41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
#ifndef BENCH_INC_UDM_H
|
|
#define BENCH_INC_UDM_H
|
|
|
|
#include <celero/Celero.h>
|
|
#include <sys/time.h>
|
|
#include <sys/resource.h>
|
|
|
|
class GetRusageUDM: public celero::UserDefinedMeasurementTemplate<std::size_t> {
|
|
std::string getName() const override { return "time"; }
|
|
|
|
bool reportSize() const override { return false; }
|
|
// bool reportMean() const override { return false; }
|
|
bool reportVariance() const override { return false; }
|
|
bool reportStandardDeviation() const override { return false; }
|
|
bool reportSkewness() const override { return false; }
|
|
bool reportKurtosis() const override { return false; }
|
|
bool reportZScore() const override { return false; }
|
|
bool reportMin() const override { return false; }
|
|
bool reportMax() const override { return false; }
|
|
};
|
|
|
|
class GetRusage {
|
|
int _who;
|
|
struct rusage _begin, _end;
|
|
int _iterations;
|
|
|
|
public:
|
|
explicit GetRusage(int who = RUSAGE_SELF): _who{who} {}
|
|
void start(int iterations) { _iterations = iterations; getrusage(_who, &_begin); }
|
|
void stop() { getrusage(_who, &_end); }
|
|
|
|
std::size_t get() {
|
|
auto begin = _begin.ru_utime, end = _end.ru_utime;
|
|
auto totalUs = (end.tv_sec - begin.tv_sec) * 1e6 + (end.tv_usec - begin.tv_usec);
|
|
return totalUs/_iterations;
|
|
}
|
|
};
|
|
|
|
|
|
#endif
|