xref: /openbsd/gnu/usr.bin/gcc/gcc/java/java-tree.h (revision c87b03e5)
1 /* Definitions for parsing and type checking for the GNU compiler for
2    the Java(TM) language.
3    Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002
4    Free Software Foundation, Inc.
5 
6 This file is part of GNU CC.
7 
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)
11 any later version.
12 
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.
17 
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.
22 
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.  */
26 
27 /* Hacked by Per Bothner <bothner@cygnus.com> February 1996. */
28 
29 #include "hashtab.h"
30 
31 /* Java language-specific tree codes.  */
32 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
33 enum java_tree_code {
34   __DUMMY = LAST_AND_UNUSED_TREE_CODE,
35 #include "java-tree.def"
36   LAST_JAVA_TREE_CODE
37 };
38 #undef DEFTREECODE
39 
40 struct JCF;
41 
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)
76 
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)
85 
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)
117 */
118 
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))
123 
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)
127 
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;
131 
132 /* The class defined by the actual (main) file we are compiling. */
133 #define main_class \
134   java_global_trees[JTI_MAIN_CLASS]
135 
136 /* The class we are currently processing. */
137 #define current_class \
138   java_global_trees[JTI_CURRENT_CLASS]
139 
140 /* List of all class DECLs seen so far.  */
141 #define all_class_list \
142   java_global_trees[JTI_ALL_CLASS_LIST]
143 
144 /* List of all class filenames seen so far.  */
145 #define all_class_filename java_global_trees [JTI_ALL_CLASS_FILENAME]
146 
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]
150 
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]
154 
155 /* The virtual method offset symbol table. Used by the runtime to fill out the
156    otable. */
157 #define otable_syms_decl java_global_trees [JTI_OTABLE_SYMS_DECL]
158 
159 extern int flag_emit_class_files;
160 
161 extern int flag_filelist_file;
162 
163 /* When nonzero, permit the use of the assert keyword.  */
164 
165 extern int flag_assert;
166 
167 /* When nonzero, assume all native functions are implemented with
168    JNI, not CNI.  */
169 
170 extern int flag_jni;
171 
172 /* When nonzero, report the now deprecated empty statements.  */
173 
174 extern int flag_extraneous_semicolon;
175 
176 /* When nonzero, always check for a non gcj generated classes archive.  */
177 
178 extern int flag_force_classes_archive_check;
179 
180 /* When nonzero, we emit xref strings. Values of the flag for xref
181    backends are defined in xref.h.  */
182 
183 extern int flag_emit_xref;
184 
185 /* When doing xrefs, tell when not to fold.   */
186 extern int do_not_fold;
187 
188 /* Resource name.  */
189 extern char * resource_name;
190 
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;
196 
197 /* When nonzero, warn when source file is newer than matching class
198    file.  */
199 extern int flag_newer;
200 
201 /* When nonzero, call a library routine to do integer divisions. */
202 extern int flag_use_divide_subroutine;
203 
204 /* When nonzero, generate code for the Boehm GC.  */
205 extern int flag_use_boehm_gc;
206 
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;
210 
211 /* When nonzero, generate checks for references to NULL.  */
212 extern int flag_check_references;
213 
214 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
215    initialization optimization should be performed.  */
216 extern int flag_optimize_sci;
217 
218 /* When nonzero, use offset tables for virtual method calls
219    in order to improve binary compatibility. */
220 extern int flag_indirect_dispatch;
221 
222 /* When zero, don't generate runtime array store checks. */
223 extern int flag_store_check;
224 
225 /* Encoding used for source files.  */
226 extern const char *current_encoding;
227 
228 /* The Java .class file that provides main_class;  the main input file. */
229 extern struct JCF *current_jcf;
230 
231 typedef struct CPool constant_pool;
232 
233 #define CONSTANT_ResolvedFlag 16
234 
235 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
236 #define CONSTANT_ResolvedString    (CONSTANT_String+CONSTANT_ResolvedFlag)
237 
238 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
239 #define CONSTANT_ResolvedClass     (CONSTANT_Class+CONSTANT_ResolvedFlag)
240 
241 #define CPOOL_UTF(CPOOL, INDEX) ((tree) (CPOOL)->data[INDEX])
242 
243 /* A NameAndType constant is represented as a TREE_LIST.
244    The type is the signature string (as an IDENTIFIER_NODE).  */
245 
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))
250 
251 /* A FieldRef, MethodRef or InterfaceMethodRef constant
252    is represented as a TREE_LIST. */
253 
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))
260 
261 extern GTY(()) tree java_lang_cloneable_identifier_node;
262 extern GTY(()) tree java_io_serializable_identifier_node;
263 
264 enum java_tree_index
265 {
266   JTI_PROMOTED_BYTE_TYPE_NODE,
267   JTI_PROMOTED_SHORT_TYPE_NODE,
268   JTI_PROMOTED_CHAR_TYPE_NODE,
269   JTI_PROMOTED_BOOLEAN_TYPE_NODE,
270 
271   JTI_BYTE_TYPE_NODE,
272   JTI_SHORT_TYPE_NODE,
273   JTI_INT_TYPE_NODE,
274   JTI_LONG_TYPE_NODE,
275 
276   JTI_UNSIGNED_BYTE_TYPE_NODE,
277   JTI_UNSIGNED_SHORT_TYPE_NODE,
278   JTI_UNSIGNED_INT_TYPE_NODE,
279   JTI_UNSIGNED_LONG_TYPE_NODE,
280 
281   JTI_DECIMAL_INT_MAX_NODE,
282   JTI_DECIMAL_LONG_MAX_NODE,
283 
284   JTI_BOOLEAN_TYPE_NODE,
285 
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,
298 
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,
332 
333   JTI_RETURN_ADDRESS_TYPE_NODE,
334 
335   JTI_BOOLEAN_TRUE_NODE,
336   JTI_BOOLEAN_FALSE_NODE,
337 
338   JTI_LONG_ZERO_NODE,
339   JTI_FLOAT_ZERO_NODE,
340   JTI_DOUBLE_ZERO_NODE,
341   JTI_INTEGER_TWO_NODE,
342   JTI_INTEGER_FOUR_NODE,
343   JTI_EMPTY_STMT_NODE,
344 
345   JTI_METHODTABLE_TYPE,
346   JTI_METHODTABLE_PTR_TYPE,
347 
348   JTI_UTF8CONST_TYPE,
349   JTI_UTF8CONST_PTR_TYPE,
350 
351   JTI_CLASS_TYPE_NODE,
352   JTI_CLASS_PTR_TYPE,
353   JTI_FIELD_TYPE_NODE,
354   JTI_CONSTANTS_TYPE_NODE,
355   JTI_DTABLE_TYPE,
356   JTI_DTABLE_PTR_TYPE,
357   JTI_FIELD_PTR_TYPE_NODE,
358   JTI_FIELD_INFO_UNION_NODE,
359   JTI_EXCEPTION_TYPE,
360   JTI_EXCEPTION_PTR_TYPE,
361   JTI_LINENUMBERENTRY_TYPE,
362   JTI_LINENUMBERS_TYPE,
363   JTI_METHOD_TYPE_NODE,
364   JTI_METHOD_PTR_TYPE_NODE,
365   JTI_OTABLE_TYPE,
366   JTI_OTABLE_PTR_TYPE,
367   JTI_METHOD_SYMBOL_TYPE,
368   JTI_METHOD_SYMBOLS_ARRAY_TYPE,
369   JTI_METHOD_SYMBOLS_ARRAY_PTR_TYPE,
370 
371   JTI_END_PARAMS_NODE,
372 
373   JTI_THROW_NODE,
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,
391   JTI_SOFT_FMOD_NODE,
392   JTI_SOFT_IDIV_NODE,
393   JTI_SOFT_IREM_NODE,
394   JTI_SOFT_LDIV_NODE,
395   JTI_SOFT_LREM_NODE,
396 
397   JTI_ACCESS_FLAGS_TYPE_NODE,
398 
399   JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
400 
401   JTI_WFL_OPERATOR,
402   JTI_CURRENT_CONSTANT_POOL_DATA_REF,
403 
404   JTI_MAIN_CLASS,
405   JTI_CURRENT_CLASS,
406   JTI_ALL_CLASS_LIST,
407   JTI_ALL_CLASS_FILENAME,
408 
409   JTI_OTABLE_METHODS,
410   JTI_OTABLE_DECL,
411   JTI_OTABLE_SYMS_DECL,
412 
413   JTI_PREDEF_FILENAMES,
414 
415   JTI_MAX
416 };
417 
418 extern GTY(()) tree java_global_trees[JTI_MAX];
419 
420 /* "Promoted types" that are used for primitive types smaller
421    than int.  We could use int_type_node, but then we would lose
422    type information (such as needed for debugging). */
423 #define promoted_byte_type_node \
424   java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
425 #define promoted_short_type_node \
426   java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
427 #define promoted_char_type_node \
428   java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
429 #define promoted_boolean_type_node \
430   java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
431 
432 #define byte_type_node \
433   java_global_trees[JTI_BYTE_TYPE_NODE]
434 #define short_type_node \
435   java_global_trees[JTI_SHORT_TYPE_NODE]
436 #define int_type_node \
437   java_global_trees[JTI_INT_TYPE_NODE]
438 #define long_type_node \
439   java_global_trees[JTI_LONG_TYPE_NODE]
440 
441 #define unsigned_byte_type_node \
442   java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
443 #define unsigned_short_type_node \
444   java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
445 #define unsigned_int_type_node \
446   java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
447 #define unsigned_long_type_node \
448   java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
449 
450 #define decimal_int_max \
451   java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
452 #define decimal_long_max \
453   java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
454 
455 #define boolean_type_node \
456   java_global_trees[JTI_BOOLEAN_TYPE_NODE]
457 
458 #define object_type_node \
459   java_global_trees[JTI_OBJECT_TYPE_NODE]
460 #define unqualified_object_id_node \
461   java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
462 #define object_ptr_type_node \
463   java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
464 #define string_type_node \
465   java_global_trees[JTI_STRING_TYPE_NODE]
466 #define string_ptr_type_node \
467   java_global_trees[JTI_STRING_PTR_TYPE_NODE]
468 #define throwable_type_node \
469   java_global_trees[JTI_THROWABLE_TYPE_NODE]
470 #define exception_type_node \
471   java_global_trees[JTI_EXCEPTION_TYPE_NODE]
472 #define runtime_exception_type_node \
473   java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
474 #define error_exception_type_node \
475   java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
476 #define rawdata_ptr_type_node \
477   java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
478 #define class_not_found_type_node \
479   java_global_trees[JTI_CLASS_NOT_FOUND_TYPE_NODE]
480 #define no_class_def_found_type_node \
481   java_global_trees[JTI_NO_CLASS_DEF_FOUND_TYPE_NODE]
482 
483 #define byte_array_type_node \
484   java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
485 #define short_array_type_node \
