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    2005, 2006, 2007, 2008, 2010 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 3, 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 COPYING3.  If not see
  20 <http://www.gnu.org/licenses/>.
  21
  22 Java and all Java-based marks are trademarks or registered trademarks
  23 of Sun Microsystems, Inc. in the United States and other countries.
  24 The Free Software Foundation is independent of Sun Microsystems, Inc.  */
  25
  26 /* Hacked by Per Bothner <bothner@cygnus.com> February 1996. */
  27
  28 #ifndef GCC_JAVA_TREE_H
  29 #define GCC_JAVA_TREE_H
  30
  31 #include "hashtab.h"
  32
  33 struct JCF;
  34
  35 /* Usage of TREE_LANG_FLAG_?:
  36    2: QUALIFIED_P (in IDENTIFIER_NODE)
  37       CLASS_FILE_P (in a TRANSLATION_UNIT_DECL in current_file_list)
  38    3: HAS_FINALIZER (in RECORD_TYPE)
  39    4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
  40       IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
  41    5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
  42
  43    Usage of TYPE_LANG_FLAG_?:
  44    1: TYPE_ARRAY_P (in RECORD_TYPE).
  45    2: CLASS_PARSED_P (in RECORD_TYPE).
  46    4: CLASS_P (in RECORD_TYPE).
  47    5: CLASS_FROM_CURRENTLY_COMPILED_P (in RECORD_TYPE)
  48    6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
  49
  50    Usage of DECL_LANG_FLAG_?:
  51    0: METHOD_DEPRECATED (in FUNCTION_DECL).
  52       FIELD_DEPRECATED (in FIELD_DECL).
  53       CLASS_DEPRECATED (in TYPE_DECL).
  54    1: METHOD_PUBLIC (in FUNCTION_DECL).
  55       FIELD_PUBLIC (in FIELD_DECL).
  56       CLASS_PUBLIC (in TYPE_DECL).
  57    2: METHOD_STATIC (in FUNCTION_DECL).
  58       (But note that FIELD_STATIC uses TREE_STATIC!)
  59       FIELD_SYNTHETIC (in FIELD_DECL)
  60       CLASS_COMPLETE_P (in TYPE_DECL)
  61    3: METHOD_FINAL (in FUNCTION_DECL)
  62       FIELD_FINAL (in FIELD_DECL)
  63       CLASS_FINAL (in TYPE_DECL)
  64       DECL_FINAL (in any decl)
  65    4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
  66       CLASS_INTERFACE (in TYPE_DECL)
  67       FIELD_VOLATILE (int FIELD_DECL)
  68    5: METHOD_ABSTRACT (in FUNCTION_DECL).
  69       CLASS_ABSTRACT (in TYPE_DECL)
  70       FIELD_TRANSIENT (in FIELD_DECL)
  71    6: CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
  72    7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
  73       CLASS_STATIC (in TYPE_DECL)
  74 */
  75
  76 #define VAR_OR_FIELD_CHECK(DECL) \
  77   TREE_CHECK3 (DECL, FIELD_DECL, VAR_DECL, PARM_DECL)
  78
  79 /* True if the class whose TYPE_BINFO this is has a superclass.
  80    (True of all classes except Object.) */
  81 #define CLASS_HAS_SUPER_FLAG(BINFO) BINFO_FLAG_1 (BINFO)
  82 #define CLASS_HAS_SUPER(TYPE) \
  83   (TYPE_BINFO (TYPE) && CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE)))
  84
  85 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
  86 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) \
  87   ? BINFO_TYPE (BINFO_BASE_BINFO (TYPE_BINFO (TYPE), 0)) \
  88   : NULL_TREE)
  89
  90 /* The class defined by the actual (main) file we are compiling. */
  91 #define main_class \
  92   java_global_trees[JTI_MAIN_CLASS]
  93
  94 /* The class we use as the base for name resolution.  It's usually the
  95    class we're generating code for but sometimes it points to an inner
  96    class.  If you really want to know the class we're currently
  97    generating code for, use output_class instead.  */
  98 #define current_class \
  99   java_global_trees[JTI_CURRENT_CLASS]
 100
 101 /* The class we are currently generating.  Really.  */
 102 #define output_class \
 103   java_global_trees[JTI_OUTPUT_CLASS]
 104
 105 /* List of virtual decls referred to by this translation unit, used to
 106    generate virtual method offset symbol table.  */
 107
 108 /* The virtual offset table.  This is emitted as uninitialized data of
 109    the required length, and filled out at run time during class
 110    linking. */
 111
 112 /* The virtual offset symbol table. Used by the runtime to fill out
 113    the otable. */
 114
 115 extern int flag_filelist_file;
 116
 117 /* When nonzero, permit the use of the assert keyword.  */
 118
 119 extern int flag_assert;
 120
 121 /* When nonzero, assume all native functions are implemented with
 122    JNI, not CNI.  */
 123
 124 extern int flag_jni;
 125
 126 /* When nonzero, always check for a non gcj generated classes archive.  */
 127
 128 extern int flag_force_classes_archive_check;
 129
 130 /* Resource name.  */
 131 extern const char *resource_name;
 132
 133 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings.  */
 134 extern int flag_wall;
 135 extern int flag_redundant;
 136
 137 /* When nonzero, warn when source file is newer than matching class
 138    file.  */
 139 extern int flag_newer;
 140
 141 /* When nonzero, call a library routine to do integer divisions. */
 142 extern int flag_use_divide_subroutine;
 143
 144 /* When nonzero, use atomic builtins. */
 145 extern int flag_use_atomic_builtins;
 146
 147 /* When nonzero, generate code for the Boehm GC.  */
 148 extern int flag_use_boehm_gc;
 149
 150 /* When nonzero, assume the runtime uses a hash table to map an
 151    object to its synchronization structure.  */
 152 extern int flag_hash_synchronization;
 153
 154 /* When nonzero, generate checks for references to NULL.  */
 155 extern int flag_check_references;
 156
 157 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
 158    initialization optimization should be performed.  */
 159 extern int flag_optimize_sci;
 160
 161 /* Generate instances of Class at runtime.  */
 162 extern int flag_indirect_classes;
 163
 164 /* When nonzero, use offset tables for virtual method calls
 165    in order to improve binary compatibility. */
 166 extern int flag_indirect_dispatch;
 167
 168 /* When zero, don't generate runtime array store checks. */
 169 extern int flag_store_check;
 170
 171 /* When nonzero, generate only a limited set of class meta-data. */
 172 extern int flag_reduced_reflection;
 173
 174 /* The Java .class file that provides main_class;  the main input file. */
 175 extern GTY(()) struct JCF * current_jcf;
 176
 177 /* Set to nonzero value in order to emit class initialization code
 178    before static field references.  */
 179 extern int always_initialize_class_p;
 180
 181 extern int flag_verify_invocations;
 182
 183 /* Largest pc so far in this method that has been passed to lookup_label. */
 184 extern int highest_label_pc_this_method;
 185
 186 /* Base value for this method to add to pc to get generated label. */
 187 extern int start_label_pc_this_method;
 188
 189 typedef struct CPool constant_pool;
 190
 191 #define CONSTANT_ResolvedFlag 16
 192
 193 /* Don't eagerly resolve this entry.  When this flag is set, constant
 194    pool entries are resolved only at runtime when the entry is first
 195    referred to.  */
 196 #define CONSTANT_LazyFlag 32
 197
 198 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
 199 #define CONSTANT_ResolvedString    (CONSTANT_String+CONSTANT_ResolvedFlag)
 200
 201 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
 202 #define CONSTANT_ResolvedClass     (CONSTANT_Class+CONSTANT_ResolvedFlag)
 203
 204 #define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
 205
 206 /* A NameAndType constant is represented as a TREE_LIST.
