s_fma.c File Reference

#include "cdefs-compat.h"
#include <float.h>
#include <openlibm_fenv.h>
#include <openlibm_math.h>
#include "math_private.h"

Include dependency graph for s_fma.c:

Classes
struct	dd

Functions
static struct dd	dd_add (double a, double b)
static double	add_adjusted (double a, double b)
static double	add_and_denormalize (double a, double b, int scale)
static struct dd	dd_mul (double a, double b)
OLM_DLLEXPORT double	fma (double x, double y, double z)

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Class Documentation

dd

struct dd

Class Members
double	hi
long double	hi
double	lo
long double	lo

Function Documentation

add_adjusted()

static double add_adjusted ( double  a, double  b  )

inlinestatic

References a, b, dd_add(), EXTRACT_WORD64, INSERT_WORD64, and sum().

Referenced by fma().

add_and_denormalize()

static double add_and_denormalize ( double  a, double  b, int  scale  )

inlinestatic

References a, b, dd_add(), EXTRACT_WORD64, INSERT_WORD64, ldexp(), and sum().

Referenced by fma().

dd_add()

static struct dd dd_add ( double  a, double  b  )

inlinestatic

References a, b, dd::hi, dd::lo, and s.

Referenced by add_adjusted(), add_and_denormalize(), and fma().

dd_mul()

static struct dd dd_mul ( double  a, double  b  )

inlinestatic

References a, b, dd::hi, dd::lo, and p.

Referenced by fma().

fma()

OLM_DLLEXPORT double fma	(	double	x,
		double	y,
		double	z
	)

References add_adjusted(), add_and_denormalize(), copysign(), DBL_MANT_DIG, DBL_MIN, dd_add(), dd_mul(), FE_DOWNWARD, FE_INEXACT, FE_TONEAREST, FE_TOWARDZERO, FE_UNDERFLOW, fegetround(), feraiseexcept(), fesetround(), frexp(), dd::hi, ilogb(), INFINITY, isfinite, isnormal, ldexp(), dd::lo, nextafter(), r, and z.

Referenced by fma_test().

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