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      1 // Copyright 2011 the V8 project authors. All rights reserved.
      2 // Redistribution and use in source and binary forms, with or without
      3 // modification, are permitted provided that the following conditions are
      4 // met:
      5 //
      6 //     * Redistributions of source code must retain the above copyright
      7 //       notice, this list of conditions and the following disclaimer.
      8 //     * Redistributions in binary form must reproduce the above
      9 //       copyright notice, this list of conditions and the following
     10 //       disclaimer in the documentation and/or other materials provided
     11 //       with the distribution.
     12 //     * Neither the name of Google Inc. nor the names of its
     13 //       contributors may be used to endorse or promote products derived
     14 //       from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 #ifndef V8_V8_COUNTERS_H_
     29 #define V8_V8_COUNTERS_H_
     30 
     31 #include "allocation.h"
     32 #include "counters.h"
     33 #include "v8globals.h"
     34 
     35 namespace v8 {
     36 namespace internal {
     37 
     38 #define HISTOGRAM_TIMER_LIST(HT)                                      \
     39   /* Garbage collection timers. */                                    \
     40   HT(gc_compactor, V8.GCCompactor)                                    \
     41   HT(gc_scavenger, V8.GCScavenger)                                    \
     42   HT(gc_context, V8.GCContext) /* GC context cleanup time */          \
     43   /* Parsing timers. */                                               \
     44   HT(parse, V8.Parse)                                                 \
     45   HT(parse_lazy, V8.ParseLazy)                                        \
     46   HT(pre_parse, V8.PreParse)                                          \
     47   /* Total compilation times. */                                      \
     48   HT(compile, V8.Compile)                                             \
     49   HT(compile_eval, V8.CompileEval)                                    \
     50   HT(compile_lazy, V8.CompileLazy)
     51 
     52 
     53 // WARNING: STATS_COUNTER_LIST_* is a very large macro that is causing MSVC
     54 // Intellisense to crash.  It was broken into two macros (each of length 40
     55 // lines) rather than one macro (of length about 80 lines) to work around
     56 // this problem.  Please avoid using recursive macros of this length when
     57 // possible.
     58 #define STATS_COUNTER_LIST_1(SC)                                      \
     59   /* Global Handle Count*/                                            \
     60   SC(global_handles, V8.GlobalHandles)                                \
     61   /* Mallocs from PCRE */                                             \
     62   SC(pcre_mallocs, V8.PcreMallocCount)                                \
     63   /* OS Memory allocated */                                           \
     64   SC(memory_allocated, V8.OsMemoryAllocated)                          \
     65   SC(normalized_maps, V8.NormalizedMaps)                              \
     66   SC(props_to_dictionary, V8.ObjectPropertiesToDictionary)            \
     67   SC(elements_to_dictionary, V8.ObjectElementsToDictionary)           \
     68   SC(alive_after_last_gc, V8.AliveAfterLastGC)                        \
     69   SC(objs_since_last_young, V8.ObjsSinceLastYoung)                    \
     70   SC(objs_since_last_full, V8.ObjsSinceLastFull)                      \
     71   SC(symbol_table_capacity, V8.SymbolTableCapacity)                   \
     72   SC(number_of_symbols, V8.NumberOfSymbols)                           \
     73   SC(script_wrappers, V8.ScriptWrappers)                              \
     74   SC(call_initialize_stubs, V8.CallInitializeStubs)                   \
