1 /* 2 * Copyright 1999-2008 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Sun designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Sun in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 22 * CA 95054 USA or visit www.sun.com if you need additional information or 23 * have any questions. 24 */ 25 26 package com.sun.tools.javac.code; 27 28 import java.util.*; 29 30 import com.sun.tools.javac.util.*; 31 import com.sun.tools.javac.util.List; 32 import com.sun.tools.javac.code.Symbol.*; 33 import com.sun.tools.javac.code.Type.*; 34 import com.sun.tools.javac.jvm.*; 35 36 import static com.sun.tools.javac.jvm.ByteCodes.*; 37 import static com.sun.tools.javac.code.Flags.*; 38 39 /** A class that defines all predefined constants and operators 40 * as well as special classes such as java.lang.Object, which need 41 * to be known to the compiler. All symbols are held in instance 42 * fields. This makes it possible to work in multiple concurrent 43 * projects, which might use different class files for library classes. 44 * 45 * <p><b>This is NOT part of any API supported by Sun Microsystems. If 46 * you write code that depends on this, you do so at your own risk. 47 * This code and its internal interfaces are subject to change or 48 * deletion without notice.</b> 49 */ 50 public class Symtab { 51 /** The context key for the symbol table. */ 52 protected static final Context.Key<Symtab> symtabKey = 53 new Context.Key<Symtab>(); 54 55 /** Get the symbol table instance. */ 56 public static Symtab instance(Context context) { 57 Symtab instance = context.get(symtabKey); 58 if (instance == null) 59 instance = new Symtab(context); 60 return instance; 61 } 62 63 /** Builtin types. 64 */ 65 public final Type byteType = new Type(TypeTags.BYTE, null); 66 public final Type charType = new Type(TypeTags.CHAR, null); 67 public final Type shortType = new Type(TypeTags.SHORT, null); 68 public final Type intType = new Type(TypeTags.INT, null); 69 public final Type longType = new Type(TypeTags.LONG, null); 70 public final Type floatType = new Type(TypeTags.FLOAT, null); 71 public final Type doubleType = new Type(TypeTags.DOUBLE, null); 72 public final Type booleanType = new Type(TypeTags.BOOLEAN, null); 73 public final Type botType = new BottomType(); 74 public final JCNoType voidType = new JCNoType(TypeTags.VOID); 75 76 private final Names names; 77 private final ClassReader reader; 78 private final Target target; 79 80 /** A symbol for the root package. 81 */ 82 public final PackageSymbol rootPackage; 83 84 /** A symbol for the unnamed package. 85 */ 86 public final PackageSymbol unnamedPackage; 87 88 /** A symbol that stands for a missing symbol. 89 */ 90 public final TypeSymbol noSymbol; 91 92 /** The error symbol. 93 */ 94 public final ClassSymbol errSymbol; 95 96 /** A value for the errType, with a originalType of noType */ 97 public final Type errType; 98 99 /** A value for the unknown type. */ 100 public final Type unknownType; 101 102 /** The builtin type of all arrays. */ 103 public final ClassSymbol arrayClass; 104 public final MethodSymbol arrayCloneMethod; 105 106 /** VGJ: The (singleton) type of all bound types. */ 107 public final ClassSymbol boundClass; 108 109 /** The builtin type of all methods. */ 110 public final ClassSymbol methodClass; 111 112 /** Predefined types. 