gcc/java/java-tree.h

   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, 2003, 2004
   4    Free Software Foundation, Inc.
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2, or (at your option)
  11 any later version.
  12
  13 GCC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING.  If not, write to
  20 the Free Software Foundation, 59 Temple Place - Suite 330,
  21 Boston, MA 02111-1307, USA.
  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 #ifndef GCC_JAVA_TREE_H
  30 #define GCC_JAVA_TREE_H
  31
  32 #include "hashtab.h"
  33
  34 /* Java language-specific tree codes.  */
  35 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
  36 enum java_tree_code {
  37   __DUMMY = LAST_AND_UNUSED_TREE_CODE,
  38 #include "java-tree.def"
  39   LAST_JAVA_TREE_CODE
  40 };
  41 #undef DEFTREECODE
  42
  43 struct JCF;
  44
  45 /* Usage of TREE_LANG_FLAG_?:
  46    0: IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P (in IDENTIFIER_NODE)
  47       FOR_LOOP_P (in LOOP_EXPR)
  48       SUPPRESS_UNREACHABLE_ERROR (for other _EXPR nodes)
  49       ANONYMOUS_CLASS_P (in RECORD_TYPE)
  50       ARG_FINAL_P (in TREE_LIST)
  51    1: CLASS_HAS_SUPER_FLAG (in TREE_VEC).
  52       IS_A_CLASSFILE_NAME (in IDENTIFIER_NODE)
  53       COMPOUND_ASSIGN_P (in EXPR (binop_*))
  54       LOCAL_CLASS_P (in RECORD_TYPE)
  55       BLOCK_IS_IMPLICIT (in BLOCK)
  56       JAVA_FILE_P (in TREE_LIST in current_file_list)
  57    2: RETURN_MAP_ADJUSTED (in TREE_VEC).
  58       QUALIFIED_P (in IDENTIFIER_NODE)
  59       PRIMARY_P (in EXPR_WITH_FILE_LOCATION)
  60       MODIFY_EXPR_FROM_INITIALIZATION_P (in MODIFY_EXPR)
  61       CLASS_METHOD_CHECKED_P (in RECORD_TYPE)
  62       CLASS_FILE_P (in TREE_LIST in current_file_list)
  63    3: IS_AN_IMPORT_ON_DEMAND_P (in IDENTIFIER_NODE)
  64       RESOLVE_PACKAGE_NAME_P (in EXPR_WITH_FILE_LOCATION)
  65       SWITCH_HAS_DEFAULT (in SWITCH_EXPR)
  66       ZIP_FILE_P (in TREE_LIST in current_file_list)
  67       HAS_FINALIZER (in RECORD_TYPE)
  68    4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
  69       RESOLVE_TYPE_NAME_P (in EXPR_WITH_FILE_LOCATION)
  70       CALL_USING_SUPER (in CALL_EXPR)
  71       IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
  72    5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
  73       IS_BREAK_STMT_P (in EXPR_WITH_FILE_LOCATION)
  74       IS_CRAFTED_STRING_BUFFER_P (in CALL_EXPR)
  75       IS_INIT_CHECKED (in SAVE_EXPR)
  76    6: CAN_COMPLETE_NORMALLY (in statement nodes)
  77       OUTER_FIELD_ACCESS_IDENTIFIER_P (in IDENTIFIER_NODE)
  78
  79    Usage of TYPE_LANG_FLAG_?:
  80    0: CLASS_ACCESS0_GENERATED_P (in RECORD_TYPE)
  81    1: TYPE_ARRAY_P (in RECORD_TYPE).
  82    2: CLASS_PARSED_P (in RECORD_TYPE).
  83    3: CLASS_FROM_SOURCE_P (in RECORD_TYPE).
  84    4: CLASS_P (in RECORD_TYPE).
  85    5: CLASS_FROM_CURRENTLY_COMPILED_SOURCE_P (in RECORD_TYPE)
  86    6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
  87
  88    Usage of DECL_LANG_FLAG_?:
  89    0: METHOD_DEPRECATED (in FUNCTION_DECL).
  90       FIELD_DEPRECATED (in FIELD_DECL).
  91       CLASS_DEPRECATED (in TYPE_DECL).
  92    1: METHOD_PUBLIC (in FUNCTION_DECL).
  93       FIELD_PUBLIC (in FIELD_DECL).
  94       CLASS_PUBLIC (in TYPE_DECL).
  95    2: METHOD_STATIC (in FUNCTION_DECL).
  96       (But note that FIELD_STATIC uses TREE_STATIC!)
  97       FIELD_SYNTHETIC (in FIELD_DECL)
  98       CLASS_COMPLETE_P (in TYPE_DECL)
  99    3: METHOD_FINAL (in FUNCTION_DECL)
 100       FIELD_FINAL (in FIELD_DECL)
 101       CLASS_FINAL (in TYPE_DECL)
 102       DECL_FINAL (in any decl)
 103    4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
 104       LABEL_IN_SUBR (in LABEL_DECL)
 105       CLASS_INTERFACE (in TYPE_DECL)
 106       FIELD_VOLATILE (int FIELD_DECL)
 107    5: METHOD_ABSTRACT (in FUNCTION_DECL).
 108       LABEL_IS_SUBR_START (in LABEL_DECL)
 109       CLASS_ABSTRACT (in TYPE_DECL)
 110       FIELD_TRANSIENT (in FIELD_DECL)
 111    6: LABEL_CHANGED (in LABEL_DECL)
 112       CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
 113       FIELD_LOCAL_ALIAS (in FIELD_DECL)
 114    7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
 115       CLASS_STATIC (in TYPE_DECL)
 116       FIELD_LOCAL_ALIAS_USED (in FIELD_DECL)
 117       FIELD_THISN (in FIELD_DECL)
 118 */
 119
 120 /* True if the class whose TYPE_BINFO this is has a superclass.
 121    (True of all classes except Object.) */
 122 #define CLASS_HAS_SUPER_FLAG(BINFO) TREE_LANG_FLAG_1(BINFO)
 123 #define CLASS_HAS_SUPER(TYPE) CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE))
 124
 125 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
 126 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) ? \
 127   BINFO_TYPE (TREE_VEC_ELT (TYPE_BINFO_BASETYPES (TYPE), 0)) : NULL_TREE)
 128
 129 /* True if the class we are compiling is a .java source file;
 130    false if it is a .class bytecode file. */
 131 extern int compiling_from_source;
 132
 133 /* The class defined by the actual (main) file we are compiling. */
 134 #define main_class \
 135   java_global_trees[JTI_MAIN_CLASS]
 136
 137 /* The class we use as the base for name resolution.  It's usually the
 138    class we're generating code for but sometimes it points to an inner
 139    class.  If you really want to know the class we're currently
 140    generating code for, use output_class instead.  */
 141 #define current_class \
 142   java_global_trees[JTI_CURRENT_CLASS]
 143
 144 /* The class we are currently generating.  Really.  */
 145 #define output_class \
 146   java_global_trees[JTI_OUTPUT_CLASS]
 147
 148 /* List of all class DECLs seen so far.  */
 149 #define all_class_list \
 150   java_global_trees[JTI_ALL_CLASS_LIST]
 151
 152 /* List of all class filenames seen so far.  */
 153 #define all_class_filename java_global_trees [JTI_ALL_CLASS_FILENAME]
 154
 155 /* List of virtual decls referred to by this translation unit, used to
 156    generate virtual method offset symbol table.  */
 157
 158 /* The virtual offset table.  This is emitted as uninitialized data of
 159    the required length, and filled out at run time during class
 160    linking. */
 161
 162 /* The virtual offset symbol table. Used by the runtime to fill out
 163    the otable. */
 164
 165 extern int flag_emit_class_files;
 166
 167 extern int flag_filelist_file;
 168
 169 /* When nonzero, permit the use of the assert keyword.  */
 170
 171 extern int flag_assert;
 172
 173 /* When nonzero, assume all native functions are implemented with
 174    JNI, not CNI.  */
 175
 176 extern int flag_jni;
 177
 178 /* When nonzero, report the now deprecated empty statements.  */
 179
 180 extern int flag_extraneous_semicolon;
 181
 182 /* When nonzero, report use of deprecated classes, methods, or fields.  */
 183 extern int flag_deprecated;
 184
 185 /* When nonzero, always check for a non gcj generated classes archive.  */
 186
 187 extern int flag_force_classes_archive_check;
 188
 189 /* When nonzero, we emit xref strings. Values of the flag for xref
 190    backends are defined in xref.h.  */
 191
 192 extern int flag_emit_xref;
 193
 194 /* When doing xrefs, tell when not to fold.   */
 195 extern int do_not_fold;
 196
 197 /* Resource name.  */
 198 extern const char *resource_name;
 199
 200 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings.  */
 201 extern int flag_wall;
 202 extern int flag_redundant;
 203 extern int flag_not_overriding;
 204 extern int flag_static_local_jdk1_1;
 205
 206 /* When nonzero, warn when source file is newer than matching class
 207    file.  */
 208 extern int flag_newer;
 209
 210 /* When nonzero, call a library routine to do integer divisions. */
 211 extern int flag_use_divide_subroutine;
 212
 213 /* When nonzero, generate code for the Boehm GC.  */
 214 extern int flag_use_boehm_gc;
 215
 216 /* When nonzero, assume the runtime uses a hash table to map an
 217    object to its synchronization structure.  */
 218 extern int flag_hash_synchronization;
 219
 220 /* When nonzero, generate checks for references to NULL.  */
 221 extern int flag_check_references;
 222
 223 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
 224    initialization optimization should be performed.  */
 225 extern int flag_optimize_sci;
 226
 227 /* When nonzero, use offset tables for virtual method calls
 228    in order to improve binary compatibility. */
 229 extern int flag_indirect_dispatch;
 230
 231 /* When zero, don't generate runtime array store checks. */
 232 extern int flag_store_check;
 233
 234 /* Encoding used for source files.  */
 235 extern const char *current_encoding;
 236
 237 /* The Java .class file that provides main_class;  the main input file. */
 238 extern GTY(()) struct JCF * current_jcf;
 239
 240 /* Set to nonzero value in order to emit class initialization code
 241    before static field references.  */
 242 extern int always_initialize_class_p;
 243
 244 typedef struct CPool constant_pool;
 245
 246 #define CONSTANT_ResolvedFlag 16
 247
 248 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
 249 #define CONSTANT_ResolvedString    (CONSTANT_String+CONSTANT_ResolvedFlag)
 250
 251 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
 252 #define CONSTANT_ResolvedClass     (CONSTANT_Class+CONSTANT_ResolvedFlag)
 253
 254 #define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
 255
 256 /* A NameAndType constant is represented as a TREE_LIST.
