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 /* Java language-specific tree codes.  */
  34 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
  35 enum java_tree_code {
  36   __DUMMY = LAST_AND_UNUSED_TREE_CODE,
  37 #include "java-tree.def"
  38   LAST_JAVA_TREE_CODE
  39 };
  40 #undef DEFTREECODE
  41
  42 struct JCF;
  43
  44 /* Usage of TREE_LANG_FLAG_?:
  45    2: QUALIFIED_P (in IDENTIFIER_NODE)
  46       CLASS_FILE_P (in a TRANSLATION_UNIT_DECL in current_file_list)
  47    3: HAS_FINALIZER (in RECORD_TYPE)
  48    4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE)
  49       IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF)
  50    5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE)
  51
  52    Usage of TYPE_LANG_FLAG_?:
  53    1: TYPE_ARRAY_P (in RECORD_TYPE).
  54    2: CLASS_PARSED_P (in RECORD_TYPE).
  55    4: CLASS_P (in RECORD_TYPE).
  56    5: CLASS_FROM_CURRENTLY_COMPILED_P (in RECORD_TYPE)
  57    6: CLASS_BEING_LAIDOUT (in RECORD_TYPE)
  58
  59    Usage of DECL_LANG_FLAG_?:
  60    0: METHOD_DEPRECATED (in FUNCTION_DECL).
  61       FIELD_DEPRECATED (in FIELD_DECL).
  62       CLASS_DEPRECATED (in TYPE_DECL).
  63    1: METHOD_PUBLIC (in FUNCTION_DECL).
  64       FIELD_PUBLIC (in FIELD_DECL).
  65       CLASS_PUBLIC (in TYPE_DECL).
  66    2: METHOD_STATIC (in FUNCTION_DECL).
  67       (But note that FIELD_STATIC uses TREE_STATIC!)
  68       FIELD_SYNTHETIC (in FIELD_DECL)
  69       CLASS_COMPLETE_P (in TYPE_DECL)
  70    3: METHOD_FINAL (in FUNCTION_DECL)
  71       FIELD_FINAL (in FIELD_DECL)
  72       CLASS_FINAL (in TYPE_DECL)
  73       DECL_FINAL (in any decl)
  74    4: METHOD_SYNCHRONIZED (in FUNCTION_DECL).
  75       CLASS_INTERFACE (in TYPE_DECL)
  76       FIELD_VOLATILE (int FIELD_DECL)
  77    5: METHOD_ABSTRACT (in FUNCTION_DECL).
  78       CLASS_ABSTRACT (in TYPE_DECL)
  79       FIELD_TRANSIENT (in FIELD_DECL)
  80    6: CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag)
  81    7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL).
  82       CLASS_STATIC (in TYPE_DECL)
  83 */
  84
  85 #define VAR_OR_FIELD_CHECK(DECL) \
  86   TREE_CHECK3 (DECL, FIELD_DECL, VAR_DECL, PARM_DECL)
  87
  88 /* True if the class whose TYPE_BINFO this is has a superclass.
  89    (True of all classes except Object.) */
  90 #define CLASS_HAS_SUPER_FLAG(BINFO) BINFO_FLAG_1 (BINFO)
  91 #define CLASS_HAS_SUPER(TYPE) \
  92   (TYPE_BINFO (TYPE) && CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE)))
  93
  94 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */
  95 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) \
  96   ? BINFO_TYPE (BINFO_BASE_BINFO (TYPE_BINFO (TYPE), 0)) \
  97   : NULL_TREE)
  98
  99 /* The class defined by the actual (main) file we are compiling. */
 100 #define main_class \
 101   java_global_trees[JTI_MAIN_CLASS]
 102
 103 /* The class we use as the base for name resolution.  It's usually the
 104    class we're generating code for but sometimes it points to an inner
 105    class.  If you really want to know the class we're currently
 106    generating code for, use output_class instead.  */
 107 #define current_class \
 108   java_global_trees[JTI_CURRENT_CLASS]
 109
 110 /* The class we are currently generating.  Really.  */
 111 #define output_class \
 112   java_global_trees[JTI_OUTPUT_CLASS]
 113
 114 /* List of all class DECLs seen so far.  */
 115 #define all_class_list \
 116   java_global_trees[JTI_ALL_CLASS_LIST]
 117
 118 /* List of virtual decls referred to by this translation unit, used to
 119    generate virtual method offset symbol table.  */
 120
 121 /* The virtual offset table.  This is emitted as uninitialized data of
 122    the required length, and filled out at run time during class
 123    linking. */
 124
 125 /* The virtual offset symbol table. Used by the runtime to fill out
 126    the otable. */
 127
 128 extern int flag_filelist_file;
 129
 130 /* When nonzero, permit the use of the assert keyword.  */
 131
 132 extern int flag_assert;
 133
 134 /* When nonzero, assume all native functions are implemented with
 135    JNI, not CNI.  */
 136
 137 extern int flag_jni;
 138
 139 /* When nonzero, always check for a non gcj generated classes archive.  */
 140
 141 extern int flag_force_classes_archive_check;
 142
 143 /* Resource name.  */
 144 extern const char *resource_name;
 145
 146 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings.  */
 147 extern int flag_wall;
 148 extern int flag_redundant;
 149
 150 /* When nonzero, warn when source file is newer than matching class
 151    file.  */
 152 extern int flag_newer;
 153
 154 /* When nonzero, call a library routine to do integer divisions. */
 155 extern int flag_use_divide_subroutine;
 156
 157 /* When nonzero, generate code for the Boehm GC.  */
 158 extern int flag_use_boehm_gc;
 159
 160 /* When nonzero, assume the runtime uses a hash table to map an
 161    object to its synchronization structure.  */
 162 extern int flag_hash_synchronization;
 163
 164 /* When nonzero, generate checks for references to NULL.  */
 165 extern int flag_check_references;
 166
 167 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static
 168    initialization optimization should be performed.  */
 169 extern int flag_optimize_sci;
 170
 171 /* Generate instances of Class at runtime.  */
 172 extern int flag_indirect_classes;
 173
 174 /* When nonzero, use offset tables for virtual method calls
 175    in order to improve binary compatibility. */
 176 extern int flag_indirect_dispatch;
 177
 178 /* When zero, don't generate runtime array store checks. */
 179 extern int flag_store_check;
 180
 181 /* When nonzero, generate only a limited set of class meta-data. */
 182 extern int flag_reduced_reflection;
 183
 184 /* The Java .class file that provides main_class;  the main input file. */
 185 extern GTY(()) struct JCF * current_jcf;
 186
 187 /* Set to nonzero value in order to emit class initialization code
 188    before static field references.  */
 189 extern int always_initialize_class_p;
 190
 191 extern int flag_verify_invocations;
 192
 193 /* Largest pc so far in this method that has been passed to lookup_label. */
 194 extern int highest_label_pc_this_method;
 195
 196 /* Base value for this method to add to pc to get generated label. */
 197 extern int start_label_pc_this_method;
 198
 199 typedef struct CPool constant_pool;
 200
 201 #define CONSTANT_ResolvedFlag 16
 202
 203 /* Don't eagerly resolve this entry.  When this flag is set, constant
 204    pool entries are resolved only at runtime when the entry is first
 205    referred to.  */
 206 #define CONSTANT_LazyFlag 32
 207
 208 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */
 209 #define CONSTANT_ResolvedString    (CONSTANT_String+CONSTANT_ResolvedFlag)
 210
 211 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */
 212 #define CONSTANT_ResolvedClass     (CONSTANT_Class+CONSTANT_ResolvedFlag)
 213
 214 #define CPOOL_UTF(CPOOL, INDEX) ((CPOOL)->data[INDEX].t)
 215
 216 /* A NameAndType constant is represented as a TREE_LIST.