113 */ 114 public final Type objectType; 115 public final Type classType; 116 public final Type classLoaderType; 117 public final Type stringType; 118 public final Type stringBufferType; 119 public final Type stringBuilderType; 120 public final Type cloneableType; 121 public final Type serializableType; 122 public final Type methodHandleType; 123 public final Type methodHandlesType; 124 public final Type methodTypeType; 125 public final Type methodHandlesLookupType; 126 public final Type invokeDynamicType; 127 public final Type throwableType; 128 public final Type errorType; 129 public final Type illegalArgumentExceptionType; 130 public final Type exceptionType; 131 public final Type runtimeExceptionType; 132 public final Type classNotFoundExceptionType; 133 public final Type noClassDefFoundErrorType; 134 public final Type noSuchFieldErrorType; 135 public final Type assertionErrorType; 136 public final Type cloneNotSupportedExceptionType; 137 public final Type annotationType; 138 public final TypeSymbol enumSym; 139 public final Type listType; 140 public final Type collectionsType; 141 public final Type comparableType; 142 public final Type arraysType; 143 public final Type iterableType; 144 public final Type iteratorType; 145 public final Type annotationTargetType; 146 public final Type overrideType; 147 public final Type retentionType; 148 public final Type deprecatedType; 149 public final Type suppressWarningsType; 150 public final Type inheritedType; 151 public final Type proprietaryType; 152 public final Type systemType; 153 154 /** The symbol representing the length field of an array. 155 */ 156 public final VarSymbol lengthVar; 157 158 /** The null check operator. */ 159 public final OperatorSymbol nullcheck; 160 161 /** The symbol representing the final finalize method on enums */ 162 public final MethodSymbol enumFinalFinalize; 163 164 /** The predefined type that belongs to a tag. 165 */ 166 public final Type[] typeOfTag = new Type[TypeTags.TypeTagCount]; 167 168 /** The name of the class that belongs to a basix type tag. 169 */ 170 public final Name[] boxedName = new Name[TypeTags.TypeTagCount]; 171 172 /** A hashtable containing the encountered top-level and member classes, 173 * indexed by flat names. The table does not contain local classes. 174 * It should be updated from the outside to reflect classes defined 175 * by compiled source files. 176 */ 177 public final Map<Name, ClassSymbol> classes = new HashMap<Name, ClassSymbol>(); 178 179 /** A hashtable containing the encountered packages. 180 * the table should be updated from outside to reflect packages defined 181 * by compiled source files. 182 */ 183 public final Map<Name, PackageSymbol> packages = new HashMap<Name, PackageSymbol>(); 184 185 public void initType(Type type, ClassSymbol c) { 186 type.tsym = c; 187 typeOfTag[type.tag] = type; 188 } 189 190 public void initType(Type type, String name) { 191 initType( 192 type, 193 new ClassSymbol( 194 PUBLIC, names.fromString(name), type, rootPackage)); 195 } 196 197 public void initType(Type type, String name, String bname) { 198 initType(type, name); 199 boxedName[type.tag] = names.fromString("java.lang." + bname); 200 } 201 202 /** The class symbol that owns all predefined symbols. 203 */ 204 public final ClassSymbol predefClass; 205 206 /** Enter a constant into symbol table. 207 * @param name The constant's name. 208 * @param type The constant's type. 209 */ 210 private VarSymbol enterConstant(String name, Type type) { 211 VarSymbol c = new VarSymbol( 212 PUBLIC | STATIC | FINAL, 213 names.fromString(name), 214 type, 215 predefClass); 216 c.setData(type.constValue()); 217 predefClass.members().enter(c); 218 return c; 219 } 220 221 /** Enter a binary operation into symbol table. 222 * @param name The name of the operator. 223 * @param left The type of the left operand. 224 * @param right The type of the left operand. 225 * @param res The operation's result type. 226 * @param opcode The operation's bytecode instruction. 