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annotate graal/com.oracle.max.graal.nodes/src/com/oracle/graal/nodes/LocalNode.java @ 5059:ed559a528128

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author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Thu, 08 Mar 2012 17:57:30 +0100
parents graal/com.oracle.max.graal.nodes/src/com/oracle/max/graal/nodes/LocalNode.java@aaac4894175c
children 4ed4295ce15f
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1 /*
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2 * Copyright (c) 2009, 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.max.graal.nodes;
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24
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25 import com.oracle.max.cri.ci.*;
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26 import com.oracle.max.graal.graph.*;
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27 import com.oracle.max.graal.nodes.calc.*;
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28 import com.oracle.max.graal.nodes.type.*;
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29
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30 /**
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31 * The {@code Local} instruction is a placeholder for an incoming argument
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32 * to a function call.
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33 */
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34
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35 public final class LocalNode extends FloatingNode implements Node.IterableNodeType {
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36
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37 @Data private final int index;
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38
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39 public LocalNode(CiKind kind, int index) {
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40 this(index, StampFactory.forKind(kind));
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41 }
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42
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43 public LocalNode(int index, Stamp stamp) {
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44 super(stamp);
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45 this.index = index;
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46 }
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47
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48 /**
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49 * Gets the index of this local in the array of parameters. This is NOT the JVM local index.
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50 * @return the index
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51 */
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52 public int index() {
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53 return index;
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54 }
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55
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56 @Override
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57 public String toString(Verbosity verbosity) {
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58 if (verbosity == Verbosity.Name) {
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59 return super.toString(Verbosity.Name) + "(" + index + ")";
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60 } else {
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61 return super.toString(verbosity);
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62 }
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63 }
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64 }