 257    The type is the signature string (as an IDENTIFIER_NODE).  */
 258
 259 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
 260   CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
 261 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
 262   CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
 263
 264 /* A FieldRef, MethodRef or InterfaceMethodRef constant
 265    is represented as a TREE_LIST. */
 266
 267 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
 268 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
 269 #define COMPONENT_REF_NAME(CPOOL, IDX) \
 270   NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 271 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
 272   NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 273
 274 extern GTY(()) tree java_lang_cloneable_identifier_node;
 275 extern GTY(()) tree java_io_serializable_identifier_node;
 276
 277 enum java_tree_index
 278 {
 279   JTI_PROMOTED_BYTE_TYPE_NODE,
 280   JTI_PROMOTED_SHORT_TYPE_NODE,
 281   JTI_PROMOTED_CHAR_TYPE_NODE,
 282   JTI_PROMOTED_BOOLEAN_TYPE_NODE,
 283
 284   JTI_BYTE_TYPE_NODE,
 285   JTI_SHORT_TYPE_NODE,
 286   JTI_INT_TYPE_NODE,
 287   JTI_LONG_TYPE_NODE,
 288
 289   JTI_UNSIGNED_BYTE_TYPE_NODE,
 290   JTI_UNSIGNED_SHORT_TYPE_NODE,
 291   JTI_UNSIGNED_INT_TYPE_NODE,
 292   JTI_UNSIGNED_LONG_TYPE_NODE,
 293
 294   JTI_DECIMAL_INT_MAX_NODE,
 295   JTI_DECIMAL_LONG_MAX_NODE,
 296
 297   JTI_OBJECT_TYPE_NODE,
 298   JTI_UNQUALIFIED_OBJECT_ID_NODE,
 299   JTI_OBJECT_PTR_TYPE_NODE,
 300   JTI_STRING_TYPE_NODE,
 301   JTI_STRING_PTR_TYPE_NODE,
 302   JTI_THROWABLE_TYPE_NODE,
 303   JTI_EXCEPTION_TYPE_NODE,
 304   JTI_RUNTIME_EXCEPTION_TYPE_NODE,
 305   JTI_ERROR_EXCEPTION_TYPE_NODE,
 306   JTI_RAWDATA_PTR_TYPE_NODE,
 307
 308   JTI_BYTE_ARRAY_TYPE_NODE,
 309   JTI_SHORT_ARRAY_TYPE_NODE,
 310   JTI_INT_ARRAY_TYPE_NODE,
 311   JTI_LONG_ARRAY_TYPE_NODE,
 312   JTI_BOOLEAN_ARRAY_TYPE_NODE,
 313   JTI_CHAR_ARRAY_TYPE_NODE,
 314   JTI_DOUBLE_ARRAY_TYPE_NODE,
 315   JTI_FLOAT_ARRAY_TYPE_NODE,
 316   JTI_ARRAY_ARRAY_TYPE_NODE,
 317   JTI_OBJECT_ARRAY_TYPE_NODE,
 318   JTI_STRING_ARRAY_TYPE_NODE,
 319   JTI_BOOLEAN_ARRAY_VTABLE,
 320   JTI_BYTE_ARRAY_VTABLE,
 321   JTI_CHAR_ARRAY_VTABLE,
 322   JTI_SHORT_ARRAY_VTABLE,
 323   JTI_INT_ARRAY_VTABLE,
 324   JTI_LONG_ARRAY_VTABLE,
 325   JTI_FLOAT_ARRAY_VTABLE,
 326   JTI_DOUBLE_ARRAY_VTABLE,
 327   JTI_TYPE_IDENTIFIER_NODE,
 328   JTI_INIT_IDENTIFIER_NODE,
 329   JTI_CLINIT_IDENTIFIER_NODE,
 330   JTI_FINIT_IDENTIFIER_NODE,
 331   JTI_INSTINIT_IDENTIFIER_NODE,
 332   JTI_VOID_SIGNATURE_NODE,
 333   JTI_LENGTH_IDENTIFIER_NODE,
 334   JTI_FINALIZE_IDENTIFIER_NODE,
 335   JTI_THIS_IDENTIFIER_NODE,
 336   JTI_SUPER_IDENTIFIER_NODE,
 337   JTI_CONTINUE_IDENTIFIER_NODE,
 338   JTI_ACCESS0_IDENTIFIER_NODE,
 339   JTI_CLASSDOLLAR_IDENTIFIER_NODE,
 340   JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
 341
 342   JTI_RETURN_ADDRESS_TYPE_NODE,
 343
 344   JTI_LONG_ZERO_NODE,
 345   JTI_FLOAT_ZERO_NODE,
 346   JTI_DOUBLE_ZERO_NODE,
 347   JTI_INTEGER_TWO_NODE,
 348   JTI_INTEGER_FOUR_NODE,
 349   JTI_EMPTY_STMT_NODE,
 350
 351   JTI_METHODTABLE_TYPE,
 352   JTI_METHODTABLE_PTR_TYPE,
 353
 354   JTI_UTF8CONST_TYPE,
 355   JTI_UTF8CONST_PTR_TYPE,
 356
 357   JTI_CLASS_TYPE_NODE,
 358   JTI_CLASS_PTR_TYPE,
 359   JTI_FIELD_TYPE_NODE,
 360   JTI_CONSTANTS_TYPE_NODE,
 361   JTI_DTABLE_TYPE,
 362   JTI_DTABLE_PTR_TYPE,
 363   JTI_FIELD_PTR_TYPE_NODE,
 364   JTI_FIELD_INFO_UNION_NODE,
 365   JTI_EXCEPTION_TYPE,
 366   JTI_EXCEPTION_PTR_TYPE,
 367   JTI_LINENUMBERENTRY_TYPE,
 368   JTI_LINENUMBERS_TYPE,
 369   JTI_METHOD_TYPE_NODE,
 370   JTI_METHOD_PTR_TYPE_NODE,
 371   JTI_OTABLE_TYPE,
 372   JTI_OTABLE_PTR_TYPE,
 373   JTI_ATABLE_TYPE,
 374   JTI_ATABLE_PTR_TYPE,
 375   JTI_SYMBOL_TYPE,
 376   JTI_SYMBOLS_ARRAY_TYPE,
 377   JTI_SYMBOLS_ARRAY_PTR_TYPE,
 378
 379   JTI_END_PARAMS_NODE,
 380
 381   JTI_THROW_NODE,
 382   JTI_ALLOC_OBJECT_NODE,
 383   JTI_ALLOC_NO_FINALIZER_NODE,
 384   JTI_SOFT_INSTANCEOF_NODE,
 385   JTI_SOFT_CHECKCAST_NODE,
 386   JTI_SOFT_INITCLASS_NODE,
 387   JTI_SOFT_NEWARRAY_NODE,
 388   JTI_SOFT_ANEWARRAY_NODE,
 389   JTI_SOFT_MULTIANEWARRAY_NODE,
 390   JTI_SOFT_BADARRAYINDEX_NODE,
 391   JTI_SOFT_NULLPOINTER_NODE,
 392   JTI_SOFT_CHECKARRAYSTORE_NODE,
 393   JTI_SOFT_MONITORENTER_NODE,
 394   JTI_SOFT_MONITOREXIT_NODE,
 395   JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
 396   JTI_SOFT_LOOKUPJNIMETHOD_NODE,
 397   JTI_SOFT_GETJNIENVNEWFRAME_NODE,
 398   JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
 399   JTI_SOFT_FMOD_NODE,
 400   JTI_SOFT_IDIV_NODE,
 401   JTI_SOFT_IREM_NODE,
 402   JTI_SOFT_LDIV_NODE,
 403   JTI_SOFT_LREM_NODE,
 404
 405   JTI_ACCESS_FLAGS_TYPE_NODE,
 406
 407   JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
 408
 409   JTI_WFL_OPERATOR,
 410
 411   JTI_MAIN_CLASS,
 412   JTI_CURRENT_CLASS,
 413   JTI_OUTPUT_CLASS,
 414   JTI_ALL_CLASS_LIST,
 415   JTI_ALL_CLASS_FILENAME,
 416
 417   JTI_PREDEF_FILENAMES,
 418
 419   JTI_MAX
 420 };
 421
 422 extern GTY(()) tree java_global_trees[JTI_MAX];
 423
 424 /* "Promoted types" that are used for primitive types smaller
 425    than int.  We could use int_type_node, but then we would lose
 426    type information (such as needed for debugging). */
 427 #define promoted_byte_type_node \
 428   java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
 429 #define promoted_short_type_node \
 430   java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
 431 #define promoted_char_type_node \
 432   java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
 433 #define promoted_boolean_type_node \
 434   java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
 435
 436 #define byte_type_node \
 437   java_global_trees[JTI_BYTE_TYPE_NODE]
 438 #define short_type_node \
 439   java_global_trees[JTI_SHORT_TYPE_NODE]
 440 #define int_type_node \
 441   java_global_trees[JTI_INT_TYPE_NODE]
 442 #define long_type_node \
 443   java_global_trees[JTI_LONG_TYPE_NODE]
 444
 445 #define unsigned_byte_type_node \
 446   java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
 447 #define unsigned_short_type_node \
 448   java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
 449 #define unsigned_int_type_node \
 450   java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
 451 #define unsigned_long_type_node \
 452   java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
 453
 454 #define decimal_int_max \
 455   java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
 456 #define decimal_long_max \
 457   java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
 458
 459 #define object_type_node \
 460   java_global_trees[JTI_OBJECT_TYPE_NODE]
 461 #define unqualified_object_id_node \
 462   java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
 463 #define object_ptr_type_node \
 464   java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
 465 #define string_type_node \
 466   java_global_trees[JTI_STRING_TYPE_NODE]
 467 #define string_ptr_type_node \
 468   java_global_trees[JTI_STRING_PTR_TYPE_NODE]
 469 #define throwable_type_node \
 470   java_global_trees[JTI_THROWABLE_TYPE_NODE]
 471 #define exception_type_node \
 472   java_global_trees[JTI_EXCEPTION_TYPE_NODE]
 473 #define runtime_exception_type_node \
 474   java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
 475 #define error_exception_type_node \
 476   java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
 477 #define rawdata_ptr_type_node \
 478   java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
 479
 480 #define byte_array_type_node \
 481   java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
 482 #define short_array_type_node \
 483   java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
 484 #define int_array_type_node \
 485   java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
 486 #define long_array_type_node \
 487   java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
 488 #define boolean_array_type_node \
 489   java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
 490 #define char_array_type_node \
 491   java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
 492 #define double_array_type_node \
 493   java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
 494 #define float_array_type_node \
 495   java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
 496 #define array_array_type_node \
 497   java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
 498 #define object_array_type_node \
 499   java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
 500 #define string_array_type_node \
 501   java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
 502 #define boolean_array_vtable \
 503   java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
 504 #define byte_array_vtable \
 505   java_global_trees[JTI_BYTE_ARRAY_VTABLE]
 506 #define char_array_vtable \
 507   java_global_trees[JTI_CHAR_ARRAY_VTABLE]
 508 #define short_array_vtable \
 509   java_global_trees[JTI_SHORT_ARRAY_VTABLE]
 510 #define int_array_vtable \
 511   java_global_trees[JTI_INT_ARRAY_VTABLE]
 512 #define long_array_vtable \
 513   java_global_trees[JTI_LONG_ARRAY_VTABLE]
 514 #define float_array_vtable \
 515   java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