 207    The type is the signature string (as an IDENTIFIER_NODE).  */
 208
 209 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
 210   CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
 211 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
 212   CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
 213
 214 /* A FieldRef, MethodRef or InterfaceMethodRef constant
 215    is represented as a TREE_LIST. */
 216
 217 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
 218 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
 219 #define COMPONENT_REF_NAME(CPOOL, IDX) \
 220   NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 221 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
 222   NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 223
 224 extern GTY(()) tree java_lang_cloneable_identifier_node;
 225 extern GTY(()) tree java_io_serializable_identifier_node;
 226 extern GTY(()) tree gcj_abi_version;
 227
 228 /* The decl for the .constants field of an instance of Class.  */
 229 extern GTY(()) tree constants_field_decl_node;
 230
 231 /* The decl for the .data field of an instance of Class.  */
 232 extern GTY(()) tree constants_data_field_decl_node;
 233
 234 enum java_tree_index
 235 {
 236   JTI_PROMOTED_BYTE_TYPE_NODE,
 237   JTI_PROMOTED_SHORT_TYPE_NODE,
 238   JTI_PROMOTED_CHAR_TYPE_NODE,
 239   JTI_PROMOTED_BOOLEAN_TYPE_NODE,
 240
 241   JTI_BYTE_TYPE_NODE,
 242   JTI_SHORT_TYPE_NODE,
 243   JTI_INT_TYPE_NODE,
 244   JTI_LONG_TYPE_NODE,
 245
 246   JTI_UNSIGNED_BYTE_TYPE_NODE,
 247   JTI_UNSIGNED_SHORT_TYPE_NODE,
 248   JTI_UNSIGNED_INT_TYPE_NODE,
 249   JTI_UNSIGNED_LONG_TYPE_NODE,
 250
 251   JTI_DECIMAL_INT_MAX_NODE,
 252   JTI_DECIMAL_LONG_MAX_NODE,
 253
 254   JTI_OBJECT_TYPE_NODE,
 255   JTI_UNQUALIFIED_OBJECT_ID_NODE,
 256   JTI_OBJECT_PTR_TYPE_NODE,
 257   JTI_STRING_TYPE_NODE,
 258   JTI_STRING_PTR_TYPE_NODE,
 259   JTI_THROWABLE_TYPE_NODE,
 260   JTI_EXCEPTION_TYPE_NODE,
 261   JTI_RUNTIME_EXCEPTION_TYPE_NODE,
 262   JTI_ERROR_EXCEPTION_TYPE_NODE,
 263   JTI_RAWDATA_PTR_TYPE_NODE,
 264
 265   JTI_BYTE_ARRAY_TYPE_NODE,
 266   JTI_SHORT_ARRAY_TYPE_NODE,
 267   JTI_INT_ARRAY_TYPE_NODE,
 268   JTI_LONG_ARRAY_TYPE_NODE,
 269   JTI_BOOLEAN_ARRAY_TYPE_NODE,
 270   JTI_CHAR_ARRAY_TYPE_NODE,
 271   JTI_DOUBLE_ARRAY_TYPE_NODE,
 272   JTI_FLOAT_ARRAY_TYPE_NODE,
 273   JTI_ARRAY_ARRAY_TYPE_NODE,
 274   JTI_OBJECT_ARRAY_TYPE_NODE,
 275   JTI_STRING_ARRAY_TYPE_NODE,
 276   JTI_BOOLEAN_ARRAY_VTABLE,
 277   JTI_BYTE_ARRAY_VTABLE,
 278   JTI_CHAR_ARRAY_VTABLE,
 279   JTI_SHORT_ARRAY_VTABLE,
 280   JTI_INT_ARRAY_VTABLE,
 281   JTI_LONG_ARRAY_VTABLE,
 282   JTI_FLOAT_ARRAY_VTABLE,
 283   JTI_DOUBLE_ARRAY_VTABLE,
 284   JTI_TYPE_IDENTIFIER_NODE,
 285   JTI_INIT_IDENTIFIER_NODE,
 286   JTI_CLINIT_IDENTIFIER_NODE,
 287   JTI_VOID_SIGNATURE_NODE,
 288   JTI_FINALIZE_IDENTIFIER_NODE,
 289   JTI_THIS_IDENTIFIER_NODE,
 290   JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
 291
 292   JTI_RETURN_ADDRESS_TYPE_NODE,
 293
 294   JTI_LONG_ZERO_NODE,
 295   JTI_FLOAT_ZERO_NODE,
 296   JTI_DOUBLE_ZERO_NODE,
 297   JTI_INTEGER_TWO_NODE,
 298   JTI_INTEGER_FOUR_NODE,
 299
 300   JTI_METHODTABLE_TYPE,
 301   JTI_METHODTABLE_PTR_TYPE,
 302
 303   JTI_UTF8CONST_TYPE,
 304   JTI_UTF8CONST_PTR_TYPE,
 305
 306   JTI_CLASS_TYPE_NODE,
 307   JTI_CLASS_PTR_TYPE,
 308   JTI_FIELD_TYPE_NODE,
 309   JTI_CONSTANTS_TYPE_NODE,
 310   JTI_DTABLE_TYPE,
 311   JTI_DTABLE_PTR_TYPE,
 312   JTI_FIELD_PTR_TYPE_NODE,
 313   JTI_FIELD_INFO_UNION_NODE,
 314   JTI_EXCEPTION_TYPE,
 315   JTI_EXCEPTION_PTR_TYPE,
 316   JTI_LINENUMBERENTRY_TYPE,
 317   JTI_LINENUMBERS_TYPE,
 318   JTI_METHOD_TYPE_NODE,
 319   JTI_METHOD_PTR_TYPE_NODE,
 320   JTI_OTABLE_TYPE,
 321   JTI_OTABLE_PTR_TYPE,
 322   JTI_ATABLE_TYPE,
 323   JTI_ATABLE_PTR_TYPE,
 324   JTI_ITABLE_TYPE,
 325   JTI_ITABLE_PTR_TYPE,
 326   JTI_SYMBOL_TYPE,
 327   JTI_SYMBOLS_ARRAY_TYPE,
 328   JTI_SYMBOLS_ARRAY_PTR_TYPE,
 329   JTI_ASSERTION_ENTRY_TYPE,
 330   JTI_ASSERTION_TABLE_TYPE,
 331
 332   JTI_END_PARAMS_NODE,
 333
 334   JTI_THROW_NODE,
 335   JTI_ALLOC_OBJECT_NODE,
 336   JTI_ALLOC_NO_FINALIZER_NODE,
 337   JTI_SOFT_INSTANCEOF_NODE,
 338   JTI_SOFT_CHECKCAST_NODE,
 339   JTI_SOFT_INITCLASS_NODE,
 340   JTI_SOFT_NEWARRAY_NODE,
 341   JTI_SOFT_ANEWARRAY_NODE,
 342   JTI_SOFT_MULTIANEWARRAY_NODE,
 343   JTI_SOFT_BADARRAYINDEX_NODE,
 344   JTI_SOFT_NULLPOINTER_NODE,
 345   JTI_SOFT_ABSTRACTMETHOD_NODE,
 346   JTI_SOFT_NOSUCHFIELD_NODE,
 347   JTI_SOFT_CHECKARRAYSTORE_NODE,
 348   JTI_SOFT_MONITORENTER_NODE,
 349   JTI_SOFT_MONITOREXIT_NODE,
 350   JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
 351   JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE,
 352   JTI_SOFT_LOOKUPJNIMETHOD_NODE,
 353   JTI_SOFT_GETJNIENVNEWFRAME_NODE,
 354   JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
 355   JTI_SOFT_UNWRAPJNI_NODE,
 356   JTI_SOFT_FMOD_NODE,
 357   JTI_SOFT_IDIV_NODE,
 358   JTI_SOFT_IREM_NODE,
 359   JTI_SOFT_LDIV_NODE,
 360   JTI_SOFT_LREM_NODE,
 361
 362   JTI_ACCESS_FLAGS_TYPE_NODE,
 363
 364   JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
 365
 366   JTI_MAIN_CLASS,
 367   JTI_CURRENT_CLASS,
 368   JTI_OUTPUT_CLASS,
 369
 370   JTI_MAX
 371 };
 372
 373 extern GTY(()) tree java_global_trees[JTI_MAX];
 374
 375 /* "Promoted types" that are used for primitive types smaller
 376    than int.  We could use int_type_node, but then we would lose
 377    type information (such as needed for debugging). */
 378 #define promoted_byte_type_node \
 379   java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
 380 #define promoted_short_type_node \
 381   java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
 382 #define promoted_char_type_node \
 383   java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
 384 #define promoted_boolean_type_node \
 385   java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
 386
 387 #define byte_type_node \
 388   java_global_trees[JTI_BYTE_TYPE_NODE]
 389 #define short_type_node \
 390   java_global_trees[JTI_SHORT_TYPE_NODE]
 391 #define int_type_node \
 392   java_global_trees[JTI_INT_TYPE_NODE]
 393 #define long_type_node \
 394   java_global_trees[JTI_LONG_TYPE_NODE]
 395
 396 #define unsigned_byte_type_node \
 397   java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
 398 #define unsigned_short_type_node \
 399   java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
 400 #define unsigned_int_type_node \
 401   java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
 402 #define unsigned_long_type_node \
 403   java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
 404
 405 #define decimal_int_max \
 406   java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
 407 #define decimal_long_max \
 408   java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
 409
 410 #define object_type_node \
 411   java_global_trees[JTI_OBJECT_TYPE_NODE]
 412 #define unqualified_object_id_node \
 413   java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
 414 #define object_ptr_type_node \
 415   java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
 416 #define string_type_node \
 417   java_global_trees[JTI_STRING_TYPE_NODE]
 418 #define string_ptr_type_node \
 419   java_global_trees[JTI_STRING_PTR_TYPE_NODE]
 420 #define throwable_type_node \
 421   java_global_trees[JTI_THROWABLE_TYPE_NODE]
 422 #define exception_type_node \
 423   java_global_trees[JTI_EXCEPTION_TYPE_NODE]
 424 #define runtime_exception_type_node \
 425   java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
 426 #define error_exception_type_node \
 427   java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
 428 #define rawdata_ptr_type_node \
 429   java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
 430
 431 #define byte_array_type_node \
 432   java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
 433 #define short_array_type_node \
 434   java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
 435 #define int_array_type_node \
 436   java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
 437 #define long_array_type_node \
 438   java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
 439 #define boolean_array_type_node \
 440   java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
 441 #define char_array_type_node \
 442   java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
 443 #define double_array_type_node \
 444   java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
 445 #define float_array_type_node \
 446   java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
 447 #define array_array_type_node \
 448   java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
 449 #define object_array_type_node \
 450   java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
 451 #define string_array_type_node \
 452   java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
