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/*
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* Copyright (c) 2016, 2019, 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.nodes.extended;
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import static org.graalvm.compiler.nodeinfo.InputType.Guard;
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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.ValueNode;
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import jdk.internal.vm.compiler.word.LocationIdentity;
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import jdk.vm.ci.meta.JavaKind;
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@NodeInfo
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public class GuardedUnsafeLoadNode extends RawLoadNode implements GuardedNode {
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public static final NodeClass<GuardedUnsafeLoadNode> TYPE = NodeClass.create(GuardedUnsafeLoadNode.class);
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@OptionalInput(Guard) protected GuardingNode guard;
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public GuardedUnsafeLoadNode(ValueNode object, ValueNode offset, JavaKind accessKind, LocationIdentity locationIdentity, ValueNode guard) {
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super(TYPE, object, offset, accessKind, locationIdentity);
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this.guard = (GuardingNode) guard;
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}
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@Override
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public GuardingNode getGuard() {
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return guard;
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}
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@Override
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public void setGuard(GuardingNode guard) {
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updateUsagesInterface(this.guard, guard);
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this.guard = guard;
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}
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@NodeIntrinsic
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public static native Object guardedLoad(Object object, long offset, @ConstantNodeParameter JavaKind kind, @ConstantNodeParameter LocationIdentity locationIdentity, GuardingNode guard);
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}
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