void start_java_method PARAMS ((tree));
1242 extern void end_java_method PARAMS ((void));
1243 extern void give_name_to_locals PARAMS ((struct JCF *));
1244 extern void note_instructions PARAMS ((struct JCF *, tree));
1245 extern void expand_byte_code PARAMS ((struct JCF *, tree));
1246 extern int open_in_zip PARAMS ((struct JCF *, const char *, const char *, int));
1247 extern void set_constant_value PARAMS ((tree, tree));
1249 extern int find_constant1 PARAMS ((struct CPool *, int, jword));
1250 extern int find_constant2 PARAMS ((struct CPool *, int, jword, jword));
1252 extern int find_utf8_constant PARAMS ((struct CPool *, tree));
1253 extern int find_string_constant PARAMS ((struct CPool *, tree));
1254 extern int find_class_constant PARAMS ((struct CPool *, tree));
1255 extern int find_fieldref_index PARAMS ((struct CPool *, tree));
1256 extern int find_methodref_index PARAMS ((struct CPool *, tree));
1257 extern int find_methodref_with_class_index PARAMS ((struct CPool *, tree, tree));
1258 extern void write_constant_pool PARAMS ((struct CPool *, unsigned char *, int));
1259 extern int count_constant_pool_bytes PARAMS ((struct CPool *));
1260 extern int encode_newarray_type PARAMS ((tree));
1262 extern void format_int PARAMS ((char *, jlong, int));
1263 extern void format_uint PARAMS ((char *, uint64, int));
1265 extern void jcf_trim_old_input PARAMS ((struct JCF *));
1267 extern void jcf_print_utf8 PARAMS ((FILE *, const unsigned char *, int));
1268 extern void jcf_print_char PARAMS ((FILE *, int));
1269 extern void jcf_print_utf8_replace PARAMS ((FILE *, const unsigned char *,
1271 extern const char* open_class PARAMS ((const char *, struct JCF *,
1272 int, const char *));
1274 extern void java_debug_context PARAMS ((void));
1275 extern void safe_layout_class PARAMS ((tree));
1277 extern tree get_boehm_type_descriptor PARAMS ((tree));
1278 extern bool class_has_finalize_method PARAMS ((tree));
1279 extern void java_check_methods PARAMS ((tree));
1280 extern void init_jcf_parse PARAMS((void));
1281 extern void init_src_parse PARAMS((void));
1283 extern int cxx_keyword_p PARAMS ((const char *, int));
1284 extern tree java_mangle_decl PARAMS ((struct obstack *, tree));
1285 extern tree java_mangle_class_field PARAMS ((struct obstack *, tree));
1286 extern tree java_mangle_class_field_from_string PARAMS ((struct obstack *, char *));
1287 extern tree java_mangle_vtable PARAMS ((struct obstack *, tree));
1288 extern const char *lang_printable_name_wls PARAMS ((tree, int));
1289 extern void append_gpp_mangled_name PARAMS ((const char *, int));
1291 extern void add_predefined_file PARAMS ((tree));
1292 extern int predefined_filename_p PARAMS ((tree));
1294 extern void java_optimize_inline PARAMS ((tree));
1295 extern tree decl_constant_value PARAMS ((tree));
1297 #if defined(RTX_CODE) && defined (HAVE_MACHINE_MODES)
1298 struct rtx_def * java_expand_expr PARAMS ((tree, rtx, enum machine_mode,
1301 extern void java_inlining_merge_static_initializers PARAMS ((tree, void *));
1302 extern void java_inlining_map_static_initializers PARAMS ((tree, void *));
1304 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1306 /* Access flags etc for a method (a FUNCTION_DECL): */
1308 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1309 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1310 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1311 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (DECL)
1312 #define METHOD_FINAL(DECL) DECL_FINAL (DECL)
1313 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (DECL)
1314 #define METHOD_NATIVE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.native)
1315 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1316 #define METHOD_TRANSIENT(DECL) DECL_LANG_FLAG_6 (DECL)
1317 #define METHOD_STRICTFP(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.strictfp)
1319 #define JAVA_FILE_P(NODE) TREE_LANG_FLAG_2 (NODE)
1320 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1321 #define ZIP_FILE_P(NODE) TREE_LANG_FLAG_4 (NODE)
1323 /* Other predicates on method decls */
1325 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7(DECL)
1327 #define DECL_INIT_P(DECL) (ID_INIT_P (DECL_NAME (DECL)))
1328 #define DECL_FINIT_P(DECL) (ID_FINIT_P (DECL_NAME (DECL)))
1329 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1330 #define DECL_INSTINIT_P(DECL) (ID_INSTINIT_P (DECL_NAME (DECL)))
1332 /* Predicates on method identifiers. Kept close to other macros using
