1 /* 2 * Copyright (c) 1999, 2008, Oracle and/or its affiliates. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * 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 supported API. 46 * If 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 invokeDynamicType; 124 public final Type throwableType; 125 public final Type errorType; 126 public final Type illegalArgumentExceptionType; 127 public final Type exceptionType; 128 public final Type runtimeExceptionType; 129 public final Type classNotFoundExceptionType; 130 public final Type noClassDefFoundErrorType; 131 public final Type noSuchFieldErrorType; 132 public final Type assertionErrorType; 133 public final Type cloneNotSupportedExceptionType; 134 public final Type annotationType; 135 public final TypeSymbol enumSym; 136 public final Type listType; 137 public final Type collectionsType; 138 public final Type comparableType; 139 public final Type arraysType; 140 public final Type iterableType; 141 public final Type iteratorType; 142 public final Type annotationTargetType; 143 public final Type overrideType; 144 public final Type retentionType; 145 public final Type deprecatedType; 146 public final Type suppressWarningsType; 147 public final Type inheritedType; 148 public final Type proprietaryType; 149 public final Type systemType; 150 151 /** The symbol representing the length field of an array. 152 */ 153 public final VarSymbol lengthVar; 154 155 /** The null check operator. */ 156 public final OperatorSymbol nullcheck; 157 158 /** The symbol representing the final finalize method on enums */ 159 public final MethodSymbol enumFinalFinalize; 160 161 /** The predefined type that belongs to a tag. 162 */ 163 public final Type[] typeOfTag = new Type[TypeTags.TypeTagCount]; 164 165 /** The name of the class that belongs to a basix type tag. 166 */ 167 public final Name[] boxedName = new Name[TypeTags.TypeTagCount]; 168 169 /** A hashtable containing the encountered top-level and member classes, 170 * indexed by flat names. The table does not contain local classes. 171 * It should be updated from the outside to reflect classes defined 172 * by compiled source files. 173 */ 174 public final Map<Name, ClassSymbol> classes = new HashMap<Name, ClassSymbol>(); 175 176 /** A hashtable containing the encountered packages. 177 * the table should be updated from outside to reflect packages defined 178 * by compiled source files. 179 */ 180 public final Map<Name, PackageSymbol> packages = new HashMap<Name, PackageSymbol>(); 181 182 public void initType(Type type, ClassSymbol c) { 183 type.tsym = c; 184 typeOfTag[type.tag] = type; 185 } 186 187 public void initType(Type type, String name) { 188 initType( 189 type, 190 new ClassSymbol( 191 PUBLIC, names.fromString(name), type, rootPackage)); 192 } 193 194 public void initType(Type type, String name, String bname) { 195 initType(type, name); 196 boxedName[type.tag] = names.fromString("java.lang." + bname); 197 } 198 199 /** The class symbol that owns all predefined symbols. 200 */ 201 public final ClassSymbol predefClass; 202 203 /** Enter a constant into symbol table. 204 * @param name The constant's name. 205 * @param type The constant's type. 206 */ 207 private VarSymbol enterConstant(String name, Type type) { 208 VarSymbol c = new VarSymbol( 209 PUBLIC | STATIC | FINAL, 210 names.fromString(name), 211 type, 212 predefClass); 213 c.setData(type.constValue()); 214 predefClass.members().enter(c); 215 return c; 216 } 217 218 /** Enter a binary operation into symbol table. 219 * @param name The name of the operator. 220 * @param left The type of the left operand. 221 * @param right The type of the left operand. 