     75   SC(call_premonomorphic_stubs, V8.CallPreMonomorphicStubs)           \
     76   SC(call_normal_stubs, V8.CallNormalStubs)                           \
     77   SC(call_megamorphic_stubs, V8.CallMegamorphicStubs)                 \
     78   SC(arguments_adaptors, V8.ArgumentsAdaptors)                        \
     79   SC(compilation_cache_hits, V8.CompilationCacheHits)                 \
     80   SC(compilation_cache_misses, V8.CompilationCacheMisses)             \
     81   SC(regexp_cache_hits, V8.RegExpCacheHits)                           \
     82   SC(regexp_cache_misses, V8.RegExpCacheMisses)                       \
     83   SC(string_ctor_calls, V8.StringConstructorCalls)                    \
     84   SC(string_ctor_conversions, V8.StringConstructorConversions)        \
     85   SC(string_ctor_cached_number, V8.StringConstructorCachedNumber)     \
     86   SC(string_ctor_string_value, V8.StringConstructorStringValue)       \
     87   SC(string_ctor_gc_required, V8.StringConstructorGCRequired)         \
     88   /* Amount of evaled source code. */                                 \
     89   SC(total_eval_size, V8.TotalEvalSize)                               \
     90   /* Amount of loaded source code. */                                 \
     91   SC(total_load_size, V8.TotalLoadSize)                               \
     92   /* Amount of parsed source code. */                                 \
     93   SC(total_parse_size, V8.TotalParseSize)                             \
     94   /* Amount of source code skipped over using preparsing. */          \
     95   SC(total_preparse_skipped, V8.TotalPreparseSkipped)                 \
     96   /* Number of symbol lookups skipped using preparsing */             \
     97   SC(total_preparse_symbols_skipped, V8.TotalPreparseSymbolSkipped)   \
     98   /* Amount of compiled source code. */                               \
     99   SC(total_compile_size, V8.TotalCompileSize)                         \
    100   /* Amount of source code compiled with the old codegen. */          \
    101   SC(total_old_codegen_source_size, V8.TotalOldCodegenSourceSize)     \
    102   /* Amount of source code compiled with the full codegen. */         \
    103   SC(total_full_codegen_source_size, V8.TotalFullCodegenSourceSize)   \
    104   /* Number of contexts created from scratch. */                      \
    105   SC(contexts_created_from_scratch, V8.ContextsCreatedFromScratch)    \
    106   /* Number of contexts created by partial snapshot. */               \
    107   SC(contexts_created_by_snapshot, V8.ContextsCreatedBySnapshot)      \
    108   /* Number of code objects found from pc. */                         \
    109   SC(pc_to_code, V8.PcToCode)                                         \
    110   SC(pc_to_code_cached, V8.PcToCodeCached)                            \
    111   /* The store-buffer implementation of the write barrier. */         \
    112   SC(store_buffer_compactions, V8.StoreBufferCompactions)             \
    113   SC(store_buffer_overflows, V8.StoreBufferOverflows)
    114 
    115 
    116 #define STATS_COUNTER_LIST_2(SC)                                      \
    117   /* Number of code stubs. */                                         \
    118   SC(code_stubs, V8.CodeStubs)                                        \
    119   /* Amount of stub code. */                                          \
    120   SC(total_stubs_code_size, V8.TotalStubsCodeSize)                    \
    121   /* Amount of (JS) compiled code. */                                 \
    122   SC(total_compiled_code_size, V8.TotalCompiledCodeSize)              \
    123   SC(gc_compactor_caused_by_request, V8.GCCompactorCausedByRequest)   \
    124   SC(gc_compactor_caused_by_promoted_data,                            \
    125      V8.GCCompactorCausedByPromotedData)                              \
