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) 1997-2014 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 #include "hashtab.h"
  31
  32 struct JCF;
  33
  34 /* Usage of TREE_LANG_FLAG_?:
  35    2: QUALIFIED_P (in IDENTIFIER_NODE)
  36       CLASS_FILE_P (in a TRANSLATION_UNIT_DECL in current_file_list)
  37    3: HAS_FINALIZER (in RECORD_TYPE)
  38    4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
  39       IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
  40    5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
  41
  42    Usage of TYPE_LANG_FLAG_?:
  43    1: TYPE_ARRAY_P (in RECORD_TYPE).
  44    2: CLASS_PARSED_P (in RECORD_TYPE).
  45    4: CLASS_P (in RECORD_TYPE).
  46    5: CLASS_FROM_CURRENTLY_COMPILED_P (in RECORD_TYPE)
  47    6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
  48
  49    Usage of DECL_LANG_FLAG_?:
  50    0: METHOD_DEPRECATED (in FUNCTION_DECL).
  51       FIELD_DEPRECATED (in FIELD_DECL).
  52       CLASS_DEPRECATED (in TYPE_DECL).
  53    1: METHOD_PUBLIC (in FUNCTION_DECL).
  54       FIELD_PUBLIC (in FIELD_DECL).
  55       CLASS_PUBLIC (in TYPE_DECL).
  56    2: METHOD_STATIC (in FUNCTION_DECL).
  57       (But note that FIELD_STATIC uses TREE_STATIC!)
  58       FIELD_SYNTHETIC (in FIELD_DECL)
  59       CLASS_COMPLETE_P (in TYPE_DECL)
  60    3: METHOD_FINAL (in FUNCTION_DECL)
  61       FIELD_FINAL (in FIELD_DECL)
  62       CLASS_FINAL (in TYPE_DECL)
  63       DECL_FINAL (in any decl)
  64    4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
  65       CLASS_INTERFACE (in TYPE_DECL)
  66       FIELD_VOLATILE (int FIELD_DECL)
  67    5: METHOD_ABSTRACT (in FUNCTION_DECL).
  68       CLASS_ABSTRACT (in TYPE_DECL)
  69       FIELD_TRANSIENT (in FIELD_DECL)
  70    6: CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
  71    7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
  72       CLASS_STATIC (in TYPE_DECL)
  73 */
  74
  75 #define VAR_OR_FIELD_CHECK(DECL) \
  76   TREE_CHECK3 (DECL, FIELD_DECL, VAR_DECL, PARM_DECL)
  77
  78 /* True if the class whose TYPE_BINFO this is has a superclass.
  79    (True of all classes except Object.) */
  80 #define CLASS_HAS_SUPER_FLAG(BINFO) BINFO_FLAG_1 (BINFO)
  81 #define CLASS_HAS_SUPER(TYPE) \
  82   (TYPE_BINFO (TYPE) && CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE)))
  83
  84 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
  85 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) \
  86   ? BINFO_TYPE (BINFO_BASE_BINFO (TYPE_BINFO (TYPE), 0)) \
  87   : NULL_TREE)
  88
  89 /* The class defined by the actual (main) file we are compiling. */
  90 #define main_class \
  91   java_global_trees[JTI_MAIN_CLASS]
  92
  93 /* The class we use as the base for name resolution.  It's usually the
  94    class we're generating code for but sometimes it points to an inner
  95    class.  If you really want to know the class we're currently
  96    generating code for, use output_class instead.  */
  97 #define current_class \
  98   java_global_trees[JTI_CURRENT_CLASS]
  99
 100 /* The class we are currently generating.  Really.  */
 101 #define output_class \
 102   java_global_trees[JTI_OUTPUT_CLASS]
 103
 104 /* List of virtual decls referred to by this translation unit, used to
 105    generate virtual method offset symbol table.  */
 106
 107 /* The virtual offset table.  This is emitted as uninitialized data of
 108    the required length, and filled out at run time during class
 109    linking. */
 110
 111 /* The virtual offset symbol table. Used by the runtime to fill out
 112    the otable. */
 113
 114 /* Resource name.  */
 115 extern const char *resource_name;
 116
 117 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings.  */
 118 extern int flag_wall;
 119
 120 /* The Java .class file that provides main_class;  the main input file. */
 121 extern GTY(()) struct JCF * current_jcf;
 122
 123 /* Set to nonzero value in order to emit class initialization code
 124    before static field references.  */
 125 extern int always_initialize_class_p;
 126
 127 extern int flag_verify_invocations;
 128
 129 /* Largest pc so far in this method that has been passed to lookup_label. */
 130 extern int highest_label_pc_this_method;
 131
 132 /* Base value for this method to add to pc to get generated label. */
 133 extern int start_label_pc_this_method;
 134
 135 typedef struct CPool constant_pool;
 136
 137 #define CONSTANT_ResolvedFlag 16
 138
 139 /* Don't eagerly resolve this entry.  When this flag is set, constant
 140    pool entries are resolved only at runtime when the entry is first
 141    referred to.  */
 142 #define CONSTANT_LazyFlag 32
 143
 144 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
 145 #define CONSTANT_ResolvedString    (CONSTANT_String+CONSTANT_ResolvedFlag)
 146
 147 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
 148 #define CONSTANT_ResolvedClass     (CONSTANT_Class+CONSTANT_ResolvedFlag)
 149
 150 #define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
 151
 152 /* A NameAndType constant is represented as a TREE_LIST.
 153    The type is the signature string (as an IDENTIFIER_NODE).  */
 154
 155 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
 156   CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
 157 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
 158   CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
 159
 160 /* A FieldRef, MethodRef or InterfaceMethodRef constant
 161    is represented as a TREE_LIST. */
 162
 163 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
 164 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
 165 #define COMPONENT_REF_NAME(CPOOL, IDX) \
 166   NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 167 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
 168   NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 169
 170 extern GTY(()) tree java_lang_cloneable_identifier_node;
 171 extern GTY(()) tree java_io_serializable_identifier_node;
 172 extern GTY(()) tree gcj_abi_version;
 173
 174 /* The decl for the .constants field of an instance of Class.  */
 175 extern GTY(()) tree constants_field_decl_node;
 176
 177 /* The decl for the .data field of an instance of Class.  */
 178 extern GTY(()) tree constants_data_field_decl_node;
 179
 180 enum java_tree_index
 181 {
 182   JTI_PROMOTED_BYTE_TYPE_NODE,
 183   JTI_PROMOTED_SHORT_TYPE_NODE,
 184   JTI_PROMOTED_CHAR_TYPE_NODE,
 185   JTI_PROMOTED_BOOLEAN_TYPE_NODE,
 186
 187   JTI_BYTE_TYPE_NODE,
 188   JTI_SHORT_TYPE_NODE,
 189   JTI_INT_TYPE_NODE,
 190   JTI_LONG_TYPE_NODE,
 191
 192   JTI_UNSIGNED_BYTE_TYPE_NODE,
 193   JTI_UNSIGNED_SHORT_TYPE_NODE,
 194   JTI_UNSIGNED_INT_TYPE_NODE,
 195   JTI_UNSIGNED_LONG_TYPE_NODE,
 196
 197   JTI_DECIMAL_INT_MAX_NODE,
 198   JTI_DECIMAL_LONG_MAX_NODE,
 199
 200   JTI_OBJECT_TYPE_NODE,
 201   JTI_UNQUALIFIED_OBJECT_ID_NODE,
 202   JTI_OBJECT_PTR_TYPE_NODE,
 203   JTI_STRING_TYPE_NODE,
 204   JTI_STRING_PTR_TYPE_NODE,
 205   JTI_THROWABLE_TYPE_NODE,
 206   JTI_EXCEPTION_TYPE_NODE,
 207   JTI_RUNTIME_EXCEPTION_TYPE_NODE,
 208   JTI_ERROR_EXCEPTION_TYPE_NODE,
 209   JTI_RAWDATA_PTR_TYPE_NODE,
 210
 211   JTI_BYTE_ARRAY_TYPE_NODE,
 212   JTI_SHORT_ARRAY_TYPE_NODE,
 213   JTI_INT_ARRAY_TYPE_NODE,
 214   JTI_LONG_ARRAY_TYPE_NODE,
 215   JTI_BOOLEAN_ARRAY_TYPE_NODE,
 216   JTI_CHAR_ARRAY_TYPE_NODE,
 217   JTI_DOUBLE_ARRAY_TYPE_NODE,
 218   JTI_FLOAT_ARRAY_TYPE_NODE,
 219   JTI_ARRAY_ARRAY_TYPE_NODE,
 220   JTI_OBJECT_ARRAY_TYPE_NODE,
 221   JTI_STRING_ARRAY_TYPE_NODE,
 222   JTI_BOOLEAN_ARRAY_VTABLE,
 223   JTI_BYTE_ARRAY_VTABLE,