222 * @param res The operation's result type. 223 * @param opcode The operation's bytecode instruction. 224 */ 225 private void enterBinop(String name, 226 Type left, Type right, Type res, 227 int opcode) { 228 predefClass.members().enter( 229 new OperatorSymbol( 230 names.fromString(name), 231 new MethodType(List.of(left, right), res, 232 List.<Type>nil(), methodClass), 233 opcode, 234 predefClass)); 235 } 236 237 /** Enter a binary operation, as above but with two opcodes, 238 * which get encoded as (opcode1 << ByteCodeTags.preShift) + opcode2. 239 * @param opcode1 First opcode. 240 * @param opcode2 Second opcode. 241 */ 242 private void enterBinop(String name, 243 Type left, Type right, Type res, 244 int opcode1, int opcode2) { 245 enterBinop( 246 name, left, right, res, (opcode1 << ByteCodes.preShift) | opcode2); 247 } 248 249 /** Enter a unary operation into symbol table. 250 * @param name The name of the operator. 251 * @param arg The type of the operand. 252 * @param res The operation's result type. 253 * @param opcode The operation's bytecode instruction. 254 */ 255 private OperatorSymbol enterUnop(String name, 256 Type arg, 257 Type res, 258 int opcode) { 259 OperatorSymbol sym = 260 new OperatorSymbol(names.fromString(name), 261 new MethodType(List.of(arg), 262 res, 263 List.<Type>nil(), 264 methodClass), 265 opcode, 266 predefClass); 267 predefClass.members().enter(sym); 268 return sym; 269 } 270 271 /** Enter a class into symbol table. 272 * @param The name of the class. 273 */ 274 private Type enterClass(String s) { 275 return reader.enterClass(names.fromString(s)).type; 276 } 277 278 public void synthesizeEmptyInterfaceIfMissing(final Type type) { 279 final Completer completer = type.tsym.completer; 280 if (completer != null) { 281 type.tsym.completer = new Completer() { 282 public void complete(Symbol sym) throws CompletionFailure { 283 try { 284 completer.complete(sym); 285 } catch (CompletionFailure e) { 286 sym.flags_field |= (PUBLIC | INTERFACE); 287 ((ClassType) sym.type).supertype_field = objectType; 288 } 289 } 290 }; 291 } 292 } 293 294 public void synthesizeMHTypeIfMissing(final Type type) { 295 final Completer completer = type.tsym.completer; 296 if (completer != null) { 297 type.tsym.completer = new Completer() { 298 public void complete(Symbol sym) throws CompletionFailure { 299 try { 300 completer.complete(sym); 301 } catch (CompletionFailure e) { 302 sym.flags_field |= (PUBLIC | ABSTRACT); 303 ((ClassType) sym.type).supertype_field = objectType; 304 // do not bother to create MH.type if not visibly declared 305 // this sym just accumulates invoke(...) methods 306 } 307 } 308 }; 309 } 310 } 311 312 public void synthesizeBoxTypeIfMissing(final Type type) { 313 ClassSymbol sym = reader.enterClass(boxedName[type.tag]); 314 final Completer completer = sym.completer; 315 if (completer != null) { 316 sym.completer = new Completer() { 317 public void complete(Symbol sym) throws CompletionFailure { 318 try { 319 completer.complete(sym); 320 } catch (CompletionFailure e) { 321 sym.flags_field |= PUBLIC; 322 ((ClassType) sym.type).supertype_field = objectType; 323 Name n = target.boxWithConstructors() ? names.init : names.valueOf; 324 MethodSymbol boxMethod = 325 new MethodSymbol(PUBLIC | STATIC, 326 n, 327 new MethodType(List.of(type), sym.type, 328 List.<Type>nil(), methodClass), 329 sym); 330 sym.members().enter(boxMethod); 331 MethodSymbol unboxMethod = 332 new MethodSymbol(PUBLIC, 333 type.tsym.name.append(names.Value), // x.intValue() 334 new MethodType(List.<Type>nil(), type, 335 List.