    126   SC(gc_compactor_caused_by_oldspace_exhaustion,                      \
    127      V8.GCCompactorCausedByOldspaceExhaustion)                        \
    128   SC(gc_compactor_caused_by_weak_handles,                             \
    129      V8.GCCompactorCausedByWeakHandles)                               \
    130   SC(gc_last_resort_from_js, V8.GCLastResortFromJS)                   \
    131   SC(gc_last_resort_from_handles, V8.GCLastResortFromHandles)         \
    132   /* How is the generic keyed-load stub used? */                      \
    133   SC(keyed_load_generic_smi, V8.KeyedLoadGenericSmi)                  \
    134   SC(keyed_load_generic_symbol, V8.KeyedLoadGenericSymbol)            \
    135   SC(keyed_load_generic_lookup_cache, V8.KeyedLoadGenericLookupCache) \
    136   SC(keyed_load_generic_slow, V8.KeyedLoadGenericSlow)                \
    137   SC(keyed_load_polymorphic_stubs, V8.KeyedLoadPolymorphicStubs)      \
    138   SC(keyed_load_external_array_slow, V8.KeyedLoadExternalArraySlow)   \
    139   /* How is the generic keyed-call stub used? */                      \
    140   SC(keyed_call_generic_smi_fast, V8.KeyedCallGenericSmiFast)         \
    141   SC(keyed_call_generic_smi_dict, V8.KeyedCallGenericSmiDict)         \
    142   SC(keyed_call_generic_lookup_cache, V8.KeyedCallGenericLookupCache) \
    143   SC(keyed_call_generic_lookup_dict, V8.KeyedCallGenericLookupDict)   \
    144   SC(keyed_call_generic_value_type, V8.KeyedCallGenericValueType)     \
    145   SC(keyed_call_generic_slow, V8.KeyedCallGenericSlow)                \
    146   SC(keyed_call_generic_slow_load, V8.KeyedCallGenericSlowLoad)       \
    147   /* Count how much the monomorphic keyed-load stubs are hit. */      \
    148   SC(keyed_load_function_prototype, V8.KeyedLoadFunctionPrototype)    \
    149   SC(keyed_load_string_length, V8.KeyedLoadStringLength)              \
    150   SC(keyed_load_array_length, V8.KeyedLoadArrayLength)                \
    151   SC(keyed_load_constant_function, V8.KeyedLoadConstantFunction)      \
    152   SC(keyed_load_field, V8.KeyedLoadField)                             \
    153   SC(keyed_load_callback, V8.KeyedLoadCallback)                       \
    154   SC(keyed_load_interceptor, V8.KeyedLoadInterceptor)                 \
    155   SC(keyed_load_inline, V8.KeyedLoadInline)                           \
    156   SC(keyed_load_inline_miss, V8.KeyedLoadInlineMiss)                  \
    157   SC(named_load_inline, V8.NamedLoadInline)                           \
    158   SC(named_load_inline_miss, V8.NamedLoadInlineMiss)                  \
    159   SC(named_load_global_inline, V8.NamedLoadGlobalInline)              \
    160   SC(named_load_global_inline_miss, V8.NamedLoadGlobalInlineMiss)     \
    161   SC(dont_delete_hint_hit, V8.DontDeleteHintHit)                      \
    162   SC(dont_delete_hint_miss, V8.DontDeleteHintMiss)                    \
    163   SC(named_load_global_stub, V8.NamedLoadGlobalStub)                  \
    164   SC(named_load_global_stub_miss, V8.NamedLoadGlobalStubMiss)         \
    165   SC(keyed_store_field, V8.KeyedStoreField)                           \
    166   SC(named_store_inline_field, V8.NamedStoreInlineField)              \
    167   SC(keyed_store_inline, V8.KeyedStoreInline)                         \
    168   SC(named_load_inline_generic, V8.NamedLoadInlineGeneric)            \
    169   SC(named_load_inline_field, V8.NamedLoadInlineFast)                 \
    170   SC(keyed_load_inline_generic, V8.KeyedLoadInlineGeneric)            \
    171   SC(keyed_load_inline_fast, V8.KeyedLoadInlineFast)                  \
    172   SC(keyed_store_inline_generic, V8.KeyedStoreInlineGeneric)          \
    173   SC(keyed_store_inline_fast, V8.KeyedStoreInlineFast)                \
    174   SC(named_store_inline_generic, V8.NamedStoreInlineGeneric)          \
    175   SC(named_store_inline_fast, V8.NamedStoreInlineFast)                \
