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) 1997-2016 Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.
  20
  21 Java and all Java-based marks are trademarks or registered trademarks
  22 of Sun Microsystems, Inc. in the United States and other countries.
  23 The Free Software Foundation is independent of Sun Microsystems, Inc.  */
  24
  25 /* Hacked by Per Bothner <bothner@cygnus.com> February 1996. */
  26
  27 #ifndef GCC_JAVA_TREE_H
  28 #define GCC_JAVA_TREE_H
  29
  30
  31 struct JCF;
  32
  33 /* Usage of TREE_LANG_FLAG_?:
  34    2: QUALIFIED_P (in IDENTIFIER_NODE)
  35       CLASS_FILE_P (in a TRANSLATION_UNIT_DECL in current_file_list)
  36    3: HAS_FINALIZER (in RECORD_TYPE)
  37    4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
  38       IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
  39    5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
  40
  41    Usage of TYPE_LANG_FLAG_?:
  42    1: TYPE_ARRAY_P (in RECORD_TYPE).
  43    2: CLASS_PARSED_P (in RECORD_TYPE).
  44    4: CLASS_P (in RECORD_TYPE).
  45    5: CLASS_FROM_CURRENTLY_COMPILED_P (in RECORD_TYPE)
  46    6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
  47
  48    Usage of DECL_LANG_FLAG_?:
  49    0: METHOD_DEPRECATED (in FUNCTION_DECL).
  50       FIELD_DEPRECATED (in FIELD_DECL).
  51       CLASS_DEPRECATED (in TYPE_DECL).
  52    1: METHOD_PUBLIC (in FUNCTION_DECL).
  53       FIELD_PUBLIC (in FIELD_DECL).
  54       CLASS_PUBLIC (in TYPE_DECL).
  55    2: METHOD_STATIC (in FUNCTION_DECL).
  56       (But note that FIELD_STATIC uses TREE_STATIC!)
  57       FIELD_SYNTHETIC (in FIELD_DECL)
  58       CLASS_COMPLETE_P (in TYPE_DECL)
  59    3: METHOD_FINAL (in FUNCTION_DECL)
  60       FIELD_FINAL (in FIELD_DECL)
  61       CLASS_FINAL (in TYPE_DECL)
  62       DECL_FINAL (in any decl)
  63    4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
  64       CLASS_INTERFACE (in TYPE_DECL)
  65       FIELD_VOLATILE (int FIELD_DECL)
  66    5: METHOD_ABSTRACT (in FUNCTION_DECL).
  67       CLASS_ABSTRACT (in TYPE_DECL)
  68       FIELD_TRANSIENT (in FIELD_DECL)
  69    6: CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
  70    7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
  71       CLASS_STATIC (in TYPE_DECL)
  72 */
  73
  74 #define VAR_OR_FIELD_CHECK(DECL) \
  75   TREE_CHECK3 (DECL, FIELD_DECL, VAR_DECL, PARM_DECL)
  76
  77 /* True if the class whose TYPE_BINFO this is has a superclass.
  78    (True of all classes except Object.) */
  79 #define CLASS_HAS_SUPER_FLAG(BINFO) BINFO_FLAG_1 (BINFO)
  80 #define CLASS_HAS_SUPER(TYPE) \
  81   (TYPE_BINFO (TYPE) && CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE)))
  82
  83 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
  84 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) \
  85   ? BINFO_TYPE (BINFO_BASE_BINFO (TYPE_BINFO (TYPE), 0)) \
  86   : NULL_TREE)
  87
  88 /* The class defined by the actual (main) file we are compiling. */
  89 #define main_class \
  90   java_global_trees[JTI_MAIN_CLASS]
  91
  92 /* The class we use as the base for name resolution.  It's usually the
  93    class we're generating code for but sometimes it points to an inner
  94    class.  If you really want to know the class we're currently
  95    generating code for, use output_class instead.  */
  96 #define current_class \
  97   java_global_trees[JTI_CURRENT_CLASS]
  98
  99 /* The class we are currently generating.  Really.  */
 100 #define output_class \
 101   java_global_trees[JTI_OUTPUT_CLASS]
 102
 103 /* List of virtual decls referred to by this translation unit, used to
 104    generate virtual method offset symbol table.  */
 105
 106 /* The virtual offset table.  This is emitted as uninitialized data of
 107    the required length, and filled out at run time during class
 108    linking. */
 109
 110 /* The virtual offset symbol table. Used by the runtime to fill out
 111    the otable. */
 112
 113 /* Resource name.  */
 114 extern const char *resource_name;
 115
 116 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings.  */
 117 extern int flag_wall;
 118
 119 /* The Java .class file that provides main_class;  the main input file. */
 120 extern GTY(()) struct JCF * current_jcf;
 121
 122 /* Set to nonzero value in order to emit class initialization code
 123    before static field references.  */
 124 extern int always_initialize_class_p;
 125
 126 extern int flag_verify_invocations;
 127
 128 /* Largest pc so far in this method that has been passed to lookup_label. */
 129 extern int highest_label_pc_this_method;
 130
 131 /* Base value for this method to add to pc to get generated label. */
 132 extern int start_label_pc_this_method;
 133
 134 typedef struct CPool constant_pool;
 135
 136 #define CONSTANT_ResolvedFlag 16
 137
 138 /* Don't eagerly resolve this entry.  When this flag is set, constant
 139    pool entries are resolved only at runtime when the entry is first
 140    referred to.  */
 141 #define CONSTANT_LazyFlag 32
 142
 143 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
 144 #define CONSTANT_ResolvedString    (CONSTANT_String+CONSTANT_ResolvedFlag)
 145
 146 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
 147 #define CONSTANT_ResolvedClass     (CONSTANT_Class+CONSTANT_ResolvedFlag)
 148
 149 #define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
 150
 151 /* A NameAndType constant is represented as a TREE_LIST.
 152    The type is the signature string (as an IDENTIFIER_NODE).  */
 153
 154 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
 155   CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
 156 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
 157   CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
 158
 159 /* A FieldRef, MethodRef or InterfaceMethodRef constant
 160    is represented as a TREE_LIST. */
 161
 162 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
 163 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
 164 #define COMPONENT_REF_NAME(CPOOL, IDX) \
 165   NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 166 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
 167   NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 168
 169 extern GTY(()) tree java_lang_cloneable_identifier_node;
 170 extern GTY(()) tree java_io_serializable_identifier_node;
 171 extern GTY(()) tree gcj_abi_version;
 172
 173 /* The decl for the .constants field of an instance of Class.  */
 174 extern GTY(()) tree constants_field_decl_node;
 175
 176 /* The decl for the .data field of an instance of Class.  */
 177 extern GTY(()) tree constants_data_field_decl_node;
 178
 179 enum java_tree_index
 180 {
 181   JTI_PROMOTED_BYTE_TYPE_NODE,
 182   JTI_PROMOTED_SHORT_TYPE_NODE,
 183   JTI_PROMOTED_CHAR_TYPE_NODE,
 184   JTI_PROMOTED_BOOLEAN_TYPE_NODE,
 185
 186   JTI_BYTE_TYPE_NODE,
 187   JTI_SHORT_TYPE_NODE,
 188   JTI_INT_TYPE_NODE,
 189   JTI_LONG_TYPE_NODE,
 190
 191   JTI_UNSIGNED_BYTE_TYPE_NODE,
 192   JTI_UNSIGNED_SHORT_TYPE_NODE,
 193   JTI_UNSIGNED_INT_TYPE_NODE,
 194   JTI_UNSIGNED_LONG_TYPE_NODE,
 195
 196   JTI_DECIMAL_INT_MAX_NODE,
 197   JTI_DECIMAL_LONG_MAX_NODE,
 198
 199   JTI_OBJECT_TYPE_NODE,
 200   JTI_UNQUALIFIED_OBJECT_ID_NODE,
 201   JTI_OBJECT_PTR_TYPE_NODE,
 202   JTI_STRING_TYPE_NODE,
 203   JTI_STRING_PTR_TYPE_NODE,
 204   JTI_THROWABLE_TYPE_NODE,
 205   JTI_EXCEPTION_TYPE_NODE,
 206   JTI_RUNTIME_EXCEPTION_TYPE_NODE,
 207   JTI_ERROR_EXCEPTION_TYPE_NODE,
 208   JTI_RAWDATA_PTR_TYPE_NODE,
 209
 210   JTI_BYTE_ARRAY_TYPE_NODE,
 211   JTI_SHORT_ARRAY_TYPE_NODE,
 212   JTI_INT_ARRAY_TYPE_NODE,
 213   JTI_LONG_ARRAY_TYPE_NODE,
 214   JTI_BOOLEAN_ARRAY_TYPE_NODE,
 215   JTI_CHAR_ARRAY_TYPE_NODE,
