// Copyright 2014 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef V8_COMPILER_VALUE_NUMBERING_REDUCER_H_ #define V8_COMPILER_VALUE_NUMBERING_REDUCER_H_ #include "src/compiler/graph-reducer.h" namespace v8 { namespace internal { namespace compiler { class ValueNumberingReducer final : public Reducer { public: explicit ValueNumberingReducer(Zone* zone); ~ValueNumberingReducer(); Reduction Reduce(Node* node) override; private: enum { kInitialCapacity = 256u, kCapacityToSizeRatio = 2u }; void Grow(); Zone* zone() const { return zone_; } Node** entries_; size_t capacity_; size_t size_; Zone* zone_; }; } // namespace compiler } // namespace internal } // namespace v8 #endif // V8_COMPILER_VALUE_NUMBERING_REDUCER_H_