| /* |
| * Copyright (c) 2015, 2016, 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. |
| */ |
| |
| /** |
| * @test |
| * @bug 8136421 |
| * @requires vm.jvmci |
| * @library /test/lib / |
| * @library ../common/patches |
| * @modules java.base/jdk.internal.misc |
| * @modules java.base/jdk.internal.org.objectweb.asm |
| * java.base/jdk.internal.org.objectweb.asm.tree |
| * jdk.vm.ci/jdk.vm.ci.hotspot |
| * jdk.vm.ci/jdk.vm.ci.code |
| * |
| * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper sun.hotspot.WhiteBox |
| * @run driver ClassFileInstaller sun.hotspot.WhiteBox |
| * sun.hotspot.WhiteBox$WhiteBoxPermission |
| * @run main/othervm -Xbootclasspath/a:. |
| * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI |
| * -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI |
| * -XX:-BackgroundCompilation |
| * compiler.jvmci.compilerToVM.HasCompiledCodeForOSRTest |
| */ |
| |
| package compiler.jvmci.compilerToVM; |
| |
| import compiler.jvmci.common.CTVMUtilities; |
| import compiler.testlibrary.CompilerUtils; |
| import jdk.test.lib.Asserts; |
| import jdk.test.lib.Utils; |
| import jdk.vm.ci.hotspot.CompilerToVMHelper; |
| import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; |
| import sun.hotspot.code.NMethod; |
| |
| import java.lang.reflect.Executable; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class HasCompiledCodeForOSRTest { |
| public static void main(String[] args) { |
| List<CompileCodeTestCase> testCases = createTestCases(); |
| testCases.forEach(HasCompiledCodeForOSRTest::runSanityTest); |
| } |
| |
| public static List<CompileCodeTestCase> createTestCases() { |
| List<CompileCodeTestCase> testCases = new ArrayList<>(); |
| |
| try { |
| Class<?> aClass = DummyClass.class; |
| Object receiver = new DummyClass(); |
| testCases.add(new CompileCodeTestCase(receiver, |
| aClass.getMethod("withLoop"), 17)); |
| } catch (NoSuchMethodException e) { |
| throw new Error("TEST BUG : " + e.getMessage(), e); |
| } |
| return testCases; |
| } |
| |
| private static void runSanityTest(CompileCodeTestCase testCase) { |
| System.out.println(testCase); |
| Executable aMethod = testCase.executable; |
| HotSpotResolvedJavaMethod method = CTVMUtilities |
| .getResolvedMethod(aMethod); |
| testCase.invoke(Utils.getNullValues(aMethod.getParameterTypes())); |
| testCase.deoptimize(); |
| int[] levels = CompilerUtils.getAvailableCompilationLevels(); |
| // not compiled |
| for (int level : levels) { |
| boolean isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( |
| method, testCase.bci, level); |
| Asserts.assertFalse(isCompiled, String.format( |
| "%s : unexpected return value for non-compiled method at " |
| + "level %d", testCase, level)); |
| } |
| NMethod nm = testCase.compile(); |
| if (nm == null) { |
| throw new Error(String.format( |
| "TEST BUG : %s : cannot compile method", testCase)); |
| } |
| |
| boolean isCompiled; |
| int level = nm.comp_level; |
| int[] someLevels = new int[] {-4, 0, 1, 2, 3, 4, 5, 45}; |
| // check levels |
| for (int i : someLevels) { |
| isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( |
| method, testCase.bci, i); |
| Asserts.assertEQ(isCompiled, level == i, String.format( |
| "%s : unexpected return value for compiled method at " |
| + "level %d", testCase, i)); |
| } |
| |
| // check bci |
| byte[] bytecode = CompilerToVMHelper.getBytecode(CTVMUtilities |
| .getResolvedMethod(testCase.executable)); |
| int[] incorrectBci = new int[] { |
| testCase.bci + 1, |
| testCase.bci - 1, |
| -200, |
| -10, |
| bytecode.length, |
| bytecode.length + 1, |
| bytecode.length + 4, |
| bytecode.length + 200 |
| }; |
| for (int bci : incorrectBci) { |
| isCompiled = CompilerToVMHelper.hasCompiledCodeForOSR( |
| method, bci, level); |
| Asserts.assertFalse(isCompiled, String.format( |
| "%s : unexpected return value for compiled method at " |
| + "level %d with bci = %d ", |
| testCase, level, bci)); |
| } |
| } |
| } |