TimeMath

java.lang.Object
- vona.math.TimeMath

```
public class TimeMath
extends java.lang.Object
```
Measures average execution time for standard Math APIs.

Also computes float and double machine precision.

Copyright (C) 2007 Marsette A. Vona, III

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

Author:

Marsette (Marty) A. Vona, III

Field Summary

Fields
Modifier and Type	Field and Description
`(package private) static double`	`addD`
`(package private) static double`	`addF`
`(package private) static double`	`addL`
`(package private) static double`	`addT`
`private static java.lang.String`	`cvsid`
`(package private) static double[]`	`d`
`(package private) static double[]`	`d1`
`static int`	`DEF_ITERATIONS`
`static double`	`DEF_RANGE`
`(package private) static double`	`dv`
`(package private) static float[]`	`f`
`(package private) static float`	`fv`
`(package private) static long[]`	`l`
`(package private) static long`	`lv`
`(package private) static int`	`n`
`static java.text.NumberFormat`	`NF`
`(package private) static double`	`oh1D`
`(package private) static double`	`oh1F`
`(package private) static double`	`oh1L`
`(package private) static double`	`oh1T`
`(package private) static double`	`oh2D`
`(package private) static double`	`oh2F`
`(package private) static double`	`oh2L`
`(package private) static double`	`oh2T`
`(package private) static boolean`	`ov`
`static int`	`PRIME_ITERATIONS`
`(package private) static int[]`	`t`
`(package private) static int`	`tv`
`static java.lang.String`	`USAGE`

Constructor Summary

Constructors
Constructor and Description

TimeMath()

Constructors
Constructor and Description
`TimeMath()`

Method Summary

Methods
Modifier and Type	Method and Description
`static void`	`doTimings(boolean show)`
`static java.lang.String`	`f(double d)`
`static void`	`main(java.lang.String[] arg)`
`(package private) static void`	`timeAbsD(boolean show)`
`(package private) static void`	`timeAbsF(boolean show)`
`(package private) static void`	`timeAbsL(boolean show)`
`(package private) static void`	`timeAbsT(boolean show)`
`(package private) static void`	`timeAcos(boolean show)`
`(package private) static void`	`timeAddD(boolean show)`
`(package private) static void`	`timeAddF(boolean show)`
`(package private) static void`	`timeAddL(boolean show)`
`(package private) static void`	`timeAddT(boolean show)`
`(package private) static void`	`timeAsin(boolean show)`
`(package private) static void`	`timeAtan(boolean show)`
`(package private) static void`	`timeAtan2(boolean show)`
`(package private) static void`	`timeCbrt(boolean show)`
`(package private) static void`	`timeCeil(boolean show)`
`(package private) static void`	`timeCopySignD(boolean show)`
`(package private) static void`	`timeCopySignF(boolean show)`
`(package private) static void`	`timeCos(boolean show)`
`(package private) static void`	`timeCosh(boolean show)`
`(package private) static void`	`timeDivD(boolean show)`
`(package private) static void`	`timeDivF(boolean show)`
`(package private) static void`	`timeDivL(boolean show)`
`(package private) static void`	`timeDivT(boolean show)`
`(package private) static void`	`timeExp(boolean show)`
`(package private) static void`	`timeExpm1(boolean show)`
`(package private) static void`	`timeFloor(boolean show)`
`(package private) static void`	`timeGetExponentD(boolean show)`
`(package private) static void`	`timeGetExponentF(boolean show)`
`(package private) static void`	`timeHypot(boolean show)`
`(package private) static void`	`timeIEEEremainder(boolean show)`
`(package private) static void`	`timeIsNaND(boolean show)`
`(package private) static void`	`timeIsNaNF(boolean show)`
`(package private) static void`	`timeLog(boolean show)`
`(package private) static void`	`timeLog10(boolean show)`
`(package private) static void`	`timeLog1p(boolean show)`
`(package private) static void`	`timeMaxD(boolean show)`
`(package private) static void`	`timeMaxF(boolean show)`
`(package private) static void`	`timeMaxL(boolean show)`
`(package private) static void`	`timeMaxT(boolean show)`
`(package private) static void`	`timeMinD(boolean show)`
`(package private) static void`	`timeMinF(boolean show)`
`(package private) static void`	`timeMinL(boolean show)`
`(package private) static void`	`timeMinT(boolean show)`
`(package private) static void`	`timeModD(boolean show)`
`(package private) static void`	`timeModF(boolean show)`
`(package private) static void`	`timeModL(boolean show)`
`(package private) static void`	`timeModT(boolean show)`
`(package private) static void`	`timeMulD(boolean show)`
`(package private) static void`	`timeMulF(boolean show)`
`(package private) static void`	`timeMulL(boolean show)`
`(package private) static void`	`timeMulT(boolean show)`
`(package private) static void`	`timeNextAfterD(boolean show)`
`(package private) static void`	`timeNextAfterF(boolean show)`
`(package private) static void`	`timeNextUpD(boolean show)`
`(package private) static void`	`timeNextUpF(boolean show)`
`(package private) static void`	`timeOverhead1D(boolean show)`
`(package private) static void`	`timeOverhead1F(boolean show)`
`(package private) static void`	`timeOverhead1L(boolean show)`
`(package private) static void`	`timeOverhead1T(boolean show)`
`(package private) static void`	`timeOverhead2D(boolean show)`
`(package private) static void`	`timeOverhead2F(boolean show)`
`(package private) static void`	`timeOverhead2L(boolean show)`
`(package private) static void`	`timeOverhead2T(boolean show)`
`(package private) static void`	`timePow(boolean show)`
`(package private) static void`	`timeRandom(boolean show)`
`(package private) static void`	`timeRint(boolean show)`
`(package private) static void`	`timeRoundD(boolean show)`
`(package private) static void`	`timeRoundF(boolean show)`
`(package private) static void`	`timeScalbD(boolean show)`
`(package private) static void`	`timeScalbF(boolean show)`
`(package private) static void`	`timeSignumD(boolean show)`
`(package private) static void`	`timeSignumF(boolean show)`
`(package private) static void`	`timeSin(boolean show)`
`(package private) static void`	`timeSinh(boolean show)`
`(package private) static void`	`timeSqrt(boolean show)`
`(package private) static void`	`timeTan(boolean show)`
`(package private) static void`	`timeTanh(boolean show)`
`(package private) static void`	`timeToDegrees(boolean show)`
`(package private) static void`	`timeToRadians(boolean show)`
`(package private) static void`	`timeUlpD(boolean show)`
`(package private) static void`	`timeUlpF(boolean show)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

