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 4 Free Software Foundation, Inc. 5 6 This file is part of GNU CC. 7 8 GNU CC 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 2, or (at your option) 11 any later version. 12 13 GNU CC 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 GNU CC; see the file COPYING. If not, write to 20 the Free Software Foundation, 59 Temple Place - Suite 330, 21 Boston, MA 02111-1307, USA. 22 23 Java and all Java-based marks are trademarks or registered trademarks 24 of Sun Microsystems, Inc. in the United States and other countries. 25 The Free Software Foundation is independent of Sun Microsystems, Inc. */ 26 27 /* Hacked by Per Bothner <bothner@cygnus.com> February 1996. */ 28 29 #include "hashtab.h" 30 31 /* Java language-specific tree codes. */ 32 #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM, 33 enum java_tree_code { 34 __DUMMY = LAST_AND_UNUSED_TREE_CODE, 35 #include "java-tree.def" 36 LAST_JAVA_TREE_CODE 37 }; 38 #undef DEFTREECODE 39 40 struct JCF; 41 42 /* Usage of TREE_LANG_FLAG_?: 43 0: IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P (in IDENTIFIER_NODE) 44 RESOLVE_EXPRESSION_NAME_P (in EXPR_WITH_FILE_LOCATION) 45 FOR_LOOP_P (in LOOP_EXPR) 46 SUPPRESS_UNREACHABLE_ERROR (for other _EXPR nodes) 47 ANONYMOUS_CLASS_P (in RECORD_TYPE) 48 ARG_FINAL_P (in TREE_LIST) 49 1: CLASS_HAS_SUPER_FLAG (in TREE_VEC). 50 IS_A_CLASSFILE_NAME (in IDENTIFIER_NODE) 51 COMPOUND_ASSIGN_P (in EXPR (binop_*)) 52 LOCAL_CLASS_P (in RECORD_TYPE) 53 BLOCK_IS_IMPLICIT (in BLOCK) 54 JAVA_FILE_P (in TREE_LIST in current_file_list) 55 2: RETURN_MAP_ADJUSTED (in TREE_VEC). 56 QUALIFIED_P (in IDENTIFIER_NODE) 57 PRIMARY_P (in EXPR_WITH_FILE_LOCATION) 58 MODIFY_EXPR_FROM_INITIALIZATION_P (in MODIFY_EXPR) 59 CLASS_METHOD_CHECKED_P (in RECORD_TYPE) 60 CLASS_FILE_P (in TREE_LIST in current_file_list) 61 3: IS_AN_IMPORT_ON_DEMAND_P (in IDENTIFIER_NODE) 62 RESOLVE_PACKAGE_NAME_P (in EXPR_WITH_FILE_LOCATION) 63 SWITCH_HAS_DEFAULT (in SWITCH_EXPR) 64 ZIP_FILE_P (in TREE_LIST in current_file_list) 65 HAS_FINALIZER (in RECORD_TYPE) 66 4: IS_A_COMMAND_LINE_FILENAME_P (in IDENTIFIER_NODE) 67 RESOLVE_TYPE_NAME_P (in EXPR_WITH_FILE_LOCATION) 68 CALL_USING_SUPER (in CALL_EXPR) 69 IS_ARRAY_LENGTH_ACCESS (in INDIRECT_REF) 70 5: HAS_BEEN_ALREADY_PARSED_P (in IDENTIFIER_NODE) 71 IS_BREAK_STMT_P (in EXPR_WITH_FILE_LOCATION) 72 IS_CRAFTED_STRING_BUFFER_P (in CALL_EXPR) 73 IS_INIT_CHECKED (in SAVE_EXPR) 74 6: CAN_COMPLETE_NORMALLY (in statement nodes) 75 OUTER_FIELD_ACCESS_IDENTIFIER_P (in IDENTIFIER_NODE) 76 77 Usage of TYPE_LANG_FLAG_?: 78 0: CLASS_ACCESS0_GENERATED_P (in RECORD_TYPE) 79 1: TYPE_ARRAY_P (in RECORD_TYPE). 80 2: CLASS_PARSED_P (in RECORD_TYPE). 81 3: CLASS_FROM_SOURCE_P (in RECORD_TYPE). 82 4: CLASS_P (in RECORD_TYPE). 83 5: CLASS_FROM_CURRENTLY_COMPILED_SOURCE_P (in RECORD_TYPE) 84 6: CLASS_BEING_LAIDOUT (in RECORD_TYPE) 85 86 Usage of DECL_LANG_FLAG_?: 87 0: METHOD_DEPRECATED (in FUNCTION_DECL). 88 FIELD_DEPRECATED (in FIELD_DECL). 89 CLASS_DEPRECATED (in TYPE_DECL). 90 1: METHOD_PUBLIC (in FUNCTION_DECL). 91 FIELD_PUBLIC (in FIELD_DECL). 92 CLASS_PUBLIC (in TYPE_DECL). 93 2: METHOD_STATIC (in FUNCTION_DECL). 94 (But note that FIELD_STATIC uses TREE_STATIC!) 95 FIELD_SYNTHETIC (in FIELD_DECL) 96 CLASS_COMPLETE_P (in TYPE_DECL) 97 3: METHOD_FINAL (in FUNCTION_DECL) 98 FIELD_FINAL (in FIELD_DECL) 99 CLASS_FINAL (in TYPE_DECL) 100 DECL_FINAL (in any decl) 101 4: METHOD_SYNCHRONIZED (in FUNCTION_DECL). 102 LABEL_IN_SUBR (in LABEL_DECL) 103 CLASS_INTERFACE (in TYPE_DECL) 104 FIELD_VOLATILE (int FIELD_DECL) 105 5: METHOD_ABSTRACT (in FUNCTION_DECL). 106 LABEL_IS_SUBR_START (in LABEL_DECL) 107 CLASS_ABSTRACT (in TYPE_DECL) 108 FIELD_TRANSIENT (in FIELD_DECL) 109 6: METHOD_TRANSIENT (in FUNCTION_DECL) 110 LABEL_CHANGED (in LABEL_DECL) 111 CLASS_SUPER (in TYPE_DECL, ACC_SUPER flag) 112 FIELD_LOCAL_ALIAS (in FIELD_DECL) 113 7: DECL_CONSTRUCTOR_P (in FUNCTION_DECL). 114 CLASS_STATIC (in TYPE_DECL) 115 FIELD_LOCAL_ALIAS_USED (in FIELD_DECL) 116 FIELD_THISN (in FIELD_DECL) 117 */ 118 119 /* True if the class whose TYPE_BINFO this is has a superclass. 120 (True of all classes except Object.) */ 121 #define CLASS_HAS_SUPER_FLAG(BINFO) TREE_LANG_FLAG_1(BINFO) 122 #define CLASS_HAS_SUPER(TYPE) CLASS_HAS_SUPER_FLAG (TYPE_BINFO (TYPE)) 123 124 /* Return the supertype of class TYPE, or NULL_TREE is it has none. */ 125 #define CLASSTYPE_SUPER(TYPE) (CLASS_HAS_SUPER (TYPE) ? \ 126 BINFO_TYPE (TREE_VEC_ELT (TYPE_BINFO_BASETYPES (TYPE), 0)) : NULL_TREE) 127 128 /* True if the class we are compiling is a .java source file; 129 false if it is a .class bytecode file. */ 130 extern int compiling_from_source; 131 132 /* The class defined by the actual (main) file we are compiling. */ 133 #define main_class \ 134 java_global_trees[JTI_MAIN_CLASS] 135 136 /* The class we are currently processing. */ 137 #define current_class \ 138 java_global_trees[JTI_CURRENT_CLASS] 139 140 /* List of all class DECLs seen so far. */ 141 #define all_class_list \ 142 java_global_trees[JTI_ALL_CLASS_LIST] 143 144 /* List of all class filenames seen so far. */ 145 #define all_class_filename java_global_trees [JTI_ALL_CLASS_FILENAME] 146 147 /* List of virtual method decls called in this translation unit, used to 148 generate virtual method offset symbol table. */ 149 #define otable_methods java_global_trees [JTI_OTABLE_METHODS] 150 151 /* The virtual method offset table. This is emitted as uninitialized data of 152 the required length, and filled out at run time during class linking. */ 153 #define otable_decl java_global_trees [JTI_OTABLE_DECL] 154 155 /* The virtual method offset symbol table. Used by the runtime to fill out the 156 otable. */ 157 #define otable_syms_decl java_global_trees [JTI_OTABLE_SYMS_DECL] 158 159 extern int flag_emit_class_files; 160 161 extern int flag_filelist_file; 162 163 /* When nonzero, permit the use of the assert keyword. */ 164 165 extern int flag_assert; 166 167 /* When nonzero, assume all native functions are implemented with 168 JNI, not CNI. */ 169 170 extern int flag_jni; 171 172 /* When nonzero, report the now deprecated empty statements. */ 173 174 extern int flag_extraneous_semicolon; 175 176 /* When nonzero, always check for a non gcj generated classes archive. */ 177 178 extern int flag_force_classes_archive_check; 179 180 /* When nonzero, we emit xref strings. Values of the flag for xref 181 backends are defined in xref.h. */ 182 183 extern int flag_emit_xref; 184 185 /* When doing xrefs, tell when not to fold. */ 186 extern int do_not_fold; 187 188 /* Resource name. */ 189 extern char * resource_name; 190 191 /* Turned to 1 if -Wall was encountered. See lang.c for their meanings. */ 192 extern int flag_wall; 193 extern int flag_redundant; 194 extern int flag_not_overriding; 195 extern int flag_static_local_jdk1_1; 196 197 /* When nonzero, warn when source file is newer than matching class 198 file. */ 199 extern int flag_newer; 200 201 /* When nonzero, call a library routine to do integer divisions. */ 202 extern int flag_use_divide_subroutine; 203 204 /* When nonzero, generate code for the Boehm GC. */ 205 extern int flag_use_boehm_gc; 206 207 /* When nonzero, assume the runtime uses a hash table to map an 208 object to its synchronization structure. */ 209 extern int flag_hash_synchronization; 210 211 /* When nonzero, generate checks for references to NULL. */ 212 extern int flag_check_references; 213 214 /* Used through STATIC_CLASS_INIT_OPT_P to check whether static 215 initialization optimization should be performed. */ 216 extern int flag_optimize_sci; 217 218 /* When nonzero, use offset tables for virtual method calls 219 in order to improve binary compatibility. */ 220 extern int flag_indirect_dispatch; 221 222 /* When zero, don't generate runtime array store checks. */ 223 extern int flag_store_check; 224 225 /* Encoding used for source files. */ 226 extern const char *current_encoding; 227 228 /* The Java .class file that provides main_class; the main input file. */ 229 extern struct JCF *current_jcf; 230 231 typedef struct CPool constant_pool; 232 233 #define CONSTANT_ResolvedFlag 16 234 235 /* The cpool->data[i] for a ResolvedString points to a STRING_CST. */ 236 #define CONSTANT_ResolvedString (CONSTANT_String+CONSTANT_ResolvedFlag) 237 238 /* The cpool->data[i] for a ResolvedClass points to a RECORD_TYPE. */ 239 #define CONSTANT_ResolvedClass (CONSTANT_Class+CONSTANT_ResolvedFlag) 240 241 #define CPOOL_UTF(CPOOL, INDEX) ((tree) (CPOOL)->data[INDEX]) 242 243 /* A NameAndType constant is represented as a TREE_LIST. 244 The type is the signature string (as an IDENTIFIER_NODE). */ 245 246 #define NAME_AND_TYPE_NAME(CPOOL, IDX) \ 247 CPOOL_UTF(CPOOL, CPOOL_USHORT1(CPOOL, IDX)) 248 #define NAME_AND_TYPE_SIGNATURE(CPOOL, IDX) \ 249 CPOOL_UTF(CPOOL, CPOOL_USHORT2(CPOOL, IDX)) 250 251 /* A FieldRef, MethodRef or InterfaceMethodRef constant 252 is represented as a TREE_LIST. */ 253 254 #define COMPONENT_REF_CLASS_INDEX(CPOOL, IDX) CPOOL_USHORT1(CPOOL, IDX) 255 #define COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX) CPOOL_USHORT2(CPOOL, IDX) 256 #define COMPONENT_REF_NAME(CPOOL, IDX) \ 257 NAME_AND_TYPE_NAME (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX)) 258 #define COMPONENT_REF_SIGNATURE(CPOOL, IDX) \ 259 