Stats::DistStor Class Reference

Templatized storage and interface for a distribution stat. More...

#include <statistics.hh>

Classes
struct	Params
	The parameters for a distribution stat. More...

Public Member Functions
	DistStor (Info *info)
void	sample (Counter val, int number)
	Add a value to the distribution for the given number of times. More...
size_type	size () const
	Return the number of buckets in this distribution. More...
bool	zero () const
	Returns true if any calls to sample have been made. More...
void	prepare (Info *info, DistData &data)
void	reset (Info *info)
	Reset stat value to default. More...

Private Attributes
Counter	min_track
	The minimum value to track. More...
Counter	max_track
	The maximum value to track. More...
Counter	bucket_size
	The number of entries in each bucket. More...
Counter	min_val
	The smallest value sampled. More...
Counter	max_val
	The largest value sampled. More...
Counter	underflow
	The number of values sampled less than min. More...
Counter	overflow
	The number of values sampled more than max. More...
Counter	sum
	The current sum. More...
Counter	squares
	The sum of squares. More...
Counter	samples
	The number of samples. More...
VCounter	cvec
	Counter for each bucket. More...

Detailed Description

Templatized storage and interface for a distribution stat.

Definition at line 1366 of file statistics.hh.

Constructor & Destructor Documentation

Stats::DistStor::DistStor ( Info *  info )

inline

Definition at line 1411 of file statistics.hh.

References reset().

Member Function Documentation

void Stats::DistStor::prepare ( Info *  info, DistData &  data  )

inline

Definition at line 1464 of file statistics.hh.

References Stats::DistData::bucket_size, Stats::DistStor::Params::bucket_size, Stats::DistStor::Params::buckets, Stats::DistData::cvec, cvec, Stats::Dist, ArmISA::i, Stats::DistData::max, Stats::DistStor::Params::max, Stats::DistData::max_val, max_val, Stats::DistData::min, Stats::DistStor::Params::min, Stats::DistData::min_val, min_val, Stats::DistData::overflow, overflow, safe_cast(), Stats::DistData::samples, samples, Stats::DistData::squares, squares, Stats::Info::storageParams, Stats::DistData::sum, sum, Stats::DistData::type, Stats::DistParams::type, Stats::DistData::underflow, and underflow.

void Stats::DistStor::reset ( Info *  info )

inline

Reset stat value to default.

Definition at line 1492 of file statistics.hh.

References Stats::DistStor::Params::bucket_size, bucket_size, cvec, ArmISA::i, Stats::DistStor::Params::max, max_track, max_val, Stats::DistStor::Params::min, min_track, min_val, overflow, safe_cast(), samples, size(), squares, Stats::Info::storageParams, sum, and underflow.

Referenced by DistStor().

void Stats::DistStor::sample ( Counter  val, int  number  )

inline

Add a value to the distribution for the given number of times.

Parameters

val	The value to add.
number	The number of times to add the value.

Definition at line 1423 of file statistics.hh.

References bucket_size, cvec, MipsISA::index, max_track, max_val, min_track, min_val, overflow, samples, size(), squares, sum, underflow, and X86ISA::val.

size_type Stats::DistStor::size ( ) const

inline

Return the number of buckets in this distribution.

Returns

the number of buckets.

Definition at line 1451 of file statistics.hh.

References cvec.

Referenced by reset(), and sample().

bool Stats::DistStor::zero ( ) const

inline

Returns true if any calls to sample have been made.

Returns

True if any values have been sampled.

Definition at line 1458 of file statistics.hh.

References samples.

Member Data Documentation

Counter Stats::DistStor::bucket_size

private

The number of entries in each bucket.

Definition at line 1391 of file statistics.hh.

Referenced by reset(), and sample().

VCounter Stats::DistStor::cvec

private

Counter for each bucket.

Definition at line 1408 of file statistics.hh.

Referenced by prepare(), reset(), sample(), and size().

Counter Stats::DistStor::max_track

private

The maximum value to track.

Definition at line 1389 of file statistics.hh.

Referenced by reset(), and sample().

Counter Stats::DistStor::max_val

private

The largest value sampled.

Definition at line 1396 of file statistics.hh.

Referenced by prepare(), reset(), and sample().

Counter Stats::DistStor::min_track

private

The minimum value to track.

Definition at line 1387 of file statistics.hh.

Referenced by reset(), and sample().

Counter Stats::DistStor::min_val

private

The smallest value sampled.

Definition at line 1394 of file statistics.hh.

Referenced by prepare(), reset(), and sample().

Counter Stats::DistStor::overflow

private

The number of values sampled more than max.

Definition at line 1400 of file statistics.hh.

Referenced by prepare(), reset(), and sample().

Counter Stats::DistStor::samples

private

The number of samples.

Definition at line 1406 of file statistics.hh.

Referenced by prepare(), reset(), sample(), and zero().

Counter Stats::DistStor::squares

private

The sum of squares.

Definition at line 1404 of file statistics.hh.

Referenced by prepare(), reset(), and sample().

Counter Stats::DistStor::sum

private

The current sum.

Definition at line 1402 of file statistics.hh.

Referenced by prepare(), reset(), and sample().

Counter Stats::DistStor::underflow

private

The number of values sampled less than min.

Definition at line 1398 of file statistics.hh.

Referenced by prepare(), reset(), and sample().

---

The documentation for this class was generated from the following file:

• base/statistics.hh