fast_vec_math.c File Reference

Fast approximate vector functions. More...

Data Structures
union	SprFMIntAsFlt
union	SprFMFltAsInt

Macros
#define	SprFMFltU
	unaligned float vector of optimal vector size More...
#define	SprFMFltA
	aligned float vector of optimal vector size More...
#define	SprFMIntU
	unaligned int vector of optimal vector size More...
#define	SprFMIntA
	aligned int vector of optimal vector size More...
#define	SprFMUIntU
	unaligned unsigned int vector of optimal vector size More...
#define	SprFMUIntA
	aligned unsigned int vector of optimal vector size More...

Functions
SprFMFltA	spr_fm_vx_max (SprFMFltA x, SprFMFltA y)
	Element wise maximum. More...
SprFMFltA	spr_fm_vx_min (SprFMFltA x, SprFMFltA y)
	Element wise minimum. More...
SprFMFltA	spr_fm_vx_exp (SprFMFltA x)
float	spr_fm_exp (float x)
SprFMFltA	spr_fm_vx_log (SprFMFltA p)
float	spr_fm_log (float p)
SprFMFltA	spr_fm_vx_pow (SprFMFltA x, SprFMFltA y)
float	spr_fm_pow (float x, float y)
SprFMFltA	spr_fm_vx_logadd_ (SprFMFltA x, SprFMFltA y)
float	spr_fm_logadd_ (float x, float y)
SprFMFltA	spr_fm_vx_logadd (SprFMFltA x, SprFMFltA y)
float	spr_fm_logadd (float x, float y)
float	spr_fm_vx_sum (SprFMFltA x)
SprFMFltA	spr_fm_vx_getN (const float *x, int N)
float *	spr_fm_vec_exp (float *restrict vec, int N)
float *	spr_fm_vec_log (float *restrict vec, int N)
float *	spr_fm_vec_log_offs (float *restrict vec, int N, float offs)
float *	spr_fm_vec_log_mul (float *restrict vec, int N, float fac)
float *	spr_fm_vec_log_offs_mul (float *restrict vec, int N, float offs, float fac)

Variables
const SprFMIntA	spr_fm_msk_abs
const SprFMIntA	spr_fm_msk_sgn
const SprFMFltA	spr_fm_vec_ones
const SprFMIntA	spr_fm_vec_pos

Detailed Description

Fast approximate vector functions.

As set of fast (a frequently approximate) vector functions.

Date

July 2016

Author

Kris Demuynck