 516 #define double_array_vtable \
 517   java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
 518 #define TYPE_identifier_node \
 519   java_global_trees[JTI_TYPE_IDENTIFIER_NODE]      /* "TYPE" */
 520 #define init_identifier_node \
 521   java_global_trees[JTI_INIT_IDENTIFIER_NODE]      /* "<init>" */
 522 #define clinit_identifier_node \
 523   java_global_trees[JTI_CLINIT_IDENTIFIER_NODE]      /* "<clinit>" */
 524 #define finit_identifier_node \
 525   java_global_trees[JTI_FINIT_IDENTIFIER_NODE]      /* "finit$" */
 526 /* FIXME "instinit$" and "finit$" should be merged  */
 527 #define instinit_identifier_node \
 528   java_global_trees[JTI_INSTINIT_IDENTIFIER_NODE]  /* "instinit$" */
 529 #define void_signature_node \
 530   java_global_trees[JTI_VOID_SIGNATURE_NODE]       /* "()V" */
 531 #define length_identifier_node \
 532   java_global_trees[JTI_LENGTH_IDENTIFIER_NODE]  /* "length" */
 533 #define finalize_identifier_node \
 534   java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE]  /* "finalize" */
 535 #define this_identifier_node \
 536   java_global_trees[JTI_THIS_IDENTIFIER_NODE]  /* "this" */
 537 #define super_identifier_node \
 538   java_global_trees[JTI_SUPER_IDENTIFIER_NODE]  /* "super" */
 539 #define continue_identifier_node \
 540   java_global_trees[JTI_CONTINUE_IDENTIFIER_NODE]  /* "continue" */
 541 #define access0_identifier_node \
 542   java_global_trees[JTI_ACCESS0_IDENTIFIER_NODE] /* "access$0" */
 543 #define classdollar_identifier_node \
 544   java_global_trees[JTI_CLASSDOLLAR_IDENTIFIER_NODE] /* "class$" */
 545 #define one_elt_array_domain_type \
 546   java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
 547 /* The type of the return address of a subroutine. */
 548 #define return_address_type_node \
 549   java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
 550
 551 /* Integer constants not declared in tree.h. */
 552 #define long_zero_node \
 553   java_global_trees[JTI_LONG_ZERO_NODE]
 554 #define float_zero_node \
 555   java_global_trees[JTI_FLOAT_ZERO_NODE]
 556 #define double_zero_node \
 557   java_global_trees[JTI_DOUBLE_ZERO_NODE]
 558 #define integer_two_node \
 559   java_global_trees[JTI_INTEGER_TWO_NODE]
 560 #define integer_four_node \
 561   java_global_trees[JTI_INTEGER_FOUR_NODE]
 562 #define empty_stmt_node \
 563   java_global_trees[JTI_EMPTY_STMT_NODE]
 564
 565 /* The type for struct methodtable. */
 566 #define methodtable_type \
 567   java_global_trees[JTI_METHODTABLE_TYPE]
 568 #define methodtable_ptr_type \
 569   java_global_trees[JTI_METHODTABLE_PTR_TYPE]
 570
 571 #define utf8const_type \
 572   java_global_trees[JTI_UTF8CONST_TYPE]
 573 #define utf8const_ptr_type \
 574   java_global_trees[JTI_UTF8CONST_PTR_TYPE]
 575
 576 #define class_type_node \
 577   java_global_trees[JTI_CLASS_TYPE_NODE]
 578 #define class_ptr_type \
 579   java_global_trees[JTI_CLASS_PTR_TYPE]
 580 #define field_type_node \
 581   java_global_trees[JTI_FIELD_TYPE_NODE]
 582 #define constants_type_node \
 583   java_global_trees[JTI_CONSTANTS_TYPE_NODE]
 584 #define dtable_type \
 585   java_global_trees[JTI_DTABLE_TYPE]
 586 #define dtable_ptr_type \
 587   java_global_trees[JTI_DTABLE_PTR_TYPE]
 588 #define field_ptr_type_node \
 589   java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
 590 #define field_info_union_node \
 591   java_global_trees[JTI_FIELD_INFO_UNION_NODE]
 592 #define jexception_type \
 593   java_global_trees[JTI_EXCEPTION_TYPE]
 594 #define jexception_ptr_type \
 595   java_global_trees[JTI_EXCEPTION_PTR_TYPE]
 596 #define lineNumberEntry_type \
 597   java_global_trees[JTI_LINENUMBERENTRY_TYPE]
 598 #define lineNumbers_type \
 599   java_global_trees[JTI_LINENUMBERS_TYPE]
 600 #define method_type_node \
 601   java_global_trees[JTI_METHOD_TYPE_NODE]
 602 #define method_ptr_type_node \
 603   java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
 604 #define otable_type \
 605   java_global_trees[JTI_OTABLE_TYPE]
 606 #define atable_type \
 607   java_global_trees[JTI_ATABLE_TYPE]
 608 #define otable_ptr_type \
 609   java_global_trees[JTI_OTABLE_PTR_TYPE]
 610 #define atable_ptr_type \
 611   java_global_trees[JTI_ATABLE_PTR_TYPE]
 612 #define symbol_type \
 613   java_global_trees[JTI_SYMBOL_TYPE]
 614 #define symbols_array_type \
 615   java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
 616 #define symbols_array_ptr_type \
 617   java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
 618 #define class_refs_decl \
 619   Jjava_global_trees[TI_CLASS_REFS_DECL]
 620
 621 #define end_params_node \
 622   java_global_trees[JTI_END_PARAMS_NODE]
 623
 624 /* References to internal libjava functions we use. */
 625 #define throw_node \
 626   java_global_trees[JTI_THROW_NODE]
 627 #define alloc_object_node \
 628   java_global_trees[JTI_ALLOC_OBJECT_NODE]
 629 #define alloc_no_finalizer_node \
 630   java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
 631 #define soft_instanceof_node \
 632   java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
 633 #define soft_checkcast_node \
 634   java_global_trees[JTI_SOFT_CHECKCAST_NODE]
 635 #define soft_initclass_node \
 636   java_global_trees[JTI_SOFT_INITCLASS_NODE]
 637 #define soft_newarray_node \
 638   java_global_trees[JTI_SOFT_NEWARRAY_NODE]
 639 #define soft_anewarray_node \
 640   java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
 641 #define soft_multianewarray_node \
 642   java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
 643 #define soft_badarrayindex_node \
 644   java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
 645 #define soft_nullpointer_node \
 646   java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
 647 #define soft_checkarraystore_node \
 648   java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
 649 #define soft_monitorenter_node \
 650   java_global_trees[JTI_SOFT_MONITORENTER_NODE]
 651 #define soft_monitorexit_node \
 652   java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
 653 #define soft_lookupinterfacemethod_node \
 654   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
 655 #define soft_lookupjnimethod_node \
 656   java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
 657 #define soft_getjnienvnewframe_node \
 658   java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
 659 #define soft_jnipopsystemframe_node \
 660   java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
 661 #define soft_fmod_node \
 662   java_global_trees[JTI_SOFT_FMOD_NODE]
 663 #define soft_idiv_node \
 664   java_global_trees[JTI_SOFT_IDIV_NODE]
 665 #define soft_irem_node \
 666   java_global_trees[JTI_SOFT_IREM_NODE]
 667 #define soft_ldiv_node \
 668   java_global_trees[JTI_SOFT_LDIV_NODE]
 669 #define soft_lrem_node \
 670   java_global_trees[JTI_SOFT_LREM_NODE]
 671
 672 #define access_flags_type_node \
 673   java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
 674
 675 #define nativecode_ptr_array_type_node \
 676   java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
 677
 678 #define predef_filenames \
 679   java_global_trees[JTI_PREDEF_FILENAMES]
 680
 681 #define nativecode_ptr_type_node ptr_type_node
 682
 683 #define wfl_operator \
 684   java_global_trees[JTI_WFL_OPERATOR]
 685
 686 extern const char *cyclic_inheritance_report;
 687
 688 struct lang_identifier GTY(())
 689 {
 690   struct tree_identifier ignore;
 691   tree global_value;
 692   tree local_value;
 693
 694   /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 695    * the Utf8Const representation of the identifier.  */
 696   tree utf8_ref;
 697 };
 698
 699 /* The resulting tree type.  */
 700 union lang_tree_node
 701   GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
 702        chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
 703 {
 704   union tree_node GTY ((tag ("0"),
 705                         desc ("tree_node_structure (&%h)")))
 706     generic;
 707   struct lang_identifier GTY ((tag ("1"))) identifier;
 708 };
 709
 710 /* Macros for access to language-specific slots in an identifier.  */
 711 /* Unless specified, each of these slots contains a DECL node or null.  */
 712
 713 /* This represents the value which the identifier has in the
 714    file-scope namespace.  */
 715 #define IDENTIFIER_GLOBAL_VALUE(NODE)   \
 716   (((struct lang_identifier *)(NODE))->global_value)
 717 /* This represents the value which the identifier has in the current
 718    scope.  */
 719 #define IDENTIFIER_LOCAL_VALUE(NODE)    \
 720   (((struct lang_identifier *)(NODE))->local_value)
 721
 722 /* Given an identifier NODE, get the corresponding (non-handle) class.
 723    For get_identifier ("java.lang.Number"), the result is
 724    the struct whose DECL_ASSEMBLER_NAME is "Classjava_lang_Number". */
 725 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 726
 727 /* Given an identifier NODE, get the corresponding handle class.
 728    For get_identifier ("java.lang.Number"), the result is
 729    the struct whose DECL_ASSEMBLER_NAME is "Hjava_lang_Number". */
 730 #define IDENTIFIER_HANDLECLASS_VALUE(NODE) ???
 731
 732 /* Given a signature of a reference (or array) type, or a method, return the
 733    corresponding type (if one has been allocated).
