111 lines
3.8 KiB
Java
111 lines
3.8 KiB
Java
/*
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* Copyright (c) 2013, 2016, 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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/*
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* @test ClearMethodStateTest
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* @bug 8006683 8007288 8022832
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* @summary testing of WB::clearMethodState()
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* @library /test/lib /
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* @modules java.base/jdk.internal.misc
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* java.management
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* @build sun.hotspot.WhiteBox
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* @run driver ClassFileInstaller sun.hotspot.WhiteBox
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* sun.hotspot.WhiteBox$WhiteBoxPermission
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* @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions
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* -XX:+WhiteBoxAPI -XX:+PrintCompilation -XX:-UseCounterDecay
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* compiler.whitebox.ClearMethodStateTest
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*/
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package compiler.whitebox;
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public class ClearMethodStateTest extends CompilerWhiteBoxTest {
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public static void main(String[] args) throws Exception {
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String directive =
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"[{ match:\"*SimpleTestCaseHelper.*\", BackgroundCompilation: false }, " +
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" { match:\"*.*\", inline:\"-*SimpleTestCaseHelper.*\"}]";
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if (WHITE_BOX.addCompilerDirective(directive) != 2) {
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throw new RuntimeException("Could not add directive");
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}
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try {
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CompilerWhiteBoxTest.main(ClearMethodStateTest::new, args);
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} finally {
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WHITE_BOX.removeCompilerDirective(2);
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}
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}
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private ClearMethodStateTest(TestCase testCase) {
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super(testCase);
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// to prevent inlining of #method
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WHITE_BOX.testSetDontInlineMethod(method, true);
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}
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/**
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* Tests {@code WB::clearMethodState()} by calling it before/after
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* compilation. For non-tiered, checks that counters will be rested after
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* clearing of method state.
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*
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* @throws Exception if one of the checks fails.
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*/
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@Override
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protected void test() throws Exception {
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checkNotCompiled();
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compile();
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WHITE_BOX.clearMethodState(method);
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checkCompiled();
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WHITE_BOX.clearMethodState(method);
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deoptimize();
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checkNotCompiled();
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if (testCase.isOsr()) {
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// part test isn't applicable for OSR test case
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return;
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}
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if (!TIERED_COMPILATION) {
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WHITE_BOX.clearMethodState(method);
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compile(COMPILE_THRESHOLD);
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checkCompiled();
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deoptimize();
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checkNotCompiled();
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WHITE_BOX.clearMethodState(method);
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// invoke method one less time than needed to compile
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if (COMPILE_THRESHOLD > 1) {
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compile(COMPILE_THRESHOLD - 1);
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checkNotCompiled();
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} else {
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System.err.println("Warning: 'CompileThreshold' <= 1");
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}
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compile(1);
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checkCompiled();
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} else {
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System.err.println(
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"Warning: part of test is not applicable in Tiered");
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}
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}
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}
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