| // Copyright 2012 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_COUNTERS_H_ |
| #define V8_COUNTERS_H_ |
| |
| #include "include/v8.h" |
| #include "src/allocation.h" |
| #include "src/base/platform/elapsed-timer.h" |
| #include "src/globals.h" |
| #include "src/objects.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // StatsCounters is an interface for plugging into external |
| // counters for monitoring. Counters can be looked up and |
| // manipulated by name. |
| |
| class StatsTable { |
| public: |
| // Register an application-defined function where |
| // counters can be looked up. |
| void SetCounterFunction(CounterLookupCallback f) { |
| lookup_function_ = f; |
| } |
| |
| // Register an application-defined function to create |
| // a histogram for passing to the AddHistogramSample function |
| void SetCreateHistogramFunction(CreateHistogramCallback f) { |
| create_histogram_function_ = f; |
| } |
| |
| // Register an application-defined function to add a sample |
| // to a histogram created with CreateHistogram function |
| void SetAddHistogramSampleFunction(AddHistogramSampleCallback f) { |
| add_histogram_sample_function_ = f; |
| } |
| |
| bool HasCounterFunction() const { |
| return lookup_function_ != NULL; |
| } |
| |
| // Lookup the location of a counter by name. If the lookup |
| // is successful, returns a non-NULL pointer for writing the |
| // value of the counter. Each thread calling this function |
| // may receive a different location to store it's counter. |
| // The return value must not be cached and re-used across |
| // threads, although a single thread is free to cache it. |
| int* FindLocation(const char* name) { |
| if (!lookup_function_) return NULL; |
| return lookup_function_(name); |
| } |
| |
| // Create a histogram by name. If the create is successful, |
| // returns a non-NULL pointer for use with AddHistogramSample |
| // function. min and max define the expected minimum and maximum |
| // sample values. buckets is the maximum number of buckets |
| // that the samples will be grouped into. |
| void* CreateHistogram(const char* name, |
| int min, |
| int max, |
| size_t buckets) { |
| if (!create_histogram_function_) return NULL; |
| return create_histogram_function_(name, min, max, buckets); |
| } |
| |
| // Add a sample to a histogram created with the CreateHistogram |
| // function. |
| void AddHistogramSample(void* histogram, int sample) { |
| if (!add_histogram_sample_function_) return; |
| return add_histogram_sample_function_(histogram, sample); |
| } |
| |
| private: |
| StatsTable(); |
| |
| CounterLookupCallback lookup_function_; |
| CreateHistogramCallback create_histogram_function_; |
| AddHistogramSampleCallback add_histogram_sample_function_; |
| |
| friend class Isolate; |
| |
| DISALLOW_COPY_AND_ASSIGN(StatsTable); |
| }; |
| |
| // StatsCounters are dynamically created values which can be tracked in |
| // the StatsTable. They are designed to be lightweight to create and |
| // easy to use. |
| // |
| // Internally, a counter represents a value in a row of a StatsTable. |
| // The row has a 32bit value for each process/thread in the table and also |
