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/*
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* Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package org.graalvm.compiler.replacements.nodes;
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import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_2;
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import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1;
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import org.graalvm.compiler.core.common.LIRKind;
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import org.graalvm.compiler.core.common.type.StampFactory;
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import org.graalvm.compiler.graph.NodeClass;
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import org.graalvm.compiler.nodeinfo.NodeInfo;
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import org.graalvm.compiler.nodes.FixedWithNextNode;
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import org.graalvm.compiler.nodes.StateSplit;
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import org.graalvm.compiler.nodes.ValueNode;
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import org.graalvm.compiler.nodes.extended.RawStoreNode;
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import org.graalvm.compiler.nodes.spi.LIRLowerable;
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import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;
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import jdk.vm.ci.meta.JavaKind;
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import jdk.vm.ci.meta.Value;
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/**
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* A special purpose store node that differs from {@link RawStoreNode} in that it is not a
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* {@link StateSplit} and takes a computed address instead of an object.
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*/
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@NodeInfo(cycles = CYCLES_2, size = SIZE_1)
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public final class DirectStoreNode extends FixedWithNextNode implements LIRLowerable {
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public static final NodeClass<DirectStoreNode> TYPE = NodeClass.create(DirectStoreNode.class);
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@Input protected ValueNode address;
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@Input protected ValueNode value;
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protected final JavaKind kind;
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public DirectStoreNode(ValueNode address, ValueNode value, JavaKind kind) {
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super(TYPE, StampFactory.forVoid());
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this.address = address;
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this.value = value;
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this.kind = kind;
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}
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@Override
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public void generate(NodeLIRBuilderTool gen) {
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Value v = gen.operand(value);
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LIRKind lirKind = LIRKind.fromJavaKind(gen.getLIRGeneratorTool().target().arch, kind);
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gen.getLIRGeneratorTool().getArithmetic().emitStore(lirKind, gen.operand(address), v, null);
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}
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public ValueNode getAddress() {
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return address;
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}
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public ValueNode getValue() {
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return value;
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}
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@NodeIntrinsic
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public static native void storeBoolean(long address, boolean value, @ConstantNodeParameter JavaKind kind);
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}
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