s_floor.c File Reference

Functions
double	floor (double x) double floor(x) double x
	if (j0< 20)
else	if (j0 > 51)
	if ((i1 &i)==0)
	__HI (x)
	__LO (x)

Variables
static const double	huge = 1.0e300
unsigned	i
unsigned	j
	i0 = __HI(x)
	i1 = __LO(x)
	j0 = ((i0 >> 20) & 0x7ff) - 0x3ff
	else
return	x

Function Documentation

__HI()

__HI

(

x

)

__LO()

__LO

(

x

)

floor()

double floor

(

double

x

)

if() [1/3]

if

(

(i1 &i)

= = 0

)

if() [2/3]

else if	(	j0	,
		51
	)

if() [3/3]

if

(

)

Variable Documentation

else

else

Initial value:

{
        i = ((unsigned)(0xffffffff)) >> (j0 - 20)

huge

static double huge = 1.0e300

static

i

unsigned i

Initial value:

{
    int i0, i1, j0

i0

i0 = __HI(x)

i1

i1 = __LO(x)

j

unsigned j

j0

j0 = ((i0 >> 20) & 0x7ff) - 0x3ff

x

return x