| // a name (stored in the table metadata). Since the storage location can be |
| // thread-specific, this class cannot be shared across threads. |
| class StatsCounter { |
| public: |
| StatsCounter() { } |
| explicit StatsCounter(Isolate* isolate, const char* name) |
| : isolate_(isolate), name_(name), ptr_(NULL), lookup_done_(false) { } |
| |
| // Sets the counter to a specific value. |
| void Set(int value) { |
| int* loc = GetPtr(); |
| if (loc) *loc = value; |
| } |
| |
| // Increments the counter. |
| void Increment() { |
| int* loc = GetPtr(); |
| if (loc) (*loc)++; |
| } |
| |
| void Increment(int value) { |
| int* loc = GetPtr(); |
| if (loc) |
| (*loc) += value; |
| } |
| |
| // Decrements the counter. |
| void Decrement() { |
| int* loc = GetPtr(); |
| if (loc) (*loc)--; |
| } |
| |
| void Decrement(int value) { |
| int* loc = GetPtr(); |
| if (loc) (*loc) -= value; |
| } |
| |
| // Is this counter enabled? |
| // Returns false if table is full. |
| bool Enabled() { |
| return GetPtr() != NULL; |
| } |
| |
| // Get the internal pointer to the counter. This is used |
| // by the code generator to emit code that manipulates a |
| // given counter without calling the runtime system. |
| int* GetInternalPointer() { |
| int* loc = GetPtr(); |
| DCHECK(loc != NULL); |
| return loc; |
| } |
| |
| // Reset the cached internal pointer. |
| void Reset() { lookup_done_ = false; } |
| |
| protected: |
| // Returns the cached address of this counter location. |
| int* GetPtr() { |
| if (lookup_done_) return ptr_; |
| lookup_done_ = true; |
| ptr_ = FindLocationInStatsTable(); |
| return ptr_; |
| } |
| |
| private: |
| int* FindLocationInStatsTable() const; |
| |
| Isolate* isolate_; |
| const char* name_; |
| int* ptr_; |
| bool lookup_done_; |
| }; |
| |
| // A Histogram represents a dynamically created histogram in the StatsTable. |
| // It will be registered with the histogram system on first use. |
| class Histogram { |
| public: |
| Histogram() { } |
| Histogram(const char* name, |
| int min, |
| int max, |
| int num_buckets, |
| Isolate* isolate) |
| : name_(name), |
| min_(min), |
| max_(max), |
| num_buckets_(num_buckets), |
| histogram_(NULL), |
| lookup_done_(false), |
| isolate_(isolate) { } |
| |
| // Add a single sample to this histogram. |
| void AddSample(int sample); |
| |
| // Returns true if this histogram is enabled. |
| bool Enabled() { |
| return GetHistogram() != NULL; |
| } |
| |
| // Reset the cached internal pointer. |
| void Reset() { |
| lookup_done_ = false; |
| } |
| |
| protected: |
| // Returns the handle to the histogram. |
| void* GetHistogram() { |
| if (!lookup_done_) { |
| lookup_done_ = true; |
| histogram_ = CreateHistogram(); |
| } |
| return histogram_; |
| } |
| |
| const char* name() { return name_; } |
| Isolate* isolate() const { return isolate_; } |
| |
| private: |
| void* CreateHistogram() const; |
| |
| const char* name_; |
| int min_; |
| int max_; |
| int num_buckets_; |
| void* histogram_; |
| bool lookup_done_; |
| Isolate* isolate_; |
| }; |
| |
| // A HistogramTimer allows distributions of results to be created. |
| class HistogramTimer : public Histogram { |
| public: |