<Type>nil(), methodClass), 336 sym); 337 sym.members().enter(unboxMethod); 338 } 339 } 340 }; 341 } 342 343 } 344 345 /** Constructor; enters all predefined identifiers and operators 346 * into symbol table. 347 */ 348 protected Symtab(Context context) throws CompletionFailure { 349 context.put(symtabKey, this); 350 351 names = Names.instance(context); 352 target = Target.instance(context); 353 354 // Create the unknown type 355 unknownType = new Type(TypeTags.UNKNOWN, null); 356 357 // create the basic builtin symbols 358 rootPackage = new PackageSymbol(names.empty, null); 359 final JavacMessages messages = JavacMessages.instance(context); 360 unnamedPackage = new PackageSymbol(names.empty, rootPackage) { 361 public String toString() { 362 return messages.getLocalizedString("compiler.misc.unnamed.package"); 363 } 364 }; 365 noSymbol = new TypeSymbol(0, names.empty, Type.noType, rootPackage); 366 noSymbol.kind = Kinds.NIL; 367 368 // create the error symbols 369 errSymbol = new ClassSymbol(PUBLIC|STATIC|ACYCLIC, names.any, null, rootPackage); 370 errType = new ErrorType(errSymbol, Type.noType); 371 372 // initialize builtin types 373 initType(byteType, "byte", "Byte"); 374 initType(shortType, "short", "Short"); 375 initType(charType, "char", "Character"); 376 initType(intType, "int", "Integer"); 377 initType(longType, "long", "Long"); 378 initType(floatType, "float", "Float"); 379 initType(doubleType, "double", "Double"); 380 initType(booleanType, "boolean", "Boolean"); 381 initType(voidType, "void", "Void"); 382 initType(botType, "<nulltype>"); 383 initType(errType, errSymbol); 384 initType(unknownType, "<any?>"); 385 386 // the builtin class of all arrays 387 arrayClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Array, noSymbol); 388 389 // VGJ 390 boundClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Bound, noSymbol); 391 392 // the builtin class of all methods 393 methodClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Method, noSymbol); 394 395 // Create class to hold all predefined constants and operations. 396 predefClass = new ClassSymbol(PUBLIC|ACYCLIC, names.empty, rootPackage); 397 Scope scope = new Scope(predefClass); 398 predefClass.members_field = scope; 399 400 // Enter symbols for basic types. 401 scope.enter(byteType.tsym); 402 scope.enter(shortType.tsym); 403 scope.enter(charType.tsym); 404 scope.enter(intType.tsym); 405 scope.enter(longType.tsym); 406 scope.enter(floatType.tsym); 407 scope.enter(doubleType.tsym); 408 scope.enter(booleanType.tsym); 409 scope.enter(errType.tsym); 410 411 // Enter symbol for the errSymbol 412 scope.enter(errSymbol); 413 414 classes.put(predefClass.fullname, predefClass); 415 416 reader = ClassReader.instance(context); 417 reader.init(this); 418 419 // Enter predefined classes. 420 objectType = enterClass("java.lang.Object"); 421 classType = enterClass("java.lang.Class"); 422 stringType = enterClass("java.lang.String"); 423 stringBufferType = enterClass("java.lang.StringBuffer"); 424 stringBuilderType = enterClass("java.lang.StringBuilder"); 425 cloneableType = enterClass("java.lang.Cloneable"); 426 throwableType = enterClass("java.lang.Throwable"); 427 serializableType = enterClass("java.io.Serializable"); 428 methodHandleType = enterClass("java.dyn.MethodHandle"); 429 invokeDynamicType = enterClass("java.dyn.InvokeDynamic"); 430 errorType = enterClass("java.lang.Error"); 431 illegalArgumentExceptionType = enterClass("java.lang.IllegalArgumentException"); 432 exceptionType = enterClass("java.lang.Exception"); 433 runtimeExceptionType = enterClass("java.lang.RuntimeException"); 434 classNotFoundExceptionType = enterClass("java.lang.ClassNotFoundException"); 435 noClassDefFoundErrorType = enterClass("java.lang.NoClassDefFoundError"); 436 noSuchFieldErrorType = enterClass("java.lang.NoSuchFieldError"); 437 assertionErrorType = enterClass("java.lang.AssertionError"); 438 cloneNotSupportedExceptionType = enterClass("java.lang.CloneNotSupportedException"); 439 annotationType = enterClass("java.lang.annotation.Annotation"); 440 classLoaderType = enterClass("java.lang.ClassLoader"); 441 enumSym = reader.enterClass(names.java_lang_Enum); 442 enumFinalFinalize = 443 new MethodSymbol(PROTECTED|FINAL|HYPOTHETICAL, 444 names.finalize, 445 new MethodType(List.