ea4346be7f
BUG=v8:5561 Change-Id: If4c679c97af199ce1c90d055627186123bc88574 Reviewed-on: https://chromium-review.googlesource.com/456698 Reviewed-by: Igor Sheludko <ishell@chromium.org> Commit-Queue: Toon Verwaest <verwaest@chromium.org> Cr-Commit-Position: refs/heads/master@{#43944}
1349 lines
58 KiB
C++
1349 lines
58 KiB
C++
// Copyright 2012 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef V8_COUNTERS_H_
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#define V8_COUNTERS_H_
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#include "include/v8.h"
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#include "src/allocation.h"
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#include "src/base/atomic-utils.h"
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#include "src/base/platform/elapsed-timer.h"
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#include "src/base/platform/time.h"
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#include "src/builtins/builtins.h"
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#include "src/globals.h"
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#include "src/isolate.h"
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#include "src/objects.h"
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#include "src/runtime/runtime.h"
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#include "src/tracing/trace-event.h"
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#include "src/tracing/traced-value.h"
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#include "src/tracing/tracing-category-observer.h"
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namespace v8 {
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namespace internal {
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// StatsCounters is an interface for plugging into external
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// counters for monitoring. Counters can be looked up and
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// manipulated by name.
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class StatsTable {
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public:
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// Register an application-defined function where
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// counters can be looked up.
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void SetCounterFunction(CounterLookupCallback f) {
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lookup_function_ = f;
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}
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// Register an application-defined function to create
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// a histogram for passing to the AddHistogramSample function
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void SetCreateHistogramFunction(CreateHistogramCallback f) {
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create_histogram_function_ = f;
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}
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// Register an application-defined function to add a sample
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// to a histogram created with CreateHistogram function
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void SetAddHistogramSampleFunction(AddHistogramSampleCallback f) {
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add_histogram_sample_function_ = f;
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}
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bool HasCounterFunction() const {
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return lookup_function_ != NULL;
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}
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// Lookup the location of a counter by name. If the lookup
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// is successful, returns a non-NULL pointer for writing the
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// value of the counter. Each thread calling this function
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// may receive a different location to store it's counter.
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// The return value must not be cached and re-used across
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// threads, although a single thread is free to cache it.
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int* FindLocation(const char* name) {
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if (!lookup_function_) return NULL;
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return lookup_function_(name);
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}
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// Create a histogram by name. If the create is successful,
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// returns a non-NULL pointer for use with AddHistogramSample
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// function. min and max define the expected minimum and maximum
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// sample values. buckets is the maximum number of buckets
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// that the samples will be grouped into.
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void* CreateHistogram(const char* name,
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int min,
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int max,
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size_t buckets) {
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if (!create_histogram_function_) return NULL;
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return create_histogram_function_(name, min, max, buckets);
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}
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// Add a sample to a histogram created with the CreateHistogram
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// function.
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void AddHistogramSample(void* histogram, int sample) {
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if (!add_histogram_sample_function_) return;
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return add_histogram_sample_function_(histogram, sample);
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}
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private:
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StatsTable();
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CounterLookupCallback lookup_function_;
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CreateHistogramCallback create_histogram_function_;
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AddHistogramSampleCallback add_histogram_sample_function_;
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friend class Isolate;
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DISALLOW_COPY_AND_ASSIGN(StatsTable);
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};
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// StatsCounters are dynamically created values which can be tracked in
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// the StatsTable. They are designed to be lightweight to create and
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// easy to use.
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//
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// Internally, a counter represents a value in a row of a StatsTable.
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// The row has a 32bit value for each process/thread in the table and also
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// a name (stored in the table metadata). Since the storage location can be
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// thread-specific, this class cannot be shared across threads.
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class StatsCounter {
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public:
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StatsCounter() { }
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explicit StatsCounter(Isolate* isolate, const char* name)
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: isolate_(isolate), name_(name), ptr_(NULL), lookup_done_(false) { }
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// Sets the counter to a specific value.
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void Set(int value) {
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int* loc = GetPtr();
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if (loc) *loc = value;
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}
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// Increments the counter.
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void Increment() {
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int* loc = GetPtr();
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if (loc) (*loc)++;
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}
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void Increment(int value) {
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int* loc = GetPtr();
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if (loc)
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(*loc) += value;
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}
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// Decrements the counter.
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void Decrement() {
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int* loc = GetPtr();
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if (loc) (*loc)--;
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}
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void Decrement(int value) {
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int* loc = GetPtr();
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if (loc) (*loc) -= value;
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}
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// Is this counter enabled?
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// Returns false if table is full.
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bool Enabled() {
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return GetPtr() != NULL;
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}
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// Get the internal pointer to the counter. This is used
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// by the code generator to emit code that manipulates a
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// given counter without calling the runtime system.
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int* GetInternalPointer() {
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int* loc = GetPtr();
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DCHECK(loc != NULL);
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return loc;
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}
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// Reset the cached internal pointer.
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void Reset() { lookup_done_ = false; }
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protected:
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// Returns the cached address of this counter location.
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int* GetPtr() {
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if (lookup_done_) return ptr_;
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lookup_done_ = true;
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ptr_ = FindLocationInStatsTable();
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return ptr_;
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}
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private:
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int* FindLocationInStatsTable() const;
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Isolate* isolate_;
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const char* name_;
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int* ptr_;
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bool lookup_done_;
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};
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// A Histogram represents a dynamically created histogram in the StatsTable.
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// It will be registered with the histogram system on first use.
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class Histogram {
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public:
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Histogram() { }
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Histogram(const char* name,
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int min,
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int max,
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int num_buckets,
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Isolate* isolate)
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: name_(name),
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min_(min),
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max_(max),
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num_buckets_(num_buckets),
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histogram_(NULL),
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lookup_done_(false),
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isolate_(isolate) { }
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// Add a single sample to this histogram.
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void AddSample(int sample);
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// Returns true if this histogram is enabled.
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bool Enabled() {
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return GetHistogram() != NULL;
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}
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// Reset the cached internal pointer.
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void Reset() {
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lookup_done_ = false;
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}
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const char* name() { return name_; }
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protected:
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// Returns the handle to the histogram.
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void* GetHistogram() {
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if (!lookup_done_) {
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lookup_done_ = true;
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histogram_ = CreateHistogram();
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}
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return histogram_;
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}
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Isolate* isolate() const { return isolate_; }
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private:
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void* CreateHistogram() const;
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const char* name_;
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int min_;
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int max_;
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int num_buckets_;
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void* histogram_;
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bool lookup_done_;
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Isolate* isolate_;
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};
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// A HistogramTimer allows distributions of results to be created.