486   java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
487 #define int_array_type_node \
488   java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
489 #define long_array_type_node \
490   java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
491 #define boolean_array_type_node \
492   java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
493 #define char_array_type_node \
494   java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
495 #define double_array_type_node \
496   java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
497 #define float_array_type_node \
498   java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
499 #define array_array_type_node \
500   java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
501 #define object_array_type_node \
502   java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
503 #define string_array_type_node \
504   java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
505 #define boolean_array_vtable \
506   java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
507 #define byte_array_vtable \
508   java_global_trees[JTI_BYTE_ARRAY_VTABLE]
509 #define char_array_vtable \
510   java_global_trees[JTI_CHAR_ARRAY_VTABLE]
511 #define short_array_vtable \
512   java_global_trees[JTI_SHORT_ARRAY_VTABLE]
513 #define int_array_vtable \
514   java_global_trees[JTI_INT_ARRAY_VTABLE]
515 #define long_array_vtable \
516   java_global_trees[JTI_LONG_ARRAY_VTABLE]
517 #define float_array_vtable \
518   java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
519 #define double_array_vtable \
520   java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
521 #define TYPE_identifier_node \
522   java_global_trees[JTI_TYPE_IDENTIFIER_NODE]      /* "TYPE" */
523 #define init_identifier_node \
524   java_global_trees[JTI_INIT_IDENTIFIER_NODE]      /* "<init>" */
525 #define clinit_identifier_node \
526   java_global_trees[JTI_CLINIT_IDENTIFIER_NODE]      /* "<clinit>" */
527 #define finit_identifier_node \
528   java_global_trees[JTI_FINIT_IDENTIFIER_NODE]      /* "finit$" */
529 /* FIXME "instinit$" and "finit$" should be merged  */
530 #define instinit_identifier_node \
531   java_global_trees[JTI_INSTINIT_IDENTIFIER_NODE]  /* "instinit$" */
532 #define void_signature_node \
533   java_global_trees[JTI_VOID_SIGNATURE_NODE]       /* "()V" */
534 #define length_identifier_node \
535   java_global_trees[JTI_LENGTH_IDENTIFIER_NODE]  /* "length" */
536 #define finalize_identifier_node \
537   java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE]  /* "finalize" */
538 #define this_identifier_node \
539   java_global_trees[JTI_THIS_IDENTIFIER_NODE]  /* "this" */
540 #define super_identifier_node \
541   java_global_trees[JTI_SUPER_IDENTIFIER_NODE]  /* "super" */
542 #define continue_identifier_node \
543   java_global_trees[JTI_CONTINUE_IDENTIFIER_NODE]  /* "continue" */
544 #define access0_identifier_node \
545   java_global_trees[JTI_ACCESS0_IDENTIFIER_NODE] /* "access$0" */
546 #define classdollar_identifier_node \
547   java_global_trees[JTI_CLASSDOLLAR_IDENTIFIER_NODE] /* "class$" */
548 #define one_elt_array_domain_type \
549   java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
550 /* The type of the return address of a subroutine. */
551 #define return_address_type_node \
552   java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
553 
554 /* Nodes for boolean constants TRUE and FALSE. */
555 #define boolean_true_node \
556   java_global_trees[JTI_BOOLEAN_TRUE_NODE]
557 #define boolean_false_node \
558   java_global_trees[JTI_BOOLEAN_FALSE_NODE]
559 
560 /* Integer constants not declared in tree.h. */
561 #define long_zero_node \
562   java_global_trees[JTI_LONG_ZERO_NODE]
563 #define float_zero_node \
564   java_global_trees[JTI_FLOAT_ZERO_NODE]
565 #define double_zero_node \
566   java_global_trees[JTI_DOUBLE_ZERO_NODE]
567 #define integer_two_node \
568   java_global_trees[JTI_INTEGER_TWO_NODE]
569 #define integer_four_node \
570   java_global_trees[JTI_INTEGER_FOUR_NODE]
571 #define empty_stmt_node \
572   java_global_trees[JTI_EMPTY_STMT_NODE]
573 
574 /* The type for struct methodtable. */
575 #define methodtable_type \
576   java_global_trees[JTI_METHODTABLE_TYPE]
577 #define methodtable_ptr_type \
578   java_global_trees[JTI_METHODTABLE_PTR_TYPE]
579 
580 #define utf8const_type \
581   java_global_trees[JTI_UTF8CONST_TYPE]
582 #define utf8const_ptr_type \
583   java_global_trees[JTI_UTF8CONST_PTR_TYPE]
584 
585 #define class_type_node \
586   java_global_trees[JTI_CLASS_TYPE_NODE]
587 #define class_ptr_type \
588   java_global_trees[JTI_CLASS_PTR_TYPE]
589 #define field_type_node \
590   java_global_trees[JTI_FIELD_TYPE_NODE]
591 #define constants_type_node \
592   java_global_trees[JTI_CONSTANTS_TYPE_NODE]
593 #define dtable_type \
594   java_global_trees[JTI_DTABLE_TYPE]
595 #define dtable_ptr_type \
596   java_global_trees[JTI_DTABLE_PTR_TYPE]
597 #define field_ptr_type_node \
598   java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
599 #define field_info_union_node \
600   java_global_trees[JTI_FIELD_INFO_UNION_NODE]
601 #define jexception_type \
602   java_global_trees[JTI_EXCEPTION_TYPE]
603 #define jexception_ptr_type \
604   java_global_trees[JTI_EXCEPTION_PTR_TYPE]
605 #define lineNumberEntry_type \
606   java_global_trees[JTI_LINENUMBERENTRY_TYPE]
607 #define lineNumbers_type \
608   java_global_trees[JTI_LINENUMBERS_TYPE]
609 #define method_type_node \
610   java_global_trees[JTI_METHOD_TYPE_NODE]
611 #define method_ptr_type_node \
612   java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
613 #define otable_type \
614   java_global_trees[JTI_OTABLE_TYPE]
615 #define otable_ptr_type \
616   java_global_trees[JTI_OTABLE_PTR_TYPE]
617 #define method_symbol_type \
618   java_global_trees[JTI_METHOD_SYMBOL_TYPE]
619 #define method_symbols_array_type \
620   java_global_trees[JTI_METHOD_SYMBOLS_ARRAY_TYPE]
621 #define method_symbols_array_ptr_type \
622   java_global_trees[JTI_METHOD_SYMBOLS_ARRAY_PTR_TYPE]
623 
624 #define end_params_node \
625   java_global_trees[JTI_END_PARAMS_NODE]
626 
627 /* References to internal libjava functions we use. */
628 #define throw_node \
629   java_global_trees[JTI_THROW_NODE]
630 #define alloc_object_node \
631   java_global_trees[JTI_ALLOC_OBJECT_NODE]
632 #define alloc_no_finalizer_node \
633   java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
634 #define soft_instanceof_node \
635   java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
636 #define soft_checkcast_node \
637   java_global_trees[JTI_SOFT_CHECKCAST_NODE]
638 #define soft_initclass_node \
639   java_global_trees[JTI_SOFT_INITCLASS_NODE]
640 #define soft_newarray_node \
641   java_global_trees[JTI_SOFT_NEWARRAY_NODE]
642 #define soft_anewarray_node \
643   java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
644 #define soft_multianewarray_node \
645   java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
646 #define soft_badarrayindex_node \
647   java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
648 #define soft_nullpointer_node \
649   java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
650 #define soft_checkarraystore_node \
651   java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
652 #define soft_monitorenter_node \
653   java_global_trees[JTI_SOFT_MONITORENTER_NODE]
654 #define soft_monitorexit_node \
655   java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
656 #define soft_lookupinterfacemethod_node \
657   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
658 #define soft_lookupjnimethod_node \
659   java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
660 #define soft_getjnienvnewframe_node \
661   java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
662 #define soft_jnipopsystemframe_node \
663   java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
664 #define soft_fmod_node \
665   java_global_trees[JTI_SOFT_FMOD_NODE]
666 #define soft_idiv_node \
667   java_global_trees[JTI_SOFT_IDIV_NODE]
668 #define soft_irem_node \
669   java_global_trees[JTI_SOFT_IREM_NODE]
670 #define soft_ldiv_node \
671   java_global_trees[JTI_SOFT_LDIV_NODE]
672 #define soft_lrem_node \
673   java_global_trees[JTI_SOFT_LREM_NODE]
674 
675 #define access_flags_type_node \
676   java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
677 
678 #define nativecode_ptr_array_type_node \
679   java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
680 
681 #define predef_filenames \
682   java_global_trees[JTI_PREDEF_FILENAMES]
683 
684 #define nativecode_ptr_type_node ptr_type_node
685 
686 /* They need to be reset before processing each class */
687 extern struct CPool *outgoing_cpool;
688 /* If non-NULL, an ADDR_EXPR referencing a VAR_DECL containing
689    the constant data array for the current class. */
690 #define current_constant_pool_data_ref \
691   java_global_trees[JTI_CURRENT_CONSTANT_POOL_DATA_REF]
692 
693 #define wfl_operator \
694   java_global_trees[JTI_WFL_OPERATOR]
695 
696 extern const char *cyclic_inheritance_report;
697 
698 struct lang_identifier GTY(())
699 {
700   struct tree_identifier ignore;
701   tree global_value;
702   tree local_value;
703 
704   /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
705    * the Utf8Const representation of the identifier.  */
706   tree utf8_ref;
707 };
708 
709 /* The resulting tree type.  */
710 union lang_tree_node
711   GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
712        chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
713 {
714   union tree_node GTY ((tag ("0"),
715 			desc ("tree_node_structure (&%h)")))
716     generic;
717   struct lang_identifier GTY ((tag ("1"))) identifier;
718 };
719 
720 /* Macros for access to language-specific slots in an identifier.  */
721 /* Unless specified, each of these slots contains a DECL node or null.  */
722 
723 /* This represents the value which the identifier has in the
724    file-scope namespace.  */
725 #define IDENTIFIER_GLOBAL_VALUE(NODE)   \
726   (((struct lang_identifier *)(NODE))->global_value)
727 /* This represents the value which the identifier has in the current
728    scope.  */
729 #define IDENTIFIER_LOCAL_VALUE(NODE)    \
730   (((struct lang_identifier *)(NODE))->local_value)
731 
732 /* Given an identifier NODE, get the corresponding (non-handle) class.
