Thu, 12 Jan 2012 15:28:34 +0000
7123100: javac fails with java.lang.StackOverflowError
Summary: Inference of under-constrained type-variables creates erroneous recursive wildcard types
Reviewed-by: jjg
1 /*
2 * Copyright (c) 1999, 2011, 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 */
26 package com.sun.tools.javac.code;
28 import java.util.*;
29 import javax.lang.model.type.TypeVisitor;
30 import javax.lang.model.element.ElementVisitor;
32 import com.sun.tools.javac.util.*;
33 import com.sun.tools.javac.util.List;
34 import com.sun.tools.javac.code.Symbol.*;
35 import com.sun.tools.javac.code.Type.*;
36 import com.sun.tools.javac.jvm.*;
38 import static com.sun.tools.javac.jvm.ByteCodes.*;
39 import static com.sun.tools.javac.code.Flags.*;
41 /** A class that defines all predefined constants and operators
42 * as well as special classes such as java.lang.Object, which need
43 * to be known to the compiler. All symbols are held in instance
44 * fields. This makes it possible to work in multiple concurrent
45 * projects, which might use different class files for library classes.
46 *
47 * <p><b>This is NOT part of any supported API.
48 * If you write code that depends on this, you do so at your own risk.
49 * This code and its internal interfaces are subject to change or
50 * deletion without notice.</b>
51 */
52 public class Symtab {
53 /** The context key for the symbol table. */
54 protected static final Context.Key<Symtab> symtabKey =
55 new Context.Key<Symtab>();
57 /** Get the symbol table instance. */
58 public static Symtab instance(Context context) {
59 Symtab instance = context.get(symtabKey);
60 if (instance == null)
61 instance = new Symtab(context);
62 return instance;
63 }
65 /** Builtin types.
66 */
67 public final Type byteType = new Type(TypeTags.BYTE, null);
68 public final Type charType = new Type(TypeTags.CHAR, null);
69 public final Type shortType = new Type(TypeTags.SHORT, null);
70 public final Type intType = new Type(TypeTags.INT, null);
71 public final Type longType = new Type(TypeTags.LONG, null);
72 public final Type floatType = new Type(TypeTags.FLOAT, null);
73 public final Type doubleType = new Type(TypeTags.DOUBLE, null);
74 public final Type booleanType = new Type(TypeTags.BOOLEAN, null);
75 public final Type botType = new BottomType();
76 public final JCNoType voidType = new JCNoType(TypeTags.VOID);
78 private final Names names;
79 private final ClassReader reader;
80 private final Target target;
82 /** A symbol for the root package.
83 */
84 public final PackageSymbol rootPackage;
86 /** A symbol for the unnamed package.
87 */
88 public final PackageSymbol unnamedPackage;
90 /** A symbol that stands for a missing symbol.
91 */
92 public final TypeSymbol noSymbol;
94 /** The error symbol.
95 */
96 public final ClassSymbol errSymbol;
98 /** The unknown symbol.
99 */
100 public final ClassSymbol unknownSymbol;
102 /** A value for the errType, with a originalType of noType */
103 public final Type errType;
105 /** A value for the unknown type. */
106 public final Type unknownType;
108 /** The builtin type of all arrays. */
109 public final ClassSymbol arrayClass;
110 public final MethodSymbol arrayCloneMethod;
112 /** VGJ: The (singleton) type of all bound types. */
113 public final ClassSymbol boundClass;
115 /** The builtin type of all methods. */
116 public final ClassSymbol methodClass;
118 /** Predefined types.