227 */ 228 private void enterBinop(String name, 229 Type left, Type right, Type res, 230 int opcode) { 231 predefClass.members().enter( 232 new OperatorSymbol( 233 names.fromString(name), 234 new MethodType(List.of(left, right), res, 235 List.<Type>nil(), methodClass), 236 opcode, 237 predefClass)); 238 } 239 240 /** Enter a binary operation, as above but with two opcodes, 241 * which get encoded as (opcode1 << ByteCodeTags.preShift) + opcode2. 242 * @param opcode1 First opcode. 243 * @param opcode2 Second opcode. 244 */ 245 private void enterBinop(String name, 246 Type left, Type right, Type res, 247 int opcode1, int opcode2) { 248 enterBinop( 249 name, left, right, res, (opcode1 << ByteCodes.preShift) | opcode2); 250 } 251 252 /** Enter a unary operation into symbol table. 253 * @param name The name of the operator. 254 * @param arg The type of the operand. 255 * @param res The operation's result type. 256 * @param opcode The operation's bytecode instruction. 257 */ 258 private OperatorSymbol enterUnop(String name, 259 Type arg, 260 Type res, 261 int opcode) { 262 OperatorSymbol sym = 263 new OperatorSymbol(names.fromString(name), 264 new MethodType(List.of(arg), 265 res, 266 List.<Type>nil(), 267 methodClass), 268 opcode, 269 predefClass); 270 predefClass.members().enter(sym); 271 return sym; 272 } 273 274 /** Enter a class into symbol table. 275 * @param The name of the class. 276 */ 277 private Type enterClass(String s) { 278 return reader.enterClass(names.fromString(s)).type; 279 } 280 281 public void synthesizeEmptyInterfaceIfMissing(final Type type) { 282 final Completer completer = type.tsym.completer; 283 if (completer != null) { 284 type.tsym.completer = new Completer() { 285 public void complete(Symbol sym) throws CompletionFailure { 286 try { 287 completer.complete(sym); 288 } catch (CompletionFailure e) { 289 sym.flags_field |= (PUBLIC | INTERFACE); 290 ((ClassType) sym.type).supertype_field = objectType; 291 } 292 } 293 }; 294 } 295 } 296 297 public void synthesizeMHTypeIfMissing(final Type type) { 298 final Completer completer = type.tsym.completer; 299 if (completer != null) { 300 type.tsym.completer = new Completer() { 301 public void complete(Symbol sym) throws CompletionFailure { 302 try { 303 completer.complete(sym); 304 } catch (CompletionFailure e) { 305 sym.flags_field |= (PUBLIC | ABSTRACT); 306 ((ClassType) sym.type).supertype_field = objectType; 307 // do not bother to create MH.type if not visibly declared 308 // this sym just accumulates invoke(...) methods 309 } 310 } 311 }; 312 } 313 } 314 315 public void synthesizeBoxTypeIfMissing(final Type type) { 316 ClassSymbol sym = reader.enterClass(boxedName[type.tag]); 317 final Completer completer = sym.completer; 318 if (completer != null) { 319 sym.completer = new Completer() { 320 public void complete(Symbol sym) throws CompletionFailure { 321 try { 322 completer.complete(sym); 323 } catch (CompletionFailure e) { 324 sym.flags_field |= PUBLIC; 325 ((ClassType) sym.type).supertype_field = objectType; 326 Name n = target.boxWithConstructors() ? names.init : names.valueOf; 327 MethodSymbol boxMethod = 328 new MethodSymbol(PUBLIC | STATIC, 329 n, 330 new MethodType(List.of(type), sym.type, 331 List.<Type>nil(), methodClass), 332 sym); 333 sym.members().enter(boxMethod); 334 MethodSymbol unboxMethod = 335 new MethodSymbol(PUBLIC, 336 type.tsym.name.append(names.Value), // x.intValue() 337 new MethodType(List.<Type>nil(), type, 338 List.<Type>nil(), methodClass), 339 sym); 340 sym.members().enter(unboxMethod); 341 } 342 } 343 }; 344 } 345 346 } 347 348 /** Constructor; enters all predefined identifiers and operators 349 * into symbol table. 