| // Copyright 2017 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_FIND_AND_REPLACE_PATTERN_H_ |
| #define V8_FIND_AND_REPLACE_PATTERN_H_ |
| |
| #include "src/handles.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| class Map; |
| class Object; |
| |
| class FindAndReplacePattern { |
| public: |
| FindAndReplacePattern() : count_(0) {} |
| void Add(Handle<Map> map_to_find, Handle<HeapObject> obj_to_replace) { |
| DCHECK(count_ < kMaxCount); |
| find_[count_] = map_to_find; |
| replace_[count_] = obj_to_replace; |
| ++count_; |
| } |
| |
| private: |
| static const int kMaxCount = 4; |
| int count_; |
| Handle<Map> find_[kMaxCount]; |
| Handle<HeapObject> replace_[kMaxCount]; |
| friend class Code; |
| }; |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_FIND_AND_REPLACE_PATTERN_H_ |