| // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #ifndef VM_THREAD_H_ |
| #define VM_THREAD_H_ |
| |
| #include "vm/isolate.h" |
| |
| namespace dart { |
| |
| // A VM thread; may be executing Dart code or performing helper tasks like |
| // garbage collection. |
| class Thread { |
| public: |
| static Thread* Current() { |
| // For now, there is still just one thread per isolate, and the Thread |
| // class just aliases the Isolate*. Once all interfaces and uses have been |
| // updated to distinguish between isolates and threads, Thread will get its |
| // own thread-local storage key. |
| return reinterpret_cast<Thread*>(Isolate::Current()); |
| } |
| |
| // The topmost zone used for allocation in this thread. |
| Zone* zone() { |
| return reinterpret_cast<BaseIsolate*>(this)->current_zone(); |
| } |
| |
| // The isolate that this thread is operating on. |
| Isolate* isolate() { |
| return reinterpret_cast<Isolate*>(this); |
| } |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(Thread); |
| }; |
| |
| } // namespace dart |
| |
| #endif // VM_THREAD_H_ |