| HistogramTimer() { } |
| HistogramTimer(const char* name, |
| int min, |
| int max, |
| int num_buckets, |
| Isolate* isolate) |
| : Histogram(name, min, max, num_buckets, isolate) {} |
| |
| // Start the timer. |
| void Start(); |
| |
| // Stop the timer and record the results. |
| void Stop(); |
| |
| // Returns true if the timer is running. |
| bool Running() { |
| return Enabled() && timer_.IsStarted(); |
| } |
| |
| // TODO(bmeurer): Remove this when HistogramTimerScope is fixed. |
| #ifdef DEBUG |
| base::ElapsedTimer* timer() { return &timer_; } |
| #endif |
| |
| private: |
| base::ElapsedTimer timer_; |
| }; |
| |
| // Helper class for scoping a HistogramTimer. |
| // TODO(bmeurer): The ifdeffery is an ugly hack around the fact that the |
| // Parser is currently reentrant (when it throws an error, we call back |
| // into JavaScript and all bets are off), but ElapsedTimer is not |
| // reentry-safe. Fix this properly and remove |allow_nesting|. |
| class HistogramTimerScope BASE_EMBEDDED { |
| public: |
| explicit HistogramTimerScope(HistogramTimer* timer, |
| bool allow_nesting = false) |
| #ifdef DEBUG |
| : timer_(timer), |
| skipped_timer_start_(false) { |
| if (timer_->timer()->IsStarted() && allow_nesting) { |
| skipped_timer_start_ = true; |
| } else { |
| timer_->Start(); |
| } |
| } |
| #else |
| : timer_(timer) { |
| timer_->Start(); |
| } |
| #endif |
| ~HistogramTimerScope() { |
| #ifdef DEBUG |
| if (!skipped_timer_start_) { |
| timer_->Stop(); |
| } |
| #else |
| timer_->Stop(); |
| #endif |
| } |
| |
| private: |
| HistogramTimer* timer_; |
| #ifdef DEBUG |
| bool skipped_timer_start_; |
| #endif |
| }; |
| |
| #define HISTOGRAM_RANGE_LIST(HR) \ |
| /* Generic range histograms */ \ |
| HR(gc_idle_time_allotted_in_ms, V8.GCIdleTimeAllottedInMS, 0, 10000, 101) |
| |
| #define HISTOGRAM_TIMER_LIST(HT) \ |
| /* Garbage collection timers. */ \ |
| HT(gc_compactor, V8.GCCompactor) \ |
| HT(gc_scavenger, V8.GCScavenger) \ |
| HT(gc_context, V8.GCContext) /* GC context cleanup time */ \ |
| HT(gc_idle_notification, V8.GCIdleNotification) \ |
| HT(gc_incremental_marking, V8.GCIncrementalMarking) \ |
| HT(gc_low_memory_notification, V8.GCLowMemoryNotification) \ |
| /* Parsing timers. */ \ |
| HT(parse, V8.Parse) \ |
| HT(parse_lazy, V8.ParseLazy) \ |
| HT(pre_parse, V8.PreParse) \ |
| /* Total compilation times. */ \ |
| HT(compile, V8.Compile) \ |
| HT(compile_eval, V8.CompileEval) \ |
| HT(compile_lazy, V8.CompileLazy) |
| |
| #define HISTOGRAM_PERCENTAGE_LIST(HP) \ |
| /* Heap fragmentation. */ \ |
| HP(external_fragmentation_total, \ |
| V8.MemoryExternalFragmentationTotal) \ |
| HP(external_fragmentation_old_pointer_space, \ |
| V8.MemoryExternalFragmentationOldPointerSpace) \ |
| HP(external_fragmentation_old_data_space, \ |
| V8.MemoryExternalFragmentationOldDataSpace) \ |
| HP(external_fragmentation_code_space, \ |
| V8.MemoryExternalFragmentationCodeSpace) \ |
| HP(external_fragmentation_map_space, \ |
| V8.MemoryExternalFragmentationMapSpace) \ |
| HP(external_fragmentation_cell_space, \ |
| V8.MemoryExternalFragmentationCellSpace) \ |
| HP(external_fragmentation_property_cell_space, \ |