    176   SC(keyed_store_inline_miss, V8.KeyedStoreInlineMiss)                \
    177   SC(named_store_global_inline, V8.NamedStoreGlobalInline)            \
    178   SC(named_store_global_inline_miss, V8.NamedStoreGlobalInlineMiss)   \
    179   SC(keyed_store_polymorphic_stubs, V8.KeyedStorePolymorphicStubs)    \
    180   SC(keyed_store_external_array_slow, V8.KeyedStoreExternalArraySlow) \
    181   SC(store_normal_miss, V8.StoreNormalMiss)                           \
    182   SC(store_normal_hit, V8.StoreNormalHit)                             \
    183   SC(cow_arrays_created_stub, V8.COWArraysCreatedStub)                \
    184   SC(cow_arrays_created_runtime, V8.COWArraysCreatedRuntime)          \
    185   SC(cow_arrays_converted, V8.COWArraysConverted)                     \
    186   SC(call_miss, V8.CallMiss)                                          \
    187   SC(keyed_call_miss, V8.KeyedCallMiss)                               \
    188   SC(load_miss, V8.LoadMiss)                                          \
    189   SC(keyed_load_miss, V8.KeyedLoadMiss)                               \
    190   SC(call_const, V8.CallConst)                                        \
    191   SC(call_const_fast_api, V8.CallConstFastApi)                        \
    192   SC(call_const_interceptor, V8.CallConstInterceptor)                 \
    193   SC(call_const_interceptor_fast_api, V8.CallConstInterceptorFastApi) \
    194   SC(call_global_inline, V8.CallGlobalInline)                         \
    195   SC(call_global_inline_miss, V8.CallGlobalInlineMiss)                \
    196   SC(constructed_objects, V8.ConstructedObjects)                      \
    197   SC(constructed_objects_runtime, V8.ConstructedObjectsRuntime)       \
    198   SC(constructed_objects_stub, V8.ConstructedObjectsStub)             \
    199   SC(negative_lookups, V8.NegativeLookups)                            \
    200   SC(negative_lookups_miss, V8.NegativeLookupsMiss)                   \
    201   SC(megamorphic_stub_cache_probes, V8.MegamorphicStubCacheProbes)    \
    202   SC(megamorphic_stub_cache_misses, V8.MegamorphicStubCacheMisses)    \
    203   SC(megamorphic_stub_cache_updates, V8.MegamorphicStubCacheUpdates)  \
    204   SC(array_function_runtime, V8.ArrayFunctionRuntime)                 \
    205   SC(array_function_native, V8.ArrayFunctionNative)                   \
    206   SC(for_in, V8.ForIn)                                                \
    207   SC(enum_cache_hits, V8.EnumCacheHits)                               \
    208   SC(enum_cache_misses, V8.EnumCacheMisses)                           \
    209   SC(zone_segment_bytes, V8.ZoneSegmentBytes)                         \
    210   SC(compute_entry_frame, V8.ComputeEntryFrame)                       \
    211   SC(generic_binary_stub_calls, V8.GenericBinaryStubCalls)            \
    212   SC(generic_binary_stub_calls_regs, V8.GenericBinaryStubCallsRegs)   \
    213   SC(string_add_runtime, V8.StringAddRuntime)                         \
    214   SC(string_add_native, V8.StringAddNative)                           \
    215   SC(string_add_runtime_ext_to_ascii, V8.StringAddRuntimeExtToAscii)  \
    216   SC(sub_string_runtime, V8.SubStringRuntime)                         \
    217   SC(sub_string_native, V8.SubStringNative)                           \
    218   SC(string_add_make_two_char, V8.StringAddMakeTwoChar)               \
    219   SC(string_compare_native, V8.StringCompareNative)                   \
    220   SC(string_compare_runtime, V8.StringCompareRuntime)                 \
    221   SC(regexp_entry_runtime, V8.RegExpEntryRuntime)                     \
    222   SC(regexp_entry_native, V8.RegExpEntryNative)                       \
    223   SC(number_to_string_native, V8.NumberToStringNative)                \
    224   SC(number_to_string_runtime, V8.NumberToStringRuntime)              \
