1 /* Definitions for parsing and type checking for the GNU compiler for
3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
5 This file is part of GNU CC.
7 GNU CC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU CC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU CC; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA.
22 Java and all Java-based marks are trademarks or registered trademarks
23 of Sun Microsystems, Inc. in the United States and other countries.
24 The Free Software Foundation is independent of Sun Microsystems, Inc. */
26 /* Hacked by Per Bothner <bothner@cygnus.com> February 1996. */
30 /* Java language-specific tree codes. */
31 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
33 __DUMMY = LAST_AND_UNUSED_TREE_CODE,
34 #include "java-tree.def"
41 /* Usage of TREE_LANG_FLAG_?:
42 0: IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P (in IDENTIFIER_NODE)
43 RESOLVE_EXPRESSION_NAME_P (in EXPR_WITH_FILE_LOCATION)
44 FOR_LOOP_P (in LOOP_EXPR)
45 ANONYMOUS_CLASS_P (in RECORD_TYPE)
46 ARG_FINAL_P (in TREE_LIST)
47 1: CLASS_HAS_SUPER_FLAG (in TREE_VEC).
48 IS_A_CLASSFILE_NAME (in IDENTIFIER_NODE)
49 COMPOUND_ASSIGN_P (in EXPR (binop_*))
50 LOCAL_CLASS_P (in RECORD_TYPE)
51 BLOCK_IS_IMPLICIT (in BLOCK)
52 JAVA_FILE_P (in TREE_LIST in current_file_list)
53 2: RETURN_MAP_ADJUSTED (in TREE_VEC).
54 QUALIFIED_P (in IDENTIFIER_NODE)
55 PRIMARY_P (in EXPR_WITH_FILE_LOCATION)
56 MODIFY_EXPR_FROM_INITIALIZATION_P (in MODIFY_EXPR)
57 CLASS_METHOD_CHECKED_P (in RECORD_TYPE)
58 CLASS_FILE_P (in TREE_LIST in current_file_list)
59 3: IS_AN_IMPORT_ON_DEMAND_P (in IDENTIFIER_NODE)
60 RESOLVE_PACKAGE_NAME_P (in EXPR_WITH_FILE_LOCATION)
61 SWITCH_HAS_DEFAULT (in SWITCH_EXPR)
62 ZIP_FILE_P (in TREE_LIST in current_file_list)
63 HAS_FINALIZER (in RECORD_TYPE)
64 4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
65 RESOLVE_TYPE_NAME_P (in EXPR_WITH_FILE_LOCATION)
66 CALL_USING_SUPER (in CALL_EXPR)
67 IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
68 5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
69 IS_BREAK_STMT_P (in EXPR_WITH_FILE_LOCATION)
70 IS_CRAFTED_STRING_BUFFER_P (in CALL_EXPR)
71 IS_INIT_CHECKED (in SAVE_EXPR)
72 6: CAN_COMPLETE_NORMALLY (in statement nodes)
73 OUTER_FIELD_ACCESS_IDENTIFIER_P (in IDENTIFIER_NODE)
75 Usage of TYPE_LANG_FLAG_?:
76 0: CLASS_ACCESS0_GENERATED_P (in RECORD_TYPE)
77 1: TYPE_ARRAY_P (in RECORD_TYPE).
78 2: CLASS_PARSED_P (in RECORD_TYPE).
79 3: CLASS_FROM_SOURCE_P (in RECORD_TYPE).
80 4: CLASS_P (in RECORD_TYPE).
81 5: CLASS_FROM_CURRENTLY_COMPILED_SOURCE_P (in RECORD_TYPE)
82 6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
84 Usage of DECL_LANG_FLAG_?:
85 0: METHOD_DEPRECATED (in FUNCTION_DECL).
86 FIELD_DEPRECATED (in FIELD_DECL).
87 CLASS_DEPRECATED (in TYPE_DECL).
88 1: METHOD_PUBLIC (in FUNCTION_DECL).
89 FIELD_PUBLIC (in FIELD_DECL).
90 CLASS_PUBLIC (in TYPE_DECL).
91 2: METHOD_STATIC (in FUNCTION_DECL).
92 (But note that FIELD_STATIC uses TREE_STATIC!)
93 CLASS_COMPLETE_P (in TYPE_DECL)
94 3: METHOD_FINAL (in FUNCTION_DECL)
95 FIELD_FINAL (in FIELD_DECL)
96 CLASS_FINAL (in TYPE_DECL)
97 DECL_FINAL (in any decl)
98 4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
99 LABEL_IN_SUBR (in LABEL_DECL)
100 CLASS_INTERFACE (in TYPE_DECL)
101 FIELD_VOLATILE (int FIELD_DECL)
102 5: METHOD_ABSTRACT (in FUNCTION_DECL).
103 LABEL_IS_SUBR_START (in LABEL_DECL)
104 CLASS_ABSTRACT (in TYPE_DECL)
105 FIELD_TRANSIENT (in FIELD_DECL)
106 6: METHOD_TRANSIENT (in FUNCTION_DECL)
107 LABEL_CHANGED (in LABEL_DECL)
108 CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
109 FIELD_LOCAL_ALIAS (in FIELD_DECL)
110 7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
111 CLASS_STATIC (in TYPE_DECL)
112 FIELD_LOCAL_ALIAS_USED (in FIELD_DECL)
113 FIELD_THISN (in FIELD_DECL)
116 /* True if the class whose TYPE_BINFO this is has a superclass.
117 (True of all classes except Object.) */
118 #define CLASS_HAS_SUPER_FLAG(BINFO) TREE_LANG_FLAG_1(BINFO)
119 #define CLASS_HAS_SUPER(TYPE) CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE))
121 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
122 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) ? \
123 BINFO_TYPE (TREE_VEC_ELT (TYPE_BINFO_BASETYPES (TYPE), 0)) : NULL_TREE)
125 /* True if the class we are compiling is a .java source file;
126 false if it is a .class bytecode file. */
127 extern int compiling_from_source;
129 /* The class defined by the actual (main) file we are compiling. */
131 java_global_trees[JTI_MAIN_CLASS]
133 /* The class we are currently processing. */
134 #define current_class \
135 java_global_trees[JTI_CURRENT_CLASS]
137 /* List of all class DECLs seen so far. */
138 #define all_class_list \
139 java_global_trees[JTI_ALL_CLASS_LIST]
141 /* List of all class filenames seen so far. */
142 #define all_class_filename java_global_trees [JTI_ALL_CLASS_FILENAME]
144 extern int flag_emit_class_files;
146 extern int flag_filelist_file;
148 /* When non zero, assume all native functions are implemented with
153 /* When non zero, report the now deprecated empty statements. */
155 extern int flag_extraneous_semicolon;
157 /* When non zero, always check for a non gcj generated classes archive. */
159 extern int flag_force_classes_archive_check;
161 /* When non zero, we emit xref strings. Values of the flag for xref
162 backends are defined in xref.h. */
164 extern int flag_emit_xref;
166 /* When doing xrefs, tell when not to fold. */
167 extern int do_not_fold;
170 extern char * resource_name;
172 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings. */
173 extern int flag_wall;
174 extern int flag_redundant;
175 extern int flag_not_overriding;
176 extern int flag_static_local_jdk1_1;
178 /* When non zero, warn when source file is newer than matching class
180 extern int flag_newer;
182 /* When non zero, call a library routine to do integer divisions. */
183 extern int flag_use_divide_subroutine;
185 /* When non zero, generate code for the Boehm GC. */
186 extern int flag_use_boehm_gc;
188 /* When non zero, assume the runtime uses a hash table to map an
189 object to its synchronization structure. */
190 extern int flag_hash_synchronization;
192 /* When non zero, generate checks for references to NULL. */
193 extern int flag_check_references;
195 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
196 initialization optimization should be performed. */
197 extern int flag_optimize_sci;
199 /* Encoding used for source files. */
200 extern const char *current_encoding;
202 /* The Java .class file that provides main_class; the main input file. */
203 extern struct JCF *current_jcf;
205 typedef struct CPool constant_pool;
207 #define CONSTANT_ResolvedFlag 16
209 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
210 #define CONSTANT_ResolvedString (CONSTANT_String+CONSTANT_ResolvedFlag)
212 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
213 #define CONSTANT_ResolvedClass (CONSTANT_Class+CONSTANT_ResolvedFlag)
215 #define CPOOL_UTF(CPOOL, INDEX) ((tree) (CPOOL)->data[INDEX])
217 /* A NameAndType constant is represented as a TREE_LIST.