1334 #define ID_INIT_P(ID) ((ID) == init_identifier_node)
1335 #define ID_FINIT_P(ID) ((ID) == finit_identifier_node)
1336 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1337 #define ID_CLASSDOLLAR_P(ID) ((ID) == classdollar_identifier_node)
1338 #define ID_INSTINIT_P(ID) ((ID) == instinit_identifier_node)
1340 /* Access flags etc for a variable/field (a FIELD_DECL): */
1342 #define FIELD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1343 #define FIELD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1344 #define FIELD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1345 #define FIELD_STATIC(DECL) TREE_STATIC (DECL)
1346 #define FIELD_FINAL(DECL) DECL_FINAL (DECL)
1347 #define FIELD_VOLATILE(DECL) DECL_LANG_FLAG_4 (DECL)
1348 #define FIELD_TRANSIENT(DECL) DECL_LANG_FLAG_5 (DECL)
1350 /* Access flags etc for a class (a TYPE_DECL): */
1352 #define CLASS_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1353 #define CLASS_FINAL(DECL) DECL_FINAL (DECL)
1354 #define CLASS_INTERFACE(DECL) DECL_LANG_FLAG_4 (DECL)
1355 #define CLASS_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1356 #define CLASS_SUPER(DECL) DECL_LANG_FLAG_6 (DECL)
1357 #define CLASS_STATIC(DECL) DECL_LANG_FLAG_7 (DECL)
1358 #define CLASS_PRIVATE(DECL) (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1359 #define CLASS_PROTECTED(DECL) (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1360 #define CLASS_STRICTFP(DECL) (TYPE_STRICTFP (TREE_TYPE (DECL)))
1361 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1363 /* @deprecated marker flag on methods, fields and classes */
1365 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1366 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1367 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1368 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1370 /* The number of virtual methods in this class's dispatch table.
1371 Does not include initial two dummy entries (one points to the
1372 Class object, and the other is for G++ -fvtable-thunks compatibility). */
1373 #define TYPE_NVIRTUALS(TYPE) TYPE_BINFO_VIRTUALS (TYPE)
1375 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1377 #define TYPE_VTABLE(TYPE) TYPE_BINFO_VTABLE(TYPE)
1379 /* Use CLASS_LOADED_P? FIXME */
1380 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1382 /* This maps a bytecode offset (PC) to various flags,
1383 listed below (starting with BCODE_). */
1384 extern char *instruction_bits;
1386 /* True iff the byte is the start of an instruction. */
1387 #define BCODE_INSTRUCTION_START 1
1389 /* True iff there is a jump or a return to this location. */
1390 #define BCODE_JUMP_TARGET 2
1392 /* True iff this is the start of an exception handler. */
1393 #define BCODE_EXCEPTION_TARGET 16
1395 /* True iff there is a jump to this location (and it needs a label). */
1396 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1398 /* True iff there is an entry in the linenumber table for this location. */
1399 #define BCODE_HAS_LINENUMBER 32
1401 /* True iff there is more than one entry in the linenumber table for
1402 this location. (This probably does not make much sense.) */
1403 #define BCODE_HAS_MULTI_LINENUMBERS 64
1405 /* True if this instruction has been verified. */
1406 #define BCODE_VERIFIED 8
1408 /* A pointer to the line number table of the current method. */
1409 extern const unsigned char *linenumber_table;
1410 /* The length (in items) of the line number table. */
1411 extern int linenumber_count;
1413 /* In type_map, means that slot is uninitialized or otherwise unusable. */
1414 #define TYPE_UNKNOWN NULL_TREE
1416 /* In type_map, means the second half of a 64-bit double or long. */
1417 #define TYPE_SECOND void_type_node
1419 /* In type_map, means the null type (i.e. type of a null reference). */
1420 #define TYPE_NULL ptr_type_node
1422 /* In a type map means the type the address subroutine return address. */
1423 #define TYPE_RETURN_ADDR return_address_type_node
1425 /* In a subroutine's return type map, indicates that the slot was neither
1426 used nor set in the subroutine. */
1427 #define TYPE_UNUSED error_mark_node
1429 /* When returned from pop_type_0, indicates stack underflow. */
1430 #define TYPE_UNDERFLOW integer_zero_node
1432 /* When returned from pop_type_0, indicates a type mismatch. */
1433 #define TYPE_UNEXPECTED NULL_TREE
1435 /* A array mapping variable/stack slot index to the type current
1436 in that variable/stack slot.
