stdfix-avrlibc.h File Reference

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Macros
#define	FXTOA_ALL   0x1f
#define	FXTOA_ROUND   0x00
#define	FXTOA_TRUNC   0x80
#define	FXTOA_NTZ   0x40
#define	FXTOA_DOT   0x00
#define	FXTOA_COMMA   0x20

Functions
ASCII Conversions (not in ISO/IEC TR18037)
char *	hktoa (short accum x, char *buf, unsigned char mode)
char *	hrtoa (short fract x, char *buf, unsigned char mode)
char *	ktoa (accum x, char *buf, unsigned char mode)
char *	rtoa (fract x, char *buf, unsigned char mode)
char *	uhktoa (unsigned short accum x, char *buf, unsigned char mode)
char *	uhrtoa (unsigned short fract x, char *buf, unsigned char mode)
char *	uktoa (unsigned accum x, char *buf, unsigned char mode)
char *	urtoa (unsigned fract x, char *buf, unsigned char mode)
Absolute Value
short fract	abshr (short fract val)
fract	absr (fract val)
long fract	abslr (long fract val)
long long fract	absllr (long long fract val)
short accum	abshk (short accum val)
accum	absk (accum val)
long accum	abslk (long accum val)
long long accum	absllk (long long accum val)
Bit-Conversions to Integer
signed char	bitshr (short fract val)
unsigned char	bitsuhr (unsigned short fract val)
int	bitsr (fract val)
unsigned int	bitsur (unsigned fract val)
long	bitslr (long fract val)
unsigned long	bitsulr (unsigned long fract val)
long long	bitsllr (long long fract val)
unsigned long long	bitsullr (unsigned long long fract val)
int	bitshk (short accum val)
unsigned int	bitsuhk (unsigned short accum val)
long	bitsk (accum val)
unsigned long	bitsuk (unsigned accum val)
long long	bitslk (long accum val)
unsigned long long	bitsulk (unsigned long accum val)
long long	bitsllk (long long accum val)
unsigned long long	bitsullk (unsigned long long accum val)
Bit-Conversions to Fixed-Point
short fract	hrbits (signed char val)
unsigned short fract	uhrbits (unsigned char val)
fract	rbits (int val)
unsigned fract	urbits (unsigned int val)
long fract	lrbits (long val)
unsigned long fract	ulrbits (unsigned long val)
long long fract	llrbits (long long val)
unsigned long long fract	ullrbits (unsigned long long val)
short accum	hkbits (int val)
unsigned short accum	uhkbits (unsigned int val)
accum	kbits (long val)
unsigned accum	ukbits (unsigned long val)
long accum	lkbits (long long val)
unsigned long accum	ulkbits (unsigned long long val)
long long accum	llkbits (long long val)
unsigned long long accum	ullkbits (unsigned long long val)
Count Left-Shift
int	countlshr (short fract val)
int	countlsuhr (unsigned short fract val)
int	countlsr (fract val)
int	countlsur (unsigned fract val)
int	countlslr (long fract val)
int	countlsulr (unsigned long fract val)
int	countlsllr (long long fract val)
int	countlsullr (unsigned long long fract val)
int	countlshk (short accum val)
int	countlsuhk (unsigned short accum val)
int	countlsk (accum val)
int	countlsuk (unsigned accum val)
int	countlslk (long accum val)
int	countlsulk (unsigned long accum val)
int	countlsllk (long long accum val)
int	countlsullk (unsigned long long accum val)
Division
fract	rdivi (int num, int denom)
long fract	lrdivi (long int num, long int denom)
unsigned fract	urdivi (unsigned int num, unsigned int denom)
unsigned long fract	ulrdivi (unsigned long int num, unsigned long int denom)
Rounding
short fract	roundhr (short fract val, int bit)
unsigned short fract	rounduhr (unsigned short fract val, int bit)
fract	roundr (fract val, int bit)
unsigned fract	roundur (unsigned fract val, int bit)
long fract	roundlr (long fract val, int bit)
unsigned long fract	roundulr (unsigned long fract val, int bit)
