Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4 | |
| 5 | #ifndef V8_COUNTERS_H_ |
| 6 | #define V8_COUNTERS_H_ |
| 7 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 8 | #include "include/v8.h" |
| 9 | #include "src/allocation.h" |
| 10 | #include "src/base/platform/elapsed-timer.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 11 | #include "src/base/platform/time.h" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 12 | #include "src/builtins.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 13 | #include "src/globals.h" |
| 14 | #include "src/objects.h" |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 15 | #include "src/runtime/runtime.h" |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 16 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 17 | namespace v8 { |
| 18 | namespace internal { |
| 19 | |
| 20 | // StatsCounters is an interface for plugging into external |
| 21 | // counters for monitoring. Counters can be looked up and |
| 22 | // manipulated by name. |
| 23 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 24 | class StatsTable { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 25 | public: |
| 26 | // Register an application-defined function where |
| 27 | // counters can be looked up. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 28 | void SetCounterFunction(CounterLookupCallback f) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 29 | lookup_function_ = f; |
| 30 | } |
| 31 | |
| 32 | // Register an application-defined function to create |
| 33 | // a histogram for passing to the AddHistogramSample function |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 34 | void SetCreateHistogramFunction(CreateHistogramCallback f) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 35 | create_histogram_function_ = f; |
| 36 | } |
| 37 | |
| 38 | // Register an application-defined function to add a sample |
| 39 | // to a histogram created with CreateHistogram function |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 40 | void SetAddHistogramSampleFunction(AddHistogramSampleCallback f) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 41 | add_histogram_sample_function_ = f; |
| 42 | } |
| 43 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 44 | bool HasCounterFunction() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 45 | return lookup_function_ != NULL; |
| 46 | } |
| 47 | |
| 48 | // Lookup the location of a counter by name. If the lookup |
| 49 | // is successful, returns a non-NULL pointer for writing the |
| 50 | // value of the counter. Each thread calling this function |
| 51 | // may receive a different location to store it's counter. |
| 52 | // The return value must not be cached and re-used across |
| 53 | // threads, although a single thread is free to cache it. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 54 | int* FindLocation(const char* name) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 55 | if (!lookup_function_) return NULL; |
| 56 | return lookup_function_(name); |
| 57 | } |
| 58 | |
| 59 | // Create a histogram by name. If the create is successful, |
| 60 | // returns a non-NULL pointer for use with AddHistogramSample |
| 61 | // function. min and max define the expected minimum and maximum |
| 62 | // sample values. buckets is the maximum number of buckets |
| 63 | // that the samples will be grouped into. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 64 | void* CreateHistogram(const char* name, |
| 65 | int min, |
| 66 | int max, |
| 67 | size_t buckets) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 68 | if (!create_histogram_function_) return NULL; |
| 69 | return create_histogram_function_(name, min, max, buckets); |
| 70 | } |
| 71 | |
| 72 | // Add a sample to a histogram created with the CreateHistogram |
| 73 | // function. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 74 | void AddHistogramSample(void* histogram, int sample) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 75 | if (!add_histogram_sample_function_) return; |
| 76 | return add_histogram_sample_function_(histogram, sample); |
| 77 | } |
| 78 | |
| 79 | private: |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 80 | StatsTable(); |
| 81 | |
| 82 | CounterLookupCallback lookup_function_; |
| 83 | CreateHistogramCallback create_histogram_function_; |
| 84 | AddHistogramSampleCallback add_histogram_sample_function_; |
| 85 | |
| 86 | friend class Isolate; |
| 87 | |
| 88 | DISALLOW_COPY_AND_ASSIGN(StatsTable); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 89 | }; |
| 90 | |
| 91 | // StatsCounters are dynamically created values which can be tracked in |
| 92 | // the StatsTable. They are designed to be lightweight to create and |
| 93 | // easy to use. |
| 94 | // |
| 95 | // Internally, a counter represents a value in a row of a StatsTable. |
| 96 | // The row has a 32bit value for each process/thread in the table and also |
| 97 | // a name (stored in the table metadata). Since the storage location can be |
| 98 | // thread-specific, this class cannot be shared across threads. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 99 | class StatsCounter { |
| 100 | public: |
| 101 | StatsCounter() { } |
| 102 | explicit StatsCounter(Isolate* isolate, const char* name) |
| 103 | : isolate_(isolate), name_(name), ptr_(NULL), lookup_done_(false) { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 104 | |
| 105 | // Sets the counter to a specific value. |
| 106 | void Set(int value) { |
| 107 | int* loc = GetPtr(); |
| 108 | if (loc) *loc = value; |
| 109 | } |
| 110 | |
| 111 | // Increments the counter. |
| 112 | void Increment() { |
| 113 | int* loc = GetPtr(); |
| 114 | if (loc) (*loc)++; |
| 115 | } |
| 116 | |
| 117 | void Increment(int value) { |
| 118 | int* loc = GetPtr(); |
| 119 | if (loc) |
| 120 | (*loc) += value; |
| 121 | } |
| 122 | |
| 123 | // Decrements the counter. |
| 124 | void Decrement() { |
| 125 | int* loc = GetPtr(); |
| 126 | if (loc) (*loc)--; |
| 127 | } |
| 128 | |
| 129 | void Decrement(int value) { |
| 130 | int* loc = GetPtr(); |
| 131 | if (loc) (*loc) -= value; |
| 132 | } |
| 133 | |
| 134 | // Is this counter enabled? |
| 135 | // Returns false if table is full. |
| 136 | bool Enabled() { |
| 137 | return GetPtr() != NULL; |
| 138 | } |
| 139 | |
| 140 | // Get the internal pointer to the counter. This is used |
| 141 | // by the code generator to emit code that manipulates a |
| 142 | // given counter without calling the runtime system. |
| 143 | int* GetInternalPointer() { |
| 144 | int* loc = GetPtr(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 145 | DCHECK(loc != NULL); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 146 | return loc; |
| 147 | } |
| 148 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 149 | // Reset the cached internal pointer. |
| 150 | void Reset() { lookup_done_ = false; } |
| 151 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 152 | protected: |
| 153 | // Returns the cached address of this counter location. |
| 154 | int* GetPtr() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 155 | if (lookup_done_) return ptr_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 156 | lookup_done_ = true; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 157 | ptr_ = FindLocationInStatsTable(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 158 | return ptr_; |
| 159 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 160 | |
| 161 | private: |