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class HistogramTimer : public Histogram {
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public:
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enum Resolution {
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MILLISECOND,
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MICROSECOND
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};
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HistogramTimer() {}
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HistogramTimer(const char* name, int min, int max, Resolution resolution,
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int num_buckets, Isolate* isolate)
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: Histogram(name, min, max, num_buckets, isolate),
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resolution_(resolution) {}
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// Start the timer.
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void Start();
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// Stop the timer and record the results.
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void Stop();
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// Returns true if the timer is running.
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bool Running() {
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return Enabled() && timer_.IsStarted();
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}
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// TODO(bmeurer): Remove this when HistogramTimerScope is fixed.
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#ifdef DEBUG
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base::ElapsedTimer* timer() { return &timer_; }
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#endif
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private:
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base::ElapsedTimer timer_;
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Resolution resolution_;
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};
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// Helper class for scoping a HistogramTimer.
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// TODO(bmeurer): The ifdeffery is an ugly hack around the fact that the
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// Parser is currently reentrant (when it throws an error, we call back
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// into JavaScript and all bets are off), but ElapsedTimer is not
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// reentry-safe. Fix this properly and remove |allow_nesting|.
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class HistogramTimerScope BASE_EMBEDDED {
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public:
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explicit HistogramTimerScope(HistogramTimer* timer,
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bool allow_nesting = false)
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#ifdef DEBUG
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: timer_(timer),
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skipped_timer_start_(false) {
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if (timer_->timer()->IsStarted() && allow_nesting) {
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skipped_timer_start_ = true;
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} else {
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timer_->Start();
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}
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}
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#else
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: timer_(timer) {
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timer_->Start();
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}
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#endif
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~HistogramTimerScope() {
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#ifdef DEBUG
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if (!skipped_timer_start_) {
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timer_->Stop();
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}
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#else
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timer_->Stop();
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#endif
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}
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private:
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HistogramTimer* timer_;
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#ifdef DEBUG
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bool skipped_timer_start_;
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#endif
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};
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// A histogram timer that can aggregate events within a larger scope.
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//
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// Intended use of this timer is to have an outer (aggregating) and an inner
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// (to be aggregated) scope, where the inner scope measure the time of events,
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// and all those inner scope measurements will be summed up by the outer scope.
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// An example use might be to aggregate the time spent in lazy compilation
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// while running a script.
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//
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// Helpers:
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// - AggregatingHistogramTimerScope, the "outer" scope within which
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// times will be summed up.
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// - AggregatedHistogramTimerScope, the "inner" scope which defines the
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// events to be timed.
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class AggregatableHistogramTimer : public Histogram {
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public:
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AggregatableHistogramTimer() {}
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AggregatableHistogramTimer(const char* name, int min, int max,
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int num_buckets, Isolate* isolate)
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: Histogram(name, min, max, num_buckets, isolate) {}
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// Start/stop the "outer" scope.
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void Start() { time_ = base::TimeDelta(); }
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void Stop() { AddSample(static_cast<int>(time_.InMicroseconds())); }
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// Add a time value ("inner" scope).
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void Add(base::TimeDelta other) { time_ += other; }
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private:
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base::TimeDelta time_;
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};
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// A helper class for use with AggregatableHistogramTimer. This is the
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// // outer-most timer scope used with an AggregatableHistogramTimer. It will
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// // aggregate the information from the inner AggregatedHistogramTimerScope.
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class AggregatingHistogramTimerScope {
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public:
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explicit AggregatingHistogramTimerScope(AggregatableHistogramTimer* histogram)
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: histogram_(histogram) {
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histogram_->Start();
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}
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~AggregatingHistogramTimerScope() { histogram_->Stop(); }
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private:
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AggregatableHistogramTimer* histogram_;
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};
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// A helper class for use with AggregatableHistogramTimer, the "inner" scope
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// // which defines the events to be timed.
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class AggregatedHistogramTimerScope {
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public:
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explicit AggregatedHistogramTimerScope(AggregatableHistogramTimer* histogram)
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: histogram_(histogram) {
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timer_.Start();
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}
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~AggregatedHistogramTimerScope() { histogram_->Add(timer_.Elapsed()); }
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private:
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base::ElapsedTimer timer_;
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AggregatableHistogramTimer* histogram_;
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};
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// AggretatedMemoryHistogram collects (time, value) sample pairs and turns
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// them into time-uniform samples for the backing historgram, such that the
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// backing histogram receives one sample every T ms, where the T is controlled
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// by the FLAG_histogram_interval.
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//
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// More formally: let F be a real-valued function that maps time to sample
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// values. We define F as a linear interpolation between adjacent samples. For
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// each time interval [x; x + T) the backing histogram gets one sample value
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// that is the average of F(t) in the interval.
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template <typename Histogram>
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class AggregatedMemoryHistogram {
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public:
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AggregatedMemoryHistogram()
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: is_initialized_(false),
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start_ms_(0.0),
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last_ms_(0.0),
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aggregate_value_(0.0),
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last_value_(0.0),
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backing_histogram_(NULL) {}
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explicit AggregatedMemoryHistogram(Histogram* backing_histogram)
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: AggregatedMemoryHistogram() {
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backing_histogram_ = backing_histogram;
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}
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// Invariants that hold before and after AddSample if
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// is_initialized_ is true:
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//
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// 1) For we processed samples that came in before start_ms_ and sent the
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// corresponding aggregated samples to backing histogram.
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// 2) (last_ms_, last_value_) is the last received sample.
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// 3) last_ms_ < start_ms_ + FLAG_histogram_interval.
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// 4) aggregate_value_ is the average of the function that is constructed by
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// linearly interpolating samples received between start_ms_ and last_ms_.
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void AddSample(double current_ms, double current_value);
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private:
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double Aggregate(double current_ms, double current_value);
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bool is_initialized_;
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double start_ms_;
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double last_ms_;
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double aggregate_value_;
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double last_value_;
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Histogram* backing_histogram_;
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};
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template <typename Histogram>
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void AggregatedMemoryHistogram<Histogram>::AddSample(double current_ms,
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double current_value) {
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if (!is_initialized_) {
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aggregate_value_ = current_value;
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start_ms_ = current_ms;
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last_value_ = current_value;
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last_ms_ = current_ms;
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is_initialized_ = true;
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} else {
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const double kEpsilon = 1e-6;
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const int kMaxSamples = 1000;
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if (current_ms < last_ms_ + kEpsilon) {
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// Two samples have the same time, remember the last one.