cvsid

private static final java.lang.String cvsid

See Also:: Constant Field Values

USAGE

public static final java.lang.String USAGE

See Also:: Constant Field Values

DEF_ITERATIONS
```
public static final int DEF_ITERATIONS
```
See Also:
Constant Field Values

PRIME_ITERATIONS
```
public static final int PRIME_ITERATIONS
```
See Also:
Constant Field Values

DEF_RANGE
```
public static final double DEF_RANGE
```
See Also:
Constant Field Values

n
```
static int n
```

d
```
static volatile double[] d
```

d1
```
static volatile double[] d1
```

f
```
static volatile float[] f
```

t
```
static volatile int[] t
```

l
```
static volatile long[] l
```

dv
```
static volatile double dv
```

fv
```
static volatile float fv
```

tv
```
static volatile int tv
```

lv
```
static volatile long lv
```

ov
```
static volatile boolean ov
```

oh1D
```
static double oh1D
```

oh1F
```
static double oh1F
```

oh1T
```
static double oh1T
```

oh1L
```
static double oh1L
```

addD
```
static double addD
```

addF
```
static double addF
```

addT
```
static double addT
```

addL
```
static double addL
```

oh2D
```
static double oh2D
```

oh2F
```
static double oh2F
```

oh2T
```
static double oh2T
```

oh2L
```
static double oh2L
```

NF

public static final java.text.NumberFormat NF

Constructor Detail
- TimeMath
```
public TimeMath()
```

Method Detail

f

public static java.lang.String f(double d)

main

public static void main(java.lang.String[] arg)

doTimings

public static void doTimings(boolean show)

timeOverhead1D

static void timeOverhead1D(boolean show)

timeOverhead1F

static void timeOverhead1F(boolean show)

timeOverhead1T

static void timeOverhead1T(boolean show)

timeOverhead1L

static void timeOverhead1L(boolean show)

timeAddD
```
static void timeAddD(boolean show)
```

timeAddF
```
static void timeAddF(boolean show)
```

timeAddT
```
static void timeAddT(boolean show)
```

timeAddL
```
static void timeAddL(boolean show)
```

timeOverhead2D

static void timeOverhead2D(boolean show)

timeOverhead2F

static void timeOverhead2F(boolean show)

timeOverhead2T

static void timeOverhead2T(boolean show)

timeOverhead2L

static void timeOverhead2L(boolean show)