<Type>nil(), voidType, 446 List.<Type>nil(), methodClass), 447 enumSym); 448 listType = enterClass("java.util.List"); 449 collectionsType = enterClass("java.util.Collections"); 450 comparableType = enterClass("java.lang.Comparable"); 451 arraysType = enterClass("java.util.Arrays"); 452 iterableType = target.hasIterable() 453 ? enterClass("java.lang.Iterable") 454 : enterClass("java.util.Collection"); 455 iteratorType = enterClass("java.util.Iterator"); 456 annotationTargetType = enterClass("java.lang.annotation.Target"); 457 overrideType = enterClass("java.lang.Override"); 458 retentionType = enterClass("java.lang.annotation.Retention"); 459 deprecatedType = enterClass("java.lang.Deprecated"); 460 suppressWarningsType = enterClass("java.lang.SuppressWarnings"); 461 inheritedType = enterClass("java.lang.annotation.Inherited"); 462 systemType = enterClass("java.lang.System"); 463 464 synthesizeEmptyInterfaceIfMissing(cloneableType); 465 synthesizeEmptyInterfaceIfMissing(serializableType); 466 synthesizeMHTypeIfMissing(methodHandleType); 467 synthesizeMHTypeIfMissing(invokeDynamicType); 468 synthesizeBoxTypeIfMissing(doubleType); 469 synthesizeBoxTypeIfMissing(floatType); 470 synthesizeBoxTypeIfMissing(voidType); 471 472 // Enter a synthetic class that is used to mark internal 473 // proprietary classes in ct.sym. This class does not have a 474 // class file. 475 ClassType proprietaryType = (ClassType)enterClass("sun.Proprietary+Annotation"); 476 this.proprietaryType = proprietaryType; 477 ClassSymbol proprietarySymbol = (ClassSymbol)proprietaryType.tsym; 478 proprietarySymbol.completer = null; 479 proprietarySymbol.flags_field = PUBLIC|ACYCLIC|ANNOTATION|INTERFACE; 480 proprietarySymbol.erasure_field = proprietaryType; 481 proprietarySymbol.members_field = new Scope(proprietarySymbol); 482 proprietaryType.typarams_field = List.nil(); 483 proprietaryType.allparams_field = List.nil(); 484 proprietaryType.supertype_field = annotationType; 485 proprietaryType.interfaces_field = List.nil(); 486 487 // Enter a class for arrays. 488 // The class implements java.lang.Cloneable and java.io.Serializable. 489 // It has a final length field and a clone method. 490 ClassType arrayClassType = (ClassType)arrayClass.type; 491 arrayClassType.supertype_field = objectType; 492 arrayClassType.interfaces_field = List.of(cloneableType, serializableType); 493 arrayClass.members_field = new Scope(arrayClass); 494 lengthVar = new VarSymbol( 495 PUBLIC | FINAL, 496 names.length, 497 intType, 498 arrayClass); 499 arrayClass.members().enter(lengthVar); 500 arrayCloneMethod = new MethodSymbol( 501 PUBLIC, 502 names.clone, 503 new MethodType(List.<Type>nil(), objectType, 504 List.<Type>nil(), methodClass), 505 arrayClass); 506 arrayClass.members().enter(arrayCloneMethod); 507 508 // Enter operators. 