56a486c322
- this avoids using relative include paths which are forbidden by the style guide - makes the code more readable since it's clear which header is meant - allows for starting to use checkdeps BUG=none R=jkummerow@chromium.org, danno@chromium.org LOG=n Review URL: https://codereview.chromium.org/304153016 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@21625 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
127 lines
3.1 KiB
C++
127 lines
3.1 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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#include "src/v8.h"
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#include "src/counters.h"
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#include "src/isolate.h"
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#include "src/platform.h"
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namespace v8 {
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namespace internal {
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StatsTable::StatsTable()
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: lookup_function_(NULL),
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create_histogram_function_(NULL),
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add_histogram_sample_function_(NULL) {}
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int* StatsCounter::FindLocationInStatsTable() const {
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return isolate_->stats_table()->FindLocation(name_);
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}
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void Histogram::AddSample(int sample) {
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if (Enabled()) {
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isolate()->stats_table()->AddHistogramSample(histogram_, sample);
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}
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}
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void* Histogram::CreateHistogram() const {
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return isolate()->stats_table()->
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CreateHistogram(name_, min_, max_, num_buckets_);
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}
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// Start the timer.
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void HistogramTimer::Start() {
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if (Enabled()) {
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timer_.Start();
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}
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isolate()->event_logger()(name(), Logger::START);
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}
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// Stop the timer and record the results.
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void HistogramTimer::Stop() {
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if (Enabled()) {
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// Compute the delta between start and stop, in milliseconds.
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AddSample(static_cast<int>(timer_.Elapsed().InMilliseconds()));
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timer_.Stop();
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}
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isolate()->event_logger()(name(), Logger::END);
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}
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Counters::Counters(Isolate* isolate) {
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#define HT(name, caption) \
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name##_ = HistogramTimer(#caption, 0, 10000, 50, isolate);
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HISTOGRAM_TIMER_LIST(HT)
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#undef HT
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#define HP(name, caption) \
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name##_ = Histogram(#caption, 0, 101, 100, isolate);
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HISTOGRAM_PERCENTAGE_LIST(HP)
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#undef HP
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#define HM(name, caption) \
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name##_ = Histogram(#caption, 1000, 500000, 50, isolate);
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HISTOGRAM_MEMORY_LIST(HM)
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#undef HM
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#define SC(name, caption) \
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name##_ = StatsCounter(isolate, "c:" #caption);
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STATS_COUNTER_LIST_1(SC)
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STATS_COUNTER_LIST_2(SC)
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#undef SC
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#define SC(name) \
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count_of_##name##_ = StatsCounter(isolate, "c:" "V8.CountOf_" #name); \
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size_of_##name##_ = StatsCounter(isolate, "c:" "V8.SizeOf_" #name);
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INSTANCE_TYPE_LIST(SC)
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#undef SC
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#define SC(name) \
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count_of_CODE_TYPE_##name##_ = \
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StatsCounter(isolate, "c:" "V8.CountOf_CODE_TYPE-" #name); \
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size_of_CODE_TYPE_##name##_ = \
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StatsCounter(isolate, "c:" "V8.SizeOf_CODE_TYPE-" #name);
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CODE_KIND_LIST(SC)
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#undef SC
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#define SC(name) \
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count_of_FIXED_ARRAY_##name##_ = \
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StatsCounter(isolate, "c:" "V8.CountOf_FIXED_ARRAY-" #name); \
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size_of_FIXED_ARRAY_##name##_ = \
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StatsCounter(isolate, "c:" "V8.SizeOf_FIXED_ARRAY-" #name);
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FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(SC)
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#undef SC
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#define SC(name) \
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count_of_CODE_AGE_##name##_ = \
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StatsCounter(isolate, "c:" "V8.CountOf_CODE_AGE-" #name); \
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size_of_CODE_AGE_##name##_ = \
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StatsCounter(isolate, "c:" "V8.SizeOf_CODE_AGE-" #name);
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CODE_AGE_LIST_COMPLETE(SC)
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#undef SC
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}
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void Counters::ResetHistograms() {
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#define HT(name, caption) name##_.Reset();
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HISTOGRAM_TIMER_LIST(HT)
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#undef HT
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#define HP(name, caption) name##_.Reset();
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HISTOGRAM_PERCENTAGE_LIST(HP)
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#undef HP
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#define HM(name, caption) name##_.Reset();
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HISTOGRAM_MEMORY_LIST(HM)
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#undef HM
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}
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} } // namespace v8::internal
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