performanceAnalysis.h

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// Xerus - A General Purpose Tensor Library
// Copyright (C) 2014-2017 Benjamin Huber and Sebastian Wolf. 
// 
// Xerus is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License,
// or (at your option) any later version.
// 
// Xerus is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// 
// You should have received a copy of the GNU Affero General Public License
// along with Xerus. If not, see <http://www.gnu.org/licenses/>.
//
// For further information on Xerus visit https://libXerus.org 
// or contact us at contact@libXerus.org.

#pragma once

#include "standard.h"
#include <string>

#ifdef XERUS_PERFORMANCE_ANALYSIS
    #include <map>
    #include <utility>
    #include "timeMeasure.h"
    #define XERUS_PA_START const size_t pa_startTime = misc::uTime()
    #define XERUS_PA_END(group, name, parameter) { std::pair<size_t, size_t>& pa_call = xerus::misc::performanceAnalysis::calls[group][name][parameter]; pa_call.first++; pa_call.second += misc::uTime() - pa_startTime; }
#else 
    #define XERUS_PA_START 
    #define XERUS_PA_END(group, name, parameter)
#endif

namespace xerus {
    namespace misc {
        namespace performanceAnalysis {
            #ifdef XERUS_PERFORMANCE_ANALYSIS
                extern const size_t startupTime;
                extern std::map<std::string, std::map<std::string, std::map<std::string, std::pair<size_t, size_t>>>> calls;
            #endif
            
            std::string get_analysis();
        }
    }
}