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