 734    Do not use for primitive types, since they may be ambiguous.
 735    (E.g. is "I" a signature or a class name?) */
 736 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 737
 738 /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 739    the Utf8Const representation of the identifier.  */
 740 #define IDENTIFIER_UTF8_REF(NODE) \
 741   (((struct lang_identifier *)(NODE))->utf8_ref)
 742
 743 #define IDENTIFIER_UTF8_DECL(NODE) \
 744   TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
 745
 746 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
 747    the position in the .class file of the method code.
 748    Specifically, this is the code itself, not the code attribute. */
 749 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
 750 /* Similarly, the length of the bytecode. */
 751 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
 752 /* Similarly, the position of the LineNumberTable attribute. */
 753 #define DECL_LINENUMBERS_OFFSET(DECL) \
 754   (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
 755 /* Similarly, the position of the LocalVariableTable attribute
 756    (following the standard attribute header). */
 757 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
 758   (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
 759
 760 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
 761 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
 762 /* Number of local variable slots needed for the arguments of this function. */
 763 #define DECL_ARG_SLOT_COUNT(DECL) \
 764   (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
 765 /* Line number of end of function. */
 766 #define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
 767 /* Information on declaration location */
 768 #define DECL_FUNCTION_WFL(DECL)  (DECL_LANG_SPECIFIC(DECL)->u.f.wfl)
 769 /* List of checked thrown exceptions, as specified with the `throws'
 770    keyword */
 771 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
 772 /* List of other constructors of the same class that this constructor
 773    calls */
 774 #define DECL_CONSTRUCTOR_CALLS(DECL) \
 775   (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
 776 /* When the function is an access function, the DECL it was trying to
 777    access */
 778 #define DECL_FUNCTION_ACCESS_DECL(DECL) \
 779   (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor)
 780 /* The identifier of the access method used to invoke this method from
 781    an inner class.  */
 782 #define DECL_FUNCTION_INNER_ACCESS(DECL) \
 783   (DECL_LANG_SPECIFIC(DECL)->u.f.inner_access)
 784 /* Pointer to the function's current's COMPOUND_EXPR tree (while
 785    completing its body) or the function's block */
 786 #define DECL_FUNCTION_BODY(DECL) \
 787   (DECL_LANG_SPECIFIC(DECL)->u.f.function_decl_body)
 788 /* How specific the function is (for method selection - Java source
 789    code front-end */
 790 #define DECL_SPECIFIC_COUNT(DECL) DECL_ARG_SLOT_COUNT(DECL)
 791 /* For each function decl, init_test_table contains a hash table whose
 792    entries are keyed on class names, and whose values are local
 793    boolean decls.  The variables are intended to be TRUE when the
 794    class has been initialized in this function, and FALSE otherwise.  */
 795 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
 796   (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
 797 /* If LOCAL_CLASS_INITIALIZATION_FLAG_P(decl), give class it initializes. */
 798 #define DECL_FUNCTION_INIT_TEST_CLASS(DECL) \
 799   (DECL_LANG_SPECIFIC(DECL)->u.v.slot_chain)
 800 /* For each static function decl, itc contains a hash table whose
 801    entries are keyed on class named that are definitively initialized
 802    in DECL.  */
 803 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
 804   (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
 805 /* A list of all the static method calls in the method DECL (if optimizing).
 806    Actually each TREE_VALUE points to a COMPONT_EXPR that wraps the
 807    invocation so we can later patch it.  */
 808 #define DECL_FUNCTION_STATIC_METHOD_INVOCATION_COMPOUND(DECL) \
 809   (DECL_LANG_SPECIFIC(DECL)->u.f.smic)
 810 /* The Number of Artificial Parameters (NAP) DECL contains. this$<n>
 811    is excluded, because sometimes created as a parameter before the
 812    function decl exists. */
 813 #define DECL_FUNCTION_NAP(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.nap)
 814 /* True if DECL is a synthetic ctor.  */
 815 #define DECL_FUNCTION_SYNTHETIC_CTOR(DECL) \
 816   (DECL_LANG_SPECIFIC(DECL)->u.f.synthetic_ctor)
 817 #define DECL_FIXED_CONSTRUCTOR_P(DECL) \
 818   (DECL_LANG_SPECIFIC(DECL)->u.f.fixed_ctor)
 819
 820 /* A constructor that calls this. */
 821 #define DECL_INIT_CALLS_THIS(DECL) \
 822   (DECL_LANG_SPECIFIC(DECL)->u.f.init_calls_this)
 823
 824 /* True when DECL (a field) is Synthetic.  */
 825 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (DECL)
 826
 827 /* True when DECL aliases an outer context local variable.  */
 828 #define FIELD_LOCAL_ALIAS(DECL) DECL_LANG_FLAG_6 (DECL)
 829
 830 /* True when DECL, which aliases an outer context local variable is
 831    used by the inner classe */
 832 #define FIELD_LOCAL_ALIAS_USED(DECL) DECL_LANG_FLAG_7 (DECL)
 833
 834 /* True when DECL is a this$<n> field. Note that
 835    FIELD_LOCAL_ALIAS_USED can be differentiated when tested against
 836    FIELD_LOCAL_ALIAS.  */
 837 #define FIELD_THISN(DECL) DECL_LANG_FLAG_7 (DECL)
 838
 839 /* In a LABEL_DECL, a TREE_VEC that saves the type_map at that point. */
 840 #define LABEL_TYPE_STATE(NODE) (DECL_INITIAL (NODE))
 841
 842 /* In the label of a subroutine, a dummy label that records the
 843    state following a merge of all the ret instructions in this subroutine. */
 844 #define LABEL_RETURN_LABEL(DECL) DECL_ARGUMENTS(DECL)
 845
 846 /* In the label of a sub-routine, records the type state at return.
 847  * A local may be TYPE_UNUSED, which means that the local is not
 848  * used (stored to or loaded from) in this subroutine - at least for
 849  * code that we have verified so far. */
 850 #define LABEL_RETURN_TYPE_STATE(NODE) LABEL_TYPE_STATE (LABEL_RETURN_LABEL (NODE))
 851
 852 /* In a TREE_VEC for a LABEL_RETURN_TYPE_STATE, notes that
 853    TREE_VEC_LENGTH has been adjusted to the correct stack size. */
 854 #define RETURN_MAP_ADJUSTED(NODE) TREE_LANG_FLAG_2(NODE)
 855
 856 /* In the label of a sub-routine, a chain of the return location labels. */
 857 #define LABEL_RETURN_LABELS(node) \
 858   (LABEL_DECL_CHECK (LABEL_RETURN_LABEL(node))->decl.result)
 859
 860 /* In a LABEL_DECL, the next pending label.
 861    See pending_blocks in expr.c. */
 862 #define LABEL_PENDING_CHAIN(NODE) (LABEL_DECL_CHECK (NODE)->decl.result)
 863
 864 /* In a LABEL_DECL, the corresponding bytecode program counter. */
 865 #define LABEL_PC(NODE) ((NODE)->decl.u2.i)
 866
 867 /* Used during verification to mark the label has "changed". (See JVM Spec). */
 868 #define LABEL_CHANGED(NODE) DECL_LANG_FLAG_6(NODE)
 869
 870 /* In a LABEL_DECL, true if we have verified instructions starting here. */
 871 #define LABEL_VERIFIED(NODE) (instruction_bits[LABEL_PC(NODE)]&BCODE_VERIFIED)
 872
 873 /* True if this code is within a subroutine (target of a jsr). */
 874 #define LABEL_IN_SUBR(NODE) DECL_LANG_FLAG_4(NODE)
 875 /* True if this code is the start of a subroutine (target of a jsr). */
 876 #define LABEL_IS_SUBR_START(NODE) DECL_LANG_FLAG_5(NODE)
 877
 878 /* In a LABEL_DECL, if LABEL_IN_SUBR(NODE), points to start of subroutine. */
 879 #define LABEL_SUBR_START(NODE) DECL_ABSTRACT_ORIGIN(NODE)
 880
 881 /* In a LABEL_DECL that has LABEL_IS_SUBR_START, this points to the start
 882    of surrounding subroutine in the case of a nested subroutine,
 883    and NULL_TREE otherwise. */
 884 #define LABEL_SUBR_CONTEXT(NODE) DECL_CONTEXT (LABEL_RETURN_LABEL (NODE))
 885
 886 /* The slot number for this local variable. */
 887 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
 888   (DECL_LANG_SPECIFIC(NODE)->u.v.slot_number)
 889 /* The start (bytecode) pc for the valid range of this local variable. */
 890 #define DECL_LOCAL_START_PC(NODE) \
 891   (DECL_LANG_SPECIFIC(NODE)->u.v.start_pc)
 892 /* The end (bytecode) pc for the valid range of this local variable. */
 893 #define DECL_LOCAL_END_PC(NODE) \
 894   (DECL_LANG_SPECIFIC(NODE)->u.v.end_pc)
 895 /* For a VAR_DECLor PARM_DECL, used to chain decls with the same
 896    slot_number in decl_map. */
 897 #define DECL_LOCAL_SLOT_CHAIN(NODE) \
 898   (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
 899 /* For a FIELD_DECL, holds the name of the access method. Used to
 900    read/write the content of the field from an inner class.  */
 901 #define FIELD_INNER_ACCESS(DECL) \
 902   (DECL_LANG_SPECIFIC(DECL)->u.v.am)
 903 /* Safely tests whether FIELD_INNER_ACCESS exists or not. */
 904 #define FIELD_INNER_ACCESS_P(DECL) \
 905   DECL_LANG_SPECIFIC (DECL) && FIELD_INNER_ACCESS (DECL)
 906 /* True if a final variable was initialized upon its declaration,
 907    or (if a field) in an initializer.  Set after definite assignment. */
 908 #define DECL_FIELD_FINAL_IUD(NODE) \
 909   (DECL_LANG_SPECIFIC(NODE)->u.v.final_iud)
 910 /* The original WFL of a final variable. */
 911 #define DECL_FIELD_FINAL_WFL(NODE) \
 912   (DECL_LANG_SPECIFIC(NODE)->u.v.wfl)
 913 /* The class that's the owner of a dynamic binding table.  */
 914 #define DECL_OWNER(NODE) \
 915   (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
 916 /* True if NODE is a local variable final. */
 917 #define LOCAL_FINAL_P(NODE) (DECL_LANG_SPECIFIC (NODE) && DECL_FINAL (NODE))
 918 /* True if NODE is a final field. */
 919 #define FINAL_VARIABLE_P(NODE) (FIELD_FINAL (NODE) && !FIELD_STATIC (NODE))
 920 /* True if NODE is a class final field. */
 921 #define CLASS_FINAL_VARIABLE_P(NODE) \
 922   (FIELD_FINAL (NODE) && FIELD_STATIC (NODE))
 923 /* True if NODE is a class initialization flag. This macro accesses
 924    the flag to read or set it.  */
 925 #define LOCAL_CLASS_INITIALIZATION_FLAG(NODE) \
 926     (DECL_LANG_SPECIFIC(NODE)->u.v.cif)
 927 /* True if NODE is a class initialization flag. */
 928 #define LOCAL_CLASS_INITIALIZATION_FLAG_P(NODE) \
 929     (DECL_LANG_SPECIFIC (NODE) && LOCAL_CLASS_INITIALIZATION_FLAG(NODE))
 930 /* True if NODE is a variable that is out of scope.  */
 931 #define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
 932     (DECL_LANG_SPECIFIC(NODE)->u.v.freed)
 933 /* Create a DECL_LANG_SPECIFIC if necessary. */
 934 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T)                  \
 935   if (DECL_LANG_SPECIFIC (T) == NULL)                           \
 936     {                                                           \
 937       DECL_LANG_SPECIFIC ((T))                                  \
 938         = ggc_alloc_cleared (sizeof (struct lang_decl));        \
 939       DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR;             \
 940     }
 941
 942 /* A ConstantExpression, after folding and name resolution. */
 943 #define CONSTANT_VALUE_P(NODE) \
 944   (TREE_CODE (NODE) == STRING_CST \
 945    || (TREE_CODE (NODE) == INTEGER_CST \
 946        && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
 947    || TREE_CODE (NODE) == REAL_CST)
 948
 949 /* For a local VAR_DECL, holds the index into a words bitstring that
 950    specifies if this decl is definitively assigned.