 224   JTI_CHAR_ARRAY_VTABLE,
 225   JTI_SHORT_ARRAY_VTABLE,
 226   JTI_INT_ARRAY_VTABLE,
 227   JTI_LONG_ARRAY_VTABLE,
 228   JTI_FLOAT_ARRAY_VTABLE,
 229   JTI_DOUBLE_ARRAY_VTABLE,
 230   JTI_TYPE_IDENTIFIER_NODE,
 231   JTI_INIT_IDENTIFIER_NODE,
 232   JTI_CLINIT_IDENTIFIER_NODE,
 233   JTI_VOID_SIGNATURE_NODE,
 234   JTI_FINALIZE_IDENTIFIER_NODE,
 235   JTI_THIS_IDENTIFIER_NODE,
 236   JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
 237
 238   JTI_RETURN_ADDRESS_TYPE_NODE,
 239
 240   JTI_LONG_ZERO_NODE,
 241   JTI_FLOAT_ZERO_NODE,
 242   JTI_DOUBLE_ZERO_NODE,
 243   JTI_INTEGER_TWO_NODE,
 244   JTI_INTEGER_FOUR_NODE,
 245
 246   JTI_METHODTABLE_TYPE,
 247   JTI_METHODTABLE_PTR_TYPE,
 248
 249   JTI_UTF8CONST_TYPE,
 250   JTI_UTF8CONST_PTR_TYPE,
 251
 252   JTI_CLASS_TYPE_NODE,
 253   JTI_CLASS_PTR_TYPE,
 254   JTI_FIELD_TYPE_NODE,
 255   JTI_CONSTANTS_TYPE_NODE,
 256   JTI_DTABLE_TYPE,
 257   JTI_DTABLE_PTR_TYPE,
 258   JTI_FIELD_PTR_TYPE_NODE,
 259   JTI_FIELD_INFO_UNION_NODE,
 260   JTI_EXCEPTION_TYPE,
 261   JTI_EXCEPTION_PTR_TYPE,
 262   JTI_LINENUMBERENTRY_TYPE,
 263   JTI_LINENUMBERS_TYPE,
 264   JTI_METHOD_TYPE_NODE,
 265   JTI_METHOD_PTR_TYPE_NODE,
 266   JTI_OTABLE_TYPE,
 267   JTI_OTABLE_PTR_TYPE,
 268   JTI_ATABLE_TYPE,
 269   JTI_ATABLE_PTR_TYPE,
 270   JTI_ITABLE_TYPE,
 271   JTI_ITABLE_PTR_TYPE,
 272   JTI_SYMBOL_TYPE,
 273   JTI_SYMBOLS_ARRAY_TYPE,
 274   JTI_SYMBOLS_ARRAY_PTR_TYPE,
 275   JTI_ASSERTION_ENTRY_TYPE,
 276   JTI_ASSERTION_TABLE_TYPE,
 277
 278   JTI_END_PARAMS_NODE,
 279
 280   JTI_THROW_NODE,
 281   JTI_ALLOC_OBJECT_NODE,
 282   JTI_ALLOC_NO_FINALIZER_NODE,
 283   JTI_SOFT_INSTANCEOF_NODE,
 284   JTI_SOFT_CHECKCAST_NODE,
 285   JTI_SOFT_INITCLASS_NODE,
 286   JTI_SOFT_NEWARRAY_NODE,
 287   JTI_SOFT_ANEWARRAY_NODE,
 288   JTI_SOFT_MULTIANEWARRAY_NODE,
 289   JTI_SOFT_BADARRAYINDEX_NODE,
 290   JTI_SOFT_NULLPOINTER_NODE,
 291   JTI_SOFT_ABSTRACTMETHOD_NODE,
 292   JTI_SOFT_NOSUCHFIELD_NODE,
 293   JTI_SOFT_CHECKARRAYSTORE_NODE,
 294   JTI_SOFT_MONITORENTER_NODE,
 295   JTI_SOFT_MONITOREXIT_NODE,
 296   JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
 297   JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE,
 298   JTI_SOFT_LOOKUPJNIMETHOD_NODE,
 299   JTI_SOFT_GETJNIENVNEWFRAME_NODE,
 300   JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
 301   JTI_SOFT_UNWRAPJNI_NODE,
 302   JTI_SOFT_FMOD_NODE,
 303   JTI_SOFT_IDIV_NODE,
 304   JTI_SOFT_IREM_NODE,
 305   JTI_SOFT_LDIV_NODE,
 306   JTI_SOFT_LREM_NODE,
 307
 308   JTI_ACCESS_FLAGS_TYPE_NODE,
 309
 310   JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
 311
 312   JTI_MAIN_CLASS,
 313   JTI_CURRENT_CLASS,
 314   JTI_OUTPUT_CLASS,
 315
 316   JTI_MAX
 317 };
 318
 319 extern GTY(()) tree java_global_trees[JTI_MAX];
 320
 321 /* "Promoted types" that are used for primitive types smaller
 322    than int.  We could use int_type_node, but then we would lose
 323    type information (such as needed for debugging). */
 324 #define promoted_byte_type_node \
 325   java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
 326 #define promoted_short_type_node \
 327   java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
 328 #define promoted_char_type_node \
 329   java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
 330 #define promoted_boolean_type_node \
 331   java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
 332
 333 #define byte_type_node \
 334   java_global_trees[JTI_BYTE_TYPE_NODE]
 335 #define short_type_node \
 336   java_global_trees[JTI_SHORT_TYPE_NODE]
 337 #define int_type_node \
 338   java_global_trees[JTI_INT_TYPE_NODE]
 339 #define long_type_node \
 340   java_global_trees[JTI_LONG_TYPE_NODE]
 341
 342 #define unsigned_byte_type_node \
 343   java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
 344 #define unsigned_short_type_node \
 345   java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
 346 #define unsigned_int_type_node \
 347   java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
 348 #define unsigned_long_type_node \
 349   java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
 350
 351 #define decimal_int_max \
 352   java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
 353 #define decimal_long_max \
 354   java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
 355
 356 #define object_type_node \
 357   java_global_trees[JTI_OBJECT_TYPE_NODE]
 358 #define unqualified_object_id_node \
 359   java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
 360 #define object_ptr_type_node \
 361   java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
 362 #define string_type_node \
 363   java_global_trees[JTI_STRING_TYPE_NODE]
 364 #define string_ptr_type_node \
 365   java_global_trees[JTI_STRING_PTR_TYPE_NODE]
 366 #define throwable_type_node \
 367   java_global_trees[JTI_THROWABLE_TYPE_NODE]
 368 #define exception_type_node \
 369   java_global_trees[JTI_EXCEPTION_TYPE_NODE]
 370 #define runtime_exception_type_node \
 371   java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
 372 #define error_exception_type_node \
 373   java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
 374 #define rawdata_ptr_type_node \
 375   java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
 376
 377 #define byte_array_type_node \
 378   java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
 379 #define short_array_type_node \
 380   java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
 381 #define int_array_type_node \
 382   java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
 383 #define long_array_type_node \
 384   java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
 385 #define boolean_array_type_node \
 386   java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
 387 #define char_array_type_node \
 388   java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
 389 #define double_array_type_node \
 390   java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
 391 #define float_array_type_node \
 392   java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
 393 #define array_array_type_node \
 394   java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
 395 #define object_array_type_node \
 396   java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
 397 #define string_array_type_node \
 398   java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
 399 #define boolean_array_vtable \
 400   java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
 401 #define byte_array_vtable \
 402   java_global_trees[JTI_BYTE_ARRAY_VTABLE]
 403 #define char_array_vtable \
 404   java_global_trees[JTI_CHAR_ARRAY_VTABLE]
 405 #define short_array_vtable \
 406   java_global_trees[JTI_SHORT_ARRAY_VTABLE]
 407 #define int_array_vtable \
 408   java_global_trees[JTI_INT_ARRAY_VTABLE]
 409 #define long_array_vtable \
 410   java_global_trees[JTI_LONG_ARRAY_VTABLE]
 411 #define float_array_vtable \
 412   java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
 413 #define double_array_vtable \
 414   java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
 415 #define TYPE_identifier_node \
 416   java_global_trees[JTI_TYPE_IDENTIFIER_NODE]      /* "TYPE" */
 417 #define init_identifier_node \
 418   java_global_trees[JTI_INIT_IDENTIFIER_NODE]      /* "<init>" */
 419 #define clinit_identifier_node \
 420   java_global_trees[JTI_CLINIT_IDENTIFIER_NODE]      /* "<clinit>" */
 421 #define void_signature_node \
 422   java_global_trees[JTI_VOID_SIGNATURE_NODE]       /* "()V" */
 423 #define finalize_identifier_node \
 424   java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE]  /* "finalize" */
