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annotate graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/SafepointNode.java @ 9743:590e157cf4d4

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rename: RuntimeCallStub -> ForeignCallStub
author Doug Simon <doug.simon@oracle.com>
date Thu, 16 May 2013 18:12:04 +0200
parents 2c0c708a0ad6
children 1aed684853f6
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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 /**
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31 * Marks a position in the graph where a safepoint should be emitted.
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32 */
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33 public class SafepointNode extends DeoptimizingFixedWithNextNode implements LIRLowerable, Node.IterableNodeType {
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34
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35 public SafepointNode() {
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36 this(StampFactory.forVoid());
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37 }
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38
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39 public SafepointNode(Stamp stamp) {
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40 super(stamp);
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41 }
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42
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43 @Override
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44 public void generate(LIRGeneratorTool gen) {
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45 gen.visitSafepointNode(this);
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46 }
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47
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48 @Override
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49 public DeoptimizationReason getDeoptimizationReason() {
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50 return null;
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51 }
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52
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53 @Override
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54 public boolean canDeoptimize() {
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55 return true;
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56 }
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57 }