LCOV - code coverage report
Current view: top level - src/crankshaft - hydrogen-dce.h (source / functions) Hit Total Coverage
Test: app.info Lines: 3 3 100.0 %
Date: 2017-04-26 Functions: 0 0 -

          Line data    Source code
       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_DCE_H_
       6             : #define V8_CRANKSHAFT_HYDROGEN_DCE_H_
       7             : 
       8             : #include "src/crankshaft/hydrogen.h"
       9             : 
      10             : namespace v8 {
      11             : namespace internal {
      12             : 
      13             : 
      14         358 : class HDeadCodeEliminationPhase : public HPhase {
      15             :  public:
      16             :   explicit HDeadCodeEliminationPhase(HGraph* graph)
      17             :       : HPhase("H_Dead code elimination", graph) { }
      18             : 
      19             :   void Run() {
      20         358 :     MarkLiveInstructions();
      21         358 :     RemoveDeadInstructions();
      22             :   }
      23             : 
      24             :  private:
      25             :   void MarkLive(HValue* instr, ZoneList<HValue*>* worklist);
      26             :   void PrintLive(HValue* ref, HValue* instr);
      27             :   void MarkLiveInstructions();
      28             :   void RemoveDeadInstructions();
      29             : };
      30             : 
      31             : 
      32             : }  // namespace internal
      33             : }  // namespace v8
      34             : 
      35             : #endif  // V8_CRANKSHAFT_HYDROGEN_DCE_H_

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