| // Copyright (c) 2022, 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.profile.art; |
| |
| import static com.android.tools.r8.utils.codeinspector.Matchers.isPresentAndRenamed; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| 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.origin.Origin; |
| import com.android.tools.r8.references.ClassReference; |
| import com.android.tools.r8.references.MethodReference; |
| import com.android.tools.r8.references.Reference; |
| import com.android.tools.r8.utils.AndroidApiLevel; |
| import com.android.tools.r8.utils.MethodReferenceUtils; |
| import com.android.tools.r8.utils.codeinspector.ClassSubject; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import com.google.common.collect.Lists; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class ArtProfileRewritingTest extends TestBase { |
| |
| private static final ClassReference mainClassReference = Reference.classFromClass(Main.class); |
| private static final MethodReference mainMethodReference = |
| MethodReferenceUtils.mainMethod(Main.class); |
| |
| private static final ClassReference greeterClassReference = |
| Reference.classFromClass(Greeter.class); |
| private static final MethodReference greetMethodReference = |
| MethodReferenceUtils.methodFromMethod(Greeter.class, "greet"); |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withNoneRuntime().build(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| ArtProfileProviderForTesting artProfileProvider = new ArtProfileProviderForTesting(); |
| ArtProfileConsumerForTesting residualArtProfileConsumer = new ArtProfileConsumerForTesting(); |
| testForR8(Backend.DEX) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .addArtProfileForRewriting(artProfileProvider, residualArtProfileConsumer) |
| .enableInliningAnnotations() |
| .setMinApi(AndroidApiLevel.LATEST) |
| .compile() |
| .inspect(inspector -> inspect(inspector, residualArtProfileConsumer)); |
| } |
| |
| private void inspect( |
| CodeInspector inspector, ArtProfileConsumerForTesting residualArtProfileConsumer) { |
| ClassSubject greeterClassSubject = inspector.clazz(Greeter.class); |
| assertThat(greeterClassSubject, isPresentAndRenamed()); |
| |
| MethodSubject greetMethodSubject = greeterClassSubject.uniqueMethodWithOriginalName("greet"); |
| assertThat(greetMethodSubject, isPresentAndRenamed()); |
| |
| assertTrue(residualArtProfileConsumer.finished); |
| assertEquals( |
| Lists.newArrayList( |
| mainClassReference, |
| mainMethodReference, |
| greeterClassSubject.getFinalReference(), |
| greetMethodSubject.getFinalReference()), |
| residualArtProfileConsumer.references); |
| assertEquals( |
| Lists.newArrayList( |
| ArtProfileClassRuleInfoImpl.empty(), |
| ArtProfileMethodRuleInfoImpl.builder().setIsStartup().build(), |
| ArtProfileClassRuleInfoImpl.empty(), |
| ArtProfileMethodRuleInfoImpl.builder().setIsHot().setIsPostStartup().build()), |
| residualArtProfileConsumer.infos); |
| } |
| |
| static class ArtProfileProviderForTesting implements ArtProfileProvider { |
| |
| @Override |
| public void getArtProfile(ArtProfileBuilder profileBuilder) { |
| profileBuilder |
| .addClassRule(classRuleBuilder -> classRuleBuilder.setClassReference(mainClassReference)) |
| .addMethodRule( |
| methodRuleBuilder -> |
| methodRuleBuilder |
| .setMethodReference(mainMethodReference) |
| .setMethodRuleInfo( |
| methodRuleInfoBuilder -> methodRuleInfoBuilder.setIsStartup(true))) |
| .addClassRule( |
| classRuleBuilder -> classRuleBuilder.setClassReference(greeterClassReference)) |
| .addMethodRule( |
| methodRuleBuilder -> |
| methodRuleBuilder |
| .setMethodReference(greetMethodReference) |
| .setMethodRuleInfo( |
| methodRuleInfoBuilder -> |
| methodRuleInfoBuilder.setIsHot(true).setIsPostStartup(true))); |
| } |
| |
| @Override |
| public Origin getOrigin() { |
| return Origin.unknown(); |
| } |
| } |
| |
| static class Main { |
| |
| public static void main(String[] args) { |
| Greeter.greet(); |
| } |
| } |
| |
| static class Greeter { |
| |
| @NeverInline |
| static void greet() { |
| System.out.println("Hello, world!"); |
| } |
| } |
| } |