 217    The type is the signature string (as an IDENTIFIER_NODE).  */
 218
 219 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \
 220   CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX))
 221 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \
 222   CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX))
 223
 224 /* A FieldRef, MethodRef or InterfaceMethodRef constant
 225    is represented as a TREE_LIST. */
 226
 227 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX)
 228 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX)
 229 #define COMPONENT_REF_NAME(CPOOL, IDX) \
 230   NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 231 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \
 232   NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX))
 233
 234 extern GTY(()) tree java_lang_cloneable_identifier_node;
 235 extern GTY(()) tree java_io_serializable_identifier_node;
 236 extern GTY(()) tree gcj_abi_version;
 237
 238 /* The decl for the .constants field of an instance of Class.  */
 239 extern GTY(()) tree constants_field_decl_node;
 240
 241 /* The decl for the .data field of an instance of Class.  */
 242 extern GTY(()) tree constants_data_field_decl_node;
 243
 244 enum java_tree_index
 245 {
 246   JTI_PROMOTED_BYTE_TYPE_NODE,
 247   JTI_PROMOTED_SHORT_TYPE_NODE,
 248   JTI_PROMOTED_CHAR_TYPE_NODE,
 249   JTI_PROMOTED_BOOLEAN_TYPE_NODE,
 250
 251   JTI_BYTE_TYPE_NODE,
 252   JTI_SHORT_TYPE_NODE,
 253   JTI_INT_TYPE_NODE,
 254   JTI_LONG_TYPE_NODE,
 255
 256   JTI_UNSIGNED_BYTE_TYPE_NODE,
 257   JTI_UNSIGNED_SHORT_TYPE_NODE,
 258   JTI_UNSIGNED_INT_TYPE_NODE,
 259   JTI_UNSIGNED_LONG_TYPE_NODE,
 260
 261   JTI_DECIMAL_INT_MAX_NODE,
 262   JTI_DECIMAL_LONG_MAX_NODE,
 263
 264   JTI_OBJECT_TYPE_NODE,
 265   JTI_UNQUALIFIED_OBJECT_ID_NODE,
 266   JTI_OBJECT_PTR_TYPE_NODE,
 267   JTI_STRING_TYPE_NODE,
 268   JTI_STRING_PTR_TYPE_NODE,
 269   JTI_THROWABLE_TYPE_NODE,
 270   JTI_EXCEPTION_TYPE_NODE,
 271   JTI_RUNTIME_EXCEPTION_TYPE_NODE,
 272   JTI_ERROR_EXCEPTION_TYPE_NODE,
 273   JTI_RAWDATA_PTR_TYPE_NODE,
 274
 275   JTI_BYTE_ARRAY_TYPE_NODE,
 276   JTI_SHORT_ARRAY_TYPE_NODE,
 277   JTI_INT_ARRAY_TYPE_NODE,
 278   JTI_LONG_ARRAY_TYPE_NODE,
 279   JTI_BOOLEAN_ARRAY_TYPE_NODE,
 280   JTI_CHAR_ARRAY_TYPE_NODE,
 281   JTI_DOUBLE_ARRAY_TYPE_NODE,
 282   JTI_FLOAT_ARRAY_TYPE_NODE,
 283   JTI_ARRAY_ARRAY_TYPE_NODE,
 284   JTI_OBJECT_ARRAY_TYPE_NODE,
 285   JTI_STRING_ARRAY_TYPE_NODE,
 286   JTI_BOOLEAN_ARRAY_VTABLE,
 287   JTI_BYTE_ARRAY_VTABLE,
 288   JTI_CHAR_ARRAY_VTABLE,
 289   JTI_SHORT_ARRAY_VTABLE,
 290   JTI_INT_ARRAY_VTABLE,
 291   JTI_LONG_ARRAY_VTABLE,
 292   JTI_FLOAT_ARRAY_VTABLE,
 293   JTI_DOUBLE_ARRAY_VTABLE,
 294   JTI_TYPE_IDENTIFIER_NODE,
 295   JTI_INIT_IDENTIFIER_NODE,
 296   JTI_CLINIT_IDENTIFIER_NODE,
 297   JTI_VOID_SIGNATURE_NODE,
 298   JTI_FINALIZE_IDENTIFIER_NODE,
 299   JTI_THIS_IDENTIFIER_NODE,
 300   JTI_ONE_ELT_ARRAY_DOMAIN_TYPE,
 301
 302   JTI_RETURN_ADDRESS_TYPE_NODE,
 303
 304   JTI_LONG_ZERO_NODE,
 305   JTI_FLOAT_ZERO_NODE,
 306   JTI_DOUBLE_ZERO_NODE,
 307   JTI_INTEGER_TWO_NODE,
 308   JTI_INTEGER_FOUR_NODE,
 309
 310   JTI_METHODTABLE_TYPE,
 311   JTI_METHODTABLE_PTR_TYPE,
 312
 313   JTI_UTF8CONST_TYPE,
 314   JTI_UTF8CONST_PTR_TYPE,
 315
 316   JTI_CLASS_TYPE_NODE,
 317   JTI_CLASS_PTR_TYPE,
 318   JTI_FIELD_TYPE_NODE,
 319   JTI_CONSTANTS_TYPE_NODE,
 320   JTI_DTABLE_TYPE,
 321   JTI_DTABLE_PTR_TYPE,
 322   JTI_FIELD_PTR_TYPE_NODE,
 323   JTI_FIELD_INFO_UNION_NODE,
 324   JTI_EXCEPTION_TYPE,
 325   JTI_EXCEPTION_PTR_TYPE,
 326   JTI_LINENUMBERENTRY_TYPE,
 327   JTI_LINENUMBERS_TYPE,
 328   JTI_METHOD_TYPE_NODE,
 329   JTI_METHOD_PTR_TYPE_NODE,
 330   JTI_OTABLE_TYPE,
 331   JTI_OTABLE_PTR_TYPE,
 332   JTI_ATABLE_TYPE,
 333   JTI_ATABLE_PTR_TYPE,
 334   JTI_ITABLE_TYPE,
 335   JTI_ITABLE_PTR_TYPE,
 336   JTI_SYMBOL_TYPE,
 337   JTI_SYMBOLS_ARRAY_TYPE,
 338   JTI_SYMBOLS_ARRAY_PTR_TYPE,
 339   JTI_ASSERTION_ENTRY_TYPE,
 340   JTI_ASSERTION_TABLE_TYPE,
 341
 342   JTI_END_PARAMS_NODE,
 343
 344   JTI_THROW_NODE,
 345   JTI_ALLOC_OBJECT_NODE,
 346   JTI_ALLOC_NO_FINALIZER_NODE,
 347   JTI_SOFT_INSTANCEOF_NODE,
 348   JTI_SOFT_CHECKCAST_NODE,
 349   JTI_SOFT_INITCLASS_NODE,
 350   JTI_SOFT_NEWARRAY_NODE,
 351   JTI_SOFT_ANEWARRAY_NODE,
 352   JTI_SOFT_MULTIANEWARRAY_NODE,
 353   JTI_SOFT_BADARRAYINDEX_NODE,
 354   JTI_SOFT_NULLPOINTER_NODE,
 355   JTI_SOFT_ABSTRACTMETHOD_NODE,
 356   JTI_SOFT_NOSUCHFIELD_NODE,
 357   JTI_SOFT_CHECKARRAYSTORE_NODE,
 358   JTI_SOFT_MONITORENTER_NODE,
 359   JTI_SOFT_MONITOREXIT_NODE,
 360   JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE,
 361   JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE,
 362   JTI_SOFT_LOOKUPJNIMETHOD_NODE,
 363   JTI_SOFT_GETJNIENVNEWFRAME_NODE,
 364   JTI_SOFT_JNIPOPSYSTEMFRAME_NODE,
 365   JTI_SOFT_UNWRAPJNI_NODE,
 366   JTI_SOFT_FMOD_NODE,
 367   JTI_SOFT_IDIV_NODE,
 368   JTI_SOFT_IREM_NODE,
 369   JTI_SOFT_LDIV_NODE,
 370   JTI_SOFT_LREM_NODE,
 371
 372   JTI_ACCESS_FLAGS_TYPE_NODE,
 373
 374   JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE,
 375
 376   JTI_MAIN_CLASS,
 377   JTI_CURRENT_CLASS,
 378   JTI_OUTPUT_CLASS,
 379   JTI_ALL_CLASS_LIST,
 380
 381   JTI_PREDEF_FILENAMES,
 382
 383   JTI_MAX
 384 };
 385
 386 extern GTY(()) tree java_global_trees[JTI_MAX];
 387
 388 /* "Promoted types" that are used for primitive types smaller
 389    than int.  We could use int_type_node, but then we would lose
 390    type information (such as needed for debugging). */
 391 #define promoted_byte_type_node \
 392   java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE]
 393 #define promoted_short_type_node \
 394   java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE]
 395 #define promoted_char_type_node \
 396   java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE]
 397 #define promoted_boolean_type_node \
 398   java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE]
 399
 400 #define byte_type_node \
 401   java_global_trees[JTI_BYTE_TYPE_NODE]
 402 #define short_type_node \
 403   java_global_trees[JTI_SHORT_TYPE_NODE]
 404 #define int_type_node \
 405   java_global_trees[JTI_INT_TYPE_NODE]
 406 #define long_type_node \
 407   java_global_trees[JTI_LONG_TYPE_NODE]
 408
 409 #define unsigned_byte_type_node \
 410   java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE]
 411 #define unsigned_short_type_node \
 412   java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE]
 413 #define unsigned_int_type_node \
 414   java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE]
 415 #define unsigned_long_type_node \
 416   java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE]
 417
 418 #define decimal_int_max \
 419   java_global_trees[JTI_DECIMAL_INT_MAX_NODE]
 420 #define decimal_long_max \
 421   java_global_trees[JTI_DECIMAL_LONG_MAX_NODE]
 422
 423 #define object_type_node \
 424   java_global_trees[JTI_OBJECT_TYPE_NODE]
 425 #define unqualified_object_id_node \
 426   java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE]
 427 #define object_ptr_type_node \
 428   java_global_trees[JTI_OBJECT_PTR_TYPE_NODE]
 429 #define string_type_node \
 430   java_global_trees[JTI_STRING_TYPE_NODE]
 431 #define string_ptr_type_node \
 432   java_global_trees[JTI_STRING_PTR_TYPE_NODE]
 433 #define throwable_type_node \
 434   java_global_trees[JTI_THROWABLE_TYPE_NODE]
 435 #define exception_type_node \
 436   java_global_trees[JTI_EXCEPTION_TYPE_NODE]
 437 #define runtime_exception_type_node \
 438   java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE]
 439 #define error_exception_type_node \
 440   java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE]
 441 #define rawdata_ptr_type_node \
 442   java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE]
 443
 444 #define byte_array_type_node \
 445   java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE]
 446 #define short_array_type_node \
 447   java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE]
 448 #define int_array_type_node \
 449   java_global_trees[JTI_INT_ARRAY_TYPE_NODE]
 450 #define long_array_type_node \
 451   java_global_trees[JTI_LONG_ARRAY_TYPE_NODE]
 452 #define boolean_array_type_node \
 453   java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE]
 454 #define char_array_type_node \
 455   java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE]
 456 #define double_array_type_node \
 457   java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE]
 458 #define float_array_type_node \
 459   java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE]
 460 #define array_array_type_node \
 461   java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE]
 462 #define object_array_type_node \
 463   java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE]
 464 #define string_array_type_node \
 465   java_global_trees[JTI_STRING_ARRAY_TYPE_NODE]
