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// Copyright 2015 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_TAIL_CALL_OPTIMIZATION_H_
#define V8_COMPILER_TAIL_CALL_OPTIMIZATION_H_
#include "src/compiler/graph-reducer.h"
namespace v8 {
namespace internal {
namespace compiler {
// Forward declarations.
class CommonOperatorBuilder;
class Graph;
// Performs tail call optimization by replacing certain combinations of Return
// and Call nodes with a single TailCall.
class TailCallOptimization final : public Reducer {
public:
TailCallOptimization(CommonOperatorBuilder* common, Graph* graph)
: common_(common), graph_(graph) {}
Reduction Reduce(Node* node) final;
private:
CommonOperatorBuilder* common() const { return common_; }
Graph* graph() const { return graph_; }
CommonOperatorBuilder* const common_;
Graph* const graph_;
};
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_COMPILER_TAIL_CALL_OPTIMIZATION_H_
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