Merge (7265, 7271] from bleeding_edge to experimental/gc branch....

src/v8-counters.h

 // Copyright 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 239 matching lines @@
   SC(js_opt_ticks, V8.JsOptTicks)                                     \
   SC(js_non_opt_ticks, V8.JsNonoptTicks)                              \
   SC(js_other_ticks, V8.JsOtherTicks)                                 \
   SC(smi_checks_removed, V8.SmiChecksRemoved)                         \
   SC(map_checks_removed, V8.MapChecksRemoved)                         \
   SC(quote_json_char_count, V8.QuoteJsonCharacterCount)               \
   SC(quote_json_char_recount, V8.QuoteJsonCharacterReCount)
 
 
 // This file contains all the v8 counters that are in use.
-class Counters : AllStatic {
+class Counters {
  public:
 #define HT(name, caption) \
-  static HistogramTimer name;
+  HistogramTimer* name() { return &name##_; }
   HISTOGRAM_TIMER_LIST(HT)
 #undef HT
 
 #define SC(name, caption) \
-  static StatsCounter name;
+  StatsCounter* name() { return &name##_; }
   STATS_COUNTER_LIST_1(SC)
   STATS_COUNTER_LIST_2(SC)
 #undef SC
 
   enum Id {
 #define RATE_ID(name, caption) k_##name,
     HISTOGRAM_TIMER_LIST(RATE_ID)
 #undef RATE_ID
 #define COUNTER_ID(name, caption) k_##name,
-  STATS_COUNTER_LIST_1(COUNTER_ID)
-  STATS_COUNTER_LIST_2(COUNTER_ID)
+    STATS_COUNTER_LIST_1(COUNTER_ID)
+    STATS_COUNTER_LIST_2(COUNTER_ID)
 #undef COUNTER_ID
 #define COUNTER_ID(name) k_##name,
-  STATE_TAG_LIST(COUNTER_ID)
+    STATE_TAG_LIST(COUNTER_ID)
 #undef COUNTER_ID
     stats_counter_count
   };
 
+  StatsCounter* state_counters(StateTag state) {
+    return &state_counters_[state];
+  }
+
+ private:
+#define HT(name, caption) \
+  HistogramTimer name##_;
+  HISTOGRAM_TIMER_LIST(HT)
+#undef HT
+
+#define SC(name, caption) \
+  StatsCounter name##_;
+  STATS_COUNTER_LIST_1(SC)
+  STATS_COUNTER_LIST_2(SC)
+#undef SC
+
+  enum {
+#define COUNTER_ID(name) __##name,
+    STATE_TAG_LIST(COUNTER_ID)
+#undef COUNTER_ID
+    kSlidingStateWindowCounterCount
+  };
+
   // Sliding state window counters.
-  static StatsCounter state_counters[];
+  StatsCounter state_counters_[kSlidingStateWindowCounterCount];
+  friend class Isolate;
+
+  DISALLOW_IMPLICIT_CONSTRUCTORS(Counters);
 };
 
+#define COUNTERS Isolate::Current()->counters()
+
 } }  // namespace v8::internal
 
 #endif  // V8_V8_COUNTERS_H_