| // Copyright (c) 2021, 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.outliner; |
| |
| 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 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; |
| |
| /** Regression test for b/192023718. */ |
| @RunWith(Parameterized.class) |
| public class OutlineInstructionWithRepeatedOperandTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection parameters() { |
| return getTestParameters().withAllRuntimesAndApiLevels().build(); |
| } |
| |
| @Test |
| public void test() throws Exception { |
| testForR8Compat(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Main.class) |
| .addOptionsModification( |
| options -> { |
| options.outline.minSize = 2; |
| options.outline.threshold = 2; |
| }) |
| .enableInliningAnnotations() |
| .setMinApi(parameters.getApiLevel()) |
| .compile() |
| .run(parameters.getRuntime(), Main.class) |
| .assertSuccessWithOutputLines("0", "0"); |
| } |
| |
| static class Main { |
| public static void main(String[] args) { |
| int zero = System.currentTimeMillis() > 0 ? 0 : -1; |
| System.out.println(m1(zero)); |
| System.out.println(m2(zero)); |
| } |
| |
| @NeverInline |
| static int m1(int x) { |
| int y = x * 42; |
| return y * y * y; |
| } |
| |
| @NeverInline |
| static int m2(int x) { |
| int y = x * 42; |
| return y * y * y; |
| } |
| } |
| } |