| V8.MemoryExternalFragmentationPropertyCellSpace) \ |
| HP(external_fragmentation_lo_space, \ |
| V8.MemoryExternalFragmentationLoSpace) \ |
| /* Percentages of heap committed to each space. */ \ |
| HP(heap_fraction_new_space, \ |
| V8.MemoryHeapFractionNewSpace) \ |
| HP(heap_fraction_old_pointer_space, \ |
| V8.MemoryHeapFractionOldPointerSpace) \ |
| HP(heap_fraction_old_data_space, \ |
| V8.MemoryHeapFractionOldDataSpace) \ |
| HP(heap_fraction_code_space, \ |
| V8.MemoryHeapFractionCodeSpace) \ |
| HP(heap_fraction_map_space, \ |
| V8.MemoryHeapFractionMapSpace) \ |
| HP(heap_fraction_cell_space, \ |
| V8.MemoryHeapFractionCellSpace) \ |
| HP(heap_fraction_property_cell_space, \ |
| V8.MemoryHeapFractionPropertyCellSpace) \ |
| HP(heap_fraction_lo_space, \ |
| V8.MemoryHeapFractionLoSpace) \ |
| /* Percentage of crankshafted codegen. */ \ |
| HP(codegen_fraction_crankshaft, \ |
| V8.CodegenFractionCrankshaft) \ |
| |
| |
| #define HISTOGRAM_MEMORY_LIST(HM) \ |
| HM(heap_sample_total_committed, V8.MemoryHeapSampleTotalCommitted) \ |
| HM(heap_sample_total_used, V8.MemoryHeapSampleTotalUsed) \ |
| HM(heap_sample_map_space_committed, \ |
| V8.MemoryHeapSampleMapSpaceCommitted) \ |
| HM(heap_sample_cell_space_committed, \ |
| V8.MemoryHeapSampleCellSpaceCommitted) \ |
| HM(heap_sample_property_cell_space_committed, \ |
| V8.MemoryHeapSamplePropertyCellSpaceCommitted) \ |
| HM(heap_sample_code_space_committed, \ |
| V8.MemoryHeapSampleCodeSpaceCommitted) \ |
| HM(heap_sample_maximum_committed, \ |
| V8.MemoryHeapSampleMaximumCommitted) \ |
| |
| |
| // WARNING: STATS_COUNTER_LIST_* is a very large macro that is causing MSVC |
| // Intellisense to crash. It was broken into two macros (each of length 40 |
| // lines) rather than one macro (of length about 80 lines) to work around |
| // this problem. Please avoid using recursive macros of this length when |
| // possible. |
| #define STATS_COUNTER_LIST_1(SC) \ |
| /* Global Handle Count*/ \ |
| SC(global_handles, V8.GlobalHandles) \ |
| /* OS Memory allocated */ \ |
| SC(memory_allocated, V8.OsMemoryAllocated) \ |
| SC(normalized_maps, V8.NormalizedMaps) \ |
| SC(props_to_dictionary, V8.ObjectPropertiesToDictionary) \ |
| SC(elements_to_dictionary, V8.ObjectElementsToDictionary) \ |
| SC(alive_after_last_gc, V8.AliveAfterLastGC) \ |
| SC(objs_since_last_young, V8.ObjsSinceLastYoung) \ |
| SC(objs_since_last_full, V8.ObjsSinceLastFull) \ |
| SC(string_table_capacity, V8.StringTableCapacity) \ |
| SC(number_of_symbols, V8.NumberOfSymbols) \ |
| SC(script_wrappers, V8.ScriptWrappers) \ |
| SC(call_initialize_stubs, V8.CallInitializeStubs) \ |
| SC(call_premonomorphic_stubs, V8.CallPreMonomorphicStubs) \ |
| SC(call_normal_stubs, V8.CallNormalStubs) \ |
| SC(call_megamorphic_stubs, V8.CallMegamorphicStubs) \ |
| SC(inlined_copied_elements, V8.InlinedCopiedElements) \ |
| SC(arguments_adaptors, V8.ArgumentsAdaptors) \ |
| SC(compilation_cache_hits, V8.CompilationCacheHits) \ |
| SC(compilation_cache_misses, V8.CompilationCacheMisses) \ |
| SC(string_ctor_calls, V8.StringConstructorCalls) \ |
| SC(string_ctor_conversions, V8.StringConstructorConversions) \ |
