187 lines
8.5 KiB
Java
187 lines
8.5 KiB
Java
/*
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* Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import jdk.test.lib.ExitCode;
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import jdk.test.lib.Platform;
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import jdk.test.lib.cli.CommandLineOptionTest;
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import common.CodeCacheOptions;
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import sun.hotspot.code.BlobType;
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/**
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* @test
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* @bug 8015774
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* @summary Verify SegmentedCodeCache option's processing
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* @library /testlibrary /../../test/lib
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* @modules java.base/sun.misc
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* java.compiler
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* java.management
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* jdk.jvmstat/sun.jvmstat.monitor
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* @build TestSegmentedCodeCacheOption jdk.test.lib.*
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* @run main TestSegmentedCodeCacheOption
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*/
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public class TestSegmentedCodeCacheOption {
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private static final String INT_MODE = "-Xint";
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private static final String TIERED_COMPILATION = "TieredCompilation";
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private static final String SEGMENTED_CODE_CACHE = "SegmentedCodeCache";
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private static final String USE_SEGMENTED_CODE_CACHE
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= CommandLineOptionTest.prepareBooleanFlag(SEGMENTED_CODE_CACHE,
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true);
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private static final long THRESHOLD_CC_SIZE_VALUE
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= CodeCacheOptions.mB(240);
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private static final long BELOW_THRESHOLD_CC_SIZE
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= THRESHOLD_CC_SIZE_VALUE - CodeCacheOptions.mB(1);
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private static final String[] UNEXPECTED_MESSAGES = new String[] {
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".*" + SEGMENTED_CODE_CACHE + ".*"
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};
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private static enum TestCase {
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JVM_STARTUP {
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@Override
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public void run() throws Throwable {
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// There should be no errors when we're trying to enable SCC ...
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String testCaseWarningMessage = "JVM output should not contain "
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+ "any warnings related to " + SEGMENTED_CODE_CACHE;
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String testCaseExitCodeMessage = "JVM should start without any "
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+ "issues with " + USE_SEGMENTED_CODE_CACHE;
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CommandLineOptionTest.verifySameJVMStartup(
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/* expectedMessages */ null, UNEXPECTED_MESSAGES,
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testCaseExitCodeMessage, testCaseWarningMessage,
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ExitCode.OK, USE_SEGMENTED_CODE_CACHE);
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// ... and when we're trying to enable it w/o TieredCompilation
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testCaseExitCodeMessage = "Disabled tiered compilation should "
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+ "not cause startup failure w/ "
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+ USE_SEGMENTED_CODE_CACHE;
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CommandLineOptionTest.verifySameJVMStartup(
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/* expectedMessages */ null, UNEXPECTED_MESSAGES,
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testCaseExitCodeMessage, testCaseWarningMessage,
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ExitCode.OK, USE_SEGMENTED_CODE_CACHE,
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CommandLineOptionTest.prepareBooleanFlag(
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TIERED_COMPILATION, false));
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// ... and even w/ Xint.
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testCaseExitCodeMessage = "It should be possible to use "
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+ USE_SEGMENTED_CODE_CACHE + " in interpreted mode "
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+ "without any errors.";
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CommandLineOptionTest.verifyJVMStartup(
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/* expected messages */ null, UNEXPECTED_MESSAGES,
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testCaseExitCodeMessage, testCaseWarningMessage,
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ExitCode.OK, false, INT_MODE, USE_SEGMENTED_CODE_CACHE);
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}
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},
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OPTION_VALUES_GENERIC {
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@Override
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public void run() throws Throwable {
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// SCC is disabled w/o TieredCompilation by default
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String errorMessage = SEGMENTED_CODE_CACHE
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+ " should be disabled by default when tiered "
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+ "compilation is disabled";
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CommandLineOptionTest.verifyOptionValueForSameVM(
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SEGMENTED_CODE_CACHE, "false", errorMessage,
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CommandLineOptionTest.prepareBooleanFlag(
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TIERED_COMPILATION, false));
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// SCC is disabled by default when ReservedCodeCacheSize is too
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// small
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errorMessage = String.format("%s should be disabled bu default "
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+ "when %s value is too small.", SEGMENTED_CODE_CACHE,
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BlobType.All.sizeOptionName);
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CommandLineOptionTest.verifyOptionValueForSameVM(
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SEGMENTED_CODE_CACHE, "false", errorMessage,
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CommandLineOptionTest.prepareNumericFlag(
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BlobType.All.sizeOptionName,
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BELOW_THRESHOLD_CC_SIZE));
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// SCC could be explicitly enabled w/ Xint
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errorMessage = String.format("It should be possible to "
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+ "explicitly enable %s in interpreted mode.",
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SEGMENTED_CODE_CACHE);
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CommandLineOptionTest.verifyOptionValue(SEGMENTED_CODE_CACHE,
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"true", errorMessage, false, INT_MODE,
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USE_SEGMENTED_CODE_CACHE);
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// SCC could be explicitly enabled w/o TieredCompilation and w/
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// small ReservedCodeCacheSize value
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errorMessage = String.format("It should be possible to "
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+ "explicitly enable %s with small %s and "
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+ "disabled tiered comp.", SEGMENTED_CODE_CACHE,
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BlobType.All.sizeOptionName);
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CommandLineOptionTest.verifyOptionValueForSameVM(
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SEGMENTED_CODE_CACHE, "true", errorMessage,
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CommandLineOptionTest.prepareBooleanFlag(
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TIERED_COMPILATION, false),
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CommandLineOptionTest.prepareNumericFlag(
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BlobType.All.sizeOptionName,
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BELOW_THRESHOLD_CC_SIZE),
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USE_SEGMENTED_CODE_CACHE);
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}
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},
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OPTION_VALUES_SERVER_SPECIFIC {
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@Override
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public boolean isApplicable() {
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return Platform.isServer() && Platform.isTieredSupported();
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}
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@Override
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public void run() throws Throwable {
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// SCC is enabled by default when TieredCompilation is on and
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// ReservedCodeCacheSize is large enough
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String errorMessage = String.format("Large enough %s and "
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+ "enabled tiered compilation should enable %s "
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+ "by default.", BlobType.All.sizeOptionName,
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SEGMENTED_CODE_CACHE);
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CommandLineOptionTest.verifyOptionValueForSameVM(
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SEGMENTED_CODE_CACHE, "true", errorMessage,
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CommandLineOptionTest.prepareNumericFlag(
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BlobType.All.sizeOptionName,
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THRESHOLD_CC_SIZE_VALUE),
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CommandLineOptionTest.prepareBooleanFlag(
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TIERED_COMPILATION, true));
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}
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};
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TestCase() {
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}
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public boolean isApplicable() {
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return true;
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}
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public abstract void run() throws Throwable;
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}
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public static void main(String args[]) throws Throwable {
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for (TestCase testCase : TestCase.values()) {
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if (testCase.isApplicable()) {
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System.out.println("Running test case: " + testCase.name());
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testCase.run();
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} else {
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System.out.println("Test case skipped: " + testCase.name());
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}
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}
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}
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}
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