NAME_AND_TYPE_SIGNATURE (CPOOL, COMPONENT_REF_NAME_AND_TYPE(CPOOL, IDX)) 260 261 extern GTY(()) tree java_lang_cloneable_identifier_node; 262 extern GTY(()) tree java_io_serializable_identifier_node; 263 264 enum java_tree_index 265 { 266 JTI_PROMOTED_BYTE_TYPE_NODE, 267 JTI_PROMOTED_SHORT_TYPE_NODE, 268 JTI_PROMOTED_CHAR_TYPE_NODE, 269 JTI_PROMOTED_BOOLEAN_TYPE_NODE, 270 271 JTI_BYTE_TYPE_NODE, 272 JTI_SHORT_TYPE_NODE, 273 JTI_INT_TYPE_NODE, 274 JTI_LONG_TYPE_NODE, 275 276 JTI_UNSIGNED_BYTE_TYPE_NODE, 277 JTI_UNSIGNED_SHORT_TYPE_NODE, 278 JTI_UNSIGNED_INT_TYPE_NODE, 279 JTI_UNSIGNED_LONG_TYPE_NODE, 280 281 JTI_DECIMAL_INT_MAX_NODE, 282 JTI_DECIMAL_LONG_MAX_NODE, 283 284 JTI_BOOLEAN_TYPE_NODE, 285 286 JTI_OBJECT_TYPE_NODE, 287 JTI_UNQUALIFIED_OBJECT_ID_NODE, 288 JTI_OBJECT_PTR_TYPE_NODE, 289 JTI_STRING_TYPE_NODE, 290 JTI_STRING_PTR_TYPE_NODE, 291 JTI_THROWABLE_TYPE_NODE, 292 JTI_EXCEPTION_TYPE_NODE, 293 JTI_RUNTIME_EXCEPTION_TYPE_NODE, 294 JTI_ERROR_EXCEPTION_TYPE_NODE, 295 JTI_RAWDATA_PTR_TYPE_NODE, 296 JTI_CLASS_NOT_FOUND_TYPE_NODE, 297 JTI_NO_CLASS_DEF_FOUND_TYPE_NODE, 298 299 JTI_BYTE_ARRAY_TYPE_NODE, 300 JTI_SHORT_ARRAY_TYPE_NODE, 301 JTI_INT_ARRAY_TYPE_NODE, 302 JTI_LONG_ARRAY_TYPE_NODE, 303 JTI_BOOLEAN_ARRAY_TYPE_NODE, 304 JTI_CHAR_ARRAY_TYPE_NODE, 305 JTI_DOUBLE_ARRAY_TYPE_NODE, 306 JTI_FLOAT_ARRAY_TYPE_NODE, 307 JTI_ARRAY_ARRAY_TYPE_NODE, 308 JTI_OBJECT_ARRAY_TYPE_NODE, 309 JTI_STRING_ARRAY_TYPE_NODE, 310 JTI_BOOLEAN_ARRAY_VTABLE, 311 JTI_BYTE_ARRAY_VTABLE, 312 JTI_CHAR_ARRAY_VTABLE, 313 JTI_SHORT_ARRAY_VTABLE, 314 JTI_INT_ARRAY_VTABLE, 315 JTI_LONG_ARRAY_VTABLE, 316 JTI_FLOAT_ARRAY_VTABLE, 317 JTI_DOUBLE_ARRAY_VTABLE, 318 JTI_TYPE_IDENTIFIER_NODE, 319 JTI_INIT_IDENTIFIER_NODE, 320 JTI_CLINIT_IDENTIFIER_NODE, 321 JTI_FINIT_IDENTIFIER_NODE, 322 JTI_INSTINIT_IDENTIFIER_NODE, 323 JTI_VOID_SIGNATURE_NODE, 324 JTI_LENGTH_IDENTIFIER_NODE, 325 JTI_FINALIZE_IDENTIFIER_NODE, 326 JTI_THIS_IDENTIFIER_NODE, 327 JTI_SUPER_IDENTIFIER_NODE, 328 JTI_CONTINUE_IDENTIFIER_NODE, 329 JTI_ACCESS0_IDENTIFIER_NODE, 330 JTI_CLASSDOLLAR_IDENTIFIER_NODE, 331 JTI_ONE_ELT_ARRAY_DOMAIN_TYPE, 332 333 JTI_RETURN_ADDRESS_TYPE_NODE, 334 335 JTI_BOOLEAN_TRUE_NODE, 336 JTI_BOOLEAN_FALSE_NODE, 337 338 JTI_LONG_ZERO_NODE, 339 JTI_FLOAT_ZERO_NODE, 340 JTI_DOUBLE_ZERO_NODE, 341 JTI_INTEGER_TWO_NODE, 342 JTI_INTEGER_FOUR_NODE, 343 JTI_EMPTY_STMT_NODE, 344 345 JTI_METHODTABLE_TYPE, 346 JTI_METHODTABLE_PTR_TYPE, 347 348 JTI_UTF8CONST_TYPE, 349 JTI_UTF8CONST_PTR_TYPE, 350 351 JTI_CLASS_TYPE_NODE, 352 JTI_CLASS_PTR_TYPE, 353 JTI_FIELD_TYPE_NODE, 354 JTI_CONSTANTS_TYPE_NODE, 355 JTI_DTABLE_TYPE, 356 JTI_DTABLE_PTR_TYPE, 357 JTI_FIELD_PTR_TYPE_NODE, 358 JTI_FIELD_INFO_UNION_NODE, 359 JTI_EXCEPTION_TYPE, 360 JTI_EXCEPTION_PTR_TYPE, 361 JTI_LINENUMBERENTRY_TYPE, 362 JTI_LINENUMBERS_TYPE, 363 JTI_METHOD_TYPE_NODE, 364 JTI_METHOD_PTR_TYPE_NODE, 365 JTI_OTABLE_TYPE, 366 JTI_OTABLE_PTR_TYPE, 367 JTI_METHOD_SYMBOL_TYPE, 368 JTI_METHOD_SYMBOLS_ARRAY_TYPE, 369 JTI_METHOD_SYMBOLS_ARRAY_PTR_TYPE, 370 371 JTI_END_PARAMS_NODE, 372 373 JTI_THROW_NODE, 374 JTI_ALLOC_OBJECT_NODE, 375 JTI_ALLOC_NO_FINALIZER_NODE, 376 JTI_SOFT_INSTANCEOF_NODE, 377 JTI_SOFT_CHECKCAST_NODE, 378 JTI_SOFT_INITCLASS_NODE, 379 JTI_SOFT_NEWARRAY_NODE, 380 JTI_SOFT_ANEWARRAY_NODE, 381 JTI_SOFT_MULTIANEWARRAY_NODE, 382 JTI_SOFT_BADARRAYINDEX_NODE, 383 JTI_SOFT_NULLPOINTER_NODE, 384 JTI_SOFT_CHECKARRAYSTORE_NODE, 385 JTI_SOFT_MONITORENTER_NODE, 386 JTI_SOFT_MONITOREXIT_NODE, 387 JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE, 388 JTI_SOFT_LOOKUPJNIMETHOD_NODE, 389 JTI_SOFT_GETJNIENVNEWFRAME_NODE, 390 JTI_SOFT_JNIPOPSYSTEMFRAME_NODE, 391 JTI_SOFT_FMOD_NODE, 392 JTI_SOFT_IDIV_NODE, 393 JTI_SOFT_IREM_NODE, 394 JTI_SOFT_LDIV_NODE, 395 JTI_SOFT_LREM_NODE, 396 397 JTI_ACCESS_FLAGS_TYPE_NODE, 398 399 JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE, 400 401 JTI_WFL_OPERATOR, 402 JTI_CURRENT_CONSTANT_POOL_DATA_REF, 403 404 JTI_MAIN_CLASS, 405 JTI_CURRENT_CLASS, 406 JTI_ALL_CLASS_LIST, 407 JTI_ALL_CLASS_FILENAME, 408 409 JTI_OTABLE_METHODS, 410 JTI_OTABLE_DECL, 411 JTI_OTABLE_SYMS_DECL, 412 413 JTI_PREDEF_FILENAMES, 414 415 JTI_MAX 416 }; 417 418 extern GTY(()) tree java_global_trees[JTI_MAX]; 419 420 /* "Promoted types" that are used for primitive types smaller 421 than int. We could use int_type_node, but then we would lose 422 type information (such as needed for debugging). */ 423 #define promoted_byte_type_node \ 424 java_global_trees[JTI_PROMOTED_BYTE_TYPE_NODE] 425 #define promoted_short_type_node \ 426 java_global_trees[JTI_PROMOTED_SHORT_TYPE_NODE] 427 #define promoted_char_type_node \ 428 java_global_trees[JTI_PROMOTED_CHAR_TYPE_NODE] 429 #define promoted_boolean_type_node \ 430 java_global_trees[JTI_PROMOTED_BOOLEAN_TYPE_NODE] 431 432 #define byte_type_node \ 433 java_global_trees[JTI_BYTE_TYPE_NODE] 434 #define short_type_node \ 435 java_global_trees[JTI_SHORT_TYPE_NODE] 436 #define int_type_node \ 437 java_global_trees[JTI_INT_TYPE_NODE] 438 #define long_type_node \ 439 java_global_trees[JTI_LONG_TYPE_NODE] 440 441 #define unsigned_byte_type_node \ 442 java_global_trees[JTI_UNSIGNED_BYTE_TYPE_NODE] 443 #define unsigned_short_type_node \ 444 java_global_trees[JTI_UNSIGNED_SHORT_TYPE_NODE] 445 #define unsigned_int_type_node \ 446 java_global_trees[JTI_UNSIGNED_INT_TYPE_NODE] 447 #define unsigned_long_type_node \ 448 java_global_trees[JTI_UNSIGNED_LONG_TYPE_NODE] 449 450 #define decimal_int_max \ 451 java_global_trees[JTI_DECIMAL_INT_MAX_NODE] 452 #define decimal_long_max \ 453 java_global_trees[JTI_DECIMAL_LONG_MAX_NODE] 454 455 #define boolean_type_node \ 456 java_global_trees[JTI_BOOLEAN_TYPE_NODE] 457 458 #define object_type_node \ 459 java_global_trees[JTI_OBJECT_TYPE_NODE] 460 #define unqualified_object_id_node \ 461 java_global_trees[JTI_UNQUALIFIED_OBJECT_ID_NODE] 462 #define object_ptr_type_node \ 463 java_global_trees[JTI_OBJECT_PTR_TYPE_NODE] 464 #define string_type_node \ 465 java_global_trees[JTI_STRING_TYPE_NODE] 466 #define string_ptr_type_node \ 467 java_global_trees[JTI_STRING_PTR_TYPE_NODE] 468 #define throwable_type_node \ 469 java_global_trees[JTI_THROWABLE_TYPE_NODE] 470 #define exception_type_node \ 471 java_global_trees[JTI_EXCEPTION_TYPE_NODE] 472 #define runtime_exception_type_node \ 473 java_global_trees[JTI_RUNTIME_EXCEPTION_TYPE_NODE] 474 #define error_exception_type_node \ 475 java_global_trees[JTI_ERROR_EXCEPTION_TYPE_NODE] 476 #define rawdata_ptr_type_node \ 477 java_global_trees[JTI_RAWDATA_PTR_TYPE_NODE] 478 #define class_not_found_type_node \ 479 java_global_trees[JTI_CLASS_NOT_FOUND_TYPE_NODE] 480 #define no_class_def_found_type_node \ 481 java_global_trees[JTI_NO_CLASS_DEF_FOUND_TYPE_NODE] 482 483 #define byte_array_type_node \ 484 java_global_trees[JTI_BYTE_ARRAY_TYPE_NODE] 485 #define short_array_type_node \ 486 java_global_trees[JTI_SHORT_ARRAY_TYPE_NODE] 487 #define int_array_type_node \ 488 java_global_trees[JTI_INT_ARRAY_TYPE_NODE] 489 #define long_array_type_node \ 490 java_global_trees[JTI_LONG_ARRAY_TYPE_NODE] 491 #define boolean_array_type_node \ 492 java_global_trees[JTI_BOOLEAN_ARRAY_TYPE_NODE] 493 #define char_array_type_node \ 494 java_global_trees[JTI_CHAR_ARRAY_TYPE_NODE] 495 #define double_array_type_node \ 496 java_global_trees[JTI_DOUBLE_ARRAY_TYPE_NODE] 497 #define float_array_type_node \ 498 java_global_trees[JTI_FLOAT_ARRAY_TYPE_NODE] 499 #define array_array_type_node \ 500 java_global_trees[JTI_ARRAY_ARRAY_TYPE_NODE] 501 #define object_array_type_node \ 502 java_global_trees[JTI_OBJECT_ARRAY_TYPE_NODE] 503 #define string_array_type_node \ 504 java_global_trees[JTI_STRING_ARRAY_TYPE_NODE] 505 #define boolean_array_vtable \ 506 java_global_trees[JTI_BOOLEAN_ARRAY_VTABLE] 507 #define byte_array_vtable \ 508 java_global_trees[JTI_BYTE_ARRAY_VTABLE] 509 #define char_array_vtable \ 510 java_global_trees[JTI_CHAR_ARRAY_VTABLE] 511 #define short_array_vtable \ 512 java_global_trees[JTI_SHORT_ARRAY_VTABLE] 513 #define int_array_vtable \ 514 java_global_trees[JTI_INT_ARRAY_VTABLE] 515 #define long_array_vtable \ 516 java_global_trees[JTI_LONG_ARRAY_VTABLE] 517 #define float_array_vtable \ 518 java_global_trees[JTI_FLOAT_ARRAY_VTABLE] 519 #define double_array_vtable \ 520 java_global_trees[JTI_DOUBLE_ARRAY_VTABLE] 521 #define TYPE_identifier_node \ 522 java_global_trees[JTI_TYPE_IDENTIFIER_NODE] /* "TYPE" */ 523 #define init_identifier_node \ 524 java_global_trees[JTI_INIT_IDENTIFIER_NODE] /* "<init>" */ 525 #define clinit_identifier_node \ 526 java_global_trees[JTI_CLINIT_IDENTIFIER_NODE] /* "<clinit>" */ 527 #define finit_identifier_node \ 528 java_global_trees[JTI_FINIT_IDENTIFIER_NODE] /* "finit$" */ 529 /* FIXME "instinit$" and "finit$" should be merged */ 530 #define instinit_identifier_node \ 531 java_global_trees[JTI_INSTINIT_IDENTIFIER_NODE] /* "instinit$" */ 532 #define void_signature_node \ 533 java_global_trees[JTI_VOID_SIGNATURE_NODE] /* "()V" */ 534 #define length_identifier_node \ 535 java_global_trees[JTI_LENGTH_IDENTIFIER_NODE] /* "length" */ 536 #define finalize_identifier_node \ 537 java_global_trees[JTI_FINALIZE_IDENTIFIER_NODE] /* "finalize" */ 538 #define this_identifier_node \ 539 java_global_trees[JTI_THIS_IDENTIFIER_NODE] /* "this" */ 540 #define super_identifier_node \ 541 java_global_trees[JTI_SUPER_IDENTIFIER_NODE] /* "super" */ 542 #define