 425 #define this_identifier_node \
 426   java_global_trees[JTI_THIS_IDENTIFIER_NODE]  /* "this" */
 427 #define one_elt_array_domain_type \
 428   java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
 429 /* The type of the return address of a subroutine. */
 430 #define return_address_type_node \
 431   java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
 432
 433 /* Integer constants not declared in tree.h. */
 434 #define long_zero_node \
 435   java_global_trees[JTI_LONG_ZERO_NODE]
 436 #define float_zero_node \
 437   java_global_trees[JTI_FLOAT_ZERO_NODE]
 438 #define double_zero_node \
 439   java_global_trees[JTI_DOUBLE_ZERO_NODE]
 440 #define integer_two_node \
 441   java_global_trees[JTI_INTEGER_TWO_NODE]
 442 #define integer_four_node \
 443   java_global_trees[JTI_INTEGER_FOUR_NODE]
 444
 445 /* The type for struct methodtable. */
 446 #define methodtable_type \
 447   java_global_trees[JTI_METHODTABLE_TYPE]
 448 #define methodtable_ptr_type \
 449   java_global_trees[JTI_METHODTABLE_PTR_TYPE]
 450
 451 #define utf8const_type \
 452   java_global_trees[JTI_UTF8CONST_TYPE]
 453 #define utf8const_ptr_type \
 454   java_global_trees[JTI_UTF8CONST_PTR_TYPE]
 455
 456 #define class_type_node \
 457   java_global_trees[JTI_CLASS_TYPE_NODE]
 458 #define class_ptr_type \
 459   java_global_trees[JTI_CLASS_PTR_TYPE]
 460 #define field_type_node \
 461   java_global_trees[JTI_FIELD_TYPE_NODE]
 462 #define constants_type_node \
 463   java_global_trees[JTI_CONSTANTS_TYPE_NODE]
 464 #define dtable_type \
 465   java_global_trees[JTI_DTABLE_TYPE]
 466 #define dtable_ptr_type \
 467   java_global_trees[JTI_DTABLE_PTR_TYPE]
 468 #define field_ptr_type_node \
 469   java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
 470 #define field_info_union_node \
 471   java_global_trees[JTI_FIELD_INFO_UNION_NODE]
 472 #define jexception_type \
 473   java_global_trees[JTI_EXCEPTION_TYPE]
 474 #define jexception_ptr_type \
 475   java_global_trees[JTI_EXCEPTION_PTR_TYPE]
 476 #define lineNumberEntry_type \
 477   java_global_trees[JTI_LINENUMBERENTRY_TYPE]
 478 #define lineNumbers_type \
 479   java_global_trees[JTI_LINENUMBERS_TYPE]
 480 #define method_type_node \
 481   java_global_trees[JTI_METHOD_TYPE_NODE]
 482 #define method_ptr_type_node \
 483   java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
 484 #define otable_type \
 485   java_global_trees[JTI_OTABLE_TYPE]
 486 #define atable_type \
 487   java_global_trees[JTI_ATABLE_TYPE]
 488 #define itable_type \
 489   java_global_trees[JTI_ITABLE_TYPE]
 490 #define otable_ptr_type \
 491   java_global_trees[JTI_OTABLE_PTR_TYPE]
 492 #define atable_ptr_type \
 493   java_global_trees[JTI_ATABLE_PTR_TYPE]
 494 #define itable_ptr_type \
 495   java_global_trees[JTI_ITABLE_PTR_TYPE]
 496 #define symbol_type \
 497   java_global_trees[JTI_SYMBOL_TYPE]
 498 #define symbols_array_type \
 499   java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
 500 #define symbols_array_ptr_type \
 501   java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
 502 #define assertion_entry_type \
 503   java_global_trees[JTI_ASSERTION_ENTRY_TYPE]
 504 #define assertion_table_type \
 505   java_global_trees[JTI_ASSERTION_TABLE_TYPE]
 506
 507 #define end_params_node \
 508   java_global_trees[JTI_END_PARAMS_NODE]
 509
 510 /* References to internal libjava functions we use. */
 511 #define throw_node \
 512   java_global_trees[JTI_THROW_NODE]
 513 #define alloc_object_node \
 514   java_global_trees[JTI_ALLOC_OBJECT_NODE]
 515 #define alloc_no_finalizer_node \
 516   java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
 517 #define soft_instanceof_node \
 518   java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
 519 #define soft_checkcast_node \
 520   java_global_trees[JTI_SOFT_CHECKCAST_NODE]
 521 #define soft_initclass_node \
 522   java_global_trees[JTI_SOFT_INITCLASS_NODE]
 523 #define soft_newarray_node \
 524   java_global_trees[JTI_SOFT_NEWARRAY_NODE]
 525 #define soft_anewarray_node \
 526   java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
 527 #define soft_multianewarray_node \
 528   java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
 529 #define soft_badarrayindex_node \
 530   java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
 531 #define soft_nullpointer_node \
 532   java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
 533 #define soft_abstractmethod_node \
 534   java_global_trees[JTI_SOFT_ABSTRACTMETHOD_NODE]
 535 #define soft_nosuchfield_node \
 536   java_global_trees[JTI_SOFT_NOSUCHFIELD_NODE]
 537 #define soft_checkarraystore_node \
 538   java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
 539 #define soft_monitorenter_node \
 540   java_global_trees[JTI_SOFT_MONITORENTER_NODE]
 541 #define soft_monitorexit_node \
 542   java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
 543 #define soft_lookupinterfacemethod_node \
 544   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
 545 #define soft_lookupinterfacemethodbyname_node \
 546   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE]
 547 #define soft_lookupjnimethod_node \
 548   java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
 549 #define soft_getjnienvnewframe_node \
 550   java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
 551 #define soft_jnipopsystemframe_node \
 552   java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
 553 #define soft_unwrapjni_node \
 554   java_global_trees[JTI_SOFT_UNWRAPJNI_NODE]
 555 #define soft_fmod_node \
 556   java_global_trees[JTI_SOFT_FMOD_NODE]
 557 #define soft_idiv_node \
 558   java_global_trees[JTI_SOFT_IDIV_NODE]
 559 #define soft_irem_node \
 560   java_global_trees[JTI_SOFT_IREM_NODE]
 561 #define soft_ldiv_node \
 562   java_global_trees[JTI_SOFT_LDIV_NODE]
 563 #define soft_lrem_node \
 564   java_global_trees[JTI_SOFT_LREM_NODE]
 565
 566 #define access_flags_type_node \
 567   java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
 568
 569 #define nativecode_ptr_array_type_node \
 570   java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
 571
 572 #define nativecode_ptr_type_node ptr_type_node
 573
 574 /* The decl for "_Jv_ResolvePoolEntry".  */
 575 extern GTY(()) tree soft_resolvepoolentry_node;
 576
 577 struct GTY(()) lang_identifier {
 578   struct tree_identifier ignore;
 579   tree global_value;
 580   tree local_value;
 581
 582   /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 583    * the Utf8Const representation of the identifier.  */
 584   tree utf8_ref;
 585 };
 586
 587 /* The resulting tree type.  */
 588 union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
 589        chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
 590
 591   lang_tree_node {
 592   union tree_node GTY ((tag ("0"),
 593                         desc ("tree_node_structure (&%h)")))
 594     generic;
 595   struct lang_identifier GTY ((tag ("1"))) identifier;
 596 };
 597
 598 /* Macros for access to language-specific slots in an identifier.  */
 599 /* Unless specified, each of these slots contains a DECL node or null.  */
 600
 601 /* This represents the value which the identifier has in the
 602    file-scope namespace.  */
 603 #define IDENTIFIER_GLOBAL_VALUE(NODE)   \
 604   (((struct lang_identifier *)(NODE))->global_value)
 605 /* This represents the value which the identifier has in the current
 606    scope.  */
 607 #define IDENTIFIER_LOCAL_VALUE(NODE)    \
 608   (((struct lang_identifier *)(NODE))->local_value)
 609
 610 /* Given an identifier NODE, get the corresponding class.
