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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/IfNode.java @ 7503:31da1716950f

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Updated truffle-sl for the changed operation code generation.
author Christian Humer <christian.humer@gmail.com>
date Fri, 18 Jan 2013 13:29:14 +0100
parents 213c1297a814
children 5e3d1a68664e
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1 /*
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2 * Copyright (c) 2012, 2012, 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
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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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
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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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.truffle.sl.nodes;
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24
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25 import com.oracle.truffle.api.codegen.*;
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26 import com.oracle.truffle.api.frame.*;
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27
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28 @ExecuteChildren("conditionNode")
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29 public abstract class IfNode extends StatementNode {
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30
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31 @Child
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32 protected ConditionNode conditionNode;
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33
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34 @Child
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35 private StatementNode thenPartNode;
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36
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37 @Child
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38 private StatementNode elsePartNode;
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39
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40 public IfNode(ConditionNode condition, StatementNode thenPart, StatementNode elsePart) {
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41 this.conditionNode = adoptChild(condition);
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42 this.thenPartNode = adoptChild(thenPart);
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43 this.elsePartNode = adoptChild(elsePart);
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44 }
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45
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46 protected IfNode(IfNode node) {
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47 this(node.conditionNode, node.thenPartNode, node.elsePartNode);
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48 }
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49
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50 @Specialization
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51 public void doVoid(VirtualFrame frame, boolean condition) {
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52 if (condition) {
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53 thenPartNode.executeVoid(frame);
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54 } else {
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55 elsePartNode.executeVoid(frame);
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56 }
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57 }
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58
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59 }