| // 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 nesthostexample; |
| |
| import static junit.framework.TestCase.assertEquals; |
| import static junit.framework.TestCase.assertTrue; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.TestRuntime.CfVm; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.codeinspector.CodeInspector; |
| import com.android.tools.r8.utils.codeinspector.FoundClassSubject; |
| import com.android.tools.r8.utils.codeinspector.InstructionSubject; |
| import com.android.tools.r8.utils.codeinspector.MethodSubject; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class NestMethodInlinedTest extends TestBase { |
| |
| private static final Class<?> MAIN_CLASS = NestPvtMethodCallInlined.class; |
| |
| private static final String EXPECTED_RESULT = |
| StringUtils.lines( |
| "nestPvtCallToInlineInner", |
| "nestPvtCallToInlineInnerInterface", |
| "notInlinedPvtCallInner", |
| "notInlinedPvtCallInnerInterface", |
| "notInlinedPvtCallInnerSub", |
| "notInlinedPvtCallInnerInterface", |
| "nestPvtCallToInlineInnerSub", |
| "nestPvtCallToInlineInner"); |
| |
| public NestMethodInlinedTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| private final TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters() |
| .withCfRuntimesStartingFromIncluding(CfVm.JDK11) |
| .withAllApiLevelsAlsoForCf() |
| .build(); |
| } |
| |
| @Test |
| public void testReference() throws Exception { |
| testForRuntime(parameters) |
| .addProgramClassesAndInnerClasses(MAIN_CLASS) |
| .run(parameters.getRuntime(), MAIN_CLASS) |
| .assertSuccessWithOutput(EXPECTED_RESULT); |
| } |
| |
| @Test |
| public void testPvtMethodCallInlined() throws Exception { |
| parameters.assumeR8TestParameters(); |
| testForR8(parameters.getBackend()) |
| .addKeepMainRule(MAIN_CLASS) |
| .addDontObfuscate() |
| .addOptionsModification( |
| options -> { |
| options.enableClassInlining = false; |
| options.getVerticalClassMergerOptions().disable(); |
| }) |
| .enableInliningAnnotations() |
| .enableAlwaysInliningAnnotations() |
| .enableMemberValuePropagationAnnotations() |
| .addProgramClassesAndInnerClasses(MAIN_CLASS) |
| .compile() |
| .inspect(this::assertMethodsInlined) |
| .inspect(NestAttributesUpdateTest::assertNestAttributesCorrect) |
| .run(parameters.getRuntime(), MAIN_CLASS) |
| .assertSuccessWithOutput(EXPECTED_RESULT); |
| } |
| |
| private void assertMethodsInlined(CodeInspector inspector) { |
| // Inlining through nest access. |
| int nbDispatchInlining = 0; |
| int nbNotInlinedPvtCall = 0; |
| for (FoundClassSubject subj : inspector.allClasses()) { |
| assertTrue( |
| "nestPvtCallToInline should be inlined (from " + subj.getOriginalTypeName() + ")", |
| subj.allMethods().stream() |
| .noneMatch( |
| method -> |
| method.toString().contains("nestPvtCallToInline") |
| || method.toString().contains("methodWithPvtCallToInline"))); |
| // Inlining nest access should transform virtual/ift invokes -> direct. |
| MethodSubject methodSubject = subj.uniqueMethodWithOriginalName("dispatchInlining"); |
| if (methodSubject.isPresent()) { |
| nbDispatchInlining++; |
| assertTrue( |
| methodSubject.streamInstructions().noneMatch(InstructionSubject::isInvokeVirtual)); |
| } |
| methodSubject = subj.uniqueMethodWithOriginalName("notInlinedPvtCall"); |
| if (methodSubject.isPresent()) { |
| nbNotInlinedPvtCall++; |
| } |
| } |
| assertEquals("dispatchInlining methods should not be inlined", 2, nbDispatchInlining); |
| assertEquals("notInlinedPvtCall methods should not be inlined", 3, nbNotInlinedPvtCall); |
| } |
| } |