Added labelled thread names to help with some debugging activity. Right now,...

src/log.cc

 // Copyright 2009 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 258 matching lines @@
   IncrementStateCounter(state);
   ASSERT(IsPowerOf2(kBufferSize));
   current_index_ = (current_index_ + 1) & (kBufferSize - 1);
 }
 
 
 //
 // Profiler implementation.
 //
 Profiler::Profiler()
-    : head_(0),
+    :
+#ifdef DEBUG_THREAD_NAMES
+      Thread("v8:Profiler"),
+#endif
+      head_(0),
       tail_(0),
       overflow_(false),
       buffer_semaphore_(OS::CreateSemaphore(0)),
       engaged_(false),
       running_(false) {
 }
 
 
 void Profiler::Engage() {
   if (engaged_) return;
@@ skipping 1337 matching lines @@
   }
   // Otherwise, if the sliding state window computation has not been
   // started we do it now.
   if (sliding_state_window_ == NULL) {
     sliding_state_window_ = new SlidingStateWindow();
   }
 #endif
 }
 
 } }  // namespace v8::internal