| // 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, Graph* 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_ |