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annotate graal/GraalCompiler/src/com/sun/c1x/ir/MonitorExit.java @ 2851:14708c03abba

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Remove isNonNull
author Gilles Duboscq <gilles.duboscq@oracle.com>
date Tue, 07 Jun 2011 11:36:32 +0200
parents bfce42cd9c07
children
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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.sun.c1x.ir;
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25 import com.oracle.graal.graph.*;
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26 import com.sun.c1x.debug.*;
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27
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28 /**
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29 * The {@code MonitorExit} instruction represents a monitor release.
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30 */
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31 public final class MonitorExit extends AccessMonitor {
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33 private static final int INPUT_COUNT = 0;
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34 private static final int SUCCESSOR_COUNT = 0;
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35
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36 /**
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37 * Creates a new MonitorExit instruction.
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38 *
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39 * @param object the instruction produces the object value
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40 * @param lockAddress the address of the on-stack lock object or {@code null} if the runtime does not place locks on the stack
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41 * @param lockNumber the number of the lock
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42 * @param graph
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43 */
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44 public MonitorExit(Value object, Value lockAddress, int lockNumber, Graph graph) {
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45 super(object, lockAddress, lockNumber, INPUT_COUNT, SUCCESSOR_COUNT, graph);
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46 }
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47
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48 @Override
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49 public void accept(ValueVisitor v) {
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50 v.visitMonitorExit(this);
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51 }
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52
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53 @Override
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54 public void print(LogStream out) {
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55 out.print("exit monitor[").print(lockNumber).print("](").print(object()).print(')');
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56 }
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58 @Override
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59 public Node copy(Graph into) {
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60 MonitorExit x = new MonitorExit(null, null, lockNumber, into);
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61 return x;
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62 }
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63 }