 611    E.g. IDENTIFIER_CLASS_VALUE(get_identifier ("java.lang.Number"))
 612    is the corresponding RECORD_TYPE. */
 613 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 614
 615 /* Given a signature of a reference (or array) type, or a method, return the
 616    corresponding type (if one has been allocated).
 617    Do not use for primitive types, since they may be ambiguous.
 618    (E.g. is "I" a signature or a class name?) */
 619 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 620
 621 /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 622    the Utf8Const representation of the identifier.  */
 623 #define IDENTIFIER_UTF8_REF(NODE) \
 624   (((struct lang_identifier *)(NODE))->utf8_ref)
 625
 626 #define IDENTIFIER_UTF8_DECL(NODE) \
 627   TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
 628
 629 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
 630    the position in the .class file of the method code.
 631    Specifically, this is the code itself, not the code attribute. */
 632 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
 633 /* Similarly, the length of the bytecode. */
 634 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
 635 /* Similarly, the position of the LineNumberTable attribute. */
 636 #define DECL_LINENUMBERS_OFFSET(DECL) \
 637   (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
 638 /* Similarly, the position of the LocalVariableTable attribute
 639    (following the standard attribute header). */
 640 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
 641   (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
 642
 643 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
 644 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
 645 /* Number of local variable slots needed for the arguments of this function. */
 646 #define DECL_ARG_SLOT_COUNT(DECL) \
 647   (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
 648 /* Source location of end of function. */
 649 #define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
 650 /* List of checked thrown exceptions, as specified with the `throws'
 651    keyword */
 652 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
 653 /* VAR_DECL containing the caught exception object.  */
 654 #define DECL_FUNCTION_EXC_OBJ(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.exc_obj)
 655 /* For each function decl, init_test_table contains a hash table whose
 656    entries are keyed on class names, and whose values are local
 657    boolean decls.  The variables are intended to be TRUE when the
 658    class has been initialized in this function, and FALSE otherwise.  */
 659 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
 660   (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
 661 /* For each static function decl, itc contains a hash table whose
 662    entries are keyed on class named that are definitively initialized
 663    in DECL.  */
 664 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
 665   (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
 666
 667 #define DECL_LOCAL_CNI_METHOD_P(NODE) \
 668     (DECL_LANG_SPECIFIC (NODE)->u.f.local_cni)
 669
 670 /* True when DECL (a field) is Synthetic.  */
 671 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (VAR_OR_FIELD_CHECK (DECL))
 672
 673 /* The slot number for this local variable. */
 674 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
 675   (DECL_LANG_SPECIFIC (NODE)->u.v.slot_number)
 676 /* The start (bytecode) pc for the valid range of this local variable. */
 677 #define DECL_LOCAL_START_PC(NODE)  (DECL_LANG_SPECIFIC (NODE)->u.v.start_pc)
 678 /* The end (bytecode) pc for the valid range of this local variable. */
 679 #define DECL_LOCAL_END_PC(NODE)    (DECL_LANG_SPECIFIC (NODE)->u.v.end_pc)
 680 /* For a VAR_DECL or PARM_DECL, used to chain decls with the same
 681    slot_number in decl_map. */
 682 #define DECL_LOCAL_SLOT_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
 683 /* The class that's the owner of a dynamic binding table.  */
 684 #define DECL_OWNER(NODE)            (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
 685 /* True if NODE is a class final field. */
 686 #define FIELD_ENUM(DECL)            (DECL_LANG_SPECIFIC (DECL)->u.v.field_enum)
 687 /* True if NODE is a variable that is out of scope.  */
 688 #define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
 689     (DECL_LANG_SPECIFIC (NODE)->u.v.freed)
 690 #define LOCAL_SLOT_P(NODE) \
 691     (DECL_LANG_SPECIFIC (NODE)->u.v.local_slot)
 692
 693 #define DECL_CLASS_FIELD_P(NODE) \
 694     (DECL_LANG_SPECIFIC (NODE)->u.v.class_field)
 695 #define DECL_VTABLE_P(NODE) \
 696     (DECL_LANG_SPECIFIC (NODE)->u.v.vtable)
 697
 698 /* Create a DECL_LANG_SPECIFIC if necessary. */
 699 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T)                       \
 700   if (DECL_LANG_SPECIFIC (T) == NULL)                                \
 701     {                                                                \
 702       DECL_LANG_SPECIFIC ((T)) = ggc_cleared_alloc<struct lang_decl> (); \
 703       DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR;                  \
 704     }
 705
 706 /* A ConstantExpression, after folding and name resolution. */
 707 #define CONSTANT_VALUE_P(NODE) \
 708   (TREE_CODE (NODE) == STRING_CST \
 709    || (TREE_CODE (NODE) == INTEGER_CST \
 710        && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
 711    || TREE_CODE (NODE) == REAL_CST)
 712
 713 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
 714 struct GTY(()) lang_decl_func {
 715   /*  tree chain; not yet used. */
 716   long code_offset;
 717   int code_length;
 718   long linenumbers_offset;
 719   long localvariables_offset;
 720   int arg_slots;
 721   int max_locals;
 722   int max_stack;
 723   int arg_slot_count;
 724   source_location last_line;    /* End line number for a function decl */
 725   vec<tree, va_gc> *throws_list;        /* Exception specified by `throws' */
 726   tree exc_obj;                 /* Decl holding the exception object.  */
 727
 728   /* Class initialization test variables  */
 729   htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
 730
 731   /* Initialized (static) Class Table */
 732   htab_t GTY ((param_is (union tree_node))) ict;
 733
 734   unsigned int native : 1;      /* Nonzero if this is a native method  */
 735   unsigned int strictfp : 1;
 736   unsigned int invisible : 1;   /* Set for methods we generate
 737                                    internally but which shouldn't be
 738                                    written to the .class file.  */
 739   unsigned int dummy : 1;
 740   unsigned int local_cni : 1;   /* Decl needs mangle_local_cni_method.  */
 741   unsigned int bridge : 1;      /* Bridge method.  */
 742   unsigned int varargs : 1;     /* Varargs method.  */
 743 };
 744
 745 struct GTY(()) treetreehash_entry {
 746   tree key;
 747   tree value;
 748 };
 749
 750 /* These represent the possible assertion_codes that can be emitted in the
 751    type assertion table.  */
 752 enum
 753 {
 754   JV_ASSERT_END_OF_TABLE = 0,     /* Last entry in table.  */
 755   JV_ASSERT_TYPES_COMPATIBLE = 1, /* Operand A is assignable to Operand B.  */
 756   JV_ASSERT_IS_INSTANTIABLE = 2   /* Operand A is an instantiable class.  */
 757 };
 758
 759 /* Annotation types used in the reflection_data.  See
 760    java.lang.Class.getDeclaredAnnotations() in the runtime library for
 761    an example of how these are used.  */
 762
 763 typedef enum
 764 {
 765   JV_CLASS_ATTR,
 766   JV_METHOD_ATTR,
 767   JV_FIELD_ATTR,
 768   JV_DONE_ATTR
 769 } jv_attr_type;
 770
 771 typedef enum
 772 {
 773   JV_INNER_CLASSES_KIND,
 774   JV_ENCLOSING_METHOD_KIND,
 775   JV_SIGNATURE_KIND,
 776   JV_ANNOTATIONS_KIND,
 777   JV_PARAMETER_ANNOTATIONS_KIND,
 778   JV_ANNOTATION_DEFAULT_KIND
 779 } jv_attr_kind;
 780
 781 typedef struct GTY(()) type_assertion {
 782   int assertion_code; /* 'opcode' for the type of this assertion. */
 783   tree op1;           /* First operand. */
 784   tree op2;           /* Second operand. */
 785 } type_assertion;
 786
 787 extern tree java_treetreehash_find (htab_t, tree);
 788 extern tree * java_treetreehash_new (htab_t, tree);
 789 extern htab_t java_treetreehash_create (size_t size);
