src/v8-counters.cc

// Copyright 2012 the V8 project authors. All rights reserved.
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#include "v8.h"

#include "v8-counters.h"

namespace v8 {
namespace internal {

Counters::Counters(Isolate* isolate) {
#define HT(name, caption) \
    name##_ = HistogramTimer(#caption, 0, 10000, 50, isolate);
    HISTOGRAM_TIMER_LIST(HT)
#undef HT

#define HP(name, caption) \
    name##_ = Histogram(#caption, 0, 101, 100, isolate);
    HISTOGRAM_PERCENTAGE_LIST(HP)
#undef HP

#define HM(name, caption) \
    name##_ = Histogram(#caption, 1000, 500000, 50, isolate);
    HISTOGRAM_MEMORY_LIST(HM)
#undef HM

#define SC(name, caption) \
    name##_ = StatsCounter("c:" #caption);

    STATS_COUNTER_LIST_1(SC)
    STATS_COUNTER_LIST_2(SC)
#undef SC

#define SC(name) \
    count_of_##name##_ = StatsCounter("c:" "V8.CountOf_" #name); \
    size_of_##name##_ = StatsCounter("c:" "V8.SizeOf_" #name);
    INSTANCE_TYPE_LIST(SC)
#undef SC

#define SC(name) \
    count_of_CODE_TYPE_##name##_ = \
        StatsCounter("c:" "V8.CountOf_CODE_TYPE-" #name); \
    size_of_CODE_TYPE_##name##_ = \
        StatsCounter("c:" "V8.SizeOf_CODE_TYPE-" #name);
    CODE_KIND_LIST(SC)
#undef SC

#define SC(name) \
    count_of_FIXED_ARRAY_##name##_ = \
        StatsCounter("c:" "V8.CountOf_FIXED_ARRAY-" #name); \
    size_of_FIXED_ARRAY_##name##_ = \
        StatsCounter("c:" "V8.SizeOf_FIXED_ARRAY-" #name); \
    FIXED_ARRAY_SUB_INSTANCE_TYPE_LIST(SC)
#undef SC
}


void Counters::ResetHistograms() {
#define HT(name, caption) name##_.Reset();
    HISTOGRAM_TIMER_LIST(HT)
#undef HT

#define HP(name, caption) name##_.Reset();
    HISTOGRAM_PERCENTAGE_LIST(HP)
#undef HP

#define HM(name, caption) name##_.Reset();
    HISTOGRAM_MEMORY_LIST(HM)
#undef HM
}

} }  // namespace v8::internal