 216   JTI_DOUBLE_ARRAY_TYPE_NODE,
 217   JTI_FLOAT_ARRAY_TYPE_NODE,
 218   JTI_ARRAY_ARRAY_TYPE_NODE,
 219   JTI_OBJECT_ARRAY_TYPE_NODE,
 220   JTI_STRING_ARRAY_TYPE_NODE,
 221   JTI_BOOLEAN_ARRAY_VTABLE,
 222   JTI_BYTE_ARRAY_VTABLE,
 223   JTI_CHAR_ARRAY_VTABLE,
 224   JTI_SHORT_ARRAY_VTABLE,
 225   JTI_INT_ARRAY_VTABLE,
 226   JTI_LONG_ARRAY_VTABLE,
 227   JTI_FLOAT_ARRAY_VTABLE,
 228   JTI_DOUBLE_ARRAY_VTABLE,
 229   JTI_TYPE_IDENTIFIER_NODE,
 230   JTI_INIT_IDENTIFIER_NODE,
 231   JTI_CLINIT_IDENTIFIER_NODE,
 232   JTI_VOID_SIGNATURE_NODE,
 233   JTI_FINALIZE_IDENTIFIER_NODE,
 234   JTI_THIS_IDENTIFIER_NODE,
 235   JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
 236
 237   JTI_RETURN_ADDRESS_TYPE_NODE,
 238
 239   JTI_LONG_ZERO_NODE,
 240   JTI_FLOAT_ZERO_NODE,
 241   JTI_DOUBLE_ZERO_NODE,
 242   JTI_INTEGER_TWO_NODE,
 243   JTI_INTEGER_FOUR_NODE,
 244
 245   JTI_METHODTABLE_TYPE,
 246   JTI_METHODTABLE_PTR_TYPE,
 247
 248   JTI_UTF8CONST_TYPE,
 249   JTI_UTF8CONST_PTR_TYPE,
 250
 251   JTI_CLASS_TYPE_NODE,
 252   JTI_CLASS_PTR_TYPE,
 253   JTI_FIELD_TYPE_NODE,
 254   JTI_CONSTANTS_TYPE_NODE,
 255   JTI_DTABLE_TYPE,
 256   JTI_DTABLE_PTR_TYPE,
 257   JTI_FIELD_PTR_TYPE_NODE,
 258   JTI_FIELD_INFO_UNION_NODE,
 259   JTI_EXCEPTION_TYPE,
 260   JTI_EXCEPTION_PTR_TYPE,
 261   JTI_LINENUMBERENTRY_TYPE,
 262   JTI_LINENUMBERS_TYPE,
 263   JTI_METHOD_TYPE_NODE,
 264   JTI_METHOD_PTR_TYPE_NODE,
 265   JTI_OTABLE_TYPE,
 266   JTI_OTABLE_PTR_TYPE,
 267   JTI_ATABLE_TYPE,
 268   JTI_ATABLE_PTR_TYPE,
 269   JTI_ITABLE_TYPE,
 270   JTI_ITABLE_PTR_TYPE,
 271   JTI_SYMBOL_TYPE,
 272   JTI_SYMBOLS_ARRAY_TYPE,
 273   JTI_SYMBOLS_ARRAY_PTR_TYPE,
 274   JTI_ASSERTION_ENTRY_TYPE,
 275   JTI_ASSERTION_TABLE_TYPE,
 276
 277   JTI_END_PARAMS_NODE,
 278
 279   JTI_THROW_NODE,
 280   JTI_ALLOC_OBJECT_NODE,
 281   JTI_ALLOC_NO_FINALIZER_NODE,
 282   JTI_SOFT_INSTANCEOF_NODE,
 283   JTI_SOFT_CHECKCAST_NODE,
 284   JTI_SOFT_INITCLASS_NODE,
 285   JTI_SOFT_NEWARRAY_NODE,
 286   JTI_SOFT_ANEWARRAY_NODE,
 287   JTI_SOFT_MULTIANEWARRAY_NODE,
 288   JTI_SOFT_BADARRAYINDEX_NODE,
 289   JTI_SOFT_NULLPOINTER_NODE,
 290   JTI_SOFT_ABSTRACTMETHOD_NODE,
 291   JTI_SOFT_NOSUCHFIELD_NODE,
 292   JTI_SOFT_CHECKARRAYSTORE_NODE,
 293   JTI_SOFT_MONITORENTER_NODE,
 294   JTI_SOFT_MONITOREXIT_NODE,
 295   JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
 296   JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE,
 297   JTI_SOFT_LOOKUPJNIMETHOD_NODE,
 298   JTI_SOFT_GETJNIENVNEWFRAME_NODE,
 299   JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
 300   JTI_SOFT_UNWRAPJNI_NODE,
 301   JTI_SOFT_FMOD_NODE,
 302   JTI_SOFT_IDIV_NODE,
 303   JTI_SOFT_IREM_NODE,
 304   JTI_SOFT_LDIV_NODE,
 305   JTI_SOFT_LREM_NODE,
 306
 307   JTI_ACCESS_FLAGS_TYPE_NODE,
 308
 309   JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
 310
 311   JTI_MAIN_CLASS,
 312   JTI_CURRENT_CLASS,
 313   JTI_OUTPUT_CLASS,
 314
 315   JTI_MAX
 316 };
 317
 318 extern GTY(()) tree java_global_trees[JTI_MAX];
 319
 320 /* "Promoted types" that are used for primitive types smaller
 321    than int.  We could use int_type_node, but then we would lose
 322    type information (such as needed for debugging). */
 323 #define promoted_byte_type_node \
 324   java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
 325 #define promoted_short_type_node \
 326   java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
 327 #define promoted_char_type_node \
 328   java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
 329 #define promoted_boolean_type_node \
 330   java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
 331
 332 #define byte_type_node \
 333   java_global_trees[JTI_BYTE_TYPE_NODE]
 334 #define short_type_node \
 335   java_global_trees[JTI_SHORT_TYPE_NODE]
 336 #define int_type_node \
 337   java_global_trees[JTI_INT_TYPE_NODE]
 338 #define long_type_node \
 339   java_global_trees[JTI_LONG_TYPE_NODE]
 340
 341 #define unsigned_byte_type_node \
 342   java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
 343 #define unsigned_short_type_node \
 344   java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
 345 #define unsigned_int_type_node \
 346   java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
 347 #define unsigned_long_type_node \
 348   java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
 349
 350 #define decimal_int_max \
 351   java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
 352 #define decimal_long_max \
 353   java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
 354
 355 #define object_type_node \
 356   java_global_trees[JTI_OBJECT_TYPE_NODE]
 357 #define unqualified_object_id_node \
 358   java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
 359 #define object_ptr_type_node \
 360   java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
 361 #define string_type_node \
 362   java_global_trees[JTI_STRING_TYPE_NODE]
 363 #define string_ptr_type_node \
 364   java_global_trees[JTI_STRING_PTR_TYPE_NODE]
 365 #define throwable_type_node \
 366   java_global_trees[JTI_THROWABLE_TYPE_NODE]
 367 #define exception_type_node \
 368   java_global_trees[JTI_EXCEPTION_TYPE_NODE]
 369 #define runtime_exception_type_node \
 370   java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
 371 #define error_exception_type_node \
 372   java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
 373 #define rawdata_ptr_type_node \
 374   java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
 375
 376 #define byte_array_type_node \
 377   java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
 378 #define short_array_type_node \
 379   java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
 380 #define int_array_type_node \
 381   java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
 382 #define long_array_type_node \
 383   java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
 384 #define boolean_array_type_node \
 385   java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
 386 #define char_array_type_node \
 387   java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
 388 #define double_array_type_node \
 389   java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
 390 #define float_array_type_node \
 391   java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
 392 #define array_array_type_node \
 393   java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
 394 #define object_array_type_node \
 395   java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
 396 #define string_array_type_node \
 397   java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
 398 #define boolean_array_vtable \
 399   java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
 400 #define byte_array_vtable \
 401   java_global_trees[JTI_BYTE_ARRAY_VTABLE]
 402 #define char_array_vtable \
 403   java_global_trees[JTI_CHAR_ARRAY_VTABLE]
 404 #define short_array_vtable \
 405   java_global_trees[JTI_SHORT_ARRAY_VTABLE]
 406 #define int_array_vtable \
 407   java_global_trees[JTI_INT_ARRAY_VTABLE]
 408 #define long_array_vtable \
 409   java_global_trees[JTI_LONG_ARRAY_VTABLE]
 410 #define float_array_vtable \
 411   java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
 412 #define double_array_vtable \
 413   java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
 414 #define TYPE_identifier_node \
 415   java_global_trees[JTI_TYPE_IDENTIFIER_NODE]      /* "TYPE" */
 416 #define init_identifier_node \
 417   java_global_trees[JTI_INIT_IDENTIFIER_NODE]      /* "<init>" */
 418 #define clinit_identifier_node \
 419   java_global_trees[JTI_CLINIT_IDENTIFIER_NODE]      /* "<clinit>" */
 420 #define void_signature_node \
 421   java_global_trees[JTI_VOID_SIGNATURE_NODE]       /* "()V" */