 453 #define boolean_array_vtable \
 454   java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
 455 #define byte_array_vtable \
 456   java_global_trees[JTI_BYTE_ARRAY_VTABLE]
 457 #define char_array_vtable \
 458   java_global_trees[JTI_CHAR_ARRAY_VTABLE]
 459 #define short_array_vtable \
 460   java_global_trees[JTI_SHORT_ARRAY_VTABLE]
 461 #define int_array_vtable \
 462   java_global_trees[JTI_INT_ARRAY_VTABLE]
 463 #define long_array_vtable \
 464   java_global_trees[JTI_LONG_ARRAY_VTABLE]
 465 #define float_array_vtable \
 466   java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
 467 #define double_array_vtable \
 468   java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
 469 #define TYPE_identifier_node \
 470   java_global_trees[JTI_TYPE_IDENTIFIER_NODE]      /* "TYPE" */
 471 #define init_identifier_node \
 472   java_global_trees[JTI_INIT_IDENTIFIER_NODE]      /* "<init>" */
 473 #define clinit_identifier_node \
 474   java_global_trees[JTI_CLINIT_IDENTIFIER_NODE]      /* "<clinit>" */
 475 #define void_signature_node \
 476   java_global_trees[JTI_VOID_SIGNATURE_NODE]       /* "()V" */
 477 #define finalize_identifier_node \
 478   java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE]  /* "finalize" */
 479 #define this_identifier_node \
 480   java_global_trees[JTI_THIS_IDENTIFIER_NODE]  /* "this" */
 481 #define one_elt_array_domain_type \
 482   java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
 483 /* The type of the return address of a subroutine. */
 484 #define return_address_type_node \
 485   java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
 486
 487 /* Integer constants not declared in tree.h. */
 488 #define long_zero_node \
 489   java_global_trees[JTI_LONG_ZERO_NODE]
 490 #define float_zero_node \
 491   java_global_trees[JTI_FLOAT_ZERO_NODE]
 492 #define double_zero_node \
 493   java_global_trees[JTI_DOUBLE_ZERO_NODE]
 494 #define integer_two_node \
 495   java_global_trees[JTI_INTEGER_TWO_NODE]
 496 #define integer_four_node \
 497   java_global_trees[JTI_INTEGER_FOUR_NODE]
 498
 499 /* The type for struct methodtable. */
 500 #define methodtable_type \
 501   java_global_trees[JTI_METHODTABLE_TYPE]
 502 #define methodtable_ptr_type \
 503   java_global_trees[JTI_METHODTABLE_PTR_TYPE]
 504
 505 #define utf8const_type \
 506   java_global_trees[JTI_UTF8CONST_TYPE]
 507 #define utf8const_ptr_type \
 508   java_global_trees[JTI_UTF8CONST_PTR_TYPE]
 509
 510 #define class_type_node \
 511   java_global_trees[JTI_CLASS_TYPE_NODE]
 512 #define class_ptr_type \
 513   java_global_trees[JTI_CLASS_PTR_TYPE]
 514 #define field_type_node \
 515   java_global_trees[JTI_FIELD_TYPE_NODE]
 516 #define constants_type_node \
 517   java_global_trees[JTI_CONSTANTS_TYPE_NODE]
 518 #define dtable_type \
 519   java_global_trees[JTI_DTABLE_TYPE]
 520 #define dtable_ptr_type \
 521   java_global_trees[JTI_DTABLE_PTR_TYPE]
 522 #define field_ptr_type_node \
 523   java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
 524 #define field_info_union_node \
 525   java_global_trees[JTI_FIELD_INFO_UNION_NODE]
 526 #define jexception_type \
 527   java_global_trees[JTI_EXCEPTION_TYPE]
 528 #define jexception_ptr_type \
 529   java_global_trees[JTI_EXCEPTION_PTR_TYPE]
 530 #define lineNumberEntry_type \
 531   java_global_trees[JTI_LINENUMBERENTRY_TYPE]
 532 #define lineNumbers_type \
 533   java_global_trees[JTI_LINENUMBERS_TYPE]
 534 #define method_type_node \
 535   java_global_trees[JTI_METHOD_TYPE_NODE]
 536 #define method_ptr_type_node \
 537   java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
 538 #define otable_type \
 539   java_global_trees[JTI_OTABLE_TYPE]
 540 #define atable_type \
 541   java_global_trees[JTI_ATABLE_TYPE]
 542 #define itable_type \
 543   java_global_trees[JTI_ITABLE_TYPE]
 544 #define otable_ptr_type \
 545   java_global_trees[JTI_OTABLE_PTR_TYPE]
 546 #define atable_ptr_type \
 547   java_global_trees[JTI_ATABLE_PTR_TYPE]
 548 #define itable_ptr_type \
 549   java_global_trees[JTI_ITABLE_PTR_TYPE]
 550 #define symbol_type \
 551   java_global_trees[JTI_SYMBOL_TYPE]
 552 #define symbols_array_type \
 553   java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
 554 #define symbols_array_ptr_type \
 555   java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
 556 #define assertion_entry_type \
 557   java_global_trees[JTI_ASSERTION_ENTRY_TYPE]
 558 #define assertion_table_type \
 559   java_global_trees[JTI_ASSERTION_TABLE_TYPE]
 560
 561 #define end_params_node \
 562   java_global_trees[JTI_END_PARAMS_NODE]
 563
 564 /* References to internal libjava functions we use. */
 565 #define throw_node \
 566   java_global_trees[JTI_THROW_NODE]
 567 #define alloc_object_node \
 568   java_global_trees[JTI_ALLOC_OBJECT_NODE]
 569 #define alloc_no_finalizer_node \
 570   java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
 571 #define soft_instanceof_node \
 572   java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
 573 #define soft_checkcast_node \
 574   java_global_trees[JTI_SOFT_CHECKCAST_NODE]
 575 #define soft_initclass_node \
 576   java_global_trees[JTI_SOFT_INITCLASS_NODE]
 577 #define soft_newarray_node \
 578   java_global_trees[JTI_SOFT_NEWARRAY_NODE]
 579 #define soft_anewarray_node \
 580   java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
 581 #define soft_multianewarray_node \
 582   java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
 583 #define soft_badarrayindex_node \
 584   java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
 585 #define soft_nullpointer_node \
 586   java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
 587 #define soft_abstractmethod_node \
 588   java_global_trees[JTI_SOFT_ABSTRACTMETHOD_NODE]
 589 #define soft_nosuchfield_node \
 590   java_global_trees[JTI_SOFT_NOSUCHFIELD_NODE]
 591 #define soft_checkarraystore_node \
 592   java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
 593 #define soft_monitorenter_node \
 594   java_global_trees[JTI_SOFT_MONITORENTER_NODE]
 595 #define soft_monitorexit_node \
 596   java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
 597 #define soft_lookupinterfacemethod_node \
 598   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
 599 #define soft_lookupinterfacemethodbyname_node \
 600   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE]
 601 #define soft_lookupjnimethod_node \
 602   java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
 603 #define soft_getjnienvnewframe_node \
 604   java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
 605 #define soft_jnipopsystemframe_node \
 606   java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
 607 #define soft_unwrapjni_node \
 608   java_global_trees[JTI_SOFT_UNWRAPJNI_NODE]
 609 #define soft_fmod_node \
 610   java_global_trees[JTI_SOFT_FMOD_NODE]
 611 #define soft_idiv_node \
 612   java_global_trees[JTI_SOFT_IDIV_NODE]
 613 #define soft_irem_node \
 614   java_global_trees[JTI_SOFT_IREM_NODE]
 615 #define soft_ldiv_node \
 616   java_global_trees[JTI_SOFT_LDIV_NODE]
 617 #define soft_lrem_node \
 618   java_global_trees[JTI_SOFT_LREM_NODE]
 619
 620 #define access_flags_type_node \
 621   java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
 622
 623 #define nativecode_ptr_array_type_node \
 624   java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
 625
 626 #define nativecode_ptr_type_node ptr_type_node
 627
 628 /* The decl for "_Jv_ResolvePoolEntry".  */
 629 extern GTY(()) tree soft_resolvepoolentry_node;
 630
 631 struct GTY(()) lang_identifier {
 632   struct tree_identifier ignore;
 633   tree global_value;
 634   tree local_value;
 635
 636   /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 637    * the Utf8Const representation of the identifier.  */
 638   tree utf8_ref;
 639 };
 640
 641 /* The resulting tree type.  */
 642 union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
 643        chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
 644
 645   lang_tree_node {
 646   union tree_node GTY ((tag ("0"),
 647                         desc ("tree_node_structure (&%h)")))
 648     generic;
 649   struct lang_identifier GTY ((tag ("1"))) identifier;
 650 };
 651
 652 /* Macros for access to language-specific slots in an identifier.  */
 653 /* Unless specified, each of these slots contains a DECL node or null.  */
 654
 655 /* This represents the value which the identifier has in the
 656    file-scope namespace.  */
 657 #define IDENTIFIER_GLOBAL_VALUE(NODE)   \
 658   (((struct lang_identifier *)(NODE))->global_value)
 659 /* This represents the value which the identifier has in the current
 660    scope.  */
 661 #define IDENTIFIER_LOCAL_VALUE(NODE)    \
 662   (((struct lang_identifier *)(NODE))->local_value)
 663
 664 /* Given an identifier NODE, get the corresponding class.