| 162 | int* FindLocationInStatsTable() const; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 163 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 164 | Isolate* isolate_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 165 | const char* name_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 166 | int* ptr_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 167 | bool lookup_done_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 168 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 169 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 170 | // A Histogram represents a dynamically created histogram in the StatsTable. |
| 171 | // It will be registered with the histogram system on first use. |
| 172 | class Histogram { |
| 173 | public: |
| 174 | Histogram() { } |
| 175 | Histogram(const char* name, |
| 176 | int min, |
| 177 | int max, |
| 178 | int num_buckets, |
| 179 | Isolate* isolate) |
| 180 | : name_(name), |
| 181 | min_(min), |
| 182 | max_(max), |
| 183 | num_buckets_(num_buckets), |
| 184 | histogram_(NULL), |
| 185 | lookup_done_(false), |
| 186 | isolate_(isolate) { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 187 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 188 | // Add a single sample to this histogram. |
| 189 | void AddSample(int sample); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 190 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 191 | // Returns true if this histogram is enabled. |
| 192 | bool Enabled() { |
| 193 | return GetHistogram() != NULL; |
| 194 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 195 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 196 | // Reset the cached internal pointer. |
| 197 | void Reset() { |
| 198 | lookup_done_ = false; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 199 | } |
| 200 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 201 | const char* name() { return name_; } |
| 202 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 203 | protected: |
| 204 | // Returns the handle to the histogram. |
| 205 | void* GetHistogram() { |
| 206 | if (!lookup_done_) { |
| 207 | lookup_done_ = true; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 208 | histogram_ = CreateHistogram(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 209 | } |
| 210 | return histogram_; |
| 211 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 212 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 213 | Isolate* isolate() const { return isolate_; } |
| 214 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 215 | private: |
| 216 | void* CreateHistogram() const; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 217 | |
| 218 | const char* name_; |
| 219 | int min_; |
| 220 | int max_; |
| 221 | int num_buckets_; |
| 222 | void* histogram_; |
| 223 | bool lookup_done_; |
| 224 | Isolate* isolate_; |
| 225 | }; |
| 226 | |
| 227 | // A HistogramTimer allows distributions of results to be created. |
| 228 | class HistogramTimer : public Histogram { |
| 229 | public: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 230 | enum Resolution { |
| 231 | MILLISECOND, |
| 232 | MICROSECOND |
| 233 | }; |
| 234 | |
| 235 | HistogramTimer() {} |
| 236 | HistogramTimer(const char* name, int min, int max, Resolution resolution, |
| 237 | int num_buckets, Isolate* isolate) |
| 238 | : Histogram(name, min, max, num_buckets, isolate), |
| 239 | resolution_(resolution) {} |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 240 | |
| 241 | // Start the timer. |
| 242 | void Start(); |
| 243 | |
| 244 | // Stop the timer and record the results. |
| 245 | void Stop(); |
| 246 | |
| 247 | // Returns true if the timer is running. |
| 248 | bool Running() { |
| 249 | return Enabled() && timer_.IsStarted(); |
| 250 | } |
| 251 | |
| 252 | // TODO(bmeurer): Remove this when HistogramTimerScope is fixed. |
| 253 | #ifdef DEBUG |
| 254 | base::ElapsedTimer* timer() { return &timer_; } |
| 255 | #endif |
| 256 | |
| 257 | private: |
| 258 | base::ElapsedTimer timer_; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 259 | Resolution resolution_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 260 | }; |
| 261 | |
| 262 | // Helper class for scoping a HistogramTimer. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 263 | // TODO(bmeurer): The ifdeffery is an ugly hack around the fact that the |
| 264 | // Parser is currently reentrant (when it throws an error, we call back |
| 265 | // into JavaScript and all bets are off), but ElapsedTimer is not |
| 266 | // reentry-safe. Fix this properly and remove |allow_nesting|. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 267 | class HistogramTimerScope BASE_EMBEDDED { |
| 268 | public: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 269 | explicit HistogramTimerScope(HistogramTimer* timer, |
| 270 | bool allow_nesting = false) |
| 271 | #ifdef DEBUG |
| 272 | : timer_(timer), |
| 273 | skipped_timer_start_(false) { |
| 274 | if (timer_->timer()->IsStarted() && allow_nesting) { |
| 275 | skipped_timer_start_ = true; |
| 276 | } else { |
| 277 | timer_->Start(); |
| 278 | } |
| 279 | } |
| 280 | #else |
| 281 | : timer_(timer) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 282 | timer_->Start(); |
| 283 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 284 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 285 | ~HistogramTimerScope() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 286 | #ifdef DEBUG |
| 287 | if (!skipped_timer_start_) { |
| 288 | timer_->Stop(); |
| 289 | } |
| 290 | #else |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 291 | timer_->Stop(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 292 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 293 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 294 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 295 | private: |
| 296 | HistogramTimer* timer_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 297 | #ifdef DEBUG |
| 298 | bool skipped_timer_start_; |
| 299 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 300 | }; |
| 301 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 302 | |
| 303 | // A histogram timer that can aggregate events within a larger scope. |
| 304 | // |
| 305 | // Intended use of this timer is to have an outer (aggregating) and an inner |
| 306 | // (to be aggregated) scope, where the inner scope measure the time of events, |
| 307 | // and all those inner scope measurements will be summed up by the outer scope. |
| 308 | // An example use might be to aggregate the time spent in lazy compilation |
| 309 | // while running a script. |
| 310 | // |
| 311 | // Helpers: |
| 312 | // - AggregatingHistogramTimerScope, the "outer" scope within which |
| 313 | // times will be summed up. |
| 314 | // - AggregatedHistogramTimerScope, the "inner" scope which defines the |
| 315 | // events to be timed. |
| 316 | class AggregatableHistogramTimer : public Histogram { |
| 317 | public: |
| 318 | AggregatableHistogramTimer() {} |
| 319 | AggregatableHistogramTimer(const char* name, int min, int max, |
| 320 | int num_buckets, Isolate* isolate) |
| 321 | : Histogram(name, min, max, num_buckets, isolate) {} |
| 322 | |
| 323 | // Start/stop the "outer" scope. |
| 324 | void Start() { time_ = base::TimeDelta(); } |
| 325 | void Stop() { AddSample(static_cast<int>(time_.InMicroseconds())); } |
| 326 | |
| 327 | // Add a time value ("inner" scope). |
| 328 | void Add(base::TimeDelta other) { time_ += other; } |
| 329 | |
| 330 | private: |
| 331 | base::TimeDelta time_; |
