| // 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.cf.code; |
| |
| import com.android.tools.r8.graph.DexClassAndMethod; |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.graph.UseRegistry; |
| import com.android.tools.r8.ir.conversion.CfState.Slot; |
| import com.android.tools.r8.ir.conversion.IRBuilder; |
| import java.util.ListIterator; |
| |
| public class CfSafeCheckCast extends CfCheckCast { |
| |
| public CfSafeCheckCast(DexType type) { |
| super(type, true); |
| } |
| |
| @Override |
| void addCheckCast(IRBuilder builder, Slot object) { |
| builder.addSafeCheckCast(object.register, getType()); |
| } |
| |
| @Override |
| void internalRegisterUse( |
| UseRegistry<?> registry, DexClassAndMethod context, ListIterator<CfInstruction> iterator) { |
| registry.registerSafeCheckCast(getType()); |
| } |
| |
| @Override |
| public CfInstruction withType(DexType newType) { |
| return new CfSafeCheckCast(newType); |
| } |
| } |