 665    E.g. IDENTIFIER_CLASS_VALUE(get_identifier ("java.lang.Number"))
 666    is the corresponding RECORD_TYPE. */
 667 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 668
 669 /* Given a signature of a reference (or array) type, or a method, return the
 670    corresponding type (if one has been allocated).
 671    Do not use for primitive types, since they may be ambiguous.
 672    (E.g. is "I" a signature or a class name?) */
 673 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 674
 675 /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 676    the Utf8Const representation of the identifier.  */
 677 #define IDENTIFIER_UTF8_REF(NODE) \
 678   (((struct lang_identifier *)(NODE))->utf8_ref)
 679
 680 #define IDENTIFIER_UTF8_DECL(NODE) \
 681   TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
 682
 683 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
 684    the position in the .class file of the method code.
 685    Specifically, this is the code itself, not the code attribute. */
 686 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
 687 /* Similarly, the length of the bytecode. */
 688 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
 689 /* Similarly, the position of the LineNumberTable attribute. */
 690 #define DECL_LINENUMBERS_OFFSET(DECL) \
 691   (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
 692 /* Similarly, the position of the LocalVariableTable attribute
 693    (following the standard attribute header). */
 694 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
 695   (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
 696
 697 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
 698 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
 699 /* Number of local variable slots needed for the arguments of this function. */
 700 #define DECL_ARG_SLOT_COUNT(DECL) \
 701   (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
 702 /* Source location of end of function. */
 703 #define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
 704 /* List of checked thrown exceptions, as specified with the `throws'
 705    keyword */
 706 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
 707 /* VAR_DECL containing the caught exception object.  */
 708 #define DECL_FUNCTION_EXC_OBJ(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.exc_obj)
 709 /* For each function decl, init_test_table contains a hash table whose
 710    entries are keyed on class names, and whose values are local
 711    boolean decls.  The variables are intended to be TRUE when the
 712    class has been initialized in this function, and FALSE otherwise.  */
 713 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
 714   (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
 715 /* For each static function decl, itc contains a hash table whose
 716    entries are keyed on class named that are definitively initialized
 717    in DECL.  */
 718 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
 719   (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
 720
 721 #define DECL_LOCAL_CNI_METHOD_P(NODE) \
 722     (DECL_LANG_SPECIFIC (NODE)->u.f.local_cni)
 723
 724 /* True when DECL (a field) is Synthetic.  */
 725 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (VAR_OR_FIELD_CHECK (DECL))
 726
 727 /* The slot number for this local variable. */
 728 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
 729   (DECL_LANG_SPECIFIC (NODE)->u.v.slot_number)
 730 /* The start (bytecode) pc for the valid range of this local variable. */
 731 #define DECL_LOCAL_START_PC(NODE)  (DECL_LANG_SPECIFIC (NODE)->u.v.start_pc)
 732 /* The end (bytecode) pc for the valid range of this local variable. */
 733 #define DECL_LOCAL_END_PC(NODE)    (DECL_LANG_SPECIFIC (NODE)->u.v.end_pc)
 734 /* For a VAR_DECL or PARM_DECL, used to chain decls with the same
 735    slot_number in decl_map. */
 736 #define DECL_LOCAL_SLOT_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
 737 /* The class that's the owner of a dynamic binding table.  */
 738 #define DECL_OWNER(NODE)            (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
 739 /* True if NODE is a class final field. */
 740 #define FIELD_ENUM(DECL)            (DECL_LANG_SPECIFIC (DECL)->u.v.field_enum)
 741 /* True if NODE is a variable that is out of scope.  */
 742 #define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
 743     (DECL_LANG_SPECIFIC (NODE)->u.v.freed)
 744 #define LOCAL_SLOT_P(NODE) \
 745     (DECL_LANG_SPECIFIC (NODE)->u.v.local_slot)
 746
 747 #define DECL_CLASS_FIELD_P(NODE) \
 748     (DECL_LANG_SPECIFIC (NODE)->u.v.class_field)
 749 #define DECL_VTABLE_P(NODE) \
 750     (DECL_LANG_SPECIFIC (NODE)->u.v.vtable)
 751
 752 /* Create a DECL_LANG_SPECIFIC if necessary. */
 753 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T)                  \
 754   if (DECL_LANG_SPECIFIC (T) == NULL)                           \
 755     {                                                           \
 756       DECL_LANG_SPECIFIC ((T)) = GGC_CNEW (struct lang_decl);   \
 757       DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR;             \
 758     }
 759
 760 /* A ConstantExpression, after folding and name resolution. */
 761 #define CONSTANT_VALUE_P(NODE) \
 762   (TREE_CODE (NODE) == STRING_CST \
 763    || (TREE_CODE (NODE) == INTEGER_CST \
 764        && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
 765    || TREE_CODE (NODE) == REAL_CST)
 766
 767 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
 768 struct GTY(()) lang_decl_func {
 769   /*  tree chain; not yet used. */
 770   long code_offset;
 771   int code_length;
 772   long linenumbers_offset;
 773   long localvariables_offset;
 774   int arg_slots;
 775   int max_locals;
 776   int max_stack;
 777   int arg_slot_count;
 778   source_location last_line;    /* End line number for a function decl */
 779   VEC(tree,gc) *throws_list;    /* Exception specified by `throws' */
 780   tree exc_obj;                 /* Decl holding the exception object.  */
 781
 782   /* Class initialization test variables  */
 783   htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
 784
 785   /* Initialized (static) Class Table */
 786   htab_t GTY ((param_is (union tree_node))) ict;
 787
 788   unsigned int native : 1;      /* Nonzero if this is a native method  */
 789   unsigned int strictfp : 1;
 790   unsigned int invisible : 1;   /* Set for methods we generate
 791                                    internally but which shouldn't be
 792                                    written to the .class file.  */
 793   unsigned int dummy : 1;
 794   unsigned int local_cni : 1;   /* Decl needs mangle_local_cni_method.  */
 795   unsigned int bridge : 1;      /* Bridge method.  */
 796   unsigned int varargs : 1;     /* Varargs method.  */
 797 };
 798
 799 struct GTY(()) treetreehash_entry {
 800   tree key;
 801   tree value;
 802 };
 803
 804 /* These represent the possible assertion_codes that can be emitted in the
 805    type assertion table.  */
 806 enum
 807 {
 808   JV_ASSERT_END_OF_TABLE = 0,     /* Last entry in table.  */
 809   JV_ASSERT_TYPES_COMPATIBLE = 1, /* Operand A is assignable to Operand B.  */
 810   JV_ASSERT_IS_INSTANTIABLE = 2   /* Operand A is an instantiable class.  */
 811 };
 812
 813 /* Annotation types used in the reflection_data.  See
 814    java.lang.Class.getDeclaredAnnotations() in the runtime library for
 815    an example of how these are used.  */
 816
 817 typedef enum
 818 {
 819   JV_CLASS_ATTR,
 820   JV_METHOD_ATTR,
 821   JV_FIELD_ATTR,
 822   JV_DONE_ATTR
 823 } jv_attr_type;
 824
 825 typedef enum
 826 {
 827   JV_INNER_CLASSES_KIND,
 828   JV_ENCLOSING_METHOD_KIND,
 829   JV_SIGNATURE_KIND,
 830   JV_ANNOTATIONS_KIND,
 831   JV_PARAMETER_ANNOTATIONS_KIND,
 832   JV_ANNOTATION_DEFAULT_KIND
 833 } jv_attr_kind;
 834
 835 typedef struct GTY(()) type_assertion {
 836   int assertion_code; /* 'opcode' for the type of this assertion. */
 837   tree op1;           /* First operand. */
 838   tree op2;           /* Second operand. */
 839 } type_assertion;
 840
 841 extern tree java_treetreehash_find (htab_t, tree);
 842 extern tree * java_treetreehash_new (htab_t, tree);
 843 extern htab_t java_treetreehash_create (size_t size, int ggc);
