| // Copyright 2012 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_RUNTIME_PROFILER_H_ |
| #define V8_RUNTIME_PROFILER_H_ |
| |
| #include "src/allocation.h" |
| |
| namespace v8 { |
| |
| namespace base { |
| class Semaphore; |
| } |
| |
| namespace internal { |
| |
| class Isolate; |
| class JSFunction; |
| class Object; |
| |
| class RuntimeProfiler { |
| public: |
| explicit RuntimeProfiler(Isolate* isolate); |
| |
| void OptimizeNow(); |
| |
| void NotifyICChanged() { any_ic_changed_ = true; } |
| |
| void AttemptOnStackReplacement(JSFunction* function, int nesting_levels = 1); |
| |
| private: |
| void Optimize(JSFunction* function, const char* reason); |
| |
| bool CodeSizeOKForOSR(Code* shared_code); |
| |
| Isolate* isolate_; |
| |
| bool any_ic_changed_; |
| }; |
| |
| } } // namespace v8::internal |
| |
| #endif // V8_RUNTIME_PROFILER_H_ |