--- /dev/null 2015-10-08 07:25:26.000000000 -1000 +++ new/src/jdk.vm.ci/share/classes/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotResolvedPrimitiveType.java 2015-10-08 07:25:26.000000000 -1000 @@ -0,0 +1,285 @@ +/* + * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package jdk.vm.ci.hotspot; + +import static java.util.Objects.*; + +import java.lang.annotation.*; +import java.lang.reflect.*; +import java.net.*; + +import jdk.vm.ci.common.*; +import jdk.vm.ci.meta.*; +import jdk.vm.ci.meta.Assumptions.AssumptionResult; + +/** + * Implementation of {@link JavaType} for primitive HotSpot types. + */ +public final class HotSpotResolvedPrimitiveType extends HotSpotResolvedJavaType implements HotSpotProxified { + + private final JavaKind kind; + + /** + * Creates the JVMCI mirror for a primitive {@link JavaKind}. + * + *

+ * NOTE: Creating an instance of this class does not install the mirror for the + * {@link Class} type. Use {@link HotSpotJVMCIRuntimeProvider#fromClass(Class)} instead. + *

+ * + * @param kind the Kind to create the mirror for + */ + public HotSpotResolvedPrimitiveType(JavaKind kind) { + super(String.valueOf(Character.toUpperCase(kind.getTypeChar()))); + this.kind = kind; + assert mirror().isPrimitive() : mirror() + " not a primitive type"; + } + + @Override + public int getModifiers() { + return Modifier.ABSTRACT | Modifier.FINAL | Modifier.PUBLIC; + } + + @Override + public HotSpotResolvedObjectTypeImpl getArrayClass() { + if (kind == JavaKind.Void) { + return null; + } + Class javaArrayMirror = Array.newInstance(mirror(), 0).getClass(); + return HotSpotResolvedObjectTypeImpl.fromObjectClass(javaArrayMirror); + } + + public ResolvedJavaType getElementalType() { + return this; + } + + @Override + public ResolvedJavaType getComponentType() { + return null; + } + + @Override + public ResolvedJavaType asExactType() { + return this; + } + + @Override + public ResolvedJavaType getSuperclass() { + return null; + } + + @Override + public ResolvedJavaType[] getInterfaces() { + return new ResolvedJavaType[0]; + } + + @Override + public ResolvedJavaType getSingleImplementor() { + throw new JVMCIError("Cannot call getSingleImplementor() on a non-interface type: %s", this); + } + + @Override + public ResolvedJavaType findLeastCommonAncestor(ResolvedJavaType otherType) { + return null; + } + + @Override + public JavaConstant getObjectHub() { + throw JVMCIError.unimplemented(); + } + + @Override + public JavaConstant getJavaClass() { + throw JVMCIError.unimplemented(); + } + + @Override + public AssumptionResult hasFinalizableSubclass() { + return new AssumptionResult<>(false); + } + + @Override + public boolean hasFinalizer() { + return false; + } + + @Override + public boolean isArray() { + return false; + } + + @Override + public boolean isPrimitive() { + return true; + } + + @Override + public boolean isInitialized() { + return true; + } + + public boolean isLinked() { + return true; + } + + @Override + public boolean isInstance(JavaConstant obj) { + return false; + } + + @Override + public boolean isInstanceClass() { + return false; + } + + @Override + public boolean isInterface() { + return false; + } + + @Override + public boolean isAssignableFrom(ResolvedJavaType other) { + assert other != null; + return other.equals(this); + } + + @Override + public JavaKind getJavaKind() { + return kind; + } + + @Override + public boolean isJavaLangObject() { + return false; + } + + @Override + public ResolvedJavaMethod resolveConcreteMethod(ResolvedJavaMethod method, ResolvedJavaType callerType) { + return null; + } + + @Override + public ResolvedJavaMethod resolveMethod(ResolvedJavaMethod method, ResolvedJavaType callerType) { + return null; + } + + @Override + public String toString() { + return "HotSpotResolvedPrimitiveType<" + kind + ">"; + } + + @Override + public AssumptionResult findLeafConcreteSubtype() { + return new AssumptionResult<>(this); + } + + @Override + public AssumptionResult findUniqueConcreteMethod(ResolvedJavaMethod method) { + return null; + } + + @Override + public ResolvedJavaField[] getInstanceFields(boolean includeSuperclasses) { + return new ResolvedJavaField[0]; + } + + @Override + public ResolvedJavaField[] getStaticFields() { + return new ResolvedJavaField[0]; + } + + @Override + public Annotation[] getAnnotations() { + return new Annotation[0]; + } + + @Override + public T getAnnotation(Class annotationClass) { + return null; + } + + @Override + public ResolvedJavaType resolve(ResolvedJavaType accessingClass) { + requireNonNull(accessingClass); + return this; + } + + @Override + public void initialize() { + } + + @Override + public ResolvedJavaField findInstanceFieldWithOffset(long offset, JavaKind expectedType) { + return null; + } + + @Override + public String getSourceFileName() { + throw JVMCIError.unimplemented(); + } + + @Override + public Class mirror() { + return kind.toJavaClass(); + } + + @Override + public URL getClassFilePath() { + return null; + } + + @Override + public boolean isLocal() { + return false; + } + + @Override + public boolean isMember() { + return false; + } + + @Override + public ResolvedJavaType getEnclosingType() { + return null; + } + + @Override + public ResolvedJavaMethod[] getDeclaredConstructors() { + return new ResolvedJavaMethod[0]; + } + + @Override + public ResolvedJavaMethod[] getDeclaredMethods() { + return new ResolvedJavaMethod[0]; + } + + @Override + public ResolvedJavaMethod getClassInitializer() { + return null; + } + + @Override + public boolean isTrustedInterfaceType() { + return false; + } +}