733    For get_identifier ("java.lang.Number"), the result is
734    the struct whose DECL_ASSEMBLER_NAME is "Classjava_lang_Number". */
735 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
736 
737 /* Given an identifier NODE, get the corresponding handle class.
738    For get_identifier ("java.lang.Number"), the result is
739    the struct whose DECL_ASSEMBLER_NAME is "Hjava_lang_Number". */
740 #define IDENTIFIER_HANDLECLASS_VALUE(NODE) ???
741 
742 /* Given a signature of a reference (or array) type, or a method, return the
743    corresponding type (if one has been allocated).
744    Do not use for primitive types, since they may be ambiguous.
745    (E.g. is "I" a signature or a class name?) */
746 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
747 
748 /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
749    the Utf8Const representation of the identifier.  */
750 #define IDENTIFIER_UTF8_REF(NODE) \
751   (((struct lang_identifier *)(NODE))->utf8_ref)
752 
753 #define IDENTIFIER_UTF8_DECL(NODE) \
754   TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
755 
756 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
757    the position in the .class file of the method code.
758    Specifically, this is the code itself, not the code attribute. */
759 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
760 /* Similarly, the length of the bytecode. */
761 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
762 /* Similarly, the position of the LineNumberTable attribute. */
763 #define DECL_LINENUMBERS_OFFSET(DECL) \
764   (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
765 /* Similarly, the position of the LocalVariableTable attribute
766    (following the standard attribute header). */
767 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
768   (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
769 
770 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
771 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
772 /* Number of local variable slots needed for the arguments of this function. */
773 #define DECL_ARG_SLOT_COUNT(DECL) \
774   (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
775 /* Information on declaration location */
776 #define DECL_FUNCTION_WFL(DECL)  (DECL_LANG_SPECIFIC(DECL)->u.f.wfl)
777 /* List of checked thrown exceptions, as specified with the `throws'
778    keyword */
779 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
780 /* List of other constructors of the same class that this constructor
781    calls */
782 #define DECL_CONSTRUCTOR_CALLS(DECL) \
783   (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
784 /* When the function is an access function, the DECL it was trying to
785    access */
786 #define DECL_FUNCTION_ACCESS_DECL(DECL) \
787   (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
788 /* The identifier of the access method used to invoke this method from
789    an inner class.  */
790 #define DECL_FUNCTION_INNER_ACCESS(DECL) \
791   (DECL_LANG_SPECIFIC(DECL)->u.f.inner_access)
792 /* Pointer to the function's current's COMPOUND_EXPR tree (while
793    completing its body) or the function's block */
794 #define DECL_FUNCTION_BODY(DECL) \
795   (DECL_LANG_SPECIFIC(DECL)->u.f.function_decl_body)
796 /* How specific the function is (for method selection - Java source
797    code front-end */
798 #define DECL_SPECIFIC_COUNT(DECL) DECL_ARG_SLOT_COUNT(DECL)
799 /* For each function decl, init_test_table contains a hash table whose
800    entries are keyed on class names, and whose values are local
801    boolean decls.  The variables are intended to be TRUE when the
802    class has been initialized in this function, and FALSE otherwise.  */
803 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
804   (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
805 /* If LOCAL_CLASS_INITIALIZATION_FLAG_P(decl), give class it initializes. */
806 #define DECL_FUNCTION_INIT_TEST_CLASS(DECL) \
807   (DECL_LANG_SPECIFIC(DECL)->u.v.slot_chain)
808 /* For each static function decl, itc contains a hash table whose
809    entries are keyed on class named that are definitively initialized
810    in DECL.  */
811 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
812   (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
813 /* A list of all the static method calls in the method DECL (if optimizing).
814    Actually each TREE_VALUE points to a COMPONT_EXPR that wraps the
815    invoation so we can later patch it. */
816 #define DECL_FUNCTION_STATIC_METHOD_INVOCATION_COMPOUND(DECL) \
817   (DECL_LANG_SPECIFIC(DECL)->u.f.smic)
818 /* The Number of Artificial Parameters (NAP) DECL contains. this$<n>
819    is excluded, because sometimes created as a parameter before the
820    function decl exists. */
821 #define DECL_FUNCTION_NAP(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.nap)
822 /* True if DECL is a synthetic ctor.  */
823 #define DECL_FUNCTION_SYNTHETIC_CTOR(DECL) \
824   (DECL_LANG_SPECIFIC(DECL)->u.f.synthetic_ctor)
825 #define DECL_FIXED_CONSTRUCTOR_P(DECL) \
826   (DECL_LANG_SPECIFIC(DECL)->u.f.fixed_ctor)
827 
828 /* A constructor that calls this. */
829 #define DECL_INIT_CALLS_THIS(DECL) \
830   (DECL_LANG_SPECIFIC(DECL)->u.f.init_calls_this)
831 
832 /* True when DECL (a field) is Synthetic.  */
833 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (DECL)
834 
835 /* True when DECL aliases an outer context local variable.  */
836 #define FIELD_LOCAL_ALIAS(DECL) DECL_LANG_FLAG_6 (DECL)
837 
838 /* True when DECL, which aliases an outer context local variable is
839    used by the inner classe */
840 #define FIELD_LOCAL_ALIAS_USED(DECL) DECL_LANG_FLAG_7 (DECL)
841 
842 /* True when DECL is a this$<n> field. Note that
843    FIELD_LOCAL_ALIAS_USED can be differenciated when tested against
844    FIELD_LOCAL_ALIAS.  */
845 #define FIELD_THISN(DECL) DECL_LANG_FLAG_7 (DECL)
846 
847 /* In a LABEL_DECL, a TREE_VEC that saves the type_map at that point. */
848 #define LABEL_TYPE_STATE(NODE) (DECL_INITIAL (NODE))
849 
850 /* In the label of a subroutine, a dummy label that records the
851    state following a merge of all the ret instructions in this subroutine. */
852 #define LABEL_RETURN_LABEL(DECL) DECL_ARGUMENTS(DECL)
853 
854 /* In the label of a sub-routine, records the type state at return.
855  * A local may be TYPE_UNUSED, which means that the local is not
856  * used (stored to or loaded from) in this subroutine - at least for
857  * code that we have verified so far. */
858 #define LABEL_RETURN_TYPE_STATE(NODE) LABEL_TYPE_STATE (LABEL_RETURN_LABEL (NODE))
859 
860 /* In a TREE_VEC for a LABEL_RETURN_TYPE_STATE, notes that
861    TREE_VEC_LENGTH has been adjusted to the correct stack size. */
862 #define RETURN_MAP_ADJUSTED(NODE) TREE_LANG_FLAG_2(NODE)
863 
864 /* In the label of a sub-routine, a chain of the return location labels. */
865 #define LABEL_RETURN_LABELS(node) \
866   (LABEL_DECL_CHECK (LABEL_RETURN_LABEL(node))->decl.result)
867 
868 /* In a LABEL_DECL, the next pending label.