| SC(string_ctor_cached_number, V8.StringConstructorCachedNumber) \ |
| SC(string_ctor_string_value, V8.StringConstructorStringValue) \ |
| SC(string_ctor_gc_required, V8.StringConstructorGCRequired) \ |
| /* Amount of evaled source code. */ \ |
| SC(total_eval_size, V8.TotalEvalSize) \ |
| /* Amount of loaded source code. */ \ |
| SC(total_load_size, V8.TotalLoadSize) \ |
| /* Amount of parsed source code. */ \ |
| SC(total_parse_size, V8.TotalParseSize) \ |
| /* Amount of source code skipped over using preparsing. */ \ |
| SC(total_preparse_skipped, V8.TotalPreparseSkipped) \ |
| /* Number of symbol lookups skipped using preparsing */ \ |
| SC(total_preparse_symbols_skipped, V8.TotalPreparseSymbolSkipped) \ |
| /* Amount of compiled source code. */ \ |
| SC(total_compile_size, V8.TotalCompileSize) \ |
| /* Amount of source code compiled with the full codegen. */ \ |
| SC(total_full_codegen_source_size, V8.TotalFullCodegenSourceSize) \ |
| /* Number of contexts created from scratch. */ \ |
| SC(contexts_created_from_scratch, V8.ContextsCreatedFromScratch) \ |
| /* Number of contexts created by partial snapshot. */ \ |
| SC(contexts_created_by_snapshot, V8.ContextsCreatedBySnapshot) \ |
| /* Number of code objects found from pc. */ \ |
| SC(pc_to_code, V8.PcToCode) \ |
| SC(pc_to_code_cached, V8.PcToCodeCached) \ |
| /* The store-buffer implementation of the write barrier. */ \ |
| SC(store_buffer_compactions, V8.StoreBufferCompactions) \ |
| SC(store_buffer_overflows, V8.StoreBufferOverflows) |
| |
| |
| #define STATS_COUNTER_LIST_2(SC) \ |
| /* Number of code stubs. */ \ |
| SC(code_stubs, V8.CodeStubs) \ |
| /* Amount of stub code. */ \ |
| SC(total_stubs_code_size, V8.TotalStubsCodeSize) \ |
| /* Amount of (JS) compiled code. */ \ |
| SC(total_compiled_code_size, V8.TotalCompiledCodeSize) \ |
| SC(gc_compactor_caused_by_request, V8.GCCompactorCausedByRequest) \ |
| SC(gc_compactor_caused_by_promoted_data, \ |
| V8.GCCompactorCausedByPromotedData) \ |
| SC(gc_compactor_caused_by_oldspace_exhaustion, \ |
| V8.GCCompactorCausedByOldspaceExhaustion) \ |
| SC(gc_last_resort_from_js, V8.GCLastResortFromJS) \ |
| SC(gc_last_resort_from_handles, V8.GCLastResortFromHandles) \ |
| /* How is the generic keyed-load stub used? */ \ |
| SC(keyed_load_generic_smi, V8.KeyedLoadGenericSmi) \ |
| SC(keyed_load_generic_symbol, V8.KeyedLoadGenericSymbol) \ |
| SC(keyed_load_generic_lookup_cache, V8.KeyedLoadGenericLookupCache) \ |
| SC(keyed_load_generic_slow, V8.KeyedLoadGenericSlow) \ |
| SC(keyed_load_polymorphic_stubs, V8.KeyedLoadPolymorphicStubs) \ |
| SC(keyed_load_external_array_slow, V8.KeyedLoadExternalArraySlow) \ |
| /* How is the generic keyed-call stub used? */ \ |
| SC(keyed_call_generic_smi_fast, V8.KeyedCallGenericSmiFast) \ |
| SC(keyed_call_generic_smi_dict, V8.KeyedCallGenericSmiDict) \ |
| SC(keyed_call_generic_lookup_cache, V8.KeyedCallGenericLookupCache) \ |
| SC(keyed_call_generic_lookup_dict, V8.KeyedCallGenericLookupDict) \ |
| SC(keyed_call_generic_slow, V8.KeyedCallGenericSlow) \ |
| SC(keyed_call_generic_slow_load, V8.KeyedCallGenericSlowLoad) \ |
| SC(named_load_global_stub, V8.NamedLoadGlobalStub) \ |
| SC(named_store_global_inline, V8.NamedStoreGlobalInline) \ |