119 */
120 public final Type objectType;
121 public final Type classType;
122 public final Type classLoaderType;
123 public final Type stringType;
124 public final Type stringBufferType;
125 public final Type stringBuilderType;
126 public final Type cloneableType;
127 public final Type serializableType;
128 public final Type methodHandleType;
129 public final Type polymorphicSignatureType;
130 public final Type throwableType;
131 public final Type errorType;
132 public final Type interruptedExceptionType;
133 public final Type illegalArgumentExceptionType;
134 public final Type exceptionType;
135 public final Type runtimeExceptionType;
136 public final Type classNotFoundExceptionType;
137 public final Type noClassDefFoundErrorType;
138 public final Type noSuchFieldErrorType;
139 public final Type assertionErrorType;
140 public final Type cloneNotSupportedExceptionType;
141 public final Type annotationType;
142 public final TypeSymbol enumSym;
143 public final Type listType;
144 public final Type collectionsType;
145 public final Type comparableType;
146 public final Type arraysType;
147 public final Type iterableType;
148 public final Type iteratorType;
149 public final Type annotationTargetType;
150 public final Type overrideType;
151 public final Type retentionType;
152 public final Type deprecatedType;
153 public final Type suppressWarningsType;
154 public final Type inheritedType;
155 public final Type proprietaryType;
156 public final Type systemType;
157 public final Type autoCloseableType;
158 public final Type trustMeType;
160 /** The symbol representing the length field of an array.
161 */
162 public final VarSymbol lengthVar;
164 /** The null check operator. */
165 public final OperatorSymbol nullcheck;
167 /** The symbol representing the final finalize method on enums */
168 public final MethodSymbol enumFinalFinalize;
170 /** The symbol representing the close method on TWR AutoCloseable type */
171 public final MethodSymbol autoCloseableClose;
173 /** The predefined type that belongs to a tag.
174 */
175 public final Type[] typeOfTag = new Type[TypeTags.TypeTagCount];
177 /** The name of the class that belongs to a basix type tag.
178 */
179 public final Name[] boxedName = new Name[TypeTags.TypeTagCount];
181 /** A hashtable containing the encountered top-level and member classes,
182 * indexed by flat names. The table does not contain local classes.
183 * It should be updated from the outside to reflect classes defined
184 * by compiled source files.
185 */
186 public final Map<Name, ClassSymbol> classes = new HashMap<Name, ClassSymbol>();
188 /** A hashtable containing the encountered packages.
189 * the table should be updated from outside to reflect packages defined
190 * by compiled source files.
191 */
192 public final Map<Name, PackageSymbol> packages = new HashMap<Name, PackageSymbol>();
194 public void initType(Type type, ClassSymbol c) {
195 type.tsym = c;
196 typeOfTag[type.tag] = type;
197 }
199 public void initType(Type type, String name) {
200 initType(
201 type,
202 new ClassSymbol(
203 PUBLIC, names.fromString(name), type, rootPackage));
204 }
206 public void initType(Type type, String name, String bname) {
207 initType(type, name);
208 boxedName[type.tag] = names.fromString("java.lang." + bname);
209 }
211 /** The class symbol that owns all predefined symbols.
212 */
213 public final ClassSymbol predefClass;
215 /** Enter a constant into symbol table.
216 * @param name The constant's name.
217 * @param type The constant's type.
218 */
219 private VarSymbol enterConstant(String name, Type type) {
220 VarSymbol c = new VarSymbol(
221 PUBLIC | STATIC | FINAL,
222 names.fromString(name),
223 type,
224 predefClass);
225 c.setData(type.constValue());
226 predefClass.members().enter(c);
227 return c;
228 }
230 /** Enter a binary operation into symbol table.
231 * @param name The name of the operator.
232 * @param left The type of the left operand.
233 * @param right The type of the left operand.
234 * @param res The operation's result type.
235 * @param opcode The operation's bytecode instruction.
236 */
237 private void enterBinop(String name,
238 Type left, Type right, Type res,
239 int opcode) {
240 predefClass.members().enter(
241 new OperatorSymbol(
242 names.fromString(name),
243 new MethodType(List.of(left, right), res,
244 List.<Type>nil(), methodClass),
245 opcode,
246 predefClass));
247 }
249 /** Enter a binary operation, as above but with two opcodes,
250 * which get encoded as (opcode1 << ByteCodeTags.preShift) + opcode2.
251 * @param opcode1 First opcode.
252 * @param opcode2 Second opcode.
