| // Copyright (c) 2017, 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; |
| |
| import com.android.tools.r8.errors.Unreachable; |
| import com.android.tools.r8.utils.DescriptorUtils; |
| import com.android.tools.r8.utils.structural.StructuralItem; |
| import com.android.tools.r8.utils.structural.StructuralMapping; |
| import com.android.tools.r8.utils.structural.StructuralSpecification; |
| import it.unimi.dsi.fastutil.ints.Int2ReferenceAVLTreeMap; |
| import it.unimi.dsi.fastutil.ints.Int2ReferenceMap; |
| import it.unimi.dsi.fastutil.ints.Int2ReferenceMap.Entry; |
| import it.unimi.dsi.fastutil.ints.Int2ReferenceSortedMap; |
| |
| public class DebugLocalInfo implements StructuralItem<DebugLocalInfo> { |
| |
| public enum PrintLevel { |
| NONE, |
| NAME, |
| FULL |
| } |
| |
| public static final PrintLevel PRINT_LEVEL = PrintLevel.NAME; |
| |
| public final DexString name; |
| public final DexType type; |
| public final DexString signature; |
| |
| private static void specify(StructuralSpecification<DebugLocalInfo, ?> spec) { |
| spec.withItem(info -> info.name) |
| .withItem(info -> info.type) |
| .withNullableItem(info -> info.signature); |
| } |
| |
| public DebugLocalInfo(DexString name, DexType type, DexString signature) { |
| this.name = name; |
| this.type = type; |
| this.signature = signature; |
| } |
| |
| @Override |
| public DebugLocalInfo self() { |
| return this; |
| } |
| |
| @Override |
| public StructuralMapping<DebugLocalInfo> getStructuralMapping() { |
| return DebugLocalInfo::specify; |
| } |
| |
| public static boolean localsInfoMapsEqual( |
| Int2ReferenceMap<DebugLocalInfo> set0, Int2ReferenceMap<DebugLocalInfo> set1) { |
| if (set0 == null) { |
| return set1 == null; |
| } |
| if (set1 == null) { |
| return false; |
| } |
| if (set0.keySet().size() != set1.keySet().size()) { |
| return false; |
| } |
| for (int i : set0.keySet()) { |
| if (!set0.get(i).equals(set1.get(i))) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| public static Int2ReferenceSortedMap<DebugLocalInfo> endingLocals( |
| Int2ReferenceMap<DebugLocalInfo> previousLocals, |
| Int2ReferenceMap<DebugLocalInfo> nextLocals) { |
| Int2ReferenceSortedMap<DebugLocalInfo> ending = new Int2ReferenceAVLTreeMap<>(); |
| for (Entry<DebugLocalInfo> entry : previousLocals.int2ReferenceEntrySet()) { |
| int register = entry.getIntKey(); |
| DebugLocalInfo local = entry.getValue(); |
| if (nextLocals.get(register) != local) { |
| ending.put(register, local); |
| } |
| } |
| return ending; |
| } |
| |
| public static Int2ReferenceSortedMap<DebugLocalInfo> startingLocals( |
| Int2ReferenceMap<DebugLocalInfo> previousLocals, |
| Int2ReferenceMap<DebugLocalInfo> nextLocals) { |
| Int2ReferenceSortedMap<DebugLocalInfo> starting = new Int2ReferenceAVLTreeMap<>(); |
| for (Entry<DebugLocalInfo> entry : nextLocals.int2ReferenceEntrySet()) { |
| int register = entry.getIntKey(); |
| DebugLocalInfo local = entry.getValue(); |
| if (previousLocals.get(register) != local) { |
| starting.put(register, local); |
| } |
| } |
| return starting; |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| if (this == other) { |
| return true; |
| } |
| if (!(other instanceof DebugLocalInfo)) { |
| return false; |
| } |
| DebugLocalInfo o = (DebugLocalInfo) other; |
| return name == o.name && type == o.type && signature == o.signature; |
| } |
| |
| @Override |
| public int hashCode() { |
| int hash = 7 * name.hashCode() + 13 * type.hashCode(); |
| if (signature != null) { |
| hash += 31 * signature.hashCode(); |
| } |
| return hash; |
| } |
| |
| @Override |
| public String toString() { |
| return toString(PRINT_LEVEL); |
| } |
| |
| public String toString(PrintLevel printLevel) { |
| switch (printLevel) { |
| case NONE: |
| return ""; |
| case NAME: |
| return name.toString(); |
| case FULL: |
| return name + ":" + (signature == null |
| ? type |
| : DescriptorUtils.descriptorToJavaType(signature.toString())); |
| default: |
| throw new Unreachable(); |
| } |
| } |
| } |