| // Copyright (c) 2020, 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.analysis.fieldvalueanalysis; |
| |
| import com.android.tools.r8.graph.AppView; |
| import com.android.tools.r8.graph.DexEncodedMethod; |
| import com.android.tools.r8.graph.DexProgramClass; |
| import com.android.tools.r8.ir.code.IRCode; |
| import com.android.tools.r8.ir.optimize.ClassInitializerDefaultsOptimization.ClassInitializerDefaultsResult; |
| import com.android.tools.r8.ir.optimize.info.OptimizationFeedback; |
| import com.android.tools.r8.shaking.AppInfoWithLiveness; |
| |
| public class StaticFieldValueAnalysis extends FieldValueAnalysis { |
| |
| private StaticFieldValueAnalysis( |
| AppView<AppInfoWithLiveness> appView, |
| IRCode code, |
| OptimizationFeedback feedback, |
| DexProgramClass clazz, |
| DexEncodedMethod method) { |
| super(appView, code, feedback, clazz, method); |
| } |
| |
| public static void run( |
| AppView<?> appView, |
| IRCode code, |
| ClassInitializerDefaultsResult classInitializerDefaultsResult, |
| OptimizationFeedback feedback, |
| DexEncodedMethod method) { |
| assert appView.appInfo().hasLiveness(); |
| assert appView.enableWholeProgramOptimizations(); |
| assert method.isClassInitializer(); |
| DexProgramClass clazz = appView.definitionFor(method.method.holder).asProgramClass(); |
| new StaticFieldValueAnalysis(appView.withLiveness(), code, feedback, clazz, method) |
| .computeFieldOptimizationInfo(classInitializerDefaultsResult); |
| } |
| } |