253 */
254 private void enterBinop(String name,
255 Type left, Type right, Type res,
256 int opcode1, int opcode2) {
257 enterBinop(
258 name, left, right, res, (opcode1 << ByteCodes.preShift) | opcode2);
259 }
261 /** Enter a unary operation into symbol table.
262 * @param name The name of the operator.
263 * @param arg The type of the operand.
264 * @param res The operation's result type.
265 * @param opcode The operation's bytecode instruction.
266 */
267 private OperatorSymbol enterUnop(String name,
268 Type arg,
269 Type res,
270 int opcode) {
271 OperatorSymbol sym =
272 new OperatorSymbol(names.fromString(name),
273 new MethodType(List.of(arg),
274 res,
275 List.<Type>nil(),
276 methodClass),
277 opcode,
278 predefClass);
279 predefClass.members().enter(sym);
280 return sym;
281 }
283 /** Enter a class into symbol table.
284 * @param The name of the class.
285 */
286 private Type enterClass(String s) {
287 return reader.enterClass(names.fromString(s)).type;
288 }
290 public void synthesizeEmptyInterfaceIfMissing(final Type type) {
291 final Completer completer = type.tsym.completer;
292 if (completer != null) {
293 type.tsym.completer = new Completer() {
294 public void complete(Symbol sym) throws CompletionFailure {
295 try {
296 completer.complete(sym);
297 } catch (CompletionFailure e) {
298 sym.flags_field |= (PUBLIC | INTERFACE);
299 ((ClassType) sym.type).supertype_field = objectType;
300 }
301 }
302 };
303 }
304 }
306 public void synthesizeBoxTypeIfMissing(final Type type) {
307 ClassSymbol sym = reader.enterClass(boxedName[type.tag]);
308 final Completer completer = sym.completer;
309 if (completer != null) {
310 sym.completer = new Completer() {
311 public void complete(Symbol sym) throws CompletionFailure {
312 try {
313 completer.complete(sym);
314 } catch (CompletionFailure e) {
315 sym.flags_field |= PUBLIC;
316 ((ClassType) sym.type).supertype_field = objectType;
317 Name n = target.boxWithConstructors() ? names.init : names.valueOf;
318 MethodSymbol boxMethod =
319 new MethodSymbol(PUBLIC | STATIC,
320 n,
321 new MethodType(List.of(type), sym.type,
322 List.<Type>nil(), methodClass),
323 sym);
324 sym.members().enter(boxMethod);
325 MethodSymbol unboxMethod =
326 new MethodSymbol(PUBLIC,
327 type.tsym.name.append(names.Value), // x.intValue()
328 new MethodType(List.<Type>nil(), type,
329 List.<Type>nil(), methodClass),
330 sym);
331 sym.members().enter(unboxMethod);
332 }
333 }
334 };
335 }
337 }
339 /** Constructor; enters all predefined identifiers and operators
340 * into symbol table.
341 */
342 protected Symtab(Context context) throws CompletionFailure {
343 context.put(symtabKey, this);
345 names = Names.instance(context);
346 target = Target.instance(context);
348 // Create the unknown type
349 unknownType = new Type(TypeTags.UNKNOWN, null) {
350 @Override
351 public <R, P> R accept(TypeVisitor<R, P> v, P p) {
352 return v.visitUnknown(this, p);
353 }
354 };
356 // create the basic builtin symbols
357 rootPackage = new PackageSymbol(names.empty, null);
358 final JavacMessages messages = JavacMessages.instance(context);
359 unnamedPackage = new PackageSymbol(names.empty, rootPackage) {
360 public String toString() {
361 return messages.getLocalizedString("compiler.misc.unnamed.package");
362 }
363 };
364 noSymbol = new TypeSymbol(0, names.empty, Type.noType, rootPackage) {
365 public <R, P> R accept(ElementVisitor<R, P> v, P p) {
366 return v.visitUnknown(this, p);
367 }
368 };