869    See pending_blocks in expr.c. */
870 #define LABEL_PENDING_CHAIN(NODE) (LABEL_DECL_CHECK (NODE)->decl.result)
871 
872 /* In a LABEL_DECL, the corresponding bytecode program counter. */
873 #define LABEL_PC(NODE) ((NODE)->decl.u2.i)
874 
875 /* Used during verification to mark the label has "changed". (See JVM Spec). */
876 #define LABEL_CHANGED(NODE) DECL_LANG_FLAG_6(NODE)
877 
878 /* In a LABEL_DECL, true if we have verified instructions starting here. */
879 #define LABEL_VERIFIED(NODE) (instruction_bits[LABEL_PC(NODE)]&BCODE_VERIFIED)
880 
881 /* True if this code is within a subroutine (target of a jsr). */
882 #define LABEL_IN_SUBR(NODE) DECL_LANG_FLAG_4(NODE)
883 /* True if this code is the start of a subroutine (target of a jsr). */
884 #define LABEL_IS_SUBR_START(NODE) DECL_LANG_FLAG_5(NODE)
885 
886 /* In a LABEL_DECL, if LABEL_IN_SUBR(NODE), points to start of subroutine. */
887 #define LABEL_SUBR_START(NODE) DECL_ABSTRACT_ORIGIN(NODE)
888 
889 /* In a LABEL_DECL that has LABEL_IS_SUBR_START, this points to the start
890    of surrounding subroutine in the case of a nested subroutine,
891    and NULL_TREE otherwise. */
892 #define LABEL_SUBR_CONTEXT(NODE) DECL_CONTEXT (LABEL_RETURN_LABEL (NODE))
893 
894 /* The slot number for this local variable. */
895 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
896   (DECL_LANG_SPECIFIC(NODE)->u.v.slot_number)
897 /* The start (bytecode) pc for the valid range of this local variable. */
898 #define DECL_LOCAL_START_PC(NODE) \
899   (DECL_LANG_SPECIFIC(NODE)->u.v.start_pc)
900 /* The end (bytecode) pc for the valid range of this local variable. */
901 #define DECL_LOCAL_END_PC(NODE) \
902   (DECL_LANG_SPECIFIC(NODE)->u.v.end_pc)
903 /* For a VAR_DECLor PARM_DECL, used to chain decls with the same
904    slot_number in decl_map. */
905 #define DECL_LOCAL_SLOT_CHAIN(NODE) \
906   (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
907 /* For a FIELD_DECL, holds the name of the access method. Used to
908    read/write the content of the field from an inner class.  */
909 #define FIELD_INNER_ACCESS(DECL) \
910   (DECL_LANG_SPECIFIC(DECL)->u.v.am)
911 /* Safely tests whether FIELD_INNER_ACCESS exists or not. */
912 #define FIELD_INNER_ACCESS_P(DECL) \
913   DECL_LANG_SPECIFIC (DECL) && FIELD_INNER_ACCESS (DECL)
914 /* True if a final variable was initialized upon its declaration,
915    or (if a field) in an initializer.  Set after definite assignment. */
916 #define DECL_FIELD_FINAL_IUD(NODE) \
917   (DECL_LANG_SPECIFIC(NODE)->u.v.final_iud)
918 /* The original WFL of a final variable. */
919 #define DECL_FIELD_FINAL_WFL(NODE) \
920   (DECL_LANG_SPECIFIC(NODE)->u.v.wfl)
921 /* In a FUNCTION_DECL for which DECL_BUILT_IN does not hold, this is
922      the approximate number of statements in this function.  There is
923      no need for this number to be exact; it is only used in various
924      heuristics regarding optimization.  */
925 #define DECL_NUM_STMTS(NODE) \
926   (FUNCTION_DECL_CHECK (NODE)->decl.u1.i)
927 /* True if NODE is a local variable final. */
928 #define LOCAL_FINAL_P(NODE) (DECL_LANG_SPECIFIC (NODE) && DECL_FINAL (NODE))
929 /* True if NODE is a final field. */
930 #define FINAL_VARIABLE_P(NODE) (FIELD_FINAL (NODE) && !FIELD_STATIC (NODE))
931 /* True if NODE is a class final field. */
932 #define CLASS_FINAL_VARIABLE_P(NODE) \
933   (FIELD_FINAL (NODE) && FIELD_STATIC (NODE))
934 /* True if NODE is a class initialization flag. This macro accesses
935    the flag to read or set it.  */
936 #define LOCAL_CLASS_INITIALIZATION_FLAG(NODE) \
937     (DECL_LANG_SPECIFIC(NODE)->u.v.cif)
938 /* True if NODE is a class initialization flag. */
939 #define LOCAL_CLASS_INITIALIZATION_FLAG_P(NODE) \
940     (DECL_LANG_SPECIFIC (NODE) && LOCAL_CLASS_INITIALIZATION_FLAG(NODE))
941 /* Create a DECL_LANG_SPECIFIC if necessary. */
942 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T)			\
943   if (DECL_LANG_SPECIFIC (T) == NULL)				\
944     {								\
945       DECL_LANG_SPECIFIC ((T))					\
946 	= ((struct lang_decl *)					\
947 	   ggc_alloc_cleared (sizeof (struct lang_decl)));	\
948       DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR;		\
949     }
950 
951 /* A ConstantExpression, after folding and name resolution. */
952 #define CONSTANT_VALUE_P(NODE) \
953   (TREE_CODE (NODE) == STRING_CST \
954    || (TREE_CODE (NODE) == INTEGER_CST \
955        && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
956    || TREE_CODE (NODE) == REAL_CST)
957 
958 /* For a local VAR_DECL, holds the index into a words bitstring that
959    specifies if this decl is definitively assigned.
960    The value -1 means the variable has been definitely assigned (and not
961    definitely unassigned).  The value -2 means we already reported an error. */
962 #define DECL_BIT_INDEX(DECL) (DECL_CHECK (DECL)->decl.pointer_alias_set)
963 
964 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
965 struct lang_decl_func GTY(())
966 {
967   /*  tree chain; not yet used. */
968   long code_offset;
969   int code_length;
970   long linenumbers_offset;
971   long localvariables_offset;
972   int arg_slots;
973   int max_locals;
974   int max_stack;
975   int arg_slot_count;
976   tree wfl;			/* Information on the original location */
977   tree throws_list;		/* Exception specified by `throws' */
978   tree function_decl_body;	/* Hold all function's statements */
979   tree called_constructor;	/* When decl is a constructor, the
980 				   list of other constructor it calls */
981 
982   /* Class initialization test variables  */
983   htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
984 
985   /* Initialized (static) Class Table */
986   htab_t GTY ((param_is (union tree_node))) ict;
987 
988   tree smic;			/* Static method invocation compound */
989   tree inner_access;		/* The identifier of the access method
990 				   used for invocation from inner classes */
991   int nap;			/* Number of artificial parameters */
992   unsigned int native : 1;	/* Nonzero if this is a native method  */
993   unsigned int synthetic_ctor : 1; /* Nonzero if this is a synthetic ctor */
994   unsigned int init_final : 1;	/* Nonzero all finals are initialized */
995   unsigned int fixed_ctor : 1;
996   unsigned int init_calls_this : 1;
997   unsigned int strictfp : 1;
998 };
999 
1000 struct treetreehash_entry GTY(())
1001 {
1002   tree key;
1003   tree value;
1004 };
1005 
1006 extern tree java_treetreehash_find PARAMS ((htab_t, tree));
1007 extern tree * java_treetreehash_new PARAMS ((htab_t, tree));
1008 extern htab_t java_treetreehash_create PARAMS ((size_t size, int ggc));
1009 
1010 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
1011    (access methods on outer class fields) and final fields. */
1012 struct lang_decl_var GTY(())
1013 {
1014   int slot_number;
1015   int start_pc;
1016   int end_pc;
1017   tree slot_chain;
1018   tree am;			/* Access method for this field (1.1) */
1019   tree wfl;			/* Original wfl */
1020   unsigned int final_iud : 1;	/* Final initialized upon declaration */
1021   unsigned int cif : 1;		/* True: decl is a class initialization flag */
1022 };
1023 
1024 /* This is what 'lang_decl' really points to.  */
1025 
1026 enum lang_decl_desc {
1027   LANG_DECL_FUNC,
1028   LANG_DECL_VAR
1029 };
1030 
1031 struct lang_decl GTY(())
1032 {
1033   enum lang_decl_desc desc;
1034   union lang_decl_u {
1035     struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
1036     struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
1037   } GTY ((desc ("%0.desc"))) u;
1038 };
1039 
1040 /* Macro to access fields in `struct lang_type'.  */
1041 
1042 #define TYPE_SIGNATURE(T) (TYPE_LANG_SPECIFIC(T)->signature)
1043 #define TYPE_JCF(T) (TYPE_LANG_SPECIFIC(T)->jcf)
1044 #define TYPE_CPOOL(T) (TYPE_LANG_SPECIFIC(T)->cpool)
1045 #define TYPE_CPOOL_DATA_REF(T) (TYPE_LANG_SPECIFIC(T)->cpool_data_ref)
1046 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T)				 \
1047   if (TYPE_LANG_SPECIFIC ((T)) == NULL)					 \
1048     {									 \
1049       TYPE_LANG_SPECIFIC ((T)) = 					 \
1050 	((struct lang_type *) 						 \
1051          ggc_alloc_cleared (sizeof (struct lang_type)));		 \
1052     }
1053 
1054 #define TYPE_FINIT_STMT_LIST(T)  (TYPE_LANG_SPECIFIC(T)->finit_stmt_list)
1055 #define TYPE_CLINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->clinit_stmt_list)
1056 #define TYPE_II_STMT_LIST(T)     (TYPE_LANG_SPECIFIC(T)->ii_block)
1057 /* The decl of the synthetic method `class$' used to handle `.class'
1058    for non primitive types when compiling to bytecode. */
1059 #define TYPE_DOT_CLASS(T)        (TYPE_LANG_SPECIFIC(T)->dot_class)
1060 #define TYPE_PACKAGE_LIST(T)     (TYPE_LANG_SPECIFIC(T)->package_list)
1061 #define TYPE_IMPORT_LIST(T)      (TYPE_LANG_SPECIFIC(T)->import_list)