218 The type is the signature string (as an IDENTIFIER_NODE). */
220 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
221 CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
222 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
223 CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
225 /* A FieldRef, MethodRef or InterfaceMethodRef constant
226 is represented as a TREE_LIST. */
228 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
229 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
230 #define COMPONENT_REF_NAME(CPOOL, IDX) \
231 NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
232 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
233 NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
237 JTI_PROMOTED_BYTE_TYPE_NODE,
238 JTI_PROMOTED_SHORT_TYPE_NODE,
239 JTI_PROMOTED_CHAR_TYPE_NODE,
240 JTI_PROMOTED_BOOLEAN_TYPE_NODE,
247 JTI_UNSIGNED_BYTE_TYPE_NODE,
248 JTI_UNSIGNED_SHORT_TYPE_NODE,
249 JTI_UNSIGNED_INT_TYPE_NODE,
250 JTI_UNSIGNED_LONG_TYPE_NODE,
252 JTI_BOOLEAN_TYPE_NODE,
254 JTI_OBJECT_TYPE_NODE,
255 JTI_UNQUALIFIED_OBJECT_ID_NODE,
256 JTI_OBJECT_PTR_TYPE_NODE,
257 JTI_STRING_TYPE_NODE,
258 JTI_STRING_PTR_TYPE_NODE,
259 JTI_THROWABLE_TYPE_NODE,
260 JTI_EXCEPTION_TYPE_NODE,
261 JTI_RUNTIME_EXCEPTION_TYPE_NODE,
262 JTI_ERROR_EXCEPTION_TYPE_NODE,
263 JTI_RAWDATA_PTR_TYPE_NODE,
264 JTI_CLASS_NOT_FOUND_TYPE_NODE,
265 JTI_NO_CLASS_DEF_FOUND_TYPE_NODE,
267 JTI_BYTE_ARRAY_TYPE_NODE,
268 JTI_SHORT_ARRAY_TYPE_NODE,
269 JTI_INT_ARRAY_TYPE_NODE,
270 JTI_LONG_ARRAY_TYPE_NODE,
271 JTI_BOOLEAN_ARRAY_TYPE_NODE,
272 JTI_CHAR_ARRAY_TYPE_NODE,
273 JTI_DOUBLE_ARRAY_TYPE_NODE,
274 JTI_FLOAT_ARRAY_TYPE_NODE,
275 JTI_ARRAY_ARRAY_TYPE_NODE,
276 JTI_OBJECT_ARRAY_TYPE_NODE,
277 JTI_STRING_ARRAY_TYPE_NODE,
278 JTI_BOOLEAN_ARRAY_VTABLE,
279 JTI_BYTE_ARRAY_VTABLE,
280 JTI_CHAR_ARRAY_VTABLE,
281 JTI_SHORT_ARRAY_VTABLE,
282 JTI_INT_ARRAY_VTABLE,
283 JTI_LONG_ARRAY_VTABLE,
284 JTI_FLOAT_ARRAY_VTABLE,
285 JTI_DOUBLE_ARRAY_VTABLE,
286 JTI_TYPE_IDENTIFIER_NODE,
287 JTI_INIT_IDENTIFIER_NODE,
288 JTI_CLINIT_IDENTIFIER_NODE,
289 JTI_FINIT_IDENTIFIER_NODE,
290 JTI_INSTINIT_IDENTIFIER_NODE,
291 JTI_FINIT_LEG_IDENTIFIER_NODE,
292 JTI_VOID_SIGNATURE_NODE,
293 JTI_LENGTH_IDENTIFIER_NODE,
294 JTI_FINALIZE_IDENTIFIER_NODE,
295 JTI_THIS_IDENTIFIER_NODE,
296 JTI_SUPER_IDENTIFIER_NODE,
297 JTI_CONTINUE_IDENTIFIER_NODE,
298 JTI_ACCESS0_IDENTIFIER_NODE,
299 JTI_CLASSDOLLAR_IDENTIFIER_NODE,
300 JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
302 JTI_RETURN_ADDRESS_TYPE_NODE,
304 JTI_BOOLEAN_TRUE_NODE,
305 JTI_BOOLEAN_FALSE_NODE,
309 JTI_DOUBLE_ZERO_NODE,
310 JTI_INTEGER_TWO_NODE,
311 JTI_INTEGER_FOUR_NODE,
314 JTI_METHODTABLE_TYPE,
315 JTI_METHODTABLE_PTR_TYPE,
318 JTI_UTF8CONST_PTR_TYPE,
323 JTI_CONSTANTS_TYPE_NODE,
326 JTI_FIELD_PTR_TYPE_NODE,
327 JTI_FIELD_INFO_UNION_NODE,
329 JTI_EXCEPTION_PTR_TYPE,
330 JTI_LINENUMBERENTRY_TYPE,
331 JTI_LINENUMBERS_TYPE,
332 JTI_METHOD_TYPE_NODE,
333 JTI_METHOD_PTR_TYPE_NODE,
338 JTI_ALLOC_OBJECT_NODE,
339 JTI_ALLOC_NO_FINALIZER_NODE,
340 JTI_SOFT_INSTANCEOF_NODE,
341 JTI_SOFT_CHECKCAST_NODE,
342 JTI_SOFT_INITCLASS_NODE,
343 JTI_SOFT_NEWARRAY_NODE,
344 JTI_SOFT_ANEWARRAY_NODE,
345 JTI_SOFT_MULTIANEWARRAY_NODE,
346 JTI_SOFT_BADARRAYINDEX_NODE,
347 JTI_SOFT_NULLPOINTER_NODE,
348 JTI_SOFT_CHECKARRAYSTORE_NODE,
349 JTI_SOFT_MONITORENTER_NODE,
350 JTI_SOFT_MONITOREXIT_NODE,
351 JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
352 JTI_SOFT_LOOKUPJNIMETHOD_NODE,
353 JTI_SOFT_GETJNIENVNEWFRAME_NODE,
354 JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
361 JTI_ACCESS_FLAGS_TYPE_NODE,
363 JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
366 JTI_CURRENT_CONSTANT_POOL_DATA_REF,
371 JTI_ALL_CLASS_FILENAME,
376 extern tree java_global_trees[JTI_MAX];
378 /* "Promoted types" that are used for primitive types smaller
379 than int. We could use int_type_node, but then we would lose
380 type information (such as needed for debugging). */
381 #define promoted_byte_type_node \
382 java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
383 #define promoted_short_type_node \
384 java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
385 #define promoted_char_type_node \
386 java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
387 #define promoted_boolean_type_node \
388 java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
390 #define byte_type_node \
391 java_global_trees[JTI_BYTE_TYPE_NODE]
392 #define short_type_node \
393 java_global_trees[JTI_SHORT_TYPE_NODE]
394 #define int_type_node \
395 java_global_trees[JTI_INT_TYPE_NODE]
396 #define long_type_node \
397 java_global_trees[JTI_LONG_TYPE_NODE]
399 #define unsigned_byte_type_node \
400 java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
401 #define unsigned_short_type_node \
402 java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
403 #define unsigned_int_type_node \
404 java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
405 #define unsigned_long_type_node \
406 java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
408 #define boolean_type_node \
409 java_global_trees[JTI_BOOLEAN_TYPE_NODE]
411 #define object_type_node \
412 java_global_trees[JTI_OBJECT_TYPE_NODE]
413 #define unqualified_object_id_node \
414 java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
415 #define object_ptr_type_node \
416 java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
417 #define string_type_node \
418 java_global_trees[JTI_STRING_TYPE_NODE]
419 #define string_ptr_type_node \
420 java_global_trees[JTI_STRING_PTR_TYPE_NODE]
421 #define throwable_type_node \
422 java_global_trees[JTI_THROWABLE_TYPE_NODE]
423 #define exception_type_node \
424 java_global_trees[JTI_EXCEPTION_TYPE_NODE]
425 #define runtime_exception_type_node \
426 java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
427 #define error_exception_type_node \
428 java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
429 #define rawdata_ptr_type_node \
430 java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
431 #define class_not_found_type_node \
432 java_global_trees[JTI_CLASS_NOT_FOUND_TYPE_NODE]
433 #define no_class_def_found_type_node \
434 java_global_trees[JTI_NO_CLASS_DEF_FOUND_TYPE_NODE]
436 #define byte_array_type_node \
437 java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
438 #define short_array_type_node \
439 java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
440 #define int_array_type_node \
441 java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
442 #define long_array_type_node \
443 java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
444 #define boolean_array_type_node \
445 java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
446 #define char_array_type_node \
447 java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
448 #define double_array_type_node \
449 java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
450 #define float_array_type_node \
451 java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
452 #define array_array_type_node \
453 java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
454 #define object_array_type_node \
455 java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
456 #define string_array_type_node \
457 java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
458 #define boolean_array_vtable \
459 java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
460 #define byte_array_vtable \
461 java_global_trees[JTI_BYTE_ARRAY_VTABLE]
462 #define char_array_vtable \
463 java_global_trees[JTI_CHAR_ARRAY_VTABLE]
464 #define short_array_vtable \
465 java_global_trees[JTI_SHORT_ARRAY_VTABLE]
466 #define int_array_vtable \
467 java_global_trees[JTI_INT_ARRAY_VTABLE]
468 #define long_array_vtable \
469 java_global_trees[JTI_LONG_ARRAY_VTABLE]
470 #define float_array_vtable \
471 java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
472 #define double_array_vtable \
473 java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
474 #define TYPE_identifier_node \
475 java_global_trees[JTI_TYPE_IDENTIFIER_NODE] /* "TYPE" */
476 #define init_identifier_node \
477 java_global_trees[JTI_INIT_IDENTIFIER_NODE] /* "<init>" */
478 #define clinit_identifier_node \
479 java_global_trees[JTI_CLINIT_IDENTIFIER_NODE] /* "<clinit>" */
480 #define finit_identifier_node \
481 java_global_trees[JTI_FINIT_IDENTIFIER_NODE] /* "finit$" */
482 #define finit_leg_identifier_node \
