001/*
002 * Copyright (c) 2015, 2015, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023
024package com.oracle.graal.compiler.sparc;
025
026import jdk.internal.jvmci.meta.*;
027
028import com.oracle.graal.graph.*;
029import com.oracle.graal.lir.sparc.*;
030import com.oracle.graal.nodeinfo.*;
031import com.oracle.graal.nodes.*;
032import com.oracle.graal.nodes.memory.address.*;
033import com.oracle.graal.nodes.spi.*;
034
035/**
036 * Represents an address of the form [base + index].
037 */
038@NodeInfo
039public class SPARCIndexedAddressNode extends AddressNode implements LIRLowerable {
040
041    public static final NodeClass<SPARCIndexedAddressNode> TYPE = NodeClass.create(SPARCIndexedAddressNode.class);
042
043    @Input private ValueNode base;
044    @Input private ValueNode index;
045
046    public SPARCIndexedAddressNode(ValueNode base, ValueNode index) {
047        super(TYPE);
048        this.base = base;
049        this.index = index;
050    }
051
052    public void generate(NodeLIRBuilderTool gen) {
053        SPARCLIRGenerator tool = (SPARCLIRGenerator) gen.getLIRGeneratorTool();
054
055        AllocatableValue baseValue = tool.asAllocatable(gen.operand(base));
056        AllocatableValue indexValue = tool.asAllocatable(gen.operand(index));
057
058        AllocatableValue baseReference = LIRKind.derivedBaseFromValue(baseValue);
059        AllocatableValue indexReference = LIRKind.derivedBaseFromValue(indexValue);
060
061        LIRKind kind = LIRKind.combineDerived(tool.getLIRKind(stamp()), baseReference, indexReference);
062        gen.setResult(this, new SPARCIndexedAddressValue(kind, baseValue, indexValue));
063    }
064
065    public ValueNode getBase() {
066        return base;
067    }
068
069    public void setBase(ValueNode base) {
070        updateUsages(this.base, base);
071        this.base = base;
072    }
073
074    public ValueNode getIndex() {
075        return index;
076    }
077
078    public void setIndex(ValueNode index) {
079        updateUsages(this.index, index);
080        this.index = index;
081    }
082}