continue_identifier_node \ 543 java_global_trees[JTI_CONTINUE_IDENTIFIER_NODE] /* "continue" */ 544 #define access0_identifier_node \ 545 java_global_trees[JTI_ACCESS0_IDENTIFIER_NODE] /* "access$0" */ 546 #define classdollar_identifier_node \ 547 java_global_trees[JTI_CLASSDOLLAR_IDENTIFIER_NODE] /* "class$" */ 548 #define one_elt_array_domain_type \ 549 java_global_trees[JTI_ONE_ELT_ARRAY_DOMAIN_TYPE] 550 /* The type of the return address of a subroutine. */ 551 #define return_address_type_node \ 552 java_global_trees[JTI_RETURN_ADDRESS_TYPE_NODE] 553 554 /* Nodes for boolean constants TRUE and FALSE. */ 555 #define boolean_true_node \ 556 java_global_trees[JTI_BOOLEAN_TRUE_NODE] 557 #define boolean_false_node \ 558 java_global_trees[JTI_BOOLEAN_FALSE_NODE] 559 560 /* Integer constants not declared in tree.h. */ 561 #define long_zero_node \ 562 java_global_trees[JTI_LONG_ZERO_NODE] 563 #define float_zero_node \ 564 java_global_trees[JTI_FLOAT_ZERO_NODE] 565 #define double_zero_node \ 566 java_global_trees[JTI_DOUBLE_ZERO_NODE] 567 #define integer_two_node \ 568 java_global_trees[JTI_INTEGER_TWO_NODE] 569 #define integer_four_node \ 570 java_global_trees[JTI_INTEGER_FOUR_NODE] 571 #define empty_stmt_node \ 572 java_global_trees[JTI_EMPTY_STMT_NODE] 573 574 /* The type for struct methodtable. */ 575 #define methodtable_type \ 576 java_global_trees[JTI_METHODTABLE_TYPE] 577 #define methodtable_ptr_type \ 578 java_global_trees[JTI_METHODTABLE_PTR_TYPE] 579 580 #define utf8const_type \ 581 java_global_trees[JTI_UTF8CONST_TYPE] 582 #define utf8const_ptr_type \ 583 java_global_trees[JTI_UTF8CONST_PTR_TYPE] 584 585 #define class_type_node \ 586 java_global_trees[JTI_CLASS_TYPE_NODE] 587 #define class_ptr_type \ 588 java_global_trees[JTI_CLASS_PTR_TYPE] 589 #define field_type_node \ 590 java_global_trees[JTI_FIELD_TYPE_NODE] 591 #define constants_type_node \ 592 java_global_trees[JTI_CONSTANTS_TYPE_NODE] 593 #define dtable_type \ 594 java_global_trees[JTI_DTABLE_TYPE] 595 #define dtable_ptr_type \ 596 java_global_trees[JTI_DTABLE_PTR_TYPE] 597 #define field_ptr_type_node \ 598 java_global_trees[JTI_FIELD_PTR_TYPE_NODE] 599 #define field_info_union_node \ 600 java_global_trees[JTI_FIELD_INFO_UNION_NODE] 601 #define jexception_type \ 602 java_global_trees[JTI_EXCEPTION_TYPE] 603 #define jexception_ptr_type \ 604 java_global_trees[JTI_EXCEPTION_PTR_TYPE] 605 #define lineNumberEntry_type \ 606 java_global_trees[JTI_LINENUMBERENTRY_TYPE] 607 #define lineNumbers_type \ 608 java_global_trees[JTI_LINENUMBERS_TYPE] 609 #define method_type_node \ 610 java_global_trees[JTI_METHOD_TYPE_NODE] 611 #define method_ptr_type_node \ 612 java_global_trees[JTI_METHOD_PTR_TYPE_NODE] 613 #define otable_type \ 614 java_global_trees[JTI_OTABLE_TYPE] 615 #define otable_ptr_type \ 616 java_global_trees[JTI_OTABLE_PTR_TYPE] 617 #define method_symbol_type \ 618 java_global_trees[JTI_METHOD_SYMBOL_TYPE] 619 #define method_symbols_array_type \ 620 java_global_trees[JTI_METHOD_SYMBOLS_ARRAY_TYPE] 621 #define method_symbols_array_ptr_type \ 622 java_global_trees[JTI_METHOD_SYMBOLS_ARRAY_PTR_TYPE] 623 624 #define end_params_node \ 625 java_global_trees[JTI_END_PARAMS_NODE] 626 627 /* References to internal libjava functions we use. */ 628 #define throw_node \ 629 java_global_trees[JTI_THROW_NODE] 630 #define alloc_object_node \ 631 java_global_trees[JTI_ALLOC_OBJECT_NODE] 632 #define alloc_no_finalizer_node \ 633 java_global_trees[JTI_ALLOC_NO_FINALIZER_NODE] 634 #define soft_instanceof_node \ 635 java_global_trees[JTI_SOFT_INSTANCEOF_NODE] 636 #define soft_checkcast_node \ 637 java_global_trees[JTI_SOFT_CHECKCAST_NODE] 638 #define soft_initclass_node \ 639 java_global_trees[JTI_SOFT_INITCLASS_NODE] 640 #define soft_newarray_node \ 641 java_global_trees[JTI_SOFT_NEWARRAY_NODE] 642 #define soft_anewarray_node \ 643 java_global_trees[JTI_SOFT_ANEWARRAY_NODE] 644 #define soft_multianewarray_node \ 645 java_global_trees[JTI_SOFT_MULTIANEWARRAY_NODE] 646 #define soft_badarrayindex_node \ 647 java_global_trees[JTI_SOFT_BADARRAYINDEX_NODE] 648 #define soft_nullpointer_node \ 649 java_global_trees[JTI_SOFT_NULLPOINTER_NODE] 650 #define soft_checkarraystore_node \ 651 java_global_trees[JTI_SOFT_CHECKARRAYSTORE_NODE] 652 #define soft_monitorenter_node \ 653 java_global_trees[JTI_SOFT_MONITORENTER_NODE] 654 #define soft_monitorexit_node \ 655 java_global_trees[JTI_SOFT_MONITOREXIT_NODE] 656 #define soft_lookupinterfacemethod_node \ 657 java_global_trees[JTI_SOFT_LOOKUPINTERFACEMETHOD_NODE] 658 #define soft_lookupjnimethod_node \ 659 java_global_trees[JTI_SOFT_LOOKUPJNIMETHOD_NODE] 660 #define soft_getjnienvnewframe_node \ 661 java_global_trees[JTI_SOFT_GETJNIENVNEWFRAME_NODE] 662 #define soft_jnipopsystemframe_node \ 663 java_global_trees[JTI_SOFT_JNIPOPSYSTEMFRAME_NODE] 664 #define soft_fmod_node \ 665 java_global_trees[JTI_SOFT_FMOD_NODE] 666 #define soft_idiv_node \ 667 java_global_trees[JTI_SOFT_IDIV_NODE] 668 #define soft_irem_node \ 669 java_global_trees[JTI_SOFT_IREM_NODE] 670 #define soft_ldiv_node \ 671 java_global_trees[JTI_SOFT_LDIV_NODE] 672 #define soft_lrem_node \ 673 java_global_trees[JTI_SOFT_LREM_NODE] 674 675 #define access_flags_type_node \ 676 java_global_trees[JTI_ACCESS_FLAGS_TYPE_NODE] 677 678 #define nativecode_ptr_array_type_node \ 679 java_global_trees[JTI_NATIVECODE_PTR_ARRAY_TYPE_NODE] 680 681 #define predef_filenames \ 682 java_global_trees[JTI_PREDEF_FILENAMES] 683 684 #define nativecode_ptr_type_node ptr_type_node 685 686 /* They need to be reset before processing each class */ 687 extern struct CPool *outgoing_cpool; 688 /* If non-NULL, an ADDR_EXPR referencing a VAR_DECL containing 689 the constant data array for the current class. */ 690 #define current_constant_pool_data_ref \ 691 java_global_trees[JTI_CURRENT_CONSTANT_POOL_DATA_REF] 692 693 #define wfl_operator \ 694 java_global_trees[JTI_WFL_OPERATOR] 695 696 extern const char *cyclic_inheritance_report; 697 698 struct lang_identifier GTY(()) 699 { 700 struct tree_identifier ignore; 701 tree global_value; 702 tree local_value; 703 704 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains 705 * the Utf8Const representation of the identifier. */ 706 tree utf8_ref; 707 }; 708 709 /* The resulting tree type. */ 710 union lang_tree_node 711 GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"), 712 chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)"))) 713 { 714 union tree_node GTY ((tag ("0"), 715 desc ("tree_node_structure (&%h)"))) 716 generic; 717 struct lang_identifier GTY ((tag ("1"))) identifier; 718 }; 719 720 /* Macros for access to language-specific slots in an identifier. */ 721 /* Unless specified, each of these slots contains a DECL node or null. */ 722 723 /* This represents the value which the identifier has in the 724 file-scope namespace. */ 725 #define IDENTIFIER_GLOBAL_VALUE(NODE) \ 726 (((struct lang_identifier *)(NODE))->global_value) 727 /* This represents the value which the identifier has in the current 728 scope. */ 729 #define IDENTIFIER_LOCAL_VALUE(NODE) \ 730 (((struct lang_identifier *)(NODE))->local_value) 731 732 /* Given an identifier NODE, get the corresponding (non-handle) class. 733 For get_identifier ("java.lang.Number"), the result is 734 the struct whose DECL_ASSEMBLER_NAME is "Classjava_lang_Number". */ 735 #define IDENTIFIER_CLASS_VALUE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE) 736 737 /* Given an identifier NODE, get the corresponding handle class. 738 For get_identifier ("java.lang.Number"), the result is 739 the struct whose DECL_ASSEMBLER_NAME is "Hjava_lang_Number". */ 740 #define IDENTIFIER_HANDLECLASS_VALUE(NODE) ??? 741 742 /* Given a signature of a reference (or array) type, or a method, return the 743 corresponding type (if one has been allocated). 744 Do not use for primitive types, since they may be ambiguous. 745 (E.g. is "I" a signature or a class name?) */ 746 #define IDENTIFIER_SIGNATURE_TYPE(NODE) IDENTIFIER_GLOBAL_VALUE(NODE) 747 748 /* If non-NULL: An ADDR_REF to a VAR_DECL that contains 749 the Utf8Const representation of the identifier. */ 750 #define IDENTIFIER_UTF8_REF(NODE) \ 751 (((struct lang_identifier *)(NODE))->utf8_ref) 752 753 #define IDENTIFIER_UTF8_DECL(NODE) \ 754 TREE_OPERAND((((struct lang_identifier *)(NODE))->utf8_ref), 0) 755 756 /* For a FUNCTION_DECL, if we are compiling a .class file, then this is 757 the position in the .class file of the method code. 758 Specifically, this is the code itself, not the code attribute. */ 759 #define DECL_CODE_OFFSET(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_offset) 760 /* Similarly, the length of the bytecode. */ 761 #define DECL_CODE_LENGTH(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.code_length) 762 /* Similarly, the position of the LineNumberTable attribute. */ 763 #define DECL_LINENUMBERS_OFFSET(DECL) \ 764 (DECL_LANG_SPECIFIC(DECL)->u.f.linenumbers_offset) 765 /* Similarly, the position of the LocalVariableTable attribute 766 (following the standard attribute header). */ 767 #define DECL_LOCALVARIABLES_OFFSET(DECL) \ 768 (DECL_LANG_SPECIFIC(DECL)->u.f.localvariables_offset) 769 770 #define DECL_MAX_LOCALS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_locals) 771 #define DECL_MAX_STACK(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.max_stack) 772 /* Number of local