Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/BasicArrayType.java @ 10343:6bd680e9ea35
8003421: NPG: Move oops out of InstanceKlass into mirror
Summary: Inject protection_domain, signers, init_lock into java_lang_Class
Reviewed-by: stefank, dholmes, sla
author | coleenp |
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date | Wed, 22 May 2013 14:37:49 -0400 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2001, 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 sun.jvm.hotspot.debugger.cdbg.basic; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.debugger.cdbg.*; public class BasicArrayType extends BasicType implements ArrayType { private Type elementType; private int length; public BasicArrayType(String name, Type elementType, int sizeInBytes) { this(name, elementType, sizeInBytes, 0, 0); } private BasicArrayType(String name, Type elementType, int sizeInBytes, int length, int cvAttributes) { super(name, sizeInBytes, cvAttributes); this.elementType = elementType; this.length = length; } public ArrayType asArray() { return this; } public Type getElementType() { return elementType; } public int getLength() { return length; } Type resolveTypes(BasicCDebugInfoDataBase db, ResolveListener listener) { super.resolveTypes(db, listener); elementType = db.resolveType(this, elementType, listener, "resolving array element type"); // FIXME: need to figure out whether we have to align object sizes // ourselves (see below) if (!((BasicType) elementType).isLazy()) { length = getSize() / elementType.getSize(); } return this; } public void iterateObject(Address a, ObjectVisitor v, FieldIdentifier f) { // What kind of iteration are we doing? If the end user requested // iteration over a given array at a given address, the field // identifier will be null, and we should descend and iterate // through the array. Otherwise, we are already iterating through // an object, and it is up to the end user whether to descend into // the embedded object. if (f == null) { v.enterType(this, a); for (int i = 0; i < getLength(); i++) { // FIXME: need to figure out whether we need to align object // sizes ourselves (i.e., round up to doubleword size) or // whether that reported in the debug info is already aligned // (in Microsoft's compiler, I think the struct alignment is // an option, so it's possible that there is nothing we are // allowed to do here) ((BasicType) getElementType()).iterateObject(a.addOffsetTo(i * getElementType().getSize()), v, new BasicIndexableFieldIdentifier(getElementType(), i)); } v.exitType(); } else { v.doArray(f, a); } } protected Type createCVVariant(int cvAttributes) { return new BasicArrayType(getName(), getElementType(), getSize(), getLength(), cvAttributes); } public void visit(TypeVisitor v) { v.doArrayType(this); } }