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last_value_ = current_value;
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} else {
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double sample_interval_ms = FLAG_histogram_interval;
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double end_ms = start_ms_ + sample_interval_ms;
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if (end_ms <= current_ms + kEpsilon) {
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// Linearly interpolate between the last_ms_ and the current_ms.
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double slope = (current_value - last_value_) / (current_ms - last_ms_);
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int i;
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// Send aggregated samples to the backing histogram from the start_ms
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// to the current_ms.
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for (i = 0; i < kMaxSamples && end_ms <= current_ms + kEpsilon; i++) {
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double end_value = last_value_ + (end_ms - last_ms_) * slope;
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double sample_value;
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if (i == 0) {
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// Take aggregate_value_ into account.
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sample_value = Aggregate(end_ms, end_value);
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} else {
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// There is no aggregate_value_ for i > 0.
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sample_value = (last_value_ + end_value) / 2;
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}
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backing_histogram_->AddSample(static_cast<int>(sample_value + 0.5));
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last_value_ = end_value;
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last_ms_ = end_ms;
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end_ms += sample_interval_ms;
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}
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if (i == kMaxSamples) {
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// We hit the sample limit, ignore the remaining samples.
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aggregate_value_ = current_value;
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start_ms_ = current_ms;
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} else {
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aggregate_value_ = last_value_;
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start_ms_ = last_ms_;
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}
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}
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aggregate_value_ = current_ms > start_ms_ + kEpsilon
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? Aggregate(current_ms, current_value)
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: aggregate_value_;
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last_value_ = current_value;
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last_ms_ = current_ms;
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}
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}
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}
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template <typename Histogram>
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double AggregatedMemoryHistogram<Histogram>::Aggregate(double current_ms,
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double current_value) {
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double interval_ms = current_ms - start_ms_;
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double value = (current_value + last_value_) / 2;
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// The aggregate_value_ is the average for [start_ms_; last_ms_].
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// The value is the average for [last_ms_; current_ms].
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// Return the weighted average of the aggregate_value_ and the value.
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return aggregate_value_ * ((last_ms_ - start_ms_) / interval_ms) +
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value * ((current_ms - last_ms_) / interval_ms);
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}
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class RuntimeCallCounter final {
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public:
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explicit RuntimeCallCounter(const char* name) : name_(name) {}
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V8_NOINLINE void Reset();
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V8_NOINLINE void Dump(v8::tracing::TracedValue* value);
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void Add(RuntimeCallCounter* other);
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const char* name() const { return name_; }
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int64_t count() const { return count_; }
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base::TimeDelta time() const { return time_; }
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void Increment() { count_++; }
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void Add(base::TimeDelta delta) { time_ += delta; }
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private:
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const char* name_;
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int64_t count_ = 0;
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base::TimeDelta time_;
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};
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// RuntimeCallTimer is used to keep track of the stack of currently active
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// timers used for properly measuring the own time of a RuntimeCallCounter.
