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annotate graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/HotSpotNmethodTest.java @ 19001:5a79fa76b489

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author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Wed, 28 Jan 2015 04:05:07 +0100
parents 7cefdad149ad
children 8ab925a6f724
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f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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1 /*
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2 * Copyright (c) 2013, 2013, 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
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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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
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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12 * version 2 for more details (a copy is included in the LICENSE file that
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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13 * accompanied this code).
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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14 *
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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15 * You should have received a copy of the GNU General Public License version
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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16 * 2 along with this work; if not, write to the Free Software Foundation,
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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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
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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20 * or visit www.oracle.com if you need additional information or have any
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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21 * questions.
f94bb5d20e5d Rename MethodInvalidatedException to InvalidInstalledCodeException (and make it a checked exception). Make sure that a compiled code object can always be directly called without first doing a check on the native method pointer.
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22 */
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23 package com.oracle.graal.hotspot.test;
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24
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25 import org.junit.*;
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26
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27 import com.oracle.graal.api.code.*;
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28 import com.oracle.graal.api.meta.*;
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29 import com.oracle.graal.compiler.test.*;
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30 import com.oracle.graal.hotspot.meta.*;
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31
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32 public class HotSpotNmethodTest extends GraalCompilerTest {
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33
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34 private static final int ITERATION_COUNT = 100000;
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35
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36 @Test
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37 public void testInstallCodeInvalidation() {
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38 final ResolvedJavaMethod testJavaMethod = getResolvedJavaMethod("foo");
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39 final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, parseEager("otherFoo"));
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40 Assert.assertTrue(nmethod.isValid());
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41 Object result;
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42 try {
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43 result = nmethod.executeVarargs(null, "b", "c");
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44 assertDeepEquals(43, result);
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45 } catch (InvalidInstalledCodeException e) {
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46 Assert.fail("Code was invalidated");
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47 }
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48 Assert.assertTrue(nmethod.isValid());
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49 nmethod.invalidate();
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50 Assert.assertFalse(nmethod.isValid());
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51 try {
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52 result = nmethod.executeVarargs(null, null, null);
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53 Assert.fail("Code was not invalidated");
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54 } catch (InvalidInstalledCodeException e) {
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55 }
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56 Assert.assertFalse(nmethod.isValid());
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57 }
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58
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59 @Test
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60 public void testInstallCodeInvalidationWhileRunning() {
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61 final ResolvedJavaMethod testJavaMethod = getResolvedJavaMethod("foo");
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62 final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, parseEager("otherFoo"));
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63 Object result;
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64 try {
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65 result = nmethod.executeVarargs(nmethod, null, null);
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66 assertDeepEquals(43, result);
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67 } catch (InvalidInstalledCodeException e) {
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68 Assert.fail("Code was invalidated");
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69 }
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70 Assert.assertFalse(nmethod.isValid());
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71 }
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72
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73 @Test
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74 public void testInstalledCodeCalledFromCompiledCode() {
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75 final ResolvedJavaMethod testJavaMethod = getResolvedJavaMethod("foo");
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76 final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, parseEager("otherFoo"));
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77 Assert.assertTrue(nmethod.isValid());
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78 try {
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79 for (int i = 0; i < ITERATION_COUNT; ++i) {
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80 nmethod.executeVarargs(null, "b", "c");
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81 }
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82 } catch (InvalidInstalledCodeException e) {
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83 Assert.fail("Code was invalidated");
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84 }
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85 }
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86
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87 @SuppressWarnings("unused")
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88 public static Object foo(HotSpotNmethod method, Object a2, Object a3) {
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89 return 42;
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90 }
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91
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92 @SuppressWarnings("unused")
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93 public static Object otherFoo(HotSpotNmethod method, Object a2, Object a3) {
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94 if (method != null) {
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95 method.invalidate();
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96 }
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97 return 43;
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98 }
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99 }