1062 #define TYPE_IMPORT_DEMAND_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_demand_list)
1063 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->pic)
1064 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->poic)
1065 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC(T)->strictfp)
1066 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC(T)->assertions)
1067 
1068 struct lang_type GTY(())
1069 {
1070   tree signature;
1071   struct JCF * GTY ((skip (""))) jcf;
1072   struct CPool * GTY ((skip (""))) cpool;
1073   tree cpool_data_ref;		/* Cached */
1074   tree finit_stmt_list;		/* List of statements finit$ will use */
1075   tree clinit_stmt_list;	/* List of statements <clinit> will use  */
1076   tree ii_block;		/* Instance initializer block */
1077   tree dot_class;		/* The decl of the `class$' function that
1078 				   needs to be invoked and generated when
1079 				   compiling to bytecode to implement
1080 				   <non_primitive_type>.class */
1081   tree package_list;		/* List of package names, progressive */
1082   tree import_list;		/* Imported types, in the CU of this class */
1083   tree import_demand_list;	/* Imported types, in the CU of this class */
1084   unsigned pic:1;		/* Private Inner Class. */
1085   unsigned poic:1;		/* Protected Inner Class. */
1086   unsigned strictfp:1;		/* `strictfp' class.  */
1087   unsigned assertions:1;	/* Any method uses `assert'.  */
1088 };
1089 
1090 #define JCF_u4 unsigned long
1091 #define JCF_u2 unsigned short
1092 
1093 extern void java_parse_file PARAMS ((int));
1094 extern bool java_mark_addressable PARAMS ((tree));
1095 extern tree java_type_for_mode PARAMS ((enum machine_mode, int));
1096 extern tree java_type_for_size PARAMS ((unsigned int, int));
1097 extern tree java_unsigned_type PARAMS ((tree));
1098 extern tree java_signed_type PARAMS ((tree));
1099 extern tree java_signed_or_unsigned_type PARAMS ((int, tree));
1100 extern tree java_truthvalue_conversion PARAMS ((tree));
1101 extern void add_assume_compiled PARAMS ((const char *, int));
1102 extern tree lookup_class PARAMS ((tree));
1103 extern tree lookup_java_constructor PARAMS ((tree, tree));
1104 extern tree lookup_java_method PARAMS ((tree, tree, tree));
1105 extern tree lookup_argument_method PARAMS ((tree, tree, tree));
1106 extern tree lookup_argument_method2 PARAMS ((tree, tree, tree));
1107 extern int has_method PARAMS ((tree, tree));
1108 extern tree promote_type PARAMS ((tree));
1109 extern tree get_constant PARAMS ((struct JCF*, int));
1110 extern tree get_name_constant PARAMS ((struct JCF*, int));
1111 extern tree get_class_constant PARAMS ((struct JCF*, int));
1112 extern tree parse_signature PARAMS ((struct JCF *jcf, int sig_index));
1113 extern tree add_field PARAMS ((tree, tree, tree, int));
1114 extern tree add_method PARAMS ((tree, int, tree, tree));
1115 extern tree add_method_1 PARAMS ((tree, int, tree, tree));
1116 extern tree make_class PARAMS ((void));
1117 extern tree push_class PARAMS ((tree, tree));
1118 extern tree unmangle_classname PARAMS ((const char *name, int name_length));
1119 extern tree parse_signature_string PARAMS ((const unsigned char *, int));
1120 extern tree get_type_from_signature PARAMS ((tree));
1121 extern void layout_class PARAMS ((tree));
1122 extern tree layout_class_method PARAMS ((tree, tree, tree, tree));
1123 extern void layout_class_methods PARAMS ((tree));
1124 extern tree build_class_ref PARAMS ((tree));
1125 extern tree build_dtable_decl PARAMS ((tree));
1126 extern tree build_internal_class_name PARAMS ((tree));
1127 extern tree build_constants_constructor PARAMS ((void));
1128 extern tree build_ref_from_constant_pool PARAMS ((int));
1129 extern void compile_resource_file PARAMS ((char *, const char *));
1130 extern tree build_utf8_ref PARAMS ((tree));
1131 extern tree ident_subst PARAMS ((const char*, int,
1132 				const char*, int, int, const char*));
1133 extern tree identifier_subst PARAMS ((const tree,
1134 				     const char *, int, int, const char *));
1135 extern int global_bindings_p			PARAMS ((void));
1136 extern int kept_level_p				PARAMS ((void));
1137 extern tree getdecls				PARAMS ((void));
1138 extern void pushlevel				PARAMS ((int));
1139 extern tree poplevel				PARAMS ((int,int, int));
1140 extern void insert_block			PARAMS ((tree));
1141 extern void set_block				PARAMS ((tree));
1142 extern tree pushdecl				PARAMS ((tree));
1143 extern void java_init_decl_processing PARAMS ((void));
1144 extern void java_dup_lang_specific_decl PARAMS ((tree));
1145 extern tree build_java_signature PARAMS ((tree));
1146 extern tree build_java_argument_signature PARAMS ((tree));
1147 extern void set_java_signature PARAMS ((tree, tree));
1148 extern tree build_static_field_ref PARAMS ((tree));
1149 extern tree build_address_of PARAMS ((tree));
1150 extern tree find_local_variable PARAMS ((int index, tree type, int pc));
1151 extern tree find_stack_slot PARAMS ((int index, tree type));
1152 extern tree build_prim_array_type PARAMS ((tree, HOST_WIDE_INT));
1153 extern tree build_java_array_type PARAMS ((tree, HOST_WIDE_INT));
1154 extern int is_compiled_class PARAMS ((tree));
1155 extern tree mangled_classname PARAMS ((const char*, tree));
1156 extern tree lookup_label PARAMS ((int));
1157 extern tree pop_type_0 PARAMS ((tree, char**));
1158 extern tree pop_type PARAMS ((tree));
1159 extern tree decode_newarray_type PARAMS ((int));
1160 extern tree lookup_field PARAMS ((tree*, tree));
1161 extern int is_array_type_p PARAMS ((tree));
1162 extern HOST_WIDE_INT java_array_type_length PARAMS ((tree));
1163 extern int read_class PARAMS ((tree));
1164 extern void load_class PARAMS ((tree, int));
1165 
1166 extern tree check_for_builtin PARAMS ((tree, tree));
1167 extern void initialize_builtins PARAMS ((void));
1168 
1169 extern tree lookup_name PARAMS ((tree));
1170 extern tree build_known_method_ref PARAMS ((tree, tree, tree, tree, tree));
1171 extern tree build_class_init PARAMS ((tree, tree));
1172 extern tree build_invokevirtual PARAMS ((tree, tree));
1173 extern tree build_invokeinterface PARAMS ((tree, tree));
1174 extern tree build_jni_stub PARAMS ((tree));
1175 extern tree invoke_build_dtable PARAMS ((int, tree));
1176 extern tree build_field_ref PARAMS ((tree, tree, tree));
1177 extern void pushdecl_force_head PARAMS ((tree));
1178 extern tree build_java_binop PARAMS ((enum tree_code, tree, tree, tree));
1179 extern tree build_java_soft_divmod PARAMS ((enum tree_code, tree, tree, tree));
1180 extern tree binary_numeric_promotion PARAMS ((tree, tree, tree *, tree *));
1181 extern tree build_java_arrayaccess PARAMS ((tree, tree, tree));
1182 extern tree build_java_arraystore_check PARAMS ((tree, tree));
1183 extern tree build_newarray PARAMS ((int, tree));
1184 extern tree build_anewarray PARAMS ((tree, tree));
1185 extern tree build_new_array PARAMS ((tree, tree));
1186 extern tree build_java_array_length_access PARAMS ((tree));
1187 extern tree build_java_arraynull_check PARAMS ((tree, tree, tree));
1188 extern tree build_java_indirect_ref PARAMS ((tree, tree, int));
1189 extern tree java_check_reference PARAMS ((tree, int));
1190 extern tree build_get_class PARAMS ((tree));
1191 extern tree build_instanceof PARAMS ((tree, tree));
1192 extern tree create_label_decl PARAMS ((tree));
1193 extern void push_labeled_block PARAMS ((tree));
1194 extern tree prepare_eh_table_type PARAMS ((tree));
1195 extern tree build_exception_object_ref PARAMS ((tree));
1196 extern tree generate_name PARAMS ((void));
1197 extern void pop_labeled_block PARAMS ((void));
1198 extern const char *lang_printable_name PARAMS ((tree, int));
1199 extern tree maybe_add_interface PARAMS ((tree, tree));
1200 extern void set_super_info PARAMS ((int, tree, tree, int));
1201 extern void set_class_decl_access_flags PARAMS ((int, tree));
1202 extern int get_access_flags_from_decl PARAMS ((tree));
1203 extern int interface_of_p PARAMS ((tree, tree));
1204 extern int inherits_from_p PARAMS ((tree, tree));
1205 extern int common_enclosing_context_p PARAMS ((tree, tree));
1206 extern int enclosing_context_p PARAMS ((tree, tree));
1207 extern void complete_start_java_method PARAMS ((tree));
1208 extern tree build_result_decl PARAMS ((tree));
1209 extern void emit_handlers PARAMS ((void));
1210 extern void init_outgoing_cpool PARAMS ((void));
1211 extern void make_class_data PARAMS ((tree));
1212 extern void register_class PARAMS ((void));
1213 extern int alloc_name_constant PARAMS ((int, tree));
1214 extern void emit_register_classes PARAMS ((void));
1215 extern void emit_offset_symbol_table PARAMS ((void));
1216 extern void lang_init_source PARAMS ((int));
1217 extern void write_classfile PARAMS ((tree));
1218 extern char *print_int_node PARAMS ((tree));
1219 extern void parse_error_context PARAMS ((tree cl, const char *, ...))