350 */ 351 protected Symtab(Context context) throws CompletionFailure { 352 context.put(symtabKey, this); 353 354 names = Names.instance(context); 355 target = Target.instance(context); 356 357 // Create the unknown type 358 unknownType = new Type(TypeTags.UNKNOWN, null); 359 360 // create the basic builtin symbols 361 rootPackage = new PackageSymbol(names.empty, null); 362 final JavacMessages messages = JavacMessages.instance(context); 363 unnamedPackage = new PackageSymbol(names.empty, rootPackage) { 364 public String toString() { 365 return messages.getLocalizedString("compiler.misc.unnamed.package"); 366 } 367 }; 368 noSymbol = new TypeSymbol(0, names.empty, Type.noType, rootPackage); 369 noSymbol.kind = Kinds.NIL; 370 371 // create the error symbols 372 errSymbol = new ClassSymbol(PUBLIC|STATIC|ACYCLIC, names.any, null, rootPackage); 373 errType = new ErrorType(errSymbol, Type.noType); 374 375 // initialize builtin types 376 initType(byteType, "byte", "Byte"); 377 initType(shortType, "short", "Short"); 378 initType(charType, "char", "Character"); 379 initType(intType, "int", "Integer"); 380 initType(longType, "long", "Long"); 381 initType(floatType, "float", "Float"); 382 initType(doubleType, "double", "Double"); 383 initType(booleanType, "boolean", "Boolean"); 384 initType(voidType, "void", "Void"); 385 initType(botType, "<nulltype>"); 386 initType(errType, errSymbol); 387 initType(unknownType, "<any?>"); 388 389 // the builtin class of all arrays 390 arrayClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Array, noSymbol); 391 392 // VGJ 393 boundClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Bound, noSymbol); 394 395 // the builtin class of all methods 396 methodClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Method, noSymbol); 397 398 // Create class to hold all predefined constants and operations. 399 predefClass = new ClassSymbol(PUBLIC|ACYCLIC, names.empty, rootPackage); 400 Scope scope = new Scope(predefClass); 401 predefClass.members_field = scope; 402 403 // Enter symbols for basic types. 404 scope.enter(byteType.tsym); 405 scope.enter(shortType.tsym); 406 scope.enter(charType.tsym); 407 scope.enter(intType.tsym); 408 scope.enter(longType.tsym); 409 scope.enter(floatType.tsym); 410 scope.enter(doubleType.tsym); 411 scope.enter(booleanType.tsym); 412 scope.enter(errType.tsym); 413 414 // Enter symbol for the errSymbol 415 scope.enter(errSymbol); 416 417 classes.put(predefClass.fullname, predefClass); 418 419 reader = ClassReader.instance(context); 420 reader.init(this); 421 422 // Enter predefined classes. 423 objectType = enterClass("java.lang.Object"); 424 classType = enterClass("java.lang.Class"); 425 stringType = enterClass("java.lang.String"); 426 stringBufferType = enterClass("java.lang.StringBuffer"); 427 stringBuilderType = enterClass("java.lang.StringBuilder"); 428 cloneableType = enterClass("java.lang.Cloneable"); 429 throwableType = enterClass("java.lang.Throwable"); 430 serializableType = enterClass("java.io.Serializable"); 431 methodHandleType = enterClass("java.dyn.MethodHandle"); 432 methodHandlesType = enterClass("java.dyn.MethodHandles"); 433 methodHandlesLookupType = enterClass("java.dyn.MethodHandles$Lookup"); 434 methodTypeType = enterClass("java.dyn.MethodType"); 435 invokeDynamicType = enterClass("java.dyn.InvokeDynamic"); 436 errorType = enterClass("java.lang.Error"); 437 illegalArgumentExceptionType = enterClass("java.lang.IllegalArgumentException"); 438 exceptionType = enterClass("java.lang.Exception"); 439 runtimeExceptionType = enterClass("java.lang.RuntimeException"); 440 classNotFoundExceptionType = enterClass("java.lang.ClassNotFoundException"); 441 noClassDefFoundErrorType = enterClass("java.lang.NoClassDefFoundError"); 442 noSuchFieldErrorType = enterClass("java.lang.NoSuchFieldError"); 443 assertionErrorType = enterClass("java.lang.AssertionError"); 444 cloneNotSupportedExceptionType = enterClass("java.lang.CloneNotSupportedException"); 445 annotationType = enterClass("java.lang.annotation.Annotation"); 446 classLoaderType = enterClass("java.lang.ClassLoader"); 447 enumSym = reader.enterClass(names.java_lang_Enum); 448 enumFinalFinalize = 449 new MethodSymbol(PROTECTED|FINAL|HYPOTHETICAL, 450 names.finalize, 451 new MethodType(List.