 422 #define finalize_identifier_node \
 423   java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE]  /* "finalize" */
 424 #define this_identifier_node \
 425   java_global_trees[JTI_THIS_IDENTIFIER_NODE]  /* "this" */
 426 #define one_elt_array_domain_type \
 427   java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
 428 /* The type of the return address of a subroutine. */
 429 #define return_address_type_node \
 430   java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
 431
 432 /* Integer constants not declared in tree.h. */
 433 #define long_zero_node \
 434   java_global_trees[JTI_LONG_ZERO_NODE]
 435 #define float_zero_node \
 436   java_global_trees[JTI_FLOAT_ZERO_NODE]
 437 #define double_zero_node \
 438   java_global_trees[JTI_DOUBLE_ZERO_NODE]
 439 #define integer_two_node \
 440   java_global_trees[JTI_INTEGER_TWO_NODE]
 441 #define integer_four_node \
 442   java_global_trees[JTI_INTEGER_FOUR_NODE]
 443
 444 /* The type for struct methodtable. */
 445 #define methodtable_type \
 446   java_global_trees[JTI_METHODTABLE_TYPE]
 447 #define methodtable_ptr_type \
 448   java_global_trees[JTI_METHODTABLE_PTR_TYPE]
 449
 450 #define utf8const_type \
 451   java_global_trees[JTI_UTF8CONST_TYPE]
 452 #define utf8const_ptr_type \
 453   java_global_trees[JTI_UTF8CONST_PTR_TYPE]
 454
 455 #define class_type_node \
 456   java_global_trees[JTI_CLASS_TYPE_NODE]
 457 #define class_ptr_type \
 458   java_global_trees[JTI_CLASS_PTR_TYPE]
 459 #define field_type_node \
 460   java_global_trees[JTI_FIELD_TYPE_NODE]
 461 #define constants_type_node \
 462   java_global_trees[JTI_CONSTANTS_TYPE_NODE]
 463 #define dtable_type \
 464   java_global_trees[JTI_DTABLE_TYPE]
 465 #define dtable_ptr_type \
 466   java_global_trees[JTI_DTABLE_PTR_TYPE]
 467 #define field_ptr_type_node \
 468   java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
 469 #define field_info_union_node \
 470   java_global_trees[JTI_FIELD_INFO_UNION_NODE]
 471 #define jexception_type \
 472   java_global_trees[JTI_EXCEPTION_TYPE]
 473 #define jexception_ptr_type \
 474   java_global_trees[JTI_EXCEPTION_PTR_TYPE]
 475 #define lineNumberEntry_type \
 476   java_global_trees[JTI_LINENUMBERENTRY_TYPE]
 477 #define lineNumbers_type \
 478   java_global_trees[JTI_LINENUMBERS_TYPE]
 479 #define method_type_node \
 480   java_global_trees[JTI_METHOD_TYPE_NODE]
 481 #define method_ptr_type_node \
 482   java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
 483 #define otable_type \
 484   java_global_trees[JTI_OTABLE_TYPE]
 485 #define atable_type \
 486   java_global_trees[JTI_ATABLE_TYPE]
 487 #define itable_type \
 488   java_global_trees[JTI_ITABLE_TYPE]
 489 #define otable_ptr_type \
 490   java_global_trees[JTI_OTABLE_PTR_TYPE]
 491 #define atable_ptr_type \
 492   java_global_trees[JTI_ATABLE_PTR_TYPE]
 493 #define itable_ptr_type \
 494   java_global_trees[JTI_ITABLE_PTR_TYPE]
 495 #define symbol_type \
 496   java_global_trees[JTI_SYMBOL_TYPE]
 497 #define symbols_array_type \
 498   java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
 499 #define symbols_array_ptr_type \
 500   java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
 501 #define assertion_entry_type \
 502   java_global_trees[JTI_ASSERTION_ENTRY_TYPE]
 503 #define assertion_table_type \
 504   java_global_trees[JTI_ASSERTION_TABLE_TYPE]
 505
 506 #define end_params_node \
 507   java_global_trees[JTI_END_PARAMS_NODE]
 508
 509 /* References to internal libjava functions we use. */
 510 #define throw_node \
 511   java_global_trees[JTI_THROW_NODE]
 512 #define alloc_object_node \
 513   java_global_trees[JTI_ALLOC_OBJECT_NODE]
 514 #define alloc_no_finalizer_node \
 515   java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
 516 #define soft_instanceof_node \
 517   java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
 518 #define soft_checkcast_node \
 519   java_global_trees[JTI_SOFT_CHECKCAST_NODE]
 520 #define soft_initclass_node \
 521   java_global_trees[JTI_SOFT_INITCLASS_NODE]
 522 #define soft_newarray_node \
 523   java_global_trees[JTI_SOFT_NEWARRAY_NODE]
 524 #define soft_anewarray_node \
 525   java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
 526 #define soft_multianewarray_node \
 527   java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
 528 #define soft_badarrayindex_node \
 529   java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
 530 #define soft_nullpointer_node \
 531   java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
 532 #define soft_abstractmethod_node \
 533   java_global_trees[JTI_SOFT_ABSTRACTMETHOD_NODE]
 534 #define soft_nosuchfield_node \
 535   java_global_trees[JTI_SOFT_NOSUCHFIELD_NODE]
 536 #define soft_checkarraystore_node \
 537   java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
 538 #define soft_monitorenter_node \
 539   java_global_trees[JTI_SOFT_MONITORENTER_NODE]
 540 #define soft_monitorexit_node \
 541   java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
 542 #define soft_lookupinterfacemethod_node \
 543   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
 544 #define soft_lookupinterfacemethodbyname_node \
 545   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE]
 546 #define soft_lookupjnimethod_node \
 547   java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
 548 #define soft_getjnienvnewframe_node \
 549   java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
 550 #define soft_jnipopsystemframe_node \
 551   java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
 552 #define soft_unwrapjni_node \
 553   java_global_trees[JTI_SOFT_UNWRAPJNI_NODE]
 554 #define soft_fmod_node \
 555   java_global_trees[JTI_SOFT_FMOD_NODE]
 556 #define soft_idiv_node \
 557   java_global_trees[JTI_SOFT_IDIV_NODE]
 558 #define soft_irem_node \
 559   java_global_trees[JTI_SOFT_IREM_NODE]
 560 #define soft_ldiv_node \
 561   java_global_trees[JTI_SOFT_LDIV_NODE]
 562 #define soft_lrem_node \
 563   java_global_trees[JTI_SOFT_LREM_NODE]
 564
 565 #define access_flags_type_node \
 566   java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
 567
 568 #define nativecode_ptr_array_type_node \
 569   java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
 570
 571 #define nativecode_ptr_type_node ptr_type_node
 572
 573 /* The decl for "_Jv_ResolvePoolEntry".  */
 574 extern GTY(()) tree soft_resolvepoolentry_node;
 575
 576 struct GTY(()) lang_identifier {
 577   struct tree_identifier ignore;
 578   tree global_value;
 579   tree local_value;
 580
 581   /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 582    * the Utf8Const representation of the identifier.  */
 583   tree utf8_ref;
 584 };
 585
 586 /* The resulting tree type.  */
 587 union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
 588        chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
 589
 590   lang_tree_node {
 591   union tree_node GTY ((tag ("0"),
 592                         desc ("tree_node_structure (&%h)")))
 593     generic;
 594   struct lang_identifier GTY ((tag ("1"))) identifier;
 595 };
 596
 597 /* Macros for access to language-specific slots in an identifier.  */
 598 /* Unless specified, each of these slots contains a DECL node or null.  */
 599
 600 /* This represents the value which the identifier has in the
 601    file-scope namespace.  */
 602 #define IDENTIFIER_GLOBAL_VALUE(NODE)   \
 603   (((struct lang_identifier *)(NODE))->global_value)
 604 /* This represents the value which the identifier has in the current
 605    scope.  */
 606 #define IDENTIFIER_LOCAL_VALUE(NODE)    \
 607   (((struct lang_identifier *)(NODE))->local_value)
 608
 609 /* Given an identifier NODE, get the corresponding class.
