jdk-24/test/hotspot/jtreg/serviceability/sa/TestDebugInfoDecode.java
Ramkumar Sunderbabu d915ac2abd 8339871: serviceability/sa/TestDebugInfoDecode.java should be driver
Reviewed-by: cjplummer, lmesnik
2024-10-17 14:34:58 +00:00

120 lines
4.6 KiB
Java

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