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.
5 #ifndef V8_HYDROGEN_DCE_H_
6 #define V8_HYDROGEN_DCE_H_
8 #include "src/hydrogen.h"
14 class HDeadCodeEliminationPhase : public HPhase {
16 explicit HDeadCodeEliminationPhase(HGraph* graph)
17 : HPhase("H_Dead code elimination", graph) { }
20 MarkLiveInstructions();
21 RemoveDeadInstructions();
25 void MarkLive(HValue* instr, ZoneList<HValue*>* worklist);
26 void PrintLive(HValue* ref, HValue* instr);
27 void MarkLiveInstructions();
28 void RemoveDeadInstructions();
32 } // namespace internal
35 #endif // V8_HYDROGEN_DCE_H_