483 java_global_trees[JTI_FINIT_LEG_IDENTIFIER_NODE] /* "$finit$" */
484 /* FIXME "instinit$" and "finit$" should be merged */
485 #define instinit_identifier_node \
486 java_global_trees[JTI_INSTINIT_IDENTIFIER_NODE] /* "instinit$" */
487 #define void_signature_node \
488 java_global_trees[JTI_VOID_SIGNATURE_NODE] /* "()V" */
489 #define length_identifier_node \
490 java_global_trees[JTI_LENGTH_IDENTIFIER_NODE] /* "length" */
491 #define finalize_identifier_node \
492 java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE] /* "finalize" */
493 #define this_identifier_node \
494 java_global_trees[JTI_THIS_IDENTIFIER_NODE] /* "this" */
495 #define super_identifier_node \
496 java_global_trees[JTI_SUPER_IDENTIFIER_NODE] /* "super" */
497 #define continue_identifier_node \
498 java_global_trees[JTI_CONTINUE_IDENTIFIER_NODE] /* "continue" */
499 #define access0_identifier_node \
500 java_global_trees[JTI_ACCESS0_IDENTIFIER_NODE] /* "access$0" */
501 #define classdollar_identifier_node \
502 java_global_trees[JTI_CLASSDOLLAR_IDENTIFIER_NODE] /* "class$" */
503 #define one_elt_array_domain_type \
504 java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
505 /* The type of the return address of a subroutine. */
506 #define return_address_type_node \
507 java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
509 /* Nodes for boolean constants TRUE and FALSE. */
510 #define boolean_true_node \
511 java_global_trees[JTI_BOOLEAN_TRUE_NODE]
512 #define boolean_false_node \
513 java_global_trees[JTI_BOOLEAN_FALSE_NODE]
515 /* Integer constants not declared in tree.h. */
516 #define long_zero_node \
517 java_global_trees[JTI_LONG_ZERO_NODE]
518 #define float_zero_node \
519 java_global_trees[JTI_FLOAT_ZERO_NODE]
520 #define double_zero_node \
521 java_global_trees[JTI_DOUBLE_ZERO_NODE]
522 #define integer_two_node \
523 java_global_trees[JTI_INTEGER_TWO_NODE]
524 #define integer_four_node \
525 java_global_trees[JTI_INTEGER_FOUR_NODE]
526 #define empty_stmt_node \
527 java_global_trees[JTI_EMPTY_STMT_NODE]
529 /* The type for struct methodtable. */
530 #define methodtable_type \
531 java_global_trees[JTI_METHODTABLE_TYPE]
532 #define methodtable_ptr_type \
533 java_global_trees[JTI_METHODTABLE_PTR_TYPE]
535 #define utf8const_type \
536 java_global_trees[JTI_UTF8CONST_TYPE]
537 #define utf8const_ptr_type \
538 java_global_trees[JTI_UTF8CONST_PTR_TYPE]
540 #define class_type_node \
541 java_global_trees[JTI_CLASS_TYPE_NODE]
542 #define class_ptr_type \
543 java_global_trees[JTI_CLASS_PTR_TYPE]
544 #define field_type_node \
545 java_global_trees[JTI_FIELD_TYPE_NODE]
546 #define constants_type_node \
547 java_global_trees[JTI_CONSTANTS_TYPE_NODE]
548 #define dtable_type \
549 java_global_trees[JTI_DTABLE_TYPE]
550 #define dtable_ptr_type \
551 java_global_trees[JTI_DTABLE_PTR_TYPE]
552 #define field_ptr_type_node \
553 java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
554 #define field_info_union_node \
555 java_global_trees[JTI_FIELD_INFO_UNION_NODE]
556 #define jexception_type \
557 java_global_trees[JTI_EXCEPTION_TYPE]
558 #define jexception_ptr_type \
559 java_global_trees[JTI_EXCEPTION_PTR_TYPE]
560 #define lineNumberEntry_type \
561 java_global_trees[JTI_LINENUMBERENTRY_TYPE]
562 #define lineNumbers_type \
563 java_global_trees[JTI_LINENUMBERS_TYPE]
564 #define method_type_node \
565 java_global_trees[JTI_METHOD_TYPE_NODE]
566 #define method_ptr_type_node \
567 java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
569 #define end_params_node \
570 java_global_trees[JTI_END_PARAMS_NODE]
572 /* References to internal libjava functions we use. */
574 java_global_trees[JTI_THROW_NODE]
575 #define alloc_object_node \
576 java_global_trees[JTI_ALLOC_OBJECT_NODE]
577 #define alloc_no_finalizer_node \
578 java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
579 #define soft_instanceof_node \
580 java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
581 #define soft_checkcast_node \
582 java_global_trees[JTI_SOFT_CHECKCAST_NODE]
583 #define soft_initclass_node \
584 java_global_trees[JTI_SOFT_INITCLASS_NODE]
585 #define soft_newarray_node \
586 java_global_trees[JTI_SOFT_NEWARRAY_NODE]
587 #define soft_anewarray_node \
588 java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
589 #define soft_multianewarray_node \
590 java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
591 #define soft_badarrayindex_node \
592 java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
593 #define soft_nullpointer_node \
594 java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
595 #define soft_checkarraystore_node \
596 java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
597 #define soft_monitorenter_node \
598 java_global_trees[JTI_SOFT_MONITORENTER_NODE]
599 #define soft_monitorexit_node \
600 java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
601 #define soft_lookupinterfacemethod_node \
602 java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
603 #define soft_lookupjnimethod_node \
604 java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
605 #define soft_getjnienvnewframe_node \
606 java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
607 #define soft_jnipopsystemframe_node \
608 java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
609 #define soft_fmod_node \
610 java_global_trees[JTI_SOFT_FMOD_NODE]
611 #define soft_idiv_node \
612 java_global_trees[JTI_SOFT_IDIV_NODE]
613 #define soft_irem_node \
614 java_global_trees[JTI_SOFT_IREM_NODE]
615 #define soft_ldiv_node \
616 java_global_trees[JTI_SOFT_LDIV_NODE]
617 #define soft_lrem_node \
618 java_global_trees[JTI_SOFT_LREM_NODE]
620 #define access_flags_type_node \
621 java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
623 #define nativecode_ptr_array_type_node \
624 java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
626 #define PREDEF_FILENAMES_SIZE 10
627 extern tree predef_filenames[PREDEF_FILENAMES_SIZE];
629 #define nativecode_ptr_type_node ptr_type_node
631 /* They need to be reset before processing each class */
632 extern struct CPool *outgoing_cpool;
633 /* If non-NULL, an ADDR_EXPR referencing a VAR_DECL containing
634 the constant data array for the current class. */
635 #define current_constant_pool_data_ref \
636 java_global_trees[JTI_CURRENT_CONSTANT_POOL_DATA_REF]
638 #define wfl_operator \
639 java_global_trees[JTI_WFL_OPERATOR]
641 extern const char *cyclic_inheritance_report;
643 struct lang_identifier
645 struct tree_identifier ignore;
646 tree global_value, local_value;
648 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
649 * the Utf8Const representation of the identifier. */
653 /* Macros for access to language-specific slots in an identifier. */
654 /* Unless specified, each of these slots contains a DECL node or null. */
656 /* This represents the value which the identifier has in the
657 file-scope namespace. */
658 #define IDENTIFIER_GLOBAL_VALUE(NODE) \
659 (((struct lang_identifier *)(NODE))->global_value)
660 /* This represents the value which the identifier has in the current
662 #define IDENTIFIER_LOCAL_VALUE(NODE) \
663 (((struct lang_identifier *)(NODE))->local_value)
665 /* Given an identifier NODE, get the corresponding (non-handle) class.
666 For get_identifier ("java.lang.Number"), the result is
667 the struct whose DECL_ASSEMBLER_NAME is "Classjava_lang_Number". */
668 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
670 /* Given an identifier NODE, get the corresponding handle class.
671 For get_identifier ("java.lang.Number"), the result is
672 the struct whose DECL_ASSEMBLER_NAME is "Hjava_lang_Number". */
673 #define IDENTIFIER_HANDLECLASS_VALUE(NODE) ???
675 /* Given a signature of a reference (or array) type, or a method, return the
676 corresponding type (if one has been allocated).
677 Do not use for primitive types, since they may be ambiguous.
678 (E.g. is "I" a signature or a class name?) */
679 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
681 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains
682 the Utf8Const representation of the identifier. */
683 #define IDENTIFIER_UTF8_REF(NODE) \
684 (((struct lang_identifier *)(NODE))->utf8_ref)
686 #define IDENTIFIER_UTF8_DECL(NODE) \
687 TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
689 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
690 the position in the .class file of the method code.
