Mercurial > hg > graal-compiler
view graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/HotSpotNmethodTest.java @ 16777:3841273677a3
Merge with db2ac421649a00f0f8e1022d9daa682a0e9dd114
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Mon, 11 Aug 2014 13:53:37 -0700 |
parents | 1668de777c42 |
children | 86ec7f6f71b3 |
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/* * Copyright (c) 2013, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.hotspot.test; import org.junit.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.compiler.test.*; import com.oracle.graal.hotspot.meta.*; import com.oracle.graal.nodes.*; public class HotSpotNmethodTest extends GraalCompilerTest { private static final int ITERATION_COUNT = 100000; @Test public void testInstallCodeInvalidation() { final ResolvedJavaMethod testJavaMethod = getMetaAccess().lookupJavaMethod(getMethod("foo")); final StructuredGraph graph = parseEager("otherFoo"); final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, graph); Assert.assertTrue(nmethod.isValid()); Object result; try { result = nmethod.executeVarargs(null, "b", "c"); assertDeepEquals(43, result); } catch (InvalidInstalledCodeException e) { Assert.fail("Code was invalidated"); } Assert.assertTrue(nmethod.isValid()); nmethod.invalidate(); Assert.assertFalse(nmethod.isValid()); try { result = nmethod.executeVarargs(null, null, null); Assert.fail("Code was not invalidated"); } catch (InvalidInstalledCodeException e) { } Assert.assertFalse(nmethod.isValid()); } @Test public void testInstallCodeInvalidationWhileRunning() { final ResolvedJavaMethod testJavaMethod = getMetaAccess().lookupJavaMethod(getMethod("foo")); final StructuredGraph graph = parseEager("otherFoo"); final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, graph); Object result; try { result = nmethod.executeVarargs(nmethod, null, null); assertDeepEquals(43, result); } catch (InvalidInstalledCodeException e) { Assert.fail("Code was invalidated"); } Assert.assertFalse(nmethod.isValid()); } @Test public void testInstalledCodeCalledFromCompiledCode() { final ResolvedJavaMethod testJavaMethod = getMetaAccess().lookupJavaMethod(getMethod("foo")); final StructuredGraph graph = parseEager("otherFoo"); final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, graph); Assert.assertTrue(nmethod.isValid()); try { for (int i = 0; i < ITERATION_COUNT; ++i) { nmethod.executeVarargs(null, "b", "c"); } } catch (InvalidInstalledCodeException e) { Assert.fail("Code was invalidated"); } } @SuppressWarnings("unused") public static Object foo(HotSpotNmethod method, Object a2, Object a3) { return 42; } @SuppressWarnings("unused") public static Object otherFoo(HotSpotNmethod method, Object a2, Object a3) { if (method != null) { method.invalidate(); } return 43; } }