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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/replacements/arraycopy/ArrayCopyNode.java @ 21556:48c1ebd24120

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renamed com.oracle.graal.api[meta|code] modules to com.oracle.jvmci.[meta|code] (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Wed, 27 May 2015 00:36:16 +0200
parents 96b69b18ff75
children 0e095e2c24e2
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1 /*
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2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.replacements.arraycopy;
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24
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25 import com.oracle.jvmci.meta.NamedLocationIdentity;
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26 import com.oracle.jvmci.meta.LocationIdentity;
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27 import com.oracle.jvmci.meta.Kind;
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28 import static com.oracle.jvmci.meta.LocationIdentity.*;
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29 import com.oracle.graal.graph.*;
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30 import com.oracle.graal.nodeinfo.*;
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31 import com.oracle.graal.nodes.*;
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32 import com.oracle.graal.nodes.spi.*;
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33 import com.oracle.graal.replacements.nodes.*;
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34
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35 @NodeInfo
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36 public final class ArrayCopyNode extends BasicArrayCopyNode implements Virtualizable, Lowerable {
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37
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38 public static final NodeClass<ArrayCopyNode> TYPE = NodeClass.create(ArrayCopyNode.class);
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39
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40 private Kind elementKind;
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41
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42 public ArrayCopyNode(int bci, ValueNode src, ValueNode srcPos, ValueNode dst, ValueNode dstPos, ValueNode length) {
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43 super(TYPE, src, srcPos, dst, dstPos, length, null, bci);
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44 elementKind = ArrayCopySnippets.Templates.selectComponentKind(this);
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45 }
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46
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47 @Override
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48 public LocationIdentity getLocationIdentity() {
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49 if (elementKind == null) {
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50 elementKind = ArrayCopySnippets.Templates.selectComponentKind(this);
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51 }
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52 if (elementKind != null) {
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53 return NamedLocationIdentity.getArrayLocation(elementKind);
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54 }
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55 return any();
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56 }
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57
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58 @Override
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59 public void lower(LoweringTool tool) {
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60 tool.getLowerer().lower(this, tool);
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61 }
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62 }