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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 
state_counters(StateTag state)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