Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1 | // Copyright 2016 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_STORE_STORE_ELIMINATION_H_ |
| 6 | #define V8_COMPILER_STORE_STORE_ELIMINATION_H_ |
| 7 | |
| 8 | #include "src/compiler/common-operator.h" |
| 9 | #include "src/compiler/graph-reducer.h" |
| 10 | #include "src/compiler/js-graph.h" |
| 11 | |
| 12 | namespace v8 { |
| 13 | namespace internal { |
| 14 | namespace compiler { |
| 15 | |
| 16 | // Forward declarations. |
| 17 | class CommonOperatorBuilder; |
| 18 | class JSGraph; |
| 19 | |
| 20 | class StoreStoreElimination final { |
| 21 | public: |
| 22 | StoreStoreElimination(JSGraph* js_graph, Zone* temp_zone); |
| 23 | ~StoreStoreElimination(); |
| 24 | void Run(); |
| 25 | |
| 26 | private: |
| 27 | static bool IsEligibleNode(Node* node); |
| 28 | void ReduceEligibleNode(Node* node); |
| 29 | JSGraph* jsgraph() const { return jsgraph_; } |
| 30 | Zone* temp_zone() const { return temp_zone_; } |
| 31 | |
| 32 | JSGraph* const jsgraph_; |
| 33 | Zone* const temp_zone_; |
| 34 | }; |
| 35 | |
| 36 | } // namespace compiler |
| 37 | } // namespace internal |
| 38 | } // namespace v8 |
| 39 | |
| 40 | #endif // V8_COMPILER_STORE_STORE_ELIMINATION_H_ |