| 332 | }; |
| 333 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 334 | // A helper class for use with AggregatableHistogramTimer. This is the |
| 335 | // // outer-most timer scope used with an AggregatableHistogramTimer. It will |
| 336 | // // aggregate the information from the inner AggregatedHistogramTimerScope. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 337 | class AggregatingHistogramTimerScope { |
| 338 | public: |
| 339 | explicit AggregatingHistogramTimerScope(AggregatableHistogramTimer* histogram) |
| 340 | : histogram_(histogram) { |
| 341 | histogram_->Start(); |
| 342 | } |
| 343 | ~AggregatingHistogramTimerScope() { histogram_->Stop(); } |
| 344 | |
| 345 | private: |
| 346 | AggregatableHistogramTimer* histogram_; |
| 347 | }; |
| 348 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 349 | // A helper class for use with AggregatableHistogramTimer, the "inner" scope |
| 350 | // // which defines the events to be timed. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 351 | class AggregatedHistogramTimerScope { |
| 352 | public: |
| 353 | explicit AggregatedHistogramTimerScope(AggregatableHistogramTimer* histogram) |
| 354 | : histogram_(histogram) { |
| 355 | timer_.Start(); |
| 356 | } |
| 357 | ~AggregatedHistogramTimerScope() { histogram_->Add(timer_.Elapsed()); } |
| 358 | |
| 359 | private: |
| 360 | base::ElapsedTimer timer_; |
| 361 | AggregatableHistogramTimer* histogram_; |
| 362 | }; |
| 363 | |
| 364 | |
| 365 | // AggretatedMemoryHistogram collects (time, value) sample pairs and turns |
| 366 | // them into time-uniform samples for the backing historgram, such that the |
| 367 | // backing histogram receives one sample every T ms, where the T is controlled |
| 368 | // by the FLAG_histogram_interval. |
| 369 | // |
| 370 | // More formally: let F be a real-valued function that maps time to sample |
| 371 | // values. We define F as a linear interpolation between adjacent samples. For |
| 372 | // each time interval [x; x + T) the backing histogram gets one sample value |
| 373 | // that is the average of F(t) in the interval. |
| 374 | template <typename Histogram> |
| 375 | class AggregatedMemoryHistogram { |
| 376 | public: |
| 377 | AggregatedMemoryHistogram() |
| 378 | : is_initialized_(false), |
| 379 | start_ms_(0.0), |
| 380 | last_ms_(0.0), |
| 381 | aggregate_value_(0.0), |
| 382 | last_value_(0.0), |
| 383 | backing_histogram_(NULL) {} |
| 384 | |
| 385 | explicit AggregatedMemoryHistogram(Histogram* backing_histogram) |
| 386 | : AggregatedMemoryHistogram() { |
| 387 | backing_histogram_ = backing_histogram; |
| 388 | } |
| 389 | |
| 390 | // Invariants that hold before and after AddSample if |
| 391 | // is_initialized_ is true: |
| 392 | // |
| 393 | // 1) For we processed samples that came in before start_ms_ and sent the |
| 394 | // corresponding aggregated samples to backing histogram. |
| 395 | // 2) (last_ms_, last_value_) is the last received sample. |
| 396 | // 3) last_ms_ < start_ms_ + FLAG_histogram_interval. |
| 397 | // 4) aggregate_value_ is the average of the function that is constructed by |
| 398 | // linearly interpolating samples received between start_ms_ and last_ms_. |
| 399 | void AddSample(double current_ms, double current_value); |
| 400 | |
| 401 | private: |
| 402 | double Aggregate(double current_ms, double current_value); |
| 403 | bool is_initialized_; |
| 404 | double start_ms_; |
| 405 | double last_ms_; |
| 406 | double aggregate_value_; |
| 407 | double last_value_; |
| 408 | Histogram* backing_histogram_; |
| 409 | }; |
| 410 | |
| 411 | |
| 412 | template <typename Histogram> |
| 413 | void AggregatedMemoryHistogram<Histogram>::AddSample(double current_ms, |
| 414 | double current_value) { |
| 415 | if (!is_initialized_) { |
| 416 | aggregate_value_ = current_value; |
| 417 | start_ms_ = current_ms; |
| 418 | last_value_ = current_value; |
| 419 | last_ms_ = current_ms; |
| 420 | is_initialized_ = true; |
| 421 | } else { |
| 422 | const double kEpsilon = 1e-6; |
| 423 | const int kMaxSamples = 1000; |
| 424 | if (current_ms < last_ms_ + kEpsilon) { |
| 425 | // Two samples have the same time, remember the last one. |
| 426 | last_value_ = current_value; |
| 427 | } else { |
| 428 | double sample_interval_ms = FLAG_histogram_interval; |
| 429 | double end_ms = start_ms_ + sample_interval_ms; |
| 430 | if (end_ms <= current_ms + kEpsilon) { |
| 431 | // Linearly interpolate between the last_ms_ and the current_ms. |
| 432 | double slope = (current_value - last_value_) / (current_ms - last_ms_); |
| 433 | int i; |
| 434 | // Send aggregated samples to the backing histogram from the start_ms |
| 435 | // to the current_ms. |
| 436 | for (i = 0; i < kMaxSamples && end_ms <= current_ms + kEpsilon; i++) { |
| 437 | double end_value = last_value_ + (end_ms - last_ms_) * slope; |
| 438 | double sample_value; |
| 439 | if (i == 0) { |
| 440 | // Take aggregate_value_ into account. |
| 441 | sample_value = Aggregate(end_ms, end_value); |
| 442 | } else { |
| 443 | // There is no aggregate_value_ for i > 0. |
| 444 | sample_value = (last_value_ + end_value) / 2; |
| 445 | } |
| 446 | backing_histogram_->AddSample(static_cast<int>(sample_value + 0.5)); |
| 447 | last_value_ = end_value; |
| 448 | last_ms_ = end_ms; |
| 449 | end_ms += sample_interval_ms; |
| 450 | } |
| 451 | if (i == kMaxSamples) { |
| 452 | // We hit the sample limit, ignore the remaining samples. |
| 453 | aggregate_value_ = current_value; |
| 454 | start_ms_ = current_ms; |
| 455 | } else { |
| 456 | aggregate_value_ = last_value_; |
| 457 | start_ms_ = last_ms_; |
| 458 | } |
| 459 | } |
| 460 | aggregate_value_ = current_ms > start_ms_ + kEpsilon |
| 461 | ? Aggregate(current_ms, current_value) |
| 462 | : aggregate_value_; |
| 463 | last_value_ = current_value; |
| 464 | last_ms_ = current_ms; |
| 465 | } |
| 466 | } |
| 467 | } |
| 468 | |
| 469 | |
| 470 | template <typename Histogram> |
| 471 | double AggregatedMemoryHistogram<Histogram>::Aggregate(double current_ms, |
| 472 | double current_value) { |
| 473 | double interval_ms = current_ms - start_ms_; |
| 474 | double value = (current_value + last_value_) / 2; |
| 475 | // The aggregate_value_ is the average for [start_ms_; last_ms_]. |
| 476 | // The value is the average for [last_ms_; current_ms]. |
| 477 | // Return the weighted average of the aggregate_value_ and the value. |
| 478 | return aggregate_value_ * ((last_ms_ - start_ms_) / interval_ms) + |
| 479 | value * ((current_ms - last_ms_) / interval_ms); |
| 480 | } |
| 481 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 482 | struct RuntimeCallCounter { |
| 483 | explicit RuntimeCallCounter(const char* name) : name(name) {} |
| 484 | void Reset(); |
| 485 | |
| 486 | const char* name; |
| 487 | int64_t count = 0; |
| 488 | base::TimeDelta time; |
| 489 | }; |
| 490 | |
| 491 | // RuntimeCallTimer is used to keep track of the stack of currently active |
| 492 | // timers used for properly measuring the own time of a RuntimeCallCounter. |
| 493 | class RuntimeCallTimer { |
| 494 | public: |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 495 | RuntimeCallTimer() {} |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 496 | RuntimeCallCounter* counter() { return counter_; } |
| 497 | base::ElapsedTimer timer() { return timer_; } |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 498 | |
| 499 | private: |
| 500 | friend class RuntimeCallStats; |
| 501 | |
