1 | // Copyright 2018 the V8 project authors. All rights reserved. |
---|---|
2 | // Use of this source code is governed by a BSD-style license that can be |
3 | // found in the LICENSE file. |
4 | |
5 | #ifndef V8_COMPILER_TYPE_NARROWING_REDUCER_H_ |
6 | #define V8_COMPILER_TYPE_NARROWING_REDUCER_H_ |
7 | |
8 | #include "src/base/compiler-specific.h" |
9 | #include "src/compiler/graph-reducer.h" |
10 | #include "src/compiler/operation-typer.h" |
11 | |
12 | namespace v8 { |
13 | namespace internal { |
14 | namespace compiler { |
15 | |
16 | // Forward declarations. |
17 | class JSGraph; |
18 | |
19 | class V8_EXPORT_PRIVATE TypeNarrowingReducer final |
20 | : public NON_EXPORTED_BASE(AdvancedReducer) { |
21 | public: |
22 | TypeNarrowingReducer(Editor* editor, JSGraph* jsgraph, JSHeapBroker* broker); |
23 | ~TypeNarrowingReducer() final; |
24 | |
25 | const char* reducer_name() const override { return "TypeNarrowingReducer"; } |
26 | |
27 | Reduction Reduce(Node* node) final; |
28 | |
29 | private: |
30 | JSGraph* jsgraph() const { return jsgraph_; } |
31 | Graph* graph() const; |
32 | Zone* zone() const; |
33 | |
34 | JSGraph* const jsgraph_; |
35 | OperationTyper op_typer_; |
36 | |
37 | DISALLOW_COPY_AND_ASSIGN(TypeNarrowingReducer); |
38 | }; |
39 | |
40 | } // namespace compiler |
41 | } // namespace internal |
42 | } // namespace v8 |
43 | |
44 | #endif // V8_COMPILER_TYPE_NARROWING_REDUCER_H_ |
45 |