| SC(named_store_global_inline_miss, V8.NamedStoreGlobalInlineMiss) \ |
| SC(keyed_store_polymorphic_stubs, V8.KeyedStorePolymorphicStubs) \ |
| SC(keyed_store_external_array_slow, V8.KeyedStoreExternalArraySlow) \ |
| SC(store_normal_miss, V8.StoreNormalMiss) \ |
| SC(store_normal_hit, V8.StoreNormalHit) \ |
| SC(cow_arrays_created_stub, V8.COWArraysCreatedStub) \ |
| SC(cow_arrays_created_runtime, V8.COWArraysCreatedRuntime) \ |
| SC(cow_arrays_converted, V8.COWArraysConverted) \ |
| SC(call_miss, V8.CallMiss) \ |
| SC(keyed_call_miss, V8.KeyedCallMiss) \ |
| SC(load_miss, V8.LoadMiss) \ |
| SC(keyed_load_miss, V8.KeyedLoadMiss) \ |
| SC(call_const, V8.CallConst) \ |
| SC(call_const_fast_api, V8.CallConstFastApi) \ |
| SC(call_const_interceptor, V8.CallConstInterceptor) \ |
| SC(call_const_interceptor_fast_api, V8.CallConstInterceptorFastApi) \ |
| SC(call_global_inline, V8.CallGlobalInline) \ |
| SC(call_global_inline_miss, V8.CallGlobalInlineMiss) \ |
| SC(constructed_objects, V8.ConstructedObjects) \ |
| SC(constructed_objects_runtime, V8.ConstructedObjectsRuntime) \ |
| SC(negative_lookups, V8.NegativeLookups) \ |
| SC(negative_lookups_miss, V8.NegativeLookupsMiss) \ |
| SC(megamorphic_stub_cache_probes, V8.MegamorphicStubCacheProbes) \ |
| SC(megamorphic_stub_cache_misses, V8.MegamorphicStubCacheMisses) \ |
| SC(megamorphic_stub_cache_updates, V8.MegamorphicStubCacheUpdates) \ |
| SC(array_function_runtime, V8.ArrayFunctionRuntime) \ |
| SC(array_function_native, V8.ArrayFunctionNative) \ |
| SC(for_in, V8.ForIn) \ |
| SC(enum_cache_hits, V8.EnumCacheHits) \ |
| SC(enum_cache_misses, V8.EnumCacheMisses) \ |
| SC(zone_segment_bytes, V8.ZoneSegmentBytes) \ |
| SC(fast_new_closure_total, V8.FastNewClosureTotal) \ |
| SC(fast_new_closure_try_optimized, V8.FastNewClosureTryOptimized) \ |
| SC(fast_new_closure_install_optimized, V8.FastNewClosureInstallOptimized) \ |
| SC(string_add_runtime, V8.StringAddRuntime) \ |
| SC(string_add_native, V8.StringAddNative) \ |
| SC(string_add_runtime_ext_to_ascii, V8.StringAddRuntimeExtToAscii) \ |
| SC(sub_string_runtime, V8.SubStringRuntime) \ |
| SC(sub_string_native, V8.SubStringNative) \ |
| SC(string_add_make_two_char, V8.StringAddMakeTwoChar) \ |
| SC(string_compare_native, V8.StringCompareNative) \ |
| SC(string_compare_runtime, V8.StringCompareRuntime) \ |
| SC(regexp_entry_runtime, V8.RegExpEntryRuntime) \ |
| SC(regexp_entry_native, V8.RegExpEntryNative) \ |
| SC(number_to_string_native, V8.NumberToStringNative) \ |
| SC(number_to_string_runtime, V8.NumberToStringRuntime) \ |
| SC(math_acos, V8.MathAcos) \ |
| SC(math_asin, V8.MathAsin) \ |
| SC(math_atan, V8.MathAtan) \ |
| SC(math_atan2, V8.MathAtan2) \ |
| SC(math_exp, V8.MathExp) \ |
| SC(math_floor, V8.MathFloor) \ |
| SC(math_log, V8.MathLog) \ |
| SC(math_pow, V8.MathPow) \ |
| SC(math_round, V8.MathRound) \ |
| SC(math_sqrt, V8.MathSqrt) \ |
| SC(stack_interrupts, V8.StackInterrupts) \ |
| SC(runtime_profiler_ticks, V8.RuntimeProfilerTicks) \ |
| SC(bounds_checks_eliminated, V8.BoundsChecksEliminated) \ |
| SC(bounds_checks_hoisted, V8.BoundsChecksHoisted) \ |
| SC(soft_deopts_requested, V8.SoftDeoptsRequested) \ |