| 502 | inline void Start(RuntimeCallCounter* counter, RuntimeCallTimer* parent) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 503 | counter_ = counter; |
| 504 | parent_ = parent; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 505 | timer_.Start(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 506 | } |
| 507 | |
| 508 | inline RuntimeCallTimer* Stop() { |
| 509 | base::TimeDelta delta = timer_.Elapsed(); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 510 | timer_.Stop(); |
| 511 | counter_->count++; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 512 | counter_->time += delta; |
| 513 | if (parent_ != NULL) { |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 514 | // Adjust parent timer so that it does not include sub timer's time. |
| 515 | parent_->counter_->time -= delta; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 516 | } |
| 517 | return parent_; |
| 518 | } |
| 519 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 520 | RuntimeCallCounter* counter_ = nullptr; |
| 521 | RuntimeCallTimer* parent_ = nullptr; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 522 | base::ElapsedTimer timer_; |
| 523 | }; |
| 524 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 525 | #define FOR_EACH_API_COUNTER(V) \ |
| 526 | V(ArrayBuffer_Cast) \ |
| 527 | V(ArrayBuffer_Neuter) \ |
| 528 | V(ArrayBuffer_New) \ |
| 529 | V(Array_CloneElementAt) \ |
| 530 | V(Array_New) \ |
| 531 | V(BooleanObject_BooleanValue) \ |
| 532 | V(BooleanObject_New) \ |
| 533 | V(Context_New) \ |
| 534 | V(DataView_New) \ |
| 535 | V(Date_DateTimeConfigurationChangeNotification) \ |
| 536 | V(Date_New) \ |
| 537 | V(Date_NumberValue) \ |
| 538 | V(Debug_Call) \ |
| 539 | V(Debug_GetMirror) \ |
| 540 | V(Error_New) \ |
| 541 | V(External_New) \ |
| 542 | V(Float32Array_New) \ |
| 543 | V(Float64Array_New) \ |
| 544 | V(Function_Call) \ |
| 545 | V(Function_New) \ |
| 546 | V(Function_NewInstance) \ |
| 547 | V(FunctionTemplate_GetFunction) \ |
| 548 | V(FunctionTemplate_New) \ |
| 549 | V(FunctionTemplate_NewWithFastHandler) \ |
| 550 | V(Int16Array_New) \ |
| 551 | V(Int32Array_New) \ |
| 552 | V(Int8Array_New) \ |
| 553 | V(JSON_Parse) \ |
| 554 | V(JSON_Stringify) \ |
| 555 | V(Map_AsArray) \ |
| 556 | V(Map_Clear) \ |
| 557 | V(Map_Delete) \ |
| 558 | V(Map_Get) \ |
| 559 | V(Map_Has) \ |
| 560 | V(Map_New) \ |
| 561 | V(Map_Set) \ |
| 562 | V(Message_GetEndColumn) \ |
| 563 | V(Message_GetLineNumber) \ |
| 564 | V(Message_GetSourceLine) \ |
| 565 | V(Message_GetStartColumn) \ |
| 566 | V(NumberObject_New) \ |
| 567 | V(NumberObject_NumberValue) \ |
| 568 | V(Object_CallAsConstructor) \ |
| 569 | V(Object_CallAsFunction) \ |
| 570 | V(Object_CreateDataProperty) \ |
| 571 | V(Object_DefineOwnProperty) \ |
| 572 | V(Object_Delete) \ |
| 573 | V(Object_DeleteProperty) \ |
| 574 | V(Object_ForceSet) \ |
| 575 | V(Object_Get) \ |
| 576 | V(Object_GetOwnPropertyDescriptor) \ |
| 577 | V(Object_GetOwnPropertyNames) \ |
| 578 | V(Object_GetPropertyAttributes) \ |
| 579 | V(Object_GetPropertyNames) \ |
| 580 | V(Object_GetRealNamedProperty) \ |
| 581 | V(Object_GetRealNamedPropertyAttributes) \ |
| 582 | V(Object_GetRealNamedPropertyAttributesInPrototypeChain) \ |
| 583 | V(Object_GetRealNamedPropertyInPrototypeChain) \ |
| 584 | V(Object_HasOwnProperty) \ |
| 585 | V(Object_HasRealIndexedProperty) \ |
| 586 | V(Object_HasRealNamedCallbackProperty) \ |
| 587 | V(Object_HasRealNamedProperty) \ |
| 588 | V(Object_Int32Value) \ |
| 589 | V(Object_IntegerValue) \ |
| 590 | V(Object_New) \ |
| 591 | V(Object_NumberValue) \ |
| 592 | V(Object_ObjectProtoToString) \ |
| 593 | V(Object_Set) \ |
| 594 | V(Object_SetAccessor) \ |
| 595 | V(Object_SetIntegrityLevel) \ |
| 596 | V(Object_SetPrivate) \ |
| 597 | V(Object_SetPrototype) \ |
| 598 | V(ObjectTemplate_New) \ |
| 599 | V(ObjectTemplate_NewInstance) \ |
| 600 | V(Object_ToArrayIndex) \ |
| 601 | V(Object_ToDetailString) \ |
| 602 | V(Object_ToInt32) \ |
| 603 | V(Object_ToInteger) \ |
| 604 | V(Object_ToNumber) \ |
| 605 | V(Object_ToObject) \ |
| 606 | V(Object_ToString) \ |
| 607 | V(Object_ToUint32) \ |
| 608 | V(Object_Uint32Value) \ |
| 609 | V(Persistent_New) \ |
| 610 | V(Private_New) \ |
| 611 | V(Promise_Catch) \ |
| 612 | V(Promise_Chain) \ |
| 613 | V(Promise_HasRejectHandler) \ |
| 614 | V(Promise_Resolver_New) \ |
| 615 | V(Promise_Resolver_Resolve) \ |
| 616 | V(Promise_Then) \ |
| 617 | V(Proxy_New) \ |
| 618 | V(RangeError_New) \ |
| 619 | V(ReferenceError_New) \ |
| 620 | V(RegExp_New) \ |
| 621 | V(ScriptCompiler_Compile) \ |
| 622 | V(ScriptCompiler_CompileFunctionInContext) \ |
| 623 | V(ScriptCompiler_CompileUnbound) \ |
| 624 | V(Script_Run) \ |
| 625 | V(Set_Add) \ |
| 626 | V(Set_AsArray) \ |
| 627 | V(Set_Clear) \ |
| 628 | V(Set_Delete) \ |
| 629 | V(Set_Has) \ |
| 630 | V(Set_New) \ |
| 631 | V(SharedArrayBuffer_New) \ |
| 632 | V(String_Concat) \ |
| 633 | V(String_NewExternalOneByte) \ |
| 634 | V(String_NewExternalTwoByte) \ |
| 635 | V(String_NewFromOneByte) \ |
| 636 | V(String_NewFromTwoByte) \ |
| 637 | V(String_NewFromUtf8) \ |
| 638 | V(StringObject_New) \ |
| 639 | V(StringObject_StringValue) \ |
| 640 | V(String_Write) \ |
| 641 | V(String_WriteUtf8) \ |
| 642 | V(Symbol_New) \ |
| 643 | V(SymbolObject_New) \ |
| 644 | V(SymbolObject_SymbolValue) \ |
| 645 | V(SyntaxError_New) \ |
| 646 | V(TryCatch_StackTrace) \ |
| 647 | V(TypeError_New) \ |
| 648 | V(Uint16Array_New) \ |
| 649 | V(Uint32Array_New) \ |
| 650 | V(Uint8Array_New) \ |
| 651 | V(Uint8ClampedArray_New) \ |
| 652 | V(UnboundScript_GetId) \ |
| 653 | V(UnboundScript_GetLineNumber) \ |
| 654 | V(UnboundScript_GetName) \ |
| 655 | V(UnboundScript_GetSourceMappingURL) \ |
| 656 | V(UnboundScript_GetSourceURL) \ |
| 657 | V(Value_TypeOf) |
| 658 | |
| 659 | #define FOR_EACH_MANUAL_COUNTER(V) \ |
| 660 | V(AccessorGetterCallback) \ |
| 661 | V(AccessorNameGetterCallback) \ |
| 662 | V(AccessorNameSetterCallback) \ |
| 663 | V(Compile) \ |
| 664 | V(CompileCode) \ |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 665 | V(CompileCodeLazy) \ |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 666 | V(CompileDeserialize) \ |
| 667 | V(CompileEval) \ |
| 668 | V(CompileFullCode) \ |
| 669 | V(CompileIgnition) \ |
| 670 | V(CompileSerialize) \ |
| 671 | V(DeoptimizeCode) \ |
| 672 | V(FunctionCallback) \ |
| 673 | V(GC) \ |
| 674 | V(GenericNamedPropertyDeleterCallback) \ |
| 675 | V(GenericNamedPropertyQueryCallback) \ |
| 676 | V(GenericNamedPropertySetterCallback) \ |
| 677 | V(IndexedPropertyDeleterCallback) \ |
| 678 | V(IndexedPropertyGetterCallback) \ |
| 679 | V(IndexedPropertyQueryCallback) \ |
| 680 | V(IndexedPropertySetterCallback) \ |
| 681 | V(InvokeFunctionCallback) \ |
| 682 | V(JS_Execution) \ |
| 683 | V(Map_SetPrototype) \ |
| 684 | V(Map_TransitionToAccessorProperty) \ |
| 685 | V(Map_TransitionToDataProperty) \ |
| 686 | V(Object_DeleteProperty) \ |
| 687 | V(OptimizeCode) \ |
| 688 | V(Parse) \ |
| 689 | V(ParseLazy) \ |
| 690 | V(PropertyCallback) \ |
| 691 | V(PrototypeMap_TransitionToAccessorProperty) \ |
| 692 | V(PrototypeMap_TransitionToDataProperty) \ |
| 693 | V(PrototypeObject_DeleteProperty) \ |
| 694 | V(RecompileConcurrent) \ |
| 695 | V(RecompileSynchronous) \ |
| 696 | /* Dummy counter for the unexpected stub miss. */ \ |
| 697 | V(UnexpectedStubMiss) |
| 698 | |
| 699 | #define FOR_EACH_HANDLER_COUNTER(V) \ |
| 700 | V(IC_HandlerCacheHit) \ |
| 701 | V(KeyedLoadIC_LoadIndexedStringStub) \ |
| 702 | V(KeyedLoadIC_LoadIndexedInterceptorStub) \ |
| 703 | V(KeyedLoadIC_KeyedLoadSloppyArgumentsStub) \ |