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class RuntimeCallTimer final {
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public:
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RuntimeCallCounter* counter() { return counter_; }
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void set_counter(RuntimeCallCounter* counter) { counter_ = counter; }
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RuntimeCallTimer* parent() const { return parent_.Value(); }
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void set_parent(RuntimeCallTimer* timer) { parent_.SetValue(timer); }
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const char* name() const { return counter_->name(); }
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inline bool IsStarted();
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inline void Start(RuntimeCallCounter* counter, RuntimeCallTimer* parent);
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void Snapshot();
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inline RuntimeCallTimer* Stop();
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private:
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inline void Pause(base::TimeTicks now);
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inline void Resume(base::TimeTicks now);
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inline void CommitTimeToCounter();
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inline base::TimeTicks Now();
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RuntimeCallCounter* counter_ = nullptr;
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base::AtomicValue<RuntimeCallTimer*> parent_;
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base::TimeTicks start_ticks_;
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base::TimeDelta elapsed_;
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};
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#define FOR_EACH_API_COUNTER(V) \
|
|
V(ArrayBuffer_Cast) \
|
|
V(ArrayBuffer_Neuter) \
|
|
V(ArrayBuffer_New) \
|
|
V(Array_CloneElementAt) \
|
|
V(Array_New) \
|
|
V(BooleanObject_BooleanValue) \
|
|
V(BooleanObject_New) \
|
|
V(Context_New) \
|
|
V(Context_NewRemoteContext) \
|
|
V(DataView_New) \
|
|
V(Date_DateTimeConfigurationChangeNotification) \
|
|
V(Date_New) \
|
|
V(Date_NumberValue) \
|
|
V(Debug_Call) \
|
|
V(Error_New) \
|
|
V(External_New) \
|
|
V(Float32Array_New) \
|
|
V(Float64Array_New) \
|
|
V(Function_Call) \
|
|
V(Function_New) \
|
|
V(Function_NewInstance) \
|
|
V(FunctionTemplate_GetFunction) \
|
|
V(FunctionTemplate_New) \
|
|
V(FunctionTemplate_NewRemoteInstance) \
|
|
V(FunctionTemplate_NewWithCache) \
|
|
V(FunctionTemplate_NewWithFastHandler) \
|
|
V(Int16Array_New) \
|
|
V(Int32Array_New) \
|
|
V(Int8Array_New) \
|
|
V(JSON_Parse) \
|
|
V(JSON_Stringify) \
|
|
V(Map_AsArray) \
|
|
V(Map_Clear) \
|
|
V(Map_Delete) \
|
|
V(Map_Get) \
|
|
V(Map_Has) \
|
|
V(Map_New) \
|
|
V(Map_Set) \
|
|
V(Message_GetEndColumn) \
|
|
V(Message_GetLineNumber) \
|
|
V(Message_GetSourceLine) \
|
|
V(Message_GetStartColumn) \
|
|
V(Module_Evaluate) \
|
|
V(Module_Instantiate) \
|
|
V(NumberObject_New) \
|
|
V(NumberObject_NumberValue) \
|
|
V(Object_CallAsConstructor) \
|
|
V(Object_CallAsFunction) \
|
|
V(Object_CreateDataProperty) \
|
|
V(Object_DefineOwnProperty) \
|
|
V(Object_DefineProperty) \
|
|
V(Object_Delete) \
|
|
V(Object_DeleteProperty) \
|
|
V(Object_ForceSet) \
|
|
V(Object_Get) \
|
|
V(Object_GetOwnPropertyDescriptor) \
|
|
V(Object_GetOwnPropertyNames) \
|
|
V(Object_GetPropertyAttributes) \
|
|
V(Object_GetPropertyNames) \
|
|
V(Object_GetRealNamedProperty) \
|
|
V(Object_GetRealNamedPropertyAttributes) \
|
|
V(Object_GetRealNamedPropertyAttributesInPrototypeChain) \
|
|
V(Object_GetRealNamedPropertyInPrototypeChain) \
|
|
V(Object_HasOwnProperty) \
|
|
V(Object_HasRealIndexedProperty) \
|
|
V(Object_HasRealNamedCallbackProperty) \
|
|
V(Object_HasRealNamedProperty) \
|
|
V(Object_Int32Value) \
|
|
V(Object_IntegerValue) \
|
|
V(Object_New) \
|
|
V(Object_NumberValue) \
|
|
V(Object_ObjectProtoToString) \
|
|
V(Object_Set) \
|
|
V(Object_SetAccessor) \
|
|
V(Object_SetIntegrityLevel) \
|
|
V(Object_SetPrivate) \
|
|
V(Object_SetPrototype) \
|
|
V(ObjectTemplate_New) \
|
|
V(ObjectTemplate_NewInstance) \
|
|
V(Object_ToArrayIndex) \
|
|
V(Object_ToDetailString) \
|
|
V(Object_ToInt32) \
|
|
V(Object_ToInteger) \
|
|
V(Object_ToNumber) \
|
|
V(Object_ToObject) \
|
|
V(Object_ToString) \
|
|
V(Object_ToUint32) \
|
|
V(Object_Uint32Value) \
|
|
V(Persistent_New) \
|
|
V(Private_New) \
|
|
V(Promise_Catch) \
|
|
V(Promise_Chain) \
|
|
V(Promise_HasRejectHandler) \
|
|
V(Promise_Resolver_New) \
|
|
V(Promise_Resolver_Resolve) \
|
|
V(Promise_Result) \
|
|
V(Promise_Status) \
|
|
V(Promise_Then) \
|
|
V(Proxy_New) \
|
|
V(RangeError_New) \
|
|
V(ReferenceError_New) \
|
|
V(RegExp_New) \
|
|
V(ScriptCompiler_Compile) \
|
|
V(ScriptCompiler_CompileFunctionInContext) \
|
|
V(ScriptCompiler_CompileUnbound) \
|
|
V(Script_Run) \
|
|
V(Set_Add) \
|
|
V(Set_AsArray) \
|
|
V(Set_Clear) \
|
|
V(Set_Delete) \
|
|
V(Set_Has) \
|
|
V(Set_New) \
|
|
V(SharedArrayBuffer_New) \
|
|
V(String_Concat) \
|
|
V(String_NewExternalOneByte) \
|
|
V(String_NewExternalTwoByte) \
|
|
V(String_NewFromOneByte) \
|
|
V(String_NewFromTwoByte) \
|
|
V(String_NewFromUtf8) \
|
|
V(StringObject_New) \
|
|
V(StringObject_StringValue) \
|
|
V(String_Write) \
|
|
V(String_WriteUtf8) \
|
|
V(Symbol_New) \
|
|
V(SymbolObject_New) \
|
|
V(SymbolObject_SymbolValue) \
|
|
V(SyntaxError_New) \
|
|
V(TryCatch_StackTrace) \
|
|
V(TypeError_New) \
|
|
V(Uint16Array_New) \
|
|
V(Uint32Array_New) \
|
|
V(Uint8Array_New) \
|
|
V(Uint8ClampedArray_New) \
|
|
V(UnboundScript_GetId) \
|
|
V(UnboundScript_GetLineNumber) \
|
|
V(UnboundScript_GetName) \
|
|
V(UnboundScript_GetSourceMappingURL) \
|
|
V(UnboundScript_GetSourceURL) \
|
|
V(Value_TypeOf) \
|
|
V(ValueDeserializer_ReadHeader) \
|
|
V(ValueDeserializer_ReadValue) \
|
|
V(ValueSerializer_WriteValue)
|
|
|
|
#define FOR_EACH_MANUAL_COUNTER(V) \
|
|
V(AccessorGetterCallback) \
|
|
V(AccessorNameGetterCallback) \
|
|
V(AccessorNameGetterCallback_ArrayLength) \
|
|
V(AccessorNameGetterCallback_BoundFunctionLength) \
|
|
V(AccessorNameGetterCallback_BoundFunctionName) \