timeMulD
```
static void timeMulD(boolean show)
```

timeMulF
```
static void timeMulF(boolean show)
```

timeMulT
```
static void timeMulT(boolean show)
```

timeMulL
```
static void timeMulL(boolean show)
```

timeDivD
```
static void timeDivD(boolean show)
```

timeDivF
```
static void timeDivF(boolean show)
```

timeDivT
```
static void timeDivT(boolean show)
```

timeDivL
```
static void timeDivL(boolean show)
```

timeModD
```
static void timeModD(boolean show)
```

timeModF
```
static void timeModF(boolean show)
```

timeModT
```
static void timeModT(boolean show)
```

timeModL
```
static void timeModL(boolean show)
```

timeAbsD
```
static void timeAbsD(boolean show)
```

timeAbsF
```
static void timeAbsF(boolean show)
```

timeAbsT
```
static void timeAbsT(boolean show)
```

timeAbsL
```
static void timeAbsL(boolean show)
```

timeAcos
```
static void timeAcos(boolean show)
```

timeAsin
```
static void timeAsin(boolean show)
```

timeAtan
```
static void timeAtan(boolean show)
```

timeAtan2
```
static void timeAtan2(boolean show)
```

timeCbrt
```
static void timeCbrt(boolean show)
```

timeCeil
```
static void timeCeil(boolean show)
```

timeCopySignD

static void timeCopySignD(boolean show)

timeCopySignF

static void timeCopySignF(boolean show)

timeCos
```
static void timeCos(boolean show)
```

timeCosh
```
static void timeCosh(boolean show)
```

timeExp
```
static void timeExp(boolean show)
```

timeExpm1
```
static void timeExpm1(boolean show)
```

timeFloor
```
static void timeFloor(boolean show)
```

timeGetExponentD

static void timeGetExponentD(boolean show)

timeGetExponentF

static void timeGetExponentF(boolean show)

timeHypot
```
static void timeHypot(boolean show)
```

timeIEEEremainder

static void timeIEEEremainder(boolean show)

timeLog
```
static void timeLog(boolean show)
```

timeLog10
```
static void timeLog10(boolean show)
```

timeLog1p
```
static void timeLog1p(boolean show)
```

timeMaxD
```
static void timeMaxD(boolean show)
```

timeMaxF
```
static void timeMaxF(boolean show)
```

timeMaxT
```
static void timeMaxT(boolean show)
```

timeMaxL
```
static void timeMaxL(boolean show)
```

timeMinD
```
static void timeMinD(boolean show)
```

timeMinF
```
static void timeMinF(boolean show)
```

timeMinT
```
static void timeMinT(boolean show)
```

timeMinL
```
static void timeMinL(boolean show)
```

timeNextAfterD

static void timeNextAfterD(boolean show)

timeNextAfterF

static void timeNextAfterF(boolean show)

timeNextUpD

static void timeNextUpD(boolean show)

timeNextUpF

static void timeNextUpF(boolean show)

timePow
```
static void timePow(boolean show)
```

timeRandom
```
static void timeRandom(boolean show)
```

timeRint
```
static void timeRint(boolean show)
```

timeRoundD
```
static void timeRoundD(boolean show)
```

timeRoundF
```
static void timeRoundF(boolean show)
```

timeScalbD
```
static void timeScalbD(boolean show)
```

timeScalbF
```
static void timeScalbF(boolean show)
```

timeSignumD

static void timeSignumD(boolean show)

timeSignumF

static void timeSignumF(boolean show)

timeSin
```
static void timeSin(boolean show)
```

timeSinh
```
static void timeSinh(boolean show)
```

timeSqrt
```
static void timeSqrt(boolean show)
```

timeTan
```
static void timeTan(boolean show)
```

timeTanh
```
static void timeTanh(boolean show)
```

timeToDegrees

static void timeToDegrees(boolean show)

timeToRadians

static void timeToRadians(boolean show)

timeUlpD
```
static void timeUlpD(boolean show)
```

timeUlpF
```
static void timeUlpF(boolean show)
```

timeIsNaND
```
static void timeIsNaND(boolean show)
```

timeIsNaNF
```
static void timeIsNaNF(boolean show)
```

Class TimeMath

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

cvsid

USAGE

DEF_ITERATIONS

PRIME_ITERATIONS

DEF_RANGE

n

d

d1

f

t

l

dv

fv

tv

lv

ov

oh1D

oh1F

oh1T

oh1L

addD

addF

addT

addL

oh2D

oh2F

oh2T

oh2L

NF

Constructor Detail

TimeMath

Method Detail

f

main

doTimings

timeOverhead1D

timeOverhead1F

timeOverhead1T

timeOverhead1L

timeAddD

timeAddF

timeAddT

timeAddL

timeOverhead2D

timeOverhead2F

timeOverhead2T

timeOverhead2L

timeMulD

timeMulF

timeMulT

timeMulL

timeDivD

timeDivF

timeDivT

timeDivL

timeModD

timeModF

timeModT

timeModL

timeAbsD

timeAbsF

timeAbsT

timeAbsL

timeAcos

timeAsin

timeAtan

timeAtan2

timeCbrt

timeCeil

timeCopySignD

timeCopySignF

timeCos

timeCosh

timeExp