mlisp/ml_profiler.h

34 lines
681 B
C++

#pragma once
#include "ml.h"
#include <unordered_map>
#include <chrono>
static const int method_name_print_len = 15;
static const int print_top_methods = 15;
class MlPerfMon {
private:
MlPerfMon() : perfOn(false) {};
public:
// https://stackoverflow.com/questions/43523509/simple-singleton-example-in-c
static MlPerfMon& instance(){
static MlPerfMon instance;
return instance;
}
void turnOn();
void add_method_call(const std::string &method);
void print_results();
private:
bool perfOn;
std::unordered_map<std::string, long> calls_counter;
std::chrono::time_point<std::chrono::high_resolution_clock> start_time;
};