 610    E.g. IDENTIFIER_CLASS_VALUE(get_identifier ("java.lang.Number"))
 611    is the corresponding RECORD_TYPE. */
 612 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 613
 614 /* Given a signature of a reference (or array) type, or a method, return the
 615    corresponding type (if one has been allocated).
 616    Do not use for primitive types, since they may be ambiguous.
 617    (E.g. is "I" a signature or a class name?) */
 618 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 619
 620 /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 621    the Utf8Const representation of the identifier.  */
 622 #define IDENTIFIER_UTF8_REF(NODE) \
 623   (((struct lang_identifier *)(NODE))->utf8_ref)
 624
 625 #define IDENTIFIER_UTF8_DECL(NODE) \
 626   TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
 627
 628 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
 629    the position in the .class file of the method code.
 630    Specifically, this is the code itself, not the code attribute. */
 631 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
 632 /* Similarly, the length of the bytecode. */
 633 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
 634 /* Similarly, the position of the LineNumberTable attribute. */
 635 #define DECL_LINENUMBERS_OFFSET(DECL) \
 636   (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
 637 /* Similarly, the position of the LocalVariableTable attribute
 638    (following the standard attribute header). */
 639 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
 640   (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
 641
 642 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
 643 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
 644 /* Number of local variable slots needed for the arguments of this function. */
 645 #define DECL_ARG_SLOT_COUNT(DECL) \
 646   (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
 647 /* Source location of end of function. */
 648 #define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
 649 /* List of checked thrown exceptions, as specified with the `throws'
 650    keyword */
 651 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
 652 /* VAR_DECL containing the caught exception object.  */
 653 #define DECL_FUNCTION_EXC_OBJ(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.exc_obj)
 654 /* For each function decl, init_test_table contains a hash table whose
 655    entries are keyed on class names, and whose values are local
 656    boolean decls.  The variables are intended to be TRUE when the
 657    class has been initialized in this function, and FALSE otherwise.  */
 658 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
 659   (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
 660 /* For each static function decl, itc contains a hash table whose
 661    entries are keyed on class named that are definitively initialized
 662    in DECL.  */
 663 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
 664   (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
 665
 666 #define DECL_LOCAL_CNI_METHOD_P(NODE) \
 667     (DECL_LANG_SPECIFIC (NODE)->u.f.local_cni)
 668
 669 /* True when DECL (a field) is Synthetic.  */
 670 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (VAR_OR_FIELD_CHECK (DECL))
 671
 672 /* The slot number for this local variable. */
 673 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
 674   (DECL_LANG_SPECIFIC (NODE)->u.v.slot_number)
 675 /* The start (bytecode) pc for the valid range of this local variable. */
 676 #define DECL_LOCAL_START_PC(NODE)  (DECL_LANG_SPECIFIC (NODE)->u.v.start_pc)
 677 /* The end (bytecode) pc for the valid range of this local variable. */
 678 #define DECL_LOCAL_END_PC(NODE)    (DECL_LANG_SPECIFIC (NODE)->u.v.end_pc)
 679 /* For a VAR_DECL or PARM_DECL, used to chain decls with the same
 680    slot_number in decl_map. */
 681 #define DECL_LOCAL_SLOT_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
 682 /* The class that's the owner of a dynamic binding table.  */
 683 #define DECL_OWNER(NODE)            (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
 684 /* True if NODE is a class final field. */
 685 #define FIELD_ENUM(DECL)            (DECL_LANG_SPECIFIC (DECL)->u.v.field_enum)
 686 /* True if NODE is a variable that is out of scope.  */
 687 #define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
 688     (DECL_LANG_SPECIFIC (NODE)->u.v.freed)
 689 #define LOCAL_SLOT_P(NODE) \
 690     (DECL_LANG_SPECIFIC (NODE)->u.v.local_slot)
 691
 692 #define DECL_CLASS_FIELD_P(NODE) \
 693     (DECL_LANG_SPECIFIC (NODE)->u.v.class_field)
 694 #define DECL_VTABLE_P(NODE) \
 695     (DECL_LANG_SPECIFIC (NODE)->u.v.vtable)
 696
 697 /* Create a DECL_LANG_SPECIFIC if necessary. */
 698 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T)                       \
 699   if (DECL_LANG_SPECIFIC (T) == NULL)                                \
 700     {                                                                \
 701       DECL_LANG_SPECIFIC ((T)) = ggc_cleared_alloc<struct lang_decl> (); \
 702       DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR;                  \
 703     }
 704
 705 /* A ConstantExpression, after folding and name resolution. */
 706 #define CONSTANT_VALUE_P(NODE) \
 707   (TREE_CODE (NODE) == STRING_CST \
 708    || (TREE_CODE (NODE) == INTEGER_CST \
 709        && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
 710    || TREE_CODE (NODE) == REAL_CST)
 711
 712 struct GTY((for_user)) treetreehash_entry {
 713   tree key;
 714   tree value;
 715 };
 716
 717 struct treetreehasher : ggc_ptr_hash<treetreehash_entry>
 718 {
 719   typedef tree compare_type;
 720
 721   static hashval_t hash (treetreehash_entry *);
 722   static bool equal (treetreehash_entry *, tree);
 723 };
 724
 725 struct ict_hasher : ggc_ptr_hash<tree_node>
 726 {
 727   static hashval_t hash (tree t) { return htab_hash_pointer (t); }
 728   static bool equal (tree a, tree b) { return a == b; }
 729 };
 730
 731 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
 732 struct GTY(()) lang_decl_func {
 733   /*  tree chain; not yet used. */
 734   long code_offset;
 735   int code_length;
 736   long linenumbers_offset;
 737   long localvariables_offset;
 738   int arg_slots;
 739   int max_locals;
 740   int max_stack;
 741   int arg_slot_count;
 742   source_location last_line;    /* End line number for a function decl */
 743   vec<tree, va_gc> *throws_list;        /* Exception specified by `throws' */
 744   tree exc_obj;                 /* Decl holding the exception object.  */
 745
 746   /* Class initialization test variables  */
 747   hash_table<treetreehasher> *init_test_table;
 748
 749   /* Initialized (static) Class Table */
 750   hash_table<ict_hasher> *ict;
 751
 752   unsigned int native : 1;      /* Nonzero if this is a native method  */
 753   unsigned int strictfp : 1;
 754   unsigned int invisible : 1;   /* Set for methods we generate
 755                                    internally but which shouldn't be
 756                                    written to the .class file.  */
 757   unsigned int dummy : 1;
 758   unsigned int local_cni : 1;   /* Decl needs mangle_local_cni_method.  */
 759   unsigned int bridge : 1;      /* Bridge method.  */
 760   unsigned int varargs : 1;     /* Varargs method.  */
 761 };
 762
 763 /* These represent the possible assertion_codes that can be emitted in the
 764    type assertion table.  */
 765 enum
 766 {
 767   JV_ASSERT_END_OF_TABLE = 0,     /* Last entry in table.  */
 768   JV_ASSERT_TYPES_COMPATIBLE = 1, /* Operand A is assignable to Operand B.  */
 769   JV_ASSERT_IS_INSTANTIABLE = 2   /* Operand A is an instantiable class.  */
 770 };
 771
 772 /* Annotation types used in the reflection_data.  See
 773    java.lang.Class.getDeclaredAnnotations() in the runtime library for
 774    an example of how these are used.  */
 775
 776 typedef enum
 777 {
 778   JV_CLASS_ATTR,
 779   JV_METHOD_ATTR,
 780   JV_FIELD_ATTR,
 781   JV_DONE_ATTR
 782 } jv_attr_type;
 783
 784 typedef enum
 785 {
 786   JV_INNER_CLASSES_KIND,
 787   JV_ENCLOSING_METHOD_KIND,
 788   JV_SIGNATURE_KIND,
 789   JV_ANNOTATIONS_KIND,
 790   JV_PARAMETER_ANNOTATIONS_KIND,
 791   JV_ANNOTATION_DEFAULT_KIND
 792 } jv_attr_kind;
 793
 794 typedef struct GTY((for_user)) type_assertion {
 795   int assertion_code; /* 'opcode' for the type of this assertion. */