1220   ATTRIBUTE_PRINTF_2;
1221 extern void finish_class PARAMS ((void));
1222 extern void java_layout_seen_class_methods PARAMS ((void));
1223 extern void check_for_initialization PARAMS ((tree, tree));
1224 
1225 extern tree pushdecl_top_level PARAMS ((tree));
1226 extern int alloc_class_constant PARAMS ((tree));
1227 extern void init_expr_processing PARAMS ((void));
1228 extern void push_super_field PARAMS ((tree, tree));
1229 extern void init_class_processing PARAMS ((void));
1230 extern int can_widen_reference_to PARAMS ((tree, tree));
1231 extern int class_depth PARAMS ((tree));
1232 extern int verify_jvm_instructions PARAMS ((struct JCF *, const unsigned char *, long));
1233 extern void maybe_pushlevels PARAMS ((int));
1234 extern void maybe_poplevels PARAMS ((int));
1235 extern void force_poplevels PARAMS ((int));
1236 extern int process_jvm_instruction PARAMS ((int, const unsigned char *, long));
1237 extern int maybe_adjust_start_pc PARAMS ((struct JCF *, int, int, int));
1238 extern void set_local_type PARAMS ((int, tree));
1239 extern int merge_type_state PARAMS ((tree));
1240 extern int push_type_0 PARAMS ((tree));
1241 extern void push_type PARAMS ((tree));
1242 extern void load_type_state PARAMS ((tree));
1243 extern void add_interface PARAMS ((tree, tree));
1244 extern tree force_evaluation_order PARAMS ((tree));
1245 extern int verify_constant_pool PARAMS ((struct JCF *));
1246 extern void start_java_method PARAMS ((tree));
1247 extern void end_java_method PARAMS ((void));
1248 extern void give_name_to_locals PARAMS ((struct JCF *));
1249 extern void note_instructions PARAMS ((struct JCF *, tree));
1250 extern void expand_byte_code PARAMS ((struct JCF *, tree));
1251 extern int open_in_zip PARAMS ((struct JCF *, const char *, const char *, int));
1252 extern void set_constant_value PARAMS ((tree, tree));
1253 #ifdef jword
1254 extern int find_constant1 PARAMS ((struct CPool *, int, jword));
1255 extern int find_constant2 PARAMS ((struct CPool *, int, jword, jword));
1256 #endif
1257 extern int find_utf8_constant PARAMS ((struct CPool *, tree));
1258 extern int find_string_constant PARAMS ((struct CPool *, tree));
1259 extern int find_class_constant PARAMS ((struct CPool *, tree));
1260 extern int find_fieldref_index PARAMS ((struct CPool *, tree));
1261 extern int find_methodref_index PARAMS ((struct CPool *, tree));
1262 extern int find_methodref_with_class_index PARAMS ((struct CPool *, tree, tree));
1263 extern void write_constant_pool PARAMS ((struct CPool *, unsigned char *, int));
1264 extern int count_constant_pool_bytes PARAMS ((struct CPool *));
1265 extern int encode_newarray_type PARAMS ((tree));
1266 #ifdef uint64
1267 extern void format_int PARAMS ((char *, jlong, int));
1268 extern void format_uint PARAMS ((char *, uint64, int));
1269 #endif
1270 extern void jcf_trim_old_input PARAMS ((struct JCF *));
1271 #ifdef BUFSIZ
1272 extern void jcf_print_utf8 PARAMS ((FILE *, const unsigned char *, int));
1273 extern void jcf_print_char PARAMS ((FILE *, int));
1274 extern void jcf_print_utf8_replace PARAMS ((FILE *, const unsigned char *,
1275 					   int, int, int));
1276 extern const char* open_class PARAMS ((const char *, struct JCF *,
1277 				       int, const char *));
1278 #endif
1279 extern void java_debug_context PARAMS ((void));
1280 extern void safe_layout_class PARAMS ((tree));
1281 
1282 extern tree get_boehm_type_descriptor PARAMS ((tree));
1283 extern bool class_has_finalize_method PARAMS ((tree));
1284 extern void java_check_methods PARAMS ((tree));
1285 extern void init_jcf_parse PARAMS((void));
1286 extern void init_src_parse PARAMS((void));
1287 
1288 extern int cxx_keyword_p PARAMS ((const char *, int));
1289 extern tree java_mangle_decl PARAMS ((struct obstack *, tree));
1290 extern tree java_mangle_class_field PARAMS ((struct obstack *, tree));
1291 extern tree java_mangle_class_field_from_string PARAMS ((struct obstack *, char *));
1292 extern tree java_mangle_vtable PARAMS ((struct obstack *, tree));
1293 extern const char *lang_printable_name_wls PARAMS ((tree, int));
1294 extern void append_gpp_mangled_name PARAMS ((const char *, int));
1295 
1296 extern void add_predefined_file PARAMS ((tree));
1297 extern int predefined_filename_p PARAMS ((tree));
1298 
1299 extern void java_optimize_inline PARAMS ((tree));
1300 extern tree decl_constant_value PARAMS ((tree));
1301 
1302 #if defined(RTX_CODE) && defined (HAVE_MACHINE_MODES)
1303 struct rtx_def * java_expand_expr PARAMS ((tree, rtx, enum machine_mode,
1304 					   int));
1305 #endif
1306 extern void java_inlining_merge_static_initializers PARAMS ((tree, void *));
1307 extern void java_inlining_map_static_initializers PARAMS ((tree, void *));
1308 
1309 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1310 
1311 /* Access flags etc for a method (a FUNCTION_DECL): */
1312 
1313 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1314 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1315 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1316 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (DECL)
1317 #define METHOD_FINAL(DECL) DECL_FINAL (DECL)
1318 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (DECL)
1319 #define METHOD_NATIVE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.native)
1320 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1321 #define METHOD_TRANSIENT(DECL) DECL_LANG_FLAG_6 (DECL)
1322 #define METHOD_STRICTFP(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.strictfp)
1323 
1324 #define JAVA_FILE_P(NODE) TREE_LANG_FLAG_2 (NODE)
1325 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1326 #define ZIP_FILE_P(NODE) TREE_LANG_FLAG_4 (NODE)
1327 
1328 /* Other predicates on method decls  */
1329 
1330 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7(DECL)
1331 
1332 #define DECL_INIT_P(DECL)   (ID_INIT_P (DECL_NAME (DECL)))
1333 #define DECL_FINIT_P(DECL)  (ID_FINIT_P (DECL_NAME (DECL)))
1334 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1335 #define DECL_INSTINIT_P(DECL) (ID_INSTINIT_P (DECL_NAME (DECL)))
1336 
1337 /* Predicates on method identifiers. Kept close to other macros using
1338    them  */
1339 #define ID_INIT_P(ID)   ((ID) == init_identifier_node)
1340 #define ID_FINIT_P(ID)  ((ID) == finit_identifier_node)
1341 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1342 #define ID_CLASSDOLLAR_P(ID) ((ID) == classdollar_identifier_node)
1343 #define ID_INSTINIT_P(ID) ((ID) == instinit_identifier_node)
1344 
1345 /* Access flags etc for a variable/field (a FIELD_DECL): */
1346 
1347 #define FIELD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1348 #define FIELD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1349 #define FIELD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1350 #define FIELD_STATIC(DECL) TREE_STATIC (DECL)
1351 #define FIELD_FINAL(DECL) DECL_FINAL (DECL)
1352 #define FIELD_VOLATILE(DECL) DECL_LANG_FLAG_4 (DECL)
1353 #define FIELD_TRANSIENT(DECL) DECL_LANG_FLAG_5 (DECL)
1354 
1355 /* Access flags etc for a class (a TYPE_DECL): */
1356 
1357 #define CLASS_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1358 #define CLASS_FINAL(DECL) DECL_FINAL (DECL)
1359 #define CLASS_INTERFACE(DECL) DECL_LANG_FLAG_4 (DECL)
1360 #define CLASS_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1361 #define CLASS_SUPER(DECL) DECL_LANG_FLAG_6 (DECL)
1362 #define CLASS_STATIC(DECL) DECL_LANG_FLAG_7 (DECL)
1363 #define CLASS_PRIVATE(DECL) (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1364 #define CLASS_PROTECTED(DECL) (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1365 #define CLASS_STRICTFP(DECL) (TYPE_STRICTFP (TREE_TYPE (DECL)))
1366 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1367 
1368 /* @deprecated marker flag on methods, fields and classes */
1369 
1370 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1371 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1372 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1373 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1374 
1375 /* The number of virtual methods in this class's dispatch table.
