| // 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_ |