| SC(soft_deopts_inserted, V8.SoftDeoptsInserted) \ |
| SC(soft_deopts_executed, V8.SoftDeoptsExecuted) \ |
| /* Number of write barriers in generated code. */ \ |
| SC(write_barriers_dynamic, V8.WriteBarriersDynamic) \ |
| SC(write_barriers_static, V8.WriteBarriersStatic) \ |
| SC(new_space_bytes_available, V8.MemoryNewSpaceBytesAvailable) \ |
| SC(new_space_bytes_committed, V8.MemoryNewSpaceBytesCommitted) \ |
| SC(new_space_bytes_used, V8.MemoryNewSpaceBytesUsed) \ |
| SC(old_pointer_space_bytes_available, \ |
| V8.MemoryOldPointerSpaceBytesAvailable) \ |
| SC(old_pointer_space_bytes_committed, \ |
| V8.MemoryOldPointerSpaceBytesCommitted) \ |
| SC(old_pointer_space_bytes_used, V8.MemoryOldPointerSpaceBytesUsed) \ |
| SC(old_data_space_bytes_available, V8.MemoryOldDataSpaceBytesAvailable) \ |
| SC(old_data_space_bytes_committed, V8.MemoryOldDataSpaceBytesCommitted) \ |
| SC(old_data_space_bytes_used, V8.MemoryOldDataSpaceBytesUsed) \ |
| SC(code_space_bytes_available, V8.MemoryCodeSpaceBytesAvailable) \ |
| SC(code_space_bytes_committed, V8.MemoryCodeSpaceBytesCommitted) \ |
| SC(code_space_bytes_used, V8.MemoryCodeSpaceBytesUsed) \ |
| SC(map_space_bytes_available, V8.MemoryMapSpaceBytesAvailable) \ |
| SC(map_space_bytes_committed, V8.MemoryMapSpaceBytesCommitted) \ |
| SC(map_space_bytes_used, V8.MemoryMapSpaceBytesUsed) \ |
| SC(cell_space_bytes_available, V8.MemoryCellSpaceBytesAvailable) \ |
| SC(cell_space_bytes_committed, V8.MemoryCellSpaceBytesCommitted) \ |
| SC(cell_space_bytes_used, V8.MemoryCellSpaceBytesUsed) \ |
| SC(property_cell_space_bytes_available, \ |
| V8.MemoryPropertyCellSpaceBytesAvailable) \ |
| SC(property_cell_space_bytes_committed, \ |
| V8.MemoryPropertyCellSpaceBytesCommitted) \ |
| SC(property_cell_space_bytes_used, \ |
| V8.MemoryPropertyCellSpaceBytesUsed) \ |
| SC(lo_space_bytes_available, V8.MemoryLoSpaceBytesAvailable) \ |
| SC(lo_space_bytes_committed, V8.MemoryLoSpaceBytesCommitted) \ |
| SC(lo_space_bytes_used, V8.MemoryLoSpaceBytesUsed) |
| |
| |
| // This file contains all the v8 counters that are in use. |
| class Counters { |
| public: |
| #define HR(name, caption, min, max, num_buckets) \ |
| Histogram* name() { return &name##_; } |
| HISTOGRAM_RANGE_LIST(HR) |
| #undef HR |
| |
| #define HT(name, caption) \ |
| HistogramTimer* name() { return &name##_; } |
| HISTOGRAM_TIMER_LIST(HT) |
| #undef HT |
| |
| #define HP(name, caption) \ |
| Histogram* name() { return &name##_; } |
| HISTOGRAM_PERCENTAGE_LIST(HP) |
| #undef HP |
| |
| #define HM(name, caption) \ |
| Histogram* name() { return &name##_; } |
| HISTOGRAM_MEMORY_LIST(HM) |
| #undef HM |
| |
| #define SC(name, caption) \ |
| StatsCounter* name() { return &name##_; } |
| STATS_COUNTER_LIST_1(SC) |
| STATS_COUNTER_LIST_2(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter* count_of_##name() { return &count_of_##name##_; } \ |
| StatsCounter* size_of_##name() { return &size_of_##name##_; } |
| INSTANCE_TYPE_LIST(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter* count_of_CODE_TYPE_##name() \ |
| { return &count_of_CODE_TYPE_##name##_; } \ |
| StatsCounter* size_of_CODE_TYPE_##name() \ |