|
|
V(AccessorNameGetterCallback_FunctionPrototype) \
|
|
V(AccessorNameGetterCallback_StringLength) \
|
|
V(AccessorNameSetterCallback) \
|
|
V(CompileCodeLazy) \
|
|
V(CompileDeserialize) \
|
|
V(CompileEval) \
|
|
V(CompileFullCode) \
|
|
V(CompileAnalyse) \
|
|
V(CompileBackgroundIgnition) \
|
|
V(CompileFunction) \
|
|
V(CompileGetFromOptimizedCodeMap) \
|
|
V(CompileGetUnoptimizedCode) \
|
|
V(CompileIgnition) \
|
|
V(CompileIgnitionFinalization) \
|
|
V(CompileInnerFunction) \
|
|
V(CompileRenumber) \
|
|
V(CompileRewriteReturnResult) \
|
|
V(CompileScopeAnalysis) \
|
|
V(CompileScript) \
|
|
V(CompileSerialize) \
|
|
V(CompileWaitForDispatcher) \
|
|
V(DeoptimizeCode) \
|
|
V(FunctionCallback) \
|
|
V(GC) \
|
|
V(GC_AllAvailableGarbage) \
|
|
V(GCEpilogueCallback) \
|
|
V(GCPrologueCallback) \
|
|
V(GenericNamedPropertyDefinerCallback) \
|
|
V(GenericNamedPropertyDeleterCallback) \
|
|
V(GenericNamedPropertyDescriptorCallback) \
|
|
V(GenericNamedPropertyQueryCallback) \
|
|
V(GenericNamedPropertySetterCallback) \
|
|
V(GetMoreDataCallback) \
|
|
V(IndexedPropertyDefinerCallback) \
|
|
V(IndexedPropertyDeleterCallback) \
|
|
V(IndexedPropertyDescriptorCallback) \
|
|
V(IndexedPropertyGetterCallback) \
|
|
V(IndexedPropertyQueryCallback) \
|
|
V(IndexedPropertySetterCallback) \
|
|
V(InvokeApiInterruptCallbacks) \
|
|
V(InvokeFunctionCallback) \
|
|
V(JS_Execution) \
|
|
V(Map_SetPrototype) \
|
|
V(Map_TransitionToAccessorProperty) \
|
|
V(Map_TransitionToDataProperty) \
|
|
V(Object_DeleteProperty) \
|
|
V(OptimizeCode) \
|
|
V(ParseArrowFunctionLiteral) \
|
|
V(ParseBackgroundArrowFunctionLiteral) \
|
|
V(ParseBackgroundFunctionLiteral) \
|
|
V(ParseEval) \
|
|
V(ParseFunction) \
|
|
V(ParseFunctionLiteral) \
|
|
V(ParseProgram) \
|
|
V(PreParseArrowFunctionLiteral) \
|
|
V(PreParseBackgroundArrowFunctionLiteral) \
|
|
V(PreParseBackgroundNoVariableResolution) \
|
|
V(PreParseBackgroundWithVariableResolution) \
|
|
V(PreParseNoVariableResolution) \
|
|
V(PreParseWithVariableResolution) \
|
|
V(PropertyCallback) \
|
|
V(PrototypeMap_TransitionToAccessorProperty) \
|
|
V(PrototypeMap_TransitionToDataProperty) \
|
|
V(PrototypeObject_DeleteProperty) \
|
|
V(RecompileConcurrent) \
|
|
V(RecompileSynchronous) \
|
|
V(TestCounter1) \
|
|
V(TestCounter2) \
|
|
V(TestCounter3) \
|
|
/* Dummy counter for the unexpected stub miss. */ \
|
|
V(UnexpectedStubMiss)
|
|
|
|
#define FOR_EACH_HANDLER_COUNTER(V) \
|
|
V(IC_HandlerCacheHit) \
|
|
V(KeyedLoadIC_LoadIndexedStringStub) \
|
|
V(KeyedLoadIC_LoadIndexedInterceptorStub) \
|
|
V(KeyedLoadIC_KeyedLoadSloppyArgumentsStub) \
|
|
V(KeyedLoadIC_LoadElementDH) \
|
|
V(KeyedLoadIC_SlowStub) \
|
|
V(KeyedStoreIC_ElementsTransitionAndStoreStub) \
|
|
V(KeyedStoreIC_KeyedStoreSloppyArgumentsStub) \
|
|
V(KeyedStoreIC_SlowStub) \
|
|
V(KeyedStoreIC_StoreFastElementStub) \
|
|
V(KeyedStoreIC_StoreElementStub) \
|
|
V(LoadIC_FunctionPrototypeStub) \
|
|
V(LoadIC_HandlerCacheHit_AccessCheck) \
|
|
V(LoadIC_HandlerCacheHit_Exotic) \
|
|
V(LoadIC_HandlerCacheHit_Interceptor) \
|
|
V(LoadIC_HandlerCacheHit_JSProxy) \
|
|
V(LoadIC_HandlerCacheHit_NonExistent) \
|
|
V(LoadIC_HandlerCacheHit_Accessor) \
|
|
V(LoadIC_HandlerCacheHit_Data) \
|
|
V(LoadIC_HandlerCacheHit_Transition) \
|
|
V(LoadIC_LoadApiGetterDH) \
|
|
V(LoadIC_LoadApiGetterFromPrototypeDH) \
|
|
V(LoadIC_LoadApiGetterStub) \
|
|
V(LoadIC_LoadCallback) \
|
|
V(LoadIC_LoadConstantDH) \
|
|
V(LoadIC_LoadConstantFromPrototypeDH) \
|
|
V(LoadIC_LoadConstant) \
|
|
V(LoadIC_LoadConstantStub) \
|
|
V(LoadIC_LoadFieldDH) \
|
|
V(LoadIC_LoadFieldFromPrototypeDH) \
|
|
V(LoadIC_LoadField) \
|
|
V(LoadIC_LoadGlobalFromPrototypeDH) \
|
|
V(LoadIC_LoadInterceptorDH) \
|
|
V(LoadIC_LoadNonMaskingInterceptorDH) \
|
|
V(LoadIC_LoadInterceptorFromPrototypeDH) \
|
|
V(LoadIC_LoadNonexistentDH) \
|
|
V(LoadIC_LoadNonexistent) \
|
|
V(LoadIC_LoadNormalDH) \
|
|
V(LoadIC_LoadNormalFromPrototypeDH) \
|
|
V(LoadIC_LoadScriptContextFieldStub) \
|
|
V(LoadIC_LoadViaGetter) \
|
|
V(LoadIC_NonReceiver) \
|
|
V(LoadIC_Premonomorphic) \
|
|
V(LoadIC_SlowStub) \
|
|
V(LoadIC_StringLengthStub) \
|
|
V(StoreIC_HandlerCacheHit_AccessCheck) \
|
|
V(StoreIC_HandlerCacheHit_Exotic) \
|
|
V(StoreIC_HandlerCacheHit_Interceptor) \
|
|
V(StoreIC_HandlerCacheHit_JSProxy) \
|
|
V(StoreIC_HandlerCacheHit_NonExistent) \
|
|
V(StoreIC_HandlerCacheHit_Accessor) \
|
|
V(StoreIC_HandlerCacheHit_Data) \
|
|
V(StoreIC_HandlerCacheHit_Transition) \
|
|
V(StoreIC_NonReceiver) \
|
|
V(StoreIC_Premonomorphic) \
|
|
V(StoreIC_SlowStub) \
|
|
V(StoreIC_StoreCallback) \
|
|
V(StoreIC_StoreField) \
|
|
V(StoreIC_StoreFieldDH) \
|
|
V(StoreIC_StoreFieldStub) \
|
|
V(StoreIC_StoreGlobalDH) \
|
|
V(StoreIC_StoreGlobalTransitionDH) \
|
|
V(StoreIC_StoreInterceptorStub) \
|
|
V(StoreIC_StoreNormalDH) \
|
|
V(StoreIC_StoreScriptContextFieldStub) \
|
|
V(StoreIC_StoreTransition) \
|
|
V(StoreIC_StoreTransitionDH) \
|
|
V(StoreIC_StoreViaSetter)
|
|
|
|
class RuntimeCallStats final : public ZoneObject {
|
|
public:
|
|
typedef RuntimeCallCounter RuntimeCallStats::*CounterId;
|
|
|
|
#define CALL_RUNTIME_COUNTER(name) \
|
|
RuntimeCallCounter name = RuntimeCallCounter(#name);
|
|
FOR_EACH_MANUAL_COUNTER(CALL_RUNTIME_COUNTER)
|
|
#undef CALL_RUNTIME_COUNTER
|
|
#define CALL_RUNTIME_COUNTER(name, nargs, ressize) \
|
|
RuntimeCallCounter Runtime_##name = RuntimeCallCounter(#name);
|
|
FOR_EACH_INTRINSIC(CALL_RUNTIME_COUNTER)
|
|
#undef CALL_RUNTIME_COUNTER
|
|
#define CALL_BUILTIN_COUNTER(name) \
|
|
RuntimeCallCounter Builtin_##name = RuntimeCallCounter(#name);
|
|
BUILTIN_LIST_C(CALL_BUILTIN_COUNTER)
|
|
#undef CALL_BUILTIN_COUNTER
|
|
#define CALL_BUILTIN_COUNTER(name) \
|
|
RuntimeCallCounter API_##name = RuntimeCallCounter("API_" #name);
|
|
FOR_EACH_API_COUNTER(CALL_BUILTIN_COUNTER)
|
|
#undef CALL_BUILTIN_COUNTER
|
|
#define CALL_BUILTIN_COUNTER(name) \
|
|
RuntimeCallCounter Handler_##name = RuntimeCallCounter(#name);
|
|
FOR_EACH_HANDLER_COUNTER(CALL_BUILTIN_COUNTER)
|
|
#undef CALL_BUILTIN_COUNTER
|
|
|
|
static const CounterId counters[];
|
|
static const int counters_count;
|
|
|
|
// Starting measuring the time for a function. This will establish the
|
|
// connection to the parent counter for properly calculating the own times.