1376  Does not include initial two dummy entries (one points to the
1377  Class object, and the other is for G++ -fvtable-thunks compatibility). */
1378 #define TYPE_NVIRTUALS(TYPE) TYPE_BINFO_VIRTUALS (TYPE)
1379 
1380 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1381    virtual methods. */
1382 #define TYPE_VTABLE(TYPE) TYPE_BINFO_VTABLE(TYPE)
1383 
1384 /* Use CLASS_LOADED_P? FIXME */
1385 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1386 
1387 /* This maps a bytecode offset (PC) to various flags,
1388    listed below (starting with BCODE_). */
1389 extern char *instruction_bits;
1390 
1391 /* True iff the byte is the start of an instruction. */
1392 #define BCODE_INSTRUCTION_START 1
1393 
1394 /* True iff there is a jump or a return to this location. */
1395 #define BCODE_JUMP_TARGET 2
1396 
1397 /* True iff this is the start of an exception handler. */
1398 #define BCODE_EXCEPTION_TARGET 16
1399 
1400 /* True iff there is a jump to this location (and it needs a label). */
1401 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1402 
1403 /* True iff there is an entry in the linenumber table for this location. */
1404 #define BCODE_HAS_LINENUMBER 32
1405 
1406 /* True iff there is more than one entry in the linenumber table for
1407    this location.  (This probably does not make much sense.)  */
1408 #define BCODE_HAS_MULTI_LINENUMBERS 64
1409 
1410 /* True if this instruction has been verified. */
1411 #define BCODE_VERIFIED 8
1412 
1413 /* A pointer to the line number table of the current method. */
1414 extern const unsigned char *linenumber_table;
1415 /* The length (in items) of the line number table. */
1416 extern int linenumber_count;
1417 
1418 /* In type_map, means that slot is uninitialized or otherwise unusable. */
1419 #define TYPE_UNKNOWN NULL_TREE
1420 
1421 /* In type_map, means the second half of a 64-bit double or long. */
1422 #define TYPE_SECOND void_type_node
1423 
1424 /* In type_map, means the null type (i.e. type of a null reference). */
1425 #define TYPE_NULL ptr_type_node
1426 
1427 /* In a type map means the type the address subroutine return address. */
1428 #define TYPE_RETURN_ADDR return_address_type_node
1429 
1430 /* In a subroutine's return type map, indicates that the slot was neither
1431    used nor set in the subroutine. */
1432 #define TYPE_UNUSED error_mark_node
1433 
1434 /* When returned from pop_type_0, indicates stack underflow. */
1435 #define TYPE_UNDERFLOW integer_zero_node
1436 
1437 /* When returned from pop_type_0, indicates a type mismatch. */
1438 #define TYPE_UNEXPECTED NULL_TREE
1439 
1440 /* A array mapping variable/stack slot index to the type current
1441    in that variable/stack slot.
1442    TYPE_UNKNOWN, TYPE_SECOND, and TYPE_NULL are special cases. */
1443 extern tree *type_map;
1444 
1445 /* Map a stack index to the type currently in that slot. */
1446 #define stack_type_map (type_map+DECL_MAX_LOCALS(current_function_decl))
1447 
1448 /* True iff TYPE takes two variable/stack slots. */
1449 #define TYPE_IS_WIDE(TYPE) \
1450   ((TYPE) == double_type_node || (TYPE) == long_type_node)
1451 
1452 /* True iif CLASS has it's access$0 method generated.  */
1453 #define CLASS_ACCESS0_GENERATED_P(CLASS) TYPE_LANG_FLAG_0 (CLASS)
1454 
1455 /* True iff TYPE is a Java array type. */
1456 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1457 
1458 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1459 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1460 
1461 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1462 #define TYPE_ARGUMENT_SIGNATURE(TYPE) TYPE_VFIELD(TYPE)
1463 
1464 /* Given an array type, give the type of the elements. */
1465 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1466 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE(ATYPE)
1467 
1468 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1469    (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1470 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1471 			      && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1472 
1473 /* True if class TYPE has been parsed (first pass). */
1474 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1475 
1476 /* True if class TYPE was defined in Java source code. */
1477 #define CLASS_FROM_SOURCE_P(TYPE) TYPE_LANG_FLAG_3 (TYPE)
1478 
1479 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1480 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1481 
1482 /* True if class TYPE was requested (on command line) to be compiled.*/
1483 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) \
1484   TYPE_LANG_FLAG_5 (TYPE)
1485 
1486 /* True if class TYPE is currently being laid out. Helps in detection
1487    of inheritance cycle occurring as a side effect of performing the
1488    layout of a class.  */
1489 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1490 
1491 /* True if class TYPE has a field initializer finit$ function */
1492 #define CLASS_HAS_FINIT_P(TYPE) TYPE_FINIT_STMT_LIST (TYPE)
1493 
1494 /* True if identifier ID was seen while processing a single type import stmt */
1495 #define IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P(ID) TREE_LANG_FLAG_0 (ID)
1496 
1497 /* True if identifier ID was seen while processing an import statement */
1498 #define IS_A_CLASSFILE_NAME(ID) TREE_LANG_FLAG_1 (ID)
1499 
1500 /* True if ID is a qualified named (contains . or /) */
1501 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1502 
1503 /* True if ID is an already processed import on demand */
1504 #define IS_AN_IMPORT_ON_DEMAND_P(ID) TREE_LANG_FLAG_3 (ID)
1505 
1506 /* True if ID is a command-line specified filename */
1507 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1508 
1509 /* True if filename ID has already been parsed */
1510 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1511 
1512 /* True if EXPR is RHS sub-tree of a compound assign expression */
1513 #define COMPOUND_ASSIGN_P(EXPR) TREE_LANG_FLAG_1 (EXPR)
1514 
1515 /* True if a SWITCH_EXPR has a DEFAULT_EXPR. */
1516 #define SWITCH_HAS_DEFAULT(NODE) TREE_LANG_FLAG_3 (NODE)
1517 
1518 /* True if EXPR (a WFL in that case) was created after the
1519    reduction of PRIMARY . XXX */
1520 #define PRIMARY_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1521 
1522 /* True if EXPR (a MODIFY_EXPR in that case) is the result of variable
1523    initialization during its declaration */
1524 #define MODIFY_EXPR_FROM_INITIALIZATION_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1525 
1526 /* True if EXPR (a TREE_TYPE denoting a class type) has its methods
1527    already checked (for redifitions, etc, see java_check_regular_methods.) */
1528 #define CLASS_METHOD_CHECKED_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1529 
1530 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1531    feature a finalizer method. */
1532 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1533 
1534 /* True if EXPR (a WFL in that case) resolves into an expression name */
1535 #define RESOLVE_EXPRESSION_NAME_P(WFL) TREE_LANG_FLAG_0 (WFL)
1536 
1537 /* True if EXPR (a LOOP_EXPR in that case) is part of a for statement */
1538 #define FOR_LOOP_P(EXPR) TREE_LANG_FLAG_0 (EXPR)
1539 
1540 /* True if NODE (a RECORD_TYPE in that case) is an anonymous class.  */
1541 #define ANONYMOUS_CLASS_P(NODE) TREE_LANG_FLAG_0 (NODE)
1542 
1543 /* True if NODE (a RECORD_TYPE in that case) is a block local class.  */
1544 #define LOCAL_CLASS_P(NODE) TREE_LANG_FLAG_1 (NODE)
1545 
1546 /* True if NODE (a TREE_LIST) hold a pair of argument name/type
1547    declared with the final modifier */
1548 #define ARG_FINAL_P(NODE) TREE_LANG_FLAG_0 (NODE)
1549 
1550 /* True if NODE (some kind of EXPR, but not a WFL) should not give an
1551    error if it is found to be unreachable.  This can only be applied
1552    to those EXPRs which can be used as the update expression of a
1553    `for' loop.  In particular it can't be set on a LOOP_EXPR.  */
1554 #define SUPPRESS_UNREACHABLE_ERROR(NODE) TREE_LANG_FLAG_0 (NODE)
1555 
1556 /* True if EXPR (a WFL in that case) resolves into a package name */
1557 #define RESOLVE_PACKAGE_NAME_P(WFL) TREE_LANG_FLAG_3 (WFL)
1558 
1559 /* True if EXPR (a WFL in that case) resolves into a type name */
1560 #define RESOLVE_TYPE_NAME_P(WFL) TREE_LANG_FLAG_4 (WFL)
1561 
1562 /* True if STMT (a WFL in that case) holds a BREAK statement */
1563 #define IS_BREAK_STMT_P(WFL) TREE_LANG_FLAG_5 (WFL)
1564 
1565 /* True if EXPR (a CALL_EXPR in that case) is a crafted StringBuffer */
1566 #define IS_CRAFTED_STRING_BUFFER_P(EXPR) TREE_LANG_FLAG_5 (EXPR)
1567 
1568 /* True if EXPR (a SAVE_EXPR in that case) had its content already
1569    checked for (un)initialized local variables.  */
1570 #define IS_INIT_CHECKED(EXPR) TREE_LANG_FLAG_5 (EXPR)
1571 
1572 /* If set in CALL_EXPR, the receiver is 'super'. */
1573 #define CALL_USING_SUPER(EXPR) TREE_LANG_FLAG_4 (EXPR)
1574 
1575 /* True if NODE (a statement) can complete normally. */
1576 #define CAN_COMPLETE_NORMALLY(NODE) TREE_LANG_FLAG_6(NODE)
1577 
1578 /* True if NODE (an IDENTIFIER) bears the name of a outer field from
1579    inner class access function.  */
1580 #define OUTER_FIELD_ACCESS_IDENTIFIER_P(NODE) TREE_LANG_FLAG_6(NODE)
1581 
1582 /* Non null if NODE belongs to an inner class TYPE_DECL node.
