fix16.cxx File Reference

#include <tools/fix16.hxx>

Include dependency graph for fix16.cxx:

Go to the source code of this file.

Functions
static uint32_t	fix_abs (fix16_t in)
fix16_t	fix16_mul (fix16_t inArg0, fix16_t inArg1)
static uint8_t	clz (uint32_t x)
fix16_t	fix16_div (fix16_t a, fix16_t b)

Variables
const fix16_t	fix16_minimum = 0x80000000
const fix16_t	fix16_overflow = 0x80000000

Function Documentation

clz()

static uint8_t clz ( uint32_t  x )

static

Definition at line 85 of file fix16.cxx.

References result, and x.

Referenced by fix16_div().

fix16_div()

fix16_t fix16_div	(	fix16_t	inArg0,
		fix16_t	inArg1
	)

Divides the first given fix16_t by the second and returns the result.

Definition at line 104 of file fix16.cxx.

References a, clz(), div(), fix16_minimum, fix16_overflow, fix_abs(), result, and shift.

fix16_mul()

fix16_t fix16_mul	(	fix16_t	inArg0,
		fix16_t	inArg1
	)

Multiplies the two given fix16_t's and returns the result.

Definition at line 50 of file fix16.cxx.

References fix16_overflow, and result.

fix_abs()

static uint32_t fix_abs ( fix16_t  in )

inlinestatic

Definition at line 30 of file fix16.cxx.

References fix16_minimum, and in.

Referenced by fix16_div().

Variable Documentation

fix16_minimum

const fix16_t fix16_minimum = 0x80000000

the minimum value of fix16_t

Definition at line 27 of file fix16.cxx.

Referenced by fix16_div(), and fix_abs().

fix16_overflow

const fix16_t fix16_overflow = 0x80000000

the value used to indicate overflows

Definition at line 28 of file fix16.cxx.

Referenced by fix16_div(), and fix16_mul().