 466 #define boolean_array_vtable \
 467   java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE]
 468 #define byte_array_vtable \
 469   java_global_trees[JTI_BYTE_ARRAY_VTABLE]
 470 #define char_array_vtable \
 471   java_global_trees[JTI_CHAR_ARRAY_VTABLE]
 472 #define short_array_vtable \
 473   java_global_trees[JTI_SHORT_ARRAY_VTABLE]
 474 #define int_array_vtable \
 475   java_global_trees[JTI_INT_ARRAY_VTABLE]
 476 #define long_array_vtable \
 477   java_global_trees[JTI_LONG_ARRAY_VTABLE]
 478 #define float_array_vtable \
 479   java_global_trees[JTI_FLOAT_ARRAY_VTABLE]
 480 #define double_array_vtable \
 481   java_global_trees[JTI_DOUBLE_ARRAY_VTABLE]
 482 #define TYPE_identifier_node \
 483   java_global_trees[JTI_TYPE_IDENTIFIER_NODE]      /* "TYPE" */
 484 #define init_identifier_node \
 485   java_global_trees[JTI_INIT_IDENTIFIER_NODE]      /* "<init>" */
 486 #define clinit_identifier_node \
 487   java_global_trees[JTI_CLINIT_IDENTIFIER_NODE]      /* "<clinit>" */
 488 #define void_signature_node \
 489   java_global_trees[JTI_VOID_SIGNATURE_NODE]       /* "()V" */
 490 #define finalize_identifier_node \
 491   java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE]  /* "finalize" */
 492 #define this_identifier_node \
 493   java_global_trees[JTI_THIS_IDENTIFIER_NODE]  /* "this" */
 494 #define one_elt_array_domain_type \
 495   java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE]
 496 /* The type of the return address of a subroutine. */
 497 #define return_address_type_node \
 498   java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE]
 499
 500 /* Integer constants not declared in tree.h. */
 501 #define long_zero_node \
 502   java_global_trees[JTI_LONG_ZERO_NODE]
 503 #define float_zero_node \
 504   java_global_trees[JTI_FLOAT_ZERO_NODE]
 505 #define double_zero_node \
 506   java_global_trees[JTI_DOUBLE_ZERO_NODE]
 507 #define integer_two_node \
 508   java_global_trees[JTI_INTEGER_TWO_NODE]
 509 #define integer_four_node \
 510   java_global_trees[JTI_INTEGER_FOUR_NODE]
 511
 512 /* The type for struct methodtable. */
 513 #define methodtable_type \
 514   java_global_trees[JTI_METHODTABLE_TYPE]
 515 #define methodtable_ptr_type \
 516   java_global_trees[JTI_METHODTABLE_PTR_TYPE]
 517
 518 #define utf8const_type \
 519   java_global_trees[JTI_UTF8CONST_TYPE]
 520 #define utf8const_ptr_type \
 521   java_global_trees[JTI_UTF8CONST_PTR_TYPE]
 522
 523 #define class_type_node \
 524   java_global_trees[JTI_CLASS_TYPE_NODE]
 525 #define class_ptr_type \
 526   java_global_trees[JTI_CLASS_PTR_TYPE]
 527 #define field_type_node \
 528   java_global_trees[JTI_FIELD_TYPE_NODE]
 529 #define constants_type_node \
 530   java_global_trees[JTI_CONSTANTS_TYPE_NODE]
 531 #define dtable_type \
 532   java_global_trees[JTI_DTABLE_TYPE]
 533 #define dtable_ptr_type \
 534   java_global_trees[JTI_DTABLE_PTR_TYPE]
 535 #define field_ptr_type_node \
 536   java_global_trees[JTI_FIELD_PTR_TYPE_NODE]
 537 #define field_info_union_node \
 538   java_global_trees[JTI_FIELD_INFO_UNION_NODE]
 539 #define jexception_type \
 540   java_global_trees[JTI_EXCEPTION_TYPE]
 541 #define jexception_ptr_type \
 542   java_global_trees[JTI_EXCEPTION_PTR_TYPE]
 543 #define lineNumberEntry_type \
 544   java_global_trees[JTI_LINENUMBERENTRY_TYPE]
 545 #define lineNumbers_type \
 546   java_global_trees[JTI_LINENUMBERS_TYPE]
 547 #define method_type_node \
 548   java_global_trees[JTI_METHOD_TYPE_NODE]
 549 #define method_ptr_type_node \
 550   java_global_trees[JTI_METHOD_PTR_TYPE_NODE]
 551 #define otable_type \
 552   java_global_trees[JTI_OTABLE_TYPE]
 553 #define atable_type \
 554   java_global_trees[JTI_ATABLE_TYPE]
 555 #define itable_type \
 556   java_global_trees[JTI_ITABLE_TYPE]
 557 #define otable_ptr_type \
 558   java_global_trees[JTI_OTABLE_PTR_TYPE]
 559 #define atable_ptr_type \
 560   java_global_trees[JTI_ATABLE_PTR_TYPE]
 561 #define itable_ptr_type \
 562   java_global_trees[JTI_ITABLE_PTR_TYPE]
 563 #define symbol_type \
 564   java_global_trees[JTI_SYMBOL_TYPE]
 565 #define symbols_array_type \
 566   java_global_trees[JTI_SYMBOLS_ARRAY_TYPE]
 567 #define symbols_array_ptr_type \
 568   java_global_trees[JTI_SYMBOLS_ARRAY_PTR_TYPE]
 569 #define assertion_entry_type \
 570   java_global_trees[JTI_ASSERTION_ENTRY_TYPE]
 571 #define assertion_table_type \
 572   java_global_trees[JTI_ASSERTION_TABLE_TYPE]
 573
 574 #define end_params_node \
 575   java_global_trees[JTI_END_PARAMS_NODE]
 576
 577 /* References to internal libjava functions we use. */
 578 #define throw_node \
 579   java_global_trees[JTI_THROW_NODE]
 580 #define alloc_object_node \
 581   java_global_trees[JTI_ALLOC_OBJECT_NODE]
 582 #define alloc_no_finalizer_node \
 583   java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE]
 584 #define soft_instanceof_node \
 585   java_global_trees[JTI_SOFT_INSTANCEOF_NODE]
 586 #define soft_checkcast_node \
 587   java_global_trees[JTI_SOFT_CHECKCAST_NODE]
 588 #define soft_initclass_node \
 589   java_global_trees[JTI_SOFT_INITCLASS_NODE]
 590 #define soft_newarray_node \
 591   java_global_trees[JTI_SOFT_NEWARRAY_NODE]
 592 #define soft_anewarray_node \
 593   java_global_trees[JTI_SOFT_ANEWARRAY_NODE]
 594 #define soft_multianewarray_node \
 595   java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE]
 596 #define soft_badarrayindex_node \
 597   java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE]
 598 #define soft_nullpointer_node \
 599   java_global_trees[JTI_SOFT_NULLPOINTER_NODE]
 600 #define soft_abstractmethod_node \
 601   java_global_trees[JTI_SOFT_ABSTRACTMETHOD_NODE]
 602 #define soft_nosuchfield_node \
 603   java_global_trees[JTI_SOFT_NOSUCHFIELD_NODE]
 604 #define soft_checkarraystore_node \
 605   java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE]
 606 #define soft_monitorenter_node \
 607   java_global_trees[JTI_SOFT_MONITORENTER_NODE]
 608 #define soft_monitorexit_node \
 609   java_global_trees[JTI_SOFT_MONITOREXIT_NODE]
 610 #define soft_lookupinterfacemethod_node \
 611   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE]
 612 #define soft_lookupinterfacemethodbyname_node \
 613   java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHODBYNAME_NODE]
 614 #define soft_lookupjnimethod_node \
 615   java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE]
 616 #define soft_getjnienvnewframe_node \
 617   java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE]
 618 #define soft_jnipopsystemframe_node \
 619   java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE]
 620 #define soft_unwrapjni_node \
 621   java_global_trees[JTI_SOFT_UNWRAPJNI_NODE]
 622 #define soft_fmod_node \
 623   java_global_trees[JTI_SOFT_FMOD_NODE]
 624 #define soft_idiv_node \
 625   java_global_trees[JTI_SOFT_IDIV_NODE]
 626 #define soft_irem_node \
 627   java_global_trees[JTI_SOFT_IREM_NODE]
 628 #define soft_ldiv_node \
 629   java_global_trees[JTI_SOFT_LDIV_NODE]
 630 #define soft_lrem_node \
 631   java_global_trees[JTI_SOFT_LREM_NODE]
 632
 633 #define access_flags_type_node \
 634   java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE]
 635
 636 #define nativecode_ptr_array_type_node \
 637   java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE]
 638
 639 #define predef_filenames \
 640   java_global_trees[JTI_PREDEF_FILENAMES]
 641
 642 #define nativecode_ptr_type_node ptr_type_node
 643
 644 /* The decl for "_Jv_ResolvePoolEntry".  */
 645 extern GTY(()) tree soft_resolvepoolentry_node;
 646
 647 struct lang_identifier GTY(())
 648 {
 649   struct tree_identifier ignore;
 650   tree global_value;
 651   tree local_value;
 652
 653   /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 654    * the Utf8Const representation of the identifier.  */
 655   tree utf8_ref;
 656 };
 657
 658 /* The resulting tree type.  */
 659 union lang_tree_node
 660   GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
 661        chain_next ("(union lang_tree_node *)GENERIC_NEXT (&%h.generic)")))
 662
 663 {
 664   union tree_node GTY ((tag ("0"),
 665                         desc ("tree_node_structure (&%h)")))
 666     generic;
 667   struct lang_identifier GTY ((tag ("1"))) identifier;
 668 };
 669
 670 /* Macros for access to language-specific slots in an identifier.  */
 671 /* Unless specified, each of these slots contains a DECL node or null.  */
 672
 673 /* This represents the value which the identifier has in the
 674    file-scope namespace.  */
 675 #define IDENTIFIER_GLOBAL_VALUE(NODE)   \
 676   (((struct lang_identifier *)(NODE))->global_value)
 677 /* This represents the value which the identifier has in the current
 678    scope.  */
 679 #define IDENTIFIER_LOCAL_VALUE(NODE)    \
 680   (((struct lang_identifier *)(NODE))->local_value)
 681
 682 /* Given an identifier NODE, get the corresponding class.