691 Specifically, this is the code itself, not the code attribute. */
692 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->code_offset)
693 /* Similarly, the length of the bytecode. */
694 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->code_length)
695 /* Similarly, the position of the LineNumberTable attribute. */
696 #define DECL_LINENUMBERS_OFFSET(DECL) \
697 (DECL_LANG_SPECIFIC(DECL)->linenumbers_offset)
698 /* Similarly, the position of the LocalVariableTable attribute
699 (following the standard attribute header). */
700 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
701 (DECL_LANG_SPECIFIC(DECL)->localvariables_offset)
703 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->max_locals)
704 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->max_stack)
705 /* Number of local variable slots needed for the arguments of this function. */
706 #define DECL_ARG_SLOT_COUNT(DECL) (DECL_LANG_SPECIFIC(DECL)->arg_slot_count)
707 /* Information on declaration location */
708 #define DECL_FUNCTION_WFL(DECL) (DECL_LANG_SPECIFIC(DECL)->wfl)
709 /* List of checked thrown exceptions, as specified with the `throws'
711 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->throws_list)
712 /* List of other constructors of the same class that this constructor
714 #define DECL_CONSTRUCTOR_CALLS(DECL) \
715 (DECL_LANG_SPECIFIC(DECL)->called_constructor)
716 /* When the function is an access function, the DECL it was trying to
718 #define DECL_FUNCTION_ACCESS_DECL(DECL) \
719 (DECL_LANG_SPECIFIC(DECL)->called_constructor)
720 /* The identifier of the access method used to invoke this method from
722 #define DECL_FUNCTION_INNER_ACCESS(DECL) \
723 (DECL_LANG_SPECIFIC(DECL)->inner_access)
724 /* Pointer to the function's current's COMPOUND_EXPR tree (while
725 completing its body) or the function's block */
726 #define DECL_FUNCTION_BODY(DECL) (DECL_LANG_SPECIFIC(DECL)->function_decl_body)
727 /* How specific the function is (for method selection - Java source
729 #define DECL_SPECIFIC_COUNT(DECL) DECL_ARG_SLOT_COUNT(DECL)
730 /* For each function decl, init_test_table contains a hash table whose
731 entries are keyed on class names, and whose values are local
732 boolean decls. The variables are intended to be TRUE when the
733 class has been initialized in this function, and FALSE otherwise. */
734 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
735 (DECL_LANG_SPECIFIC(DECL)->init_test_table)
736 /* If LOCAL_CLASS_INITIALIZATION_FLAG_P(decl), give class it initializes. */
737 #define DECL_FUNCTION_INIT_TEST_CLASS(DECL) \
738 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(DECL))->slot_chain)
739 /* For each static function decl, itc contains a hash table whose
740 entries are keyed on class named that are definitively initialized
742 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
743 (DECL_LANG_SPECIFIC(DECL)->ict)
744 /* A list of all the static method calls in the method DECL (if optimizing).
745 Actually each TREE_VALUE points to a COMPONT_EXPR that wraps the
746 invoation so we can later patch it. */
747 #define DECL_FUNCTION_STATIC_METHOD_INVOCATION_COMPOUND(DECL) \
748 (DECL_LANG_SPECIFIC(DECL)->smic)
749 /* The Number of Artificial Parameters (NAP) DECL contains. this$<n>
750 is excluded, because sometimes created as a parameter before the
751 function decl exists. */
752 #define DECL_FUNCTION_NAP(DECL) (DECL_LANG_SPECIFIC(DECL)->nap)
753 /* True if DECL is a synthetic ctor. */
754 #define DECL_FUNCTION_SYNTHETIC_CTOR(DECL) \
755 (DECL_LANG_SPECIFIC(DECL)->synthetic_ctor)
756 #define DECL_FIXED_CONSTRUCTOR_P(DECL) (DECL_LANG_SPECIFIC(DECL)->fixed_ctor)
758 /* A constructor that calls this. */
759 #define DECL_INIT_CALLS_THIS(DECL) (DECL_LANG_SPECIFIC(DECL)->init_calls_this)
761 /* True when DECL aliases an outer context local variable. */
762 #define FIELD_LOCAL_ALIAS(DECL) DECL_LANG_FLAG_6 (DECL)
764 /* True when DECL, which aliases an outer context local variable is
765 used by the inner classe */
766 #define FIELD_LOCAL_ALIAS_USED(DECL) DECL_LANG_FLAG_7 (DECL)
768 /* True when DECL is a this$<n> field. Note that
769 FIELD_LOCAL_ALIAS_USED can be differenciated when tested against
770 FIELD_LOCAL_ALIAS. */
771 #define FIELD_THISN(DECL) DECL_LANG_FLAG_7 (DECL)
773 /* In a LABEL_DECL, a TREE_VEC that saves the type_map at that point. */
774 #define LABEL_TYPE_STATE(NODE) (DECL_INITIAL (NODE))
776 /* In the label of a subroutine, a dummy label that records the
777 state following a merge of all the ret instructions in this subroutine. */
778 #define LABEL_RETURN_LABEL(DECL) DECL_ARGUMENTS(DECL)
780 /* In the label of a sub-routine, records the type state at return.
781 * A local may be TYPE_UNUSED, which means that the local is not
782 * used (stored to or loaded from) in this subroutine - at least for
783 * code that we have verified so far. */
784 #define LABEL_RETURN_TYPE_STATE(NODE) LABEL_TYPE_STATE (LABEL_RETURN_LABEL (NODE))
786 /* In a TREE_VEC for a LABEL_RETURN_TYPE_STATE, notes that
787 TREE_VEC_LENGTH has been adjusted to the correct stack size. */
788 #define RETURN_MAP_ADJUSTED(NODE) TREE_LANG_FLAG_2(NODE)
790 /* In the label of a sub-routine, a chain of the return location labels. */
791 #define LABEL_RETURN_LABELS(node) \
792 (LABEL_DECL_CHECK (LABEL_RETURN_LABEL(node))->decl.result)
794 /* In a LABEL_DECL, the next pending label.
795 See pending_blocks in expr.c. */
796 #define LABEL_PENDING_CHAIN(NODE) (LABEL_DECL_CHECK (NODE)->decl.result)
798 /* In a LABEL_DECL, the corresponding bytecode program counter. */
799 #define LABEL_PC(NODE) ((NODE)->decl.u2.i)
801 /* Used during verification to mark the label has "changed". (See JVM Spec). */
802 #define LABEL_CHANGED(NODE) DECL_LANG_FLAG_6(NODE)
804 /* In a LABEL_DECL, true if we have verified instructions starting here. */
805 #define LABEL_VERIFIED(NODE) (instruction_bits[LABEL_PC(NODE)]&BCODE_VERIFIED)
807 /* True if this code is within a subroutine (target of a jsr). */
808 #define LABEL_IN_SUBR(NODE) DECL_LANG_FLAG_4(NODE)
809 /* True if this code is the start of a subroutine (target of a jsr). */
810 #define LABEL_IS_SUBR_START(NODE) DECL_LANG_FLAG_5(NODE)
812 /* In a LABEL_DECL, if LABEL_IN_SUBR(NODE), points to start of subroutine. */
813 #define LABEL_SUBR_START(NODE) DECL_ABSTRACT_ORIGIN(NODE)
815 /* In a LABEL_DECL that has LABEL_IS_SUBR_START, this points to the start
816 of surrounding subroutine in the case of a nested subroutine,
817 and NULL_TREE otherwise. */
818 #define LABEL_SUBR_CONTEXT(NODE) DECL_CONTEXT (LABEL_RETURN_LABEL (NODE))
820 /* The slot number for this local variable. */
821 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
822 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(NODE))->slot_number)
823 /* The start (bytecode) pc for the valid range of this local variable. */
824 #define DECL_LOCAL_START_PC(NODE) \
825 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(NODE))->start_pc)
826 /* The end (bytecode) pc for the valid range of this local variable. */
827 #define DECL_LOCAL_END_PC(NODE) \
828 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(NODE))->end_pc)
829 /* For a VAR_DECLor PARM_DECL, used to chain decls with the same
830 slot_number in decl_map. */
831 #define DECL_LOCAL_SLOT_CHAIN(NODE) \
832 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(NODE))->slot_chain)
833 /* For a FIELD_DECL, holds the name of the access method. Used to
834 read/write the content of the field from an inner class. */
835 #define FIELD_INNER_ACCESS(DECL) \
836 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(DECL))->am)
837 /* Safely tests whether FIELD_INNER_ACCESS exists or not. */
838 #define FIELD_INNER_ACCESS_P(DECL) \
839 DECL_LANG_SPECIFIC (DECL) && FIELD_INNER_ACCESS (DECL)
840 /* True if a final variable was initialized upon its declaration,
841 or (if a field) in an initializer. Set after definite assignment. */
842 #define DECL_FIELD_FINAL_IUD(NODE) \
843 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(NODE))->final_iud)
844 /* The original WFL of a final variable. */
845 #define DECL_FIELD_FINAL_WFL(NODE) \
846 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(NODE))->wfl)
847 /* True if NODE is a local variable final. */
848 #define LOCAL_FINAL_P(NODE) (DECL_LANG_SPECIFIC (NODE) && DECL_FINAL (NODE))
849 /* True if NODE is a final field. */
850 #define FINAL_VARIABLE_P(NODE) (FIELD_FINAL (NODE) && !FIELD_STATIC (NODE))
851 /* True if NODE is a class final field. */
852 #define CLASS_FINAL_VARIABLE_P(NODE) \
853 (FIELD_FINAL (NODE) && FIELD_STATIC (NODE))
854 /* True if NODE is a class initialization flag. This macro accesses
855 the flag to read or set it. */
856 #define LOCAL_CLASS_INITIALIZATION_FLAG(NODE) \
857 (((struct lang_decl_var*)DECL_LANG_SPECIFIC(NODE))->cif)
858 /* True if NODE is a class initialization flag. */
859 #define LOCAL_CLASS_INITIALIZATION_FLAG_P(NODE) \
860 (DECL_LANG_SPECIFIC (NODE) && LOCAL_CLASS_INITIALIZATION_FLAG(NODE))
861 /* Create a DECL_LANG_SPECIFIC if necessary. */
862 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T) \
863 if (DECL_LANG_SPECIFIC (T) == NULL) \
865 DECL_LANG_SPECIFIC ((T)) \
866 = ((struct lang_decl *) \
867 ggc_alloc_cleared (sizeof (struct lang_decl_var))); \
870 /* A ConstantExpression, after folding and name resolution. */
871 #define CONSTANT_VALUE_P(NODE) \
872 (TREE_CODE (NODE) == STRING_CST \
873 || (TREE_CODE (NODE) == INTEGER_CST \
874 && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
875 || TREE_CODE (NODE) == REAL_CST)
877 /* For a local VAR_DECL, holds the index into a words bitstring that
878 specifies if this decl is definitively assigned.