 951    The value -1 means the variable has been definitely assigned (and not
 952    definitely unassigned).  The value -2 means we already reported an error. */
 953 #define DECL_BIT_INDEX(DECL) (DECL_CHECK (DECL)->decl.pointer_alias_set)
 954
 955 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
 956 struct lang_decl_func GTY(())
 957 {
 958   /*  tree chain; not yet used. */
 959   long code_offset;
 960   int code_length;
 961   long linenumbers_offset;
 962   long localvariables_offset;
 963   int arg_slots;
 964   int max_locals;
 965   int max_stack;
 966   int arg_slot_count;
 967   int last_line;                /* End line number for a function decl */
 968   tree wfl;                     /* Information on the original location */
 969   tree throws_list;             /* Exception specified by `throws' */
 970   tree function_decl_body;      /* Hold all function's statements */
 971   tree called_constructor;      /* When decl is a constructor, the
 972                                    list of other constructor it calls */
 973
 974   /* Class initialization test variables  */
 975   htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
 976
 977   /* Initialized (static) Class Table */
 978   htab_t GTY ((param_is (union tree_node))) ict;
 979
 980   tree smic;                    /* Static method invocation compound */
 981   tree inner_access;            /* The identifier of the access method
 982                                    used for invocation from inner classes */
 983   int nap;                      /* Number of artificial parameters */
 984   unsigned int native : 1;      /* Nonzero if this is a native method  */
 985   unsigned int synthetic_ctor : 1; /* Nonzero if this is a synthetic ctor */
 986   unsigned int init_final : 1;  /* Nonzero all finals are initialized */
 987   unsigned int fixed_ctor : 1;
 988   unsigned int init_calls_this : 1;
 989   unsigned int strictfp : 1;
 990   unsigned int invisible : 1;   /* Set for methods we generate
 991                                    internally but which shouldn't be
 992                                    written to the .class file.  */
 993 };
 994
 995 struct treetreehash_entry GTY(())
 996 {
 997   tree key;
 998   tree value;
 999 };
1000
1001 extern tree java_treetreehash_find (htab_t, tree);
1002 extern tree * java_treetreehash_new (htab_t, tree);
1003 extern htab_t java_treetreehash_create (size_t size, int ggc);
1004
1005 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
1006    (access methods on outer class fields) and final fields. */
1007 struct lang_decl_var GTY(())
1008 {
1009   int slot_number;
1010   int start_pc;
1011   int end_pc;
1012   tree slot_chain;
1013   tree am;                      /* Access method for this field (1.1) */
1014   tree wfl;                     /* Original wfl */
1015   tree owner;
1016   unsigned int final_iud : 1;   /* Final initialized upon declaration */
1017   unsigned int cif : 1;         /* True: decl is a class initialization flag */
1018   unsigned int freed;           /* Decl is no longer in scope.  */
1019 };
1020
1021 /* This is what 'lang_decl' really points to.  */
1022
1023 enum lang_decl_desc {
1024   LANG_DECL_FUNC,
1025   LANG_DECL_VAR
1026 };
1027
1028 struct lang_decl GTY(())
1029 {
1030   enum lang_decl_desc desc;
1031   union lang_decl_u {
1032     struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
1033     struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
1034   } GTY ((desc ("%0.desc"))) u;
1035 };
1036
1037 /* Macro to access fields in `struct lang_type'.  */
1038
1039 #define TYPE_SIGNATURE(T) (TYPE_LANG_SPECIFIC(T)->signature)
1040 #define TYPE_JCF(T) (TYPE_LANG_SPECIFIC(T)->jcf)
1041 #define TYPE_CPOOL(T) (TYPE_LANG_SPECIFIC(T)->cpool)
1042 #define TYPE_CPOOL_DATA_REF(T) (TYPE_LANG_SPECIFIC(T)->cpool_data_ref)
1043 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T)                          \
1044   if (TYPE_LANG_SPECIFIC ((T)) == NULL)                                  \
1045     {                                                                    \
1046       TYPE_LANG_SPECIFIC ((T))                                           \
1047         = ggc_alloc_cleared (sizeof (struct lang_type));                 \
1048     }
1049
1050 #define TYPE_FINIT_STMT_LIST(T)  (TYPE_LANG_SPECIFIC(T)->finit_stmt_list)
1051 #define TYPE_CLINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->clinit_stmt_list)
1052 #define TYPE_II_STMT_LIST(T)     (TYPE_LANG_SPECIFIC(T)->ii_block)
1053 /* The decl of the synthetic method `class$' used to handle `.class'
1054    for non primitive types when compiling to bytecode. */
1055 #define TYPE_DOT_CLASS(T)        (TYPE_LANG_SPECIFIC(T)->dot_class)
1056 #define TYPE_PACKAGE_LIST(T)     (TYPE_LANG_SPECIFIC(T)->package_list)
1057 #define TYPE_IMPORT_LIST(T)      (TYPE_LANG_SPECIFIC(T)->import_list)
1058 #define TYPE_IMPORT_DEMAND_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_demand_list)
1059 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->pic)
1060 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->poic)
1061 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC(T)->strictfp)
1062 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC(T)->assertions)
1063
1064 #define TYPE_ATABLE_METHODS(T)   (TYPE_LANG_SPECIFIC(T)->atable_methods)
1065 #define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC(T)->atable_syms_decl)
1066 #define TYPE_ATABLE_DECL(T)      (TYPE_LANG_SPECIFIC(T)->atable_decl)
1067
1068 #define TYPE_OTABLE_METHODS(T)   (TYPE_LANG_SPECIFIC(T)->otable_methods)
1069 #define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC(T)->otable_syms_decl)
1070 #define TYPE_OTABLE_DECL(T)      (TYPE_LANG_SPECIFIC(T)->otable_decl)
1071
1072 #define TYPE_CTABLE_DECL(T)      (TYPE_LANG_SPECIFIC(T)->ctable_decl)
1073 #define TYPE_CATCH_CLASSES(T)    (TYPE_LANG_SPECIFIC(T)->catch_classes)
1074
1075 #define TYPE_TO_RUNTIME_MAP(T)   (TYPE_LANG_SPECIFIC(T)->type_to_runtime_map)
1076
1077 struct lang_type GTY(())
1078 {
1079   tree signature;
1080   struct JCF * jcf;
1081   struct CPool * cpool;
1082   tree cpool_data_ref;          /* Cached */
1083   tree finit_stmt_list;         /* List of statements finit$ will use */
1084   tree clinit_stmt_list;        /* List of statements <clinit> will use  */
1085   tree ii_block;                /* Instance initializer block */
1086   tree dot_class;               /* The decl of the `class$' function that
1087                                    needs to be invoked and generated when
1088                                    compiling to bytecode to implement
1089                                    <non_primitive_type>.class */
1090   tree package_list;            /* List of package names, progressive */
1091   tree import_list;             /* Imported types, in the CU of this class */
1092   tree import_demand_list;      /* Imported types, in the CU of this class */
1093
1094   tree otable_methods;          /* List of static decls referred to by this class.  */
1095   tree otable_decl;             /* The static address table.  */
1096   tree otable_syms_decl;
1097
1098   tree atable_methods;          /* List of static decls referred to by this class.  */
1099   tree atable_decl;             /* The static address table.  */
1100   tree atable_syms_decl;
1101
1102   tree ctable_decl;             /* The table of classes for the runtime type matcher.  */
1103   tree catch_classes;
1104
1105   htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
1106                                 /* The mapping of classes to exception region markers.  */
1107
1108   unsigned pic:1;               /* Private Inner Class. */
1109   unsigned poic:1;              /* Protected Inner Class. */
1110   unsigned strictfp:1;          /* `strictfp' class.  */
1111   unsigned assertions:1;        /* Any method uses `assert'.  */
1112 };
1113
1114 #define JCF_u4 unsigned long
1115 #define JCF_u2 unsigned short
1116
1117 /* Possible values to pass to lookup_argument_method_generic.  */
1118 #define SEARCH_INTERFACE      1
1119 #define SEARCH_SUPER          2
1120 #define SEARCH_ONLY_INTERFACE 4
1121 #define SEARCH_VISIBLE        8
1122
1123 extern void java_parse_file (int);
1124 extern bool java_mark_addressable (tree);
1125 extern tree java_type_for_mode (enum machine_mode, int);
1126 extern tree java_type_for_size (unsigned int, int);
1127 extern tree java_unsigned_type (tree);
1128 extern tree java_signed_type (tree);
1129 extern tree java_signed_or_unsigned_type (int, tree);
1130 extern tree java_truthvalue_conversion (tree);
1131 extern void add_assume_compiled (const char *, int);
1132 extern tree lookup_class (tree);
1133 extern tree lookup_java_constructor (tree, tree);
1134 extern tree lookup_java_method (tree, tree, tree);
1135 extern tree lookup_argument_method (tree, tree, tree);
1136 extern tree lookup_argument_method_generic (tree, tree, tree, int);
1137 extern int has_method (tree, tree);
1138 extern tree promote_type (tree);
1139 extern tree get_constant (struct JCF*, int);
1140 extern tree get_name_constant (struct JCF*, int);
1141 extern tree get_class_constant (struct JCF*, int);
1142 extern tree parse_signature (struct JCF *jcf, int sig_index);
1143 extern tree add_field (tree, tree, tree, int);
1144 extern tree add_method (tree, int, tree, tree);
1145 extern tree add_method_1 (tree, int, tree, tree);
1146 extern tree make_class (void);
1147 extern tree push_class (tree, tree);
1148 extern tree unmangle_classname (const char *name, int name_length);
1149 extern tree parse_signature_string (const unsigned char *, int);
1150 extern tree get_type_from_signature (tree);
1151 extern void layout_class (tree);
1152 extern tree layout_class_method (tree, tree, tree, tree);
1153 extern void layout_class_methods (tree);
1154 extern tree build_class_ref (tree);
1155 extern tree build_dtable_decl (tree);
1156 extern tree build_internal_class_name (tree);
1157 extern tree build_constants_constructor (void);
1158 extern tree build_ref_from_constant_pool (int);
1159 extern tree build_utf8_ref (tree);
1160 extern tree ident_subst (const char*, int, const char*, int, int, const char*);
1161 extern tree identifier_subst (const tree, const char *, int, int, const char *);
1162 extern int global_bindings_p (void);
1163 extern int kept_level_p (void);
1164 extern tree getdecls (void);
1165 extern void pushlevel (int);
1166 extern tree poplevel (int,int, int);
1167 extern void insert_block (tree);
1168 extern void set_block (tree);
1169 extern tree pushdecl (tree);
1170 extern void java_init_decl_processing (void);
1171 extern void java_dup_lang_specific_decl (tree);
1172 extern tree build_java_signature (tree);
1173 extern tree build_java_argument_signature (tree);
1174 extern void set_java_signature (tree, tree);
1175 extern tree build_static_field_ref (tree);
1176 extern tree build_address_of (tree);
1177 extern tree find_local_variable (int index, tree type, int pc);
1178 extern tree find_stack_slot (int index, tree type);
1179 extern tree build_prim_array_type (tree, HOST_WIDE_INT);
1180 extern tree build_java_array_type (tree, HOST_WIDE_INT);
