blob: 8c583c0262aaf70a0d1df0a5eb7ea01647e40ecb [file] [log] [blame]
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
public class Main {
public static void main(String[] args) {
System.loadLibrary(args[0]);
loop();
ensureJitCompiled(Main.class, "$noinline$doCall");
loop();
}
public static void loop() {
Main m = new Main();
for (int i = 0; i < 5000; i++) {
$noinline$doCall("foo");
$noinline$doCall(m);
}
}
public static boolean $noinline$doCall(Object foo) {
boolean isCompiledAtEntry = !isInterpreted();
boolean result = foo.equals(Main.class);
// Test that the 'equals' above did not lead to a deoptimization.
if (isCompiledAtEntry) {
if (isInterpreted()) {
throw new Error("Unexpected deoptimization");
}
}
return result;
}
public static native boolean isInterpreted();
public static native void ensureJitCompiled(Class<?> cls, String methodName);
}