 790
 791 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
 792    (access methods on outer class fields) and final fields. */
 793 struct GTY(()) lang_decl_var {
 794   int slot_number;
 795   int start_pc;
 796   int end_pc;
 797   tree slot_chain;
 798   tree owner;
 799   unsigned int freed : 1;               /* Decl is no longer in scope.  */
 800   unsigned int local_slot : 1;  /* Decl is a temporary in the stack frame.  */
 801   unsigned int class_field : 1; /* Decl needs mangle_class_field.  */
 802   unsigned int vtable : 1;      /* Decl needs mangle_vtable.  */
 803   unsigned int field_enum:1;    /* Field is an enum.  */
 804 };
 805
 806 /* This is what 'lang_decl' really points to.  */
 807
 808 enum lang_decl_desc {LANG_DECL_FUNC, LANG_DECL_VAR};
 809
 810 struct GTY(()) lang_decl {
 811   enum lang_decl_desc desc;
 812   union lang_decl_u
 813     {
 814       struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
 815       struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
 816     } GTY ((desc ("%0.desc"))) u;
 817 };
 818
 819 /* Macro to access fields in `struct lang_type'.  */
 820
 821 #define TYPE_SIGNATURE(T)       (TYPE_LANG_SPECIFIC (T)->signature)
 822 #define TYPE_JCF(T)             (TYPE_LANG_SPECIFIC (T)->jcf)
 823 #define TYPE_CPOOL(T)           (TYPE_LANG_SPECIFIC (T)->cpool)
 824 #define TYPE_CPOOL_DATA_REF(T)  (TYPE_LANG_SPECIFIC (T)->cpool_data_ref)
 825 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
 826   if (TYPE_LANG_SPECIFIC ((T)) == NULL)         \
 827      TYPE_LANG_SPECIFIC ((T)) = ggc_cleared_alloc<struct lang_type> ();
 828
 829 #define TYPE_DUMMY(T)           (TYPE_LANG_SPECIFIC(T)->dummy_class)
 830
 831 #define TYPE_PACKAGE_LIST(T)     (TYPE_LANG_SPECIFIC (T)->package_list)
 832 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->pic)
 833 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->poic)
 834 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC (T)->strictfp)
 835 #define TYPE_ENUM(T)            (TYPE_LANG_SPECIFIC (T)->enum_class)
 836 #define TYPE_SYNTHETIC(T)       (TYPE_LANG_SPECIFIC (T)->synthetic)
 837 #define TYPE_ANNOTATION(T)      (TYPE_LANG_SPECIFIC (T)->annotation)
 838
 839 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->assertions)
 840
 841 #define TYPE_ATABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->atable_methods)
 842 #define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_syms_decl)
 843 #define TYPE_ATABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->atable_decl)
 844
 845 #define TYPE_OTABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->otable_methods)
 846 #define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
 847 #define TYPE_OTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->otable_decl)
 848
 849 #define TYPE_ITABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->itable_methods)
 850 #define TYPE_ITABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_syms_decl)
 851 #define TYPE_ITABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->itable_decl)
 852
 853 #define TYPE_CTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->ctable_decl)
 854 #define TYPE_CATCH_CLASSES(T)    (TYPE_LANG_SPECIFIC (T)->catch_classes)
 855
 856 #define TYPE_TO_RUNTIME_MAP(T)   (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
 857 #define TYPE_ASSERTIONS(T)       (TYPE_LANG_SPECIFIC (T)->type_assertions)
 858 #define TYPE_PACKAGE(T)          (TYPE_LANG_SPECIFIC (T)->package)
 859
 860 #define TYPE_REFLECTION_DATA(T)  (TYPE_LANG_SPECIFIC (T)->reflection_data)
 861 #define TYPE_REFLECTION_DATASIZE(T)                                     \
 862                                 (TYPE_LANG_SPECIFIC (T)->reflection_datasize)
 863
 864 typedef struct GTY(()) method_entry_d {
 865   tree method;
 866   tree special;
 867 } method_entry;
 868
 869
 870 struct GTY(()) lang_type {
 871   tree signature;
 872   struct JCF *jcf;
 873   struct CPool *cpool;
 874   tree cpool_data_ref;          /* Cached */
 875   tree package_list;            /* List of package names, progressive */
 876
 877   vec<method_entry, va_gc> *otable_methods; /* List of static decls referred
 878                                            to by this class.  */
 879   tree otable_decl;             /* The static address table.  */
 880   tree otable_syms_decl;
 881
 882   vec<method_entry, va_gc> *atable_methods; /* List of abstract methods
 883                                            referred to by this class.  */
 884   tree atable_decl;             /* The static address table.  */
 885   tree atable_syms_decl;
 886
 887   vec<method_entry, va_gc> *itable_methods; /* List of interface methods
 888                                            referred to by this class.  */
 889   tree itable_decl;             /* The interfaces table.  */
 890   tree itable_syms_decl;
 891
 892   tree ctable_decl;             /* The table of classes for the runtime
 893                                    type matcher.  */
 894   vec<constructor_elt, va_gc> *catch_classes;
 895
 896   htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
 897                                 /* The mapping of classes to exception region
 898                                    markers.  */
 899
 900   htab_t GTY ((param_is (struct type_assertion))) type_assertions;
 901                                 /* Table of type assertions to be evaluated
 902                                    by the runtime when this class is loaded. */
 903
 904   tree package;                 /* IDENTIFIER_NODE for package this class is
 905                                    a member of.  */
 906
 907   unsigned char* GTY((skip)) reflection_data;   /* The raw reflection
 908                                                    data for this
 909                                                    class.  */
 910   long reflection_datasize;     /* The size of the raw reflection data
 911                                    for this class, in bytes.  */
 912
 913   unsigned pic:1;               /* Private Inner Class. */
 914   unsigned poic:1;              /* Protected Inner Class. */
 915   unsigned strictfp:1;          /* `strictfp' class.  */
 916   unsigned assertions:1;        /* Any method uses `assert'.  */
 917   unsigned dummy_class:1;       /* Not a real class, just a placeholder.  */
 918   unsigned enum_class:1;        /* Class is an enum type.  */
 919   unsigned synthetic:1;         /* Class is synthetic.  */
 920   unsigned annotation:1;        /* Class is an annotation type.  */
 921 };
 922
 923 #define JCF_u4 unsigned long
 924 #define JCF_u2 unsigned short
 925
 926 /* Possible values to pass to lookup_argument_method_generic.  */
 927 #define SEARCH_INTERFACE      1
 928 #define SEARCH_SUPER          2
 929 #define SEARCH_VISIBLE        4
 930
 931 /* Defined in java-except.h  */
 932 struct eh_range;
 933
 934 extern void java_parse_file (void);
 935 extern tree java_type_for_mode (enum machine_mode, int);
 936 extern tree java_type_for_size (unsigned int, int);
 937 extern tree java_truthvalue_conversion (tree);
 938 extern void add_assume_compiled (const char *, int);
 939 extern void add_enable_assert (const char *, int);
 940 extern bool enable_assertions (tree);
 941 extern tree lookup_class (tree);
 942 extern tree lookup_java_constructor (tree, tree);
 943 extern tree lookup_java_method (tree, tree, tree);
 944 extern tree lookup_argument_method (tree, tree, tree);
 945 extern tree lookup_argument_method_generic (tree, tree, tree, int);
 946 extern int has_method (tree, tree);
 947 extern tree promote_type (tree);
 948 extern tree get_constant (struct JCF*, int);
 949 extern tree get_name_constant (struct JCF*, int);
 950 extern tree get_class_constant (struct JCF*, int);
 951 extern tree parse_signature (struct JCF *jcf, int sig_index);
 952 extern tree add_field (tree, tree, tree, int);
 953 extern tree add_method (tree, int, tree, tree);
 954 extern tree add_method_1 (tree, int, tree, tree);
 955 extern void java_hide_decl (tree);
 956 extern tree make_class (void);
 957 extern tree push_class (tree, tree);
 958 extern tree unmangle_classname (const char *name, int name_length);
 959 extern tree parse_signature_string (const unsigned char *, int);