1583    Verifies that NODE as the attributes of a decl.  */
1584 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE	\
1585 				  && DECL_CONTEXT (NODE))
1586 
1587 /* Non null if NODE is an top level class TYPE_DECL node: NODE isn't
1588    an inner class or NODE is a static class.  */
1589 #define TOPLEVEL_CLASS_DECL_P(NODE) (!INNER_CLASS_DECL_P (NODE) 	\
1590 				     || CLASS_STATIC (NODE))
1591 
1592 /* True if the class decl NODE was declared in a inner scope and is
1593    not a toplevel class */
1594 #define PURE_INNER_CLASS_DECL_P(NODE) \
1595   (INNER_CLASS_DECL_P (NODE) && !CLASS_STATIC (NODE))
1596 
1597 /* Non null if NODE belongs to an inner class RECORD_TYPE node. Checks
1598    that TYPE_NAME bears a decl. An array type wouldn't.  */
1599 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1600 				  && DECL_CONTEXT (TYPE_NAME (NODE)))
1601 
1602 #define TOPLEVEL_CLASS_TYPE_P(NODE) (!INNER_CLASS_TYPE_P (NODE) 	\
1603 				     || CLASS_STATIC (TYPE_NAME (NODE)))
1604 
1605 /* True if the class type NODE was declared in a inner scope and is
1606    not a toplevel class */
1607 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1608   (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1609 
1610 /* Non null if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class.  */
1611 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ? 		      \
1612 			     INNER_CLASS_DECL_P (NODE) :		      \
1613 			     (TREE_CODE (NODE) == RECORD_TYPE ? 	      \
1614 			      INNER_CLASS_TYPE_P (NODE) : 		      \
1615 			      (abort (), 0)))
1616 
1617 /* On a TYPE_DECL, hold the list of inner classes defined within the
1618    scope of TYPE_DECL.  */
1619 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (NODE)
1620 
1621 /* Build a IDENTIFIER_NODE for a file name we're considering. Since
1622    all_class_filename is a registered root, putting this identifier
1623    in a TREE_LIST it holds keeps this node alive.  */
1624 #define BUILD_FILENAME_IDENTIFIER_NODE(F, S)		\
1625   if (!((F) = maybe_get_identifier ((S))))		\
1626     {							\
1627       (F) = get_identifier ((S));			\
1628       tree_cons ((F), NULL_TREE, all_class_filename);	\
1629     }
1630 
1631 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1632    The field has name NAME (a char*), and type FTYPE.
1633    Unless this is the first field, FIELD most hold the previous field.
1634    FIELD is set to the newly created FIELD_DECL.
1635 
1636    We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1637    if compiling java.lang.Object or java.lang.Class. */
1638 
1639 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \
1640 { tree tmp_field = build_decl (FIELD_DECL, get_identifier(NAME), FTYPE); \
1641   if (TYPE_FIELDS (RTYPE) == NULL_TREE) TYPE_FIELDS (RTYPE) = tmp_field; \
1642   else TREE_CHAIN(FIELD) = tmp_field; \
1643   DECL_CONTEXT (tmp_field) = RTYPE; \
1644   DECL_ARTIFICIAL (tmp_field) = 1; \
1645   FIELD = tmp_field; }
1646 
1647 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1648 
1649 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */
1650 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) { \
1651   CONS = build (CONSTRUCTOR, CTYPE, NULL_TREE, NULL_TREE);\
1652   TREE_CHAIN(CONS) = TYPE_FIELDS (CTYPE); }
1653 
1654 /* Append a field initializer to CONS for the dummy field for the inherited
1655    fields.  The dummy field has the given VALUE, and the same type as the
1656    super-class.   Must be specified before calls to PUSH_FIELD_VALUE. */
1657 
1658 #define PUSH_SUPER_VALUE(CONS, VALUE) {\
1659   tree field = TREE_CHAIN(CONS);\
1660   if (DECL_NAME (field) != NULL_TREE) abort();\
1661   CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\
1662   TREE_CHAIN(CONS) = TREE_CHAIN (field); }
1663 
1664 /* Append a field initializer to CONS for a field with the given VALUE.
1665    NAME is a char* string used for error checking;
1666    the initializer must be specified in order. */
1667 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE) {\
1668   tree field = TREE_CHAIN(CONS);\
1669   if (strcmp (IDENTIFIER_POINTER (DECL_NAME (field)), NAME) != 0) abort();\
1670   CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\
1671   TREE_CHAIN(CONS) = TREE_CHAIN (field); }
1672 
1673 /* Finish creating a record CONSTRUCTOR CONS. */
1674 #define FINISH_RECORD_CONSTRUCTOR(CONS) \
1675   CONSTRUCTOR_ELTS(CONS) = nreverse (CONSTRUCTOR_ELTS(CONS))
1676 
1677 /* Macros on constructors invocations.  */
1678 #define CALL_CONSTRUCTOR_P(NODE)		\
1679   (TREE_CODE (NODE) == NEW_CLASS_EXPR || CALL_EXPLICIT_CONSTRUCTOR_P (NODE))
1680 
1681 #define CALL_EXPLICIT_CONSTRUCTOR_P(NODE)				\
1682   (CALL_THIS_CONSTRUCTOR_P (NODE) || CALL_SUPER_CONSTRUCTOR_P (NODE))
1683 
1684 #define CALL_THIS_CONSTRUCTOR_P(NODE)					\
1685   (TREE_CODE (NODE) == CALL_EXPR					\
1686    && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == this_identifier_node)
1687 
1688 #define CALL_SUPER_CONSTRUCTOR_P(NODE)					\
1689   (TREE_CODE (NODE) == CALL_EXPR					\
1690    && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == super_identifier_node)
1691 
1692 /* Using a FINALLY_EXPR node */
1693 #define FINALLY_EXPR_LABEL(NODE) TREE_OPERAND ((NODE), 0)
1694 #define FINALLY_EXPR_BLOCK(NODE) TREE_OPERAND ((NODE), 1)
1695 
1696 #define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
1697 #define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
1698 /* True for an implicit block surrounding declaration not at start of {...}. */
1699 #define BLOCK_IS_IMPLICIT(NODE) TREE_LANG_FLAG_1 (NODE)
1700 
1701 #define BUILD_MONITOR_ENTER(WHERE, ARG)				\
1702   {								\
1703     (WHERE) = build (CALL_EXPR, int_type_node,			\
1704 		     build_address_of (soft_monitorenter_node),	\
1705 		     build_tree_list (NULL_TREE, (ARG)), 	\
1706 		     NULL_TREE);				\
1707     TREE_SIDE_EFFECTS (WHERE) = 1;				\
1708   }
1709 
1710 #define BUILD_MONITOR_EXIT(WHERE, ARG)				\
1711   {								\
1712     (WHERE) = build (CALL_EXPR, int_type_node,			\
1713 		     build_address_of (soft_monitorexit_node),	\
1714 		     build_tree_list (NULL_TREE, (ARG)),	\
1715 		     NULL_TREE);				\
1716     TREE_SIDE_EFFECTS (WHERE) = 1;				\
1717   }
1718 
1719 /* Nonzero if TYPE is an unchecked exception */
1720 #define IS_UNCHECKED_EXCEPTION_P(TYPE)				\
1721   (inherits_from_p ((TYPE), runtime_exception_type_node)	\
1722    || inherits_from_p ((TYPE), error_exception_type_node))
1723 
1724 /* True when we can perform static class initialization optimization */
1725 #define STATIC_CLASS_INIT_OPT_P() \
1726   (flag_optimize_sci && (optimize >= 2) && ! flag_emit_class_files)
1727 
1728 extern int java_error_count;
1729 
1730 /* Make the current function where this macro is invoked report error
1731    messages and and return, if any */
1732 #define java_parse_abort_on_error()					\
1733   {									\
1734      if (java_error_count > save_error_count)				\
1735        return;								\
1736    }
1737 
1738 /* These are the possible values for the `state' field of the class
1739    structure.  This must be kept in sync with libgcj.  */
1740 enum
1741 {
1742   JV_STATE_NOTHING = 0,		/* Set by compiler.  */
1743 
1744   JV_STATE_PRELOADING = 1,	/* Can do _Jv_FindClass.  */
1745   JV_STATE_LOADING = 3,		/* Has super installed.  */
1746   JV_STATE_LOADED = 5,		/* Is complete.  */
1747 
1748   JV_STATE_COMPILED = 6,	/* This was a compiled class.  */
1749 
1750   JV_STATE_PREPARED = 7,	/* Layout & static init done.  */
1751   JV_STATE_LINKED = 9,		/* Strings interned.  */
1752 
1753   JV_STATE_IN_PROGRESS = 10,	/* <Clinit> running.  */
1754   JV_STATE_ERROR = 12,
1755 
1756   JV_STATE_DONE = 14		/* Must be last.  */
1757 
1758 };
1759 
1760 #undef DEBUG_JAVA_BINDING_LEVELS
1761