| // 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.library; |
| |
| import com.android.tools.r8.graph.DexEncodedMethod; |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.ir.code.IRCode; |
| import com.android.tools.r8.ir.code.InstructionListIterator; |
| import com.android.tools.r8.ir.code.InvokeMethod; |
| import com.android.tools.r8.ir.code.Value; |
| import java.util.Set; |
| |
| /** Used to model the behavior of library methods for optimization purposes. */ |
| public interface LibraryMethodModelCollection { |
| |
| /** |
| * The library class whose methods are being modeled by this collection of models. As an example, |
| * {@link BooleanMethodOptimizer} is modeling {@link Boolean}). |
| */ |
| DexType getType(); |
| |
| /** |
| * Invoked for instructions in {@param code} that invoke a method on the class returned by {@link |
| * #getType()}. The given {@param singleTarget} is guaranteed to be non-null. |
| */ |
| void optimize( |
| IRCode code, |
| InstructionListIterator instructionIterator, |
| InvokeMethod invoke, |
| DexEncodedMethod singleTarget, |
| Set<Value> affectedValues); |
| } |