1181 extern int is_compiled_class (tree);
1182 extern tree mangled_classname (const char*, tree);
1183 extern tree lookup_label (int);
1184 extern tree pop_type_0 (tree, char**);
1185 extern tree pop_type (tree);
1186 extern tree decode_newarray_type (int);
1187 extern tree lookup_field (tree*, tree);
1188 extern int is_array_type_p (tree);
1189 extern HOST_WIDE_INT java_array_type_length (tree);
1190 extern int read_class (tree);
1191 extern void load_class (tree, int);
1192
1193 extern tree check_for_builtin (tree, tree);
1194 extern void initialize_builtins (void);
1195
1196 extern tree lookup_name (tree);
1197 extern tree build_known_method_ref (tree, tree, tree, tree, tree);
1198 extern tree build_class_init (tree, tree);
1199 extern tree build_invokevirtual (tree, tree);
1200 extern tree build_invokeinterface (tree, tree);
1201 extern tree build_jni_stub (tree);
1202 extern tree invoke_build_dtable (int, tree);
1203 extern tree build_field_ref (tree, tree, tree);
1204 extern void pushdecl_force_head (tree);
1205 extern tree build_java_binop (enum tree_code, tree, tree, tree);
1206 extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1207 extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1208 extern tree build_java_arrayaccess (tree, tree, tree);
1209 extern tree build_java_arraystore_check (tree, tree);
1210 extern tree build_newarray (int, tree);
1211 extern tree build_anewarray (tree, tree);
1212 extern tree build_new_array (tree, tree);
1213 extern tree build_java_array_length_access (tree);
1214 extern tree build_java_arraynull_check (tree, tree, tree);
1215 extern tree build_java_indirect_ref (tree, tree, int);
1216 extern tree java_check_reference (tree, int);
1217 extern tree build_get_class (tree);
1218 extern tree build_instanceof (tree, tree);
1219 extern tree create_label_decl (tree);
1220 extern void push_labeled_block (tree);
1221 extern tree prepare_eh_table_type (tree);
1222 extern void java_expand_catch_classes (tree);
1223 extern tree build_exception_object_ref (tree);
1224 extern tree generate_name (void);
1225 extern void pop_labeled_block (void);
1226 extern const char *lang_printable_name (tree, int);
1227 extern tree maybe_add_interface (tree, tree);
1228 extern void set_super_info (int, tree, tree, int);
1229 extern void set_class_decl_access_flags (int, tree);
1230 extern int get_access_flags_from_decl (tree);
1231 extern int interface_of_p (tree, tree);
1232 extern int inherits_from_p (tree, tree);
1233 extern int common_enclosing_context_p (tree, tree);
1234 extern int enclosing_context_p (tree, tree);
1235 extern void complete_start_java_method (tree);
1236 extern tree build_result_decl (tree);
1237 extern void emit_handlers (void);
1238 extern void make_class_data (tree);
1239 extern void register_class (void);
1240 extern int alloc_name_constant (int, tree);
1241 extern void emit_register_classes (void);
1242 extern tree emit_symbol_table (tree, tree, tree, tree, tree);
1243 extern void lang_init_source (int);
1244 extern void write_classfile (tree);
1245 extern char *print_int_node (tree);
1246 extern void parse_error_context (tree cl, const char *, ...)
1247   ATTRIBUTE_PRINTF_2;
1248 extern void finish_class (void);
1249 extern void java_layout_seen_class_methods (void);
1250 extern void check_for_initialization (tree, tree);
1251
1252 extern tree pushdecl_top_level (tree);
1253 extern int alloc_class_constant (tree);
1254 extern void init_expr_processing (void);
1255 extern void push_super_field (tree, tree);
1256 extern void init_class_processing (void);
1257 extern int can_widen_reference_to (tree, tree);
1258 extern int class_depth (tree);
1259 extern int verify_jvm_instructions (struct JCF *, const unsigned char *, long);
1260 extern void maybe_pushlevels (int);
1261 extern void maybe_poplevels (int);
1262 extern void force_poplevels (int);
1263 extern int process_jvm_instruction (int, const unsigned char *, long);
1264 extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1265 extern void set_local_type (int, tree);
1266 extern int merge_type_state (tree);
1267 extern int push_type_0 (tree);
1268 extern void push_type (tree);
1269 extern void load_type_state (tree);
1270 extern void add_interface (tree, tree);
1271 extern tree force_evaluation_order (tree);
1272 extern int verify_constant_pool (struct JCF *);
1273 extern void start_java_method (tree);
1274 extern void end_java_method (void);
1275 extern void give_name_to_locals (struct JCF *);
1276 extern void note_instructions (struct JCF *, tree);
1277 extern void expand_byte_code (struct JCF *, tree);
1278 extern int open_in_zip (struct JCF *, const char *, const char *, int);
1279 extern void set_constant_value (tree, tree);
1280 #ifdef jword
1281 extern int find_constant1 (struct CPool *, int, jword);
1282 extern int find_constant2 (struct CPool *, int, jword, jword);
1283 #endif
1284 extern int find_utf8_constant (struct CPool *, tree);
1285 extern int find_string_constant (struct CPool *, tree);
1286 extern int find_class_constant (struct CPool *, tree);
1287 extern int find_fieldref_index (struct CPool *, tree);
1288 extern int find_methodref_index (struct CPool *, tree);
1289 extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1290 extern void write_constant_pool (struct CPool *, unsigned char *, int);
1291 extern int count_constant_pool_bytes (struct CPool *);
1292 extern int encode_newarray_type (tree);
1293 #ifdef uint64
1294 extern void format_int (char *, jlong, int);
1295 extern void format_uint (char *, uint64, int);
1296 #endif
1297 extern void jcf_trim_old_input (struct JCF *);
1298 #ifdef BUFSIZ
1299 extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1300 extern void jcf_print_char (FILE *, int);
1301 extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int, int, int);
1302 extern const char* open_class (const char *, struct JCF *, int, const char *);
1303 #endif
1304 extern void java_debug_context (void);
1305 extern void safe_layout_class (tree);
1306
1307 extern tree get_boehm_type_descriptor (tree);
1308 extern bool class_has_finalize_method (tree);
1309 extern void java_check_methods (tree);
1310 extern void init_jcf_parse (void);
1311 extern void init_src_parse (void);
1312
1313 extern int cxx_keyword_p (const char *, int);
1314 extern tree java_mangle_decl (struct obstack *, tree);
1315 extern tree java_mangle_class_field (struct obstack *, tree);
1316 extern tree java_mangle_class_field_from_string (struct obstack *, char *);
1317 extern tree java_mangle_vtable (struct obstack *, tree);
1318 extern const char *lang_printable_name_wls (tree, int);
1319 extern void append_gpp_mangled_name (const char *, int);
1320
1321 extern void add_predefined_file (tree);
1322 extern int predefined_filename_p (tree);
1323
1324 extern tree decl_constant_value (tree);
1325
1326 extern void java_mark_class_local (tree);
1327
1328 #if defined(RTX_CODE) && defined (HAVE_MACHINE_MODES)
1329 struct rtx_def * java_expand_expr (tree, rtx, enum machine_mode, int, rtx *);
1330 #endif
1331 extern void java_inlining_merge_static_initializers (tree, void *);
1332 extern void java_inlining_map_static_initializers (tree, void *);
1333
1334 extern void compile_resource_data (const char *name, const char *buffer, int);
1335 extern void compile_resource_file (const char *, const char *);
1336 extern void write_resource_constructor (void);
1337 extern void init_resource_processing (void);
1338
1339 extern void start_complete_expand_method (tree);
1340 extern void java_expand_body (tree);
1341
1342 extern int get_symbol_table_index (tree, tree *);
1343
1344 extern tree make_catch_class_record (tree, tree);
1345 extern tree emit_catch_table (tree);
1346
1347 extern void gen_indirect_dispatch_tables (tree type);
1348
1349 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1350
1351 /* Access flags etc for a method (a FUNCTION_DECL): */
1352
1353 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1354 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1355 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1356 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (DECL)
1357 #define METHOD_FINAL(DECL) DECL_FINAL (DECL)
1358 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (DECL)
1359 #define METHOD_NATIVE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.native)
1360 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1361 #define METHOD_STRICTFP(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.strictfp)
1362 #define METHOD_INVISIBLE(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.invisible)
1363
1364 #define JAVA_FILE_P(NODE) TREE_LANG_FLAG_2 (NODE)
1365 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1366 #define ZIP_FILE_P(NODE) TREE_LANG_FLAG_4 (NODE)
1367
1368 /* Other predicates on method decls  */
1369
1370 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7(DECL)
1371
1372 #define DECL_INIT_P(DECL)   (ID_INIT_P (DECL_NAME (DECL)))
1373 #define DECL_FINIT_P(DECL)  (ID_FINIT_P (DECL_NAME (DECL)))
1374 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1375 #define DECL_INSTINIT_P(DECL) (ID_INSTINIT_P (DECL_NAME (DECL)))
1376
1377 /* Predicates on method identifiers. Kept close to other macros using
1378    them  */
1379 #define ID_INIT_P(ID)   ((ID) == init_identifier_node)
1380 #define ID_FINIT_P(ID)  ((ID) == finit_identifier_node)
1381 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1382 #define ID_CLASSDOLLAR_P(ID) ((ID) == classdollar_identifier_node)
1383 #define ID_INSTINIT_P(ID) ((ID) == instinit_identifier_node)
1384
1385 /* Access flags etc for a variable/field (a FIELD_DECL): */
1386
1387 #define FIELD_PRIVATE(DECL) TREE_PRIVATE (DECL)
1388 #define FIELD_PROTECTED(DECL) TREE_PROTECTED (DECL)
1389 #define FIELD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1390 #define FIELD_STATIC(DECL) TREE_STATIC (DECL)
1391 #define FIELD_FINAL(DECL) DECL_FINAL (DECL)
1392 #define FIELD_VOLATILE(DECL) DECL_LANG_FLAG_4 (DECL)
1393 #define FIELD_TRANSIENT(DECL) DECL_LANG_FLAG_5 (DECL)
1394
1395 /* Access flags etc for a class (a TYPE_DECL): */
1396
1397 #define CLASS_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL)
1398 #define CLASS_FINAL(DECL) DECL_FINAL (DECL)
1399 #define CLASS_INTERFACE(DECL) DECL_LANG_FLAG_4 (DECL)
1400 #define CLASS_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL)
1401 #define CLASS_SUPER(DECL) DECL_LANG_FLAG_6 (DECL)
1402 #define CLASS_STATIC(DECL) DECL_LANG_FLAG_7 (DECL)
1403 #define CLASS_PRIVATE(DECL) (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1404 #define CLASS_PROTECTED(DECL) (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1405 #define CLASS_STRICTFP(DECL) (TYPE_STRICTFP (TREE_TYPE (DECL)))
1406 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1407
1408 /* @deprecated marker flag on methods, fields and classes */
1409
1410 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1411 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1412 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1413 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1414
1415 /* The number of virtual methods in this class's dispatch table.