879 The value -1 means the variable has been definitely assigned (and not
880 definitely unassigned). The value -2 means we already reported an error. */
881 #define DECL_BIT_INDEX(DECL) (DECL_CHECK (DECL)->decl.pointer_alias_set)
883 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
886 /* tree chain; not yet used. */
889 long linenumbers_offset;
890 long localvariables_offset;
892 int max_locals, max_stack, arg_slot_count;
893 tree wfl; /* Information on the original location */
894 tree throws_list; /* Exception specified by `throws' */
895 tree function_decl_body; /* Hold all function's statements */
896 tree called_constructor; /* When decl is a constructor, the
897 list of other constructor it calls */
898 struct hash_table init_test_table;
899 /* Class initialization test variables */
900 struct hash_table ict; /* Initialized (static) Class Table */
901 tree smic; /* Static method invocation compound */
902 tree inner_access; /* The identifier of the access method
903 used for invocation from inner classes */
904 int nap; /* Number of artificial parameters */
905 unsigned int native : 1; /* Nonzero if this is a native method */
906 unsigned int synthetic_ctor : 1; /* Nonzero if this is a synthetic ctor */
907 unsigned int init_final : 1; /* Nonzero all finals are initialized */
908 unsigned int fixed_ctor : 1;
909 unsigned int init_calls_this : 1;
912 /* init_test_table hash table entry structure. */
913 struct init_test_hash_entry
915 struct hash_entry root;
919 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
920 (access methods on outer class fields) and final fields. */
927 tree am; /* Access method for this field (1.1) */
928 tree wfl; /* Original wfl */
929 unsigned int final_iud : 1; /* Final initialized upon declaration */
930 unsigned int cif : 1; /* True: decl is a class initialization flag */
933 /* Macro to access fields in `struct lang_type'. */
935 #define TYPE_SIGNATURE(T) (TYPE_LANG_SPECIFIC(T)->signature)
936 #define TYPE_JCF(T) (TYPE_LANG_SPECIFIC(T)->jcf)
937 #define TYPE_CPOOL(T) (TYPE_LANG_SPECIFIC(T)->cpool)
938 #define TYPE_CPOOL_DATA_REF(T) (TYPE_LANG_SPECIFIC(T)->cpool_data_ref)
939 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
940 if (TYPE_LANG_SPECIFIC ((T)) == NULL) \
942 TYPE_LANG_SPECIFIC ((T)) = \
943 ((struct lang_type *) \
944 ggc_alloc_cleared (sizeof (struct lang_type))); \
947 #define TYPE_FINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->finit_stmt_list)
948 #define TYPE_CLINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->clinit_stmt_list)
949 #define TYPE_II_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->ii_block)
950 /* The decl of the synthetic method `class$' used to handle `.class'
951 for non primitive types when compiling to bytecode. */
952 #define TYPE_DOT_CLASS(T) (TYPE_LANG_SPECIFIC(T)->dot_class)
953 #define TYPE_PACKAGE_LIST(T) (TYPE_LANG_SPECIFIC(T)->package_list)
954 #define TYPE_IMPORT_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_list)
955 #define TYPE_IMPORT_DEMAND_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_demand_list)
956 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->pic)
957 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->poic)
964 tree cpool_data_ref; /* Cached */
965 tree finit_stmt_list; /* List of statements $finit$ will use */
966 tree clinit_stmt_list; /* List of statements <clinit> will use */
967 tree ii_block; /* Instance initializer block */
968 tree dot_class; /* The decl of the `class$' function that
969 needs to be invoked and generated when
970 compiling to bytecode to implement
971 <non_primitive_type>.class */
972 tree package_list; /* List of package names, progressive */
973 tree import_list; /* Imported types, in the CU of this class */
974 tree import_demand_list; /* Imported types, in the CU of this class */
975 unsigned pic:1; /* Private Inner Class. */
976 unsigned poic:1; /* Protected Inner Class. */
979 #ifdef JAVA_USE_HANDLES
980 /* TYPE_BINFO_HANDLE points from a handle-class to its corresponding
981 non-handle-class, and vice verse. */
983 #define BINFO_HANDLE(NODE) TREE_VEC_ELT ((NODE), 6)
985 /* Given a RECORD_TYPE for a handle type, return the corresponding class. */
986 #define HANDLE_TO_CLASS_TYPE(HTYPE) BINFO_HANDLE (TYPE_BINFO (HTYPE))
988 /* Given a RECORD_TYPE for a class, return the corresponding handle type. */
989 #define CLASS_TO_HANDLE_TYPE(TYPE) BINFO_HANDLE (TYPE_BINFO (TYPE))
991 #define HANDLE_TO_CLASS_TYPE(HTYPE) (HTYPE)
992 #define CLASS_TO_HANDLE_TYPE(TYPE) (TYPE)
995 #define JCF_u4 unsigned long
996 #define JCF_u2 unsigned short
998 extern void java_set_yydebug PARAMS ((int));
999 extern void add_assume_compiled PARAMS ((const char *, int));
1000 extern tree lookup_class PARAMS ((tree));
1001 extern tree lookup_java_constructor PARAMS ((tree, tree));
1002 extern tree lookup_java_method PARAMS ((tree, tree, tree));
1003 extern tree lookup_argument_method PARAMS ((tree, tree, tree));
1004 extern tree lookup_argument_method2 PARAMS ((tree, tree, tree));
1005 extern int has_method PARAMS ((tree, tree));
1006 extern tree promote_type PARAMS ((tree));
1007 extern tree get_constant PARAMS ((struct JCF*, int));
1008 extern tree get_name_constant PARAMS ((struct JCF*, int));
1009 extern tree get_class_constant PARAMS ((struct JCF*, int));
1010 extern tree parse_signature PARAMS ((struct JCF *jcf, int sig_index));
1011 extern tree add_field PARAMS ((tree, tree, tree, int));
1012 extern tree add_method PARAMS ((tree, int, tree, tree));
1013 extern tree add_method_1 PARAMS ((tree, int, tree, tree));
1014 extern tree make_class PARAMS ((void));
1015 extern tree push_class PARAMS ((tree, tree));
1016 extern tree unmangle_classname PARAMS ((const char *name, int name_length));
1017 extern tree parse_signature_string PARAMS ((const unsigned char *, int));
1018 extern tree get_type_from_signature PARAMS ((tree));
1019 extern void layout_class PARAMS ((tree));
1020 extern tree layout_class_method PARAMS ((tree, tree, tree, tree));
1021 extern void layout_class_methods PARAMS ((tree));
1022 extern tree build_class_ref PARAMS ((tree));
1023 extern tree build_dtable_decl PARAMS ((tree));
1024 extern tree build_internal_class_name PARAMS ((tree));
1025 extern tree build_constants_constructor PARAMS ((void));
1026 extern tree build_ref_from_constant_pool PARAMS ((int));
1027 void compile_resource_file PARAMS ((char *, char *));
1028 extern tree build_utf8_ref PARAMS ((tree));
1029 extern tree ident_subst PARAMS ((const char*, int,
1030 const char*, int, int, const char*));
1031 extern tree identifier_subst PARAMS ((const tree,
1032 const char *, int, int, const char *));
1033 extern void java_init_decl_processing PARAMS ((void));
1034 extern tree build_java_signature PARAMS ((tree));
1035 extern tree build_java_argument_signature PARAMS ((tree));
1036 extern void set_java_signature PARAMS ((tree, tree));
1037 extern tree build_static_field_ref PARAMS ((tree));
1038 extern tree build_address_of PARAMS ((tree));
1039 extern tree find_local_variable PARAMS ((int index, tree type, int pc));
1040 extern tree find_stack_slot PARAMS ((int index, tree type));
1041 extern tree build_prim_array_type PARAMS ((tree, HOST_WIDE_INT));
1042 extern tree build_java_array_type PARAMS ((tree, HOST_WIDE_INT));
1043 extern int is_compiled_class PARAMS ((tree));
1044 extern tree mangled_classname PARAMS ((const char*, tree));
1045 extern tree lookup_label PARAMS ((int));
1046 extern tree pop_type_0 PARAMS ((tree, char**));
1047 extern tree pop_type PARAMS ((tree));
1048 extern tree decode_newarray_type PARAMS ((int));
1049 extern tree lookup_field PARAMS ((tree*, tree));
1050 extern int is_array_type_p PARAMS ((tree));
1051 extern HOST_WIDE_INT java_array_type_length PARAMS ((tree));
1052 extern int read_class PARAMS ((tree));
1053 extern void load_class PARAMS ((tree, int));
1055 extern tree lookup_name PARAMS ((tree));
1056 extern tree build_known_method_ref PARAMS ((tree, tree, tree, tree, tree));
1057 extern tree build_class_init PARAMS ((tree, tree));
1058 extern tree build_invokevirtual PARAMS ((tree, tree));
1059 extern tree build_invokeinterface PARAMS ((tree, tree));
1060 extern tree build_jni_stub PARAMS ((tree));
1061 extern tree invoke_build_dtable PARAMS ((int, tree));
1062 extern tree build_field_ref PARAMS ((tree, tree, tree));
1063 extern void pushdecl_force_head PARAMS ((tree));
1064 extern tree build_java_binop PARAMS ((enum tree_code, tree, tree, tree));
1065 extern tree build_java_soft_divmod PARAMS ((enum tree_code, tree, tree, tree));
1066 extern tree binary_numeric_promotion PARAMS ((tree, tree, tree *, tree *));
1067 extern tree build_java_arrayaccess PARAMS ((tree, tree, tree));
1068 extern tree build_newarray PARAMS ((int, tree));
1069 extern tree build_anewarray PARAMS ((tree, tree));
1070 extern tree build_new_array PARAMS ((tree, tree));
1071 extern tree build_java_array_length_access PARAMS ((tree));
1072 extern tree build_java_arraynull_check PARAMS ((tree, tree, tree));
1073 extern tree build_java_indirect_ref PARAMS ((tree, tree, int));
1074 extern tree java_check_reference PARAMS ((tree, int));
1075 extern tree build_get_class PARAMS ((tree));
1076 extern tree build_instanceof PARAMS ((tree, tree));
1077 extern tree create_label_decl PARAMS ((tree));
1078 extern void push_labeled_block PARAMS ((tree));
1079 extern tree prepare_eh_table_type PARAMS ((tree));
1080 extern tree build_exception_object_ref PARAMS ((tree));
1081 extern void java_set_exception_lang_code PARAMS ((void));
1082 extern tree generate_name PARAMS ((void));
1083 extern void pop_labeled_block PARAMS ((void));
1084 extern const char *lang_printable_name PARAMS ((tree, int));
1085 extern tree maybe_add_interface PARAMS ((tree, tree));
1086 extern void set_super_info PARAMS ((int, tree, tree, int));
1087 extern void set_class_decl_access_flags PARAMS ((int, tree));
1088 extern int get_access_flags_from_decl PARAMS ((tree));
1089 extern int interface_of_p PARAMS ((tree, tree));
1090 extern int inherits_from_p PARAMS ((tree, tree));
1091 extern int common_enclosing_context_p PARAMS ((tree, tree));
1092 extern int enclosing_context_p PARAMS ((tree, tree));
1093 extern void complete_start_java_method PARAMS ((tree));
1094 extern tree build_result_decl PARAMS ((tree));
1095 extern void emit_handlers PARAMS ((void));
1096 extern void init_outgoing_cpool PARAMS ((void));
1097 extern void make_class_data PARAMS ((tree));
1098 extern void register_class PARAMS ((void));
1099 extern int alloc_name_constant PARAMS ((int, tree));
1100 extern void emit_register_classes PARAMS ((void));
1101 extern void lang_init_source PARAMS ((int));
1102 extern void write_classfile PARAMS ((tree));
1103 extern char *print_int_node PARAMS ((tree));
1104 extern void parse_error_context PARAMS ((tree cl, const char *, ...))