| 704 | V(KeyedLoadIC_LoadFastElementStub) \ |
| 705 | V(KeyedLoadIC_LoadDictionaryElementStub) \ |
| 706 | V(KeyedLoadIC_PolymorphicElement) \ |
| 707 | V(KeyedStoreIC_KeyedStoreSloppyArgumentsStub) \ |
| 708 | V(KeyedStoreIC_StoreFastElementStub) \ |
| 709 | V(KeyedStoreIC_StoreElementStub) \ |
| 710 | V(KeyedStoreIC_Polymorphic) \ |
| 711 | V(LoadIC_FunctionPrototypeStub) \ |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 712 | V(LoadIC_LoadApiGetterStub) \ |
| 713 | V(LoadIC_LoadCallback) \ |
| 714 | V(LoadIC_LoadConstant) \ |
| 715 | V(LoadIC_LoadConstantStub) \ |
| 716 | V(LoadIC_LoadField) \ |
| 717 | V(LoadIC_LoadFieldStub) \ |
| 718 | V(LoadIC_LoadGlobal) \ |
| 719 | V(LoadIC_LoadInterceptor) \ |
| 720 | V(LoadIC_LoadNonexistent) \ |
| 721 | V(LoadIC_LoadNormal) \ |
| 722 | V(LoadIC_LoadScriptContextFieldStub) \ |
| 723 | V(LoadIC_LoadViaGetter) \ |
| 724 | V(LoadIC_SlowStub) \ |
| 725 | V(LoadIC_StringLengthStub) \ |
| 726 | V(StoreIC_SlowStub) \ |
| 727 | V(StoreIC_StoreCallback) \ |
| 728 | V(StoreIC_StoreField) \ |
| 729 | V(StoreIC_StoreFieldStub) \ |
| 730 | V(StoreIC_StoreGlobal) \ |
| 731 | V(StoreIC_StoreGlobalTransition) \ |
| 732 | V(StoreIC_StoreInterceptorStub) \ |
| 733 | V(StoreIC_StoreNormal) \ |
| 734 | V(StoreIC_StoreScriptContextFieldStub) \ |
| 735 | V(StoreIC_StoreTransition) \ |
| 736 | V(StoreIC_StoreViaSetter) |
| 737 | |
| 738 | class RuntimeCallStats { |
| 739 | public: |
| 740 | typedef RuntimeCallCounter RuntimeCallStats::*CounterId; |
| 741 | |
| 742 | #define CALL_RUNTIME_COUNTER(name) \ |
| 743 | RuntimeCallCounter name = RuntimeCallCounter(#name); |
| 744 | FOR_EACH_MANUAL_COUNTER(CALL_RUNTIME_COUNTER) |
| 745 | #undef CALL_RUNTIME_COUNTER |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 746 | #define CALL_RUNTIME_COUNTER(name, nargs, ressize) \ |
| 747 | RuntimeCallCounter Runtime_##name = RuntimeCallCounter(#name); |
| 748 | FOR_EACH_INTRINSIC(CALL_RUNTIME_COUNTER) |
| 749 | #undef CALL_RUNTIME_COUNTER |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 750 | #define CALL_BUILTIN_COUNTER(name) \ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 751 | RuntimeCallCounter Builtin_##name = RuntimeCallCounter(#name); |
| 752 | BUILTIN_LIST_C(CALL_BUILTIN_COUNTER) |
| 753 | #undef CALL_BUILTIN_COUNTER |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 754 | #define CALL_BUILTIN_COUNTER(name) \ |
| 755 | RuntimeCallCounter API_##name = RuntimeCallCounter("API_" #name); |
| 756 | FOR_EACH_API_COUNTER(CALL_BUILTIN_COUNTER) |
| 757 | #undef CALL_BUILTIN_COUNTER |
| 758 | #define CALL_BUILTIN_COUNTER(name) \ |
| 759 | RuntimeCallCounter Handler_##name = RuntimeCallCounter(#name); |
| 760 | FOR_EACH_HANDLER_COUNTER(CALL_BUILTIN_COUNTER) |
| 761 | #undef CALL_BUILTIN_COUNTER |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 762 | |
| 763 | // Starting measuring the time for a function. This will establish the |
| 764 | // connection to the parent counter for properly calculating the own times. |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 765 | static void Enter(Isolate* isolate, RuntimeCallTimer* timer, |
| 766 | CounterId counter_id); |
| 767 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 768 | // Leave a scope for a measured runtime function. This will properly add |
| 769 | // the time delta to the current_counter and subtract the delta from its |
| 770 | // parent. |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 771 | static void Leave(Isolate* isolate, RuntimeCallTimer* timer); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 772 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 773 | // Set counter id for the innermost measurement. It can be used to refine |
| 774 | // event kind when a runtime entry counter is too generic. |
| 775 | static void CorrectCurrentCounterId(Isolate* isolate, CounterId counter_id); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 776 | |
| 777 | void Reset(); |
| 778 | void Print(std::ostream& os); |
| 779 | |
| 780 | RuntimeCallStats() { Reset(); } |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 781 | RuntimeCallTimer* current_timer() { return current_timer_; } |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 782 | |
| 783 | private: |
| 784 | // Counter to track recursive time events. |
| 785 | RuntimeCallTimer* current_timer_ = NULL; |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 786 | }; |
| 787 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 788 | #define TRACE_RUNTIME_CALL_STATS(isolate, counter_name) \ |
| 789 | do { \ |
| 790 | if (FLAG_runtime_call_stats) { \ |
| 791 | RuntimeCallStats::CorrectCurrentCounterId( \ |
| 792 | isolate, &RuntimeCallStats::counter_name); \ |
| 793 | } \ |
| 794 | } while (false) |
| 795 | |
| 796 | #define TRACE_HANDLER_STATS(isolate, counter_name) \ |
| 797 | TRACE_RUNTIME_CALL_STATS(isolate, Handler_##counter_name) |
| 798 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 799 | // A RuntimeCallTimerScopes wraps around a RuntimeCallTimer to measure the |
| 800 | // the time of C++ scope. |
| 801 | class RuntimeCallTimerScope { |
| 802 | public: |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 803 | inline RuntimeCallTimerScope(Isolate* isolate, |
| 804 | RuntimeCallStats::CounterId counter_id) { |
| 805 | if (V8_UNLIKELY(FLAG_runtime_call_stats)) { |
| 806 | isolate_ = isolate; |
| 807 | RuntimeCallStats::Enter(isolate_, &timer_, counter_id); |
| 808 | } |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 809 | } |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 810 | // This constructor is here just to avoid calling GetIsolate() when the |
| 811 | // stats are disabled and the isolate is not directly available. |
| 812 | inline RuntimeCallTimerScope(HeapObject* heap_object, |
| 813 | RuntimeCallStats::CounterId counter_id); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 814 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 815 | inline ~RuntimeCallTimerScope() { |
| 816 | if (V8_UNLIKELY(FLAG_runtime_call_stats)) { |
| 817 | RuntimeCallStats::Leave(isolate_, &timer_); |
| 818 | } |
| 819 | } |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 820 | |
| 821 | private: |
| 822 | Isolate* isolate_; |
| 823 | RuntimeCallTimer timer_; |
| 824 | }; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 825 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 826 | #define HISTOGRAM_RANGE_LIST(HR) \ |
| 827 | /* Generic range histograms */ \ |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 828 | HR(detached_context_age_in_gc, V8.DetachedContextAgeInGC, 0, 20, 21) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 829 | HR(gc_idle_time_allotted_in_ms, V8.GCIdleTimeAllottedInMS, 0, 10000, 101) \ |
| 830 | HR(gc_idle_time_limit_overshot, V8.GCIdleTimeLimit.Overshot, 0, 10000, 101) \ |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 831 | HR(gc_idle_time_limit_undershot, V8.GCIdleTimeLimit.Undershot, 0, 10000, \ |
| 832 | 101) \ |
| 833 | HR(code_cache_reject_reason, V8.CodeCacheRejectReason, 1, 6, 6) \ |
| 834 | HR(errors_thrown_per_context, V8.ErrorsThrownPerContext, 0, 200, 20) \ |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 835 | HR(debug_feature_usage, V8.DebugFeatureUsage, 1, 7, 7) \ |
| 836 | /* Asm/Wasm. */ \ |
| 837 | HR(wasm_functions_per_module, V8.WasmFunctionsPerModule, 1, 10000, 51) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 838 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 839 | #define HISTOGRAM_TIMER_LIST(HT) \ |
| 840 | /* Garbage collection timers. */ \ |