 683    E.g. IDENTIFIER_CLASS_VALUE(get_identifier ("java.lang.Number"))
 684    is the corresponding RECORD_TYPE. */
 685 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 686
 687 /* Given a signature of a reference (or array) type, or a method, return the
 688    corresponding type (if one has been allocated).
 689    Do not use for primitive types, since they may be ambiguous.
 690    (E.g. is "I" a signature or a class name?) */
 691 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE)
 692
 693 /* If non-NULL:  An ADDR_REF to a VAR_DECL that contains
 694    the Utf8Const representation of the identifier.  */
 695 #define IDENTIFIER_UTF8_REF(NODE) \
 696   (((struct lang_identifier *)(NODE))->utf8_ref)
 697
 698 #define IDENTIFIER_UTF8_DECL(NODE) \
 699   TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0)
 700
 701 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is
 702    the position in the .class file of the method code.
 703    Specifically, this is the code itself, not the code attribute. */
 704 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset)
 705 /* Similarly, the length of the bytecode. */
 706 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length)
 707 /* Similarly, the position of the LineNumberTable attribute. */
 708 #define DECL_LINENUMBERS_OFFSET(DECL) \
 709   (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset)
 710 /* Similarly, the position of the LocalVariableTable attribute
 711    (following the standard attribute header). */
 712 #define DECL_LOCALVARIABLES_OFFSET(DECL) \
 713   (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset)
 714
 715 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals)
 716 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack)
 717 /* Number of local variable slots needed for the arguments of this function. */
 718 #define DECL_ARG_SLOT_COUNT(DECL) \
 719   (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count)
 720 /* Source location of end of function. */
 721 #define DECL_FUNCTION_LAST_LINE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.last_line)
 722 /* List of checked thrown exceptions, as specified with the `throws'
 723    keyword */
 724 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list)
 725 /* For each function decl, init_test_table contains a hash table whose
 726    entries are keyed on class names, and whose values are local
 727    boolean decls.  The variables are intended to be TRUE when the
 728    class has been initialized in this function, and FALSE otherwise.  */
 729 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \
 730   (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table)
 731 /* For each static function decl, itc contains a hash table whose
 732    entries are keyed on class named that are definitively initialized
 733    in DECL.  */
 734 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \
 735   (DECL_LANG_SPECIFIC(DECL)->u.f.ict)
 736
 737 #define DECL_LOCAL_CNI_METHOD_P(NODE) \
 738     (DECL_LANG_SPECIFIC (NODE)->u.f.local_cni)
 739
 740 /* True when DECL (a field) is Synthetic.  */
 741 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (VAR_OR_FIELD_CHECK (DECL))
 742
 743 /* The slot number for this local variable. */
 744 #define DECL_LOCAL_SLOT_NUMBER(NODE) \
 745   (DECL_LANG_SPECIFIC (NODE)->u.v.slot_number)
 746 /* The start (bytecode) pc for the valid range of this local variable. */
 747 #define DECL_LOCAL_START_PC(NODE)  (DECL_LANG_SPECIFIC (NODE)->u.v.start_pc)
 748 /* The end (bytecode) pc for the valid range of this local variable. */
 749 #define DECL_LOCAL_END_PC(NODE)    (DECL_LANG_SPECIFIC (NODE)->u.v.end_pc)
 750 /* For a VAR_DECL or PARM_DECL, used to chain decls with the same
 751    slot_number in decl_map. */
 752 #define DECL_LOCAL_SLOT_CHAIN(NODE) (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain)
 753 /* The class that's the owner of a dynamic binding table.  */
 754 #define DECL_OWNER(NODE)            (DECL_LANG_SPECIFIC(NODE)->u.v.owner)
 755 /* True if NODE is a class final field. */
 756 #define FIELD_ENUM(DECL)            (DECL_LANG_SPECIFIC (DECL)->u.v.field_enum)
 757 /* True if NODE is a variable that is out of scope.  */
 758 #define LOCAL_VAR_OUT_OF_SCOPE_P(NODE) \
 759     (DECL_LANG_SPECIFIC (NODE)->u.v.freed)
 760 #define LOCAL_SLOT_P(NODE) \
 761     (DECL_LANG_SPECIFIC (NODE)->u.v.local_slot)
 762
 763 #define DECL_CLASS_FIELD_P(NODE) \
 764     (DECL_LANG_SPECIFIC (NODE)->u.v.class_field)
 765 #define DECL_VTABLE_P(NODE) \
 766     (DECL_LANG_SPECIFIC (NODE)->u.v.vtable)
 767
 768 /* Create a DECL_LANG_SPECIFIC if necessary. */
 769 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T)                  \
 770   if (DECL_LANG_SPECIFIC (T) == NULL)                           \
 771     {                                                           \
 772       DECL_LANG_SPECIFIC ((T))                                  \
 773         = ggc_alloc_cleared (sizeof (struct lang_decl));        \
 774       DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR;             \
 775     }
 776
 777 /* A ConstantExpression, after folding and name resolution. */
 778 #define CONSTANT_VALUE_P(NODE) \
 779   (TREE_CODE (NODE) == STRING_CST \
 780    || (TREE_CODE (NODE) == INTEGER_CST \
 781        && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \
 782    || TREE_CODE (NODE) == REAL_CST)
 783
 784 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */
 785 struct lang_decl_func GTY(())
 786 {
 787   /*  tree chain; not yet used. */
 788   long code_offset;
 789   int code_length;
 790   long linenumbers_offset;
 791   long localvariables_offset;
 792   int arg_slots;
 793   int max_locals;
 794   int max_stack;
 795   int arg_slot_count;
 796   source_location last_line;    /* End line number for a function decl */
 797   tree throws_list;             /* Exception specified by `throws' */
 798
 799   /* Class initialization test variables  */
 800   htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table;
 801
 802   /* Initialized (static) Class Table */
 803   htab_t GTY ((param_is (union tree_node))) ict;
 804
 805   unsigned int native : 1;      /* Nonzero if this is a native method  */
 806   unsigned int strictfp : 1;
 807   unsigned int invisible : 1;   /* Set for methods we generate
 808                                    internally but which shouldn't be
 809                                    written to the .class file.  */
 810   unsigned int dummy : 1;
 811   unsigned int local_cni : 1;   /* Decl needs mangle_local_cni_method.  */
 812   unsigned int bridge : 1;      /* Bridge method.  */
 813   unsigned int varargs : 1;     /* Varargs method.  */
 814 };
 815
 816 struct treetreehash_entry GTY(())
 817 {
 818   tree key;
 819   tree value;
 820 };
 821
 822 /* These represent the possible assertion_codes that can be emitted in the
 823    type assertion table.  */
 824 enum
 825 {
 826   JV_ASSERT_END_OF_TABLE = 0,     /* Last entry in table.  */
 827   JV_ASSERT_TYPES_COMPATIBLE = 1, /* Operand A is assignable to Operand B.  */
 828   JV_ASSERT_IS_INSTANTIABLE = 2   /* Operand A is an instantiable class.  */
 829 };
 830
 831 /* Annotation types used in the reflection_data.  See
 832    java.lang.Class.getDeclaredAnnotations() in the runtime library for
 833    an example of how these are used.  */
 834
 835 typedef enum
 836 {
 837   JV_CLASS_ATTR,
 838   JV_METHOD_ATTR,
 839   JV_FIELD_ATTR,
 840   JV_DONE_ATTR
 841 } jv_attr_type;
 842
 843 typedef enum
 844 {
 845   JV_INNER_CLASSES_KIND,
 846   JV_ENCLOSING_METHOD_KIND,
 847   JV_SIGNATURE_KIND,
 848   JV_ANNOTATIONS_KIND,
 849   JV_PARAMETER_ANNOTATIONS_KIND,
 850   JV_ANNOTATION_DEFAULT_KIND
 851 } jv_attr_kind;
 852
 853 typedef struct type_assertion GTY(())
 854 {
 855   int assertion_code; /* 'opcode' for the type of this assertion. */
 856   tree op1;           /* First operand. */
 857   tree op2;           /* Second operand. */
 858 } type_assertion;
 859
 860 extern tree java_treetreehash_find (htab_t, tree);
 861 extern tree * java_treetreehash_new (htab_t, tree);
 862 extern htab_t java_treetreehash_create (size_t size, int ggc);
 863
 864 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL
 865    (access methods on outer class fields) and final fields. */
 866 struct lang_decl_var GTY(())
 867 {
 868   int slot_number;
 869   int start_pc;
 870   int end_pc;
 871   tree slot_chain;
 872   tree owner;
 873   unsigned int freed : 1;               /* Decl is no longer in scope.  */
 874   unsigned int local_slot : 1;  /* Decl is a temporary in the stack frame.  */
 875   unsigned int class_field : 1; /* Decl needs mangle_class_field.  */
 876   unsigned int vtable : 1;      /* Decl needs mangle_vtable.  */
 877   unsigned int field_enum:1;    /* Field is an enum.  */
 878 };
 879
 880 /* This is what 'lang_decl' really points to.  */
 881
 882 enum lang_decl_desc {LANG_DECL_FUNC, LANG_DECL_VAR};
 883
 884 struct lang_decl GTY(())
 885 {
 886   enum lang_decl_desc desc;
 887   union lang_decl_u
 888     {
 889       struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f;
 890       struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v;
 891     } GTY ((desc ("%0.desc"))) u;
 892 };
 893
 894 /* Macro to access fields in `struct lang_type'.  */
 895
 896 #define TYPE_SIGNATURE(T)       (TYPE_LANG_SPECIFIC (T)->signature)
 897 #define TYPE_JCF(T)             (TYPE_LANG_SPECIFIC (T)->jcf)
 898 #define TYPE_CPOOL(T)           (TYPE_LANG_SPECIFIC (T)->cpool)
 899 #define TYPE_CPOOL_DATA_REF(T)  (TYPE_LANG_SPECIFIC (T)->cpool_data_ref)
 900 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \
 901   if (TYPE_LANG_SPECIFIC ((T)) == NULL)         \
 902      TYPE_LANG_SPECIFIC ((T))                   \
 903      = ggc_alloc_cleared (sizeof (struct lang_type));
 904
 905 #define TYPE_DUMMY(T)           (TYPE_LANG_SPECIFIC(T)->dummy_class)
 906
 907 #define TYPE_PACKAGE_LIST(T)     (TYPE_LANG_SPECIFIC (T)->package_list)
 908 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->pic)
 909 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC (T)->poic)
 910 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC (T)->strictfp)
 911 #define TYPE_ENUM(T)            (TYPE_LANG_SPECIFIC (T)->enum_class)
 912 #define TYPE_SYNTHETIC(T)       (TYPE_LANG_SPECIFIC (T)->synthetic)
 913 #define TYPE_ANNOTATION(T)      (TYPE_LANG_SPECIFIC (T)->annotation)
 914
 915 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC (T)->assertions)
 916
 917 #define TYPE_ATABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->atable_methods)
 918 #define TYPE_ATABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->atable_syms_decl)
 919 #define TYPE_ATABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->atable_decl)
 920
 921 #define TYPE_OTABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->otable_methods)
 922 #define TYPE_OTABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->otable_syms_decl)
 923 #define TYPE_OTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->otable_decl)
 924
 925 #define TYPE_ITABLE_METHODS(T)   (TYPE_LANG_SPECIFIC (T)->itable_methods)
 926 #define TYPE_ITABLE_SYMS_DECL(T) (TYPE_LANG_SPECIFIC (T)->itable_syms_decl)
 927 #define TYPE_ITABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->itable_decl)
 928
 929 #define TYPE_CTABLE_DECL(T)      (TYPE_LANG_SPECIFIC (T)->ctable_decl)
 930 #define TYPE_CATCH_CLASSES(T)    (TYPE_LANG_SPECIFIC (T)->catch_classes)
 931
 932 #define TYPE_TO_RUNTIME_MAP(T)   (TYPE_LANG_SPECIFIC (T)->type_to_runtime_map)
 933 #define TYPE_ASSERTIONS(T)       (TYPE_LANG_SPECIFIC (T)->type_assertions)
 934 #define TYPE_PACKAGE(T)          (TYPE_LANG_SPECIFIC (T)->package)
 935
 936 #define TYPE_REFLECTION_DATA(T)  (TYPE_LANG_SPECIFIC (T)->reflection_data)
 937 #define TYPE_REFLECTION_DATASIZE(T)                                     \
 938                                 (TYPE_LANG_SPECIFIC (T)->reflection_datasize)
 939
 940 struct lang_type GTY(())
 941 {
 942   tree signature;
 943   struct JCF *jcf;
 944   struct CPool *cpool;
 945   tree cpool_data_ref;          /* Cached */
 946   tree package_list;            /* List of package names, progressive */
 947
 948   tree otable_methods;          /* List of static decls referred to by this
 949                                    class.  */
 950   tree otable_decl;             /* The static address table.  */
 951   tree otable_syms_decl;
 952
 953   tree atable_methods;          /* List of static decls referred to by this
 954                                    class.  */
 955   tree atable_decl;             /* The static address table.  */
 956   tree atable_syms_decl;
 957
 958   tree itable_methods;          /* List of interfaces methods referred
 959                                    to by this class.  */
 960   tree itable_decl;             /* The interfaces table.  */
 961   tree itable_syms_decl;
 962
 963   tree ctable_decl;             /* The table of classes for the runtime
 964                                    type matcher.  */
 965   tree catch_classes;
 966
 967   htab_t GTY ((param_is (struct treetreehash_entry))) type_to_runtime_map;
 968                                 /* The mapping of classes to exception region
 969                                    markers.  */
 970
 971   htab_t GTY ((param_is (struct type_assertion))) type_assertions;
 972                                 /* Table of type assertions to be evaluated
 973                                    by the runtime when this class is loaded. */
 974
 975   tree package;                 /* IDENTIFIER_NODE for package this class is
 976                                    a member of.  */
 977
 978   unsigned char* GTY((skip)) reflection_data;   /* The raw reflection
 979                                                    data for this
 980                                                    class.  */
 981   long reflection_datasize;     /* The size of the raw reflection data
 982                                    for this class, in bytes.  */
 983
 984   unsigned pic:1;               /* Private Inner Class. */
 985   unsigned poic:1;              /* Protected Inner Class. */
 986   unsigned strictfp:1;          /* `strictfp' class.  */
 987   unsigned assertions:1;        /* Any method uses `assert'.  */
 988   unsigned dummy_class:1;       /* Not a real class, just a placeholder.  */
 989   unsigned enum_class:1;        /* Class is an enum type.  */
 990   unsigned synthetic:1;         /* Class is synthetic.  */
 991   unsigned annotation:1;        /* Class is an annotation type.  */
 992 };
 993
 994 #define JCF_u4 unsigned long
 995 #define JCF_u2 unsigned short
 996
 997 /* Possible values to pass to lookup_argument_method_generic.  */
 998 #define SEARCH_INTERFACE      1
 999 #define SEARCH_SUPER          2
1000 #define SEARCH_VISIBLE        4
1001
1002 /* Defined in java-except.h  */
1003 struct eh_range;
1004
1005 extern void java_parse_file (int);
1006 extern bool java_mark_addressable (tree);
1007 extern tree java_type_for_mode (enum machine_mode, int);
1008 extern tree java_type_for_size (unsigned int, int);
1009 extern tree java_truthvalue_conversion (tree);
1010 extern void add_assume_compiled (const char *, int);
1011 extern void add_enable_assert (const char *, int);
1012 extern bool enable_assertions (tree);
1013 extern tree lookup_class (tree);
1014 extern tree lookup_java_constructor (tree, tree);
1015 extern tree lookup_java_method (tree, tree, tree);
1016 extern tree lookup_argument_method (tree, tree, tree);
1017 extern tree lookup_argument_method_generic (tree, tree, tree, int);
1018 extern int has_method (tree, tree);
1019 extern tree promote_type (tree);
1020 extern tree get_constant (struct JCF*, int);
1021 extern tree get_name_constant (struct JCF*, int);
1022 extern tree get_class_constant (struct JCF*, int);
1023 extern tree parse_signature (struct JCF *jcf, int sig_index);
1024 extern tree add_field (tree, tree, tree, int);
1025 extern tree add_method (tree, int, tree, tree);
1026 extern tree add_method_1 (tree, int, tree, tree);
1027 extern void java_hide_decl (tree);
1028 extern tree make_class (void);
1029 extern tree push_class (tree, tree);
1030 extern tree unmangle_classname (const char *name, int name_length);
1031 extern tree parse_signature_string (const unsigned char *, int);
1032 extern tree get_type_from_signature (tree);
