jdk/test/hotspot/jtreg/runtime/ErrorHandling/TestVMConfigInHsErrFile.java
Thomas Stuefe 819de07117 8363998: Implement Compressed Class Pointers for 32-bit
Reviewed-by: rkennke, coleenp
2025-08-03 06:43:31 +00:00

118 lines
3.8 KiB
Java

/*
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* 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.
*
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*/
/*
* @test id=coh-off
* @summary Test that we see VM configs reported correctly in hs_err file
* @library /test/lib
* @requires vm.flagless
* @requires vm.debug
* @modules java.base/jdk.internal.misc
* java.management
* @run driver TestVMConfigInHsErrFile coh-off
*/
/*
* @test id=coh-on
* @summary Test that we see VM configs reported correctly in hs_err file
* @library /test/lib
* @requires vm.bits == "64"
* @requires vm.flagless
* @requires vm.debug
* @modules java.base/jdk.internal.misc
* java.management
* @run driver TestVMConfigInHsErrFile coh-on
*/
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import java.io.File;
import java.util.ArrayList;
import java.util.regex.Pattern;
public class TestVMConfigInHsErrFile {
public static void main(String[] args) throws Exception {
switch (args[0]) {
case "coh-on" -> testCompactObjectHeaders();
case "coh-off" -> testCompressedClassPointers();
}
}
private static void testCompactObjectHeaders() throws Exception {
ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder(
"-XX:+UnlockDiagnosticVMOptions",
"-XX:+UnlockExperimentalVMOptions",
"-XX:+UseCompactObjectHeaders",
"-Xmx100M",
"-XX:-CreateCoredumpOnCrash",
"-XX:ErrorHandlerTest=14",
"-version");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldNotHaveExitValue(0);
// extract hs-err file
File f = HsErrFileUtils.openHsErrFileFromOutput(output);
Pattern[] expectedPatterns = new Pattern[] {
Pattern.compile("# Java VM: .*compact obj headers.*")
};
Pattern[] notExpectedPatterns = new Pattern[] {
Pattern.compile("# Java VM: .*compressed class ptrs.*")
};
HsErrFileUtils.checkHsErrFileContent(f, expectedPatterns, notExpectedPatterns, true, true);
}
private static void testCompressedClassPointers() throws Exception {
ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder(
"-XX:+UnlockDiagnosticVMOptions",
"-XX:+UnlockExperimentalVMOptions",
"-XX:-UseCompactObjectHeaders",
"-XX:+UseCompressedClassPointers",
"-Xmx100M",
"-XX:-CreateCoredumpOnCrash",
"-XX:ErrorHandlerTest=14",
"-version");
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldNotHaveExitValue(0);
// extract hs-err file
File f = HsErrFileUtils.openHsErrFileFromOutput(output);
Pattern[] expectedPatterns = new Pattern[] {
Pattern.compile("# Java VM: .*compressed class ptrs.*")
};
Pattern[] notExpectedPatterns = new Pattern[] {
Pattern.compile("# Java VM: .*compact obj headers.*")
};
HsErrFileUtils.checkHsErrFileContent(f, expectedPatterns, notExpectedPatterns, true, true);
}
}