1106 extern void finish_class PARAMS ((void));
1107 extern void java_layout_seen_class_methods PARAMS ((void));
1108 extern void check_for_initialization PARAMS ((tree, tree));
1110 extern tree pushdecl_top_level PARAMS ((tree));
1111 extern int alloc_class_constant PARAMS ((tree));
1112 extern void init_expr_processing PARAMS ((void));
1113 extern void push_super_field PARAMS ((tree, tree));
1114 extern void init_class_processing PARAMS ((void));
1115 extern int can_widen_reference_to PARAMS ((tree, tree));
1116 extern int class_depth PARAMS ((tree));
1117 extern int verify_jvm_instructions PARAMS ((struct JCF *, const unsigned char *, long));
1118 extern void maybe_pushlevels PARAMS ((int));
1119 extern void maybe_poplevels PARAMS ((int));
1120 extern void force_poplevels PARAMS ((int));
1121 extern int process_jvm_instruction PARAMS ((int, const unsigned char *, long));
1122 extern int maybe_adjust_start_pc PARAMS ((struct JCF *, int, int, int));
1123 extern void set_local_type PARAMS ((int, tree));
1124 extern int merge_type_state PARAMS ((tree));
1125 extern int push_type_0 PARAMS ((tree));
1126 extern void push_type PARAMS ((tree));
1127 extern void load_type_state PARAMS ((tree));
1128 extern void add_interface PARAMS ((tree, tree));
1129 extern tree force_evaluation_order PARAMS ((tree));
1130 extern int verify_constant_pool PARAMS ((struct JCF *));
1131 extern void start_java_method PARAMS ((tree));
1132 extern void end_java_method PARAMS ((void));
1133 extern void give_name_to_locals PARAMS ((struct JCF *));
1134 extern void note_instructions PARAMS ((struct JCF *, tree));
1135 extern void expand_byte_code PARAMS ((struct JCF *, tree));
1136 extern int open_in_zip PARAMS ((struct JCF *, const char *, const char *, int));
1137 extern void set_constant_value PARAMS ((tree, tree));
1139 extern int find_constant1 PARAMS ((struct CPool *, int, jword));
1140 extern int find_constant2 PARAMS ((struct CPool *, int, jword, jword));
1142 extern int find_utf8_constant PARAMS ((struct CPool *, tree));
1143 extern int find_string_constant PARAMS ((struct CPool *, tree));
1144 extern int find_class_constant PARAMS ((struct CPool *, tree));
1145 extern int find_fieldref_index PARAMS ((struct CPool *, tree));
1146 extern int find_methodref_index PARAMS ((struct CPool *, tree));
1147 extern int find_methodref_with_class_index PARAMS ((struct CPool *, tree, tree));
1148 extern void write_constant_pool PARAMS ((struct CPool *, unsigned char *, int));
1149 extern int count_constant_pool_bytes PARAMS ((struct CPool *));
1150 extern int encode_newarray_type PARAMS ((tree));
1152 extern void format_int PARAMS ((char *, jlong, int));
1153 extern void format_uint PARAMS ((char *, uint64, int));
1155 extern void jcf_trim_old_input PARAMS ((struct JCF *));
1157 extern void jcf_print_utf8 PARAMS ((FILE *, const unsigned char *, int));
1158 extern void jcf_print_char PARAMS ((FILE *, int));
1159 extern void jcf_print_utf8_replace PARAMS ((FILE *, const unsigned char *,
1162 extern const char* open_class PARAMS ((const char *, struct JCF *,
1163 FILE *, const char *));
1165 extern const char* open_class PARAMS ((const char *, struct JCF *,
1166 int, const char *));
1167 # endif /* JCF_USE_STDIO */
1169 extern void java_debug_context PARAMS ((void));
1170 extern void safe_layout_class PARAMS ((tree));
1172 extern tree get_boehm_type_descriptor PARAMS ((tree));
1173 extern bool class_has_finalize_method PARAMS ((tree));
1174 extern unsigned long java_hash_hash_tree_node PARAMS ((hash_table_key));
1175 extern bool java_hash_compare_tree_node PARAMS ((hash_table_key,
1177 extern bool attach_initialized_static_class PARAMS ((struct hash_entry *,
1179 extern void java_check_methods PARAMS ((tree));
1180 extern void init_jcf_parse PARAMS((void));
1181 extern void init_src_parse PARAMS((void));
1183 extern int cxx_keyword_p PARAMS ((const char *, int));
1184 extern tree java_mangle_decl PARAMS ((struct obstack *, tree));
1185 extern tree java_mangle_class_field PARAMS ((struct obstack *, tree));
1186 extern tree java_mangle_class_field_from_string PARAMS ((struct obstack *, char *));
1187 extern tree java_mangle_vtable PARAMS ((struct obstack *, tree));
1188 extern const char *lang_printable_name_wls PARAMS ((tree, int));
1189 extern void append_gpp_mangled_name PARAMS ((const char *, int));
1191 /* We use ARGS_SIZE_RTX to indicate that gcc/expr.h has been included
1192 to declare `enum expand_modifier'. */
1193 #if defined (TREE_CODE) && defined(RTX_CODE) && defined (HAVE_MACHINE_MODES) && defined (ARGS_SIZE_RTX)
1194 struct rtx_def * java_lang_expand_expr PARAMS ((tree, rtx, enum machine_mode,
1195 enum expand_modifier));
1196 #endif /* TREE_CODE && RTX_CODE && HAVE_MACHINE_MODES && ARGS_SIZE_RTX */
1198 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1200 /* Access flags etc for a method (a FUNCTION_DECL): */
1202 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1203 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1204 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1205 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (DECL)
1206 #define METHOD_FINAL(DECL) DECL_FINAL (DECL)
1207 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (DECL)
1208 #define METHOD_NATIVE(DECL) (DECL_LANG_SPECIFIC(DECL)->native)
1209 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1210 #define METHOD_TRANSIENT(DECL) DECL_LANG_FLAG_6 (DECL)
1212 #define JAVA_FILE_P(NODE) TREE_LANG_FLAG_2 (NODE)
1213 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1214 #define ZIP_FILE_P(NODE) TREE_LANG_FLAG_4 (NODE)
1216 /* Other predicates on method decls */
1218 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7(DECL)
1220 #define DECL_INIT_P(DECL) (ID_INIT_P (DECL_NAME (DECL)))
1221 #define DECL_FINIT_P(DECL) (ID_FINIT_P (DECL_NAME (DECL)))
1222 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1223 #define DECL_INSTINIT_P(DECL) (ID_INSTINIT_P (DECL_NAME (DECL)))
1225 /* Predicates on method identifiers. Kept close to other macros using
1227 #define ID_INIT_P(ID) ((ID) == init_identifier_node)
1228 /* Match ID to either `$finit$' or `finit$', so that `$finit$'
1229 continues to be recognized as an equivalent to `finit$' which is
1230 now the prefered name used for the field initialization special
1232 #define ID_FINIT_P(ID) ((ID) == finit_identifier_node \
1233 || (ID) == finit_leg_identifier_node)
1234 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1235 #define ID_CLASSDOLLAR_P(ID) ((ID) == classdollar_identifier_node)
1236 #define ID_INSTINIT_P(ID) ((ID) == instinit_identifier_node)
1238 /* Access flags etc for a variable/field (a FIELD_DECL): */
1240 #define FIELD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1241 #define FIELD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1242 #define FIELD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1243 #define FIELD_STATIC(DECL) TREE_STATIC (DECL)
1244 #define FIELD_FINAL(DECL) DECL_FINAL (DECL)
1245 #define FIELD_VOLATILE(DECL) DECL_LANG_FLAG_4 (DECL)
1246 #define FIELD_TRANSIENT(DECL) DECL_LANG_FLAG_5 (DECL)
1248 /* Access flags etc for a class (a TYPE_DECL): */
1250 #define CLASS_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1251 #define CLASS_FINAL(DECL) DECL_FINAL (DECL)
1252 #define CLASS_INTERFACE(DECL) DECL_LANG_FLAG_4 (DECL)
1253 #define CLASS_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1254 #define CLASS_SUPER(DECL) DECL_LANG_FLAG_6 (DECL)
1255 #define CLASS_STATIC(DECL) DECL_LANG_FLAG_7 (DECL)
1256 #define CLASS_PRIVATE(DECL) (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1257 #define CLASS_PROTECTED(DECL) (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1259 /* @deprecated marker flag on methods, fields and classes */
1261 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1262 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1263 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1264 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1266 /* The number of virtual methods in this class's dispatch table.