 960 extern tree get_type_from_signature (tree);
 961 extern void layout_class (tree);
 962 extern int get_interface_method_index (tree, tree);
 963 extern tree layout_class_method (tree, tree, tree, tree);
 964 extern void layout_class_methods (tree);
 965 extern void cache_this_class_ref (tree);
 966 extern void uncache_this_class_ref (tree);
 967 extern tree build_class_ref (tree);
 968 extern tree build_dtable_decl (tree);
 969 extern tree build_internal_class_name (tree);
 970 extern tree build_constants_constructor (void);
 971 extern tree build_constant_data_ref (bool);
 972 extern tree build_ref_from_constant_pool (int);
 973 extern tree build_utf8_ref (tree);
 974 extern tree ident_subst (const char *, int, const char *, int, int,
 975                          const char *);
 976 extern tree identifier_subst (const tree, const char *, int, int,
 977                               const char *);
 978 extern bool global_bindings_p (void);
 979 extern tree getdecls (void);
 980 extern void pushlevel (int);
 981 extern tree poplevel (int,int, int);
 982 extern tree pushdecl (tree);
 983 extern void java_init_decl_processing (void);
 984 extern void java_dup_lang_specific_decl (tree);
 985 extern tree build_java_signature (tree);
 986 extern tree build_java_argument_signature (tree);
 987 extern void set_java_signature (tree, tree);
 988 extern tree build_static_field_ref (tree);
 989 extern tree build_address_of (tree);
 990 extern tree find_local_variable (int index, tree type, int pc);
 991 extern tree find_stack_slot (int index, tree type);
 992 extern tree build_prim_array_type (tree, HOST_WIDE_INT);
 993 extern tree build_java_array_type (tree, HOST_WIDE_INT);
 994 extern int is_compiled_class (tree);
 995 extern tree mangled_classname (const char *, tree);
 996 extern tree lookup_label (int);
 997 extern tree pop_type_0 (tree, char **);
 998 extern tree pop_type (tree);
 999 extern tree decode_newarray_type (int);
1000 extern tree lookup_field (tree *, tree);
1001 extern int is_array_type_p (tree);
1002 extern HOST_WIDE_INT java_array_type_length (tree);
1003 extern int read_class (tree);
1004 extern void load_class (tree, int);
1005
1006 extern tree check_for_builtin (tree, tree);
1007 extern void initialize_builtins (void);
1008
1009 extern tree lookup_name (tree);
1010 extern bool special_method_p (tree);
1011 extern void maybe_rewrite_invocation (tree *, vec<tree, va_gc> **, tree *,
1012                                       tree *);
1013 extern tree build_known_method_ref (tree, tree, tree, tree, vec<tree, va_gc> *,
1014                                     tree);
1015 extern tree build_class_init (tree, tree);
1016 extern int attach_init_test_initialization_flags (void **, void *);
1017 extern tree build_invokevirtual (tree, tree, tree);
1018 extern tree build_invokeinterface (tree, tree);
1019 extern tree build_jni_stub (tree);
1020 extern tree invoke_build_dtable (int, vec<tree, va_gc> *);
1021 extern tree build_field_ref (tree, tree, tree);
1022 extern tree java_modify_addr_for_volatile (tree);
1023 extern void pushdecl_force_head (tree);
1024 extern tree build_java_binop (enum tree_code, tree, tree, tree);
1025 extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1026 extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1027 extern tree build_java_arrayaccess (tree, tree, tree);
1028 extern tree build_java_arraystore_check (tree, tree);
1029 extern tree build_newarray (int, tree);
1030 extern tree build_anewarray (tree, tree);
1031 extern tree build_new_array (tree, tree);
1032 extern tree build_java_array_length_access (tree);
1033 extern tree build_java_indirect_ref (tree, tree, int);
1034 extern tree java_check_reference (tree, int);
1035 extern tree build_get_class (tree);
1036 extern tree build_instanceof (tree, tree);
1037 extern tree create_label_decl (tree);
1038 extern tree prepare_eh_table_type (tree);
1039 extern void java_expand_catch_classes (tree);
1040 extern tree build_exception_object_ref (tree);
1041 extern tree generate_name (void);
1042 extern const char *lang_printable_name (tree, int);
1043 extern tree maybe_add_interface (tree, tree);
1044 extern void set_super_info (int, tree, tree, int);
1045 extern void set_class_decl_access_flags (int, tree);
1046 extern int get_access_flags_from_decl (tree);
1047 extern int interface_of_p (tree, tree);
1048 extern int inherits_from_p (tree, tree);
1049 extern int common_enclosing_context_p (tree, tree);
1050 extern int common_enclosing_instance_p (tree, tree);
1051 extern int enclosing_context_p (tree, tree);
1052 extern tree build_result_decl (tree);
1053 extern void set_method_index (tree decl, tree method_index);
1054 extern tree get_method_index (tree decl);
1055 extern void make_class_data (tree);
1056 extern int alloc_name_constant (int, tree);
1057 extern int alloc_constant_fieldref (tree, tree);
1058 extern void emit_register_classes (tree *);
1059 extern tree emit_symbol_table (tree, tree, vec<method_entry, va_gc> *,
1060                                tree, tree, int);
1061 extern void lang_init_source (int);
1062 extern void write_classfile (tree);
1063 extern char *print_int_node (tree);
1064 extern void finish_class (void);
1065 extern void check_for_initialization (tree, tree);
1066 extern struct CPool *cpool_for_class (tree);
1067 extern int find_class_or_string_constant (struct CPool *, int, tree);
1068
1069 extern tree pushdecl_top_level (tree);
1070 extern tree pushdecl_function_level (tree);
1071 extern tree java_replace_references (tree *, int *, void *);
1072 extern int alloc_class_constant (tree);
1073 extern void init_expr_processing (void);
1074 extern void push_super_field (tree, tree);
1075 extern void init_class_processing (void);
1076 extern void add_type_assertion (tree, int, tree, tree);
1077 extern int can_widen_reference_to (tree, tree);
1078 extern int class_depth (tree);
1079 extern int verify_jvm_instructions_new (struct JCF *, const unsigned char *,
1080                                         long);
1081 extern void maybe_pushlevels (int);
1082 extern void maybe_poplevels (int);
1083 extern void force_poplevels (int);
1084 extern int process_jvm_instruction (int, const unsigned char *, long);
1085 extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1086 extern void set_local_type (int, tree);
1087 extern int merge_type_state (tree);
1088 extern int push_type_0 (tree);
1089 extern void push_type (tree);
1090 extern void add_interface (tree, tree);
1091 extern tree java_create_object (tree);
1092 extern int verify_constant_pool (struct JCF *);
1093 extern void start_java_method (tree);
1094 extern void end_java_method (void);
1095 extern void give_name_to_locals (struct JCF *);
1096 extern void note_instructions (struct JCF *, tree);
1097 extern void expand_byte_code (struct JCF *, tree);
1098 extern int open_in_zip (struct JCF *, const char *, const char *, int);
1099 extern void set_constant_value (tree, tree);
1100 #ifdef jword
1101 extern int find_constant1 (struct CPool *, int, jword);
1102 extern int find_constant2 (struct CPool *, int, jword, jword);
1103 #endif
1104 extern int find_utf8_constant (struct CPool *, tree);
1105 extern int find_string_constant (struct CPool *, tree);
1106 extern int find_class_constant (struct CPool *, tree);
1107 extern int find_fieldref_index (struct CPool *, tree);
1108 extern int find_methodref_index (struct CPool *, tree);
1109 extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1110 extern void write_constant_pool (struct CPool *, unsigned char *, int);
1111 extern int count_constant_pool_bytes (struct CPool *);
1112 extern int encode_newarray_type (tree);
1113 #ifdef uint64
1114 extern void format_int (char *, jlong, int);
1115 extern void format_uint (char *, uint64, int);
1116 #endif
1117 extern void jcf_trim_old_input (struct JCF *);
1118 #ifdef BUFSIZ
1119 extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1120 extern void jcf_print_char (FILE *, int);
1121 extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int,
1122                                     int, int);
1123 extern const char* open_class (const char *, struct JCF *, int, const char *);
1124 #endif
1125 extern void java_debug_context (void);
1126 extern void safe_layout_class (tree);
1127