| { return &size_of_CODE_TYPE_##name##_; } |
| CODE_KIND_LIST(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter* count_of_FIXED_ARRAY_##name() \ |
| { return &count_of_FIXED_ARRAY_##name##_; } \ |
| StatsCounter* size_of_FIXED_ARRAY_##name() \ |
| { return &size_of_FIXED_ARRAY_##name##_; } |
| FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter* count_of_CODE_AGE_##name() \ |
| { return &count_of_CODE_AGE_##name##_; } \ |
| StatsCounter* size_of_CODE_AGE_##name() \ |
| { return &size_of_CODE_AGE_##name##_; } |
| CODE_AGE_LIST_COMPLETE(SC) |
| #undef SC |
| |
| enum Id { |
| #define RATE_ID(name, caption) k_##name, |
| HISTOGRAM_TIMER_LIST(RATE_ID) |
| #undef RATE_ID |
| #define PERCENTAGE_ID(name, caption) k_##name, |
| HISTOGRAM_PERCENTAGE_LIST(PERCENTAGE_ID) |
| #undef PERCENTAGE_ID |
| #define MEMORY_ID(name, caption) k_##name, |
| HISTOGRAM_MEMORY_LIST(MEMORY_ID) |
| #undef MEMORY_ID |
| #define COUNTER_ID(name, caption) k_##name, |
| STATS_COUNTER_LIST_1(COUNTER_ID) |
| STATS_COUNTER_LIST_2(COUNTER_ID) |
| #undef COUNTER_ID |
| #define COUNTER_ID(name) kCountOf##name, kSizeOf##name, |
| INSTANCE_TYPE_LIST(COUNTER_ID) |
| #undef COUNTER_ID |
| #define COUNTER_ID(name) kCountOfCODE_TYPE_##name, \ |
| kSizeOfCODE_TYPE_##name, |
| CODE_KIND_LIST(COUNTER_ID) |
| #undef COUNTER_ID |
| #define COUNTER_ID(name) kCountOfFIXED_ARRAY__##name, \ |
| kSizeOfFIXED_ARRAY__##name, |
| FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(COUNTER_ID) |
| #undef COUNTER_ID |
| #define COUNTER_ID(name) kCountOfCODE_AGE__##name, \ |
| kSizeOfCODE_AGE__##name, |
| CODE_AGE_LIST_COMPLETE(COUNTER_ID) |
| #undef COUNTER_ID |
| stats_counter_count |
| }; |
| |
| void ResetCounters(); |
| void ResetHistograms(); |
| |
| private: |
| #define HR(name, caption, min, max, num_buckets) Histogram name##_; |
| HISTOGRAM_RANGE_LIST(HR) |
| #undef HR |
| |
| #define HT(name, caption) \ |
| HistogramTimer name##_; |
| HISTOGRAM_TIMER_LIST(HT) |
| #undef HT |
| |
| #define HP(name, caption) \ |
| Histogram name##_; |
| HISTOGRAM_PERCENTAGE_LIST(HP) |
| #undef HP |
| |
| #define HM(name, caption) \ |
| Histogram name##_; |
| HISTOGRAM_MEMORY_LIST(HM) |
| #undef HM |
| |
| #define SC(name, caption) \ |
| StatsCounter name##_; |
| STATS_COUNTER_LIST_1(SC) |
| STATS_COUNTER_LIST_2(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter size_of_##name##_; \ |
| StatsCounter count_of_##name##_; |
| INSTANCE_TYPE_LIST(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter size_of_CODE_TYPE_##name##_; \ |
| StatsCounter count_of_CODE_TYPE_##name##_; |
| CODE_KIND_LIST(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter size_of_FIXED_ARRAY_##name##_; \ |
| StatsCounter count_of_FIXED_ARRAY_##name##_; |
| FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(SC) |
| #undef SC |
| |
| #define SC(name) \ |
| StatsCounter size_of_CODE_AGE_##name##_; \ |
| StatsCounter count_of_CODE_AGE_##name##_; |
| CODE_AGE_LIST_COMPLETE(SC) |
| #undef SC |
| |
| friend class Isolate; |
| |
| explicit Counters(Isolate* isolate); |
| |
| DISALLOW_IMPLICIT_CONSTRUCTORS(Counters); |
| }; |
| |
| } } // namespace v8::internal |
| |
| #endif // V8_COUNTERS_H_ |