1416  Does not include initial two dummy entries (one points to the
1417  Class object, and the other is for G++ -fvtable-thunks compatibility). */
1418 #define TYPE_NVIRTUALS(TYPE) TYPE_BINFO_VIRTUALS (TYPE)
1419
1420 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1421    virtual methods. */
1422 #define TYPE_VTABLE(TYPE) TYPE_BINFO_VTABLE(TYPE)
1423
1424 /* Use CLASS_LOADED_P? FIXME */
1425 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1426
1427 /* This maps a bytecode offset (PC) to various flags,
1428    listed below (starting with BCODE_). */
1429 extern char *instruction_bits;
1430
1431 /* True iff the byte is the start of an instruction. */
1432 #define BCODE_INSTRUCTION_START 1
1433
1434 /* True iff there is a jump or a return to this location. */
1435 #define BCODE_JUMP_TARGET 2
1436
1437 /* True iff this is the start of an exception handler. */
1438 #define BCODE_EXCEPTION_TARGET 16
1439
1440 /* True iff there is a jump to this location (and it needs a label). */
1441 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1442
1443 /* True iff there is an entry in the linenumber table for this location. */
1444 #define BCODE_HAS_LINENUMBER 32
1445
1446 /* True iff there is more than one entry in the linenumber table for
1447    this location.  (This probably does not make much sense.)  */
1448 #define BCODE_HAS_MULTI_LINENUMBERS 64
1449
1450 /* True if this instruction has been verified. */
1451 #define BCODE_VERIFIED 8
1452
1453 /* A pointer to the line number table of the current method. */
1454 extern const unsigned char *linenumber_table;
1455 /* The length (in items) of the line number table. */
1456 extern int linenumber_count;
1457
1458 /* In type_map, means that slot is uninitialized or otherwise unusable. */
1459 #define TYPE_UNKNOWN NULL_TREE
1460
1461 /* In type_map, means the second half of a 64-bit double or long. */
1462 #define TYPE_SECOND void_type_node
1463
1464 /* In type_map, means the null type (i.e. type of a null reference). */
1465 #define TYPE_NULL ptr_type_node
1466
1467 /* In a type map means the type the address subroutine return address. */
1468 #define TYPE_RETURN_ADDR return_address_type_node
1469
1470 /* In a subroutine's return type map, indicates that the slot was neither
1471    used nor set in the subroutine. */
1472 #define TYPE_UNUSED error_mark_node
1473
1474 /* When returned from pop_type_0, indicates stack underflow. */
1475 #define TYPE_UNDERFLOW integer_zero_node
1476
1477 /* When returned from pop_type_0, indicates a type mismatch. */
1478 #define TYPE_UNEXPECTED NULL_TREE
1479
1480 /* A array mapping variable/stack slot index to the type current
1481    in that variable/stack slot.
1482    TYPE_UNKNOWN, TYPE_SECOND, and TYPE_NULL are special cases. */
1483 extern tree *type_map;
1484
1485 /* Map a stack index to the type currently in that slot. */
1486 #define stack_type_map (type_map+DECL_MAX_LOCALS(current_function_decl))
1487
1488 /* True iff TYPE takes two variable/stack slots. */
1489 #define TYPE_IS_WIDE(TYPE) \
1490   ((TYPE) == double_type_node || (TYPE) == long_type_node)
1491
1492 /* True iif CLASS has it's access$0 method generated.  */
1493 #define CLASS_ACCESS0_GENERATED_P(CLASS) TYPE_LANG_FLAG_0 (CLASS)
1494
1495 /* True iff TYPE is a Java array type. */
1496 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1497
1498 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1499 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1500
1501 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1502 #define TYPE_ARGUMENT_SIGNATURE(TYPE) TYPE_VFIELD(TYPE)
1503
1504 /* Given an array type, give the type of the elements. */
1505 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1506 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE(ATYPE)
1507
1508 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1509    (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1510 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1511                               && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1512
1513 /* True if class TYPE has been parsed (first pass). */
1514 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1515
1516 /* True if class TYPE was defined in Java source code. */
1517 #define CLASS_FROM_SOURCE_P(TYPE) TYPE_LANG_FLAG_3 (TYPE)
1518
1519 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1520 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1521
1522 /* True if class TYPE was requested (on command line) to be compiled.*/
1523 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) \
1524   TYPE_LANG_FLAG_5 (TYPE)
1525
1526 /* True if class TYPE is currently being laid out. Helps in detection
1527    of inheritance cycle occurring as a side effect of performing the
1528    layout of a class.  */
1529 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1530
1531 /* True if class TYPE has a field initializer finit$ function */
1532 #define CLASS_HAS_FINIT_P(TYPE) TYPE_FINIT_STMT_LIST (TYPE)
1533
1534 /* True if identifier ID was seen while processing a single type import stmt */
1535 #define IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P(ID) TREE_LANG_FLAG_0 (ID)
1536
1537 /* True if identifier ID was seen while processing an import statement */
1538 #define IS_A_CLASSFILE_NAME(ID) TREE_LANG_FLAG_1 (ID)
1539
1540 /* True if ID is a qualified named (contains . or /) */
1541 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1542
1543 /* True if ID is an already processed import on demand */
1544 #define IS_AN_IMPORT_ON_DEMAND_P(ID) TREE_LANG_FLAG_3 (ID)
1545
1546 /* True if ID is a command-line specified filename */
1547 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1548
1549 /* True if filename ID has already been parsed */
1550 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1551
1552 /* True if EXPR is RHS sub-tree of a compound assign expression */
1553 #define COMPOUND_ASSIGN_P(EXPR) TREE_LANG_FLAG_1 (EXPR)
1554
1555 /* True if a SWITCH_EXPR has a DEFAULT_EXPR. */
1556 #define SWITCH_HAS_DEFAULT(NODE) TREE_LANG_FLAG_3 (NODE)
1557
1558 /* True if EXPR (a WFL in that case) was created after the
1559    reduction of PRIMARY . XXX */
1560 #define PRIMARY_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1561
1562 /* True if EXPR (a MODIFY_EXPR in that case) is the result of variable
1563    initialization during its declaration */
1564 #define MODIFY_EXPR_FROM_INITIALIZATION_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1565
1566 /* True if EXPR (a TREE_TYPE denoting a class type) has its methods
1567    already checked (for redefinitions, etc, see java_check_regular_methods.) */
1568 #define CLASS_METHOD_CHECKED_P(EXPR) TREE_LANG_FLAG_2 (EXPR)
1569
1570 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1571    feature a finalizer method. */
1572 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1573
1574 /* True if EXPR (a LOOP_EXPR in that case) is part of a for statement */
1575 #define FOR_LOOP_P(EXPR) TREE_LANG_FLAG_0 (EXPR)
1576
1577 /* True if NODE (a RECORD_TYPE in that case) is an anonymous class.  */
1578 #define ANONYMOUS_CLASS_P(NODE) TREE_LANG_FLAG_0 (NODE)
1579
1580 /* True if NODE (a RECORD_TYPE in that case) is a block local class.  */
1581 #define LOCAL_CLASS_P(NODE) TREE_LANG_FLAG_1 (NODE)
1582
1583 /* True if NODE (a TREE_LIST) hold a pair of argument name/type
1584    declared with the final modifier */
1585 #define ARG_FINAL_P(NODE) TREE_LANG_FLAG_0 (NODE)
1586
1587 /* True if NODE (some kind of EXPR, but not a WFL) should not give an
1588    error if it is found to be unreachable.  This can only be applied
1589    to those EXPRs which can be used as the update expression of a
1590    `for' loop.  In particular it can't be set on a LOOP_EXPR.  */
1591 #define SUPPRESS_UNREACHABLE_ERROR(NODE) TREE_LANG_FLAG_0 (NODE)
1592
1593 /* True if EXPR (a WFL in that case) resolves into a package name */
1594 #define RESOLVE_PACKAGE_NAME_P(WFL) TREE_LANG_FLAG_3 (WFL)
1595
1596 /* True if EXPR (a WFL in that case) resolves into a type name */
1597 #define RESOLVE_TYPE_NAME_P(WFL) TREE_LANG_FLAG_4 (WFL)
1598
1599 /* True if STMT (a WFL in that case) holds a BREAK statement */
1600 #define IS_BREAK_STMT_P(WFL) TREE_LANG_FLAG_5 (WFL)
1601
1602 /* True if EXPR (a CALL_EXPR in that case) is a crafted StringBuffer */
1603 #define IS_CRAFTED_STRING_BUFFER_P(EXPR) TREE_LANG_FLAG_5 (EXPR)
1604
1605 /* True if EXPR (a SAVE_EXPR in that case) had its content already
1606    checked for (un)initialized local variables.  */
1607 #define IS_INIT_CHECKED(EXPR) TREE_LANG_FLAG_5 (EXPR)
1608
1609 /* If set in CALL_EXPR, the receiver is 'super'. */
1610 #define CALL_USING_SUPER(EXPR) TREE_LANG_FLAG_4 (EXPR)
1611
1612 /* True if NODE (a statement) can complete normally. */
1613 #define CAN_COMPLETE_NORMALLY(NODE) TREE_LANG_FLAG_6(NODE)
1614
1615 /* True if NODE (an IDENTIFIER) bears the name of a outer field from
1616    inner class access function.  */
1617 #define OUTER_FIELD_ACCESS_IDENTIFIER_P(NODE) TREE_LANG_FLAG_6(NODE)
1618
1619 /* Non null if NODE belongs to an inner class TYPE_DECL node.
