| // Copyright (c) 2016, 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.code; |
| |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.graph.OffsetToObjectMapping; |
| import com.android.tools.r8.graph.UseRegistry; |
| import com.android.tools.r8.ir.conversion.IRBuilder; |
| |
| public class CheckCast extends Format21c { |
| |
| public static final int OPCODE = 0x1f; |
| public static final String NAME = "CheckCast"; |
| public static final String SMALI_NAME = "check-cast"; |
| |
| CheckCast(int high, BytecodeStream stream, OffsetToObjectMapping mapping) { |
| super(high, stream, mapping.getTypeMap()); |
| } |
| |
| public CheckCast(int valueRegister, DexType type) { |
| super(valueRegister, type); |
| } |
| |
| @Override |
| public String getName() { |
| return NAME; |
| } |
| |
| @Override |
| public String getSmaliName() { |
| return SMALI_NAME; |
| } |
| |
| @Override |
| public int getOpcode() { |
| return OPCODE; |
| } |
| |
| @Override |
| public boolean isCheckCast() { |
| return true; |
| } |
| |
| @Override |
| public void registerUse(UseRegistry registry) { |
| registry.registerCheckCast(getType()); |
| } |
| |
| public DexType getType() { |
| return (DexType) BBBB; |
| } |
| |
| @Override |
| public void buildIR(IRBuilder builder) { |
| builder.addCheckCast(AA, getType()); |
| } |
| |
| @Override |
| public boolean canThrow() { |
| return true; |
| } |
| } |