| // 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.graph.proto; |
| |
| import it.unimi.dsi.fastutil.ints.Int2IntMap; |
| |
| public class ArgumentPermutationMap extends ArgumentPermutation { |
| |
| private final Int2IntMap newArgumentIndices; |
| |
| public ArgumentPermutationMap(Int2IntMap newArgumentIndices) { |
| assert newArgumentIndices.defaultReturnValue() == -1; |
| this.newArgumentIndices = newArgumentIndices; |
| } |
| |
| @Override |
| public int getNewArgumentIndex(int argumentIndex) { |
| int newArgumentIndex = newArgumentIndices.get(argumentIndex); |
| return newArgumentIndex >= 0 ? newArgumentIndex : argumentIndex; |
| } |
| } |