<Type>nil(), voidType, 452 List.<Type>nil(), methodClass), 453 enumSym); 454 listType = enterClass("java.util.List"); 455 collectionsType = enterClass("java.util.Collections"); 456 comparableType = enterClass("java.lang.Comparable"); 457 arraysType = enterClass("java.util.Arrays"); 458 iterableType = target.hasIterable() 459 ? enterClass("java.lang.Iterable") 460 : enterClass("java.util.Collection"); 461 iteratorType = enterClass("java.util.Iterator"); 462 annotationTargetType = enterClass("java.lang.annotation.Target"); 463 overrideType = enterClass("java.lang.Override"); 464 retentionType = enterClass("java.lang.annotation.Retention"); 465 deprecatedType = enterClass("java.lang.Deprecated"); 466 suppressWarningsType = enterClass("java.lang.SuppressWarnings"); 467 inheritedType = enterClass("java.lang.annotation.Inherited"); 468 systemType = enterClass("java.lang.System"); 469 470 synthesizeEmptyInterfaceIfMissing(cloneableType); 471 synthesizeEmptyInterfaceIfMissing(serializableType); 472 synthesizeMHTypeIfMissing(methodHandleType); 473 synthesizeMHTypeIfMissing(methodHandlesType); 474 synthesizeMHTypeIfMissing(methodHandlesLookupType); 475 synthesizeMHTypeIfMissing(methodTypeType); 476 synthesizeMHTypeIfMissing(invokeDynamicType); 477 synthesizeBoxTypeIfMissing(doubleType); 478 synthesizeBoxTypeIfMissing(floatType); 479 synthesizeBoxTypeIfMissing(voidType); 480 481 // Enter a synthetic class that is used to mark Sun 482 // proprietary classes in ct.sym. This class does not have a 483 // class file. 484 ClassType proprietaryType = (ClassType)enterClass("sun.Proprietary+Annotation"); 485 this.proprietaryType = proprietaryType; 486 ClassSymbol proprietarySymbol = (ClassSymbol)proprietaryType.tsym; 487 proprietarySymbol.completer = null; 488 proprietarySymbol.flags_field = PUBLIC|ACYCLIC|ANNOTATION|INTERFACE; 489 proprietarySymbol.erasure_field = proprietaryType; 490 proprietarySymbol.members_field = new Scope(proprietarySymbol); 491 proprietaryType.typarams_field = List.nil(); 492 proprietaryType.allparams_field = List.nil(); 493 proprietaryType.supertype_field = annotationType; 494 proprietaryType.interfaces_field = List.nil(); 495 496 // Enter a class for arrays. 497 // The class implements java.lang.Cloneable and java.io.Serializable. 498 // It has a final length field and a clone method. 499 ClassType arrayClassType = (ClassType)arrayClass.type; 500 arrayClassType.supertype_field = objectType; 501 arrayClassType.interfaces_field = List.of(cloneableType, serializableType); 502 arrayClass.members_field = new Scope(arrayClass); 503 lengthVar = new VarSymbol( 504 PUBLIC | FINAL, 505 names.length, 506 intType, 507 arrayClass); 508 arrayClass.members().enter(lengthVar); 509 arrayCloneMethod = new MethodSymbol( 510 PUBLIC, 511 names.clone, 512 new MethodType(List.<Type>nil(), objectType, 513 List.<Type>nil(), methodClass), 514 arrayClass); 515 arrayClass.members().enter(arrayCloneMethod); 516 517 // Enter operators. 