1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_CRANKSHAFT_HYDROGEN_INFER_REPRESENTATION_H_ 6 #define V8_CRANKSHAFT_HYDROGEN_INFER_REPRESENTATION_H_ 7 8 #include "src/crankshaft/hydrogen.h" 9 10 namespace v8 { 11 namespace internal { 12 13 14 class HInferRepresentationPhase : public HPhase { 15 public: HInferRepresentationPhase(HGraph * graph)16 explicit HInferRepresentationPhase(HGraph* graph) 17 : HPhase("H_Infer representations", graph), 18 worklist_(8, zone()), 19 in_worklist_(graph->GetMaximumValueID(), zone()) { } 20 21 void Run(); 22 void AddToWorklist(HValue* current); 23 24 private: 25 ZoneList<HValue*> worklist_; 26 BitVector in_worklist_; 27 28 DISALLOW_COPY_AND_ASSIGN(HInferRepresentationPhase); 29 }; 30 31 32 } // namespace internal 33 } // namespace v8 34 35 #endif // V8_CRANKSHAFT_HYDROGEN_INFER_REPRESENTATION_H_ 36