100 lines
3.2 KiB
Java
100 lines
3.2 KiB
Java
/*
|
|
* Copyright (c) 2020, 2023, 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.
|
|
*/
|
|
|
|
/**
|
|
* @test
|
|
* @bug 8255742
|
|
* @summary PrintInlining as compiler directive doesn't print virtual calls
|
|
* @modules java.base/jdk.internal.misc
|
|
* @library /test/lib
|
|
* @requires vm.flagless
|
|
*
|
|
* @run driver compiler.inlining.PrintInlining
|
|
*/
|
|
|
|
package compiler.inlining;
|
|
|
|
import jdk.test.lib.process.OutputAnalyzer;
|
|
import jdk.test.lib.process.ProcessTools;
|
|
|
|
public class PrintInlining {
|
|
|
|
static void test(String option) throws Exception {
|
|
ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder(
|
|
"-XX:+IgnoreUnrecognizedVMOptions", "-showversion",
|
|
"-server", "-XX:-TieredCompilation", "-Xbatch", "-XX:-UseOnStackReplacement",
|
|
"-XX:CompileCommand=dontinline,*::bar",
|
|
"-XX:CompileCommand=compileonly,*::foo",
|
|
"-XX:+PrintCompilation", "-XX:+UnlockDiagnosticVMOptions", option,
|
|
Launcher.class.getName());
|
|
|
|
OutputAnalyzer analyzer = new OutputAnalyzer(pb.start());
|
|
|
|
analyzer.shouldHaveExitValue(0);
|
|
|
|
// The test is applicable only to C2 (present in Server VM).
|
|
if (analyzer.getStderr().contains("Server VM")) {
|
|
analyzer.outputTo(System.out);
|
|
if (analyzer.asLines().stream()
|
|
.filter(s -> s.matches(".*A::bar.+virtual call.*"))
|
|
.count() != 1) {
|
|
throw new Exception("'" + option + "' didn't print virtual call.");
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
test("-XX:+PrintInlining");
|
|
test("-XX:CompileCommand=option,*::foo,PrintInlining");
|
|
}
|
|
|
|
static class A {
|
|
void bar() {}
|
|
}
|
|
|
|
static class B extends A {
|
|
void bar() {}
|
|
}
|
|
|
|
static class C extends A {
|
|
void bar() {}
|
|
}
|
|
|
|
static class D extends A {
|
|
void bar() {}
|
|
}
|
|
|
|
static void foo(A a) {
|
|
a.bar();
|
|
}
|
|
|
|
static class Launcher {
|
|
public static void main(String[] args) throws Exception {
|
|
A[] as = { new B(), new C(), new D() };
|
|
for (int i = 0; i < 20_000; i++) {
|
|
foo(as[i % 3]);
|
|
}
|
|
}
|
|
}
|
|
}
|