Mercurial > hg > graal-compiler
annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/WhileNode.java @ 13215:dca16b3416ab
Don't peel counted loops.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Tue, 03 Dec 2013 11:10:16 +0100 |
parents | 5e3d1a68664e |
children | d4c6dd07be76 |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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1 /* |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. |
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Christian Wimmer <christian.wimmer@oracle.com>
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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4 * |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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5 * This code is free software; you can redistribute it and/or modify it |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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6 * under the terms of the GNU General Public License version 2 only, as |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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7 * published by the Free Software Foundation. |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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8 * |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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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
Christian Wimmer <christian.wimmer@oracle.com>
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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
Christian Wimmer <christian.wimmer@oracle.com>
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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12 * version 2 for more details (a copy is included in the LICENSE file that |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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13 * accompanied this code). |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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14 * |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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15 * You should have received a copy of the GNU General Public License version |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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18 * |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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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
Christian Wimmer <christian.wimmer@oracle.com>
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20 * or visit www.oracle.com if you need additional information or have any |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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21 * questions. |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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22 */ |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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23 package com.oracle.truffle.sl.nodes; |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
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24 |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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25 import com.oracle.truffle.api.frame.*; |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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26 |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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27 public class WhileNode extends StatementNode { |
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28 |
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29 @Child private ConditionNode condition; |
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Updated truffle-sl for the changed operation code generation.
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30 |
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31 @Child private StatementNode body; |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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32 |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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33 private final BreakException breakTarget; |
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34 private final ContinueException continueTarget; |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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35 |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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36 public WhileNode(ConditionNode condition, StatementNode body) { |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
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37 this.condition = adoptChild(condition); |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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38 this.body = adoptChild(body); |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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39 |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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40 this.breakTarget = new BreakException(); |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
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41 this.continueTarget = new ContinueException(); |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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42 } |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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43 |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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44 @Override |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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45 public void executeVoid(VirtualFrame frame) { |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
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46 try { |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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47 while (condition.executeCondition(frame)) { |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
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48 try { |
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49 body.executeVoid(frame); |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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50 } catch (ContinueException ex) { |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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51 if (ex != continueTarget) { |
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52 throw ex; |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
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53 } |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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54 // Fall through to next loop iteration. |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
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55 } |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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56 } |
213c1297a814
Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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57 } catch (BreakException ex) { |
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58 if (ex != breakTarget) { |
213c1297a814
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59 throw ex; |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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60 } |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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61 // Done executing this loop, exit method to execute statement following the loop. |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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62 } |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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63 } |
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Simple Language: A simple dynamic programming language to demonstrate Truffle features
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64 } |