1620    Verifies that NODE as the attributes of a decl.  */
1621 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE  \
1622                                   && DECL_CONTEXT (NODE))
1623
1624 /* Non null if NODE is an top level class TYPE_DECL node: NODE isn't
1625    an inner class or NODE is a static class.  */
1626 #define TOPLEVEL_CLASS_DECL_P(NODE) (!INNER_CLASS_DECL_P (NODE)         \
1627                                      || CLASS_STATIC (NODE))
1628
1629 /* True if the class decl NODE was declared in a inner scope and is
1630    not a toplevel class */
1631 #define PURE_INNER_CLASS_DECL_P(NODE) \
1632   (INNER_CLASS_DECL_P (NODE) && !CLASS_STATIC (NODE))
1633
1634 /* Non null if NODE belongs to an inner class RECORD_TYPE node. Checks
1635    that TYPE_NAME bears a decl. An array type wouldn't.  */
1636 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1637                                   && DECL_CONTEXT (TYPE_NAME (NODE)))
1638
1639 #define TOPLEVEL_CLASS_TYPE_P(NODE) (!INNER_CLASS_TYPE_P (NODE)         \
1640                                      || CLASS_STATIC (TYPE_NAME (NODE)))
1641
1642 /* True if the class type NODE was declared in a inner scope and is
1643    not a toplevel class */
1644 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1645   (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1646
1647 /* Non null if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class.  */
1648 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ?                  \
1649                              INNER_CLASS_DECL_P (NODE) :                      \
1650                              (TREE_CODE (NODE) == RECORD_TYPE ?               \
1651                               INNER_CLASS_TYPE_P (NODE) :                     \
1652                               (abort (), 0)))
1653
1654 /* On a TYPE_DECL, hold the list of inner classes defined within the
1655    scope of TYPE_DECL.  */
1656 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (NODE)
1657
1658 /* Build a IDENTIFIER_NODE for a file name we're considering. Since
1659    all_class_filename is a registered root, putting this identifier
1660    in a TREE_LIST it holds keeps this node alive.  */
1661 #define BUILD_FILENAME_IDENTIFIER_NODE(F, S)            \
1662   if (!((F) = maybe_get_identifier ((S))))              \
1663     {                                                   \
1664       (F) = get_identifier ((S));                       \
1665       tree_cons ((F), NULL_TREE, all_class_filename);   \
1666     }
1667
1668 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1669    The field has name NAME (a char*), and type FTYPE.
1670    Unless this is the first field, FIELD most hold the previous field.
1671    FIELD is set to the newly created FIELD_DECL.
1672
1673    We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1674    if compiling java.lang.Object or java.lang.Class. */
1675
1676 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \
1677 { tree tmp_field = build_decl (FIELD_DECL, get_identifier(NAME), FTYPE); \
1678   if (TYPE_FIELDS (RTYPE) == NULL_TREE) TYPE_FIELDS (RTYPE) = tmp_field; \
1679   else TREE_CHAIN(FIELD) = tmp_field; \
1680   DECL_CONTEXT (tmp_field) = RTYPE; \
1681   DECL_ARTIFICIAL (tmp_field) = 1; \
1682   FIELD = tmp_field; }
1683
1684 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1685
1686 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */
1687 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) { \
1688   CONS = build_constructor (CTYPE, NULL_TREE);\
1689   TREE_CHAIN(CONS) = TYPE_FIELDS (CTYPE); }
1690
1691 /* Append a field initializer to CONS for the dummy field for the inherited
1692    fields.  The dummy field has the given VALUE, and the same type as the
1693    super-class.   Must be specified before calls to PUSH_FIELD_VALUE. */
1694
1695 #define PUSH_SUPER_VALUE(CONS, VALUE) {\
1696   tree field = TREE_CHAIN(CONS);\
1697   if (DECL_NAME (field) != NULL_TREE) abort();\
1698   CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\
1699   TREE_CHAIN(CONS) = TREE_CHAIN (field); }
1700
1701 /* Append a field initializer to CONS for a field with the given VALUE.
1702    NAME is a char* string used for error checking;
1703    the initializer must be specified in order. */
1704 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE)                                     \
1705 do                                                                              \
1706 {                                                                               \
1707   tree field = TREE_CHAIN(CONS);                                                \
1708   if (strcmp (IDENTIFIER_POINTER (DECL_NAME (field)), NAME) != 0)               \
1709     abort();                                                                    \
1710   CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));    \
1711   TREE_CHAIN(CONS) = TREE_CHAIN (field);                                        \
1712 }                                                                               \
1713 while (0)
1714
1715 /* Finish creating a record CONSTRUCTOR CONS. */
1716 #define FINISH_RECORD_CONSTRUCTOR(CONS) \
1717   CONSTRUCTOR_ELTS(CONS) = nreverse (CONSTRUCTOR_ELTS(CONS))
1718
1719 /* Macros on constructors invocations.  */
1720 #define CALL_CONSTRUCTOR_P(NODE)                \
1721   (TREE_CODE (NODE) == NEW_CLASS_EXPR || CALL_EXPLICIT_CONSTRUCTOR_P (NODE))
1722
1723 #define CALL_EXPLICIT_CONSTRUCTOR_P(NODE)                               \
1724   (CALL_THIS_CONSTRUCTOR_P (NODE) || CALL_SUPER_CONSTRUCTOR_P (NODE))
1725
1726 #define CALL_THIS_CONSTRUCTOR_P(NODE)                                   \
1727   (TREE_CODE (NODE) == CALL_EXPR                                        \
1728    && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == this_identifier_node)
1729
1730 #define CALL_SUPER_CONSTRUCTOR_P(NODE)                                  \
1731   (TREE_CODE (NODE) == CALL_EXPR                                        \
1732    && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == super_identifier_node)
1733
1734 /* Using a FINALLY_EXPR node */
1735 #define FINALLY_EXPR_LABEL(NODE) TREE_OPERAND ((NODE), 0)
1736 #define FINALLY_EXPR_BLOCK(NODE) TREE_OPERAND ((NODE), 1)
1737
1738 #define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
1739 #define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
1740 /* True for an implicit block surrounding declaration not at start of {...}. */
1741 #define BLOCK_IS_IMPLICIT(NODE) TREE_LANG_FLAG_1 (NODE)
1742 #define BLOCK_EMPTY_P(NODE) \
1743   (TREE_CODE (NODE) == BLOCK && BLOCK_EXPR_BODY (NODE) == empty_stmt_node)
1744
1745 #define BUILD_MONITOR_ENTER(WHERE, ARG)                         \
1746   {                                                             \
1747     (WHERE) = build (CALL_EXPR, int_type_node,                  \
1748                      build_address_of (soft_monitorenter_node), \
1749                      build_tree_list (NULL_TREE, (ARG)),        \
1750                      NULL_TREE);                                \
1751     TREE_SIDE_EFFECTS (WHERE) = 1;                              \
1752   }
1753
1754 #define BUILD_MONITOR_EXIT(WHERE, ARG)                          \
1755   {                                                             \
1756     (WHERE) = build (CALL_EXPR, int_type_node,                  \
1757                      build_address_of (soft_monitorexit_node),  \
1758                      build_tree_list (NULL_TREE, (ARG)),        \
1759                      NULL_TREE);                                \
1760     TREE_SIDE_EFFECTS (WHERE) = 1;                              \
1761   }
1762
1763 /* Nonzero if TYPE is an unchecked exception */
1764 #define IS_UNCHECKED_EXCEPTION_P(TYPE)                          \
1765   (inherits_from_p ((TYPE), runtime_exception_type_node)        \
1766    || inherits_from_p ((TYPE), error_exception_type_node))
1767
1768 /* True when we can perform static class initialization optimization */
1769 #define STATIC_CLASS_INIT_OPT_P() \
1770   (flag_optimize_sci && (optimize >= 2) && ! flag_emit_class_files)
1771
1772 extern int java_error_count;
1773
1774 /* Make the current function where this macro is invoked report error
1775    messages and and return, if any */
1776 #define java_parse_abort_on_error()                                     \
1777   {                                                                     \
1778      if (java_error_count > save_error_count)                           \
1779        return;                                                          \
1780    }
1781
1782 /* These are the possible values for the `state' field of the class
1783    structure.  This must be kept in sync with libgcj.  */
1784 enum
1785 {
1786   JV_STATE_NOTHING = 0,         /* Set by compiler.  */
1787
1788   JV_STATE_PRELOADING = 1,      /* Can do _Jv_FindClass.  */
1789   JV_STATE_LOADING = 3,         /* Has super installed.  */
1790   JV_STATE_LOADED = 5,          /* Is complete.  */
1791
1792   JV_STATE_COMPILED = 6,        /* This was a compiled class.  */
1793
1794   JV_STATE_PREPARED = 7,        /* Layout & static init done.  */
1795   JV_STATE_LINKED = 9,          /* Strings interned.  */
1796
1797   JV_STATE_IN_PROGRESS = 10,    /* <Clinit> running.  */
1798   JV_STATE_ERROR = 12,
1799
1800   JV_STATE_DONE = 14            /* Must be last.  */
1801
1802 };
1803
1804 #undef DEBUG_JAVA_BINDING_LEVELS
1805 #endif /* ! GCC_JAVA_TREE_H */