 796   tree op1;           /* First operand. */
 797   tree op2;           /* Second operand. */
 798 } type_assertion;
 799
 800 struct type_assertion_hasher : ggc_ptr_hash<type_assertion>
 801 {
 802   static hashval_t hash (type_assertion *);
 803   static bool equal (type_assertion *, type_assertion *);
 804 };
 805
 806 extern tree java_treetreehash_find (hash_table<treetreehasher> *, tree);
 807 extern tree * java_treetreehash_new (hash_table<treetreehasher> *, tree);
 808 extern hash_table<treetreehasher> *java_treetreehash_create (size_t size);
 809
 810 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
 811    (access methods on outer class fields) and final fields. */
 812 struct GTY(()) lang_decl_var {
 813   int slot_number;
 814   int start_pc;
 815   int end_pc;
 816   tree slot_chain;
 817   tree owner;
 818   unsigned int freed : 1;               /* Decl is no longer in scope.  */
 819   unsigned int local_slot : 1;  /* Decl is a temporary in the stack frame.  */
 820   unsigned int class_field : 1; /* Decl needs mangle_class_field.  */
 821   unsigned int vtable : 1;      /* Decl needs mangle_vtable.  */
 822   unsigned int field_enum:1;    /* Field is an enum.  */
 823 };
 824
 825 /* This is what 'lang_decl' really points to.  */
 826
 827 enum lang_decl_desc {LANG_DECL_FUNC, LANG_DECL_VAR};
 828
 829 struct GTY(()) lang_decl {
 830   enum lang_decl_desc desc;
 831   union lang_decl_u
 832     {
 833       struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
 834       struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
 835     } GTY ((desc ("%0.desc"))) u;
 836 };
 837
 838 /* Macro to access fields in `struct lang_type'.  */
 839
 840 #define TYPE_SIGNATURE(T)       (TYPE_LANG_SPECIFIC (T)->signature)
 841 #define TYPE_JCF(T)             (TYPE_LANG_SPECIFIC (T)->jcf)
 842 #define TYPE_CPOOL(T)           (TYPE_LANG_SPECIFIC (T)->cpool)
 843 #define TYPE_CPOOL_DATA_REF(T)  (TYPE_LANG_SPECIFIC (T)->cpool_data_ref)
 844 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
 845   if (TYPE_LANG_SPECIFIC ((T)) == NULL)         \
 846      TYPE_LANG_SPECIFIC ((T)) = ggc_cleared_alloc<struct lang_type> ();
 847
 848 #define TYPE_DUMMY(T)           (TYPE_LANG_SPECIFIC(T)->dummy_class)
 849
 850 #define TYPE_PACKAGE_LIST(T)     (TYPE_LANG_SPECIFIC (T)->package_list)
 851 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->pic)
 852 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->poic)
 853 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC (T)->strictfp)
 854 #define TYPE_ENUM(T)            (TYPE_LANG_SPECIFIC (T)->enum_class)
 855 #define TYPE_SYNTHETIC(T)       (TYPE_LANG_SPECIFIC (T)->synthetic)
 856 #define TYPE_ANNOTATION(T)      (TYPE_LANG_SPECIFIC (T)->annotation)
 857
 858 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->assertions)
 859
 860 #define TYPE_ATABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->atable_methods)
 861 #define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_syms_decl)
 862 #define TYPE_ATABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->atable_decl)
 863
 864 #define TYPE_OTABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->otable_methods)
 865 #define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
 866 #define TYPE_OTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->otable_decl)
 867
 868 #define TYPE_ITABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->itable_methods)
 869 #define TYPE_ITABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_syms_decl)
 870 #define TYPE_ITABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->itable_decl)
 871
 872 #define TYPE_CTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->ctable_decl)
 873 #define TYPE_CATCH_CLASSES(T)    (TYPE_LANG_SPECIFIC (T)->catch_classes)
 874
 875 #define TYPE_TO_RUNTIME_MAP(T)   (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
 876 #define TYPE_ASSERTIONS(T)       (TYPE_LANG_SPECIFIC (T)->type_assertions)
 877 #define TYPE_PACKAGE(T)          (TYPE_LANG_SPECIFIC (T)->package)
 878
 879 #define TYPE_REFLECTION_DATA(T)  (TYPE_LANG_SPECIFIC (T)->reflection_data)
 880 #define TYPE_REFLECTION_DATASIZE(T)                                     \
 881                                 (TYPE_LANG_SPECIFIC (T)->reflection_datasize)
 882
 883 typedef struct GTY(()) method_entry_d {
 884   tree method;
 885   tree special;
 886 } method_entry;
 887
 888
 889 struct GTY(()) lang_type {
 890   tree signature;
 891   struct JCF *jcf;
 892   struct CPool *cpool;
 893   tree cpool_data_ref;          /* Cached */
 894   tree package_list;            /* List of package names, progressive */
 895
 896   vec<method_entry, va_gc> *otable_methods; /* List of static decls referred
 897                                            to by this class.  */
 898   tree otable_decl;             /* The static address table.  */
 899   tree otable_syms_decl;
 900
 901   vec<method_entry, va_gc> *atable_methods; /* List of abstract methods
 902                                            referred to by this class.  */
 903   tree atable_decl;             /* The static address table.  */
 904   tree atable_syms_decl;
 905
 906   vec<method_entry, va_gc> *itable_methods; /* List of interface methods
 907                                            referred to by this class.  */
 908   tree itable_decl;             /* The interfaces table.  */
 909   tree itable_syms_decl;
 910
 911   tree ctable_decl;             /* The table of classes for the runtime
 912                                    type matcher.  */
 913   vec<constructor_elt, va_gc> *catch_classes;
 914
 915   hash_table<treetreehasher> *type_to_runtime_map;
 916                                 /* The mapping of classes to exception region
 917                                    markers.  */
 918
 919   hash_table<type_assertion_hasher> *type_assertions;
 920                                 /* Table of type assertions to be evaluated
 921                                    by the runtime when this class is loaded. */
 922
 923   tree package;                 /* IDENTIFIER_NODE for package this class is
 924                                    a member of.  */
 925
 926   unsigned char* GTY((skip)) reflection_data;   /* The raw reflection
 927                                                    data for this
 928                                                    class.  */
 929   long reflection_datasize;     /* The size of the raw reflection data
 930                                    for this class, in bytes.  */
 931
 932   unsigned pic:1;               /* Private Inner Class. */
 933   unsigned poic:1;              /* Protected Inner Class. */
 934   unsigned strictfp:1;          /* `strictfp' class.  */
 935   unsigned assertions:1;        /* Any method uses `assert'.  */
 936   unsigned dummy_class:1;       /* Not a real class, just a placeholder.  */
 937   unsigned enum_class:1;        /* Class is an enum type.  */
 938   unsigned synthetic:1;         /* Class is synthetic.  */
 939   unsigned annotation:1;        /* Class is an annotation type.  */
 940 };
 941
 942 #define JCF_u4 unsigned long
 943 #define JCF_u2 unsigned short
 944
 945 /* Possible values to pass to lookup_argument_method_generic.  */
 946 #define SEARCH_INTERFACE      1
 947 #define SEARCH_SUPER          2
 948 #define SEARCH_VISIBLE        4
 949
 950 /* Defined in java-except.h  */
 951 struct eh_range;
 952
 953 extern void java_parse_file (void);
 954 extern tree java_type_for_mode (machine_mode, int);
 955 extern tree java_type_for_size (unsigned int, int);
 956 extern tree java_truthvalue_conversion (tree);
 957 extern void add_assume_compiled (const char *, int);
 958 extern void add_enable_assert (const char *, int);
 959 extern bool enable_assertions (tree);
 960 extern tree lookup_class (tree);
 961 extern tree lookup_java_constructor (tree, tree);
 962 extern tree lookup_java_method (tree, tree, tree);
 963 extern tree lookup_argument_method (tree, tree, tree);
 964 extern tree lookup_argument_method_generic (tree, tree, tree, int);
 965 extern int has_method (tree, tree);
 966 extern tree promote_type (tree);
 967 extern tree get_constant (struct JCF*, int);
 968 extern tree get_name_constant (struct JCF*, int);
 969 extern tree get_class_constant (struct JCF*, int);
 970 extern tree parse_signature (struct JCF *jcf, int sig_index);
 971 extern tree add_field (tree, tree, tree, int);