 844
 845 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
 846    (access methods on outer class fields) and final fields. */
 847 struct GTY(()) lang_decl_var {
 848   int slot_number;
 849   int start_pc;
 850   int end_pc;
 851   tree slot_chain;
 852   tree owner;
 853   unsigned int freed : 1;               /* Decl is no longer in scope.  */
 854   unsigned int local_slot : 1;  /* Decl is a temporary in the stack frame.  */
 855   unsigned int class_field : 1; /* Decl needs mangle_class_field.  */
 856   unsigned int vtable : 1;      /* Decl needs mangle_vtable.  */
 857   unsigned int field_enum:1;    /* Field is an enum.  */
 858 };
 859
 860 /* This is what 'lang_decl' really points to.  */
 861
 862 enum lang_decl_desc {LANG_DECL_FUNC, LANG_DECL_VAR};
 863
 864 struct GTY(()) lang_decl {
 865   enum lang_decl_desc desc;
 866   union lang_decl_u
 867     {
 868       struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
 869       struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
 870     } GTY ((desc ("%0.desc"))) u;
 871 };
 872
 873 /* Macro to access fields in `struct lang_type'.  */
 874
 875 #define TYPE_SIGNATURE(T)       (TYPE_LANG_SPECIFIC (T)->signature)
 876 #define TYPE_JCF(T)             (TYPE_LANG_SPECIFIC (T)->jcf)
 877 #define TYPE_CPOOL(T)           (TYPE_LANG_SPECIFIC (T)->cpool)
 878 #define TYPE_CPOOL_DATA_REF(T)  (TYPE_LANG_SPECIFIC (T)->cpool_data_ref)
 879 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
 880   if (TYPE_LANG_SPECIFIC ((T)) == NULL)         \
 881      TYPE_LANG_SPECIFIC ((T))                   \
 882      = GGC_CNEW (struct lang_type);
 883
 884 #define TYPE_DUMMY(T)           (TYPE_LANG_SPECIFIC(T)->dummy_class)
 885
 886 #define TYPE_PACKAGE_LIST(T)     (TYPE_LANG_SPECIFIC (T)->package_list)
 887 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->pic)
 888 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->poic)
 889 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC (T)->strictfp)
 890 #define TYPE_ENUM(T)            (TYPE_LANG_SPECIFIC (T)->enum_class)
 891 #define TYPE_SYNTHETIC(T)       (TYPE_LANG_SPECIFIC (T)->synthetic)
 892 #define TYPE_ANNOTATION(T)      (TYPE_LANG_SPECIFIC (T)->annotation)
 893
 894 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->assertions)
 895
 896 #define TYPE_ATABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->atable_methods)
 897 #define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_syms_decl)
 898 #define TYPE_ATABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->atable_decl)
 899
 900 #define TYPE_OTABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->otable_methods)
 901 #define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
 902 #define TYPE_OTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->otable_decl)
 903
 904 #define TYPE_ITABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->itable_methods)
 905 #define TYPE_ITABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_syms_decl)
 906 #define TYPE_ITABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->itable_decl)
 907
 908 #define TYPE_CTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->ctable_decl)
 909 #define TYPE_CATCH_CLASSES(T)    (TYPE_LANG_SPECIFIC (T)->catch_classes)
 910
 911 #define TYPE_TO_RUNTIME_MAP(T)   (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
 912 #define TYPE_ASSERTIONS(T)       (TYPE_LANG_SPECIFIC (T)->type_assertions)
 913 #define TYPE_PACKAGE(T)          (TYPE_LANG_SPECIFIC (T)->package)
 914
 915 #define TYPE_REFLECTION_DATA(T)  (TYPE_LANG_SPECIFIC (T)->reflection_data)
 916 #define TYPE_REFLECTION_DATASIZE(T)                                     \
 917                                 (TYPE_LANG_SPECIFIC (T)->reflection_datasize)
 918
 919 typedef struct GTY(()) method_entry_d {
 920   tree method;
 921   tree special;
 922 } method_entry;
 923
 924 DEF_VEC_O(method_entry);
 925 DEF_VEC_ALLOC_O(method_entry,gc);
 926
 927 struct GTY(()) lang_type {
 928   tree signature;
 929   struct JCF *jcf;
 930   struct CPool *cpool;
 931   tree cpool_data_ref;          /* Cached */
 932   tree package_list;            /* List of package names, progressive */
 933
 934   VEC(method_entry,gc) *otable_methods; /* List of static decls referred
 935                                            to by this class.  */
 936   tree otable_decl;             /* The static address table.  */
 937   tree otable_syms_decl;
 938
 939   VEC(method_entry,gc) *atable_methods; /* List of abstract methods
 940                                            referred to by this class.  */
 941   tree atable_decl;             /* The static address table.  */
 942   tree atable_syms_decl;
 943
 944   VEC(method_entry,gc) *itable_methods; /* List of interface methods
 945                                            referred to by this class.  */
 946   tree itable_decl;             /* The interfaces table.  */
 947   tree itable_syms_decl;
 948
 949   tree ctable_decl;             /* The table of classes for the runtime
 950                                    type matcher.  */
 951   tree catch_classes;
 952
 953   htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
 954                                 /* The mapping of classes to exception region
 955                                    markers.  */
 956
 957   htab_t GTY ((param_is (struct type_assertion))) type_assertions;
 958                                 /* Table of type assertions to be evaluated
 959                                    by the runtime when this class is loaded. */
 960
 961   tree package;                 /* IDENTIFIER_NODE for package this class is
 962                                    a member of.  */
 963
 964   unsigned char* GTY((skip)) reflection_data;   /* The raw reflection
 965                                                    data for this
 966                                                    class.  */
 967   long reflection_datasize;     /* The size of the raw reflection data
 968                                    for this class, in bytes.  */
 969
 970   unsigned pic:1;               /* Private Inner Class. */
 971   unsigned poic:1;              /* Protected Inner Class. */
 972   unsigned strictfp:1;          /* `strictfp' class.  */
 973   unsigned assertions:1;        /* Any method uses `assert'.  */
 974   unsigned dummy_class:1;       /* Not a real class, just a placeholder.  */
 975   unsigned enum_class:1;        /* Class is an enum type.  */
 976   unsigned synthetic:1;         /* Class is synthetic.  */
 977   unsigned annotation:1;        /* Class is an annotation type.  */
 978 };
 979
 980 #define JCF_u4 unsigned long
 981 #define JCF_u2 unsigned short
 982
 983 /* Possible values to pass to lookup_argument_method_generic.  */
 984 #define SEARCH_INTERFACE      1
 985 #define SEARCH_SUPER          2
 986 #define SEARCH_VISIBLE        4
 987
 988 /* Defined in java-except.h  */
 989 struct eh_range;
 990
 991 extern void java_parse_file (int);
 992 extern tree java_type_for_mode (enum machine_mode, int);
 993 extern tree java_type_for_size (unsigned int, int);
 994 extern tree java_truthvalue_conversion (tree);
 995 extern void add_assume_compiled (const char *, int);
 996 extern void add_enable_assert (const char *, int);
 997 extern bool enable_assertions (tree);
 998 extern tree lookup_class (tree);
 999 extern tree lookup_java_constructor (tree, tree);
1000 extern tree lookup_java_method (tree, tree, tree);
1001 extern tree lookup_argument_method (tree, tree, tree);
1002 extern tree lookup_argument_method_generic (tree, tree, tree, int);
1003 extern int has_method (tree, tree);
1004 extern tree promote_type (tree);
1005 extern tree get_constant (struct JCF*, int);
1006 extern tree get_name_constant (struct JCF*, int);
1007 extern tree get_class_constant (struct JCF*, int);
1008 extern tree parse_signature (struct JCF *jcf, int sig_index);
1009 extern tree add_field (tree, tree, tree, int);
1010 extern tree add_method (tree, int, tree, tree);
1011 extern tree add_method_1 (tree, int, tree, tree);
1012 extern void java_hide_decl (tree);
1013 extern tree make_class (void);
1014 extern tree push_class (tree, tree);
1015 extern tree unmangle_classname (const char *name, int name_length);