|
|
V8_EXPORT_PRIVATE static void Enter(RuntimeCallStats* stats,
|
|
RuntimeCallTimer* timer,
|
|
CounterId counter_id);
|
|
|
|
// Leave a scope for a measured runtime function. This will properly add
|
|
// the time delta to the current_counter and subtract the delta from its
|
|
// parent.
|
|
V8_EXPORT_PRIVATE static void Leave(RuntimeCallStats* stats,
|
|
RuntimeCallTimer* timer);
|
|
|
|
// Set counter id for the innermost measurement. It can be used to refine
|
|
// event kind when a runtime entry counter is too generic.
|
|
V8_EXPORT_PRIVATE static void CorrectCurrentCounterId(RuntimeCallStats* stats,
|
|
CounterId counter_id);
|
|
|
|
V8_EXPORT_PRIVATE void Reset();
|
|
// Add all entries from another stats object.
|
|
void Add(RuntimeCallStats* other);
|
|
V8_EXPORT_PRIVATE void Print(std::ostream& os);
|
|
V8_NOINLINE void Dump(v8::tracing::TracedValue* value);
|
|
|
|
RuntimeCallStats() {
|
|
Reset();
|
|
in_use_ = false;
|
|
}
|
|
|
|
RuntimeCallTimer* current_timer() { return current_timer_.Value(); }
|
|
bool InUse() { return in_use_; }
|
|
|
|
private:
|
|
// Counter to track recursive time events.
|
|
base::AtomicValue<RuntimeCallTimer*> current_timer_;
|
|
// Used to track nested tracing scopes.
|
|
bool in_use_;
|
|
};
|
|
|
|
#define CHANGE_CURRENT_RUNTIME_COUNTER(runtime_call_stats, counter_name) \
|
|
do { \
|
|
if (V8_UNLIKELY(FLAG_runtime_stats)) { \
|
|
RuntimeCallStats::CorrectCurrentCounterId( \
|
|
runtime_call_stats, &RuntimeCallStats::counter_name); \
|
|
} \
|
|
} while (false)
|
|
|
|
#define TRACE_HANDLER_STATS(isolate, counter_name) \
|
|
CHANGE_CURRENT_RUNTIME_COUNTER(isolate->counters()->runtime_call_stats(), \
|
|
Handler_##counter_name)
|
|
|
|
// A RuntimeCallTimerScopes wraps around a RuntimeCallTimer to measure the
|
|
// the time of C++ scope.
|
|
class RuntimeCallTimerScope {
|
|
public:
|
|
inline RuntimeCallTimerScope(Isolate* isolate,
|
|
RuntimeCallStats::CounterId counter_id);
|
|
// This constructor is here just to avoid calling GetIsolate() when the
|
|
// stats are disabled and the isolate is not directly available.
|
|
inline RuntimeCallTimerScope(HeapObject* heap_object,
|
|
RuntimeCallStats::CounterId counter_id);
|
|
inline RuntimeCallTimerScope(RuntimeCallStats* stats,
|
|
RuntimeCallStats::CounterId counter_id);
|
|
|
|
inline ~RuntimeCallTimerScope() {
|
|
if (V8_UNLIKELY(stats_ != nullptr)) {
|
|
RuntimeCallStats::Leave(stats_, &timer_);
|
|
}
|
|
}
|
|
|
|
private:
|
|
V8_INLINE void Initialize(RuntimeCallStats* stats,
|
|
RuntimeCallStats::CounterId counter_id) {
|
|
stats_ = stats;
|
|
RuntimeCallStats::Enter(stats_, &timer_, counter_id);
|
|
}
|
|
|
|
RuntimeCallStats* stats_ = nullptr;
|
|
RuntimeCallTimer timer_;
|
|
};
|
|
|
|
#define HISTOGRAM_RANGE_LIST(HR) \
|
|
/* Generic range histograms */ \
|
|
HR(detached_context_age_in_gc, V8.DetachedContextAgeInGC, 0, 20, 21) \
|
|
HR(gc_idle_time_allotted_in_ms, V8.GCIdleTimeAllottedInMS, 0, 10000, 101) \
|
|
HR(gc_idle_time_limit_overshot, V8.GCIdleTimeLimit.Overshot, 0, 10000, 101) \
|
|
HR(gc_idle_time_limit_undershot, V8.GCIdleTimeLimit.Undershot, 0, 10000, \
|
|
101) \
|
|
HR(code_cache_reject_reason, V8.CodeCacheRejectReason, 1, 6, 6) \
|
|
HR(errors_thrown_per_context, V8.ErrorsThrownPerContext, 0, 200, 20) \
|
|
HR(debug_feature_usage, V8.DebugFeatureUsage, 1, 7, 7) \
|
|
HR(incremental_marking_reason, V8.GCIncrementalMarkingReason, 0, 21, 22) \
|
|
HR(mark_compact_reason, V8.GCMarkCompactReason, 0, 21, 22) \
|
|
HR(scavenge_reason, V8.GCScavengeReason, 0, 21, 22) \
|
|
HR(young_generation_handling, V8.GCYoungGenerationHandling, 0, 2, 3) \
|
|
/* Asm/Wasm. */ \
|
|
HR(wasm_functions_per_module, V8.WasmFunctionsPerModule, 1, 10000, 51)
|
|
|
|
#define HISTOGRAM_TIMER_LIST(HT) \
|
|
/* Garbage collection timers. */ \
|
|
HT(gc_compactor, V8.GCCompactor, 10000, MILLISECOND) \
|
|
HT(gc_finalize, V8.GCFinalizeMC, 10000, MILLISECOND) \
|
|
HT(gc_finalize_reduce_memory, V8.GCFinalizeMCReduceMemory, 10000, \
|
|
MILLISECOND) \
|
|
HT(gc_scavenger, V8.GCScavenger, 10000, MILLISECOND) \
|
|
HT(gc_context, V8.GCContext, 10000, \
|
|
MILLISECOND) /* GC context cleanup time */ \
|
|
HT(gc_idle_notification, V8.GCIdleNotification, 10000, MILLISECOND) \
|
|
HT(gc_incremental_marking, V8.GCIncrementalMarking, 10000, MILLISECOND) \
|
|
HT(gc_incremental_marking_start, V8.GCIncrementalMarkingStart, 10000, \
|
|
MILLISECOND) \
|