1033 extern void layout_class (tree);
1034 extern int get_interface_method_index (tree, tree);
1035 extern tree layout_class_method (tree, tree, tree, tree);
1036 extern void layout_class_methods (tree);
1037 extern void cache_this_class_ref (tree);
1038 extern void uncache_this_class_ref (tree);
1039 extern tree build_class_ref (tree);
1040 extern tree build_dtable_decl (tree);
1041 extern tree build_internal_class_name (tree);
1042 extern tree build_constants_constructor (void);
1043 extern tree build_constant_data_ref (bool);
1044 extern tree build_ref_from_constant_pool (int);
1045 extern tree build_utf8_ref (tree);
1046 extern tree ident_subst (const char *, int, const char *, int, int,
1047                          const char *);
1048 extern tree identifier_subst (const tree, const char *, int, int,
1049                               const char *);
1050 extern int global_bindings_p (void);
1051 extern tree getdecls (void);
1052 extern void pushlevel (int);
1053 extern tree poplevel (int,int, int);
1054 extern tree pushdecl (tree);
1055 extern void java_init_decl_processing (void);
1056 extern void java_dup_lang_specific_decl (tree);
1057 extern tree build_java_signature (tree);
1058 extern tree build_java_argument_signature (tree);
1059 extern void set_java_signature (tree, tree);
1060 extern tree build_static_field_ref (tree);
1061 extern tree build_address_of (tree);
1062 extern tree find_local_variable (int index, tree type, int pc);
1063 extern tree find_stack_slot (int index, tree type);
1064 extern tree build_prim_array_type (tree, HOST_WIDE_INT);
1065 extern tree build_java_array_type (tree, HOST_WIDE_INT);
1066 extern int is_compiled_class (tree);
1067 extern tree mangled_classname (const char *, tree);
1068 extern tree lookup_label (int);
1069 extern tree pop_type_0 (tree, char **);
1070 extern tree pop_type (tree);
1071 extern tree decode_newarray_type (int);
1072 extern tree lookup_field (tree *, tree);
1073 extern int is_array_type_p (tree);
1074 extern HOST_WIDE_INT java_array_type_length (tree);
1075 extern int read_class (tree);
1076 extern void load_class (tree, int);
1077
1078 extern tree check_for_builtin (tree, tree);
1079 extern void initialize_builtins (void);
1080
1081 extern tree lookup_name (tree);
1082 extern bool special_method_p (tree);
1083 extern void maybe_rewrite_invocation (tree *, tree *, tree *, tree *);
1084 extern tree build_known_method_ref (tree, tree, tree, tree, tree, tree);
1085 extern tree build_class_init (tree, tree);
1086 extern int attach_init_test_initialization_flags (void **, void *);
1087 extern tree build_invokevirtual (tree, tree, tree);
1088 extern tree build_invokeinterface (tree, tree);
1089 extern tree build_jni_stub (tree);
1090 extern tree invoke_build_dtable (int, tree);
1091 extern tree build_field_ref (tree, tree, tree);
1092 extern tree java_modify_addr_for_volatile (tree);
1093 extern void pushdecl_force_head (tree);
1094 extern tree build_java_binop (enum tree_code, tree, tree, tree);
1095 extern tree build_java_soft_divmod (enum tree_code, tree, tree, tree);
1096 extern tree binary_numeric_promotion (tree, tree, tree *, tree *);
1097 extern tree build_java_arrayaccess (tree, tree, tree);
1098 extern tree build_java_arraystore_check (tree, tree);
1099 extern tree build_newarray (int, tree);
1100 extern tree build_anewarray (tree, tree);
1101 extern tree build_new_array (tree, tree);
1102 extern tree build_java_array_length_access (tree);
1103 extern tree build_java_indirect_ref (tree, tree, int);
1104 extern tree java_check_reference (tree, int);
1105 extern tree build_get_class (tree);
1106 extern tree build_instanceof (tree, tree);
1107 extern tree create_label_decl (tree);
1108 extern tree prepare_eh_table_type (tree);
1109 extern void java_expand_catch_classes (tree);
1110 extern tree build_exception_object_ref (tree);
1111 extern tree generate_name (void);
1112 extern const char *lang_printable_name (tree, int);
1113 extern tree maybe_add_interface (tree, tree);
1114 extern void set_super_info (int, tree, tree, int);
1115 extern void set_class_decl_access_flags (int, tree);
1116 extern int get_access_flags_from_decl (tree);
1117 extern int interface_of_p (tree, tree);
1118 extern int inherits_from_p (tree, tree);
1119 extern int common_enclosing_context_p (tree, tree);
1120 extern int common_enclosing_instance_p (tree, tree);
1121 extern int enclosing_context_p (tree, tree);
1122 extern tree build_result_decl (tree);
1123 extern void set_method_index (tree decl, tree method_index);
1124 extern tree get_method_index (tree decl);
1125 extern void make_class_data (tree);
1126 extern int alloc_name_constant (int, tree);
1127 extern int alloc_constant_fieldref (tree, tree);
1128 extern void emit_register_classes (tree *);
1129 extern tree emit_symbol_table (tree, tree, tree, tree, tree, int);
1130 extern void lang_init_source (int);
1131 extern void write_classfile (tree);
1132 extern char *print_int_node (tree);
1133 extern void finish_class (void);
1134 extern void check_for_initialization (tree, tree);
1135 extern struct CPool *cpool_for_class (tree);
1136 extern int find_class_or_string_constant (struct CPool *, int, tree);
1137
1138 extern tree pushdecl_top_level (tree);
1139 extern tree pushdecl_function_level (tree);
1140 extern tree java_replace_reference (tree, bool);
1141 extern int alloc_class_constant (tree);
1142 extern void init_expr_processing (void);
1143 extern void push_super_field (tree, tree);
1144 extern void init_class_processing (void);
1145 extern void add_type_assertion (tree, int, tree, tree);
1146 extern int can_widen_reference_to (tree, tree);
1147 extern int class_depth (tree);
1148 extern int verify_jvm_instructions_new (struct JCF *, const unsigned char *,
1149                                         long);
1150 extern void maybe_pushlevels (int);
1151 extern void maybe_poplevels (int);
1152 extern void force_poplevels (int);
1153 extern int process_jvm_instruction (int, const unsigned char *, long);
1154 extern int maybe_adjust_start_pc (struct JCF *, int, int, int);
1155 extern void set_local_type (int, tree);
1156 extern int merge_type_state (tree);
1157 extern int push_type_0 (tree);
1158 extern void push_type (tree);
1159 extern void add_interface (tree, tree);
1160 extern tree force_evaluation_order (tree);
1161 extern tree java_create_object (tree);
1162 extern int verify_constant_pool (struct JCF *);
1163 extern void start_java_method (tree);
1164 extern void end_java_method (void);
1165 extern void give_name_to_locals (struct JCF *);
1166 extern void note_instructions (struct JCF *, tree);
1167 extern void expand_byte_code (struct JCF *, tree);
1168 extern int open_in_zip (struct JCF *, const char *, const char *, int);
1169 extern void set_constant_value (tree, tree);
1170 #ifdef jword
1171 extern int find_constant1 (struct CPool *, int, jword);
1172 extern int find_constant2 (struct CPool *, int, jword, jword);
1173 #endif
1174 extern int find_utf8_constant (struct CPool *, tree);
1175 extern int find_string_constant (struct CPool *, tree);
1176 extern int find_class_constant (struct CPool *, tree);
1177 extern int find_fieldref_index (struct CPool *, tree);
1178 extern int find_methodref_index (struct CPool *, tree);
1179 extern int find_methodref_with_class_index (struct CPool *, tree, tree);
1180 extern void write_constant_pool (struct CPool *, unsigned char *, int);
1181 extern int count_constant_pool_bytes (struct CPool *);
1182 extern int encode_newarray_type (tree);
1183 #ifdef uint64
1184 extern void format_int (char *, jlong, int);
1185 extern void format_uint (char *, uint64, int);
1186 #endif
1187 extern void jcf_trim_old_input (struct JCF *);
1188 #ifdef BUFSIZ
1189 extern void jcf_print_utf8 (FILE *, const unsigned char *, int);
1190 extern void jcf_print_char (FILE *, int);
1191 extern void jcf_print_utf8_replace (FILE *, const unsigned char *, int,
1192                                     int, int);
1193 extern const char* open_class (const char *, struct JCF *, int, const char *);
1194 #endif
1195 extern void java_debug_context (void);
1196 extern void safe_layout_class (tree);
1197
1198 extern tree get_boehm_type_descriptor (tree);