1016 extern tree parse_signature_string (const unsigned char *, int);
1017 extern tree get_type_from_signature (tree);
1018 extern void layout_class (tree);
1019 extern int get_interface_method_index (tree, tree);
1020 extern tree layout_class_method (tree, tree, tree, tree);
1021 extern void layout_class_methods (tree);
1022 extern void cache_this_class_ref (tree);
1023 extern void uncache_this_class_ref (tree);
1024 extern tree build_class_ref (tree);
1025 extern tree build_dtable_decl (tree);
1026 extern tree build_internal_class_name (tree);
1027 extern tree build_constants_constructor (void);
1028 extern tree build_constant_data_ref (bool);
1029 extern tree build_ref_from_constant_pool (int);
1030 extern tree build_utf8_ref (tree);
1031 extern tree ident_subst (const char *, int, const char *, int, int,
1032                          const char *);
1033 extern tree identifier_subst (const tree, const char *, int, int,
1034                               const char *);
1035 extern int global_bindings_p (void);
1036 extern tree getdecls (void);
1037 extern void pushlevel (int);
1038 extern tree poplevel (int,int, int);
1039 extern tree pushdecl (tree);
1040 extern void java_init_decl_processing (void);
1041 extern void java_dup_lang_specific_decl (tree);
1042 extern tree build_java_signature (tree);
1043 extern tree build_java_argument_signature (tree);
1044 extern void set_java_signature (tree, tree);
1045 extern tree build_static_field_ref (tree);
1046 extern tree build_address_of (tree);
1047 extern tree find_local_variable (int index, tree type, int pc);
1048 extern tree find_stack_slot (int index, tree type);
1049 extern tree build_prim_array_type (tree, HOST_WIDE_INT);
1050 extern tree build_java_array_type (tree, HOST_WIDE_INT);
1051 extern int is_compiled_class (tree);
1052 extern tree mangled_classname (const char *, tree);
1053 extern tree lookup_label (int);
1054 extern tree pop_type_0 (tree, char **);
1055 extern tree pop_type (tree);
1056 extern tree decode_newarray_type (int);
1057 extern tree lookup_field (tree *, tree);
1058 extern int is_array_type_p (tree);
1059 extern HOST_WIDE_INT java_array_type_length (tree);
1060 extern int read_class (tree);
1061 extern void load_class (tree, int);
1062
1063 extern tree check_for_builtin (tree, tree);
1064 extern void initialize_builtins (void);
1065
1066 extern tree lookup_name (tree);
1067 extern bool special_method_p (tree);
1068 extern void maybe_rewrite_invocation (tree *, VEC(tree,gc) **, tree *, tree *);
1069 extern tree build_known_method_ref (tree, tree, tree, tree, VEC(tree,gc) *, tree);
1070 extern tree build_class_init (tree, tree);
1071 extern int attach_init_test_initialization_flags (void **, void *);
1072 extern tree build_invokevirtual (tree, tree, tree);
1073 extern tree build_invokeinterface (tree, tree);
1074 extern tree build_jni_stub (tree);
1075 extern tree invoke_build_dtable (int, VEC(tree,gc) *);
1076 extern tree build_field_ref (tree, tree, tree);
1077 extern tree java_modify_addr_for_volatile (tree);
1078 extern void pushdecl_force_head (tree);
1079 extern tree build_java_binop (enum tree_code, tree, tree, tree);
1080 extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1081 extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1082 extern tree build_java_arrayaccess (tree, tree, tree);
1083 extern tree build_java_arraystore_check (tree, tree);
1084 extern tree build_newarray (int, tree);
1085 extern tree build_anewarray (tree, tree);
1086 extern tree build_new_array (tree, tree);
1087 extern tree build_java_array_length_access (tree);
1088 extern tree build_java_indirect_ref (tree, tree, int);
1089 extern tree java_check_reference (tree, int);
1090 extern tree build_get_class (tree);
1091 extern tree build_instanceof (tree, tree);
1092 extern tree create_label_decl (tree);
1093 extern tree prepare_eh_table_type (tree);
1094 extern void java_expand_catch_classes (tree);
1095 extern tree build_exception_object_ref (tree);
1096 extern tree generate_name (void);
1097 extern const char *lang_printable_name (tree, int);
1098 extern tree maybe_add_interface (tree, tree);
1099 extern void set_super_info (int, tree, tree, int);
1100 extern void set_class_decl_access_flags (int, tree);
1101 extern int get_access_flags_from_decl (tree);
1102 extern int interface_of_p (tree, tree);
1103 extern int inherits_from_p (tree, tree);
1104 extern int common_enclosing_context_p (tree, tree);
1105 extern int common_enclosing_instance_p (tree, tree);
1106 extern int enclosing_context_p (tree, tree);
1107 extern tree build_result_decl (tree);
1108 extern void set_method_index (tree decl, tree method_index);
1109 extern tree get_method_index (tree decl);
1110 extern void make_class_data (tree);
1111 extern int alloc_name_constant (int, tree);
1112 extern int alloc_constant_fieldref (tree, tree);
1113 extern void emit_register_classes (tree *);
1114 extern tree emit_symbol_table (tree, tree, VEC(method_entry,gc) *,
1115                                tree, tree, int);
1116 extern void lang_init_source (int);
1117 extern void write_classfile (tree);
1118 extern char *print_int_node (tree);
1119 extern void finish_class (void);
1120 extern void check_for_initialization (tree, tree);
1121 extern struct CPool *cpool_for_class (tree);
1122 extern int find_class_or_string_constant (struct CPool *, int, tree);
1123
1124 extern tree pushdecl_top_level (tree);
1125 extern tree pushdecl_function_level (tree);
1126 extern tree java_replace_references (tree *, int *, void *);
1127 extern int alloc_class_constant (tree);
1128 extern void init_expr_processing (void);
1129 extern void push_super_field (tree, tree);
1130 extern void init_class_processing (void);
1131 extern void add_type_assertion (tree, int, tree, tree);
1132 extern int can_widen_reference_to (tree, tree);
1133 extern int class_depth (tree);
1134 extern int verify_jvm_instructions_new (struct JCF *, const unsigned char *,
1135                                         long);
1136 extern void maybe_pushlevels (int);
1137 extern void maybe_poplevels (int);
1138 extern void force_poplevels (int);
1139 extern int process_jvm_instruction (int, const unsigned char *, long);
1140 extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1141 extern void set_local_type (int, tree);
1142 extern int merge_type_state (tree);
1143 extern int push_type_0 (tree);
1144 extern void push_type (tree);
1145 extern void add_interface (tree, tree);
1146 extern tree force_evaluation_order (tree);
1147 extern tree java_create_object (tree);
1148 extern int verify_constant_pool (struct JCF *);
1149 extern void start_java_method (tree);
1150 extern void end_java_method (void);
1151 extern void give_name_to_locals (struct JCF *);
1152 extern void note_instructions (struct JCF *, tree);
1153 extern void expand_byte_code (struct JCF *, tree);
1154 extern int open_in_zip (struct JCF *, const char *, const char *, int);
1155 extern void set_constant_value (tree, tree);
1156 #ifdef jword
1157 extern int find_constant1 (struct CPool *, int, jword);
1158 extern int find_constant2 (struct CPool *, int, jword, jword);
1159 #endif
1160 extern int find_utf8_constant (struct CPool *, tree);
1161 extern int find_string_constant (struct CPool *, tree);
1162 extern int find_class_constant (struct CPool *, tree);
1163 extern int find_fieldref_index (struct CPool *, tree);
1164 extern int find_methodref_index (struct CPool *, tree);
1165 extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1166 extern void write_constant_pool (struct CPool *, unsigned char *, int);
1167 extern int count_constant_pool_bytes (struct CPool *);
1168 extern int encode_newarray_type (tree);
1169 #ifdef uint64
1170 extern void format_int (char *, jlong, int);
1171 extern void format_uint (char *, uint64, int);
1172 #endif
1173 extern void jcf_trim_old_input (struct JCF *);
1174 #ifdef BUFSIZ
1175 extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1176 extern void jcf_print_char (FILE *, int);
1177 extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int,
1178                                     int, int);
1179 extern const char* open_class (const char *, struct JCF *, int, const char *);
1180 #endif
1181 extern void java_debug_context (void);
1182 extern void safe_layout_class (tree);
1183
