65 lines
2.3 KiB
Java
65 lines
2.3 KiB
Java
|
/*
|
||
|
|
* Copyright (c) 2020, 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
|
||
|
|
* questions.
|
||
|
|
*/
|
||
|
|
|
||
|
|
package compiler.debug;
|
||
|
|
|
||
|
|
import java.nio.file.Paths;
|
||
|
|
import jdk.test.lib.process.OutputAnalyzer;
|
||
|
|
import jdk.test.lib.process.ProcessTools;
|
||
|
|
import jdk.test.lib.Asserts;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* @test
|
||
|
|
* @bug 8252219
|
||
|
|
* @requires vm.compiler2.enabled
|
||
|
|
* @summary Tests that using -XX:+StressIGVN without -XX:StressSeed=N generates
|
||
|
|
* and logs a random seed.
|
||
|
|
* @library /test/lib /
|
||
|
|
* @run driver compiler.debug.TestGenerateStressSeed
|
||
|
|
*/
|
||
|
|
|
||
|
|
public class TestGenerateStressSeed {
|
||
|
|
|
||
|
|
static void sum(int n) {
|
||
|
|
int acc = 0;
|
||
|
|
for (int i = 0; i < n; i++) acc += i;
|
||
|
|
System.out.println(acc);
|
||
|
|
}
|
||
|
|
|
||
|
|
public static void main(String[] args) throws Exception {
|
||
|
|
if (args.length == 0) {
|
||
|
|
String className = TestGenerateStressSeed.class.getName();
|
||
|
|
String log = "test.log";
|
||
|
|
String[] procArgs = {
|
||
|
|
"-Xcomp", "-XX:-TieredCompilation",
|
||
|
|
"-XX:CompileOnly=" + className + "::sum", "-XX:+StressIGVN",
|
||
|
|
"-XX:+LogCompilation", "-XX:LogFile=" + log, className, "10"};
|
||
|
|
ProcessTools.createJavaProcessBuilder(procArgs).start().waitFor();
|
||
|
|
new OutputAnalyzer(Paths.get(log))
|
||
|
|
.shouldContain("stress_test seed");
|
||
|
|
} else if (args.length > 0) {
|
||
|
|
sum(Integer.parseInt(args[0]));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|