jdk/test/hotspot/jtreg/runtime/cds/appcds/aotCache/AOTCompatibleOopCompression.java
2026-05-18 22:24:12 +00:00

98 lines
3.6 KiB
Java

/*
* Copyright (c) 2026, 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
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*/
/*
* @test
* @summary Sanity test for -XX:+AOTCompatibleOopCompression
* @requires vm.cds.supports.aot.class.linking
* @requires vm.bits == 64 & vm.opt.final.UseCompressedOops == true
* @library /test/lib
* @build AOTCompatibleOopCompression
* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar app.jar AOTCompatibleOopCompressionApp
* @run driver AOTCompatibleOopCompression AOT
*/
import jdk.test.lib.cds.CDSAppTester;
import jdk.test.lib.helpers.ClassFileInstaller;
import jdk.test.lib.process.OutputAnalyzer;
public class AOTCompatibleOopCompression {
static final String appJar = ClassFileInstaller.getJarPath("app.jar");
static final String mainClass = AOTCompatibleOopCompressionApp.class.getName();
public static void main(String[] args) throws Exception {
Tester tester = new Tester();
tester.run(args);
// Since the AOT cache has been assembled with -XX:+AOTCompatibleOopCompression,
// production runs will always run with -XX:+AOTCompatibleOopCompression. The value
// specified in the command-line is ignored.
tester.productionRun(new String[] {"-XX:+UnlockDiagnosticVMOptions", "-XX:-AOTCompatibleOopCompression"});
tester.productionRun(new String[] {"-XX:+UnlockDiagnosticVMOptions", "-XX:+AOTCompatibleOopCompression"});
}
static class Tester extends CDSAppTester {
public Tester() {
super(mainClass);
}
@Override
public String[] vmArgs(RunMode runMode) {
if (runMode == RunMode.ASSEMBLY) {
return new String[] {"-XX:+UnlockDiagnosticVMOptions", "-XX:+AOTCompatibleOopCompression"};
} else if (runMode == RunMode.PRODUCTION) {
return new String[] {"-Xlog:aot", "-XX:AOTMode=on", "-XX:HeapBaseMinAddress=0x800000000"};
} else {
return new String[0];
}
}
@Override
public String classpath(RunMode runMode) {
return appJar;
}
@Override
public String[] appCommandLine(RunMode runMode) {
return new String[] { mainClass };
}
@Override
public void checkExecution(OutputAnalyzer out, RunMode runMode) {
if (runMode == RunMode.PRODUCTION) {
out.shouldContain("HelloWorld");
out.shouldContain("AOTCompatibleOopCompression = true");
out.shouldNotContain("AOTCompatibleOopCompression = false");
}
}
}
}
class AOTCompatibleOopCompressionApp {
public static void main(String[] args) {
System.out.println("HelloWorld");
}
}