518 enterUnop("+", doubleType, doubleType, nop); 519 enterUnop("+", floatType, floatType, nop); 520 enterUnop("+", longType, longType, nop); 521 enterUnop("+", intType, intType, nop); 522 523 enterUnop("-", doubleType, doubleType, dneg); 524 enterUnop("-", floatType, floatType, fneg); 525 enterUnop("-", longType, longType, lneg); 526 enterUnop("-", intType, intType, ineg); 527 528 enterUnop("~", longType, longType, lxor); 529 enterUnop("~", intType, intType, ixor); 530 531 enterUnop("++", doubleType, doubleType, dadd); 532 enterUnop("++", floatType, floatType, fadd); 533 enterUnop("++", longType, longType, ladd); 534 enterUnop("++", intType, intType, iadd); 535 enterUnop("++", charType, charType, iadd); 536 enterUnop("++", shortType, shortType, iadd); 537 enterUnop("++", byteType, byteType, iadd); 538 539 enterUnop("--", doubleType, doubleType, dsub); 540 enterUnop("--", floatType, floatType, fsub); 541 enterUnop("--", longType, longType, lsub); 542 enterUnop("--", intType, intType, isub); 543 enterUnop("--", charType, charType, isub); 544 enterUnop("--", shortType, shortType, isub); 545 enterUnop("--", byteType, byteType, isub); 546 547 enterUnop("!", booleanType, booleanType, bool_not); 548 nullcheck = enterUnop("<*nullchk*>", objectType, objectType, nullchk); 549 550 // string concatenation 551 enterBinop("+", stringType, objectType, stringType, string_add); 552 enterBinop("+", objectType, stringType, stringType, string_add); 553 enterBinop("+", stringType, stringType, stringType, string_add); 554 enterBinop("+", stringType, intType, stringType, string_add); 555 enterBinop("+", stringType, longType, stringType, string_add); 556 enterBinop("+", stringType, floatType, stringType, string_add); 557 enterBinop("+", stringType, doubleType, stringType, string_add); 558 enterBinop("+", stringType, booleanType, stringType, string_add); 559 enterBinop("+", stringType, botType, stringType, string_add); 560 enterBinop("+", intType, stringType, stringType, string_add); 561 enterBinop("+", longType, stringType, stringType, string_add); 562 enterBinop("+", floatType, stringType, stringType, string_add); 563 enterBinop("+", doubleType, stringType, stringType, string_add); 564 enterBinop("+", booleanType, stringType, stringType, string_add); 565 enterBinop("+", botType, stringType, stringType, string_add); 566 567 // these errors would otherwise be matched as string concatenation 568 enterBinop("+", botType, botType, botType, error); 569 enterBinop("+", botType, intType, botType, error); 570 enterBinop("+", botType, longType, botType, error); 571 enterBinop("+", botType, floatType, botType, error); 572 enterBinop("+", botType, doubleType, botType, error); 573 enterBinop("+", botType, booleanType, botType, error); 574 enterBinop("+", botType, objectType, botType, error); 575 enterBinop("+", intType, botType, botType, error); 576 enterBinop("+", longType, botType, botType, error); 577 enterBinop("+", floatType, botType, botType, error); 578 enterBinop("+", doubleType, botType, botType, error); 579 enterBinop("+", booleanType, botType, botType, error); 580 enterBinop("+", objectType, botType, botType, error); 581 582 enterBinop("+", doubleType, doubleType, doubleType, dadd); 583 enterBinop("+", floatType, floatType, floatType, fadd); 584 enterBinop("+", longType, longType, longType, ladd); 585 enterBinop("+", intType, intType, intType, iadd); 586 587 enterBinop("-", doubleType, doubleType, doubleType, dsub); 588 enterBinop("-", floatType, floatType, floatType, fsub); 589 enterBinop("-", longType, longType, longType, lsub); 590 enterBinop("-", intType, intType, intType, isub); 591 592 enterBinop("*", doubleType, doubleType, doubleType, dmul); 593 enterBinop("*", floatType, floatType, floatType, fmul); 594 enterBinop("*", longType, longType, longType, lmul); 595 enterBinop("*", intType, intType, intType, imul); 596 597 enterBinop("/", doubleType, doubleType, doubleType, ddiv); 598 enterBinop("/", floatType, floatType, floatType, fdiv); 