Mercurial > hg > graal-compiler
view graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/nodes/DirectObjectStoreNode.java @ 18998:ec0733b5a90a
Allow final modifier on node subclasses and start adding the modifier to leaf classes.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 28 Jan 2015 02:34:14 +0100 |
parents | f57d86eb036f |
children | 7e2c87dae93e |
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/* * Copyright (c) 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.replacements.nodes; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.common.type.*; import com.oracle.graal.nodeinfo.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.HeapAccess.BarrierType; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.spi.*; /** * A special purpose store node that differs from {@link UnsafeStoreNode} in that it is not a * {@link StateSplit} and does not include a write barrier. */ @NodeInfo public final class DirectObjectStoreNode extends FixedWithNextNode implements Lowerable { @Input ValueNode object; @Input ValueNode value; @Input ValueNode offset; protected final int displacement; protected final LocationIdentity locationIdentity; protected final Kind storeKind; public DirectObjectStoreNode(ValueNode object, int displacement, ValueNode offset, ValueNode value, LocationIdentity locationIdentity, Kind storeKind) { super(StampFactory.forVoid()); this.object = object; this.value = value; this.offset = offset; this.displacement = displacement; this.locationIdentity = locationIdentity; this.storeKind = storeKind; } @NodeIntrinsic public static native void storeObject(Object obj, @ConstantNodeParameter int displacement, long offset, Object value, @ConstantNodeParameter LocationIdentity locationIdentity, @ConstantNodeParameter Kind storeKind); @NodeIntrinsic public static native void storeLong(Object obj, @ConstantNodeParameter int displacement, long offset, long value, @ConstantNodeParameter LocationIdentity locationIdenity, @ConstantNodeParameter Kind storeKind); @Override public void lower(LoweringTool tool) { IndexedLocationNode location = graph().unique(new IndexedLocationNode(locationIdentity, displacement, offset, 1)); JavaWriteNode write = graph().add(new JavaWriteNode(storeKind, object, value, location, BarrierType.NONE, storeKind == Kind.Object, false)); graph().replaceFixedWithFixed(this, write); tool.getLowerer().lower(write, tool); } }