509 enterUnop("+", doubleType, doubleType, nop); 510 enterUnop("+", floatType, floatType, nop); 511 enterUnop("+", longType, longType, nop); 512 enterUnop("+", intType, intType, nop); 513 514 enterUnop("-", doubleType, doubleType, dneg); 515 enterUnop("-", floatType, floatType, fneg); 516 enterUnop("-", longType, longType, lneg); 517 enterUnop("-", intType, intType, ineg); 518 519 enterUnop("~", longType, longType, lxor); 520 enterUnop("~", intType, intType, ixor); 521 522 enterUnop("++", doubleType, doubleType, dadd); 523 enterUnop("++", floatType, floatType, fadd); 524 enterUnop("++", longType, longType, ladd); 525 enterUnop("++", intType, intType, iadd); 526 enterUnop("++", charType, charType, iadd); 527 enterUnop("++", shortType, shortType, iadd); 528 enterUnop("++", byteType, byteType, iadd); 529 530 enterUnop("--", doubleType, doubleType, dsub); 531 enterUnop("--", floatType, floatType, fsub); 532 enterUnop("--", longType, longType, lsub); 533 enterUnop("--", intType, intType, isub); 534 enterUnop("--", charType, charType, isub); 535 enterUnop("--", shortType, shortType, isub); 536 enterUnop("--", byteType, byteType, isub); 537 538 enterUnop("!", booleanType, booleanType, bool_not); 539 nullcheck = enterUnop("<*nullchk*>", objectType, objectType, nullchk); 540 541 // string concatenation 542 enterBinop("+", stringType, objectType, stringType, string_add); 543 enterBinop("+", objectType, stringType, stringType, string_add); 544 enterBinop("+", stringType, stringType, stringType, string_add); 545 enterBinop("+", stringType, intType, stringType, string_add); 546 enterBinop("+", stringType, longType, stringType, string_add); 547 enterBinop("+", stringType, floatType, stringType, string_add); 548 enterBinop("+", stringType, doubleType, stringType, string_add); 549 enterBinop("+", stringType, booleanType, stringType, string_add); 550 enterBinop("+", stringType, botType, stringType, string_add); 551 enterBinop("+", intType, stringType, stringType, string_add); 552 enterBinop("+", longType, stringType, stringType, string_add); 553 enterBinop("+", floatType, stringType, stringType, string_add); 554 enterBinop("+", doubleType, stringType, stringType, string_add); 555 enterBinop("+", booleanType, stringType, stringType, string_add); 556 enterBinop("+", botType, stringType, stringType, string_add); 557 558 // these errors would otherwise be matched as string concatenation 559 enterBinop("+", botType, botType, botType, error); 560 enterBinop("+", botType, intType, botType, error); 561 enterBinop("+", botType, longType, botType, error); 562 enterBinop("+", botType, floatType, botType, error); 563 enterBinop("+", botType, doubleType, botType, error); 564 enterBinop("+", botType, booleanType, botType, error); 565 enterBinop("+", botType, objectType, botType, error); 566 enterBinop("+", intType, botType, botType, error); 567 enterBinop("+", longType, botType, botType, error); 568 enterBinop("+", floatType, botType, botType, error); 569 enterBinop("+", doubleType, botType, botType, error); 570 enterBinop("+", booleanType, botType, botType, error); 571 enterBinop("+", objectType, botType, botType, error); 572 573 enterBinop("+", doubleType, doubleType, doubleType, dadd); 574 enterBinop("+", floatType, floatType, floatType, fadd); 575 enterBinop("+", longType, longType, longType, ladd); 576 enterBinop("+", intType, intType, intType, iadd); 577 578 enterBinop("-", doubleType, doubleType, doubleType, dsub); 579 enterBinop("-", floatType, floatType, floatType, fsub); 580 enterBinop("-", longType, longType, longType, lsub); 581 enterBinop("-", intType, intType, intType, isub); 582 583 enterBinop("*", doubleType, doubleType, doubleType, dmul); 584 enterBinop("*", floatType, floatType, floatType, fmul); 585 enterBinop("*", longType, longType, longType, lmul); 586 enterBinop("*", intType, intType, intType, imul); 587 588 enterBinop("/", doubleType, doubleType, doubleType, ddiv); 589 enterBinop("/", floatType, floatType, floatType, fdiv); 590 