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