1199 extern bool uses_jv_markobj_p (tree);
1200 extern bool class_has_finalize_method (tree);
1201 extern void java_check_methods (tree);
1202
1203 extern void java_mangle_decl (tree);
1204 extern tree java_mangle_class_field (struct obstack *, tree);
1205 extern tree java_mangle_vtable (struct obstack *, tree);
1206 extern tree java_mangle_resource_name (const char *);
1207 extern void append_gpp_mangled_name (const char *, int);
1208
1209 extern void add_predefined_file (tree);
1210 extern int predefined_filename_p (tree);
1211
1212 extern tree decl_constant_value (tree);
1213
1214 extern void java_mark_class_local (tree);
1215
1216 extern void java_inlining_merge_static_initializers (tree, void *);
1217 extern void java_inlining_map_static_initializers (tree, void *);
1218
1219 extern void compile_resource_data (const char *name, const char *buffer, int);
1220 extern void compile_resource_file (const char *, const char *);
1221 extern void write_resource_constructor (tree *);
1222 extern tree build_java_empty_stmt (void);
1223 extern tree add_stmt_to_compound (tree, tree, tree);
1224 extern tree java_add_stmt (tree);
1225 extern tree java_add_local_var (tree decl);
1226 extern tree *get_stmts (void);
1227 extern void register_exception_range(struct eh_range *, int, int);
1228
1229 extern void finish_method (tree);
1230 extern void java_expand_body (tree);
1231
1232 extern int get_symbol_table_index (tree, tree, tree *);
1233
1234 extern tree make_catch_class_record (tree, tree);
1235 extern tree emit_catch_table (tree);
1236
1237 extern void gen_indirect_dispatch_tables (tree type);
1238 extern int split_qualified_name (tree *left, tree *right, tree source);
1239 extern int in_same_package (tree, tree);
1240
1241 extern void java_read_sourcefilenames (const char *fsource_filename);
1242
1243 extern void rewrite_reflection_indexes (void *);
1244
1245 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL)
1246
1247 /* Access flags etc for a method (a FUNCTION_DECL): */
1248
1249 #define METHOD_DUMMY(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.dummy)
1250
1251 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (FUNCTION_DECL_CHECK (DECL))
1252 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (FUNCTION_DECL_CHECK (DECL))
1253 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (FUNCTION_DECL_CHECK (DECL))
1254 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (FUNCTION_DECL_CHECK (DECL))
1255 #define METHOD_FINAL(DECL) DECL_FINAL (FUNCTION_DECL_CHECK (DECL))
1256 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (FUNCTION_DECL_CHECK (DECL))
1257 #define METHOD_NATIVE(DECL) \
1258   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.native)
1259 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (FUNCTION_DECL_CHECK (DECL))
1260 #define METHOD_STRICTFP(DECL) \
1261   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.strictfp)
1262 #define METHOD_INVISIBLE(DECL) \
1263   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.invisible)
1264 #define METHOD_BRIDGE(DECL) \
1265   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.bridge)
1266 #define METHOD_VARARGS(DECL) \
1267   (DECL_LANG_SPECIFIC (FUNCTION_DECL_CHECK (DECL))->u.f.varargs)
1268
1269 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE)
1270
1271 /* Other predicates on method decls  */
1272
1273 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7 (FUNCTION_DECL_CHECK (DECL))
1274
1275 #define DECL_INIT_P(DECL)   (ID_INIT_P (DECL_NAME (DECL)))
1276 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL)))
1277
1278 /* Predicates on method identifiers. Kept close to other macros using
1279    them  */
1280 #define ID_INIT_P(ID)   ((ID) == init_identifier_node)
1281 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node)
1282
1283 /* Access flags etc for variable/field (FIELD_DECL, VAR_DECL, or PARM_DECL): */
1284
1285 #define FIELD_PRIVATE(DECL)     TREE_PRIVATE (VAR_OR_FIELD_CHECK (DECL))
1286 #define FIELD_PROTECTED(DECL)   TREE_PROTECTED (VAR_OR_FIELD_CHECK (DECL))
1287 #define FIELD_PUBLIC(DECL)      DECL_LANG_FLAG_1 (VAR_OR_FIELD_CHECK (DECL))
1288 #define FIELD_STATIC(DECL)      TREE_STATIC (VAR_OR_FIELD_CHECK (DECL))
1289 #define FIELD_FINAL(DECL)       DECL_FINAL (VAR_OR_FIELD_CHECK (DECL))
1290 #define FIELD_VOLATILE(DECL)    DECL_LANG_FLAG_4 (VAR_OR_FIELD_CHECK (DECL))
1291 #define FIELD_TRANSIENT(DECL)   DECL_LANG_FLAG_5 (VAR_OR_FIELD_CHECK (DECL))
1292
1293 /* Access flags etc for a class (a TYPE_DECL): */
1294
1295 #define CLASS_PUBLIC(DECL)      DECL_LANG_FLAG_1 (TYPE_DECL_CHECK (DECL))
1296 #define CLASS_FINAL(DECL)       DECL_FINAL (TYPE_DECL_CHECK (DECL))
1297 #define CLASS_INTERFACE(DECL)   DECL_LANG_FLAG_4 (TYPE_DECL_CHECK (DECL))
1298 #define CLASS_ABSTRACT(DECL)    DECL_LANG_FLAG_5 (TYPE_DECL_CHECK (DECL))
1299 #define CLASS_SUPER(DECL)       DECL_LANG_FLAG_6 (TYPE_DECL_CHECK (DECL))
1300 #define CLASS_STATIC(DECL)      DECL_LANG_FLAG_7 (TYPE_DECL_CHECK (DECL))
1301 #define CLASS_PRIVATE(DECL)     (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL)))
1302 #define CLASS_PROTECTED(DECL)   (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL)))
1303 #define CLASS_STRICTFP(DECL)    (TYPE_STRICTFP (TREE_TYPE (DECL)))
1304 #define CLASS_ENUM(DECL)        (TYPE_ENUM (TREE_TYPE (DECL)))
1305 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL)))
1306 #define CLASS_SYNTHETIC(DECL)   (TYPE_SYNTHETIC (TREE_TYPE (DECL)))
1307 #define CLASS_ANNOTATION(DECL)  (TYPE_ANNOTATION (TREE_TYPE (DECL)))
1308
1309 /* @deprecated marker flag on methods, fields and classes */
1310
1311 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1312 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1313 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1314 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL)
1315
1316 /* The number of virtual methods in this class's dispatch table.
1317    Does not include initial two dummy entries (one points to the
1318    Class object, and the other is for G++ -fvtable-thunks compatibility). */
1319 #define TYPE_NVIRTUALS(TYPE) BINFO_VIRTUALS (TYPE_BINFO (TYPE))
1320
1321 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's
1322    virtual methods. */
1323 #define TYPE_VTABLE(TYPE) BINFO_VTABLE(TYPE_BINFO (TYPE))
1324
1325 /* Use CLASS_LOADED_P? FIXME */
1326 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL)
1327
1328 /* A vector used to track type states for the current method.  */
1329 extern VEC(tree, gc) *type_states;
1330
1331 /* This maps a bytecode offset (PC) to various flags,
1332    listed below (starting with BCODE_). */
1333 extern char *instruction_bits;
1334
1335 /* True iff the byte is the start of an instruction. */
1336 #define BCODE_INSTRUCTION_START 1
1337
1338 /* True iff there is a jump or a return to this location. */
1339 #define BCODE_JUMP_TARGET 2
1340
1341 /* True iff this is the start of an exception handler. */
1342 #define BCODE_EXCEPTION_TARGET 16
1343
1344 /* True iff there is a jump to this location (and it needs a label). */
1345 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET)
1346
1347 /* True iff there is an entry in the linenumber table for this location. */
1348 #define BCODE_HAS_LINENUMBER 32
1349
1350 /* True iff there is more than one entry in the linenumber table for
1351    this location.  (This probably does not make much sense.)  */
1352 #define BCODE_HAS_MULTI_LINENUMBERS 64
1353
1354 /* True if this instruction has been verified. */
1355 #define BCODE_VERIFIED 8
1356
1357 /* A pointer to the line number table of the current method. */
1358 extern const unsigned char *linenumber_table;
1359 /* The length (in items) of the line number table. */
1360 extern int linenumber_count;
1361
1362 /* In type_map, means the second half of a 64-bit double or long. */
1363 #define TYPE_SECOND void_type_node
1364
1365 /* In type_map, means the null type (i.e. type of a null reference). */
1366 #define TYPE_NULL ptr_type_node
1367
1368 /* In a type map means the type the address subroutine return address. */
1369 #define TYPE_RETURN_ADDR return_address_type_node
1370
1371 /* A array mapping variable/stack slot index to the type current
1372    in that variable/stack slot.