|
HT(gc_incremental_marking_finalize, V8.GCIncrementalMarkingFinalize, 10000, \
|
|
MILLISECOND) \
|
|
HT(gc_low_memory_notification, V8.GCLowMemoryNotification, 10000, \
|
|
MILLISECOND) \
|
|
/* Compilation times. */ \
|
|
HT(compile, V8.CompileMicroSeconds, 1000000, MICROSECOND) \
|
|
HT(compile_eval, V8.CompileEvalMicroSeconds, 1000000, MICROSECOND) \
|
|
/* Serialization as part of compilation (code caching) */ \
|
|
HT(compile_serialize, V8.CompileSerializeMicroSeconds, 100000, MICROSECOND) \
|
|
HT(compile_deserialize, V8.CompileDeserializeMicroSeconds, 1000000, \
|
|
MICROSECOND) \
|
|
/* Total compilation time incl. caching/parsing */ \
|
|
HT(compile_script, V8.CompileScriptMicroSeconds, 1000000, MICROSECOND) \
|
|
/* Total JavaScript execution time (including callbacks and runtime calls */ \
|
|
HT(execute, V8.Execute, 1000000, MICROSECOND) \
|
|
/* Asm/Wasm */ \
|
|
HT(wasm_instantiate_module_time, V8.WasmInstantiateModuleMicroSeconds, \
|
|
1000000, MICROSECOND) \
|
|
HT(wasm_decode_module_time, V8.WasmDecodeModuleMicroSeconds, 1000000, \
|
|
MICROSECOND) \
|
|
HT(wasm_decode_function_time, V8.WasmDecodeFunctionMicroSeconds, 1000000, \
|
|
MICROSECOND) \
|
|
HT(wasm_compile_module_time, V8.WasmCompileModuleMicroSeconds, 1000000, \
|
|
MICROSECOND) \
|
|
HT(wasm_compile_function_time, V8.WasmCompileFunctionMicroSeconds, 1000000, \
|
|
MICROSECOND) \
|
|
HT(asm_wasm_translation_time, V8.AsmWasmTranslationMicroSeconds, 1000000, \
|
|
MICROSECOND) \
|
|
HT(asm_wasm_lazy_compilation_time, V8.AsmWasmLazyCompilationMicroSeconds, \
|
|
1000000, MICROSECOND)
|
|
|
|
#define AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT) \
|
|
AHT(compile_lazy, V8.CompileLazyMicroSeconds)
|
|
|
|
#define HISTOGRAM_PERCENTAGE_LIST(HP) \
|
|
/* Heap fragmentation. */ \
|
|
HP(external_fragmentation_total, V8.MemoryExternalFragmentationTotal) \
|
|
HP(external_fragmentation_old_space, V8.MemoryExternalFragmentationOldSpace) \
|
|
HP(external_fragmentation_code_space, \
|
|
V8.MemoryExternalFragmentationCodeSpace) \
|
|
HP(external_fragmentation_map_space, V8.MemoryExternalFragmentationMapSpace) \
|
|
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_space, V8.MemoryHeapFractionOldSpace) \
|
|
HP(heap_fraction_code_space, V8.MemoryHeapFractionCodeSpace) \
|
|
HP(heap_fraction_map_space, V8.MemoryHeapFractionMapSpace) \
|
|
HP(heap_fraction_lo_space, V8.MemoryHeapFractionLoSpace)
|
|
|
|
#define HISTOGRAM_LEGACY_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_code_space_committed, V8.MemoryHeapSampleCodeSpaceCommitted) \
|
|
HM(heap_sample_maximum_committed, V8.MemoryHeapSampleMaximumCommitted)
|
|
|
|
#define HISTOGRAM_MEMORY_LIST(HM) \
|
|
HM(memory_heap_committed, V8.MemoryHeapCommitted) \
|
|
HM(memory_heap_used, V8.MemoryHeapUsed) \
|
|
/* Asm/Wasm */ \
|
|
HM(wasm_decode_module_peak_memory_bytes, V8.WasmDecodeModulePeakMemoryBytes) \
|
|
HM(wasm_compile_function_peak_memory_bytes, \
|
|
V8.WasmCompileFunctionPeakMemoryBytes) \
|
|
HM(wasm_min_mem_pages_count, V8.WasmMinMemPagesCount) \
|
|
HM(wasm_max_mem_pages_count, V8.WasmMaxMemPagesCount) \
|
|
HM(wasm_function_size_bytes, V8.WasmFunctionSizeBytes) \
|
|
HM(wasm_module_size_bytes, V8.WasmModuleSizeBytes)
|
|
|
|
// 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(maps_normalized, V8.MapsNormalized) \
|
|
SC(maps_created, V8.MapsCreated) \
|
|
SC(elements_transitions, V8.ObjectElementsTransitions) \
|
|
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(inlined_copied_elements, V8.InlinedCopiedElements) \
|
|
SC(arguments_adaptors, V8.ArgumentsAdaptors) \
|
|
SC(compilation_cache_hits, V8.CompilationCacheHits) \
|
|
SC(compilation_cache_misses, V8.CompilationCacheMisses) \
|
|
/* 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) \
|
|
/* 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_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) \
|
|
SC(ic_keyed_load_generic_smi, V8.ICKeyedLoadGenericSmi) \
|
|
SC(ic_keyed_load_generic_symbol, V8.ICKeyedLoadGenericSymbol) \
|
|
SC(ic_keyed_load_generic_slow, V8.ICKeyedLoadGenericSlow) \
|
|
SC(ic_named_load_global_stub, V8.ICNamedLoadGlobalStub) \
|
|
SC(ic_store_normal_miss, V8.ICStoreNormalMiss) \
|
|
SC(ic_store_normal_hit, V8.ICStoreNormalHit) \
|
|
SC(ic_binary_op_miss, V8.ICBinaryOpMiss) \
|
|
SC(ic_compare_miss, V8.ICCompareMiss) \
|
|
SC(ic_call_miss, V8.ICCallMiss) \
|
|
SC(ic_keyed_call_miss, V8.ICKeyedCallMiss) \
