invtrig.h File Reference

#include <float.h>
#include "fpmath.h"

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Macros
#define	BIAS   (LDBL_MAX_EXP - 1)
#define	MANH_SIZE   (LDBL_MANH_SIZE + 1)
#define	ASIN_LINEAR   (BIAS - 56) /* 2**-56 */
#define	ACOS_CONST   (BIAS - 113) /* 2**-113 */
#define	ATAN_CONST   (BIAS + 113) /* 2**113 */
#define	ATAN_LINEAR   (BIAS - 56) /* 2**-56 */
#define	THRESH   ((0xe666666666666666ULL>>(64-(MANH_SIZE-1)))|LDBL_NBIT)
#define	pS0   _ItL_pS0
#define	pS1   _ItL_pS1
#define	pS2   _ItL_pS2
#define	pS3   _ItL_pS3
#define	pS4   _ItL_pS4
#define	pS5   _ItL_pS5
#define	pS6   _ItL_pS6
#define	pS7   _ItL_pS7
#define	pS8   _ItL_pS8
#define	pS9   _ItL_pS9
#define	qS1   _ItL_qS1
#define	qS2   _ItL_qS2
#define	qS3   _ItL_qS3
#define	qS4   _ItL_qS4
#define	qS5   _ItL_qS5
#define	qS6   _ItL_qS6
#define	qS7   _ItL_qS7
#define	qS8   _ItL_qS8
#define	qS9   _ItL_qS9
#define	atanhi   _ItL_atanhi
#define	atanlo   _ItL_atanlo
#define	aT   _ItL_aT
#define	pi_lo   _ItL_pi_lo
#define	pio2_hi   atanhi[3]
#define	pio2_lo   atanlo[3]
#define	pio4_hi   atanhi[1]

Functions
static long double	P (long double x)
static long double	Q (long double x)
static long double	T_even (long double x)
static long double	T_odd (long double x)

Variables
const long double	pS0
const long double	pS1
const long double	pS2
const long double	pS3
const long double	pS4
const long double	pS5
const long double	pS6
const long double	pS7
const long double	pS8
const long double	pS9
const long double	qS1
const long double	qS2
const long double	qS3
const long double	qS4
const long double	qS5
const long double	qS6
const long double	qS7
const long double	qS8
const long double	qS9
const long double	atanhi []
const long double	atanlo []
const long double	aT []
const long double	pi_lo

Macro Definition Documentation

ACOS_CONST

#define ACOS_CONST   (BIAS - 113) /* 2**-113 */

ASIN_LINEAR

#define ASIN_LINEAR   (BIAS - 56) /* 2**-56 */

aT

#define aT   _ItL_aT

ATAN_CONST

#define ATAN_CONST   (BIAS + 113) /* 2**113 */

ATAN_LINEAR

#define ATAN_LINEAR   (BIAS - 56) /* 2**-56 */

atanhi

#define atanhi   _ItL_atanhi

atanlo

#define atanlo   _ItL_atanlo

BIAS

#define BIAS   (LDBL_MAX_EXP - 1)

MANH_SIZE

#define MANH_SIZE   (LDBL_MANH_SIZE + 1)

pi_lo

#define pi_lo   _ItL_pi_lo

pio2_hi

#define pio2_hi   atanhi[3]

pio2_lo

#define pio2_lo   atanlo[3]

pio4_hi

#define pio4_hi   atanhi[1]

pS0

#define pS0   _ItL_pS0

pS1

#define pS1   _ItL_pS1

pS2

#define pS2   _ItL_pS2

pS3

#define pS3   _ItL_pS3

pS4

#define pS4   _ItL_pS4

pS5

#define pS5   _ItL_pS5

pS6

#define pS6   _ItL_pS6

pS7

#define pS7   _ItL_pS7

pS8

#define pS8   _ItL_pS8

pS9

#define pS9   _ItL_pS9

qS1

#define qS1   _ItL_qS1

qS2

#define qS2   _ItL_qS2

qS3

#define qS3   _ItL_qS3

qS4

#define qS4   _ItL_qS4

qS5

#define qS5   _ItL_qS5

qS6

#define qS6   _ItL_qS6

qS7

#define qS7   _ItL_qS7

qS8

#define qS8   _ItL_qS8

qS9

#define qS9   _ItL_qS9

THRESH

#define THRESH   ((0xe666666666666666ULL>>(64-(MANH_SIZE-1)))|LDBL_NBIT)

Function Documentation

P()

static long double P ( long double  x )

inlinestatic

References pS0, pS1, pS2, pS3, pS4, pS5, pS6, pS7, pS8, and pS9.

Q()

static long double Q ( long double  x )

inlinestatic

References qS1, qS2, qS3, qS4, qS5, qS6, qS7, qS8, and qS9.

T_even()

static long double T_even ( long double  x )

inlinestatic

References aT.

Referenced by atanl().

T_odd()

static long double T_odd ( long double  x )

inlinestatic

References aT.

Referenced by atanl().

Variable Documentation

aT

const long double aT[]

atanhi

const long double atanhi[]

atanlo

const long double atanlo[]

pi_lo

const long double pi_lo

pS0

const long double pS0

pS1

const long double pS1

pS2

const long double pS2

pS3

const long double pS3

pS4

const long double pS4

pS5

const long double pS5

pS6

const long double pS6

pS7

const long double pS7

pS8

const long double pS8

pS9

const long double pS9

qS1

const long double qS1

qS2

const long double qS2

qS3

const long double qS3

qS4

const long double qS4

qS5

const long double qS5

qS6

const long double qS6

qS7

const long double qS7

qS8

const long double qS8

qS9

const long double qS9