369 noSymbol.kind = Kinds.NIL;
371 // create the error symbols
372 errSymbol = new ClassSymbol(PUBLIC|STATIC|ACYCLIC, names.any, null, rootPackage);
373 errType = new ErrorType(errSymbol, Type.noType);
375 unknownSymbol = new ClassSymbol(PUBLIC|STATIC|ACYCLIC, names.fromString("<any?>"), null, rootPackage);
376 unknownSymbol.members_field = new Scope.ErrorScope(unknownSymbol);
377 unknownSymbol.type = unknownType;
379 // initialize builtin types
380 initType(byteType, "byte", "Byte");
381 initType(shortType, "short", "Short");
382 initType(charType, "char", "Character");
383 initType(intType, "int", "Integer");
384 initType(longType, "long", "Long");
385 initType(floatType, "float", "Float");
386 initType(doubleType, "double", "Double");
387 initType(booleanType, "boolean", "Boolean");
388 initType(voidType, "void", "Void");
389 initType(botType, "<nulltype>");
390 initType(errType, errSymbol);
391 initType(unknownType, unknownSymbol);
393 // the builtin class of all arrays
394 arrayClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Array, noSymbol);
396 // VGJ
397 boundClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Bound, noSymbol);
398 boundClass.members_field = new Scope.ErrorScope(boundClass);
400 // the builtin class of all methods
401 methodClass = new ClassSymbol(PUBLIC|ACYCLIC, names.Method, noSymbol);
402 methodClass.members_field = new Scope.ErrorScope(boundClass);
404 // Create class to hold all predefined constants and operations.
405 predefClass = new ClassSymbol(PUBLIC|ACYCLIC, names.empty, rootPackage);
406 Scope scope = new Scope(predefClass);
407 predefClass.members_field = scope;
409 // Enter symbols for basic types.
410 scope.enter(byteType.tsym);
411 scope.enter(shortType.tsym);
412 scope.enter(charType.tsym);
413 scope.enter(intType.tsym);
414 scope.enter(longType.tsym);
415 scope.enter(floatType.tsym);
416 scope.enter(doubleType.tsym);
417 scope.enter(booleanType.tsym);
418 scope.enter(errType.tsym);
420 // Enter symbol for the errSymbol
421 scope.enter(errSymbol);
423 classes.put(predefClass.fullname, predefClass);
425 reader = ClassReader.instance(context);
426 reader.init(this);
428 // Enter predefined classes.
429 objectType = enterClass("java.lang.Object");
430 classType = enterClass("java.lang.Class");
431 stringType = enterClass("java.lang.String");
432 stringBufferType = enterClass("java.lang.StringBuffer");
433 stringBuilderType = enterClass("java.lang.StringBuilder");
434 cloneableType = enterClass("java.lang.Cloneable");
435 throwableType = enterClass("java.lang.Throwable");
436 serializableType = enterClass("java.io.Serializable");
437 methodHandleType = enterClass("java.lang.invoke.MethodHandle");
438 polymorphicSignatureType = enterClass("java.lang.invoke.MethodHandle$PolymorphicSignature");
439 errorType = enterClass("java.lang.Error");
440 illegalArgumentExceptionType = enterClass("java.lang.IllegalArgumentException");
441 interruptedExceptionType = enterClass("java.lang.InterruptedException");
442 exceptionType = enterClass("java.lang.Exception");
443 runtimeExceptionType = enterClass("java.lang.RuntimeException");
444 classNotFoundExceptionType = enterClass("java.lang.ClassNotFoundException");
445 noClassDefFoundErrorType = enterClass("java.lang.NoClassDefFoundError");
446 noSuchFieldErrorType = enterClass("java.lang.NoSuchFieldError");
447 assertionErrorType = enterClass("java.lang.AssertionError");
448 cloneNotSupportedExceptionType = enterClass("java.lang.CloneNotSupportedException");
