Mercurial > hg > truffle
annotate test/compiler/types/correctness/execution/TypeConflict.java @ 18202:b3f6b210f723
Truffle: refactor TraceTruffleInlining into a separte class.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 27 Oct 2014 15:30:53 +0100 |
parents | 534fbe3d90f0 |
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1 /* |
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2 * Copyright (c) 2014, 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 |
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24 package execution; |
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25 |
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26 import hierarchies.TypeHierarchy; |
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27 import scenarios.Scenario; |
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28 |
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29 /** |
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30 * Type profiling conflict execution scenario. The main goal is |
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31 * to make compiler profile and compile methods with different types. |
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32 * Scenario tests guards by passing conflicting types (incompatible |
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33 * for the profiled data). |
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34 */ |
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35 public class TypeConflict<T extends TypeHierarchy.I, R> implements Execution<T, R> { |
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36 /** Test methods execution number to make profile */ |
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37 private final static int POLLUTION_THRESHOLD = 5000; |
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38 /** Test methods execution number to make it profiled and compiled*/ |
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39 private final static int PROFILE_THRESHOLD = 20000; |
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40 |
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41 @Override |
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42 public void execute(Scenario<T, R> scenario) { |
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43 T base = scenario.getProfiled(); |
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44 T incompatible = scenario.getConflict(); |
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45 |
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46 // pollute profile by passing different types |
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47 R baseResult = null; |
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48 R incResult = null; |
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49 for (int i = 0; i < POLLUTION_THRESHOLD; i++) { |
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50 baseResult = methodNotToCompile(scenario, base); |
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51 incResult = methodNotToCompile(scenario, incompatible); |
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52 } |
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53 scenario.check(baseResult, base); |
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54 scenario.check(incResult, incompatible); |
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55 |
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56 // profile and compile |
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57 R result = null; |
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58 for (int i = 0; i < PROFILE_THRESHOLD; i++) { |
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59 result = methodNotToCompile(scenario, base); |
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60 } |
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61 scenario.check(result, base); |
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62 |
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63 // pass another type to make guard work and recompile |
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64 for (int i = 0; i < PROFILE_THRESHOLD; i++) { |
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65 result = methodNotToCompile(scenario, incompatible); |
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66 } |
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67 scenario.check(result, incompatible); |
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68 } |
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69 |
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70 private R methodNotToCompile(Scenario<T, R> scenario, T t) { |
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71 return scenario.run(t); |
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72 } |
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73 } |
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74 |