C++ profiles processor: wire up to VM.

src/log.h

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 69 matching lines @@
 #ifdef ENABLE_LOGGING_AND_PROFILING
 #define LOG(Call)                           \
   do {                                      \
     if (v8::internal::Logger::is_logging()) \
       v8::internal::Logger::Call;           \
   } while (false)
 #else
 #define LOG(Call) ((void) 0)
 #endif
 
-
 class VMState BASE_EMBEDDED {
 #ifdef ENABLE_LOGGING_AND_PROFILING
  public:
   inline VMState(StateTag state);
   inline ~VMState();
 
   StateTag state() { return state_; }
   Address external_callback() { return external_callback_; }
   void set_external_callback(Address external_callback) {
     external_callback_ = external_callback;
@@ skipping 270 matching lines @@
   friend class Profiler;
   friend class SlidingStateWindow;
   friend class StackTracer;
   friend class VMState;
 
   friend class LoggerTestHelper;
 
   static int logging_nesting_;
   static int cpu_profiler_nesting_;
   static int heap_profiler_nesting_;
+
+  friend class CpuProfiler;
 #else
   static bool is_logging() { return false; }
 #endif
 };
 
 
 // Class that extracts stack trace, used for profiling.
 class StackTracer : public AllStatic {
  public:
   static void Trace(TickSample* sample);
 };
 
 
+#ifdef ENABLE_CPP_PROFILES_PROCESSOR
+
+class Ticker: public Sampler {
+ public:
+  explicit Ticker(int interval):
+      Sampler(interval, FLAG_prof) {}
+
+  void SampleStack(TickSample* sample) {
+    StackTracer::Trace(sample);
+  }
+  void Tick(TickSample* sample) { }
+  void SetWindow(SlidingStateWindow* window) { }
+  void ClearWindow() { }
+  void SetProfiler(Profiler* profiler) { }
+  void ClearProfiler() { }
+};
+
+#endif  // ENABLE_CPP_PROFILES_PROCESSOR
+
 } }  // namespace v8::internal
 
+
 #endif  // V8_LOG_H_