1267 Does not include initial two dummy entries (one points to the
1268 Class object, and the other is for G++ -fvtable-thunks compatibility). */
1269 #define TYPE_NVIRTUALS(TYPE) TYPE_BINFO_VIRTUALS (TYPE)
1271 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1273 #define TYPE_VTABLE(TYPE) TYPE_BINFO_VTABLE(TYPE)
1275 /* Use CLASS_LOADED_P? FIXME */
1276 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1278 /* This maps a bytecode offset (PC) to various flags,
1279 listed below (starting with BCODE_). */
1280 extern char *instruction_bits;
1282 /* True iff the byte is the start of an instruction. */
1283 #define BCODE_INSTRUCTION_START 1
1285 /* True iff there is a jump to this location. */
1286 #define BCODE_JUMP_TARGET 2
1288 /* True iff there is a return to this location.
1289 (I.e. the preceedng instruction was a call.) */
1290 #define BCODE_RETURN_TARGET 4
1292 /* True iff this is the start of an exception handler. */
1293 #define BCODE_EXCEPTION_TARGET 16
1295 /* True iff there is a jump to this location (and it needs a label). */
1296 #define BCODE_TARGET \
1297 (BCODE_JUMP_TARGET|BCODE_RETURN_TARGET \
1298 | BCODE_EXCEPTION_TARGET)
1300 /* True iff there is an entry in the linenumber table for this location. */
1301 #define BCODE_HAS_LINENUMBER 32
1303 /* True iff there is more than one entry in the linenumber table for
1304 this location. (This probably does not make much sense.) */
1305 #define BCODE_HAS_MULTI_LINENUMBERS 64
1307 /* True if this instruction has been verified. */
1308 #define BCODE_VERIFIED 8
1310 /* A pointer to the line number table of the current method. */
1311 extern const unsigned char *linenumber_table;
1312 /* The length (in items) of the line number table. */
1313 extern int linenumber_count;
1315 /* In type_map, means that slot is uninitialized or otherwise unusable. */
1316 #define TYPE_UNKNOWN NULL_TREE
1318 /* In type_map, means the second half of a 64-bit double or long. */
1319 #define TYPE_SECOND void_type_node
1321 /* In type_map, means the null type (i.e. type of a null reference). */
1322 #define TYPE_NULL ptr_type_node
1324 /* In a type map means the type the address subroutine return address. */
1325 #define TYPE_RETURN_ADDR return_address_type_node
1327 /* In a subroutine's return type map, indicates that the slot was neither
1328 used nor set in the subroutine. */
1329 #define TYPE_UNUSED error_mark_node
1331 /* When returned from pop_type_0, indicates stack underflow. */
1332 #define TYPE_UNDERFLOW integer_zero_node
1334 /* When returned from pop_type_0, indicates a type mismatch. */
1335 #define TYPE_UNEXPECTED NULL_TREE
1337 /* A array mapping variable/stack slot index to the type current
1338 in that variable/stack slot.
1339 TYPE_UNKNOWN, TYPE_SECOND, and TYPE_NULL are special cases. */
1340 extern tree *type_map;
1342 /* Map a stack index to the type currently in that slot. */
1343 #define stack_type_map (type_map+DECL_MAX_LOCALS(current_function_decl))
1345 /* True iff TYPE takes two variable/stack slots. */
1346 #define TYPE_IS_WIDE(TYPE) \
1347 ((TYPE) == double_type_node || (TYPE) == long_type_node)
1349 /* True iif CLASS has it's access$0 method generated. */
1350 #define CLASS_ACCESS0_GENERATED_P(CLASS) TYPE_LANG_FLAG_0 (CLASS)
1352 /* True iff TYPE is a Java array type. */
1353 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1355 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1356 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1358 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1359 #define TYPE_ARGUMENT_SIGNATURE(TYPE) TYPE_VFIELD(TYPE)
1361 /* Given an array type, give the type of the elements. */
1362 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1363 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE(ATYPE)
1365 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1366 (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1367 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1368 && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1370 /* True if class TYPE has been parsed (first pass). */
1371 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1373 /* True if class TYPE was defined in Java source code. */
1374 #define CLASS_FROM_SOURCE_P(TYPE) TYPE_LANG_FLAG_3 (TYPE)
1376 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1377 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1379 /* True if class TYPE was requested (on command line) to be compiled.*/
1380 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) \
1381 TYPE_LANG_FLAG_5 (TYPE)
1383 /* True if class TYPE is currently being laid out. Helps in detection
1384 of inheritance cycle occuring as a side effect of performing the
1385 layout of a class. */
1386 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1388 /* True if class TYPE is currently being laid out. Helps in detection
1389 of inheritance cycle occuring as a side effect of performing the
1390 layout of a class. */
1391 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1393 /* True if class TYPE has a field initializer $finit$ function */
1394 #define CLASS_HAS_FINIT_P(TYPE) TYPE_FINIT_STMT_LIST (TYPE)
1396 /* True if identifier ID was seen while processing a single type import stmt */
1397 #define IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P(ID) TREE_LANG_FLAG_0 (ID)
1399 /* True if identifier ID was seen while processing an import statement */
1400 #define IS_A_CLASSFILE_NAME(ID) TREE_LANG_FLAG_1 (ID)
1402 /* True if ID is a qualified named (contains . or /) */
1403 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1405 /* True if ID is an already processed import on demand */
1406 #define IS_AN_IMPORT_ON_DEMAND_P(ID) TREE_LANG_FLAG_3 (ID)
1408 /* True if ID is a command-line specified filename */
1409 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1411 /* True if filename ID has already been parsed */
1412 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1414 /* True if EXPR is RHS sub-tree of a compound assign expression */
1415 #define COMPOUND_ASSIGN_P(EXPR) TREE_LANG_FLAG_1 (EXPR)
1417 /* True if a SWITCH_EXPR has a DEFAULT_EXPR. */
1418 #define SWITCH_HAS_DEFAULT(NODE) TREE_LANG_FLAG_3 (NODE)
1420 /* True if EXPR (a WFL in that case) was created after the
1421 reduction of PRIMARY . XXX */
1422 #define PRIMARY_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1424 /* True if EXPR (a MODIFY_EXPR in that case) is the result of variable
1425 initialization during its declaration */
1426 #define MODIFY_EXPR_FROM_INITIALIZATION_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1428 /* True if EXPR (a TREE_TYPE denoting a class type) has its methods
1429 already checked (for redifitions, etc, see java_check_regular_methods.) */
1430 #define CLASS_METHOD_CHECKED_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1432 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1433 feature a finalizer method. */
1434 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1436 /* True if EXPR (a WFL in that case) resolves into an expression name */
1437 #define RESOLVE_EXPRESSION_NAME_P(WFL) TREE_LANG_FLAG_0 (WFL)
1439 /* True if EXPR (a LOOP_EXPR in that case) is part of a for statement */
1440 #define FOR_LOOP_P(EXPR) TREE_LANG_FLAG_0 (EXPR)
1442 /* True if NODE (a RECORD_TYPE in that case) is an anonymous class. */
1443 #define ANONYMOUS_CLASS_P(NODE) TREE_LANG_FLAG_0 (NODE)
1445 /* True if NODE (a RECORD_TYPE in that case) is a block local class. */
1446 #define LOCAL_CLASS_P(NODE) TREE_LANG_FLAG_1 (NODE)
1448 /* True if NODE (a TREE_LIST) hold a pair of argument name/type
1449 declared with the final modifier */
1450 #define ARG_FINAL_P(NODE) TREE_LANG_FLAG_0 (NODE)
1452 /* True if EXPR (a WFL in that case) resolves into a package name */
1453 #define RESOLVE_PACKAGE_NAME_P(WFL) TREE_LANG_FLAG_3 (WFL)
1455 /* True if EXPR (a WFL in that case) resolves into a type name */
1456 #define RESOLVE_TYPE_NAME_P(WFL) TREE_LANG_FLAG_4 (WFL)
1458 /* True if STMT (a WFL in that case) holds a BREAK statement */
1459 #define IS_BREAK_STMT_P(WFL) TREE_LANG_FLAG_5 (WFL)
1461 /* True if EXPR (a CALL_EXPR in that case) is a crafted StringBuffer */
1462 #define IS_CRAFTED_STRING_BUFFER_P(EXPR) TREE_LANG_FLAG_5 (EXPR)
1464 /* True if EXPR (a SAVE_EXPR in that case) had its content already
1465 checked for (un)initialized local variables. */
1466 #define IS_INIT_CHECKED(EXPR) TREE_LANG_FLAG_5 (EXPR)
1468 /* If set in CALL_EXPR, the receiver is 'super'. */
1469 #define CALL_USING_SUPER(EXPR) TREE_LANG_FLAG_4 (EXPR)
1471 /* True if NODE (a statement) can complete normally. */
1472 #define CAN_COMPLETE_NORMALLY(NODE) TREE_LANG_FLAG_6(NODE)
1474 /* True if NODE (an IDENTIFIER) bears the name of a outer field from
1475 inner class access function. */
1476 #define OUTER_FIELD_ACCESS_IDENTIFIER_P(NODE) TREE_LANG_FLAG_6(NODE)
1478 /* Non null if NODE belongs to an inner class TYPE_DECL node.
