[Isolates] Convert more static data either to read-only or to per-isolate.

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 326 matching lines @@
     log_(new Log(this)),
     is_initialized_(false),
     last_address_(NULL),
     prev_sp_(NULL),
     prev_function_(NULL),
     prev_to_(NULL),
     prev_code_(NULL) {
 }
 
 #define DECLARE_LONG_EVENT(ignore1, long_name, ignore2) long_name,
-const char* kLongLogEventsNames[Logger::NUMBER_OF_LOG_EVENTS] = {
+static const char* const kLongLogEventsNames[Logger::NUMBER_OF_LOG_EVENTS] = {
   LOG_EVENTS_AND_TAGS_LIST(DECLARE_LONG_EVENT)
 };
 #undef DECLARE_LONG_EVENT
 
 #define DECLARE_SHORT_EVENT(ignore1, ignore2, short_name) short_name,
-const char* kCompressedLogEventsNames[Logger::NUMBER_OF_LOG_EVENTS] = {
+static const char* const
+kCompressedLogEventsNames[Logger::NUMBER_OF_LOG_EVENTS] = {
   LOG_EVENTS_AND_TAGS_LIST(DECLARE_SHORT_EVENT)
 };
 #undef DECLARE_SHORT_EVENT
 
 
 void Logger::ProfilerBeginEvent() {
   if (!log_->IsEnabled()) return;
   LogMessageBuilder msg(this);
   msg.Append("profiler,\"begin\",%d\n", kSamplingIntervalMs);
   if (FLAG_compress_log) {
@@ skipping 540 matching lines @@
   msg.WriteToLogFile();
 #endif
 }
 
 
 void Logger::FunctionCreateEvent(JSFunction* function) {
 #ifdef ENABLE_LOGGING_AND_PROFILING
   // This function can be called from GC iterators (during Scavenge,
   // MC, and MS), so marking bits can be set on objects. That's
   // why unchecked accessors are used here.
-  static Address prev_code = NULL;
   if (!log_->IsEnabled() || !FLAG_log_code) return;
   LogMessageBuilder msg(this);
   msg.Append("%s,", log_events_[FUNCTION_CREATION_EVENT]);
   msg.AppendAddress(function->address());
   msg.Append(',');
-  msg.AppendAddress(function->unchecked_code()->address(), prev_code);
-  prev_code = function->unchecked_code()->address();
+  msg.AppendAddress(function->unchecked_code()->address(), prev_code_);
+  prev_code_ = function->unchecked_code()->address();
   if (FLAG_compress_log) {
     ASSERT(compression_helper_ != NULL);
     if (!compression_helper_->HandleMessage(&msg)) return;
   }
   msg.Append('\n');
   msg.WriteToLogFile();
 #endif
 }
 
 
@@ skipping 609 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