1128 extern tree get_boehm_type_descriptor (tree);
1129 extern bool uses_jv_markobj_p (tree);
1130 extern bool class_has_finalize_method (tree);
1131 extern void java_check_methods (tree);
1132
1133 extern void java_mangle_decl (tree);
1134 extern tree java_mangle_class_field (struct obstack *, tree);
1135 extern tree java_mangle_vtable (struct obstack *, tree);
1136 extern tree java_mangle_resource_name (const char *);
1137 extern void append_gpp_mangled_name (const char *, int);
1138
1139 extern void add_predefined_file (tree);
1140 extern int predefined_filename_p (tree);
1141
1142 extern tree decl_constant_value (tree);
1143
1144 extern void java_mark_class_local (tree);
1145
1146 extern void java_inlining_merge_static_initializers (tree, void *);
1147 extern void java_inlining_map_static_initializers (tree, void *);
1148
1149 extern void compile_resource_data (const char *name, const char *buffer, int);
1150 extern void compile_resource_file (const char *, const char *);
1151 extern void write_resource_constructor (tree *);
1152 extern tree build_java_empty_stmt (void);
1153 extern tree add_stmt_to_compound (tree, tree, tree);
1154 extern tree java_add_stmt (tree);
1155 extern tree java_add_local_var (tree decl);
1156 extern tree *get_stmts (void);
1157 extern void register_exception_range(struct eh_range *, int, int);
1158
1159 extern void finish_method (tree);
1160 extern void java_expand_body (tree);
1161
1162 extern int get_symbol_table_index (tree, tree, vec<method_entry, va_gc> **);
1163
1164 extern tree make_catch_class_record (tree, tree);
1165 extern tree emit_catch_table (tree);
1166
1167 extern void gen_indirect_dispatch_tables (tree type);
1168 extern int split_qualified_name (tree *left, tree *right, tree source);
1169 extern int in_same_package (tree, tree);
1170
1171 extern void java_read_sourcefilenames (const char *fsource_filename);
1172
1173 extern void rewrite_reflection_indexes (void *);
1174
1175 int cxx_keyword_p (const char *name, int length);
1176
1177 extern GTY(()) vec<tree, va_gc> *pending_static_fields;
1178
1179 extern void java_write_globals (void);
1180
1181 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1182
1183 /* Access flags etc for a method (a FUNCTION_DECL): */
1184
1185 #define METHOD_DUMMY(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.dummy)
1186
1187 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
1188 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
1189 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
1190 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (FUNCTION_DECL_CHECK (DECL))
1191 #define METHOD_FINAL(DECL) DECL_FINAL (FUNCTION_DECL_CHECK (DECL))
1192 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (FUNCTION_DECL_CHECK (DECL))
1193 #define METHOD_NATIVE(DECL) \
1194   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.native)
1195 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (DECL))
1196 #define METHOD_STRICTFP(DECL) \
1197   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.strictfp)
1198 #define METHOD_INVISIBLE(DECL) \
1199   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.invisible)
1200 #define METHOD_BRIDGE(DECL) \
1201   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.bridge)
1202 #define METHOD_VARARGS(DECL) \
1203   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.varargs)
1204
1205 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1206
1207 /* Other predicates on method decls  */
1208
1209 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7 (FUNCTION_DECL_CHECK (DECL))
1210
1211 #define DECL_INIT_P(DECL)   (ID_INIT_P (DECL_NAME (DECL)))
1212 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1213
1214 /* Predicates on method identifiers. Kept close to other macros using
1215    them  */
1216 #define ID_INIT_P(ID)   ((ID) == init_identifier_node)
1217 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1218
1219 /* Access flags etc for variable/field (FIELD_DECL, VAR_DECL, or PARM_DECL): */
1220
1221 #define FIELD_PRIVATE(DECL)     TREE_PRIVATE (VAR_OR_FIELD_CHECK (DECL))
1222 #define FIELD_PROTECTED(DECL)   TREE_PROTECTED (VAR_OR_FIELD_CHECK (DECL))
1223 #define FIELD_PUBLIC(DECL)      DECL_LANG_FLAG_1 (VAR_OR_FIELD_CHECK (DECL))
1224 #define FIELD_STATIC(DECL)      TREE_STATIC (VAR_OR_FIELD_CHECK (DECL))
1225 #define FIELD_FINAL(DECL)       DECL_FINAL (VAR_OR_FIELD_CHECK (DECL))
1226 #define FIELD_VOLATILE(DECL)    DECL_LANG_FLAG_4 (VAR_OR_FIELD_CHECK (DECL))
1227 #define FIELD_TRANSIENT(DECL)   DECL_LANG_FLAG_5 (VAR_OR_FIELD_CHECK (DECL))
1228
1229 /* Access flags etc for a class (a TYPE_DECL): */
1230
1231 #define CLASS_PUBLIC(DECL)      DECL_LANG_FLAG_1 (TYPE_DECL_CHECK (DECL))
1232 #define CLASS_FINAL(DECL)       DECL_FINAL (TYPE_DECL_CHECK (DECL))
1233 #define CLASS_INTERFACE(DECL)   DECL_LANG_FLAG_4 (TYPE_DECL_CHECK (DECL))
1234 #define CLASS_ABSTRACT(DECL)    DECL_LANG_FLAG_5 (TYPE_DECL_CHECK (DECL))
1235 #define CLASS_SUPER(DECL)       DECL_LANG_FLAG_6 (TYPE_DECL_CHECK (DECL))
1236 #define CLASS_STATIC(DECL)      DECL_LANG_FLAG_7 (TYPE_DECL_CHECK (DECL))
1237 #define CLASS_PRIVATE(DECL)     (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1238 #define CLASS_PROTECTED(DECL)   (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1239 #define CLASS_STRICTFP(DECL)    (TYPE_STRICTFP (TREE_TYPE (DECL)))
1240 #define CLASS_ENUM(DECL)        (TYPE_ENUM (TREE_TYPE (DECL)))
1241 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1242 #define CLASS_SYNTHETIC(DECL)   (TYPE_SYNTHETIC (TREE_TYPE (DECL)))
1243 #define CLASS_ANNOTATION(DECL)  (TYPE_ANNOTATION (TREE_TYPE (DECL)))
1244
1245 /* @deprecated marker flag on methods, fields and classes */
1246
1247 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1248 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1249 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1250 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1251
1252 /* The number of virtual methods in this class's dispatch table.
1253    Does not include initial two dummy entries (one points to the
1254    Class object, and the other is for G++ -fvtable-thunks compatibility). */
1255 #define TYPE_NVIRTUALS(TYPE) BINFO_VIRTUALS (TYPE_BINFO (TYPE))
1256
1257 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1258    virtual methods. */
1259 #define TYPE_VTABLE(TYPE) BINFO_VTABLE(TYPE_BINFO (TYPE))
1260
1261 /* Use CLASS_LOADED_P? FIXME */
1262 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1263
1264 /* A vector used to track type states for the current method.  */
1265 extern vec<tree, va_gc> *type_states;
1266
1267 /* This maps a bytecode offset (PC) to various flags,
1268    listed below (starting with BCODE_). */
1269 extern char *instruction_bits;
1270
1271 /* True iff the byte is the start of an instruction. */
1272 #define BCODE_INSTRUCTION_START 1
1273
1274 /* True iff there is a jump or a return to this location. */
1275 #define BCODE_JUMP_TARGET 2
1276
1277 /* True iff this is the start of an exception handler. */
1278 #define BCODE_EXCEPTION_TARGET 16
1279
1280 /* True iff there is a jump to this location (and it needs a label). */
1281 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1282
1283 /* True iff there is an entry in the linenumber table for this location. */
1284 #define BCODE_HAS_LINENUMBER 32
1285
1286 /* True iff there is more than one entry in the linenumber table for
1287    this location.  (This probably does not make much sense.)  */
1288 #define BCODE_HAS_MULTI_LINENUMBERS 64
1289
1290 /* True if this instruction has been verified. */
1291 #define BCODE_VERIFIED 8
1292
1293 /* A pointer to the line number table of the current method. */
1294 extern const unsigned char *linenumber_table;
1295 /* The length (in items) of the line number table. */
1296 extern int linenumber_count;
1297
1298 /* In type_map, means the second half of a 64-bit double or long. */
1299 #define TYPE_SECOND void_type_node
1300
1301 /* In type_map, means the null type (i.e. type of a null reference). */
1302 #define TYPE_NULL ptr_type_node
1303
1304 /* In a type map means the type the address subroutine return address. */
1305 #define TYPE_RETURN_ADDR return_address_type_node
1306
1307 /* A array mapping variable/stack slot index to the type current
1308    in that variable/stack slot.
