deps: update v8 to 3.15.11

1 files changed, 35 insertions, 9 deletions

diff --git a/deps/v8/src/log.h b/deps/v8/src/log.h
index 33f359a7f9..eced6050a5 100644
--- a/deps/v8/src/log.h
+++ b/deps/v8/src/log.h
@@ -74,8 +74,8 @@ namespace internal {
 class LogMessageBuilder;
 class Profiler;
 class Semaphore;
-class SlidingStateWindow;
 class Ticker;
+class Isolate;
 
 #undef LOG
 #define LOG(isolate, Call)                          \
@@ -174,9 +174,6 @@ class Logger {
   // leaving the file open.
   FILE* TearDown();
 
-  // Enable the computation of a sliding window of states.
-  void EnableSlidingStateWindow();
-
   // Emits an event with a string value -> (name, value).
   void StringEvent(const char* name, const char* value);
 
@@ -275,6 +272,37 @@ class Logger {
                           uintptr_t start,
                           uintptr_t end);
 
+  // ==== Events logged by --log-timer-events. ====
+  void TimerEvent(const char* name, int64_t start, int64_t end);
+  void ExternalSwitch(StateTag old_tag, StateTag new_tag);
+
+  static void EnterExternal();
+  static void LeaveExternal();
+
+  class TimerEventScope {
+   public:
+    TimerEventScope(Isolate* isolate, const char* name)
+        : isolate_(isolate), name_(name), start_(0) {
+      if (FLAG_log_internal_timer_events) start_ = OS::Ticks();
+    }
+
+    ~TimerEventScope() {
+      if (FLAG_log_internal_timer_events) LogTimerEvent();
+    }
+
+    void LogTimerEvent();
+
+    static const char* v8_recompile_synchronous;
+    static const char* v8_recompile_parallel;
+    static const char* v8_compile_full_code;
+    static const char* v8_execute;
+
+   private:
+    Isolate* isolate_;
+    const char* name_;
+    int64_t start_;
+  };
+
   // ==== Events logged by --log-regexp ====
   // Regexp compilation and execution events.
 
@@ -401,10 +429,6 @@ class Logger {
   // of samples.
   Profiler* profiler_;
 
-  // SlidingStateWindow instance keeping a sliding window of the most
-  // recent VM states.
-  SlidingStateWindow* sliding_state_window_;
-
   // An array of log events names.
   const char* const* log_events_;
 
@@ -415,7 +439,6 @@ class Logger {
   friend class LogMessageBuilder;
   friend class TimeLog;
   friend class Profiler;
-  friend class SlidingStateWindow;
   friend class StackTracer;
   friend class VMState;
 
@@ -449,6 +472,9 @@ class Logger {
   //  Logger::FunctionCreateEvent(...)
   Address prev_code_;
 
+  int64_t epoch_;
+  static int64_t enter_external_;
+
   friend class CpuProfiler;
 };