| // Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| package com.android.tools.r8.ir.optimize.inliner; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent; |
| import static org.hamcrest.CoreMatchers.not; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.NeverClassInline; |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.InstructionSubject; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class InlineSynchronizedTest extends TestBase { |
| |
| @Parameterized.Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| private final TestParameters parameters; |
| |
| public InlineSynchronizedTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(InlineSynchronizedTest.class) |
| .addKeepMainRule(TestClass.class) |
| .enableNeverClassInliningAnnotations() |
| .enableInliningAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .inspect( |
| inspector -> { |
| ClassSubject testClassSubject = inspector.clazz(TestClass.class); |
| assertThat(testClassSubject, isPresent()); |
| |
| // Check that there is a single monitor-enter instruction (for the normal inlining |
| // case). |
| assertEquals( |
| 1, |
| testClassSubject |
| .mainMethod() |
| .streamInstructions() |
| .filter(InstructionSubject::isMonitorEnter) |
| .count()); |
| |
| // Check that there are two monitor-exit instructions (for the normal inlining case, |
| // one for the normal exit and one for the exceptional exit). |
| assertEquals( |
| 2, |
| testClassSubject |
| .mainMethod() |
| .streamInstructions() |
| .filter(InstructionSubject::isMonitorExit) |
| .count()); |
| |
| ClassSubject aClassSubject = inspector.clazz(A.class); |
| assertThat(aClassSubject, isPresent()); |
| assertThat( |
| aClassSubject.uniqueMethodWithOriginalName("normalInlinedSynchronized"), |
| not(isPresent())); |
| |
| ClassSubject bClassSubject = inspector.clazz(B.class); |
| assertThat(bClassSubject, not(isPresent())); |
| }) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccessWithOutputLines( |
| "A::normalInlinedSynchronized", "B::classInlinedSynchronized"); |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| // Test normal inlining. |
| new A().normalInlinedSynchronized(); |
| |
| // Test class-inlining. |
| new B().classInlinedSynchronized(); |
| } |
| } |
| |
| @NeverClassInline |
| static class A { |
| |
| synchronized void normalInlinedSynchronized() { |
| System.out.println("A::normalInlinedSynchronized"); |
| } |
| } |
| |
| static class B { |
| |
| @NeverInline |
| synchronized void classInlinedSynchronized() { |
| System.out.println("B::classInlinedSynchronized"); |
| } |
| } |
| } |