1437 TYPE_UNKNOWN, TYPE_SECOND, and TYPE_NULL are special cases. */
1438 extern tree *type_map;
1440 /* Map a stack index to the type currently in that slot. */
1441 #define stack_type_map (type_map+DECL_MAX_LOCALS(current_function_decl))
1443 /* True iff TYPE takes two variable/stack slots. */
1444 #define TYPE_IS_WIDE(TYPE) \
1445 ((TYPE) == double_type_node || (TYPE) == long_type_node)
1447 /* True iif CLASS has it's access$0 method generated. */
1448 #define CLASS_ACCESS0_GENERATED_P(CLASS) TYPE_LANG_FLAG_0 (CLASS)
1450 /* True iff TYPE is a Java array type. */
1451 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1453 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1454 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1456 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1457 #define TYPE_ARGUMENT_SIGNATURE(TYPE) TYPE_VFIELD(TYPE)
1459 /* Given an array type, give the type of the elements. */
1460 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1461 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE(ATYPE)
1463 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1464 (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1465 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1466 && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1468 /* True if class TYPE has been parsed (first pass). */
1469 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1471 /* True if class TYPE was defined in Java source code. */
1472 #define CLASS_FROM_SOURCE_P(TYPE) TYPE_LANG_FLAG_3 (TYPE)
1474 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1475 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1477 /* True if class TYPE was requested (on command line) to be compiled.*/
1478 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) \
1479 TYPE_LANG_FLAG_5 (TYPE)
1481 /* True if class TYPE is currently being laid out. Helps in detection
1482 of inheritance cycle occurring as a side effect of performing the
1483 layout of a class. */
1484 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1486 /* True if class TYPE has a field initializer finit$ function */
1487 #define CLASS_HAS_FINIT_P(TYPE) TYPE_FINIT_STMT_LIST (TYPE)
1489 /* True if identifier ID was seen while processing a single type import stmt */
1490 #define IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P(ID) TREE_LANG_FLAG_0 (ID)
1492 /* True if identifier ID was seen while processing an import statement */
1493 #define IS_A_CLASSFILE_NAME(ID) TREE_LANG_FLAG_1 (ID)
1495 /* True if ID is a qualified named (contains . or /) */
1496 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1498 /* True if ID is an already processed import on demand */
1499 #define IS_AN_IMPORT_ON_DEMAND_P(ID) TREE_LANG_FLAG_3 (ID)
1501 /* True if ID is a command-line specified filename */
1502 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1504 /* True if filename ID has already been parsed */
1505 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1507 /* True if EXPR is RHS sub-tree of a compound assign expression */
1508 #define COMPOUND_ASSIGN_P(EXPR) TREE_LANG_FLAG_1 (EXPR)
1510 /* True if a SWITCH_EXPR has a DEFAULT_EXPR. */
