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annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/CallTargetNode.java @ 5841:f84d11672a86

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vtable dispatch inlining for megamorphic virtual calls now works and is enabled by default
author Doug Simon <doug.simon@oracle.com>
date Mon, 16 Jul 2012 15:20:50 +0200
parents f238fe91dc7f
children 823a2978e7ba
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1 /*
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2 * Copyright (c) 2011, 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.nodes;
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24
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25 import com.oracle.graal.api.meta.*;
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26 import com.oracle.graal.graph.*;
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27 import com.oracle.graal.nodes.spi.*;
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28 import com.oracle.graal.nodes.type.*;
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29
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30 public abstract class CallTargetNode extends ValueNode implements LIRLowerable {
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31
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32 @Input protected final NodeInputList<ValueNode> arguments;
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33
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34 /**
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35 * The address computation for an indirect call (e.g., invokevirtual or invokeinterface).
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36 */
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37 @Input protected ValueNode computedAddress;
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38
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39 public ValueNode computedAddress() {
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40 return computedAddress;
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41 }
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42
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43 public void setComputedAddress(ValueNode address) {
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44 updateUsages(this.computedAddress, address);
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45 this.computedAddress = address;
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46 }
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47
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48 public CallTargetNode(ValueNode[] arguments) {
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49 super(StampFactory.extension());
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50 this.arguments = new NodeInputList<>(this, arguments);
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51 }
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53 public NodeInputList<ValueNode> arguments() {
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54 return arguments;
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55 }
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56
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57 public abstract JavaType returnType();
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58
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59 public abstract Kind returnKind();
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61 @Override
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62 public void generate(LIRGeneratorTool gen) {
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63 // nop
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64 }
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65 }