Inline keyed stores if the code is in a loop and the key is likely to...

src/v8-counters.h

 // Copyright 2007-2008 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 113 matching lines @@
   SC(keyed_load_array_length, V8.KeyedLoadArrayLength)              \
   SC(keyed_load_constant_function, V8.KeyedLoadConstantFunction)    \
   SC(keyed_load_field, V8.KeyedLoadField)                           \
   SC(keyed_load_callback, V8.KeyedLoadCallback)                     \
   SC(keyed_load_interceptor, V8.KeyedLoadInterceptor)               \
   SC(keyed_load_inline, V8.KeyedLoadInline)                         \
   SC(keyed_load_inline_miss, V8.KeyedLoadInlineMiss)                \
   SC(named_load_inline, V8.NamedLoadInline)                         \
   SC(named_load_inline_miss, V8.NamedLoadInlineMiss)                \
   SC(keyed_store_field, V8.KeyedStoreField)                         \
+  SC(keyed_store_inline, V8.KeyedStoreInline)                       \
+  SC(keyed_store_inline_miss, V8.KeyedStoreInlineMiss)              \
   SC(for_in, V8.ForIn)                                              \
   SC(enum_cache_hits, V8.EnumCacheHits)                             \
   SC(enum_cache_misses, V8.EnumCacheMisses)                         \
   SC(reloc_info_count, V8.RelocInfoCount)                           \
   SC(reloc_info_size, V8.RelocInfoSize)                             \
   SC(zone_segment_bytes, V8.ZoneSegmentBytes)                       \
   SC(compute_entry_frame, V8.ComputeEntryFrame)
 
 
 // This file contains all the v8 counters that are in use.
@@ skipping 24 matching lines @@
     stats_counter_count
   };
 
   // Sliding state window counters.
   static StatsCounter state_counters[];
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_V8_COUNTERS_H_