 972 extern tree add_method (tree, int, tree, tree);
 973 extern tree add_method_1 (tree, int, tree, tree);
 974 extern void java_hide_decl (tree);
 975 extern tree make_class (void);
 976 extern tree push_class (tree, tree);
 977 extern tree unmangle_classname (const char *name, int name_length);
 978 extern tree parse_signature_string (const unsigned char *, int);
 979 extern tree get_type_from_signature (tree);
 980 extern void layout_class (tree);
 981 extern int get_interface_method_index (tree, tree);
 982 extern tree layout_class_method (tree, tree, tree, tree);
 983 extern void layout_class_methods (tree);
 984 extern void cache_this_class_ref (tree);
 985 extern void uncache_this_class_ref (tree);
 986 extern tree build_class_ref (tree);
 987 extern tree build_dtable_decl (tree);
 988 extern tree build_internal_class_name (tree);
 989 extern tree build_constants_constructor (void);
 990 extern tree build_constant_data_ref (bool);
 991 extern tree build_ref_from_constant_pool (int);
 992 extern tree build_utf8_ref (tree);
 993 extern tree ident_subst (const char *, int, const char *, int, int,
 994                          const char *);
 995 extern tree identifier_subst (const tree, const char *, int, int,
 996                               const char *);
 997 extern bool global_bindings_p (void);
 998 extern tree getdecls (void);
 999 extern void pushlevel (int);
1000 extern tree poplevel (int,int, int);
1001 extern tree pushdecl (tree);
1002 extern void java_init_decl_processing (void);
1003 extern void java_dup_lang_specific_decl (tree);
1004 extern tree build_java_signature (tree);
1005 extern tree build_java_argument_signature (tree);
1006 extern void set_java_signature (tree, tree);
1007 extern tree build_static_field_ref (tree);
1008 extern tree build_address_of (tree);
1009 extern tree find_local_variable (int index, tree type, int pc);
1010 extern tree find_stack_slot (int index, tree type);
1011 extern tree build_prim_array_type (tree, HOST_WIDE_INT);
1012 extern tree build_java_array_type (tree, HOST_WIDE_INT);
1013 extern int is_compiled_class (tree);
1014 extern tree mangled_classname (const char *, tree);
1015 extern tree lookup_label (int);
1016 extern tree pop_type_0 (tree, char **);
1017 extern tree pop_type (tree);
1018 extern tree decode_newarray_type (int);
1019 extern tree lookup_field (tree *, tree);
1020 extern int is_array_type_p (tree);
1021 extern HOST_WIDE_INT java_array_type_length (tree);
1022 extern int read_class (tree);
1023 extern void load_class (tree, int);
1024
1025 extern tree check_for_builtin (tree, tree);
1026 extern void initialize_builtins (void);
1027
1028 extern tree lookup_name (tree);
1029 extern bool special_method_p (tree);
1030 extern void maybe_rewrite_invocation (tree *, vec<tree, va_gc> **, tree *,
1031                                       tree *);
1032 extern tree build_known_method_ref (tree, tree, tree, tree, vec<tree, va_gc> *,
1033                                     tree);
1034 extern tree build_class_init (tree, tree);
1035 extern int attach_init_test_initialization_flags (treetreehash_entry **, tree);
1036 extern tree build_invokevirtual (tree, tree, tree);
1037 extern tree build_invokeinterface (tree, tree);
1038 extern tree build_jni_stub (tree);
1039 extern tree invoke_build_dtable (int, vec<tree, va_gc> *);
1040 extern tree build_field_ref (tree, tree, tree);
1041 extern tree java_modify_addr_for_volatile (tree);
1042 extern void pushdecl_force_head (tree);
1043 extern tree build_java_binop (enum tree_code, tree, tree, tree);
1044 extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1045 extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1046 extern tree build_java_arrayaccess (tree, tree, tree);
1047 extern tree build_java_arraystore_check (tree, tree);
1048 extern tree build_newarray (int, tree);
1049 extern tree build_anewarray (tree, tree);
1050 extern tree build_new_array (tree, tree);
1051 extern tree build_java_array_length_access (tree);
1052 extern tree build_java_indirect_ref (tree, tree, int);
1053 extern tree java_check_reference (tree, int);
1054 extern tree build_get_class (tree);
1055 extern tree build_instanceof (tree, tree);
1056 extern tree create_label_decl (tree);
1057 extern tree prepare_eh_table_type (tree);
1058 extern void java_expand_catch_classes (tree);
1059 extern tree build_exception_object_ref (tree);
1060 extern tree generate_name (void);
1061 extern const char *lang_printable_name (tree, int);
1062 extern tree maybe_add_interface (tree, tree);
1063 extern void set_super_info (int, tree, tree, int);
1064 extern void set_class_decl_access_flags (int, tree);
1065 extern int get_access_flags_from_decl (tree);
1066 extern int interface_of_p (tree, tree);
1067 extern int inherits_from_p (tree, tree);
1068 extern int common_enclosing_context_p (tree, tree);
1069 extern int common_enclosing_instance_p (tree, tree);
1070 extern int enclosing_context_p (tree, tree);
1071 extern tree build_result_decl (tree);
1072 extern void set_method_index (tree decl, tree method_index);
1073 extern tree get_method_index (tree decl);
1074 extern void make_class_data (tree);
1075 extern int alloc_name_constant (int, tree);
1076 extern int alloc_constant_fieldref (tree, tree);
1077 extern void emit_register_classes (tree *);
1078 extern tree emit_symbol_table (tree, tree, vec<method_entry, va_gc> *,
1079                                tree, tree, int);
1080 extern void lang_init_source (int);
1081 extern void write_classfile (tree);
1082 extern char *print_int_node (tree);
1083 extern void finish_class (void);
1084 extern void check_for_initialization (tree, tree);
1085 extern struct CPool *cpool_for_class (tree);
1086 extern int find_class_or_string_constant (struct CPool *, int, tree);
1087
1088 extern tree pushdecl_top_level (tree);
1089 extern tree pushdecl_function_level (tree);
1090 extern tree java_replace_references (tree *, int *, void *);
1091 extern int alloc_class_constant (tree);
1092 extern void init_expr_processing (void);
1093 extern void push_super_field (tree, tree);
1094 extern void init_class_processing (void);
1095 extern void add_type_assertion (tree, int, tree, tree);
1096 extern int can_widen_reference_to (tree, tree);
1097 extern int class_depth (tree);
1098 extern int verify_jvm_instructions_new (struct JCF *, const unsigned char *,
1099                                         long);
1100 extern void maybe_pushlevels (int);
1101 extern void maybe_poplevels (int);
1102 extern void force_poplevels (int);
1103 extern int process_jvm_instruction (int, const unsigned char *, long);
1104 extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1105 extern void set_local_type (int, tree);
1106 extern int merge_type_state (tree);
1107 extern int push_type_0 (tree);
1108 extern void push_type (tree);
1109 extern void add_interface (tree, tree);
1110 extern tree java_create_object (tree);
1111 extern int verify_constant_pool (struct JCF *);
1112 extern void start_java_method (tree);
1113 extern void end_java_method (void);
1114 extern void give_name_to_locals (struct JCF *);
1115 extern void note_instructions (struct JCF *, tree);
1116 extern void expand_byte_code (struct JCF *, tree);
1117 extern int open_in_zip (struct JCF *, const char *, const char *, int);
1118 extern void set_constant_value (tree, tree);
1119 #ifdef jword
1120 extern int find_constant1 (struct CPool *, int, jword);
1121 extern int find_constant2 (struct CPool *, int, jword, jword);
1122 #endif
1123 extern int find_utf8_constant (struct CPool *, tree);
1124 extern int find_string_constant (struct CPool *, tree);
1125 extern int find_class_constant (struct CPool *, tree);
1126 extern int find_fieldref_index (struct CPool *, tree);
1127 extern int find_methodref_index (struct CPool *, tree);
1128 extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1129 extern void write_constant_pool (struct CPool *, unsigned char *, int);
1130 extern int count_constant_pool_bytes (struct CPool *);
1131 extern int encode_newarray_type (tree);
1132 #ifdef uint64
1133 extern void format_int (char *, jlong, int);
1134 extern void format_uint (char *, uint64, int);
1135 #endif
1136 extern void jcf_trim_old_input (struct JCF *);
1137 #ifdef BUFSIZ
1138 extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1139 extern void jcf_print_char (FILE *, int);
1140 extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int,