| 841 | HT(gc_compactor, V8.GCCompactor, 10000, MILLISECOND) \ |
| 842 | HT(gc_finalize, V8.GCFinalizeMC, 10000, MILLISECOND) \ |
| 843 | HT(gc_finalize_reduce_memory, V8.GCFinalizeMCReduceMemory, 10000, \ |
| 844 | MILLISECOND) \ |
| 845 | HT(gc_scavenger, V8.GCScavenger, 10000, MILLISECOND) \ |
| 846 | HT(gc_context, V8.GCContext, 10000, \ |
| 847 | MILLISECOND) /* GC context cleanup time */ \ |
| 848 | HT(gc_idle_notification, V8.GCIdleNotification, 10000, MILLISECOND) \ |
| 849 | HT(gc_incremental_marking, V8.GCIncrementalMarking, 10000, MILLISECOND) \ |
| 850 | HT(gc_incremental_marking_start, V8.GCIncrementalMarkingStart, 10000, \ |
| 851 | MILLISECOND) \ |
| 852 | HT(gc_incremental_marking_finalize, V8.GCIncrementalMarkingFinalize, 10000, \ |
| 853 | MILLISECOND) \ |
| 854 | HT(gc_low_memory_notification, V8.GCLowMemoryNotification, 10000, \ |
| 855 | MILLISECOND) \ |
| 856 | /* Parsing timers. */ \ |
| 857 | HT(parse, V8.ParseMicroSeconds, 1000000, MICROSECOND) \ |
| 858 | HT(parse_lazy, V8.ParseLazyMicroSeconds, 1000000, MICROSECOND) \ |
| 859 | HT(pre_parse, V8.PreParseMicroSeconds, 1000000, MICROSECOND) \ |
| 860 | /* Compilation times. */ \ |
| 861 | HT(compile, V8.CompileMicroSeconds, 1000000, MICROSECOND) \ |
| 862 | HT(compile_eval, V8.CompileEvalMicroSeconds, 1000000, MICROSECOND) \ |
| 863 | /* Serialization as part of compilation (code caching) */ \ |
| 864 | HT(compile_serialize, V8.CompileSerializeMicroSeconds, 100000, MICROSECOND) \ |
| 865 | HT(compile_deserialize, V8.CompileDeserializeMicroSeconds, 1000000, \ |
| 866 | MICROSECOND) \ |
| 867 | /* Total compilation time incl. caching/parsing */ \ |
| 868 | HT(compile_script, V8.CompileScriptMicroSeconds, 1000000, MICROSECOND) \ |
| 869 | /* Total JavaScript execution time (including callbacks and runtime calls */ \ |
| 870 | HT(execute, V8.Execute, 1000000, MICROSECOND) \ |
| 871 | /* Asm/Wasm */ \ |
| 872 | HT(wasm_instantiate_module_time, V8.WasmInstantiateModuleMicroSeconds, \ |
| 873 | 1000000, MICROSECOND) \ |
| 874 | HT(wasm_decode_module_time, V8.WasmDecodeModuleMicroSeconds, 1000000, \ |
| 875 | MICROSECOND) \ |
| 876 | HT(wasm_decode_function_time, V8.WasmDecodeFunctionMicroSeconds, 1000000, \ |
| 877 | MICROSECOND) \ |
| 878 | HT(wasm_compile_module_time, V8.WasmCompileModuleMicroSeconds, 1000000, \ |
| 879 | MICROSECOND) \ |
| 880 | HT(wasm_compile_function_time, V8.WasmCompileFunctionMicroSeconds, 1000000, \ |
| 881 | MICROSECOND) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 882 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 883 | #define AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT) \ |
| 884 | AHT(compile_lazy, V8.CompileLazyMicroSeconds) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 885 | |
| 886 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 887 | #define HISTOGRAM_PERCENTAGE_LIST(HP) \ |
| 888 | /* Heap fragmentation. */ \ |
| 889 | HP(external_fragmentation_total, V8.MemoryExternalFragmentationTotal) \ |
| 890 | HP(external_fragmentation_old_space, V8.MemoryExternalFragmentationOldSpace) \ |
| 891 | HP(external_fragmentation_code_space, \ |
| 892 | V8.MemoryExternalFragmentationCodeSpace) \ |
| 893 | HP(external_fragmentation_map_space, V8.MemoryExternalFragmentationMapSpace) \ |
| 894 | HP(external_fragmentation_lo_space, V8.MemoryExternalFragmentationLoSpace) \ |
| 895 | /* Percentages of heap committed to each space. */ \ |
| 896 | HP(heap_fraction_new_space, V8.MemoryHeapFractionNewSpace) \ |
| 897 | HP(heap_fraction_old_space, V8.MemoryHeapFractionOldSpace) \ |
| 898 | HP(heap_fraction_code_space, V8.MemoryHeapFractionCodeSpace) \ |
| 899 | HP(heap_fraction_map_space, V8.MemoryHeapFractionMapSpace) \ |
| 900 | HP(heap_fraction_lo_space, V8.MemoryHeapFractionLoSpace) \ |
| 901 | /* Percentage of crankshafted codegen. */ \ |
| 902 | HP(codegen_fraction_crankshaft, V8.CodegenFractionCrankshaft) |
| 903 | |
| 904 | |
| 905 | #define HISTOGRAM_LEGACY_MEMORY_LIST(HM) \ |
| 906 | HM(heap_sample_total_committed, V8.MemoryHeapSampleTotalCommitted) \ |
| 907 | HM(heap_sample_total_used, V8.MemoryHeapSampleTotalUsed) \ |
| 908 | HM(heap_sample_map_space_committed, V8.MemoryHeapSampleMapSpaceCommitted) \ |
| 909 | HM(heap_sample_code_space_committed, V8.MemoryHeapSampleCodeSpaceCommitted) \ |
| 910 | HM(heap_sample_maximum_committed, V8.MemoryHeapSampleMaximumCommitted) |
| 911 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 912 | #define HISTOGRAM_MEMORY_LIST(HM) \ |
| 913 | HM(memory_heap_committed, V8.MemoryHeapCommitted) \ |
| 914 | HM(memory_heap_used, V8.MemoryHeapUsed) \ |
| 915 | /* Asm/Wasm */ \ |
| 916 | HM(wasm_decode_module_peak_memory_bytes, V8.WasmDecodeModulePeakMemoryBytes) \ |
| 917 | HM(wasm_compile_function_peak_memory_bytes, \ |
| 918 | V8.WasmCompileFunctionPeakMemoryBytes) \ |
| 919 | HM(wasm_min_mem_pages_count, V8.WasmMinMemPagesCount) \ |
| 920 | HM(wasm_max_mem_pages_count, V8.WasmMaxMemPagesCount) \ |
| 921 | HM(wasm_function_size_bytes, V8.WasmFunctionSizeBytes) \ |
| 922 | HM(wasm_module_size_bytes, V8.WasmModuleSizeBytes) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 923 | |
| 924 | // WARNING: STATS_COUNTER_LIST_* is a very large macro that is causing MSVC |
| 925 | // Intellisense to crash. It was broken into two macros (each of length 40 |
| 926 | // lines) rather than one macro (of length about 80 lines) to work around |
| 927 | // this problem. Please avoid using recursive macros of this length when |
| 928 | // possible. |
| 929 | #define STATS_COUNTER_LIST_1(SC) \ |
| 930 | /* Global Handle Count*/ \ |
| 931 | SC(global_handles, V8.GlobalHandles) \ |
| 932 | /* OS Memory allocated */ \ |
| 933 | SC(memory_allocated, V8.OsMemoryAllocated) \ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 934 | SC(maps_normalized, V8.MapsNormalized) \ |
| 935 | SC(maps_created, V8.MapsCreated) \ |
| 936 | SC(elements_transitions, V8.ObjectElementsTransitions) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 937 | SC(props_to_dictionary, V8.ObjectPropertiesToDictionary) \ |
| 938 | SC(elements_to_dictionary, V8.ObjectElementsToDictionary) \ |
| 939 | SC(alive_after_last_gc, V8.AliveAfterLastGC) \ |
| 940 | SC(objs_since_last_young, V8.ObjsSinceLastYoung) \ |
| 941 | SC(objs_since_last_full, V8.ObjsSinceLastFull) \ |
| 942 | SC(string_table_capacity, V8.StringTableCapacity) \ |
| 943 | SC(number_of_symbols, V8.NumberOfSymbols) \ |
| 944 | SC(script_wrappers, V8.ScriptWrappers) \ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 945 | SC(inlined_copied_elements, V8.InlinedCopiedElements) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 946 | SC(arguments_adaptors, V8.ArgumentsAdaptors) \ |
| 947 | SC(compilation_cache_hits, V8.CompilationCacheHits) \ |
| 948 | SC(compilation_cache_misses, V8.CompilationCacheMisses) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 949 | /* Amount of evaled source code. */ \ |
| 950 | SC(total_eval_size, V8.TotalEvalSize) \ |
| 951 | /* Amount of loaded source code. */ \ |
| 952 | SC(total_load_size, V8.TotalLoadSize) \ |
| 953 | /* Amount of parsed source code. */ \ |
| 954 | SC(total_parse_size, V8.TotalParseSize) \ |
| 955 | /* Amount of source code skipped over using preparsing. */ \ |
| 956 | SC(total_preparse_skipped, V8.TotalPreparseSkipped) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 957 | /* Amount of compiled source code. */ \ |
| 958 | SC(total_compile_size, V8.TotalCompileSize) \ |
| 959 | /* Amount of source code compiled with the full codegen. */ \ |