enterBinop("/", longType, longType, longType, ldiv); 591 enterBinop("/", intType, intType, intType, idiv); 592 593 enterBinop("%", doubleType, doubleType, doubleType, dmod); 594 enterBinop("%", floatType, floatType, floatType, fmod); 595 enterBinop("%", longType, longType, longType, lmod); 596 enterBinop("%", intType, intType, intType, imod); 597 598 enterBinop("&", booleanType, booleanType, booleanType, iand); 599 enterBinop("&", longType, longType, longType, land); 600 enterBinop("&", intType, intType, intType, iand); 601 602 enterBinop("|", booleanType, booleanType, booleanType, ior); 603 enterBinop("|", longType, longType, longType, lor); 604 enterBinop("|", intType, intType, intType, ior); 605 606 enterBinop("^", booleanType, booleanType, booleanType, ixor); 607 enterBinop("^", longType, longType, longType, lxor); 608 enterBinop("^", intType, intType, intType, ixor); 609 610 enterBinop("<<", longType, longType, longType, lshll); 611 enterBinop("<<", intType, longType, intType, ishll); 612 enterBinop("<<", longType, intType, longType, lshl); 613 enterBinop("<<", intType, intType, intType, ishl); 614 615 enterBinop(">>", longType, longType, longType, lshrl); 616 enterBinop(">>", intType, longType, intType, ishrl); 617 enterBinop(">>", longType, intType, longType, lshr); 618 enterBinop(">>", intType, intType, intType, ishr); 619 620 enterBinop(">>>", longType, longType, longType, lushrl); 621 enterBinop(">>>", intType, longType, intType, iushrl); 622 enterBinop(">>>", longType, intType, longType, lushr); 623 enterBinop(">>>", intType, intType, intType, iushr); 624 625 enterBinop("<", doubleType, doubleType, booleanType, dcmpg, iflt); 626 enterBinop("<", floatType, floatType, booleanType, fcmpg, iflt); 627 enterBinop("<", longType, longType, booleanType, lcmp, iflt); 628 enterBinop("<", intType, intType, booleanType, if_icmplt); 629 630 enterBinop(">", doubleType, doubleType, booleanType, dcmpl, ifgt); 631 enterBinop(">", floatType, floatType, booleanType, fcmpl, ifgt); 632 enterBinop(">", longType, longType, booleanType, lcmp, ifgt); 633 enterBinop(">", intType, intType, booleanType, if_icmpgt); 634 635 enterBinop("<=", doubleType, doubleType, booleanType, dcmpg, ifle); 636 enterBinop("<=", floatType, floatType, booleanType, fcmpg, ifle); 637 enterBinop("<=", longType, longType, booleanType, lcmp, ifle); 638 enterBinop("<=", intType, intType, booleanType, if_icmple); 639 640 enterBinop(">=", doubleType, doubleType, booleanType, dcmpl, ifge); 641 enterBinop(">=", floatType, floatType, booleanType, fcmpl, ifge); 642 enterBinop(">=", longType, longType, booleanType, lcmp, ifge); 643 enterBinop(">=", intType, intType, booleanType, if_icmpge); 644 645 enterBinop("==", objectType, objectType, booleanType, if_acmpeq); 646 enterBinop("==", booleanType, booleanType, booleanType, if_icmpeq); 647 enterBinop("==", doubleType, doubleType, booleanType, dcmpl, ifeq); 648 enterBinop("==", floatType, floatType, booleanType, fcmpl, ifeq); 649 enterBinop("==", longType, longType, booleanType, lcmp, ifeq); 650 enterBinop("==", intType, intType, booleanType, if_icmpeq); 651 652 enterBinop("!=", objectType, objectType, booleanType, if_acmpne); 653 enterBinop("!=", booleanType, booleanType, booleanType, if_icmpne); 654 enterBinop("!=", doubleType, doubleType, booleanType, dcmpl, ifne); 655 enterBinop("!=", floatType, floatType, booleanType, fcmpl, ifne); 656 enterBinop("!=", longType, longType, booleanType, lcmp, ifne); 657 enterBinop("!=", intType, intType, booleanType, if_icmpne); 658 659 enterBinop("&&", booleanType, booleanType, booleanType, bool_and); 660 enterBinop("||", booleanType, booleanType, booleanType, bool_or); 661 } 662 }