120 lines
4.6 KiB
Java
120 lines
4.6 KiB
Java
/*
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* Copyright (c) 2024, 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 sun.jvm.hotspot.HotSpotAgent;
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import sun.jvm.hotspot.code.CodeCacheVisitor;
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import sun.jvm.hotspot.code.CodeBlob;
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import sun.jvm.hotspot.code.NMethod;
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import sun.jvm.hotspot.debugger.Address;
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import sun.jvm.hotspot.runtime.VM;
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import jdk.test.lib.apps.LingeredApp;
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import jdk.test.lib.process.OutputAnalyzer;
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.SA.SATestUtils;
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/**
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* @test
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* @bug 8318682
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* @summary Test decoding debug info for all nmethods in the code cache
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* @requires vm.hasSA
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* @library /test/lib
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* @modules jdk.hotspot.agent/sun.jvm.hotspot
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* jdk.hotspot.agent/sun.jvm.hotspot.code
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* jdk.hotspot.agent/sun.jvm.hotspot.debugger
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* jdk.hotspot.agent/sun.jvm.hotspot.runtime
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* @run driver TestDebugInfoDecode
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*/
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public class TestDebugInfoDecode {
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private static LingeredApp theApp = null;
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private static void checkDecode(String pid) throws Exception {
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HotSpotAgent agent = new HotSpotAgent();
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try {
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agent.attach(Integer.parseInt(pid));
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CodeCacheVisitor v = new CodeCacheVisitor() {
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Throwable throwable;
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public void prologue(Address start, Address end) {
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}
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public void visit(CodeBlob blob) {
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if (throwable != null) {
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// Only report the first failure.
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return;
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}
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if (blob instanceof NMethod) {
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NMethod nm = (NMethod) blob;
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try {
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nm.decodeAllScopeDescs();
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} catch (Throwable t) {
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System.err.println("Exception while decoding debug info for " + blob);
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throwable = t;
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throw t;
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}
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}
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}
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public void epilogue() {
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}
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};
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VM.getVM().getCodeCache().iterate(v);
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} finally {
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agent.detach();
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}
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}
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private static void createAnotherToAttach(long lingeredAppPid) throws Exception {
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// Start a new process to attach to the lingered app
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ProcessBuilder processBuilder = ProcessTools.createLimitedTestJavaProcessBuilder(
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"--add-modules=jdk.hotspot.agent",
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"--add-exports=jdk.hotspot.agent/sun.jvm.hotspot=ALL-UNNAMED",
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"--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.code=ALL-UNNAMED",
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"--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.debugger=ALL-UNNAMED",
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"--add-exports=jdk.hotspot.agent/sun.jvm.hotspot.runtime=ALL-UNNAMED",
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"TestDebugInfoDecode",
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Long.toString(lingeredAppPid)
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);
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SATestUtils.addPrivilegesIfNeeded(processBuilder);
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OutputAnalyzer SAOutput = ProcessTools.executeProcess(processBuilder);
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SAOutput.shouldHaveExitValue(0);
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System.out.println(SAOutput.getOutput());
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}
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public static void main (String... args) throws Exception {
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SATestUtils.skipIfCannotAttach(); // throws SkippedException if attach not expected to work.
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if (args == null || args.length == 0) {
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try {
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theApp = new LingeredApp();
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LingeredApp.startApp(theApp, "-Xcomp");
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createAnotherToAttach(theApp.getPid());
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} finally {
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LingeredApp.stopApp(theApp);
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}
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} else {
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checkDecode(args[0]);
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}
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}
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}
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