variable slots needed for the arguments of this function. */ 773 #define DECL_ARG_SLOT_COUNT(DECL) \ 774 (DECL_LANG_SPECIFIC(DECL)->u.f.arg_slot_count) 775 /* Information on declaration location */ 776 #define DECL_FUNCTION_WFL(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.wfl) 777 /* List of checked thrown exceptions, as specified with the `throws' 778 keyword */ 779 #define DECL_FUNCTION_THROWS(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.throws_list) 780 /* List of other constructors of the same class that this constructor 781 calls */ 782 #define DECL_CONSTRUCTOR_CALLS(DECL) \ 783 (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor) 784 /* When the function is an access function, the DECL it was trying to 785 access */ 786 #define DECL_FUNCTION_ACCESS_DECL(DECL) \ 787 (DECL_LANG_SPECIFIC(DECL)->u.f.called_constructor) 788 /* The identifier of the access method used to invoke this method from 789 an inner class. */ 790 #define DECL_FUNCTION_INNER_ACCESS(DECL) \ 791 (DECL_LANG_SPECIFIC(DECL)->u.f.inner_access) 792 /* Pointer to the function's current's COMPOUND_EXPR tree (while 793 completing its body) or the function's block */ 794 #define DECL_FUNCTION_BODY(DECL) \ 795 (DECL_LANG_SPECIFIC(DECL)->u.f.function_decl_body) 796 /* How specific the function is (for method selection - Java source 797 code front-end */ 798 #define DECL_SPECIFIC_COUNT(DECL) DECL_ARG_SLOT_COUNT(DECL) 799 /* For each function decl, init_test_table contains a hash table whose 800 entries are keyed on class names, and whose values are local 801 boolean decls. The variables are intended to be TRUE when the 802 class has been initialized in this function, and FALSE otherwise. */ 803 #define DECL_FUNCTION_INIT_TEST_TABLE(DECL) \ 804 (DECL_LANG_SPECIFIC(DECL)->u.f.init_test_table) 805 /* If LOCAL_CLASS_INITIALIZATION_FLAG_P(decl), give class it initializes. */ 806 #define DECL_FUNCTION_INIT_TEST_CLASS(DECL) \ 807 (DECL_LANG_SPECIFIC(DECL)->u.v.slot_chain) 808 /* For each static function decl, itc contains a hash table whose 809 entries are keyed on class named that are definitively initialized 810 in DECL. */ 811 #define DECL_FUNCTION_INITIALIZED_CLASS_TABLE(DECL) \ 812 (DECL_LANG_SPECIFIC(DECL)->u.f.ict) 813 /* A list of all the static method calls in the method DECL (if optimizing). 814 Actually each TREE_VALUE points to a COMPONT_EXPR that wraps the 815 invoation so we can later patch it. */ 816 #define DECL_FUNCTION_STATIC_METHOD_INVOCATION_COMPOUND(DECL) \ 817 (DECL_LANG_SPECIFIC(DECL)->u.f.smic) 818 /* The Number of Artificial Parameters (NAP) DECL contains. this$<n> 819 is excluded, because sometimes created as a parameter before the 820 function decl exists. */ 821 #define DECL_FUNCTION_NAP(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.nap) 822 /* True if DECL is a synthetic ctor. */ 823 #define DECL_FUNCTION_SYNTHETIC_CTOR(DECL) \ 824 (DECL_LANG_SPECIFIC(DECL)->u.f.synthetic_ctor) 825 #define DECL_FIXED_CONSTRUCTOR_P(DECL) \ 826 (DECL_LANG_SPECIFIC(DECL)->u.f.fixed_ctor) 827 828 /* A constructor that calls this. */ 829 #define DECL_INIT_CALLS_THIS(DECL) \ 830 (DECL_LANG_SPECIFIC(DECL)->u.f.init_calls_this) 831 832 /* True when DECL (a field) is Synthetic. */ 833 #define FIELD_SYNTHETIC(DECL) DECL_LANG_FLAG_2 (DECL) 834 835 /* True when DECL aliases an outer context local variable. */ 836 #define FIELD_LOCAL_ALIAS(DECL) DECL_LANG_FLAG_6 (DECL) 837 838 /* True when DECL, which aliases an outer context local variable is 839 used by the inner classe */ 840 #define FIELD_LOCAL_ALIAS_USED(DECL) DECL_LANG_FLAG_7 (DECL) 841 842 /* True when DECL is a this$<n> field. Note that 843 FIELD_LOCAL_ALIAS_USED can be differenciated when tested against 844 FIELD_LOCAL_ALIAS. */ 845 #define FIELD_THISN(DECL) DECL_LANG_FLAG_7 (DECL) 846 847 /* In a LABEL_DECL, a TREE_VEC that saves the type_map at that point. */ 848 #define LABEL_TYPE_STATE(NODE) (DECL_INITIAL (NODE)) 849 850 /* In the label of a subroutine, a dummy label that records the 851 state following a merge of all the ret instructions in this subroutine. */ 852 #define LABEL_RETURN_LABEL(DECL) DECL_ARGUMENTS(DECL) 853 854 /* In the label of a sub-routine, records the type state at return. 855 * A local may be TYPE_UNUSED, which means that the local is not 856 * used (stored to or loaded from) in this subroutine - at least for 857 * code that we have verified so far. */ 858 #define LABEL_RETURN_TYPE_STATE(NODE) LABEL_TYPE_STATE (LABEL_RETURN_LABEL (NODE)) 859 860 /* In a TREE_VEC for a LABEL_RETURN_TYPE_STATE, notes that 861 TREE_VEC_LENGTH has been adjusted to the correct stack size. */ 862 #define RETURN_MAP_ADJUSTED(NODE) TREE_LANG_FLAG_2(NODE) 863 864 /* In the label of a sub-routine, a chain of the return location labels. */ 865 #define LABEL_RETURN_LABELS(node) \ 866 (LABEL_DECL_CHECK (LABEL_RETURN_LABEL(node))->decl.result) 867 868 /* In a LABEL_DECL, the next pending label. 869 See pending_blocks in expr.c. */ 870 #define LABEL_PENDING_CHAIN(NODE) (LABEL_DECL_CHECK (NODE)->decl.result) 871 872 /* In a LABEL_DECL, the corresponding bytecode program counter. */ 873 #define LABEL_PC(NODE) ((NODE)->decl.u2.i) 874 875 /* Used during verification to mark the label has "changed". (See JVM Spec). */ 876 #define LABEL_CHANGED(NODE) DECL_LANG_FLAG_6(NODE) 877 878 /* In a LABEL_DECL, true if we have verified instructions starting here. */ 879 #define LABEL_VERIFIED(NODE) (instruction_bits[LABEL_PC(NODE)]&BCODE_VERIFIED) 880 881 /* True if this code is within a subroutine (target of a jsr). */ 882 #define LABEL_IN_SUBR(NODE) DECL_LANG_FLAG_4(NODE) 883 /* True if this code is the start of a subroutine (target of a jsr). */ 884 #define LABEL_IS_SUBR_START(NODE) DECL_LANG_FLAG_5(NODE) 885 886 /* In a LABEL_DECL, if LABEL_IN_SUBR(NODE), points to start of subroutine. */ 887 #define LABEL_SUBR_START(NODE) DECL_ABSTRACT_ORIGIN(NODE) 888 889 /* In a LABEL_DECL that has LABEL_IS_SUBR_START, this points to the start 890 of surrounding subroutine in the case of a nested subroutine, 891 and NULL_TREE otherwise. */ 892 #define LABEL_SUBR_CONTEXT(NODE) DECL_CONTEXT (LABEL_RETURN_LABEL (NODE)) 893 894 /* The slot number for this local variable. */ 895 #define DECL_LOCAL_SLOT_NUMBER(NODE) \ 896 (DECL_LANG_SPECIFIC(NODE)->u.v.slot_number) 897 /* The start (bytecode) pc for the valid range of this local variable. */ 898 #define DECL_LOCAL_START_PC(NODE) \ 899 (DECL_LANG_SPECIFIC(NODE)->u.v.start_pc) 900 /* The end (bytecode) pc for the valid range of this local variable. */ 901 #define DECL_LOCAL_END_PC(NODE) \ 902 (DECL_LANG_SPECIFIC(NODE)->u.v.end_pc) 903 /* For a VAR_DECLor PARM_DECL, used to chain decls with the same 904 slot_number in decl_map. */ 905 #define DECL_LOCAL_SLOT_CHAIN(NODE) \ 906 (DECL_LANG_SPECIFIC(NODE)->u.v.slot_chain) 907 /* For a FIELD_DECL, holds the name of the access method. Used to 908 read/write the content of the field from an inner class. */ 909 #define FIELD_INNER_ACCESS(DECL) \ 910 (DECL_LANG_SPECIFIC(DECL)->u.v.am) 911 /* Safely tests whether FIELD_INNER_ACCESS exists or not. */ 912 #define FIELD_INNER_ACCESS_P(DECL) \ 913 DECL_LANG_SPECIFIC (DECL) && FIELD_INNER_ACCESS (DECL) 914 /* True if a final variable was initialized upon its declaration, 915 or (if a field) in an initializer. Set after definite assignment. */ 916 #define DECL_FIELD_FINAL_IUD(NODE) \ 917 (DECL_LANG_SPECIFIC(NODE)->u.v.final_iud) 918 /* The original WFL of a final variable. */ 919 #define DECL_FIELD_FINAL_WFL(NODE) \ 920 (DECL_LANG_SPECIFIC(NODE)->u.v.wfl) 921 /* In a FUNCTION_DECL for which DECL_BUILT_IN does not hold, this is 922 the approximate number of statements in this function. There is 923 no need for this number to be exact; it is only used in various 924 heuristics regarding optimization. */ 925 #define DECL_NUM_STMTS(NODE) \ 926 (FUNCTION_DECL_CHECK (NODE)->decl.u1.i) 927 /* True if NODE is a local variable final. */ 928 #define LOCAL_FINAL_P(NODE) (DECL_LANG_SPECIFIC (NODE) && DECL_FINAL (NODE)) 929 /* True if NODE is a final field. */ 930 #define FINAL_VARIABLE_P(NODE) (FIELD_FINAL (NODE) && !FIELD_STATIC (NODE)) 931 /* True if NODE is a class final field. */ 932 #define CLASS_FINAL_VARIABLE_P(NODE) \ 933 (FIELD_FINAL (NODE) && FIELD_STATIC (NODE)) 934 /* True if NODE is a class initialization flag. This macro accesses 935 the flag to read or set it. */ 936 #define LOCAL_CLASS_INITIALIZATION_FLAG(NODE) \ 937 (DECL_LANG_SPECIFIC(NODE)->u.v.cif) 938 /* True if NODE is a class initialization flag. */ 939 #define LOCAL_CLASS_INITIALIZATION_FLAG_P(NODE) \ 940 (DECL_LANG_SPECIFIC (NODE) && LOCAL_CLASS_INITIALIZATION_FLAG(NODE)) 941 /* Create a DECL_LANG_SPECIFIC if necessary. */ 942 #define MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC(T) \ 943 if (DECL_LANG_SPECIFIC (T) == NULL) \ 944 { \ 945 DECL_LANG_SPECIFIC ((T)) \ 946 = ((struct lang_decl *) \ 947 ggc_alloc_cleared (sizeof (struct lang_decl))); \ 948 DECL_LANG_SPECIFIC (T)->desc = LANG_DECL_VAR; \ 949 } 950 951 /* A ConstantExpression, after folding and name resolution. */ 952 #define CONSTANT_VALUE_P(NODE) \ 953 (TREE_CODE (NODE) == STRING_CST \ 954 || (TREE_CODE (NODE) == INTEGER_CST \ 955 && TREE_CODE (TREE_TYPE (NODE)) != POINTER_TYPE) \ 956 || TREE_CODE (NODE) == REAL_CST) 957 958 /* For a local VAR_DECL, holds the index into a words bitstring that 959 specifies if this decl is definitively assigned. 