1511 #define SWITCH_HAS_DEFAULT(NODE) TREE_LANG_FLAG_3 (NODE)
1513 /* True if EXPR (a WFL in that case) was created after the
1514 reduction of PRIMARY . XXX */
1515 #define PRIMARY_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1517 /* True if EXPR (a MODIFY_EXPR in that case) is the result of variable
1518 initialization during its declaration */
1519 #define MODIFY_EXPR_FROM_INITIALIZATION_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1521 /* True if EXPR (a TREE_TYPE denoting a class type) has its methods
1522 already checked (for redifitions, etc, see java_check_regular_methods.) */
1523 #define CLASS_METHOD_CHECKED_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1525 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1526 feature a finalizer method. */
1527 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1529 /* True if EXPR (a WFL in that case) resolves into an expression name */
1530 #define RESOLVE_EXPRESSION_NAME_P(WFL) TREE_LANG_FLAG_0 (WFL)
1532 /* True if EXPR (a LOOP_EXPR in that case) is part of a for statement */
1533 #define FOR_LOOP_P(EXPR) TREE_LANG_FLAG_0 (EXPR)
1535 /* True if NODE (a RECORD_TYPE in that case) is an anonymous class. */
1536 #define ANONYMOUS_CLASS_P(NODE) TREE_LANG_FLAG_0 (NODE)
1538 /* True if NODE (a RECORD_TYPE in that case) is a block local class. */
1539 #define LOCAL_CLASS_P(NODE) TREE_LANG_FLAG_1 (NODE)
1541 /* True if NODE (a TREE_LIST) hold a pair of argument name/type
1542 declared with the final modifier */
1543 #define ARG_FINAL_P(NODE) TREE_LANG_FLAG_0 (NODE)
1545 /* True if NODE (some kind of EXPR, but not a WFL) should not give an
1546 error if it is found to be unreachable. This can only be applied
1547 to those EXPRs which can be used as the update expression of a
1548 `for' loop. In particular it can't be set on a LOOP_EXPR. */
1549 #define SUPPRESS_UNREACHABLE_ERROR(NODE) TREE_LANG_FLAG_0 (NODE)
1551 /* True if EXPR (a WFL in that case) resolves into a package name */
1552 #define RESOLVE_PACKAGE_NAME_P(WFL) TREE_LANG_FLAG_3 (WFL)
1554 /* True if EXPR (a WFL in that case) resolves into a type name */
1555 #define RESOLVE_TYPE_NAME_P(WFL) TREE_LANG_FLAG_4 (WFL)
1557 /* True if STMT (a WFL in that case) holds a BREAK statement */
1558 #define IS_BREAK_STMT_P(WFL) TREE_LANG_FLAG_5 (WFL)
1560 /* True if EXPR (a CALL_EXPR in that case) is a crafted StringBuffer */
1561 #define IS_CRAFTED_STRING_BUFFER_P(EXPR) TREE_LANG_FLAG_5 (EXPR)
1563 /* True if EXPR (a SAVE_EXPR in that case) had its content already
1564 checked for (un)initialized local variables. */
1565 #define IS_INIT_CHECKED(EXPR) TREE_LANG_FLAG_5 (EXPR)
1567 /* If set in CALL_EXPR, the receiver is 'super'. */
1568 #define CALL_USING_SUPER(EXPR) TREE_LANG_FLAG_4 (EXPR)
1570 /* True if NODE (a statement) can complete normally. */
1571 #define CAN_COMPLETE_NORMALLY(NODE) TREE_LANG_FLAG_6(NODE)
1573 /* True if NODE (an IDENTIFIER) bears the name of a outer field from
1574 inner class access function. */
1575 #define OUTER_FIELD_ACCESS_IDENTIFIER_P(NODE) TREE_LANG_FLAG_6(NODE)
1577 /* Non null if NODE belongs to an inner class TYPE_DECL node.