449 annotationType = enterClass("java.lang.annotation.Annotation");
450 classLoaderType = enterClass("java.lang.ClassLoader");
451 enumSym = reader.enterClass(names.java_lang_Enum);
452 enumFinalFinalize =
453 new MethodSymbol(PROTECTED|FINAL|HYPOTHETICAL,
454 names.finalize,
455 new MethodType(List.<Type>nil(), voidType,
456 List.<Type>nil(), methodClass),
457 enumSym);
458 listType = enterClass("java.util.List");
459 collectionsType = enterClass("java.util.Collections");
460 comparableType = enterClass("java.lang.Comparable");
461 arraysType = enterClass("java.util.Arrays");
462 iterableType = target.hasIterable()
463 ? enterClass("java.lang.Iterable")
464 : enterClass("java.util.Collection");
465 iteratorType = enterClass("java.util.Iterator");
466 annotationTargetType = enterClass("java.lang.annotation.Target");
467 overrideType = enterClass("java.lang.Override");
468 retentionType = enterClass("java.lang.annotation.Retention");
469 deprecatedType = enterClass("java.lang.Deprecated");
470 suppressWarningsType = enterClass("java.lang.SuppressWarnings");
471 inheritedType = enterClass("java.lang.annotation.Inherited");
472 systemType = enterClass("java.lang.System");
473 autoCloseableType = enterClass("java.lang.AutoCloseable");
474 autoCloseableClose = new MethodSymbol(PUBLIC,
475 names.close,
476 new MethodType(List.<Type>nil(), voidType,
477 List.of(exceptionType), methodClass),
478 autoCloseableType.tsym);
479 trustMeType = enterClass("java.lang.SafeVarargs");
481 synthesizeEmptyInterfaceIfMissing(autoCloseableType);
482 synthesizeEmptyInterfaceIfMissing(cloneableType);
483 synthesizeEmptyInterfaceIfMissing(serializableType);
484 synthesizeEmptyInterfaceIfMissing(polymorphicSignatureType);
485 synthesizeBoxTypeIfMissing(doubleType);
486 synthesizeBoxTypeIfMissing(floatType);
487 synthesizeBoxTypeIfMissing(voidType);
489 // Enter a synthetic class that is used to mark internal
490 // proprietary classes in ct.sym. This class does not have a
491 // class file.
492 ClassType proprietaryType = (ClassType)enterClass("sun.Proprietary+Annotation");
493 this.proprietaryType = proprietaryType;
494 ClassSymbol proprietarySymbol = (ClassSymbol)proprietaryType.tsym;
495 proprietarySymbol.completer = null;
496 proprietarySymbol.flags_field = PUBLIC|ACYCLIC|ANNOTATION|INTERFACE;
497 proprietarySymbol.erasure_field = proprietaryType;
498 proprietarySymbol.members_field = new Scope(proprietarySymbol);
499 proprietaryType.typarams_field = List.nil();
500 proprietaryType.allparams_field = List.nil();
501 proprietaryType.supertype_field = annotationType;
502 proprietaryType.interfaces_field = List.nil();
504 // Enter a class for arrays.
505 // The class implements java.lang.Cloneable and java.io.Serializable.
506 // It has a final length field and a clone method.
507 ClassType arrayClassType = (ClassType)arrayClass.type;
508 arrayClassType.supertype_field = objectType;
509 arrayClassType.interfaces_field = List.of(cloneableType, serializableType);
510 arrayClass.members_field = new Scope(arrayClass);
511 lengthVar = new VarSymbol(
512 PUBLIC | FINAL,
513 names.length,
514 intType,
515 arrayClass);
516 arrayClass.members().enter(lengthVar);
517 arrayCloneMethod = new MethodSymbol(
518 PUBLIC,
519 names.clone,
520 new MethodType(List.<Type>nil(), objectType,
521 List.<Type>nil(), methodClass),
522 arrayClass);
523 arrayClass.members().enter(arrayCloneMethod);
525 // Enter operators.
