checkpoint-elimination.h

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// Copyright 2016 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_CHECKPOINT_ELIMINATION_H_
#define V8_COMPILER_CHECKPOINT_ELIMINATION_H_
 
#include "src/base/compiler-specific.h"
#include "src/compiler/graph-reducer.h"
 
namespace v8 {
namespace internal {
namespace compiler {
 
// Performs elimination of redundant checkpoints within the graph.
class V8_EXPORT_PRIVATE CheckpointElimination final
    : public NON_EXPORTED_BASE(AdvancedReducer) {
 public:
  explicit CheckpointElimination(Editor* editor);
  ~CheckpointElimination() final = default;
 
  const char* reducer_name() const override { return "CheckpointElimination"; }
 
  Reduction Reduce(Node* node) final;
 
 private:
  Reduction ReduceCheckpoint(Node* node);
};
 
}  // namespace compiler
}  // namespace internal
}  // namespace v8
 
#endif  // V8_COMPILER_CHECKPOINT_ELIMINATION_H_