599 enterBinop("/", longType, longType, longType, ldiv); 600 enterBinop("/", intType, intType, intType, idiv); 601 602 enterBinop("%", doubleType, doubleType, doubleType, dmod); 603 enterBinop("%", floatType, floatType, floatType, fmod); 604 enterBinop("%", longType, longType, longType, lmod); 605 enterBinop("%", intType, intType, intType, imod); 606 607 enterBinop("&", booleanType, booleanType, booleanType, iand); 608 enterBinop("&", longType, longType, longType, land); 609 enterBinop("&", intType, intType, intType, iand); 610 611 enterBinop("|", booleanType, booleanType, booleanType, ior); 612 enterBinop("|", longType, longType, longType, lor); 613 enterBinop("|", intType, intType, intType, ior); 614 615 enterBinop("^", booleanType, booleanType, booleanType, ixor); 616 enterBinop("^", longType, longType, longType, lxor); 617 enterBinop("^", intType, intType, intType, ixor); 618 619 enterBinop("<<", longType, longType, longType, lshll); 620 enterBinop("<<", intType, longType, intType, ishll); 621 enterBinop("<<", longType, intType, longType, lshl); 622 enterBinop("<<", intType, intType, intType, ishl); 623 624 enterBinop(">>", longType, longType, longType, lshrl); 625 enterBinop(">>", intType, longType, intType, ishrl); 626 enterBinop(">>", longType, intType, longType, lshr); 627 enterBinop(">>", intType, intType, intType, ishr); 628 629 enterBinop(">>>", longType, longType, longType, lushrl); 630 enterBinop(">>>", intType, longType, intType, iushrl); 631 enterBinop(">>>", longType, intType, longType, lushr); 632 enterBinop(">>>", intType, intType, intType, iushr); 633 634 enterBinop("<", doubleType, doubleType, booleanType, dcmpg, iflt); 635 enterBinop("<", floatType, floatType, booleanType, fcmpg, iflt); 636 enterBinop("<", longType, longType, booleanType, lcmp, iflt); 637 enterBinop("<", intType, intType, booleanType, if_icmplt); 638 639 enterBinop(">", doubleType, doubleType, booleanType, dcmpl, ifgt); 640 enterBinop(">", floatType, floatType, booleanType, fcmpl, ifgt); 641 enterBinop(">", longType, longType, booleanType, lcmp, ifgt); 642 enterBinop(">", intType, intType, booleanType, if_icmpgt); 643 644 enterBinop("<=", doubleType, doubleType, booleanType, dcmpg, ifle); 645 enterBinop("<=", floatType, floatType, booleanType, fcmpg, ifle); 646 enterBinop("<=", longType, longType, booleanType, lcmp, ifle); 647 enterBinop("<=", intType, intType, booleanType, if_icmple); 648 649 enterBinop(">=", doubleType, doubleType, booleanType, dcmpl, ifge); 650 enterBinop(">=", floatType, floatType, booleanType, fcmpl, ifge); 651 enterBinop(">=", longType, longType, booleanType, lcmp, ifge); 652 enterBinop(">=", intType, intType, booleanType, if_icmpge); 653 654 enterBinop("==", objectType, objectType, booleanType, if_acmpeq); 655 enterBinop("==", booleanType, booleanType, booleanType, if_icmpeq); 656 enterBinop("==", doubleType, doubleType, booleanType, dcmpl, ifeq); 657 enterBinop("==", floatType, floatType, booleanType, fcmpl, ifeq); 658 enterBinop("==", longType, longType, booleanType, lcmp, ifeq); 659 enterBinop("==", intType, intType, booleanType, if_icmpeq); 660 661 enterBinop("!=", objectType, objectType, booleanType, if_acmpne); 662 enterBinop("!=", booleanType, booleanType, booleanType, if_icmpne); 663 enterBinop("!=", doubleType, doubleType, booleanType, dcmpl, ifne); 664 enterBinop("!=", floatType, floatType, booleanType, fcmpl, ifne); 665 enterBinop("!=", longType, longType, booleanType, lcmp, ifne); 666 enterBinop("!=", intType, intType, booleanType, if_icmpne); 667 668 enterBinop("&&", booleanType, booleanType, booleanType, bool_and); 669 enterBinop("||", booleanType, booleanType, booleanType, bool_or); 670 } 671 }