1578 Verifies that NODE as the attributes of a decl. */
1579 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE \
1580 && DECL_CONTEXT (NODE))
1582 /* Non null if NODE is an top level class TYPE_DECL node: NODE isn't
1583 an inner class or NODE is a static class. */
1584 #define TOPLEVEL_CLASS_DECL_P(NODE) (!INNER_CLASS_DECL_P (NODE) \
1585 || CLASS_STATIC (NODE))
1587 /* True if the class decl NODE was declared in a inner scope and is
1588 not a toplevel class */
1589 #define PURE_INNER_CLASS_DECL_P(NODE) \
1590 (INNER_CLASS_DECL_P (NODE) && !CLASS_STATIC (NODE))
1592 /* Non null if NODE belongs to an inner class RECORD_TYPE node. Checks
1593 that TYPE_NAME bears a decl. An array type wouldn't. */
1594 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1595 && DECL_CONTEXT (TYPE_NAME (NODE)))
1597 #define TOPLEVEL_CLASS_TYPE_P(NODE) (!INNER_CLASS_TYPE_P (NODE) \
1598 || CLASS_STATIC (TYPE_NAME (NODE)))
1600 /* True if the class type NODE was declared in a inner scope and is
1601 not a toplevel class */
1602 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1603 (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1605 /* Non null if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class. */
1606 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ? \
1607 INNER_CLASS_DECL_P (NODE) : \
1608 (TREE_CODE (NODE) == RECORD_TYPE ? \
1609 INNER_CLASS_TYPE_P (NODE) : \
1612 /* On a TYPE_DECL, hold the list of inner classes defined within the
1613 scope of TYPE_DECL. */
1614 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (NODE)
1616 /* Build a IDENTIFIER_NODE for a file name we're considering. Since
1617 all_class_filename is a registered root, putting this identifier
1618 in a TREE_LIST it holds keeps this node alive. */
1619 #define BUILD_FILENAME_IDENTIFIER_NODE(F, S) \
1620 if (!((F) = maybe_get_identifier ((S)))) \
1622 (F) = get_identifier ((S)); \
1623 tree_cons ((F), NULL_TREE, all_class_filename); \
1626 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1627 The field has name NAME (a char*), and type FTYPE.
1628 Unless this is the first field, FIELD most hold the previous field.
1629 FIELD is set to the newly created FIELD_DECL.
1631 We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1632 if compiling java.lang.Object or java.lang.Class. */
1634 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \
1635 { tree tmp_field = build_decl (FIELD_DECL, get_identifier(NAME), FTYPE); \
1636 if (TYPE_FIELDS (RTYPE) == NULL_TREE) TYPE_FIELDS (RTYPE) = tmp_field; \
1637 else TREE_CHAIN(FIELD) = tmp_field; \
1638 DECL_CONTEXT (tmp_field) = RTYPE; \
1639 DECL_ARTIFICIAL (tmp_field) = 1; \
1640 FIELD = tmp_field; }
1642 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1644 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */
1645 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) { \
1646 CONS = build (CONSTRUCTOR, CTYPE, NULL_TREE, NULL_TREE);\
1647 TREE_CHAIN(CONS) = TYPE_FIELDS (CTYPE); }
1649 /* Append a field initializer to CONS for the dummy field for the inherited
1650 fields. The dummy field has the given VALUE, and the same type as the
1651 super-class. Must be specified before calls to PUSH_FIELD_VALUE. */
1653 #define PUSH_SUPER_VALUE(CONS, VALUE) {\
1654 tree field = TREE_CHAIN(CONS);\
1655 if (DECL_NAME (field) != NULL_TREE) abort();\
1656 CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\
1657 TREE_CHAIN(CONS) = TREE_CHAIN (field); }
1659 /* Append a field initializer to CONS for a field with the given VALUE.