1309    TYPE_SECOND and TYPE_NULL are special cases. */
1310 extern tree *type_map;
1311
1312 /* Map a stack index to the type currently in that slot. */
1313 #define stack_type_map (type_map + DECL_MAX_LOCALS (current_function_decl))
1314
1315 /* True iff TYPE takes two variable/stack slots. */
1316 #define TYPE_IS_WIDE(TYPE) \
1317   ((TYPE) == double_type_node || (TYPE) == long_type_node)
1318
1319 /* True iff TYPE is a Java array type. */
1320 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1321
1322 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1323 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1324
1325 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1326 #define TYPE_ARGUMENT_SIGNATURE(TYPE) \
1327   (TYPE_MINVAL (TREE_CHECK2 (TYPE, FUNCTION_TYPE, METHOD_TYPE)))
1328
1329 /* Given an array type, give the type of the elements. */
1330 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1331 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE (ATYPE)
1332
1333 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1334    (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1335 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1336                               && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1337
1338 /* True if class TYPE has been parsed (first pass). */
1339 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1340
1341 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1342 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1343
1344 /* True if class TYPE was requested (on command line) to be compiled.*/
1345 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) TYPE_LANG_FLAG_5 (TYPE)
1346
1347 /* True if class TYPE is currently being laid out. Helps in detection
1348    of inheritance cycle occurring as a side effect of performing the
1349    layout of a class.  */
1350 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1351
1352 /* True if ID is a qualified named (contains . or /) */
1353 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1354
1355 /* True if ID is a command-line specified filename */
1356 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1357
1358 /* True if filename ID has already been parsed */
1359 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1360
1361 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1362    feature a finalizer method. */
1363 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1364
1365 /* True if NODE belongs to an inner class TYPE_DECL node.
1366    Verifies that NODE as the attributes of a decl.  */
1367 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE  \
1368                                   && DECL_CONTEXT (NODE))
1369
1370 /* True if NODE belongs to an inner class RECORD_TYPE node. Checks
1371    that TYPE_NAME bears a decl. An array type wouldn't.  */
1372 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1373                                   && DECL_CONTEXT (TYPE_NAME (NODE)))
1374
1375 /* True if the class type NODE was declared in an inner scope and is
1376    not a toplevel class */
1377 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1378   (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1379
1380 /* True if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class.  */
1381 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ?                  \
1382                              INNER_CLASS_DECL_P (NODE) :                      \
1383                              (TREE_CODE (NODE) == RECORD_TYPE ?               \
1384                               INNER_CLASS_TYPE_P (NODE) :                     \
1385                               (abort (), 0)))
1386
1387 /* On a TYPE_DECL, hold the list of inner classes defined within the
1388    scope of TYPE_DECL.  */
1389 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (TYPE_DECL_CHECK (NODE))
1390
1391 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1392    The field has name NAME (a char*), a type FTYPE, and a location of LOC.
1393    Unless this is the first field, FIELD most hold the previous field.
1394    FIELD is set to the newly created FIELD_DECL.
1395
1396    We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1397    if compiling java.lang.Object or java.lang.Class. */
1398
1399 #define PUSH_FIELD(LOC, RTYPE, FIELD, NAME, FTYPE) \
1400 { tree _field = build_decl (LOC, FIELD_DECL, get_identifier ((NAME)), (FTYPE)); \
1401   if (TYPE_FIELDS (RTYPE) == NULL_TREE) \
1402     TYPE_FIELDS (RTYPE) = _field;       \
1403   else                                  \
1404     DECL_CHAIN(FIELD) = _field;         \
1405   DECL_CONTEXT (_field) = (RTYPE);      \
1406   DECL_ARTIFICIAL (_field) = 1;         \
1407   FIELD = _field; }
1408
1409 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1410
1411 /* Start building a RECORD_TYPE constructor's elements in V.  The
1412    constructor will have type CTYPE.  */
1413 #define START_RECORD_CONSTRUCTOR(V, CTYPE) \
1414   do \
1415     { \
1416       vec_alloc (V, 0); \
1417       CONSTRUCTOR_APPEND_ELT (V, TYPE_FIELDS (CTYPE), NULL); \
1418     } \
1419   while (0)
1420
1421 /* Append a field initializer to V for the dummy field for the inherited
1422    fields.  The dummy field has the given VALUE, and the same type as the
1423    super-class.   Must be specified before calls to PUSH_FIELD_VALUE. */
1424 #define PUSH_SUPER_VALUE(V, VALUE) \
1425   do \
1426     { \
1427       constructor_elt *_elt___ = &(V)->last (); \
1428       tree _next___ = DECL_CHAIN (_elt___->index); \
1429       gcc_assert (!DECL_NAME (_elt___->index)); \
1430       _elt___->value = VALUE; \
1431       CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1432     } \
1433   while (0)
1434
1435 /* Append a field initializer to V for a field with the given VALUE.
1436    NAME is a char* string used for error checking;
1437    the initializer must be specified in order. */
1438 #define PUSH_FIELD_VALUE(V, NAME, VALUE)                                \
1439   do \
1440     { \
1441       constructor_elt *_elt___ = &(V)->last (); \
1442       tree _next___ = DECL_CHAIN (_elt___->index); \
1443       gcc_assert (strcmp (IDENTIFIER_POINTER (DECL_NAME (_elt___->index)), \
1444                           NAME) == 0); \
1445       _elt___->value = VALUE; \
1446       CONSTRUCTOR_APPEND_ELT (V, _next___, NULL); \
1447     } \
1448   while (0)
1449
1450 /* Finish creating a record CONSTRUCTOR CONS with type CTYPE and elements V.  */
1451 #define FINISH_RECORD_CONSTRUCTOR(CONS, V, CTYPE)        \
1452   do \
1453     { \
1454       V->pop (); \
1455       CONS = build_constructor (CTYPE, V); \
1456       TREE_CONSTANT (CONS) = 0; \
1457     } \
1458   while (0)
1459
1460 #define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
1461 #define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
1462
1463 #define BUILD_MONITOR_ENTER(WHERE, ARG)                                 \
1464   {                                                                     \
1465     (WHERE) = build_call_nary (int_type_node,                           \
1466                                build_address_of (soft_monitorenter_node), \
1467                                1, (ARG));                               \
1468     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1469   }
1470
1471 #define BUILD_MONITOR_EXIT(WHERE, ARG)                                  \
1472   {                                                                     \
1473     (WHERE) = build_call_nary (int_type_node,                           \
1474                                build_address_of (soft_monitorexit_node), \
1475                                1, (ARG));                               \
1476     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1477   }
1478
1479 /* True when we can perform static class initialization optimization */
1480 #define STATIC_CLASS_INIT_OPT_P() \
1481   (flag_optimize_sci && (optimize >= 2))
1482
1483 /* These are the possible values for the `state' field of the class
1484    structure.  This must be kept in sync with libgcj.  */
1485 enum
1486 {
1487   JV_STATE_NOTHING = 0,         /* Set by compiler.  */
1488
1489   JV_STATE_PRELOADING = 1,      /* Can do _Jv_FindClass.  */
1490   JV_STATE_LOADING = 3,         /* Has super installed.  */
1491   JV_STATE_READ = 4,            /* Has been completely defined.  */
1492   JV_STATE_LOADED = 5,          /* Has Miranda methods defined.  */
1493
1494   JV_STATE_COMPILED = 6,        /* This was a compiled class.  */
1495
1496   JV_STATE_PREPARED = 7,        /* Layout & static init done.  */
1497   JV_STATE_LINKED = 9,          /* Strings interned.  */
1498
1499   JV_STATE_IN_PROGRESS = 10,    /* <Clinit> running.  */
1500   JV_STATE_ERROR = 12,
1501
1502   JV_STATE_DONE = 14            /* Must be last.  */
1503 };
1504
1505 #undef DEBUG_JAVA_BINDING_LEVELS
1506
1507 extern void java_genericize (tree);
1508 extern int java_gimplify_expr (tree *, gimple_seq *, gimple_seq *);
1509
1510 extern FILE *finput;
1511
1512 #endif /* ! GCC_JAVA_TREE_H */