Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/virtual/VirtualInstanceNode.java @ 17450:45b45f902bed
removed Node generation (GRAAL-857)
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 15 Oct 2014 15:35:33 +0200 |
parents | c9bb0da795d4 |
children | f57d86eb036f |
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/* * Copyright (c) 2011, 2012, 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 com.oracle.graal.nodes.virtual; import com.oracle.graal.api.meta.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; @NodeInfo(nameTemplate = "VirtualInstance {p#type/s}") public class VirtualInstanceNode extends VirtualObjectNode { protected final ResolvedJavaType type; protected final ResolvedJavaField[] fields; public static VirtualInstanceNode create(ResolvedJavaType type, boolean hasIdentity) { return new VirtualInstanceNode(type, hasIdentity); } protected VirtualInstanceNode(ResolvedJavaType type, boolean hasIdentity) { this(type, type.getInstanceFields(true), hasIdentity); } public static VirtualInstanceNode create(ResolvedJavaType type, ResolvedJavaField[] fields, boolean hasIdentity) { return new VirtualInstanceNode(type, fields, hasIdentity); } protected VirtualInstanceNode(ResolvedJavaType type, ResolvedJavaField[] fields, boolean hasIdentity) { super(type, hasIdentity); this.type = type; this.fields = fields; } @Override public ResolvedJavaType type() { return type; } @Override public int entryCount() { return fields.length; } public ResolvedJavaField field(int index) { return fields[index]; } public ResolvedJavaField[] getFields() { return fields; } @Override public String toString(Verbosity verbosity) { if (verbosity == Verbosity.Name) { return super.toString(Verbosity.Name) + " " + type.toJavaName(false); } else { return super.toString(verbosity); } } @Override public String entryName(int index) { return fields[index].getName(); } public int fieldIndex(ResolvedJavaField field) { // on average fields.length == ~6, so a linear search is fast enough for (int i = 0; i < fields.length; i++) { if (fields[i].equals(field)) { return i; } } return -1; } @Override public int entryIndexForOffset(long constantOffset) { return fieldIndex(type.findInstanceFieldWithOffset(constantOffset)); } @Override public Kind entryKind(int index) { assert index >= 0 && index < fields.length; return fields[index].getKind(); } @Override public VirtualInstanceNode duplicate() { return VirtualInstanceNode.create(type, fields, super.hasIdentity()); } @Override public ValueNode getMaterializedRepresentation(FixedNode fixed, ValueNode[] entries, LockState locks) { return AllocatedObjectNode.create(this); } }