| 960 | SC(total_full_codegen_source_size, V8.TotalFullCodegenSourceSize) \ |
| 961 | /* Number of contexts created from scratch. */ \ |
| 962 | SC(contexts_created_from_scratch, V8.ContextsCreatedFromScratch) \ |
| 963 | /* Number of contexts created by partial snapshot. */ \ |
| 964 | SC(contexts_created_by_snapshot, V8.ContextsCreatedBySnapshot) \ |
| 965 | /* Number of code objects found from pc. */ \ |
| 966 | SC(pc_to_code, V8.PcToCode) \ |
| 967 | SC(pc_to_code_cached, V8.PcToCodeCached) \ |
| 968 | /* The store-buffer implementation of the write barrier. */ \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 969 | SC(store_buffer_overflows, V8.StoreBufferOverflows) |
| 970 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 971 | #define STATS_COUNTER_LIST_2(SC) \ |
| 972 | /* Number of code stubs. */ \ |
| 973 | SC(code_stubs, V8.CodeStubs) \ |
| 974 | /* Amount of stub code. */ \ |
| 975 | SC(total_stubs_code_size, V8.TotalStubsCodeSize) \ |
| 976 | /* Amount of (JS) compiled code. */ \ |
| 977 | SC(total_compiled_code_size, V8.TotalCompiledCodeSize) \ |
| 978 | SC(gc_compactor_caused_by_request, V8.GCCompactorCausedByRequest) \ |
| 979 | SC(gc_compactor_caused_by_promoted_data, V8.GCCompactorCausedByPromotedData) \ |
| 980 | SC(gc_compactor_caused_by_oldspace_exhaustion, \ |
| 981 | V8.GCCompactorCausedByOldspaceExhaustion) \ |
| 982 | SC(gc_last_resort_from_js, V8.GCLastResortFromJS) \ |
| 983 | SC(gc_last_resort_from_handles, V8.GCLastResortFromHandles) \ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 984 | SC(ic_keyed_load_generic_smi, V8.ICKeyedLoadGenericSmi) \ |
| 985 | SC(ic_keyed_load_generic_symbol, V8.ICKeyedLoadGenericSymbol) \ |
| 986 | SC(ic_keyed_load_generic_slow, V8.ICKeyedLoadGenericSlow) \ |
| 987 | SC(ic_named_load_global_stub, V8.ICNamedLoadGlobalStub) \ |
| 988 | SC(ic_store_normal_miss, V8.ICStoreNormalMiss) \ |
| 989 | SC(ic_store_normal_hit, V8.ICStoreNormalHit) \ |
| 990 | SC(ic_binary_op_miss, V8.ICBinaryOpMiss) \ |
| 991 | SC(ic_compare_miss, V8.ICCompareMiss) \ |
| 992 | SC(ic_call_miss, V8.ICCallMiss) \ |
| 993 | SC(ic_keyed_call_miss, V8.ICKeyedCallMiss) \ |
| 994 | SC(ic_load_miss, V8.ICLoadMiss) \ |
| 995 | SC(ic_keyed_load_miss, V8.ICKeyedLoadMiss) \ |
| 996 | SC(ic_store_miss, V8.ICStoreMiss) \ |
| 997 | SC(ic_keyed_store_miss, V8.ICKeyedStoreMiss) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 998 | SC(cow_arrays_created_runtime, V8.COWArraysCreatedRuntime) \ |
| 999 | SC(cow_arrays_converted, V8.COWArraysConverted) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1000 | SC(constructed_objects, V8.ConstructedObjects) \ |
| 1001 | SC(constructed_objects_runtime, V8.ConstructedObjectsRuntime) \ |
| 1002 | SC(negative_lookups, V8.NegativeLookups) \ |
| 1003 | SC(negative_lookups_miss, V8.NegativeLookupsMiss) \ |
| 1004 | SC(megamorphic_stub_cache_probes, V8.MegamorphicStubCacheProbes) \ |
| 1005 | SC(megamorphic_stub_cache_misses, V8.MegamorphicStubCacheMisses) \ |
| 1006 | SC(megamorphic_stub_cache_updates, V8.MegamorphicStubCacheUpdates) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1007 | SC(enum_cache_hits, V8.EnumCacheHits) \ |
| 1008 | SC(enum_cache_misses, V8.EnumCacheMisses) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1009 | SC(fast_new_closure_total, V8.FastNewClosureTotal) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1010 | SC(string_add_runtime, V8.StringAddRuntime) \ |
| 1011 | SC(string_add_native, V8.StringAddNative) \ |
| 1012 | SC(string_add_runtime_ext_to_one_byte, V8.StringAddRuntimeExtToOneByte) \ |
| 1013 | SC(sub_string_runtime, V8.SubStringRuntime) \ |
| 1014 | SC(sub_string_native, V8.SubStringNative) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1015 | SC(string_compare_native, V8.StringCompareNative) \ |
| 1016 | SC(string_compare_runtime, V8.StringCompareRuntime) \ |
| 1017 | SC(regexp_entry_runtime, V8.RegExpEntryRuntime) \ |
| 1018 | SC(regexp_entry_native, V8.RegExpEntryNative) \ |
| 1019 | SC(number_to_string_native, V8.NumberToStringNative) \ |
| 1020 | SC(number_to_string_runtime, V8.NumberToStringRuntime) \ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1021 | SC(math_exp_runtime, V8.MathExpRuntime) \ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1022 | SC(math_log_runtime, V8.MathLogRuntime) \ |
| 1023 | SC(math_pow_runtime, V8.MathPowRuntime) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1024 | SC(stack_interrupts, V8.StackInterrupts) \ |
| 1025 | SC(runtime_profiler_ticks, V8.RuntimeProfilerTicks) \ |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1026 | SC(runtime_calls, V8.RuntimeCalls) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1027 | SC(bounds_checks_eliminated, V8.BoundsChecksEliminated) \ |
| 1028 | SC(bounds_checks_hoisted, V8.BoundsChecksHoisted) \ |
| 1029 | SC(soft_deopts_requested, V8.SoftDeoptsRequested) \ |
| 1030 | SC(soft_deopts_inserted, V8.SoftDeoptsInserted) \ |
| 1031 | SC(soft_deopts_executed, V8.SoftDeoptsExecuted) \ |
| 1032 | /* Number of write barriers in generated code. */ \ |
| 1033 | SC(write_barriers_dynamic, V8.WriteBarriersDynamic) \ |
| 1034 | SC(write_barriers_static, V8.WriteBarriersStatic) \ |
| 1035 | SC(new_space_bytes_available, V8.MemoryNewSpaceBytesAvailable) \ |
| 1036 | SC(new_space_bytes_committed, V8.MemoryNewSpaceBytesCommitted) \ |
| 1037 | SC(new_space_bytes_used, V8.MemoryNewSpaceBytesUsed) \ |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1038 | SC(old_space_bytes_available, V8.MemoryOldSpaceBytesAvailable) \ |
| 1039 | SC(old_space_bytes_committed, V8.MemoryOldSpaceBytesCommitted) \ |
| 1040 | SC(old_space_bytes_used, V8.MemoryOldSpaceBytesUsed) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1041 | SC(code_space_bytes_available, V8.MemoryCodeSpaceBytesAvailable) \ |
| 1042 | SC(code_space_bytes_committed, V8.MemoryCodeSpaceBytesCommitted) \ |
| 1043 | SC(code_space_bytes_used, V8.MemoryCodeSpaceBytesUsed) \ |
| 1044 | SC(map_space_bytes_available, V8.MemoryMapSpaceBytesAvailable) \ |
| 1045 | SC(map_space_bytes_committed, V8.MemoryMapSpaceBytesCommitted) \ |
| 1046 | SC(map_space_bytes_used, V8.MemoryMapSpaceBytesUsed) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1047 | SC(lo_space_bytes_available, V8.MemoryLoSpaceBytesAvailable) \ |
| 1048 | SC(lo_space_bytes_committed, V8.MemoryLoSpaceBytesCommitted) \ |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1049 | SC(lo_space_bytes_used, V8.MemoryLoSpaceBytesUsed) \ |
| 1050 | SC(turbo_escape_allocs_replaced, V8.TurboEscapeAllocsReplaced) \ |
| 1051 | SC(crankshaft_escape_allocs_replaced, V8.CrankshaftEscapeAllocsReplaced) \ |
| 1052 | SC(turbo_escape_loads_replaced, V8.TurboEscapeLoadsReplaced) \ |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1053 | SC(crankshaft_escape_loads_replaced, V8.CrankshaftEscapeLoadsReplaced) \ |
| 1054 | /* Total code size (including metadata) of baseline code or bytecode. */ \ |
| 1055 | SC(total_baseline_code_size, V8.TotalBaselineCodeSize) \ |
| 1056 | /* Total count of functions compiled using the baseline compiler. */ \ |
| 1057 | SC(total_baseline_compile_count, V8.TotalBaselineCompileCount) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1058 | |
| 1059 | // This file contains all the v8 counters that are in use. |
| 1060 | class Counters { |
| 1061 | public: |
| 1062 | #define HR(name, caption, min, max, num_buckets) \ |
| 1063 | Histogram* name() { return &name##_; } |
| 1064 | HISTOGRAM_RANGE_LIST(HR) |
| 1065 | #undef HR |
| 1066 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1067 | #define HT(name, caption, max, res) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1068 | HistogramTimer* name() { return &name##_; } |
