| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| #pragma once |
| |
| #if ENABLE(DFG_JIT) |
| |
| #include "DFGRegisteredStructure.h" |
| #include "StructureSet.h" |
| #include <wtf/TinyPtrSet.h> |
| |
| namespace JSC { |
| |
| class TrackedReferences; |
| |
| namespace DFG { |
| |
| struct AbstractValue; |
| class StructureAbstractValue; |
| |
| class RegisteredStructureSet : public TinyPtrSet<RegisteredStructure> { |
| public: |
| |
| RegisteredStructureSet() |
| { } |
| |
| RegisteredStructureSet(RegisteredStructure structure) |
| : TinyPtrSet(structure) |
| { |
| } |
| |
| ALWAYS_INLINE RegisteredStructureSet(const RegisteredStructureSet& other) |
| : TinyPtrSet(other) |
| { |
| } |
| |
| RegisteredStructure onlyStructure() const |
| { |
| return onlyEntry(); |
| } |
| |
| StructureSet toStructureSet() const |
| { |
| StructureSet result; |
| forEach([&] (RegisteredStructure structure) { result.add(structure.get()); }); |
| return result; |
| } |
| |
| void filter(const DFG::StructureAbstractValue&); |
| void filter(SpeculatedType); |
| void filterArrayModes(ArrayModes); |
| void filter(const DFG::AbstractValue&); |
| |
| SpeculatedType speculationFromStructures() const; |
| ArrayModes arrayModesFromStructures() const; |
| |
| void validateReferences(const TrackedReferences&) const; |
| }; |
| |
| } } // namespace JSC::DFG |
| |
| #endif // ENABLE(DFG_JIT) |