long long fract	roundllr (long long fract val, int bit)
unsigned long long fract	roundullr (unsigned long long fract val, int bit)
short accum	roundhk (short accum val, int bit)
unsigned short accum	rounduhk (unsigned short accum val, int bit)
accum	roundk (accum val, int bit)
unsigned accum	rounduk (unsigned accum val, int bit)
long accum	roundlk (long accum val, int bit)
unsigned long accum	roundulk (unsigned long accum val, int bit)
long long accum	roundllk (long long accum val, int bit)
unsigned long long accum	roundullk (unsigned long long accum val, int bit)
Square Root and Transcendental Functions
accum	acosk (accum x)
unsigned accum	acosuk (unsigned accum x)
accum	asink (accum x)
unsigned accum	asinuk (unsigned accum x)
accum	atank (accum x)
unsigned accum	atanuk (unsigned accum x)
unsigned fract	atanur (unsigned fract x)
accum	exp2k (accum x)
unsigned accum	exp2uk (unsigned accum x)
unsigned fract	exp2m1ur (unsigned fract x)
accum	log2uk (unsigned accum x)
short accum	log2uhk (unsigned short accum x)
unsigned short fract	log21puhr (unsigned short fract x)
unsigned fract	log21pur (unsigned fract x)
accum	cospi2k (accum deg)
accum	sinpi2k (accum deg)
fract	sinuhk_deg (unsigned short accum deg)
fract	cosuhk_deg (unsigned short accum deg)
unsigned fract	sinpi2ur (unsigned fract x)
short accum	sqrthk (short accum radic)
short fract	sqrthr (short fract radic)
accum	sqrtk (accum radic)
long fract	sqrtlr (long fract radic)
fract	sqrtr (fract radic)
unsigned short accum	sqrtuhk (unsigned short accum radic)
unsigned short fract	sqrtuhr (unsigned short fract radic)
unsigned accum	sqrtuk (unsigned accum radic)
unsigned long fract	sqrtulr (unsigned long fract radic)
unsigned fract	sqrtur (unsigned fract radic)
Type-Generic Functions
type	absfx (type val)
int	countlsfx (type val)
type	roundfx (type val, int bit)
Functions reading from PROGMEM
static short fract	pgm_read_hr (const short fract *addr)
static unsigned short fract	pgm_read_uhr (const unsigned short fract *addr)
static fract	pgm_read_r (const fract *addr)
static unsigned fract	pgm_read_ur (const unsigned fract *addr)
static long fract	pgm_read_lr (const long fract *addr)
static unsigned long fract	pgm_read_ulr (const unsigned long fract *addr)
static long long fract	pgm_read_llr (const long long fract *addr)
static unsigned long long fract	pgm_read_ullr (const unsigned long long fract *addr)
static short accum	pgm_read_hk (const short accum *addr)
static unsigned short accum	pgm_read_uhk (const unsigned short accum *addr)
static accum	pgm_read_k (const accum *addr)
static unsigned accum	pgm_read_uk (const unsigned accum *addr)
static long accum	pgm_read_lk (const long accum *addr)
static unsigned long accum	pgm_read_ulk (const unsigned long accum *addr)
static long long accum	pgm_read_llk (const long long accum *addr)
static unsigned long long accum	pgm_read_ullk (const unsigned long long accum *addr)
Functions reading from PROGMEM_FAR
static short fract	pgm_read_hr_far (uint_farptr_t addr)
static unsigned short fract	pgm_read_uhr_far (uint_farptr_t addr)
static fract	pgm_read_r_far (uint_farptr_t addr)
static unsigned fract	pgm_read_ur_far (uint_farptr_t addr)
static long fract	pgm_read_lr_far (uint_farptr_t addr)
static unsigned long fract	pgm_read_ulr_far (uint_farptr_t addr)
static long long fract	pgm_read_llr_far (uint_farptr_t addr)
static unsigned long long fract	pgm_read_ullr_far (uint_farptr_t addr)
static short accum	pgm_read_hk_far (uint_farptr_t addr)
static unsigned short accum	pgm_read_uhk_far (uint_farptr_t addr)
static accum	pgm_read_k_far (uint_farptr_t addr)