960 The value -1 means the variable has been definitely assigned (and not 961 definitely unassigned). The value -2 means we already reported an error. */ 962 #define DECL_BIT_INDEX(DECL) (DECL_CHECK (DECL)->decl.pointer_alias_set) 963 964 /* DECL_LANG_SPECIFIC for FUNCTION_DECLs. */ 965 struct lang_decl_func GTY(()) 966 { 967 /* tree chain; not yet used. */ 968 long code_offset; 969 int code_length; 970 long linenumbers_offset; 971 long localvariables_offset; 972 int arg_slots; 973 int max_locals; 974 int max_stack; 975 int arg_slot_count; 976 tree wfl; /* Information on the original location */ 977 tree throws_list; /* Exception specified by `throws' */ 978 tree function_decl_body; /* Hold all function's statements */ 979 tree called_constructor; /* When decl is a constructor, the 980 list of other constructor it calls */ 981 982 /* Class initialization test variables */ 983 htab_t GTY ((param_is (struct treetreehash_entry))) init_test_table; 984 985 /* Initialized (static) Class Table */ 986 htab_t GTY ((param_is (union tree_node))) ict; 987 988 tree smic; /* Static method invocation compound */ 989 tree inner_access; /* The identifier of the access method 990 used for invocation from inner classes */ 991 int nap; /* Number of artificial parameters */ 992 unsigned int native : 1; /* Nonzero if this is a native method */ 993 unsigned int synthetic_ctor : 1; /* Nonzero if this is a synthetic ctor */ 994 unsigned int init_final : 1; /* Nonzero all finals are initialized */ 995 unsigned int fixed_ctor : 1; 996 unsigned int init_calls_this : 1; 997 unsigned int strictfp : 1; 998 }; 999 1000 struct treetreehash_entry GTY(()) 1001 { 1002 tree key; 1003 tree value; 1004 }; 1005 1006 extern tree java_treetreehash_find PARAMS ((htab_t, tree)); 1007 extern tree * java_treetreehash_new PARAMS ((htab_t, tree)); 1008 extern htab_t java_treetreehash_create PARAMS ((size_t size, int ggc)); 1009 1010 /* DECL_LANG_SPECIFIC for VAR_DECL, PARM_DECL and sometimes FIELD_DECL 1011 (access methods on outer class fields) and final fields. */ 1012 struct lang_decl_var GTY(()) 1013 { 1014 int slot_number; 1015 int start_pc; 1016 int end_pc; 1017 tree slot_chain; 1018 tree am; /* Access method for this field (1.1) */ 1019 tree wfl; /* Original wfl */ 1020 unsigned int final_iud : 1; /* Final initialized upon declaration */ 1021 unsigned int cif : 1; /* True: decl is a class initialization flag */ 1022 }; 1023 1024 /* This is what 'lang_decl' really points to. */ 1025 1026 enum lang_decl_desc { 1027 LANG_DECL_FUNC, 1028 LANG_DECL_VAR 1029 }; 1030 1031 struct lang_decl GTY(()) 1032 { 1033 enum lang_decl_desc desc; 1034 union lang_decl_u { 1035 struct lang_decl_func GTY ((tag ("LANG_DECL_FUNC"))) f; 1036 struct lang_decl_var GTY ((tag ("LANG_DECL_VAR"))) v; 1037 } GTY ((desc ("%0.desc"))) u; 1038 }; 1039 1040 /* Macro to access fields in `struct lang_type'. */ 1041 1042 #define TYPE_SIGNATURE(T) (TYPE_LANG_SPECIFIC(T)->signature) 1043 #define TYPE_JCF(T) (TYPE_LANG_SPECIFIC(T)->jcf) 1044 #define TYPE_CPOOL(T) (TYPE_LANG_SPECIFIC(T)->cpool) 1045 #define TYPE_CPOOL_DATA_REF(T) (TYPE_LANG_SPECIFIC(T)->cpool_data_ref) 1046 #define MAYBE_CREATE_TYPE_TYPE_LANG_SPECIFIC(T) \ 1047 if (TYPE_LANG_SPECIFIC ((T)) == NULL) \ 1048 { \ 1049 TYPE_LANG_SPECIFIC ((T)) = \ 1050 ((struct lang_type *) \ 1051 ggc_alloc_cleared (sizeof (struct lang_type))); \ 1052 } 1053 1054 #define TYPE_FINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->finit_stmt_list) 1055 #define TYPE_CLINIT_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->clinit_stmt_list) 1056 #define TYPE_II_STMT_LIST(T) (TYPE_LANG_SPECIFIC(T)->ii_block) 1057 /* The decl of the synthetic method `class$' used to handle `.class' 1058 for non primitive types when compiling to bytecode. */ 1059 #define TYPE_DOT_CLASS(T) (TYPE_LANG_SPECIFIC(T)->dot_class) 1060 #define TYPE_PACKAGE_LIST(T) (TYPE_LANG_SPECIFIC(T)->package_list) 1061 #define TYPE_IMPORT_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_list) 1062 #define TYPE_IMPORT_DEMAND_LIST(T) (TYPE_LANG_SPECIFIC(T)->import_demand_list) 1063 #define TYPE_PRIVATE_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->pic) 1064 #define TYPE_PROTECTED_INNER_CLASS(T) (TYPE_LANG_SPECIFIC(T)->poic) 1065 #define TYPE_STRICTFP(T) (TYPE_LANG_SPECIFIC(T)->strictfp) 1066 #define TYPE_USES_ASSERTIONS(T) (TYPE_LANG_SPECIFIC(T)->assertions) 1067 1068 struct lang_type GTY(()) 1069 { 1070 tree signature; 1071 struct JCF * GTY ((skip (""))) jcf; 1072 struct CPool * GTY ((skip (""))) cpool; 1073 tree cpool_data_ref; /* Cached */ 1074 tree finit_stmt_list; /* List of statements finit$ will use */ 1075 tree clinit_stmt_list; /* List of statements <clinit> will use */ 1076 tree ii_block; /* Instance initializer block */ 1077 tree dot_class; /* The decl of the `class$' function that 1078 needs to be invoked and generated when 1079 compiling to bytecode to implement 1080 <non_primitive_type>.class */ 1081 tree package_list; /* List of package names, progressive */ 1082 tree import_list; /* Imported types, in the CU of this class */ 1083 tree import_demand_list; /* Imported types, in the CU of this class */ 1084 unsigned pic:1; /* Private Inner Class. */ 1085 unsigned poic:1; /* Protected Inner Class. */ 1086 unsigned strictfp:1; /* `strictfp' class. */ 1087 unsigned assertions:1; /* Any method uses `assert'. */ 1088 }; 1089 1090 #define JCF_u4 unsigned long 1091 #define JCF_u2 unsigned short 1092 1093 extern void java_parse_file PARAMS ((int)); 1094 extern bool java_mark_addressable PARAMS ((tree)); 1095 extern tree java_type_for_mode PARAMS ((enum machine_mode, int)); 1096 extern tree java_type_for_size PARAMS ((unsigned int, int)); 1097 extern tree java_unsigned_type PARAMS ((tree)); 1098 extern tree java_signed_type PARAMS ((tree)); 1099 extern tree java_signed_or_unsigned_type PARAMS ((int, tree)); 1100 extern tree java_truthvalue_conversion PARAMS ((tree)); 1101 extern void add_assume_compiled PARAMS ((const char *, int)); 1102 extern tree lookup_class PARAMS ((tree)); 1103 extern tree lookup_java_constructor PARAMS ((tree, tree)); 1104 extern tree lookup_java_method PARAMS ((tree, tree, tree)); 1105 extern tree lookup_argument_method PARAMS ((tree, tree, tree)); 1106 extern tree lookup_argument_method2 PARAMS ((tree, tree, tree)); 1107 extern int has_method PARAMS ((tree, tree)); 1108 extern tree promote_type PARAMS ((tree)); 1109 extern tree get_constant PARAMS ((struct JCF*, int)); 1110 extern tree get_name_constant PARAMS ((struct JCF*, int)); 1111 extern tree get_class_constant PARAMS ((struct JCF*, int)); 1112 extern tree parse_signature PARAMS ((struct JCF *jcf, int sig_index)); 1113 extern tree add_field PARAMS ((tree, tree, tree, int)); 1114 extern tree add_method PARAMS ((tree, int, tree, tree)); 1115 extern tree add_method_1 PARAMS ((tree, int, tree, tree)); 1116 extern tree make_class PARAMS ((void)); 1117 extern tree push_class PARAMS ((tree, tree)); 1118 extern tree unmangle_classname PARAMS ((const char *name, int name_length)); 1119 extern tree parse_signature_string PARAMS ((const unsigned char *, int)); 1120 extern tree get_type_from_signature PARAMS ((tree)); 1121 extern void layout_class PARAMS ((tree)); 1122 extern tree layout_class_method PARAMS ((tree, tree, tree, tree)); 1123 extern void layout_class_methods PARAMS ((tree)); 1124 extern tree build_class_ref PARAMS ((tree)); 1125 extern tree build_dtable_decl PARAMS ((tree)); 1126 extern tree build_internal_class_name PARAMS ((tree)); 1127 extern tree build_constants_constructor PARAMS ((void)); 1128 extern tree build_ref_from_constant_pool PARAMS ((int)); 1129 extern void compile_resource_file PARAMS ((char *, const char *)); 1130 extern tree build_utf8_ref PARAMS ((tree)); 1131 extern tree ident_subst PARAMS ((const char*, int, 1132 const char*, int, int, const char*)); 1133 extern tree identifier_subst PARAMS ((const tree, 1134 const char *, int, int, const char *)); 1135 extern int global_bindings_p PARAMS ((void)); 1136 extern int kept_level_p PARAMS ((void)); 1137 extern tree getdecls PARAMS ((void)); 1138 extern void pushlevel PARAMS ((int)); 1139 extern tree poplevel PARAMS ((int,int, int)); 1140 extern void insert_block PARAMS ((tree)); 1141 extern void set_block PARAMS ((tree)); 1142 extern tree pushdecl PARAMS ((tree)); 1143 extern void java_init_decl_processing PARAMS ((void)); 1144 extern void java_dup_lang_specific_decl PARAMS ((tree)); 1145 extern tree build_java_signature PARAMS ((tree)); 1146 extern tree build_java_argument_signature PARAMS ((tree)); 1147 extern void set_java_signature PARAMS ((tree, tree)); 1148 extern tree build_static_field_ref PARAMS ((tree)); 1149 extern tree build_address_of PARAMS ((tree)); 1150 extern tree find_local_variable PARAMS ((int index, tree type, int pc)); 1151 extern tree find_stack_slot PARAMS ((int index, tree type)); 1152 extern tree build_prim_array_type PARAMS ((tree, HOST_WIDE_INT)); 1153 extern tree build_java_array_type PARAMS ((tree, HOST_WIDE_INT)); 1154 extern int is_compiled_class PARAMS ((tree)); 1155 extern tree mangled_classname PARAMS ((const char*, tree)); 1156 extern tree lookup_label PARAMS ((int)); 1157 extern tree pop_type_0 PARAMS ((tree, char**)); 1158 extern tree pop_type PARAMS ((tree)); 1159 extern tree