    225   SC(math_acos, V8.MathAcos)                                          \
    226   SC(math_asin, V8.MathAsin)                                          \
    227   SC(math_atan, V8.MathAtan)                                          \
    228   SC(math_atan2, V8.MathAtan2)                                        \
    229   SC(math_ceil, V8.MathCeil)                                          \
    230   SC(math_cos, V8.MathCos)                                            \
    231   SC(math_exp, V8.MathExp)                                            \
    232   SC(math_floor, V8.MathFloor)                                        \
    233   SC(math_log, V8.MathLog)                                            \
    234   SC(math_pow, V8.MathPow)                                            \
    235   SC(math_round, V8.MathRound)                                        \
    236   SC(math_sin, V8.MathSin)                                            \
    237   SC(math_sqrt, V8.MathSqrt)                                          \
    238   SC(math_tan, V8.MathTan)                                            \
    239   SC(transcendental_cache_hit, V8.TranscendentalCacheHit)             \
    240   SC(transcendental_cache_miss, V8.TranscendentalCacheMiss)           \
    241   SC(stack_interrupts, V8.StackInterrupts)                            \
    242   SC(runtime_profiler_ticks, V8.RuntimeProfilerTicks)                 \
    243   SC(other_ticks, V8.OtherTicks)                                      \
    244   SC(js_opt_ticks, V8.JsOptTicks)                                     \
    245   SC(js_non_opt_ticks, V8.JsNonoptTicks)                              \
    246   SC(js_other_ticks, V8.JsOtherTicks)                                 \
    247   SC(smi_checks_removed, V8.SmiChecksRemoved)                         \
    248   SC(map_checks_removed, V8.MapChecksRemoved)                         \
    249   SC(quote_json_char_count, V8.QuoteJsonCharacterCount)               \
    250   SC(quote_json_char_recount, V8.QuoteJsonCharacterReCount)
    251 
    252 
    253 // This file contains all the v8 counters that are in use.
    254 class Counters {
    255  public:
    256 #define HT(name, caption) \
    257   HistogramTimer* name() { return &name##_; }
    258   HISTOGRAM_TIMER_LIST(HT)
    259 #undef HT
    260 
    261 #define SC(name, caption) \
    262   StatsCounter* name() { return &name##_; }
    263   STATS_COUNTER_LIST_1(SC)
    264   STATS_COUNTER_LIST_2(SC)
    265 #undef SC
    266 
    267   enum Id {
    268 #define RATE_ID(name, caption) k_##name,
    269     HISTOGRAM_TIMER_LIST(RATE_ID)
    270 #undef RATE_ID
    271 #define COUNTER_ID(name, caption) k_##name,
    272     STATS_COUNTER_LIST_1(COUNTER_ID)
    273     STATS_COUNTER_LIST_2(COUNTER_ID)
    274 #undef COUNTER_ID
    275 #define COUNTER_ID(name) k_##name,
    276     STATE_TAG_LIST(COUNTER_ID)
    277 #undef COUNTER_ID
    278     stats_counter_count
    279   };
    280 
    281   StatsCounter* state_counters(StateTag state) {
    282     return &state_counters_[state];
    283   }
    284 
    285  private:
    286 #define HT(name, caption) \
    287   HistogramTimer name##_;
    288   HISTOGRAM_TIMER_LIST(HT)
    289 #undef HT
    290 
    291 #define SC(name, caption) \
    292   StatsCounter name##_;
    293   STATS_COUNTER_LIST_1(SC)
    294   STATS_COUNTER_LIST_2(SC)
    295 #undef SC
    296 
    297   enum {
    298 #define COUNTER_ID(name) __##name,
    299     STATE_TAG_LIST(COUNTER_ID)
    300 #undef COUNTER_ID
    301     kSlidingStateWindowCounterCount
    302   };
    303 
    304   // Sliding state window counters.
    305   StatsCounter state_counters_[kSlidingStateWindowCounterCount];
    306   friend class Isolate;
    307 
    308   DISALLOW_IMPLICIT_CONSTRUCTORS(Counters);
    309 };
    310 
    311 } }  // namespace v8::internal
    312 
    313 #endif  // V8_V8_COUNTERS_H_
    314