1141                                     int, int);
1142 extern const char* open_class (const char *, struct JCF *, int, const char *);
1143 #endif
1144 extern void java_debug_context (void);
1145 extern void safe_layout_class (tree);
1146
1147 extern tree get_boehm_type_descriptor (tree);
1148 extern bool uses_jv_markobj_p (tree);
1149 extern bool class_has_finalize_method (tree);
1150 extern void java_check_methods (tree);
1151
1152 extern void java_mangle_decl (tree);
1153 extern tree java_mangle_class_field (struct obstack *, tree);
1154 extern tree java_mangle_vtable (struct obstack *, tree);
1155 extern tree java_mangle_resource_name (const char *);
1156 extern void append_gpp_mangled_name (const char *, int);
1157
1158 extern void add_predefined_file (tree);
1159 extern int predefined_filename_p (tree);
1160
1161 extern tree decl_constant_value (tree);
1162
1163 extern void java_mark_class_local (tree);
1164
1165 extern void java_inlining_merge_static_initializers (tree, void *);
1166 extern void java_inlining_map_static_initializers (tree, void *);
1167
1168 extern void compile_resource_data (const char *name, const char *buffer, int);
1169 extern void compile_resource_file (const char *, const char *);
1170 extern void write_resource_constructor (tree *);
1171 extern tree build_java_empty_stmt (void);
1172 extern tree add_stmt_to_compound (tree, tree, tree);
1173 extern tree java_add_stmt (tree);
1174 extern tree java_add_local_var (tree decl);
1175 extern tree *get_stmts (void);
1176 extern void register_exception_range(struct eh_range *, int, int);
1177
1178 extern void finish_method (tree);
1179 extern void java_expand_body (tree);
1180
1181 extern int get_symbol_table_index (tree, tree, vec<method_entry, va_gc> **);
1182
1183 extern tree make_catch_class_record (tree, tree);
1184 extern tree emit_catch_table (tree);
1185
1186 extern void gen_indirect_dispatch_tables (tree type);
1187 extern int split_qualified_name (tree *left, tree *right, tree source);
1188 extern int in_same_package (tree, tree);
1189
1190 extern void java_read_sourcefilenames (const char *fsource_filename);
1191
1192 extern void rewrite_reflection_indexes (void *);
1193
1194 int cxx_keyword_p (const char *name, int length);
1195
1196 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1197
1198 /* Access flags etc for a method (a FUNCTION_DECL): */
1199
1200 #define METHOD_DUMMY(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.dummy)
1201
1202 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
1203 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
1204 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
1205 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (FUNCTION_DECL_CHECK (DECL))
1206 #define METHOD_FINAL(DECL) DECL_FINAL (FUNCTION_DECL_CHECK (DECL))
1207 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (FUNCTION_DECL_CHECK (DECL))
1208 #define METHOD_NATIVE(DECL) \
1209   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.native)
1210 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (DECL))
1211 #define METHOD_STRICTFP(DECL) \
1212   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.strictfp)
1213 #define METHOD_INVISIBLE(DECL) \
1214   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.invisible)
1215 #define METHOD_BRIDGE(DECL) \
1216   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.bridge)
1217 #define METHOD_VARARGS(DECL) \
1218   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.varargs)
1219
1220 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1221
1222 /* Other predicates on method decls  */
1223
1224 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7 (FUNCTION_DECL_CHECK (DECL))
1225
1226 #define DECL_INIT_P(DECL)   (ID_INIT_P (DECL_NAME (DECL)))
1227 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1228
1229 /* Predicates on method identifiers. Kept close to other macros using
1230    them  */
1231 #define ID_INIT_P(ID)   ((ID) == init_identifier_node)
1232 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1233
1234 /* Access flags etc for variable/field (FIELD_DECL, VAR_DECL, or PARM_DECL): */
1235
1236 #define FIELD_PRIVATE(DECL)     TREE_PRIVATE (VAR_OR_FIELD_CHECK (DECL))
1237 #define FIELD_PROTECTED(DECL)   TREE_PROTECTED (VAR_OR_FIELD_CHECK (DECL))
1238 #define FIELD_PUBLIC(DECL)      DECL_LANG_FLAG_1 (VAR_OR_FIELD_CHECK (DECL))
1239 #define FIELD_STATIC(DECL)      TREE_STATIC (VAR_OR_FIELD_CHECK (DECL))
1240 #define FIELD_FINAL(DECL)       DECL_FINAL (VAR_OR_FIELD_CHECK (DECL))
1241 #define FIELD_VOLATILE(DECL)    DECL_LANG_FLAG_4 (VAR_OR_FIELD_CHECK (DECL))
1242 #define FIELD_TRANSIENT(DECL)   DECL_LANG_FLAG_5 (VAR_OR_FIELD_CHECK (DECL))
1243
1244 /* Access flags etc for a class (a TYPE_DECL): */
1245
1246 #define CLASS_PUBLIC(DECL)      DECL_LANG_FLAG_1 (TYPE_DECL_CHECK (DECL))
1247 #define CLASS_FINAL(DECL)       DECL_FINAL (TYPE_DECL_CHECK (DECL))
1248 #define CLASS_INTERFACE(DECL)   DECL_LANG_FLAG_4 (TYPE_DECL_CHECK (DECL))
1249 #define CLASS_ABSTRACT(DECL)    DECL_LANG_FLAG_5 (TYPE_DECL_CHECK (DECL))
1250 #define CLASS_SUPER(DECL)       DECL_LANG_FLAG_6 (TYPE_DECL_CHECK (DECL))
1251 #define CLASS_STATIC(DECL)      DECL_LANG_FLAG_7 (TYPE_DECL_CHECK (DECL))
1252 #define CLASS_PRIVATE(DECL)     (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1253 #define CLASS_PROTECTED(DECL)   (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1254 #define CLASS_STRICTFP(DECL)    (TYPE_STRICTFP (TREE_TYPE (DECL)))
1255 #define CLASS_ENUM(DECL)        (TYPE_ENUM (TREE_TYPE (DECL)))
1256 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1257 #define CLASS_SYNTHETIC(DECL)   (TYPE_SYNTHETIC (TREE_TYPE (DECL)))
1258 #define CLASS_ANNOTATION(DECL)  (TYPE_ANNOTATION (TREE_TYPE (DECL)))
1259
1260 /* @deprecated marker flag on methods, fields and classes */
1261
1262 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1263 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1264 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1265 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1266
1267 /* The number of virtual methods in this class's dispatch table.
1268    Does not include initial two dummy entries (one points to the
1269    Class object, and the other is for G++ -fvtable-thunks compatibility). */
1270 #define TYPE_NVIRTUALS(TYPE) BINFO_VIRTUALS (TYPE_BINFO (TYPE))
1271
1272 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1273    virtual methods. */
1274 #define TYPE_VTABLE(TYPE) BINFO_VTABLE(TYPE_BINFO (TYPE))
1275
1276 /* Use CLASS_LOADED_P? FIXME */
1277 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1278
1279 /* A vector used to track type states for the current method.  */
1280 extern vec<tree, va_gc> *type_states;
1281
1282 /* This maps a bytecode offset (PC) to various flags,
1283    listed below (starting with BCODE_). */
1284 extern char *instruction_bits;
1285
1286 /* True iff the byte is the start of an instruction. */
1287 #define BCODE_INSTRUCTION_START 1
1288
1289 /* True iff there is a jump or a return to this location. */
1290 #define BCODE_JUMP_TARGET 2
1291
1292 /* True iff this is the start of an exception handler. */
1293 #define BCODE_EXCEPTION_TARGET 16
1294
1295 /* True iff there is a jump to this location (and it needs a label). */
1296 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1297
1298 /* True iff there is an entry in the linenumber table for this location. */
1299 #define BCODE_HAS_LINENUMBER 32
1300
1301 /* True iff there is more than one entry in the linenumber table for
1302    this location.  (This probably does not make much sense.)  */
1303 #define BCODE_HAS_MULTI_LINENUMBERS 64
1304
1305 /* True if this instruction has been verified. */
1306 #define BCODE_VERIFIED 8
1307
1308 /* A pointer to the line number table of the current method. */
1309 extern const unsigned char *linenumber_table;
1310 /* The length (in items) of the line number table. */
1311 extern int linenumber_count;
1312
1313 /* In type_map, means the second half of a 64-bit double or long. */
1314 #define TYPE_SECOND void_type_node
1315
1316 /* In type_map, means the null type (i.e. type of a null reference). */
1317 #define TYPE_NULL ptr_type_node
1318
1319 /* In a type map means the type the address subroutine return address. */
1320 #define TYPE_RETURN_ADDR return_address_type_node
1321
1322 /* A array mapping variable/stack slot index to the type current
1323    in that variable/stack slot.
