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98 lines
2.1 KiB
98 lines
2.1 KiB
10 years ago
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#include "ExecStats.h"
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#include <iostream>
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#include <iomanip>
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#include <cassert>
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#include "Utils.h"
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namespace dev
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{
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namespace eth
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{
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namespace jit
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{
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void ExecStats::stateChanged(ExecState _state)
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{
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if (!CHECK(m_state != ExecState::Finished))
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return;
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auto now = clock::now();
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if (_state != ExecState::Started)
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{
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assert(time[(int)m_state] == ExecStats::duration::zero());
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time[(int)m_state] = now - m_tp;
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}
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m_state = _state;
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m_tp = now;
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}
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namespace
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{
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struct StatsAgg
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{
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using unit = std::chrono::microseconds;
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ExecStats::duration tot = ExecStats::duration::zero();
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ExecStats::duration min = ExecStats::duration::max();
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ExecStats::duration max = ExecStats::duration::zero();
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size_t count = 0;
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void update(ExecStats::duration _d)
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{
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++count;
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tot += _d;
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min = _d < min ? _d : min;
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max = _d > max ? _d : max;
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}
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void output(char const* _name, std::ostream& _os)
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{
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auto avg = tot / count;
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_os << std::setfill(' ')
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<< std::setw(12) << std::left << _name
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<< std::setw(10) << std::right << std::chrono::duration_cast<unit>(tot).count()
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<< std::setw(10) << std::right << std::chrono::duration_cast<unit>(avg).count()
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<< std::setw(10) << std::right << std::chrono::duration_cast<unit>(min).count()
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<< std::setw(10) << std::right << std::chrono::duration_cast<unit>(max).count()
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<< std::endl;
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}
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};
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char const* getExecStateName(ExecState _state)
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{
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switch (_state)
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{
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case ExecState::Started: return "Start";
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case ExecState::CacheLoad: return "CacheLoad";
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case ExecState::CacheWrite: return "CacheWrite";
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case ExecState::Compilation: return "Compilation";
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case ExecState::CodeGen: return "CodeGen";
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case ExecState::Execution: return "Execution";
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case ExecState::Return: return "Return";
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case ExecState::Finished: return "Finish";
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}
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return nullptr;
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}
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}
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StatsCollector::~StatsCollector()
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{
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if (stats.empty())
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return;
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std::cout << " [us] total avg min max\n";
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for (int i = 0; i < (int)ExecState::Finished; ++i)
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{
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StatsAgg agg;
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for (auto&& s : stats)
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agg.update(s->time[i]);
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agg.output(getExecStateName(ExecState(i)), std::cout);
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}
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}
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}
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}
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}
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