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//===-- Metric.h ------------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef __PerfTestDriver__Metric__
#define __PerfTestDriver__Metric__
#include <vector>
#include <string>
#include <mach/task_info.h>
namespace lldb_perf {
class MemoryStats;
template <class ValueType>
class Metric
{
public:
enum class StandardDeviationMode
{
eSample,
ePopulation
};
Metric ();
Metric (const char*, const char* = NULL);
void
Append (ValueType v);
ValueType
GetAverage () const;
size_t
GetCount () const;
ValueType
GetSum () const;
ValueType
GetStandardDeviation (StandardDeviationMode mode = StandardDeviationMode::ePopulation) const;
const char*
GetName () const
{
if (m_name.empty())
return NULL;
return m_name.c_str();
}
const char*
GetDescription () const
{
if (m_description.empty())
return NULL;
return m_description.c_str();
}
private:
std::string m_name;
std::string m_description;
std::vector<ValueType> m_dataset;
};
}
#endif /* defined(__PerfTestDriver__Metric__) */
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