Line data    Source code

       1             : // Copyright 2016 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_COMPILER_CHECKPOINT_ELIMINATION_H_
       6             : #define V8_COMPILER_CHECKPOINT_ELIMINATION_H_
       7             : 
       8             : #include "src/base/compiler-specific.h"
       9             : #include "src/compiler/graph-reducer.h"
      10             : #include "src/globals.h"
      11             : 
      12             : namespace v8 {
      13             : namespace internal {
      14             : namespace compiler {
      15             : 
      16             : // Performs elimination of redundant checkpoints within the graph.
      17             : class V8_EXPORT_PRIVATE CheckpointElimination final
      18             :     : public NON_EXPORTED_BASE(AdvancedReducer) {
      19             :  public:
      20             :   explicit CheckpointElimination(Editor* editor);
      21     2785047 :   ~CheckpointElimination() final = default;
      22             : 
      23          55 :   const char* reducer_name() const override { return "CheckpointElimination"; }
      24             : 
      25             :   Reduction Reduce(Node* node) final;
      26             : 
      27             :  private:
      28             :   Reduction ReduceCheckpoint(Node* node);
      29             : };
      30             : 
      31             : }  // namespace compiler
      32             : }  // namespace internal
      33             : }  // namespace v8
      34             : 
      35             : #endif  // V8_COMPILER_CHECKPOINT_ELIMINATION_H_