1373    TYPE_SECOND and TYPE_NULL are special cases. */
1374 extern tree *type_map;
1375
1376 /* Map a stack index to the type currently in that slot. */
1377 #define stack_type_map (type_map + DECL_MAX_LOCALS (current_function_decl))
1378
1379 /* True iff TYPE takes two variable/stack slots. */
1380 #define TYPE_IS_WIDE(TYPE) \
1381   ((TYPE) == double_type_node || (TYPE) == long_type_node)
1382
1383 /* True iff TYPE is a Java array type. */
1384 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE)
1385
1386 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */
1387 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE)
1388
1389 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */
1390 #define TYPE_ARGUMENT_SIGNATURE(TYPE) \
1391   (TREE_CHECK2 (TYPE, FUNCTION_TYPE, METHOD_TYPE)->type.minval)
1392
1393 /* Given an array type, give the type of the elements. */
1394 /* FIXME this use of TREE_TYPE conflicts with something or other. */
1395 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE (ATYPE)
1396
1397 /* True if class TYPE has been loaded (i.e. parsed plus laid out).
1398    (The check for CLASS_PARSED_P is needed because of Object and Class.) */
1399 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \
1400                               && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE)))
1401
1402 /* True if class TYPE has been parsed (first pass). */
1403 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE)
1404
1405 /* True of a RECORD_TYPE of a class/interface type (not array type) */
1406 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE)
1407
1408 /* True if class TYPE was requested (on command line) to be compiled.*/
1409 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) TYPE_LANG_FLAG_5 (TYPE)
1410
1411 /* True if class TYPE is currently being laid out. Helps in detection
1412    of inheritance cycle occurring as a side effect of performing the
1413    layout of a class.  */
1414 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE)
1415
1416 /* True if ID is a qualified named (contains . or /) */
1417 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID)
1418
1419 /* True if ID is a command-line specified filename */
1420 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID)
1421
1422 /* True if filename ID has already been parsed */
1423 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID)
1424
1425 /* True if TYPE (a TREE_TYPE denoting a class type) was found to
1426    feature a finalizer method. */
1427 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR)
1428
1429 /* True if NODE belongs to an inner class TYPE_DECL node.
1430    Verifies that NODE as the attributes of a decl.  */
1431 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE  \
1432                                   && DECL_CONTEXT (NODE))
1433
1434 /* True if NODE belongs to an inner class RECORD_TYPE node. Checks
1435    that TYPE_NAME bears a decl. An array type wouldn't.  */
1436 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \
1437                                   && DECL_CONTEXT (TYPE_NAME (NODE)))
1438
1439 /* True if the class type NODE was declared in an inner scope and is
1440    not a toplevel class */
1441 #define PURE_INNER_CLASS_TYPE_P(NODE) \
1442   (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE)))
1443
1444 /* True if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class.  */
1445 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ?                  \
1446                              INNER_CLASS_DECL_P (NODE) :                      \
1447                              (TREE_CODE (NODE) == RECORD_TYPE ?               \
1448                               INNER_CLASS_TYPE_P (NODE) :                     \
1449                               (abort (), 0)))
1450
1451 /* On a TYPE_DECL, hold the list of inner classes defined within the
1452    scope of TYPE_DECL.  */
1453 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (TYPE_DECL_CHECK (NODE))
1454
1455 /* Add a FIELD_DECL to RECORD_TYPE RTYPE.
1456    The field has name NAME (a char*), and type FTYPE.
1457    Unless this is the first field, FIELD most hold the previous field.
1458    FIELD is set to the newly created FIELD_DECL.
1459
1460    We set DECL_ARTIFICIAL so these fields get skipped by make_class_data
1461    if compiling java.lang.Object or java.lang.Class. */
1462
1463 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \
1464 { tree _field = build_decl (FIELD_DECL, get_identifier ((NAME)), (FTYPE)); \
1465   if (TYPE_FIELDS (RTYPE) == NULL_TREE) \
1466     TYPE_FIELDS (RTYPE) = _field;       \
1467   else                                  \
1468     TREE_CHAIN(FIELD) = _field;         \
1469   DECL_CONTEXT (_field) = (RTYPE);      \
1470   DECL_ARTIFICIAL (_field) = 1;         \
1471   FIELD = _field; }
1472
1473 #define FINISH_RECORD(RTYPE) layout_type (RTYPE)
1474
1475 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */
1476 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) \
1477   do \
1478     { \
1479       CONS = build_constructor ((CTYPE), VEC_alloc (constructor_elt, gc, 0)); \
1480       CONSTRUCTOR_APPEND_ELT (CONSTRUCTOR_ELTS (CONS), TYPE_FIELDS (CTYPE), \
1481                               NULL); \
1482     } \
1483   while (0)
1484
1485 /* Append a field initializer to CONS for the dummy field for the inherited
1486    fields.  The dummy field has the given VALUE, and the same type as the
1487    super-class.   Must be specified before calls to PUSH_FIELD_VALUE. */
1488 #define PUSH_SUPER_VALUE(CONS, VALUE) \
1489   do \
1490     { \
1491       constructor_elt *_elt___ = VEC_last (constructor_elt, \
1492                                            CONSTRUCTOR_ELTS (CONS)); \
1493       tree _next___ = TREE_CHAIN (_elt___->index); \
1494       gcc_assert (!DECL_NAME (_elt___->index)); \
1495       _elt___->value = VALUE; \
1496       CONSTRUCTOR_APPEND_ELT (CONSTRUCTOR_ELTS (CONS), _next___, NULL); \
1497     } \
1498   while (0)
1499
1500 /* Append a field initializer to CONS for a field with the given VALUE.
1501    NAME is a char* string used for error checking;
1502    the initializer must be specified in order. */
1503 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE)                             \
1504   do \
1505     { \
1506       constructor_elt *_elt___ = VEC_last (constructor_elt, \
1507                                            CONSTRUCTOR_ELTS (CONS)); \
1508       tree _next___ = TREE_CHAIN (_elt___->index); \
1509       gcc_assert (strcmp (IDENTIFIER_POINTER (DECL_NAME (_elt___->index)), \
1510                           NAME) == 0); \
1511       _elt___->value = VALUE; \
1512       CONSTRUCTOR_APPEND_ELT (CONSTRUCTOR_ELTS (CONS), _next___, NULL); \
1513     } \
1514   while (0)
1515
1516 /* Finish creating a record CONSTRUCTOR CONS. */
1517 #define FINISH_RECORD_CONSTRUCTOR(CONS) \
1518   VEC_pop (constructor_elt, CONSTRUCTOR_ELTS (CONS))
1519
1520 #define BLOCK_EXPR_DECLS(NODE)  BLOCK_VARS(NODE)
1521 #define BLOCK_EXPR_BODY(NODE)   BLOCK_SUBBLOCKS(NODE)
1522
1523 #define BUILD_MONITOR_ENTER(WHERE, ARG)                                 \
1524   {                                                                     \
1525     (WHERE) = build_call_nary (int_type_node,                           \
1526                                build_address_of (soft_monitorenter_node), \
1527                                1, (ARG));                               \
1528     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1529   }
1530
1531 #define BUILD_MONITOR_EXIT(WHERE, ARG)                                  \
1532   {                                                                     \
1533     (WHERE) = build_call_nary (int_type_node,                           \
1534                                build_address_of (soft_monitorexit_node), \
1535                                1, (ARG));                               \
1536     TREE_SIDE_EFFECTS (WHERE) = 1;                                      \
1537   }
1538
1539 /* True when we can perform static class initialization optimization */
1540 #define STATIC_CLASS_INIT_OPT_P() \
1541   (flag_optimize_sci && (optimize >= 2))
1542
1543 /* These are the possible values for the `state' field of the class
1544    structure.  This must be kept in sync with libgcj.  */
1545 enum
1546 {
1547   JV_STATE_NOTHING = 0,         /* Set by compiler.  */
1548
1549   JV_STATE_PRELOADING = 1,      /* Can do _Jv_FindClass.  */
1550   JV_STATE_LOADING = 3,         /* Has super installed.  */
1551   JV_STATE_READ = 4,            /* Has been completely defined.  */
1552   JV_STATE_LOADED = 5,          /* Has Miranda methods defined.  */
1553
1554   JV_STATE_COMPILED = 6,        /* This was a compiled class.  */
1555
1556   JV_STATE_PREPARED = 7,        /* Layout & static init done.  */
1557   JV_STATE_LINKED = 9,          /* Strings interned.  */
1558
1559   JV_STATE_IN_PROGRESS = 10,    /* <Clinit> running.  */
1560   JV_STATE_ERROR = 12,
1561
1562   JV_STATE_DONE = 14            /* Must be last.  */
1563 };
1564
1565 #undef DEBUG_JAVA_BINDING_LEVELS
1566
1567 extern void java_genericize (tree);
1568 extern int java_gimplify_expr (tree *, tree *, tree *);
1569
1570 extern FILE *finput;
1571
1572 #endif /* ! GCC_JAVA_TREE_H */