1184 extern tree get_boehm_type_descriptor (tree);
1185 extern bool uses_jv_markobj_p (tree);
1186 extern bool class_has_finalize_method (tree);
1187 extern void java_check_methods (tree);
1188
1189 extern void java_mangle_decl (tree);
1190 extern tree java_mangle_class_field (struct obstack *, tree);
1191 extern tree java_mangle_vtable (struct obstack *, tree);
1192 extern tree java_mangle_resource_name (const char *);
1193 extern void append_gpp_mangled_name (const char *, int);
1194
1195 extern void add_predefined_file (tree);
1196 extern int predefined_filename_p (tree);
1197
1198 extern tree decl_constant_value (tree);
1199
1200 extern void java_mark_class_local (tree);
1201
1202 extern void java_inlining_merge_static_initializers (tree, void *);
1203 extern void java_inlining_map_static_initializers (tree, void *);
1204
1205 extern void compile_resource_data (const char *name, const char *buffer, int);
1206 extern void compile_resource_file (const char *, const char *);
1207 extern void write_resource_constructor (tree *);
1208 extern tree build_java_empty_stmt (void);
1209 extern tree add_stmt_to_compound (tree, tree, tree);
1210 extern tree java_add_stmt (tree);
1211 extern tree java_add_local_var (tree decl);
1212 extern tree *get_stmts (void);
1213 extern void register_exception_range(struct eh_range *, int, int);
1214
1215 extern void finish_method (tree);
1216 extern void java_expand_body (tree);
1217
1218 extern int get_symbol_table_index (tree, tree, VEC(method_entry,gc) **);
1219
1220 extern tree make_catch_class_record (tree, tree);
1221 extern tree emit_catch_table (tree);
1222
1223 extern void gen_indirect_dispatch_tables (tree type);
1224 extern int split_qualified_name (tree *left, tree *right, tree source);
1225 extern int in_same_package (tree, tree);
1226
1227 extern void java_read_sourcefilenames (const char *fsource_filename);
1228
1229 extern void rewrite_reflection_indexes (void *);
1230
1231 int cxx_keyword_p (const char *name, int length);
1232
1233 extern GTY(()) VEC(tree,gc) *pending_static_fields;
1234
1235 extern void java_write_globals (void);
1236
1237 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1238
1239 /* Access flags etc for a method (a FUNCTION_DECL): */
1240
1241 #define METHOD_DUMMY(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.dummy)
1242
1243 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
1244 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
1245 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
1246 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (FUNCTION_DECL_CHECK (DECL))
1247 #define METHOD_FINAL(DECL) DECL_FINAL (FUNCTION_DECL_CHECK (DECL))
1248 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (FUNCTION_DECL_CHECK (DECL))
1249 #define METHOD_NATIVE(DECL) \
1250   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.native)
1251 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (DECL))
1252 #define METHOD_STRICTFP(DECL) \
1253   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.strictfp)
1254 #define METHOD_INVISIBLE(DECL) \
1255   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.invisible)
1256 #define METHOD_BRIDGE(DECL) \
1257   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.bridge)
1258 #define METHOD_VARARGS(DECL) \
1259   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.varargs)
1260
1261 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1262
1263 /* Other predicates on method decls  */
1264
1265 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7 (FUNCTION_DECL_CHECK (DECL))
1266
1267 #define DECL_INIT_P(DECL)   (ID_INIT_P (DECL_NAME (DECL)))
1268 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1269
1270 /* Predicates on method identifiers. Kept close to other macros using
1271    them  */
1272 #define ID_INIT_P(ID)   ((ID) == init_identifier_node)
1273 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1274
1275 /* Access flags etc for variable/field (FIELD_DECL, VAR_DECL, or PARM_DECL): */
1276
1277 #define FIELD_PRIVATE(DECL)     TREE_PRIVATE (VAR_OR_FIELD_CHECK (DECL))
1278 #define FIELD_PROTECTED(DECL)   TREE_PROTECTED (VAR_OR_FIELD_CHECK (DECL))
1279 #define FIELD_PUBLIC(DECL)      DECL_LANG_FLAG_1 (VAR_OR_FIELD_CHECK (DECL))
1280 #define FIELD_STATIC(DECL)      TREE_STATIC (VAR_OR_FIELD_CHECK (DECL))
1281 #define FIELD_FINAL(DECL)       DECL_FINAL (VAR_OR_FIELD_CHECK (DECL))
1282 #define FIELD_VOLATILE(DECL)    DECL_LANG_FLAG_4 (VAR_OR_FIELD_CHECK (DECL))
1283 #define FIELD_TRANSIENT(DECL)   DECL_LANG_FLAG_5 (VAR_OR_FIELD_CHECK (DECL))
1284
1285 /* Access flags etc for a class (a TYPE_DECL): */
1286
1287 #define CLASS_PUBLIC(DECL)      DECL_LANG_FLAG_1 (TYPE_DECL_CHECK (DECL))
1288 #define CLASS_FINAL(DECL)       DECL_FINAL (TYPE_DECL_CHECK (DECL))
1289 #define CLASS_INTERFACE(DECL)   DECL_LANG_FLAG_4 (TYPE_DECL_CHECK (DECL))
1290 #define CLASS_ABSTRACT(DECL)    DECL_LANG_FLAG_5 (TYPE_DECL_CHECK (DECL))
1291 #define CLASS_SUPER(DECL)       DECL_LANG_FLAG_6 (TYPE_DECL_CHECK (DECL))
1292 #define CLASS_STATIC(DECL)      DECL_LANG_FLAG_7 (TYPE_DECL_CHECK (DECL))
1293 #define CLASS_PRIVATE(DECL)     (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1294 #define CLASS_PROTECTED(DECL)   (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1295 #define CLASS_STRICTFP(DECL)    (TYPE_STRICTFP (TREE_TYPE (DECL)))
1296 #define CLASS_ENUM(DECL)        (TYPE_ENUM (TREE_TYPE (DECL)))
1297 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1298 #define CLASS_SYNTHETIC(DECL)   (TYPE_SYNTHETIC (TREE_TYPE (DECL)))
1299 #define CLASS_ANNOTATION(DECL)  (TYPE_ANNOTATION (TREE_TYPE (DECL)))
1300
1301 /* @deprecated marker flag on methods, fields and classes */
1302
1303 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1304 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1305 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1306 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1307
1308 /* The number of virtual methods in this class's dispatch table.
1309    Does not include initial two dummy entries (one points to the
1310    Class object, and the other is for G++ -fvtable-thunks compatibility). */
1311 #define TYPE_NVIRTUALS(TYPE) BINFO_VIRTUALS (TYPE_BINFO (TYPE))
1312
1313 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1314    virtual methods. */
1315 #define TYPE_VTABLE(TYPE) BINFO_VTABLE(TYPE_BINFO (TYPE))
1316
1317 /* Use CLASS_LOADED_P? FIXME */
1318 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1319
1320 /* A vector used to track type states for the current method.  */
1321 extern VEC(tree, gc) *type_states;
1322
1323 /* This maps a bytecode offset (PC) to various flags,
1324    listed below (starting with BCODE_). */
1325 extern char *instruction_bits;
1326
1327 /* True iff the byte is the start of an instruction. */
1328 #define BCODE_INSTRUCTION_START 1
1329
1330 /* True iff there is a jump or a return to this location. */
1331 #define BCODE_JUMP_TARGET 2
1332
1333 /* True iff this is the start of an exception handler. */
1334 #define BCODE_EXCEPTION_TARGET 16
1335
1336 /* True iff there is a jump to this location (and it needs a label). */
1337 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1338
1339 /* True iff there is an entry in the linenumber table for this location. */
1340 #define BCODE_HAS_LINENUMBER 32
1341
1342 /* True iff there is more than one entry in the linenumber table for
1343    this location.  (This probably does not make much sense.)  */
1344 #define BCODE_HAS_MULTI_LINENUMBERS 64
1345
1346 /* True if this instruction has been verified. */
1347 #define BCODE_VERIFIED 8
1348
1349 /* A pointer to the line number table of the current method. */
1350 extern const unsigned char *linenumber_table;
1351 /* The length (in items) of the line number table. */
1352 extern int linenumber_count;
1353
1354 /* In type_map, means the second half of a 64-bit double or long. */
1355 #define TYPE_SECOND void_type_node
1356
1357 /* In type_map, means the null type (i.e. type of a null reference). */
1358 #define TYPE_NULL ptr_type_node
1359
1360 /* In a type map means the type the address subroutine return address. */
1361 #define TYPE_RETURN_ADDR return_address_type_node
1362
1363 /* A array mapping variable/stack slot index to the type current
1364    in that variable/stack slot.
