Mercurial > hg > graal-compiler
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/NewMultiArrayNode.java @ 16919:0fe4732e5181
made use of generated Node classes predicated on value of graal.useGeneratedNodes system property (default is false)
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 25 Aug 2014 13:45:12 +0200 |
parents | f90dcdbbb75e |
children | ceb34d2d124e |
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/* * Copyright (c) 2009, 2011, 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.java; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.graph.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.spi.*; /** * The {@code NewMultiArrayNode} represents an allocation of a multi-dimensional object array. */ @NodeInfo public class NewMultiArrayNode extends DeoptimizingFixedWithNextNode implements Lowerable, ArrayLengthProvider { @Input NodeInputList<ValueNode> dimensions; private final ResolvedJavaType type; public ValueNode dimension(int index) { return dimensions.get(index); } public int dimensionCount() { return dimensions.size(); } public NodeList<ValueNode> dimensions() { return dimensions; } /** * Constructs a new NewMultiArrayNode. * * @param type the element type of the array * @param dimensions the node which produce the dimensions for this array */ public static NewMultiArrayNode create(ResolvedJavaType type, ValueNode[] dimensions) { return USE_GENERATED_NODES ? new NewMultiArrayNodeGen(type, dimensions) : new NewMultiArrayNode(type, dimensions); } NewMultiArrayNode(ResolvedJavaType type, ValueNode[] dimensions) { super(StampFactory.exactNonNull(type)); this.type = type; this.dimensions = new NodeInputList<>(this, dimensions); assert dimensions.length > 0 && type.isArray(); } @Override public void lower(LoweringTool tool) { tool.getLowerer().lower(this, tool); } public ResolvedJavaType type() { return type; } @Override public boolean canDeoptimize() { return true; } public ValueNode length() { return dimension(0); } }