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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/SimpleLanguage.java @ 7292:213c1297a814

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Simple Language: A simple dynamic programming language to demonstrate Truffle features
author Christian Wimmer <christian.wimmer@oracle.com>
date Fri, 21 Dec 2012 10:45:37 -0800
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children 31da1716950f
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7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
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1 /*
213c1297a814 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.
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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4 *
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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5 * This code is free software; you can redistribute it and/or modify it
213c1297a814 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
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7 * published by the Free Software Foundation.
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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8 *
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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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
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
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13 * accompanied this code).
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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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
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18 *
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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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
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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21 * questions.
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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22 */
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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23 package com.oracle.truffle.sl;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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24
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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25 import java.io.*;
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26
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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27 import com.oracle.truffle.api.*;
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28 import com.oracle.truffle.sl.nodes.*;
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29 import com.oracle.truffle.sl.parser.*;
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30 import com.oracle.truffle.sl.tools.*;
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31
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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32 public class SimpleLanguage {
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33
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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34 public static void main(String[] args) throws IOException {
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35 run(new FileInputStream(args[0]), System.out, 10, true);
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36 }
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37
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38 public static void run(InputStream input, PrintStream printOutput, int repeats, boolean log) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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39 System.out.printf("== running on %s\n", Truffle.getRuntime().getName());
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40
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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41 NodeFactory factory = new NodeFactory(printOutput);
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42
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43 Parser parser = new Parser(new Scanner(input), factory);
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44 parser.Parse();
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45
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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46 FunctionDefinitionNode rootNode = factory.findFunction("main");
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47 if (log) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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48 GraphPrinter.print(rootNode);
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49 }
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50
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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51 try {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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52 CallTarget function = Truffle.getRuntime().createCallTarget(rootNode, rootNode.getFrameDescriptor());
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53 for (int i = 0; i < repeats; i++) {
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54 Arguments arguments = new SLArguments(new Object[0]);
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55
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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56 long start = System.nanoTime();
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57 Object result = function.call(null, arguments);
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58 long end = System.nanoTime();
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59
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60 if (result != null) {
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61 printOutput.println(result);
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62 }
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63 if (log) {
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64 System.out.printf("== iteration %d: %.3f ms\n", (i + 1), (end - start) / 1000000.0);
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65 }
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66 }
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67
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68 } finally {
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69 if (log) {
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70 GraphPrinter.print(rootNode);
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71 }
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72 }
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73 }
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74 }