| // 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.graph.proto; |
| |
| import com.android.tools.r8.graph.AppView; |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.graph.GraphLens; |
| import com.android.tools.r8.ir.analysis.value.SingleValue; |
| import com.android.tools.r8.shaking.AppInfoWithLiveness; |
| import java.util.Objects; |
| |
| public class RemovedArgumentInfo extends ArgumentInfo { |
| |
| abstract static class BuilderBase<B extends BuilderBase<B>> { |
| |
| SingleValue singleValue; |
| DexType type; |
| |
| public B setSingleValue(SingleValue singleValue) { |
| this.singleValue = singleValue; |
| return self(); |
| } |
| |
| public B setType(DexType type) { |
| this.type = type; |
| return self(); |
| } |
| |
| abstract B self(); |
| } |
| |
| public static class Builder extends BuilderBase<Builder> { |
| |
| public RemovedArgumentInfo build() { |
| return new RemovedArgumentInfo(singleValue, type); |
| } |
| |
| @Override |
| Builder self() { |
| return this; |
| } |
| } |
| |
| private final SingleValue singleValue; |
| private final DexType type; |
| |
| RemovedArgumentInfo(SingleValue singleValue, DexType type) { |
| assert type != null; |
| this.singleValue = singleValue; |
| this.type = type; |
| } |
| |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| public boolean hasSingleValue() { |
| return singleValue != null; |
| } |
| |
| public SingleValue getSingleValue() { |
| return singleValue; |
| } |
| |
| public DexType getType() { |
| return type; |
| } |
| |
| @Override |
| public boolean isRemovedArgumentInfo() { |
| return true; |
| } |
| |
| @Override |
| public RemovedArgumentInfo asRemovedArgumentInfo() { |
| return this; |
| } |
| |
| @Override |
| public ArgumentInfo combine(ArgumentInfo info) { |
| assert false : "Once the argument is removed one cannot modify it any further."; |
| return this; |
| } |
| |
| @Override |
| public RemovedArgumentInfo rewrittenWithLens( |
| AppView<AppInfoWithLiveness> appView, GraphLens graphLens, GraphLens codeLens) { |
| SingleValue rewrittenSingleValue = |
| hasSingleValue() ? singleValue.rewrittenWithLens(appView, graphLens, codeLens) : null; |
| DexType rewrittenType = graphLens.lookupType(type, codeLens); |
| if (rewrittenSingleValue != singleValue || rewrittenType != type) { |
| return new RemovedArgumentInfo(rewrittenSingleValue, rewrittenType); |
| } |
| return this; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| RemovedArgumentInfo other = (RemovedArgumentInfo) obj; |
| return type == other.type && Objects.equals(singleValue, other.singleValue); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(singleValue, type); |
| } |
| } |