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