1479 Verifies that NODE as the attributes of a decl. */
1480 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE \
1481 && DECL_CONTEXT (NODE))
1483 /* Non null if NODE is an top level class TYPE_DECL node: NODE isn't
1484 an inner class or NODE is a static class. */
1485 #define TOPLEVEL_CLASS_DECL_P(NODE) (!INNER_CLASS_DECL_P (NODE) \
1486 || CLASS_STATIC (NODE))
1488 /* True if the class decl NODE was declared in a inner scope and is
1489 not a toplevel class */
1490 #define PURE_INNER_CLASS_DECL_P(NODE) \
1491 (INNER_CLASS_DECL_P (NODE) && !CLASS_STATIC (NODE))
1493 /* Non null if NODE belongs to an inner class RECORD_TYPE node. Checks
1494 that TYPE_NAME bears a decl. An array type wouldn't. */
1495 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1496 && DECL_CONTEXT (TYPE_NAME (NODE)))
1498 #define TOPLEVEL_CLASS_TYPE_P(NODE) (!INNER_CLASS_TYPE_P (NODE) \
1499 || CLASS_STATIC (TYPE_NAME (NODE)))
1501 /* True if the class type NODE was declared in a inner scope and is
1502 not a toplevel class */
1503 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1504 (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1506 /* Non null if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class. */
1507 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ? \
1508 INNER_CLASS_DECL_P (NODE) : \
1509 (TREE_CODE (NODE) == RECORD_TYPE ? \
1510 INNER_CLASS_TYPE_P (NODE) : \
1513 /* On a TYPE_DECL, hold the list of inner classes defined within the
1514 scope of TYPE_DECL. */
1515 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (NODE)
1517 /* Build a IDENTIFIER_NODE for a file name we're considering. Since
1518 all_class_filename is a registered root, putting this identifier
1519 in a TREE_LIST it holds keeps this node alive. */
1520 #define BUILD_FILENAME_IDENTIFIER_NODE(F, S) \
1521 if (!((F) = maybe_get_identifier ((S)))) \
1523 (F) = get_identifier ((S)); \
1524 tree_cons ((F), NULL_TREE, all_class_filename); \
1527 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1528 The field has name NAME (a char*), and type FTYPE.
1529 Unless this is the first field, FIELD most hold the previous field.
1530 FIELD is set to the newly created FIELD_DECL.
1532 We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1533 if compiling java.lang.Object or java.lang.Class. */
1535 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \
1536 { tree tmp_field = build_decl (FIELD_DECL, get_identifier(NAME), FTYPE); \
1537 if (TYPE_FIELDS (RTYPE) == NULL_TREE) TYPE_FIELDS (RTYPE) = tmp_field; \
1538 else TREE_CHAIN(FIELD) = tmp_field; \
1539 DECL_CONTEXT (tmp_field) = RTYPE; \
1540 DECL_ARTIFICIAL (tmp_field) = 1; \
1541 FIELD = tmp_field; }
1543 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1545 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */
1546 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) { \
1547 CONS = build (CONSTRUCTOR, CTYPE, NULL_TREE, NULL_TREE);\
1548 TREE_CHAIN(CONS) = TYPE_FIELDS (CTYPE); }
1550 /* Append a field initializer to CONS for the dummy field for the inherited
1551 fields. The dummy field has the given VALUE, and the same type as the
1552 super-class. Must be specified before calls to PUSH_FIELD_VALUE. */
1554 #define PUSH_SUPER_VALUE(CONS, VALUE) {\
1555 tree field = TREE_CHAIN(CONS);\
1556 if (DECL_NAME (field) != NULL_TREE) abort();\
1557 CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\
1558 TREE_CHAIN(CONS) = TREE_CHAIN (field); }
1560 /* Append a field initializer to CONS for a field with the given VALUE.
1561 NAME is a char* string used for error checking;
1562 the initializer must be specified in order. */
1563 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE) {\
1564 tree field = TREE_CHAIN(CONS);\
1565 if (strcmp (IDENTIFIER_POINTER (DECL_NAME (field)), NAME) != 0) abort();\
1566 CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\
1567 TREE_CHAIN(CONS) = TREE_CHAIN (field); }
1569 /* Finish creating a record CONSTRUCTOR CONS. */
1570 #define FINISH_RECORD_CONSTRUCTOR(CONS) \
1571 CONSTRUCTOR_ELTS(CONS) = nreverse (CONSTRUCTOR_ELTS(CONS))
1573 /* Macros on constructors invocations. */
1574 #define CALL_CONSTRUCTOR_P(NODE) \
1575 (TREE_CODE (NODE) == NEW_CLASS_EXPR || CALL_EXPLICIT_CONSTRUCTOR_P (NODE))
1577 #define CALL_EXPLICIT_CONSTRUCTOR_P(NODE) \
1578 (CALL_THIS_CONSTRUCTOR_P (NODE) || CALL_SUPER_CONSTRUCTOR_P (NODE))
1580 #define CALL_THIS_CONSTRUCTOR_P(NODE) \
1581 (TREE_CODE (NODE) == CALL_EXPR \
1582 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == this_identifier_node)
1584 #define CALL_SUPER_CONSTRUCTOR_P(NODE) \
1585 (TREE_CODE (NODE) == CALL_EXPR \
1586 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == super_identifier_node)
1588 /* Using a FINALLY_EXPR node */
1589 #define FINALLY_EXPR_LABEL(NODE) TREE_OPERAND ((NODE), 0)
1590 #define FINALLY_EXPR_BLOCK(NODE) TREE_OPERAND ((NODE), 1)
1592 #define BLOCK_EXPR_DECLS(NODE) BLOCK_VARS(NODE)
1593 #define BLOCK_EXPR_BODY(NODE) BLOCK_SUBBLOCKS(NODE)
1594 /* True for an implicit block surrounding declaration not at start of {...}. */
1595 #define BLOCK_IS_IMPLICIT(NODE) TREE_LANG_FLAG_1 (NODE)
1597 #define BUILD_MONITOR_ENTER(WHERE, ARG) \
1599 (WHERE) = build (CALL_EXPR, int_type_node, \
1600 build_address_of (soft_monitorenter_node), \
1601 build_tree_list (NULL_TREE, (ARG)), \
1603 TREE_SIDE_EFFECTS (WHERE) = 1; \
1606 #define BUILD_MONITOR_EXIT(WHERE, ARG) \
1608 (WHERE) = build (CALL_EXPR, int_type_node, \
1609 build_address_of (soft_monitorexit_node), \
1610 build_tree_list (NULL_TREE, (ARG)), \
1612 TREE_SIDE_EFFECTS (WHERE) = 1; \
1615 /* Non zero if TYPE is an unchecked exception */
1616 #define IS_UNCHECKED_EXCEPTION_P(TYPE) \
1617 (inherits_from_p ((TYPE), runtime_exception_type_node) \
1618 || inherits_from_p ((TYPE), error_exception_type_node))
1620 /* True when we can perform static class initialization optimization */
1621 #define STATIC_CLASS_INIT_OPT_P() \
1622 (flag_optimize_sci && (optimize >= 2) && ! flag_emit_class_files)
1624 extern int java_error_count;
1626 /* Make the current function where this macro is invoked report error
1627 messages and and return, if any */
1628 #define java_parse_abort_on_error() \
1630 if (java_error_count > save_error_count) \
1634 /* These are the possible values for the `state' field of the class
1635 structure. This must be kept in sync with libgcj. */
1638 JV_STATE_NOTHING = 0, /* Set by compiler. */
1640 JV_STATE_PRELOADING = 1, /* Can do _Jv_FindClass. */
1641 JV_STATE_LOADING = 3, /* Has super installed. */
1642 JV_STATE_LOADED = 5, /* Is complete. */
1644 JV_STATE_COMPILED = 6, /* This was a compiled class. */
1646 JV_STATE_PREPARED = 7, /* Layout & static init done. */
1647 JV_STATE_LINKED = 9, /* Strings interned. */
1649 JV_STATE_IN_PROGRESS = 10, /* <Clinit> running. */
1652 JV_STATE_ERROR = 14 /* must be last. */
1655 #undef DEBUG_JAVA_BINDING_LEVELS