526 enterUnop("+", doubleType, doubleType, nop);
527 enterUnop("+", floatType, floatType, nop);
528 enterUnop("+", longType, longType, nop);
529 enterUnop("+", intType, intType, nop);
531 enterUnop("-", doubleType, doubleType, dneg);
532 enterUnop("-", floatType, floatType, fneg);
533 enterUnop("-", longType, longType, lneg);
534 enterUnop("-", intType, intType, ineg);
536 enterUnop("~", longType, longType, lxor);
537 enterUnop("~", intType, intType, ixor);
539 enterUnop("++", doubleType, doubleType, dadd);
540 enterUnop("++", floatType, floatType, fadd);
541 enterUnop("++", longType, longType, ladd);
542 enterUnop("++", intType, intType, iadd);
543 enterUnop("++", charType, charType, iadd);
544 enterUnop("++", shortType, shortType, iadd);
545 enterUnop("++", byteType, byteType, iadd);
547 enterUnop("--", doubleType, doubleType, dsub);
548 enterUnop("--", floatType, floatType, fsub);
549 enterUnop("--", longType, longType, lsub);
550 enterUnop("--", intType, intType, isub);
551 enterUnop("--", charType, charType, isub);
552 enterUnop("--", shortType, shortType, isub);
553 enterUnop("--", byteType, byteType, isub);
555 enterUnop("!", booleanType, booleanType, bool_not);
556 nullcheck = enterUnop("<*nullchk*>", objectType, objectType, nullchk);
558 // string concatenation
559 enterBinop("+", stringType, objectType, stringType, string_add);
560 enterBinop("+", objectType, stringType, stringType, string_add);
561 enterBinop("+", stringType, stringType, stringType, string_add);
562 enterBinop("+", stringType, intType, stringType, string_add);
563 enterBinop("+", stringType, longType, stringType, string_add);
564 enterBinop("+", stringType, floatType, stringType, string_add);
565 enterBinop("+", stringType, doubleType, stringType, string_add);
566 enterBinop("+", stringType, booleanType, stringType, string_add);
567 enterBinop("+", stringType, botType, stringType, string_add);
568 enterBinop("+", intType, stringType, stringType, string_add);
569 enterBinop("+", longType, stringType, stringType, string_add);
570 enterBinop("+", floatType, stringType, stringType, string_add);
571 enterBinop("+", doubleType, stringType, stringType, string_add);
572 enterBinop("+", booleanType, stringType, stringType, string_add);
573 enterBinop("+", botType, stringType, stringType, string_add);
575 // these errors would otherwise be matched as string concatenation
576 enterBinop("+", botType, botType, botType, error);
577 enterBinop("+", botType, intType, botType, error);
578 enterBinop("+", botType, longType, botType, error);
579 enterBinop("+", botType, floatType, botType, error);
580 enterBinop("+", botType, doubleType, botType, error);
581 enterBinop("+", botType, booleanType, botType, error);
582 enterBinop("+", botType, objectType, botType, error);
583 enterBinop("+", intType, botType, botType, error);
584 enterBinop("+", longType, botType, botType, error);
585 enterBinop("+", floatType, botType, botType, error);
586 enterBinop("+", doubleType, botType, botType, error);
587 enterBinop("+", booleanType, botType, botType, error);
588 enterBinop("+", objectType, botType, botType, error);
590 enterBinop("+", doubleType, doubleType, doubleType, dadd);
591 enterBinop("+", floatType, floatType, floatType, fadd);
592 enterBinop("+", longType, longType, longType, ladd);
593 enterBinop("+", intType, intType, intType, iadd);
595 enterBinop("-", doubleType, doubleType, doubleType, dsub);
596 enterBinop("-", floatType, floatType, floatType, fsub);
597 enterBinop("-", longType, longType, longType, lsub);
598 enterBinop("-", intType, intType, intType, isub);
600 enterBinop("*", doubleType, doubleType, doubleType, dmul);
601 enterBinop("*", floatType, floatType, floatType, fmul);
602 enterBinop("*", longType, longType, longType, lmul);