| 1069 | HISTOGRAM_TIMER_LIST(HT) |
| 1070 | #undef HT |
| 1071 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1072 | #define AHT(name, caption) \ |
| 1073 | AggregatableHistogramTimer* name() { return &name##_; } |
| 1074 | AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT) |
| 1075 | #undef AHT |
| 1076 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1077 | #define HP(name, caption) \ |
| 1078 | Histogram* name() { return &name##_; } |
| 1079 | HISTOGRAM_PERCENTAGE_LIST(HP) |
| 1080 | #undef HP |
| 1081 | |
| 1082 | #define HM(name, caption) \ |
| 1083 | Histogram* name() { return &name##_; } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1084 | HISTOGRAM_LEGACY_MEMORY_LIST(HM) |
| 1085 | HISTOGRAM_MEMORY_LIST(HM) |
| 1086 | #undef HM |
| 1087 | |
| 1088 | #define HM(name, caption) \ |
| 1089 | AggregatedMemoryHistogram<Histogram>* aggregated_##name() { \ |
| 1090 | return &aggregated_##name##_; \ |
| 1091 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1092 | HISTOGRAM_MEMORY_LIST(HM) |
| 1093 | #undef HM |
| 1094 | |
| 1095 | #define SC(name, caption) \ |
| 1096 | StatsCounter* name() { return &name##_; } |
| 1097 | STATS_COUNTER_LIST_1(SC) |
| 1098 | STATS_COUNTER_LIST_2(SC) |
| 1099 | #undef SC |
| 1100 | |
| 1101 | #define SC(name) \ |
| 1102 | StatsCounter* count_of_##name() { return &count_of_##name##_; } \ |
| 1103 | StatsCounter* size_of_##name() { return &size_of_##name##_; } |
| 1104 | INSTANCE_TYPE_LIST(SC) |
| 1105 | #undef SC |
| 1106 | |
| 1107 | #define SC(name) \ |
| 1108 | StatsCounter* count_of_CODE_TYPE_##name() \ |
| 1109 | { return &count_of_CODE_TYPE_##name##_; } \ |
| 1110 | StatsCounter* size_of_CODE_TYPE_##name() \ |
| 1111 | { return &size_of_CODE_TYPE_##name##_; } |
| 1112 | CODE_KIND_LIST(SC) |
| 1113 | #undef SC |
| 1114 | |
| 1115 | #define SC(name) \ |
| 1116 | StatsCounter* count_of_FIXED_ARRAY_##name() \ |
| 1117 | { return &count_of_FIXED_ARRAY_##name##_; } \ |
| 1118 | StatsCounter* size_of_FIXED_ARRAY_##name() \ |
| 1119 | { return &size_of_FIXED_ARRAY_##name##_; } |
| 1120 | FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(SC) |
| 1121 | #undef SC |
| 1122 | |
| 1123 | #define SC(name) \ |
| 1124 | StatsCounter* count_of_CODE_AGE_##name() \ |
| 1125 | { return &count_of_CODE_AGE_##name##_; } \ |
| 1126 | StatsCounter* size_of_CODE_AGE_##name() \ |
| 1127 | { return &size_of_CODE_AGE_##name##_; } |
| 1128 | CODE_AGE_LIST_COMPLETE(SC) |
| 1129 | #undef SC |
| 1130 | |
| 1131 | enum Id { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1132 | #define RATE_ID(name, caption, max, res) k_##name, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1133 | HISTOGRAM_TIMER_LIST(RATE_ID) |
| 1134 | #undef RATE_ID |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1135 | #define AGGREGATABLE_ID(name, caption) k_##name, |
| 1136 | AGGREGATABLE_HISTOGRAM_TIMER_LIST(AGGREGATABLE_ID) |
| 1137 | #undef AGGREGATABLE_ID |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1138 | #define PERCENTAGE_ID(name, caption) k_##name, |
| 1139 | HISTOGRAM_PERCENTAGE_LIST(PERCENTAGE_ID) |
| 1140 | #undef PERCENTAGE_ID |
| 1141 | #define MEMORY_ID(name, caption) k_##name, |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1142 | HISTOGRAM_LEGACY_MEMORY_LIST(MEMORY_ID) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1143 | HISTOGRAM_MEMORY_LIST(MEMORY_ID) |
| 1144 | #undef MEMORY_ID |
| 1145 | #define COUNTER_ID(name, caption) k_##name, |
| 1146 | STATS_COUNTER_LIST_1(COUNTER_ID) |
| 1147 | STATS_COUNTER_LIST_2(COUNTER_ID) |
| 1148 | #undef COUNTER_ID |
| 1149 | #define COUNTER_ID(name) kCountOf##name, kSizeOf##name, |
| 1150 | INSTANCE_TYPE_LIST(COUNTER_ID) |
| 1151 | #undef COUNTER_ID |
| 1152 | #define COUNTER_ID(name) kCountOfCODE_TYPE_##name, \ |
| 1153 | kSizeOfCODE_TYPE_##name, |
| 1154 | CODE_KIND_LIST(COUNTER_ID) |
| 1155 | #undef COUNTER_ID |
| 1156 | #define COUNTER_ID(name) kCountOfFIXED_ARRAY__##name, \ |
| 1157 | kSizeOfFIXED_ARRAY__##name, |
| 1158 | FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(COUNTER_ID) |
| 1159 | #undef COUNTER_ID |
| 1160 | #define COUNTER_ID(name) kCountOfCODE_AGE__##name, \ |
| 1161 | kSizeOfCODE_AGE__##name, |
| 1162 | CODE_AGE_LIST_COMPLETE(COUNTER_ID) |
| 1163 | #undef COUNTER_ID |
| 1164 | stats_counter_count |
| 1165 | }; |
| 1166 | |
| 1167 | void ResetCounters(); |
| 1168 | void ResetHistograms(); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1169 | RuntimeCallStats* runtime_call_stats() { return &runtime_call_stats_; } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1170 | |
| 1171 | private: |
| 1172 | #define HR(name, caption, min, max, num_buckets) Histogram name##_; |
| 1173 | HISTOGRAM_RANGE_LIST(HR) |
| 1174 | #undef HR |
| 1175 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1176 | #define HT(name, caption, max, res) HistogramTimer name##_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1177 | HISTOGRAM_TIMER_LIST(HT) |
| 1178 | #undef HT |
| 1179 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1180 | #define AHT(name, caption) \ |
| 1181 | AggregatableHistogramTimer name##_; |
| 1182 | AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT) |
| 1183 | #undef AHT |
| 1184 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1185 | #define HP(name, caption) \ |
| 1186 | Histogram name##_; |
| 1187 | HISTOGRAM_PERCENTAGE_LIST(HP) |
| 1188 | #undef HP |
| 1189 | |
| 1190 | #define HM(name, caption) \ |
| 1191 | Histogram name##_; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1192 | HISTOGRAM_LEGACY_MEMORY_LIST(HM) |
| 1193 | HISTOGRAM_MEMORY_LIST(HM) |
| 1194 | #undef HM |
| 1195 | |
| 1196 | #define HM(name, caption) \ |
| 1197 | AggregatedMemoryHistogram<Histogram> aggregated_##name##_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1198 | HISTOGRAM_MEMORY_LIST(HM) |
| 1199 | #undef HM |
| 1200 | |
| 1201 | #define SC(name, caption) \ |
| 1202 | StatsCounter name##_; |
| 1203 | STATS_COUNTER_LIST_1(SC) |
| 1204 | STATS_COUNTER_LIST_2(SC) |
| 1205 | #undef SC |
| 1206 | |
| 1207 | #define SC(name) \ |
| 1208 | StatsCounter size_of_##name##_; \ |
| 1209 | StatsCounter count_of_##name##_; |
| 1210 | INSTANCE_TYPE_LIST(SC) |
| 1211 | #undef SC |
| 1212 | |
| 1213 | #define SC(name) \ |
| 1214 | StatsCounter size_of_CODE_TYPE_##name##_; \ |
| 1215 | StatsCounter count_of_CODE_TYPE_##name##_; |
| 1216 | CODE_KIND_LIST(SC) |
| 1217 | #undef SC |
| 1218 | |
| 1219 | #define SC(name) \ |
| 1220 | StatsCounter size_of_FIXED_ARRAY_##name##_; \ |
| 1221 | StatsCounter count_of_FIXED_ARRAY_##name##_; |
| 1222 | FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(SC) |
| 1223 | #undef SC |
| 1224 | |
| 1225 | #define SC(name) \ |
| 1226 | StatsCounter size_of_CODE_AGE_##name##_; \ |
| 1227 | StatsCounter count_of_CODE_AGE_##name##_; |
| 1228 | CODE_AGE_LIST_COMPLETE(SC) |
| 1229 | #undef SC |
| 1230 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1231 | RuntimeCallStats runtime_call_stats_; |
| 1232 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1233 | friend class Isolate; |
| 1234 | |
| 1235 | explicit Counters(Isolate* isolate); |
| 1236 | |
| 1237 | DISALLOW_IMPLICIT_CONSTRUCTORS(Counters); |
| 1238 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1239 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1240 | } // namespace internal |
| 1241 | } // namespace v8 |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1242 | |
| 1243 | #endif // V8_COUNTERS_H_ |