decode_newarray_type PARAMS ((int)); 1160 extern tree lookup_field PARAMS ((tree*, tree)); 1161 extern int is_array_type_p PARAMS ((tree)); 1162 extern HOST_WIDE_INT java_array_type_length PARAMS ((tree)); 1163 extern int read_class PARAMS ((tree)); 1164 extern void load_class PARAMS ((tree, int)); 1165 1166 extern tree check_for_builtin PARAMS ((tree, tree)); 1167 extern void initialize_builtins PARAMS ((void)); 1168 1169 extern tree lookup_name PARAMS ((tree)); 1170 extern tree build_known_method_ref PARAMS ((tree, tree, tree, tree, tree)); 1171 extern tree build_class_init PARAMS ((tree, tree)); 1172 extern tree build_invokevirtual PARAMS ((tree, tree)); 1173 extern tree build_invokeinterface PARAMS ((tree, tree)); 1174 extern tree build_jni_stub PARAMS ((tree)); 1175 extern tree invoke_build_dtable PARAMS ((int, tree)); 1176 extern tree build_field_ref PARAMS ((tree, tree, tree)); 1177 extern void pushdecl_force_head PARAMS ((tree)); 1178 extern tree build_java_binop PARAMS ((enum tree_code, tree, tree, tree)); 1179 extern tree build_java_soft_divmod PARAMS ((enum tree_code, tree, tree, tree)); 1180 extern tree binary_numeric_promotion PARAMS ((tree, tree, tree *, tree *)); 1181 extern tree build_java_arrayaccess PARAMS ((tree, tree, tree)); 1182 extern tree build_java_arraystore_check PARAMS ((tree, tree)); 1183 extern tree build_newarray PARAMS ((int, tree)); 1184 extern tree build_anewarray PARAMS ((tree, tree)); 1185 extern tree build_new_array PARAMS ((tree, tree)); 1186 extern tree build_java_array_length_access PARAMS ((tree)); 1187 extern tree build_java_arraynull_check PARAMS ((tree, tree, tree)); 1188 extern tree build_java_indirect_ref PARAMS ((tree, tree, int)); 1189 extern tree java_check_reference PARAMS ((tree, int)); 1190 extern tree build_get_class PARAMS ((tree)); 1191 extern tree build_instanceof PARAMS ((tree, tree)); 1192 extern tree create_label_decl PARAMS ((tree)); 1193 extern void push_labeled_block PARAMS ((tree)); 1194 extern tree prepare_eh_table_type PARAMS ((tree)); 1195 extern tree build_exception_object_ref PARAMS ((tree)); 1196 extern tree generate_name PARAMS ((void)); 1197 extern void pop_labeled_block PARAMS ((void)); 1198 extern const char *lang_printable_name PARAMS ((tree, int)); 1199 extern tree maybe_add_interface PARAMS ((tree, tree)); 1200 extern void set_super_info PARAMS ((int, tree, tree, int)); 1201 extern void set_class_decl_access_flags PARAMS ((int, tree)); 1202 extern int get_access_flags_from_decl PARAMS ((tree)); 1203 extern int interface_of_p PARAMS ((tree, tree)); 1204 extern int inherits_from_p PARAMS ((tree, tree)); 1205 extern int common_enclosing_context_p PARAMS ((tree, tree)); 1206 extern int enclosing_context_p PARAMS ((tree, tree)); 1207 extern void complete_start_java_method PARAMS ((tree)); 1208 extern tree build_result_decl PARAMS ((tree)); 1209 extern void emit_handlers PARAMS ((void)); 1210 extern void init_outgoing_cpool PARAMS ((void)); 1211 extern void make_class_data PARAMS ((tree)); 1212 extern void register_class PARAMS ((void)); 1213 extern int alloc_name_constant PARAMS ((int, tree)); 1214 extern void emit_register_classes PARAMS ((void)); 1215 extern void emit_offset_symbol_table PARAMS ((void)); 1216 extern void lang_init_source PARAMS ((int)); 1217 extern void write_classfile PARAMS ((tree)); 1218 extern char *print_int_node PARAMS ((tree)); 1219 extern void parse_error_context PARAMS ((tree cl, const char *, ...)) 1220 ATTRIBUTE_PRINTF_2; 1221 extern void finish_class PARAMS ((void)); 1222 extern void java_layout_seen_class_methods PARAMS ((void)); 1223 extern void check_for_initialization PARAMS ((tree, tree)); 1224 1225 extern tree pushdecl_top_level PARAMS ((tree)); 1226 extern int alloc_class_constant PARAMS ((tree)); 1227 extern void init_expr_processing PARAMS ((void)); 1228 extern void push_super_field PARAMS ((tree, tree)); 1229 extern void init_class_processing PARAMS ((void)); 1230 extern int can_widen_reference_to PARAMS ((tree, tree)); 1231 extern int class_depth PARAMS ((tree)); 1232 extern int verify_jvm_instructions PARAMS ((struct JCF *, const unsigned char *, long)); 1233 extern void maybe_pushlevels PARAMS ((int)); 1234 extern void maybe_poplevels PARAMS ((int)); 1235 extern void force_poplevels PARAMS ((int)); 1236 extern int process_jvm_instruction PARAMS ((int, const unsigned char *, long)); 1237 extern int maybe_adjust_start_pc PARAMS ((struct JCF *, int, int, int)); 1238 extern void set_local_type PARAMS ((int, tree)); 1239 extern int merge_type_state PARAMS ((tree)); 1240 extern int push_type_0 PARAMS ((tree)); 1241 extern void push_type PARAMS ((tree)); 1242 extern void load_type_state PARAMS ((tree)); 1243 extern void add_interface PARAMS ((tree, tree)); 1244 extern tree force_evaluation_order PARAMS ((tree)); 1245 extern int verify_constant_pool PARAMS ((struct JCF *)); 1246 extern void start_java_method PARAMS ((tree)); 1247 extern void end_java_method PARAMS ((void)); 1248 extern void give_name_to_locals PARAMS ((struct JCF *)); 1249 extern void note_instructions PARAMS ((struct JCF *, tree)); 1250 extern void expand_byte_code PARAMS ((struct JCF *, tree)); 1251 extern int open_in_zip PARAMS ((struct JCF *, const char *, const char *, int)); 1252 extern void set_constant_value PARAMS ((tree, tree)); 1253 #ifdef jword 1254 extern int find_constant1 PARAMS ((struct CPool *, int, jword)); 1255 extern int find_constant2 PARAMS ((struct CPool *, int, jword, jword)); 1256 #endif 1257 extern int find_utf8_constant PARAMS ((struct CPool *, tree)); 1258 extern int find_string_constant PARAMS ((struct CPool *, tree)); 1259 extern int find_class_constant PARAMS ((struct CPool *, tree)); 1260 extern int find_fieldref_index PARAMS ((struct CPool *, tree)); 1261 extern int find_methodref_index PARAMS ((struct CPool *, tree)); 1262 extern int find_methodref_with_class_index PARAMS ((struct CPool *, tree, tree)); 1263 extern void write_constant_pool PARAMS ((struct CPool *, unsigned char *, int)); 1264 extern int count_constant_pool_bytes PARAMS ((struct CPool *)); 1265 extern int encode_newarray_type PARAMS ((tree)); 1266 #ifdef uint64 1267 extern void format_int PARAMS ((char *, jlong, int)); 1268 extern void format_uint PARAMS ((char *, uint64, int)); 1269 #endif 1270 extern void jcf_trim_old_input PARAMS ((struct JCF *)); 1271 #ifdef BUFSIZ 1272 extern void jcf_print_utf8 PARAMS ((FILE *, const unsigned char *, int)); 1273 extern void jcf_print_char PARAMS ((FILE *, int)); 1274 extern void jcf_print_utf8_replace PARAMS ((FILE *, const unsigned char *, 1275 int, int, int)); 1276 extern const char* open_class PARAMS ((const char *, struct JCF *, 1277 int, const char *)); 1278 #endif 1279 extern void java_debug_context PARAMS ((void)); 1280 extern void safe_layout_class PARAMS ((tree)); 1281 1282 extern tree get_boehm_type_descriptor PARAMS ((tree)); 1283 extern bool class_has_finalize_method PARAMS ((tree)); 1284 extern void java_check_methods PARAMS ((tree)); 1285 extern void init_jcf_parse PARAMS((void)); 1286 extern void init_src_parse PARAMS((void)); 1287 1288 extern int cxx_keyword_p PARAMS ((const char *, int)); 1289 extern tree java_mangle_decl PARAMS ((struct obstack *, tree)); 1290 extern tree java_mangle_class_field PARAMS ((struct obstack *, tree)); 1291 extern tree java_mangle_class_field_from_string PARAMS ((struct obstack *, char *)); 1292 extern tree java_mangle_vtable PARAMS ((struct obstack *, tree)); 1293 extern const char *lang_printable_name_wls PARAMS ((tree, int)); 1294 extern void append_gpp_mangled_name PARAMS ((const char *, int)); 1295 1296 extern void add_predefined_file PARAMS ((tree)); 1297 extern int predefined_filename_p PARAMS ((tree)); 1298 1299 extern void java_optimize_inline PARAMS ((tree)); 1300 extern tree decl_constant_value PARAMS ((tree)); 1301 1302 #if defined(RTX_CODE) && defined (HAVE_MACHINE_MODES) 1303 struct rtx_def * java_expand_expr PARAMS ((tree, rtx, enum machine_mode, 1304 int)); 1305 #endif 1306 extern void java_inlining_merge_static_initializers PARAMS ((tree, void *)); 1307 extern void java_inlining_map_static_initializers PARAMS ((tree, void *)); 1308 1309 #define DECL_FINAL(DECL) DECL_LANG_FLAG_3 (DECL) 1310 1311 /* Access flags etc for a method (a FUNCTION_DECL): */ 1312 1313 #define METHOD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL) 1314 #define METHOD_PRIVATE(DECL) TREE_PRIVATE (DECL) 1315 #define METHOD_PROTECTED(DECL) TREE_PROTECTED (DECL) 1316 #define METHOD_STATIC(DECL) DECL_LANG_FLAG_2 (DECL) 1317 #define METHOD_FINAL(DECL) DECL_FINAL (DECL) 1318 #define METHOD_SYNCHRONIZED(DECL) DECL_LANG_FLAG_4 (DECL) 1319 #define METHOD_NATIVE(DECL) (DECL_LANG_SPECIFIC(DECL)->u.f.native) 1320 #define METHOD_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL) 1321 #define METHOD_TRANSIENT(DECL) DECL_LANG_FLAG_6 (DECL) 1322 #define METHOD_STRICTFP(DECL) (DECL_LANG_SPECIFIC (DECL)->u.f.strictfp) 1323 1324 #define JAVA_FILE_P(NODE) TREE_LANG_FLAG_2 (NODE) 1325 #define CLASS_FILE_P(NODE) TREE_LANG_FLAG_3 (NODE) 1326 #define ZIP_FILE_P(NODE) TREE_LANG_FLAG_4 (NODE) 1327 1328 /* Other predicates on method decls */ 1329 1330 #define DECL_CONSTRUCTOR_P(DECL) DECL_LANG_FLAG_7(DECL) 1331 1332 #define DECL_INIT_P(DECL) (ID_INIT_P (DECL_NAME (DECL))) 1333 #define DECL_FINIT_P(DECL) (ID_FINIT_P (DECL_NAME (DECL))) 1334 #define DECL_CLINIT_P(DECL) (ID_CLINIT_P (DECL_NAME (DECL))) 1335 #define DECL_INSTINIT_P(DECL) (ID_INSTINIT_P (DECL_NAME (DECL))) 1336 1337 /* Predicates on method identifiers. Kept close to other macros using 1338 them */ 1339 #define ID_INIT_P(ID) ((ID) == init_identifier_node) 1340 #define ID_FINIT_P(ID) ((ID) == finit_identifier_node) 1341 #define ID_CLINIT_P(ID) ((ID) == clinit_identifier_node) 1342 #define ID_CLASSDOLLAR_P(ID) ((ID) == classdollar_identifier_node) 1343 #define ID_INSTINIT_P(ID) ((ID) == instinit_identifier_node) 1344 1345 /* Access flags etc for a variable/field (a FIELD_DECL): */ 1346 1347 #define FIELD_PRIVATE(DECL) TREE_PRIVATE (DECL) 1348 #define FIELD_PROTECTED(DECL) TREE_PROTECTED (DECL) 1349 #define FIELD_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL) 1350 #define FIELD_STATIC(DECL) TREE_STATIC (DECL) 1351 #define FIELD_FINAL(DECL) DECL_FINAL (DECL) 1352 #define FIELD_VOLATILE(DECL) DECL_LANG_FLAG_4 (DECL) 1353 #define FIELD_TRANSIENT(DECL) DECL_LANG_FLAG_5 (DECL) 1354 1355 /* Access flags etc for a class (a TYPE_DECL): */ 1356 1357 #define CLASS_PUBLIC(DECL) DECL_LANG_FLAG_1 (DECL) 1358 #define CLASS_FINAL(DECL) DECL_FINAL (DECL) 1359 #define CLASS_INTERFACE(DECL) DECL_LANG_FLAG_4 (DECL) 1360 #define CLASS_ABSTRACT(DECL) DECL_LANG_FLAG_5 (DECL) 1361 #define CLASS_SUPER(DECL) DECL_LANG_FLAG_6 (DECL) 1362 #define CLASS_STATIC(DECL) DECL_LANG_FLAG_7 (DECL) 1363 #define CLASS_PRIVATE(DECL) (TYPE_PRIVATE_INNER_CLASS (TREE_TYPE (DECL))) 1364 #define CLASS_PROTECTED(DECL) (TYPE_PROTECTED_INNER_CLASS (TREE_TYPE (DECL))) 1365 #define CLASS_STRICTFP(DECL) (TYPE_STRICTFP (TREE_TYPE (DECL))) 1366 #define CLASS_USES_ASSERTIONS(DECL) (TYPE_USES_ASSERTIONS (TREE_TYPE (DECL))) 1367 1368 /* @deprecated marker flag on methods, fields and classes */ 1369 1370 #define METHOD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL) 1371 #define FIELD_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL) 1372 #define CLASS_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL) 1373 #define DECL_DEPRECATED(DECL) DECL_LANG_FLAG_0 (DECL) 1374 1375 /* The number of virtual methods in this class's dispatch table. 1376 Does not include initial two dummy entries (one points to the 1377 Class object, and the other is for G++ -fvtable-thunks compatibility). */ 1378 #define TYPE_NVIRTUALS(TYPE) TYPE_BINFO_VIRTUALS (TYPE) 1379 1380 /* A TREE_VEC (indexed by DECL_VINDEX) containing this class's 1381 virtual methods. */ 1382 #define TYPE_VTABLE(TYPE) TYPE_BINFO_VTABLE(TYPE) 1383 1384 /* Use CLASS_LOADED_P? FIXME */ 1385 #define CLASS_COMPLETE_P(DECL) DECL_LANG_FLAG_2 (DECL) 1386 1387 /* This maps a bytecode offset (PC) to various flags, 1388 listed below (starting with BCODE_). */ 1389 extern char *instruction_bits; 1390 1391 /* True iff the byte is the start of an instruction. */ 1392 #define BCODE_INSTRUCTION_START 1 1393 1394 /* True iff there is a jump or a return to this location. */ 1395 #define BCODE_JUMP_TARGET 2 1396 1397 /* True iff this is the start of an exception handler. */ 1398 #define BCODE_EXCEPTION_TARGET 16 1399 1400 /* True iff there is a jump to this location (and it needs a label). */ 1401 #define BCODE_TARGET (BCODE_JUMP_TARGET| BCODE_EXCEPTION_TARGET) 1402 1403 /* True iff there is an entry in the linenumber table for this location. */ 1404 #define BCODE_HAS_LINENUMBER 32 1405 1406 /* True iff there is more than one entry in the linenumber table for 1407 this location. (This probably does not make much sense.) */ 1408 #define BCODE_HAS_MULTI_LINENUMBERS 64 1409 1410 /* True if this instruction has been verified. */ 1411 #define BCODE_VERIFIED 8 1412 1413 /* A pointer to the line number table of the current method. */ 1414 extern const unsigned char *linenumber_table; 1415 /* The length (in items) of the line number table. */ 1416 extern int linenumber_count; 1417 1418 /* In type_map, means that slot is uninitialized or otherwise unusable. */ 1419 #define TYPE_UNKNOWN NULL_TREE 1420 1421 /* In type_map, means the second half of a 64-bit double or long. */ 1422 #define TYPE_SECOND void_type_node 1423 1424 /* In type_map, means the null type (i.e. type of a null reference). */ 1425 #define TYPE_NULL ptr_type_node 1426 1427 /* In a type map means the type the address subroutine return address. */ 1428 #define TYPE_RETURN_ADDR return_address_type_node 1429 1430 /* In a subroutine's return type map, indicates that the slot was neither 1431 used nor set in the subroutine. */ 1432 #define TYPE_UNUSED error_mark_node 1433 1434 /* When returned from pop_type_0, indicates stack underflow. */ 1435 #define TYPE_UNDERFLOW integer_zero_node 1436 1437 /* When returned from pop_type_0, indicates a type mismatch. */ 1438 #define TYPE_UNEXPECTED NULL_TREE 1439 1440 /* A array mapping variable/stack slot index to the type current 1441 in that variable/stack slot. 1442 TYPE_UNKNOWN, TYPE_SECOND, and TYPE_NULL are special cases. */ 1443 extern tree *type_map; 1444 1445 /* Map a stack index to the type currently in that slot. */ 1446 #define stack_type_map (type_map+DECL_MAX_LOCALS(current_function_decl)) 1447 1448 /* True iff TYPE takes two variable/stack slots. */ 1449 #define TYPE_IS_WIDE(TYPE) \ 1450 ((TYPE) == double_type_node || (TYPE) == long_type_node) 1451 1452 /* True iif CLASS has it's access$0 method generated. */ 1453 #define CLASS_ACCESS0_GENERATED_P(CLASS) TYPE_LANG_FLAG_0 (CLASS) 1454 1455 /* True iff TYPE is a Java array type. */ 1456 #define TYPE_ARRAY_P(TYPE) TYPE_LANG_FLAG_1 (TYPE) 1457 1458 /* True for an INDIRECT_REF created from a 'ARRAY.length' operation. */ 1459 #define IS_ARRAY_LENGTH_ACCESS(NODE) TREE_LANG_FLAG_4 (NODE) 1460 1461 /* If FUNCTION_TYPE or METHOD_TYPE: cache for build_java_argument_signature. */ 1462 #define TYPE_ARGUMENT_SIGNATURE(TYPE) TYPE_VFIELD(TYPE) 1463 1464 /* Given an array type, give the type of the elements. */ 1465 /* FIXME this use of TREE_TYPE conflicts with something or other. */ 1466 #define TYPE_ARRAY_ELEMENT(ATYPE) TREE_TYPE(ATYPE) 1467 1468 /* True if class TYPE has been loaded (i.e. parsed plus laid out). 1469 (The check for CLASS_PARSED_P is needed because of Object and Class.) */ 1470 #define CLASS_LOADED_P(TYPE) (TYPE_SIZE (TYPE) != NULL_TREE \ 1471 && (CLASS_PARSED_P(TYPE) || TYPE_ARRAY_P(TYPE))) 1472 1473 /* True if class TYPE has been parsed (first pass). */ 1474 #define CLASS_PARSED_P(TYPE) TYPE_LANG_FLAG_2 (TYPE) 1475 1476 /* True if class TYPE was defined in Java source code. */ 1477 #define CLASS_FROM_SOURCE_P(TYPE) TYPE_LANG_FLAG_3 (TYPE) 1478 1479 /* True of a RECORD_TYPE of a class/interface type (not array type) */ 1480 #define CLASS_P(TYPE) TYPE_LANG_FLAG_4 (TYPE) 1481 1482 /* True if class TYPE was requested (on command line) to be compiled.*/ 1483 #define CLASS_FROM_CURRENTLY_COMPILED_P(TYPE) \ 1484 TYPE_LANG_FLAG_5 (TYPE) 1485 1486 /* True if class TYPE is currently being laid out. Helps in detection 1487 of inheritance cycle occurring as a side effect of performing the 1488 layout of a class. */ 1489 #define CLASS_BEING_LAIDOUT(TYPE) TYPE_LANG_FLAG_6 (TYPE) 1490 1491 /* True if class TYPE has a field initializer finit$ function */ 1492 #define CLASS_HAS_FINIT_P(TYPE) TYPE_FINIT_STMT_LIST (TYPE) 1493 1494 /* True if identifier ID was seen while processing a single type import stmt */ 1495 #define IS_A_SINGLE_IMPORT_CLASSFILE_NAME_P(ID) TREE_LANG_FLAG_0 (ID) 1496 1497 /* True if identifier ID was seen while processing an import statement */ 1498 #define IS_A_CLASSFILE_NAME(ID) TREE_LANG_FLAG_1 (ID) 1499 1500 /* True if ID is a qualified named (contains . or /) */ 1501 #define QUALIFIED_P(ID) TREE_LANG_FLAG_2 (ID) 1502 1503 /* True if ID is an already processed import on demand */ 1504 #define IS_AN_IMPORT_ON_DEMAND_P(ID) TREE_LANG_FLAG_3 (ID) 1505 1506 /* True if ID is a command-line specified filename */ 1507 #define IS_A_COMMAND_LINE_FILENAME_P(ID) TREE_LANG_FLAG_4 (ID) 1508 1509 /* True if filename ID has already been parsed */ 1510 #define HAS_BEEN_ALREADY_PARSED_P(ID) TREE_LANG_FLAG_5 (ID) 1511 1512 /* True if EXPR is RHS sub-tree of a compound assign expression */ 1513 #define COMPOUND_ASSIGN_P(EXPR) TREE_LANG_FLAG_1 (EXPR) 1514 1515 /* True if a SWITCH_EXPR has a DEFAULT_EXPR. */ 1516 #define SWITCH_HAS_DEFAULT(NODE) TREE_LANG_FLAG_3 (NODE) 1517 1518 /* True if EXPR (a WFL in that case) was created after the 1519 reduction of PRIMARY . XXX */ 1520 #define PRIMARY_P(EXPR) TREE_LANG_FLAG_2 (EXPR) 1521 1522 /* True if EXPR (a MODIFY_EXPR in that case) is the result of variable 1523 initialization during its declaration */ 1524 #define MODIFY_EXPR_FROM_INITIALIZATION_P(EXPR) TREE_LANG_FLAG_2 (EXPR) 1525 1526 /* True if EXPR (a TREE_TYPE denoting a class type) has its methods 1527 already checked (for redifitions, etc, see java_check_regular_methods.) */ 1528 #define CLASS_METHOD_CHECKED_P(EXPR) TREE_LANG_FLAG_2 (EXPR) 1529 1530 /* True if TYPE (a TREE_TYPE denoting a class type) was found to 1531 feature a finalizer method. */ 1532 #define HAS_FINALIZER_P(EXPR) TREE_LANG_FLAG_3 (EXPR) 1533 1534 /* True if EXPR (a WFL in that case) resolves into an expression name */ 1535 #define RESOLVE_EXPRESSION_NAME_P(WFL) TREE_LANG_FLAG_0 (WFL) 1536 1537 /* True if EXPR (a LOOP_EXPR in that case) is part of a for statement */ 1538 #define FOR_LOOP_P(EXPR) TREE_LANG_FLAG_0 (EXPR) 1539 1540 /* True if NODE (a RECORD_TYPE in that case) is an anonymous class. */ 1541 #define ANONYMOUS_CLASS_P(NODE) TREE_LANG_FLAG_0 (NODE) 1542 1543 /* True if NODE (a RECORD_TYPE in that case) is a block local class. */ 1544 #define LOCAL_CLASS_P(NODE) TREE_LANG_FLAG_1 (NODE) 1545 1546 /* True if NODE (a TREE_LIST) hold a pair of argument name/type 1547 declared with the final modifier */ 1548 #define ARG_FINAL_P(NODE) TREE_LANG_FLAG_0 (NODE) 1549 1550 /* True if NODE (some kind of EXPR, but not a WFL) should not give an 1551 error if it is found to be unreachable. This can only be applied 1552 to those EXPRs which can be used as the update expression of a 1553 `for' loop. In particular it can't be set on a LOOP_EXPR. */ 1554 #define SUPPRESS_UNREACHABLE_ERROR(NODE) TREE_LANG_FLAG_0 (NODE) 1555 1556 /* True if EXPR (a WFL in that case) resolves into a package name */ 1557 #define RESOLVE_PACKAGE_NAME_P(WFL) TREE_LANG_FLAG_3 (WFL) 1558 1559 /* True if EXPR (a WFL in that case) resolves into a type name */ 1560 #define RESOLVE_TYPE_NAME_P(WFL) TREE_LANG_FLAG_4 (WFL) 1561 1562 /* True if STMT (a WFL in that case) holds a BREAK statement */ 1563 #define IS_BREAK_STMT_P(WFL) TREE_LANG_FLAG_5 (WFL) 1564 1565 /* True if EXPR (a CALL_EXPR in that case) is a crafted StringBuffer */ 1566 #define IS_CRAFTED_STRING_BUFFER_P(EXPR) TREE_LANG_FLAG_5 (EXPR) 1567 1568 /* True if EXPR (a SAVE_EXPR in that case) had its content already 1569 checked for (un)initialized local variables. */ 1570 #define IS_INIT_CHECKED(EXPR) TREE_LANG_FLAG_5 (EXPR) 1571 1572 /* If set in CALL_EXPR, the receiver is 'super'. */ 1573 #define CALL_USING_SUPER(EXPR) TREE_LANG_FLAG_4 (EXPR) 1574 1575 /* True if NODE (a statement) can complete normally. */ 1576 #define CAN_COMPLETE_NORMALLY(NODE) TREE_LANG_FLAG_6(NODE) 1577 1578 /* True if NODE (an IDENTIFIER) bears the name of a outer field from 1579 inner class access function. */ 1580 #define OUTER_FIELD_ACCESS_IDENTIFIER_P(NODE) TREE_LANG_FLAG_6(NODE) 1581 1582 /* Non null if NODE belongs to an inner class TYPE_DECL node. 1583 Verifies that NODE as the attributes of a decl. */ 1584 #define INNER_CLASS_DECL_P(NODE) (TYPE_NAME (TREE_TYPE (NODE)) == NODE \ 1585 && DECL_CONTEXT (NODE)) 1586 1587 /* Non null if NODE is an top level class TYPE_DECL node: NODE isn't 1588 an inner class or NODE is a static class. */ 1589 #define TOPLEVEL_CLASS_DECL_P(NODE) (!INNER_CLASS_DECL_P (NODE) \ 1590 || CLASS_STATIC (NODE)) 1591 1592 /* True if the class decl NODE was declared in a inner scope and is 1593 not a toplevel class */ 1594 #define PURE_INNER_CLASS_DECL_P(NODE) \ 1595 (INNER_CLASS_DECL_P (NODE) && !CLASS_STATIC (NODE)) 1596 1597 /* Non null if NODE belongs to an inner class RECORD_TYPE node. Checks 1598 that TYPE_NAME bears a decl. An array type wouldn't. */ 1599 #define INNER_CLASS_TYPE_P(NODE) (TREE_CODE (TYPE_NAME (NODE)) == TYPE_DECL \ 1600 && DECL_CONTEXT (TYPE_NAME (NODE))) 1601 1602 #define TOPLEVEL_CLASS_TYPE_P(NODE) (!INNER_CLASS_TYPE_P (NODE) \ 1603 || CLASS_STATIC (TYPE_NAME (NODE))) 1604 1605 /* True if the class type NODE was declared in a inner scope and is 1606 not a toplevel class */ 1607 #define PURE_INNER_CLASS_TYPE_P(NODE) \ 1608 (INNER_CLASS_TYPE_P (NODE) && !CLASS_STATIC (TYPE_NAME (NODE))) 1609 1610 /* Non null if NODE (a TYPE_DECL or a RECORD_TYPE) is an inner class. */ 1611 #define INNER_CLASS_P(NODE) (TREE_CODE (NODE) == TYPE_DECL ? \ 1612 INNER_CLASS_DECL_P (NODE) : \ 1613 (TREE_CODE (NODE) == RECORD_TYPE ? \ 1614 INNER_CLASS_TYPE_P (NODE) : \ 1615 (abort (), 0))) 1616 1617 /* On a TYPE_DECL, hold the list of inner classes defined within the 1618 scope of TYPE_DECL. */ 1619 #define DECL_INNER_CLASS_LIST(NODE) DECL_INITIAL (NODE) 1620 1621 /* Build a IDENTIFIER_NODE for a file name we're considering. Since 1622 all_class_filename is a registered root, putting this identifier 1623 in a TREE_LIST it holds keeps this node alive. */ 1624 #define BUILD_FILENAME_IDENTIFIER_NODE(F, S) \ 1625 if (!((F) = maybe_get_identifier ((S)))) \ 1626 { \ 1627 (F) = get_identifier ((S)); \ 1628 tree_cons ((F), NULL_TREE, all_class_filename); \ 1629 } 1630 1631 /* Add a FIELD_DECL to RECORD_TYPE RTYPE. 1632 The field has name NAME (a char*), and type FTYPE. 1633 Unless this is the first field, FIELD most hold the previous field. 1634 FIELD is set to the newly created FIELD_DECL. 1635 1636 We set DECL_ARTIFICIAL so these fields get skipped by make_class_data 1637 if compiling java.lang.Object or java.lang.Class. */ 1638 1639 #define PUSH_FIELD(RTYPE, FIELD, NAME, FTYPE) \ 1640 { tree tmp_field = build_decl (FIELD_DECL, get_identifier(NAME), FTYPE); \ 1641 if (TYPE_FIELDS (RTYPE) == NULL_TREE) TYPE_FIELDS (RTYPE) = tmp_field; \ 1642 else TREE_CHAIN(FIELD) = tmp_field; \ 1643 DECL_CONTEXT (tmp_field) = RTYPE; \ 1644 DECL_ARTIFICIAL (tmp_field) = 1; \ 1645 FIELD = tmp_field; } 1646 1647 #define FINISH_RECORD(RTYPE) layout_type (RTYPE) 1648 1649 /* Start building a RECORD_TYPE constructor with a given TYPE in CONS. */ 1650 #define START_RECORD_CONSTRUCTOR(CONS, CTYPE) { \ 1651 CONS = build (CONSTRUCTOR, CTYPE, NULL_TREE, NULL_TREE);\ 1652 TREE_CHAIN(CONS) = TYPE_FIELDS (CTYPE); } 1653 1654 /* Append a field initializer to CONS for the dummy field for the inherited 1655 fields. The dummy field has the given VALUE, and the same type as the 1656 super-class. Must be specified before calls to PUSH_FIELD_VALUE. */ 1657 1658 #define PUSH_SUPER_VALUE(CONS, VALUE) {\ 1659 tree field = TREE_CHAIN(CONS);\ 1660 if (DECL_NAME (field) != NULL_TREE) abort();\ 1661 CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\ 1662 TREE_CHAIN(CONS) = TREE_CHAIN (field); } 1663 1664 /* Append a field initializer to CONS for a field with the given VALUE. 1665 NAME is a char* string used for error checking; 1666 the initializer must be specified in order. */ 1667 #define PUSH_FIELD_VALUE(CONS, NAME, VALUE) {\ 1668 tree field = TREE_CHAIN(CONS);\ 1669 if (strcmp (IDENTIFIER_POINTER (DECL_NAME (field)), NAME) != 0) abort();\ 1670 CONSTRUCTOR_ELTS(CONS) = tree_cons (field, VALUE, CONSTRUCTOR_ELTS(CONS));\ 1671 TREE_CHAIN(CONS) = TREE_CHAIN (field); } 1672 1673 /* Finish creating a record CONSTRUCTOR CONS. */ 1674 #define FINISH_RECORD_CONSTRUCTOR(CONS) \ 1675 CONSTRUCTOR_ELTS(CONS) = nreverse (CONSTRUCTOR_ELTS(CONS)) 1676 1677 /* Macros on constructors invocations. */ 1678 #define CALL_CONSTRUCTOR_P(NODE) \ 1679 (TREE_CODE (NODE) == NEW_CLASS_EXPR || CALL_EXPLICIT_CONSTRUCTOR_P (NODE)) 1680 1681 #define CALL_EXPLICIT_CONSTRUCTOR_P(NODE) \ 1682 (CALL_THIS_CONSTRUCTOR_P (NODE) || CALL_SUPER_CONSTRUCTOR_P (NODE)) 1683 1684 #define CALL_THIS_CONSTRUCTOR_P(NODE) \ 1685 (TREE_CODE (NODE) == CALL_EXPR \ 1686 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == this_identifier_node) 1687 1688 #define CALL_SUPER_CONSTRUCTOR_P(NODE) \ 1689 (TREE_CODE (NODE) == CALL_EXPR \ 1690 && EXPR_WFL_NODE (TREE_OPERAND (NODE, 0)) == super_identifier_node) 1691 1692 /* Using a FINALLY_EXPR node */ 1693 #define FINALLY_EXPR_LABEL(NODE) TREE_OPERAND ((NODE), 0) 1694 #define FINALLY_EXPR_BLOCK(NODE) TREE_OPERAND ((NODE), 1) 1695 1696 #define BLOCK_EXPR_DECLS(NODE) BLOCK_VARS(NODE) 1697 #define BLOCK_EXPR_BODY(NODE) BLOCK_SUBBLOCKS(NODE) 1698 /* True for an implicit block surrounding declaration not at start of {...}. */ 1699 #define BLOCK_IS_IMPLICIT(NODE) TREE_LANG_FLAG_1 (NODE) 1700 1701 #define BUILD_MONITOR_ENTER(WHERE, ARG) \ 1702 { \ 1703 (WHERE) = build (CALL_EXPR, int_type_node, \ 1704 build_address_of (soft_monitorenter_node), \ 1705 build_tree_list (NULL_TREE, (ARG)), \ 1706 NULL_TREE); \ 1707 TREE_SIDE_EFFECTS (WHERE) = 1; \ 1708 } 1709 1710 #define BUILD_MONITOR_EXIT(WHERE, ARG) \ 1711 { \ 1712 (WHERE) = build (CALL_EXPR, int_type_node, \ 1713 build_address_of (soft_monitorexit_node), \ 1714 build_tree_list (NULL_TREE, (ARG)), \ 1715 NULL_TREE); \ 1716 TREE_SIDE_EFFECTS (WHERE) = 1; \ 1717 } 1718 1719 /* Nonzero if TYPE is an unchecked exception */ 1720 #define IS_UNCHECKED_EXCEPTION_P(TYPE) \ 1721 (inherits_from_p ((TYPE), runtime_exception_type_node) \ 1722 || inherits_from_p ((TYPE), error_exception_type_node)) 1723 1724 /* True when we can perform static class initialization optimization */ 1725 #define STATIC_CLASS_INIT_OPT_P() \ 1726 (flag_optimize_sci && (optimize >= 2) && ! flag_emit_class_files) 1727 1728 extern int java_error_count; 1729 1730 /* Make the current function where this macro is invoked report error 1731 messages and and return, if any */ 1732 #define java_parse_abort_on_error() \ 1733 { \ 1734 if (java_error_count > save_error_count) \ 1735 return; \ 1736 } 1737 1738 /* These are the possible values for the `state' field of the class 1739 structure. This must be kept in sync with libgcj. */ 1740 enum 1741 { 1742 JV_STATE_NOTHING = 0, /* Set by compiler. */ 1743 1744 JV_STATE_PRELOADING = 1, /* Can do _Jv_FindClass. */ 1745 JV_STATE_LOADING = 3, /* Has super installed. */ 1746 JV_STATE_LOADED = 5, /* Is complete. */ 1747 1748 JV_STATE_COMPILED = 6, /* This was a compiled class. */ 1749 1750 JV_STATE_PREPARED = 7, /* Layout & static init done. */ 1751 JV_STATE_LINKED = 9, /* Strings interned. */ 1752 1753 JV_STATE_IN_PROGRESS = 10, /* <Clinit> running. */ 1754 JV_STATE_ERROR = 12, 1755 1756 JV_STATE_DONE = 14 /* Must be last. */ 1757 1758 }; 1759 1760 #undef DEBUG_JAVA_BINDING_LEVELS 1761