| // Copyright (c) 2018, 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.cf; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.naming.MemberNaming.MethodSignature; |
| import com.android.tools.r8.utils.BooleanUtils; |
| 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.ImmutableList; |
| import java.util.List; |
| 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 InlineCmpDoubleTest extends TestBase { |
| |
| private final boolean enableInlining; |
| private final TestParameters parameters; |
| |
| public InlineCmpDoubleTest(boolean enableInlining, TestParameters parameters) { |
| this.enableInlining = enableInlining; |
| this.parameters = parameters; |
| } |
| |
| @Parameters(name = "{1}, inlining: {0}") |
| public static List<Object[]> data() { |
| return buildParameters( |
| BooleanUtils.values(), getTestParameters().withAllRuntimesAndApiLevels().build()); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8(parameters.getBackend()) |
| .addProgramClasses(TestClass.class) |
| .addKeepMainRule(TestClass.class) |
| .addOptionsModification(options -> options.enableInlining = enableInlining) |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .inspect(this::inspect) |
| .run(parameters.getRuntime(), TestClass.class) |
| .assertSuccess(); |
| } |
| |
| private void inspect(CodeInspector inspector) { |
| ClassSubject clazz = inspector.clazz(TestClass.class); |
| MethodSubject method = |
| clazz.method(new MethodSignature("inlineMe", "int", ImmutableList.of("int"))); |
| assertEquals(enableInlining, !method.isPresent()); |
| } |
| |
| static class TestClass { |
| |
| public static void main(String[] args) { |
| inlinee(42); |
| } |
| |
| public static void inlinee(int x) { |
| inlineMe(x + 41); |
| } |
| |
| public static int inlineMe(int x) { |
| // Side effect to ensure that the invocation is not removed simply because the method does not |
| // have any side effects. |
| System.out.println("In InlineCmpDoubleTest.inlineMe()"); |
| double a = x / 255.0; |
| return a < 64.0 ? 42 : 43; |
| } |
| } |
| } |