--- /dev/null 2015-10-08 07:26:41.000000000 -1000 +++ new/test/compiler/jvmci/compilerToVM/GetExceptionTableTest.java 2015-10-08 07:26:41.000000000 -1000 @@ -0,0 +1,136 @@ +/* + * Copyright (c) 2015, 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 (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" + * @library /testlibrary /../../test/lib / + * @compile ../common/CompilerToVMHelper.java + * @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper + * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI + * -Xbootclasspath/a:. + * compiler.jvmci.compilerToVM.GetExceptionTableTest + */ + +package compiler.jvmci.compilerToVM; + +import compiler.jvmci.common.CTVMUtilities; +import java.io.IOException; +import java.lang.reflect.Executable; +import java.net.Socket; +import java.util.HashMap; +import java.util.Map; +import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethodImpl; +import jdk.vm.ci.hotspot.CompilerToVMHelper; +import jdk.test.lib.Asserts; + +public class GetExceptionTableTest { + + public static final int TRY_CATCH_COUNT = 3; + public static final int TRY_CATCH_FINALLY_COUNT = 8; + public static final int TRY_WITH_RESOURCES_COUNT = 6; + public static final int EMPTY_COUNT = 0; + + public static void main(String[] args) { + Map testCases = createTestCases(); + testCases.forEach(GetExceptionTableTest::runSanityTest); + } + + private static Map createTestCases() { + HashMap methods = new HashMap<>(); + try { + Class aClass = GetExceptionTableTest.DummyClass.class; + methods.put(aClass.getMethod("tryCatchDummy"), TRY_CATCH_COUNT); + methods.put(aClass.getMethod("tryCatchFinallyDummy"), + TRY_CATCH_FINALLY_COUNT); + methods.put(aClass.getMethod("tryWithResourcesDummy"), + TRY_WITH_RESOURCES_COUNT); + methods.put(aClass.getMethod("emptyFunction"), EMPTY_COUNT); + } catch (NoSuchMethodException e) { + throw new Error("TEST BUG", e); + } + return methods; + } + + private static void runSanityTest(Executable aMethod, + Integer expectedTableLength) { + HotSpotResolvedJavaMethodImpl method = CTVMUtilities + .getResolvedMethod(aMethod); + int tableLength = CompilerToVMHelper.getExceptionTableLength(method); + Asserts.assertEQ(tableLength, expectedTableLength, aMethod + + " incorrect exception table length."); + + long tableStart = CompilerToVMHelper.getExceptionTableStart(method); + if (tableLength > 0) { + Asserts.assertNE(tableStart, 0L, aMethod + " exception table starts " + + "at 0."); + } + } + + private static class DummyClass { + public static void emptyFunction() {} + public static void tryCatchDummy() throws Throwable { + try { + throw new Exception("Dummy exception"); + } catch (ArithmeticException ex) { + throw new IOException(ex.getMessage()); + } catch (IOException ex) { + throw new Exception(ex); + } catch (Exception ex) { + throw new Exception(ex); + } + } + + public int tryCatchFinallyDummy() { + // 4 times catch/finally = 8 catch-blocks and finally-blocks + try { + throw new Exception("Dummy exception"); + } catch (IndexOutOfBoundsException ex) { + return 1; + } catch (ArithmeticException ex) { + return 2; + } catch (IOException ex) { + return 3; + } catch (Exception ex) { + return 4; + } finally { + return 0; + } + } + + public static int tryWithResourcesDummy() throws Throwable { + try (Socket socket = new Socket()) { + throw new Exception("Dummy exception"); + } catch (ArithmeticException ex) { + return 1; + } catch (IOException ex) { + return 2; + } catch (Exception ex) { + return 3; + } + } + } +} +