select-lowering.h

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// Copyright 2014 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_SELECT_LOWERING_H_
#define V8_COMPILER_SELECT_LOWERING_H_
 
#include "src/compiler/graph-reducer.h"
 
namespace v8 {
namespace internal {
namespace compiler {
 
// Forward declarations.
class JSGraphAssembler;
 
// Lowers Select nodes to diamonds.
class SelectLowering final : public Reducer {
 public:
  SelectLowering(JSGraphAssembler* graph_assembler, TFGraph* graph);
  ~SelectLowering() override;
 
  const char* reducer_name() const override { return "SelectLowering"; }
 
  Reduction Reduce(Node* node) override;
 
 private:
  Reduction LowerSelect(Node* node);
 
  JSGraphAssembler* gasm() const { return graph_assembler_; }
  Node* start() const { return start_; }
 
  JSGraphAssembler* graph_assembler_;
  Node* start_;
};
 
}  // namespace compiler
}  // namespace internal
}  // namespace v8
 
#endif  // V8_COMPILER_SELECT_LOWERING_H_