156 lines
4.0 KiB
C++
156 lines
4.0 KiB
C++
/*
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* Copyright 2013-2019 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSLTE_TIME_PROF_H
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#define SRSLTE_TIME_PROF_H
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#ifdef ENABLE_TIMEPROF
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#include "srslte/common/logmap.h"
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#include <chrono>
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namespace srslte {
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template <typename Callable>
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class mutexed_tprof_measure
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{
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using tpoint = std::chrono::time_point<std::chrono::high_resolution_clock>;
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public:
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template <typename... Args>
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explicit mutexed_tprof_measure(Args&&... args) : c(std::forward<Args>(args)...)
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{
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srslte::logmap::get("TPROF")->set_level(LOG_LEVEL_INFO);
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}
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uint8_t start()
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{
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auto t1 = std::chrono::high_resolution_clock::now();
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std::lock_guard<std::mutex> lock(mutex);
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auto ret = start_tpoints.insert(std::make_pair(next_id++, t1));
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return ret.first->first;
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}
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void stop(uint8_t id)
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{
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auto t2 = std::chrono::high_resolution_clock::now();
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std::lock_guard<std::mutex> lock(mutex);
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auto& t1 = start_tpoints[id];
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c.process(std::chrono::duration_cast<std::chrono::nanoseconds>(t2 - t1).count());
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start_tpoints.erase(id);
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}
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private:
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std::mutex mutex;
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Callable c;
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std::unordered_map<uint8_t, tpoint> start_tpoints;
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uint8_t next_id = 0;
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};
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template <typename Callable>
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class tprof_measure
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{
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using tpoint = std::chrono::time_point<std::chrono::high_resolution_clock>;
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public:
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template <typename... Args>
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explicit tprof_measure(Args&&... args) : c(std::forward<Args>(args)...)
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{
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srslte::logmap::get("TPROF")->set_level(LOG_LEVEL_INFO);
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}
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void start() { t1 = std::chrono::high_resolution_clock::now(); }
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void stop()
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{
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auto t2 = std::chrono::high_resolution_clock::now();
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c.process(std::chrono::duration_cast<std::chrono::nanoseconds>(t2 - t1).count());
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}
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private:
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Callable c;
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tpoint t1;
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};
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struct avg_tprof {
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avg_tprof(const char* name_, size_t print_period_) : name(name_), print_period(print_period_) {}
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void process(long duration)
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{
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count++;
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avg_val = avg_val * (count - 1) / count + static_cast<double>(duration) / count;
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max_val = std::max(max_val, duration);
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min_val = std::min(min_val, duration);
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if (count % print_period == 0) {
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log_ptr->info("%s: Mean=%0.1fusec, Max=%ldusec, Min=%ldusec, nof_samples=%ld",
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name.c_str(),
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avg_val / 1e3,
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max_val / 1000,
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min_val / 1000,
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count);
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}
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}
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srslte::log_ref log_ptr = srslte::logmap::get("TPROF");
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std::string name;
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double avg_val = 1;
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long count = 0, max_val = 0, min_val = std::numeric_limits<long>::max();
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long print_period;
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};
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#else
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namespace srslte {
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template <typename Callable>
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class mutexed_tprof_measure
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{
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public:
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template <typename... Args>
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explicit mutexed_tprof_measure(Args&&... c)
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{
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}
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uint8_t start() { return 0; }
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void stop(uint8_t id) {}
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};
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template <typename Callable>
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class tprof_measure
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{
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public:
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template <typename... Args>
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explicit tprof_measure(Args&&... c)
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{
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}
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void start() {}
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void stop() {}
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};
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struct avg_tprof {
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avg_tprof(const char*, size_t) {}
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};
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#endif
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} // namespace srslte
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#endif // SRSLTE_TIME_PROF_H
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