1324    TYPE_SECOND and TYPE_NULL are special cases. */
1325 extern tree *type_map;
1326
1327 /* Map a stack index to the type currently in that slot. */
1328 #define stack_type_map (type_map + DECL_MAX_LOCALS (current_function_decl))
1329
1330 /* True iff TYPE takes two variable/stack slots. */
1331 #define TYPE_IS_WIDE(TYPE) \
1332   ((TYPE) == double_type_node || (TYPE) == long_type_node)
1333
1334 /* True iff TYPE is a Java array type. */
1335 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1336
1337 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1338 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1339
1340 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1341 #define TYPE_ARGUMENT_SIGNATURE(TYPE) \
1342   (TYPE_MINVAL (TREE_CHECK2 (TYPE, FUNCTION_TYPE, METHOD_TYPE)))
1343
1344 /* Given an array type, give the type of the elements. */
1345 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1346 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE (ATYPE)
1347
1348 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1349    (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1350 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1351                               && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1352
1353 /* True if class TYPE has been parsed (first pass). */
1354 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1355
1356 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1357 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1358
1359 /* True if class TYPE was requested (on command line) to be compiled.*/
1360 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) TYPE_LANG_FLAG_5 (TYPE)
1361
1362 /* True if class TYPE is currently being laid out. Helps in detection
1363    of inheritance cycle occurring as a side effect of performing the
1364    layout of a class.  */
1365 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1366
1367 /* True if ID is a qualified named (contains . or /) */
1368 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1369
1370 /* True if ID is a command-line specified filename */
1371 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1372
1373 /* True if filename ID has already been parsed */
1374 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1375
1376 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1377    feature a finalizer method. */
1378 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1379
1380 /* True if NODE belongs to an inner class TYPE_DECL node.
1381    Verifies that NODE as the attributes of a decl.  */
1382 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE  \
1383                                   && DECL_CONTEXT (NODE))
1384
1385 /* True if NODE belongs to an inner class RECORD_TYPE node. Checks
1386    that TYPE_NAME bears a decl. An array type wouldn't.  */
1387 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1388                                   && DECL_CONTEXT (TYPE_NAME (NODE)))
1389
1390 /* True if the class type NODE was declared in an inner scope and is
1391    not a toplevel class */
1392 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1393   (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1394
1395 /* True if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class.  */
1396 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ?                  \
1397                              INNER_CLASS_DECL_P (NODE) :                      \
1398                              (TREE_CODE (NODE) == RECORD_TYPE ?               \
1399                               INNER_CLASS_TYPE_P (NODE) :                     \
1400                               (abort (), 0)))
1401
1402 /* On a TYPE_DECL, hold the list of inner classes defined within the
1403    scope of TYPE_DECL.  */
1404 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (TYPE_DECL_CHECK (NODE))
1405
1406 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1407    The field has name NAME (a char*), a type FTYPE, and a location of LOC.
1408    Unless this is the first field, FIELD most hold the previous field.
1409    FIELD is set to the newly created FIELD_DECL.
1410
1411    We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1412    if compiling java.lang.Object or java.lang.Class. */
1413
1414 #define PUSH_FIELD(LOC, RTYPE, FIELD, NAME, FTYPE) \
1415 { tree _field = build_decl (LOC, FIELD_DECL, get_identifier ((NAME)), (FTYPE)); \
1416   if (TYPE_FIELDS (RTYPE) == NULL_TREE) \
1417     TYPE_FIELDS (RTYPE) = _field;       \
1418   else                                  \
1419     DECL_CHAIN(FIELD) = _field;         \
1420   DECL_CONTEXT (_field) = (RTYPE);      \
1421   DECL_ARTIFICIAL (_field) = 1;         \
1422   FIELD = _field; }
1423
1424 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1425
1426 /* Start building a RECORD_TYPE constructor's elements in V.  The
1427    constructor will have type CTYPE.  */
1428 #define START_RECORD_CONSTRUCTOR(V, CTYPE) \
1429   do \
1430     { \
1431       vec_alloc (V, 0); \
1432       CONSTRUCTOR_APPEND_ELT (V, TYPE_FIELDS (CTYPE), NULL); \
1433     } \
1434   while (0)
1435
1436 /* Append a field initializer to V for the dummy field for the inherited
1437    fields.  The dummy field has the given VALUE, and the same type as the
1438    super-class.   Must be specified before calls to PUSH_FIELD_VALUE. */
1439 #define PUSH_SUPER_VALUE(V, VALUE) \
1440   do \
1441     { \
1442       constructor_elt *_elt___ = &(V)->last (); \
1443       tree _next___ = DECL_CHAIN (_elt___->index); \
1444       gcc_assert (!DECL_NAME (_elt___->index)); \
1445       _elt___->value = VALUE; \
1446       CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1447     } \
1448   while (0)
1449
1450 /* Append a field initializer to V for a field with the given VALUE.
1451    NAME is a char* string used for error checking;
1452    the initializer must be specified in order. */
1453 #define PUSH_FIELD_VALUE(V, NAME, VALUE)                                \
1454   do \
1455     { \
1456       constructor_elt *_elt___ = &(V)->last (); \
1457       tree _next___ = DECL_CHAIN (_elt___->index); \
1458       gcc_assert (strcmp (IDENTIFIER_POINTER (DECL_NAME (_elt___->index)), \
1459                           NAME) == 0); \
1460       _elt___->value = VALUE; \
1461       CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1462     } \
1463   while (0)
1464
1465 /* Finish creating a record CONSTRUCTOR CONS with type CTYPE and elements V.  */
1466 #define FINISH_RECORD_CONSTRUCTOR(CONS, V, CTYPE)        \
1467   do \
1468     { \
1469       V->pop (); \
1470       CONS = build_constructor (CTYPE, V); \
1471       TREE_CONSTANT (CONS) = 0; \
1472     } \
1473   while (0)
1474
1475 #define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
1476 #define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
1477
1478 #define BUILD_MONITOR_ENTER(WHERE, ARG)                                 \
1479   {                                                                     \
1480     (WHERE) = build_call_nary (int_type_node,                           \
1481                                build_address_of (soft_monitorenter_node), \
1482                                1, (ARG));                               \
1483     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1484   }
1485
1486 #define BUILD_MONITOR_EXIT(WHERE, ARG)                                  \
1487   {                                                                     \
1488     (WHERE) = build_call_nary (int_type_node,                           \
1489                                build_address_of (soft_monitorexit_node), \
1490                                1, (ARG));                               \
1491     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1492   }
1493
1494 /* True when we can perform static class initialization optimization */
1495 #define STATIC_CLASS_INIT_OPT_P() \
1496   (flag_optimize_sci && (optimize >= 2))
1497
1498 /* These are the possible values for the `state' field of the class
1499    structure.  This must be kept in sync with libgcj.  */
1500 enum
1501 {
1502   JV_STATE_NOTHING = 0,         /* Set by compiler.  */
1503
1504   JV_STATE_PRELOADING = 1,      /* Can do _Jv_FindClass.  */
1505   JV_STATE_LOADING = 3,         /* Has super installed.  */
1506   JV_STATE_READ = 4,            /* Has been completely defined.  */
1507   JV_STATE_LOADED = 5,          /* Has Miranda methods defined.  */
1508
1509   JV_STATE_COMPILED = 6,        /* This was a compiled class.  */
1510
1511   JV_STATE_PREPARED = 7,        /* Layout & static init done.  */
1512   JV_STATE_LINKED = 9,          /* Strings interned.  */
1513
1514   JV_STATE_IN_PROGRESS = 10,    /* <Clinit> running.  */
1515   JV_STATE_ERROR = 12,
1516
1517   JV_STATE_DONE = 14            /* Must be last.  */
1518 };
1519
1520 #undef DEBUG_JAVA_BINDING_LEVELS
1521
1522 extern void java_genericize (tree);
1523 extern int java_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
1524
1525 extern FILE *finput;
1526
1527 #endif /* ! GCC_JAVA_TREE_H */