603 enterBinop("*", intType, intType, intType, imul);
605 enterBinop("/", doubleType, doubleType, doubleType, ddiv);
606 enterBinop("/", floatType, floatType, floatType, fdiv);
607 enterBinop("/", longType, longType, longType, ldiv);
608 enterBinop("/", intType, intType, intType, idiv);
610 enterBinop("%", doubleType, doubleType, doubleType, dmod);
611 enterBinop("%", floatType, floatType, floatType, fmod);
612 enterBinop("%", longType, longType, longType, lmod);
613 enterBinop("%", intType, intType, intType, imod);
615 enterBinop("&", booleanType, booleanType, booleanType, iand);
616 enterBinop("&", longType, longType, longType, land);
617 enterBinop("&", intType, intType, intType, iand);
619 enterBinop("|", booleanType, booleanType, booleanType, ior);
620 enterBinop("|", longType, longType, longType, lor);
621 enterBinop("|", intType, intType, intType, ior);
623 enterBinop("^", booleanType, booleanType, booleanType, ixor);
624 enterBinop("^", longType, longType, longType, lxor);
625 enterBinop("^", intType, intType, intType, ixor);
627 enterBinop("<<", longType, longType, longType, lshll);
628 enterBinop("<<", intType, longType, intType, ishll);
629 enterBinop("<<", longType, intType, longType, lshl);
630 enterBinop("<<", intType, intType, intType, ishl);
632 enterBinop(">>", longType, longType, longType, lshrl);
633 enterBinop(">>", intType, longType, intType, ishrl);
634 enterBinop(">>", longType, intType, longType, lshr);
635 enterBinop(">>", intType, intType, intType, ishr);
637 enterBinop(">>>", longType, longType, longType, lushrl);
638 enterBinop(">>>", intType, longType, intType, iushrl);
639 enterBinop(">>>", longType, intType, longType, lushr);
640 enterBinop(">>>", intType, intType, intType, iushr);
642 enterBinop("<", doubleType, doubleType, booleanType, dcmpg, iflt);
643 enterBinop("<", floatType, floatType, booleanType, fcmpg, iflt);
644 enterBinop("<", longType, longType, booleanType, lcmp, iflt);
645 enterBinop("<", intType, intType, booleanType, if_icmplt);
647 enterBinop(">", doubleType, doubleType, booleanType, dcmpl, ifgt);
648 enterBinop(">", floatType, floatType, booleanType, fcmpl, ifgt);
649 enterBinop(">", longType, longType, booleanType, lcmp, ifgt);
650 enterBinop(">", intType, intType, booleanType, if_icmpgt);
652 enterBinop("<=", doubleType, doubleType, booleanType, dcmpg, ifle);
653 enterBinop("<=", floatType, floatType, booleanType, fcmpg, ifle);
654 enterBinop("<=", longType, longType, booleanType, lcmp, ifle);
655 enterBinop("<=", intType, intType, booleanType, if_icmple);
657 enterBinop(">=", doubleType, doubleType, booleanType, dcmpl, ifge);
658 enterBinop(">=", floatType, floatType, booleanType, fcmpl, ifge);
659 enterBinop(">=", longType, longType, booleanType, lcmp, ifge);
660 enterBinop(">=", intType, intType, booleanType, if_icmpge);
662 enterBinop("==", objectType, objectType, booleanType, if_acmpeq);
663 enterBinop("==", booleanType, booleanType, booleanType, if_icmpeq);
664 enterBinop("==", doubleType, doubleType, booleanType, dcmpl, ifeq);
665 enterBinop("==", floatType, floatType, booleanType, fcmpl, ifeq);
666 enterBinop("==", longType, longType, booleanType, lcmp, ifeq);
667 enterBinop("==", intType, intType, booleanType, if_icmpeq);
669 enterBinop("!=", objectType, objectType, booleanType, if_acmpne);
670 enterBinop("!=", booleanType, booleanType, booleanType, if_icmpne);
671 enterBinop("!=", doubleType, doubleType, booleanType, dcmpl, ifne);
672 enterBinop("!=", floatType, floatType, booleanType, fcmpl, ifne);
673 enterBinop("!=", longType, longType, booleanType, lcmp, ifne);
674 enterBinop("!=", intType, intType, booleanType, if_icmpne);
676 enterBinop("&&", booleanType, booleanType, booleanType, bool_and);
677 enterBinop("||", booleanType, booleanType, booleanType, bool_or);
678 }
679 }