1365    TYPE_SECOND and TYPE_NULL are special cases. */
1366 extern tree *type_map;
1367
1368 /* Map a stack index to the type currently in that slot. */
1369 #define stack_type_map (type_map + DECL_MAX_LOCALS (current_function_decl))
1370
1371 /* True iff TYPE takes two variable/stack slots. */
1372 #define TYPE_IS_WIDE(TYPE) \
1373   ((TYPE) == double_type_node || (TYPE) == long_type_node)
1374
1375 /* True iff TYPE is a Java array type. */
1376 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1377
1378 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1379 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1380
1381 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1382 #define TYPE_ARGUMENT_SIGNATURE(TYPE) \
1383   (TREE_CHECK2 (TYPE, FUNCTION_TYPE, METHOD_TYPE)->type.minval)
1384
1385 /* Given an array type, give the type of the elements. */
1386 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1387 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE (ATYPE)
1388
1389 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1390    (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1391 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1392                               && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1393
1394 /* True if class TYPE has been parsed (first pass). */
1395 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1396
1397 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1398 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1399
1400 /* True if class TYPE was requested (on command line) to be compiled.*/
1401 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) TYPE_LANG_FLAG_5 (TYPE)
1402
1403 /* True if class TYPE is currently being laid out. Helps in detection
1404    of inheritance cycle occurring as a side effect of performing the
1405    layout of a class.  */
1406 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1407
1408 /* True if ID is a qualified named (contains . or /) */
1409 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1410
1411 /* True if ID is a command-line specified filename */
1412 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1413
1414 /* True if filename ID has already been parsed */
1415 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1416
1417 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1418    feature a finalizer method. */
1419 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1420
1421 /* True if NODE belongs to an inner class TYPE_DECL node.
1422    Verifies that NODE as the attributes of a decl.  */
1423 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE  \
1424                                   && DECL_CONTEXT (NODE))
1425
1426 /* True if NODE belongs to an inner class RECORD_TYPE node. Checks
1427    that TYPE_NAME bears a decl. An array type wouldn't.  */
1428 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1429                                   && DECL_CONTEXT (TYPE_NAME (NODE)))
1430
1431 /* True if the class type NODE was declared in an inner scope and is
1432    not a toplevel class */
1433 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1434   (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1435
1436 /* True if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class.  */
1437 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ?                  \
1438                              INNER_CLASS_DECL_P (NODE) :                      \
1439                              (TREE_CODE (NODE) == RECORD_TYPE ?               \
1440                               INNER_CLASS_TYPE_P (NODE) :                     \
1441                               (abort (), 0)))
1442
1443 /* On a TYPE_DECL, hold the list of inner classes defined within the
1444    scope of TYPE_DECL.  */
1445 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (TYPE_DECL_CHECK (NODE))
1446
1447 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1448    The field has name NAME (a char*), a type FTYPE, and a location of LOC.
1449    Unless this is the first field, FIELD most hold the previous field.
1450    FIELD is set to the newly created FIELD_DECL.
1451
1452    We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1453    if compiling java.lang.Object or java.lang.Class. */
1454
1455 #define PUSH_FIELD(LOC, RTYPE, FIELD, NAME, FTYPE) \
1456 { tree _field = build_decl (LOC, FIELD_DECL, get_identifier ((NAME)), (FTYPE)); \
1457   if (TYPE_FIELDS (RTYPE) == NULL_TREE) \
1458     TYPE_FIELDS (RTYPE) = _field;       \
1459   else                                  \
1460     TREE_CHAIN(FIELD) = _field;         \
1461   DECL_CONTEXT (_field) = (RTYPE);      \
1462   DECL_ARTIFICIAL (_field) = 1;         \
1463   FIELD = _field; }
1464
1465 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1466
1467 /* Start building a RECORD_TYPE constructor's elements in V.  The
1468    constructor will have type CTYPE.  */
1469 #define START_RECORD_CONSTRUCTOR(V, CTYPE) \
1470   do \
1471     { \
1472       V = VEC_alloc (constructor_elt, gc, 0); \
1473       CONSTRUCTOR_APPEND_ELT (V, TYPE_FIELDS (CTYPE), NULL); \
1474     } \
1475   while (0)
1476
1477 /* Append a field initializer to V for the dummy field for the inherited
1478    fields.  The dummy field has the given VALUE, and the same type as the
1479    super-class.   Must be specified before calls to PUSH_FIELD_VALUE. */
1480 #define PUSH_SUPER_VALUE(V, VALUE) \
1481   do \
1482     { \
1483       constructor_elt *_elt___ = VEC_last (constructor_elt, V); \
1484       tree _next___ = TREE_CHAIN (_elt___->index); \
1485       gcc_assert (!DECL_NAME (_elt___->index)); \
1486       _elt___->value = VALUE; \
1487       CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1488     } \
1489   while (0)
1490
1491 /* Append a field initializer to V for a field with the given VALUE.
1492    NAME is a char* string used for error checking;
1493    the initializer must be specified in order. */
1494 #define PUSH_FIELD_VALUE(V, NAME, VALUE)                                \
1495   do \
1496     { \
1497       constructor_elt *_elt___ = VEC_last (constructor_elt, V); \
1498       tree _next___ = TREE_CHAIN (_elt___->index); \
1499       gcc_assert (strcmp (IDENTIFIER_POINTER (DECL_NAME (_elt___->index)), \
1500                           NAME) == 0); \
1501       _elt___->value = VALUE; \
1502       CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1503     } \
1504   while (0)
1505
1506 /* Finish creating a record CONSTRUCTOR CONS with type CTYPE and elements V.  */
1507 #define FINISH_RECORD_CONSTRUCTOR(CONS, V, CTYPE)        \
1508   do \
1509     { \
1510       VEC_pop (constructor_elt, V); \
1511       CONS = build_constructor (CTYPE, V); \
1512       TREE_CONSTANT (CONS) = 0; \
1513     } \
1514   while (0)
1515
1516 #define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
1517 #define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
1518
1519 #define BUILD_MONITOR_ENTER(WHERE, ARG)                                 \
1520   {                                                                     \
1521     (WHERE) = build_call_nary (int_type_node,                           \
1522                                build_address_of (soft_monitorenter_node), \
1523                                1, (ARG));                               \
1524     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1525   }
1526
1527 #define BUILD_MONITOR_EXIT(WHERE, ARG)                                  \
1528   {                                                                     \
1529     (WHERE) = build_call_nary (int_type_node,                           \
1530                                build_address_of (soft_monitorexit_node), \
1531                                1, (ARG));                               \
1532     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1533   }
1534
1535 /* True when we can perform static class initialization optimization */
1536 #define STATIC_CLASS_INIT_OPT_P() \
1537   (flag_optimize_sci && (optimize >= 2))
1538
1539 /* These are the possible values for the `state' field of the class
1540    structure.  This must be kept in sync with libgcj.  */
1541 enum
1542 {
1543   JV_STATE_NOTHING = 0,         /* Set by compiler.  */
1544
1545   JV_STATE_PRELOADING = 1,      /* Can do _Jv_FindClass.  */
1546   JV_STATE_LOADING = 3,         /* Has super installed.  */
1547   JV_STATE_READ = 4,            /* Has been completely defined.  */
1548   JV_STATE_LOADED = 5,          /* Has Miranda methods defined.  */
1549
1550   JV_STATE_COMPILED = 6,        /* This was a compiled class.  */
1551
1552   JV_STATE_PREPARED = 7,        /* Layout & static init done.  */
1553   JV_STATE_LINKED = 9,          /* Strings interned.  */
1554
1555   JV_STATE_IN_PROGRESS = 10,    /* <Clinit> running.  */
1556   JV_STATE_ERROR = 12,
1557
1558   JV_STATE_DONE = 14            /* Must be last.  */
1559 };
1560
1561 #undef DEBUG_JAVA_BINDING_LEVELS
1562
1563 extern void java_genericize (tree);
1564 extern int java_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
1565
1566 extern FILE *finput;
1567
1568 #endif /* ! GCC_JAVA_TREE_H */