1660 NAME is a char* string used for error checking;
1661 the initializer must be specified in order. */
1662 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE) {\
1663 tree field = TREE_CHAIN(CONS);\
1664 if (strcmp (IDENTIFIER_POINTER (DECL_NAME (field)), NAME) != 0) abort();\
1665 CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\
1666 TREE_CHAIN(CONS) = TREE_CHAIN (field); }
1668 /* Finish creating a record CONSTRUCTOR CONS. */
1669 #define FINISH_RECORD_CONSTRUCTOR(CONS) \
1670 CONSTRUCTOR_ELTS(CONS) = nreverse (CONSTRUCTOR_ELTS(CONS))
1672 /* Macros on constructors invocations. */
1673 #define CALL_CONSTRUCTOR_P(NODE) \
1674 (TREE_CODE (NODE) == NEW_CLASS_EXPR || CALL_EXPLICIT_CONSTRUCTOR_P (NODE))
1676 #define CALL_EXPLICIT_CONSTRUCTOR_P(NODE) \
1677 (CALL_THIS_CONSTRUCTOR_P (NODE) || CALL_SUPER_CONSTRUCTOR_P (NODE))
1679 #define CALL_THIS_CONSTRUCTOR_P(NODE) \
1680 (TREE_CODE (NODE) == CALL_EXPR \
1681 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == this_identifier_node)
1683 #define CALL_SUPER_CONSTRUCTOR_P(NODE) \
1684 (TREE_CODE (NODE) == CALL_EXPR \
1685 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == super_identifier_node)
1687 /* Using a FINALLY_EXPR node */
1688 #define FINALLY_EXPR_LABEL(NODE) TREE_OPERAND ((NODE), 0)
1689 #define FINALLY_EXPR_BLOCK(NODE) TREE_OPERAND ((NODE), 1)
1691 #define BLOCK_EXPR_DECLS(NODE) BLOCK_VARS(NODE)
1692 #define BLOCK_EXPR_BODY(NODE) BLOCK_SUBBLOCKS(NODE)
1693 /* True for an implicit block surrounding declaration not at start of {...}. */
1694 #define BLOCK_IS_IMPLICIT(NODE) TREE_LANG_FLAG_1 (NODE)
1696 #define BUILD_MONITOR_ENTER(WHERE, ARG) \
1698 (WHERE) = build (CALL_EXPR, int_type_node, \
1699 build_address_of (soft_monitorenter_node), \
1700 build_tree_list (NULL_TREE, (ARG)), \
1702 TREE_SIDE_EFFECTS (WHERE) = 1; \
1705 #define BUILD_MONITOR_EXIT(WHERE, ARG) \
1707 (WHERE) = build (CALL_EXPR, int_type_node, \
1708 build_address_of (soft_monitorexit_node), \
1709 build_tree_list (NULL_TREE, (ARG)), \
1711 TREE_SIDE_EFFECTS (WHERE) = 1; \
1714 /* Nonzero if TYPE is an unchecked exception */
1715 #define IS_UNCHECKED_EXCEPTION_P(TYPE) \
1716 (inherits_from_p ((TYPE), runtime_exception_type_node) \
1717 || inherits_from_p ((TYPE), error_exception_type_node))
1719 /* True when we can perform static class initialization optimization */
1720 #define STATIC_CLASS_INIT_OPT_P() \
1721 (flag_optimize_sci && (optimize >= 2) && ! flag_emit_class_files)
1723 extern int java_error_count;
1725 /* Make the current function where this macro is invoked report error
1726 messages and and return, if any */
1727 #define java_parse_abort_on_error() \
1729 if (java_error_count > save_error_count) \
1733 /* These are the possible values for the `state' field of the class
1734 structure. This must be kept in sync with libgcj. */
1737 JV_STATE_NOTHING = 0, /* Set by compiler. */
1739 JV_STATE_PRELOADING = 1, /* Can do _Jv_FindClass. */
1740 JV_STATE_LOADING = 3, /* Has super installed. */
1741 JV_STATE_LOADED = 5, /* Is complete. */
1743 JV_STATE_COMPILED = 6, /* This was a compiled class. */
1745 JV_STATE_PREPARED = 7, /* Layout & static init done. */
1746 JV_STATE_LINKED = 9, /* Strings interned. */
1748 JV_STATE_IN_PROGRESS = 10, /* <Clinit> running. */
1749 JV_STATE_ERROR = 12,
1751 JV_STATE_DONE = 14 /* Must be last. */
1755 #undef DEBUG_JAVA_BINDING_LEVELS