static unsigned accum	pgm_read_uk_far (uint_farptr_t addr)
static long accum	pgm_read_lk_far (uint_farptr_t addr)
static unsigned long accum	pgm_read_ulk_far (uint_farptr_t addr)
static long long accum	pgm_read_llk_far (uint_farptr_t addr)
static unsigned long long accum	pgm_read_ullk_far (uint_farptr_t addr)
EEPROM Read Functions
short fract	eeprom_read_hr (const short fract *__p)
unsigned short fract	eeprom_read_uhr (const unsigned short fract *__p)
fract	eeprom_read_r (const fract *__p)
unsigned fract	eeprom_read_ur (const unsigned fract *__p)
long fract	eeprom_read_lr (const long fract *__p)
unsigned long fract	eeprom_read_ulr (const unsigned long fract *__p)
long long fract	eeprom_read_llr (const long long fract *__p)
unsigned long long fract	eeprom_read_ullr (const unsigned long long fract *__p)
short accum	eeprom_read_hk (const short accum *__p)
unsigned short accum	eeprom_read_uhk (const unsigned short accum *__p)
accum	eeprom_read_k (const accum *__p)
unsigned accum	eeprom_read_uk (const unsigned accum *__p)
long accum	eeprom_read_lk (const long accum *__p)
unsigned long accum	eeprom_read_ulk (const unsigned long accum *__p)
long long accum	eeprom_read_llk (const long long accum *__p)
unsigned long long accum	eeprom_read_ullk (const unsigned long long accum *__p)
EEPROM Write Functions
void	eeprom_write_hr (short fract *__p, short fract __value)
void	eeprom_write_uhr (unsigned short fract *__p, unsigned short fract __value)
void	eeprom_write_r (fract *__p, fract __value)
void	eeprom_write_ur (unsigned fract *__p, unsigned fract __value)
void	eeprom_write_lr (long fract *__p, long fract __value)
void	eeprom_write_ulr (unsigned long fract *__p, unsigned long fract __value)
void	eeprom_write_llr (long long fract *__p, long long fract __value)
void	eeprom_write_ullr (unsigned long long fract *__p, unsigned long long fract __value)
void	eeprom_write_hk (short accum *__p, short accum __value)
void	eeprom_write_uhk (unsigned short accum *__p, unsigned short accum __value)
void	eeprom_write_k (accum *__p, accum __value)
void	eeprom_write_uk (unsigned accum *__p, unsigned accum __value)
void	eeprom_write_lk (long accum *__p, long accum __value)
void	eeprom_write_ulk (unsigned long accum *__p, unsigned long accum __value)
void	eeprom_write_llk (long long accum *__p, long long accum __value)
void	eeprom_write_ullk (unsigned long long accum *__p, unsigned long long accum __value)
EEPROM Update Functions
void	eeprom_update_hr (short fract *__p, short fract __value)
void	eeprom_update_uhr (unsigned short fract *__p, unsigned short fract __value)
void	eeprom_update_r (fract *__p, fract __value)
void	eeprom_update_ur (unsigned fract *__p, unsigned fract __value)
void	eeprom_update_lr (long fract *__p, long fract __value)
void	eeprom_update_ulr (unsigned long fract *__p, unsigned long fract __value)
void	eeprom_update_llr (long long fract *__p, long long fract __value)
void	eeprom_update_ullr (unsigned long long fract *__p, unsigned long long fract __value)
void	eeprom_update_hk (short accum *__p, short accum __value)
void	eeprom_update_uhk (unsigned short accum *__p, unsigned short accum __value)
void	eeprom_update_k (accum *__p, accum __value)
void	eeprom_update_uk (unsigned accum *__p, unsigned accum __value)
void	eeprom_update_lk (long accum *__p, long accum __value)
void	eeprom_update_ulk (unsigned long accum *__p, unsigned long accum __value)
void	eeprom_update_llk (long long accum *__p, long long accum __value)
void	eeprom_update_ullk (unsigned long long accum *__p, unsigned long long accum __value)