Adding 'isolates' argument to LOG to get rid of multiple TLS fetches in profiling.

src/isolate.cc

 // Copyright 2006-2010 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 711 matching lines @@
   CPU::Setup();
 
   deoptimizer_data_ = new DeoptimizerData;
   runtime_profiler_ = new RuntimeProfiler(this);
   runtime_profiler_->Setup();
 
   // If we are deserializing, log non-function code objects and compiled
   // functions found in the snapshot.
   if (des != NULL && FLAG_log_code) {
     HandleScope scope;
-    LOG(LogCodeObjects());
-    LOG(LogCompiledFunctions());
+    LOG(this, LogCodeObjects());
+    LOG(this, LogCompiledFunctions());
   }
 
   state_ = INITIALIZED;
   return true;
 }
 
 
 void Isolate::Enter() {
   Isolate* current_isolate = NULL;
   PerIsolateThreadData* current_data = CurrentPerIsolateThreadData();
@@ skipping 72 matching lines @@
 
 #ifdef DEBUG
 #define ISOLATE_FIELD_OFFSET(type, name, ignored)                       \
 const intptr_t Isolate::name##_debug_offset_ = OFFSET_OF(Isolate, name##_);
 ISOLATE_INIT_LIST(ISOLATE_FIELD_OFFSET)
 ISOLATE_INIT_ARRAY_LIST(ISOLATE_FIELD_OFFSET)
 #undef ISOLATE_FIELD_OFFSET
 #endif
 
 } }  // namespace v8::internal