|
|
SC(ic_store_miss, V8.ICStoreMiss) \
|
|
SC(ic_keyed_store_miss, V8.ICKeyedStoreMiss) \
|
|
SC(cow_arrays_created_runtime, V8.COWArraysCreatedRuntime) \
|
|
SC(cow_arrays_converted, V8.COWArraysConverted) \
|
|
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(enum_cache_hits, V8.EnumCacheHits) \
|
|
SC(enum_cache_misses, V8.EnumCacheMisses) \
|
|
SC(fast_new_closure_total, V8.FastNewClosureTotal) \
|
|
SC(string_add_runtime, V8.StringAddRuntime) \
|
|
SC(string_add_native, V8.StringAddNative) \
|
|
SC(string_add_runtime_ext_to_one_byte, V8.StringAddRuntimeExtToOneByte) \
|
|
SC(sub_string_runtime, V8.SubStringRuntime) \
|
|
SC(sub_string_native, V8.SubStringNative) \
|
|
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_exp_runtime, V8.MathExpRuntime) \
|
|
SC(math_log_runtime, V8.MathLogRuntime) \
|
|
SC(math_pow_runtime, V8.MathPowRuntime) \
|
|
SC(stack_interrupts, V8.StackInterrupts) \
|
|
SC(runtime_profiler_ticks, V8.RuntimeProfilerTicks) \
|
|
SC(runtime_calls, V8.RuntimeCalls) \
|
|
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_space_bytes_available, V8.MemoryOldSpaceBytesAvailable) \
|
|
SC(old_space_bytes_committed, V8.MemoryOldSpaceBytesCommitted) \
|
|
SC(old_space_bytes_used, V8.MemoryOldSpaceBytesUsed) \
|
|
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(lo_space_bytes_available, V8.MemoryLoSpaceBytesAvailable) \
|
|
SC(lo_space_bytes_committed, V8.MemoryLoSpaceBytesCommitted) \
|
|
SC(lo_space_bytes_used, V8.MemoryLoSpaceBytesUsed) \
|
|
/* Total code size (including metadata) of baseline code or bytecode. */ \
|
|
SC(total_baseline_code_size, V8.TotalBaselineCodeSize) \
|
|
/* Total count of functions compiled using the baseline compiler. */ \
|
|
SC(total_baseline_compile_count, V8.TotalBaselineCompileCount) \
|
|
SC(wasm_generated_code_size, V8.WasmGeneratedCodeBytes) \
|
|
SC(wasm_reloc_size, V8.WasmRelocBytes) \
|
|
SC(asm_wasm_lazily_compiled_functions, V8.AsmWasmLazilyCompiledFunctions)
|
|
|
|
// 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, max, res) \
|
|
HistogramTimer* name() { return &name##_; }
|
|
HISTOGRAM_TIMER_LIST(HT)
|
|
#undef HT
|
|
|
|
#define AHT(name, caption) \
|
|
AggregatableHistogramTimer* name() { return &name##_; }
|
|
AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT)
|
|
#undef AHT
|
|
|
|
#define HP(name, caption) \
|
|
Histogram* name() { return &name##_; }
|
|
HISTOGRAM_PERCENTAGE_LIST(HP)
|
|
#undef HP
|
|
|
|
#define HM(name, caption) \
|
|
Histogram* name() { return &name##_; }
|
|
HISTOGRAM_LEGACY_MEMORY_LIST(HM)
|
|
HISTOGRAM_MEMORY_LIST(HM)
|
|
#undef HM
|
|
|
|
#define HM(name, caption) \
|
|
AggregatedMemoryHistogram<Histogram>* aggregated_##name() { \
|
|
return &aggregated_##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, max, res) k_##name,
|
|
HISTOGRAM_TIMER_LIST(RATE_ID)
|
|
#undef RATE_ID
|
|
#define AGGREGATABLE_ID(name, caption) k_##name,
|
|
AGGREGATABLE_HISTOGRAM_TIMER_LIST(AGGREGATABLE_ID)
|
|
#undef AGGREGATABLE_ID
|
|
#define PERCENTAGE_ID(name, caption) k_##name,
|
|
HISTOGRAM_PERCENTAGE_LIST(PERCENTAGE_ID)
|
|
#undef PERCENTAGE_ID
|
|
#define MEMORY_ID(name, caption) k_##name,
|
|
HISTOGRAM_LEGACY_MEMORY_LIST(MEMORY_ID)
|
|
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();
|
|
RuntimeCallStats* runtime_call_stats() { return &runtime_call_stats_; }
|
|
|
|
private:
|
|
#define HR(name, caption, min, max, num_buckets) Histogram name##_;
|
|
HISTOGRAM_RANGE_LIST(HR)
|
|
#undef HR
|
|
|
|
#define HT(name, caption, max, res) HistogramTimer name##_;
|
|
HISTOGRAM_TIMER_LIST(HT)
|
|
#undef HT
|
|
|
|
#define AHT(name, caption) \
|
|
AggregatableHistogramTimer name##_;
|
|
AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT)
|
|
#undef AHT
|
|
|
|
#define HP(name, caption) \
|
|
Histogram name##_;
|
|
HISTOGRAM_PERCENTAGE_LIST(HP)
|
|
#undef HP
|
|
|
|
#define HM(name, caption) \
|
|
Histogram name##_;
|
|
HISTOGRAM_LEGACY_MEMORY_LIST(HM)
|
|
HISTOGRAM_MEMORY_LIST(HM)
|
|
#undef HM
|
|
|
|
#define HM(name, caption) \
|
|
AggregatedMemoryHistogram<Histogram> aggregated_##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
|
|
|
|
RuntimeCallStats runtime_call_stats_;
|
|
|
|
friend class Isolate;
|
|
|
|
explicit Counters(Isolate* isolate);
|
|
|
|
DISALLOW_IMPLICIT_CONSTRUCTORS(Counters);
|
|
};
|
|
|
|
} // namespace internal
|
|
} // namespace v8
|
|
|
|
#endif // V8_COUNTERS_H_
|