| // Copyright (c) 2022, 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.code; |
| |
| public class IgnoreDebugLocalWriteAliasedValueConfiguration implements AliasedValueConfiguration { |
| |
| private static final IgnoreDebugLocalWriteAliasedValueConfiguration INSTANCE = |
| new IgnoreDebugLocalWriteAliasedValueConfiguration(); |
| |
| private IgnoreDebugLocalWriteAliasedValueConfiguration() {} |
| |
| public static IgnoreDebugLocalWriteAliasedValueConfiguration getInstance() { |
| return INSTANCE; |
| } |
| |
| @Override |
| public boolean isIntroducingAnAlias(Instruction instruction) { |
| return instruction.isAssume() || instruction.isDebugLocalWrite(); |
| } |
| |
| @Override |
| public Value getAliasForOutValue(Instruction instruction) { |
| assert instruction.isAssume() || instruction.isDebugLocalWrite(); |
| |
| return instruction.isAssume() |
| ? instruction.asAssume().src() |
| : instruction.asDebugLocalWrite().src(); |
| } |
| } |