mathtrans

Index

float SPAcos(
         float fnum1 );

Calculate arcuscos of the given number

Motorola fast floating point number

flags:
zero     : Result is zero
negative : 0 (not possible)
overflow : fnum < -1  or  fnum > 1

float SPAsin(
         float fnum1 );

Calculate arcussin of the given number

Motorola fast floating point number

flags:
zero     : result is zero
negative : result is negative
overflow : fnum < -1  or  fnum > 1

float SPAtan(
         float fnum1 );

Calculates the angle of a given number representing the tangent
of that angle. The angle will be in radians.

Motorola fast floating point number

float SPCos(
         float fnum1 );

Calculate the cosine of a given ffp number in radians

Motorola fast floating point number

flags:
zero     : result is zero
negative : result is negative
overflow : 0

float SPCosh(
         float fnum1 );

Calculate the hyperbolic cosine of the ffp number

Motorola fast floating point number

flags:
zero     : result is zero
negative : 0 (not possible)
overflow : result too big for ffp-number

float SPExp(
         float fnum1 );

Calculate e^x

Motorola fast floating point number

flags:
zero     : result is zero
negative : 0
overflow : the result was out of range for the ffp-format

float SPFieee(
         float ieeenum );

Convert single precision ieee number to FFP number

Motorola fast floating point number

flags:
 zero     : result is zero
 negative : result is negative
 overflow : exponent of the ieee-number was out of range for
            ffp

float SPLog(
         float fnum1 );

Calculate logarithm (base e) of the given ffp number

ffp-number

flags:
zero     : result is zero
negative : result is negative
overflow : argument was negative

float SPLog10(
         float fnum1 );

Calculate logarithm (base 10) of the given ffp number

ffp number

flags:
zero     : result is zero
negative : result is negative
overflow : argument was negative

float SPPow(
         float fnum1,
         float fnum2 );

Calculate fnum2 raised to the fnum1 power (fnum2^fnum1)

Motorola fast floating point number

flags:
zero     : result is zero
negative : result is negative
overflow : result is too big

float SPSin(
         float fnum1 );

Calculate the sine of a given FFP number in radians

Motorola fast floating point number

flags:
zero     : result is zero
negative : result is negative
overflow : 0

float SPSincos(
         IPTR * pfnum2,
         float fnum1 );

Calculate the cosine and the sine of the given ffp-number
fnum1 that represents an angle in radians. The function
returns the sine of that number as a result and puts
the cosine of that number into *pfnum2 which must represent
a valid pointer to a ffp-number.

*pfnum2       - Motorola fast floating point number
direct result - Motorola fast floating point number

float SPSinh(
         float fnum1 );

Calculate the hyperbolic sine of the ffp number

Motorola fast floating point number

flags:
zero     : result is zero
negative : result is negative
overflow : result is too big for ffp format

float SPSqrt(
         float fnum1 );

Calculate square root of ffp number

Motorola fast floating point number

flags:
zero     : result is zero
negative : 0
overflow : square root could not be calculated

float SPTan(
         float fnum1 );

Calculate the tangens of a given FFP number in radians

Motorola fast floating point number

flags:
zero     : result is zero
negative : result is negative
overflow :

float SPTanh(
         float fnum1 );

Calculate hyperbolic tangens of the ffp number

Motorola fast floating point number

flags:
zero     : result is zero
negative : result is negative
overflow : (not possible)

float SPTieee(
         float fnum );

Convert FFP number to single precision ieee number

IEEE Single Precision Floating Point

flags:
zero     : result is zero
negative : result is negative
overflow : exponent of the ieee-number was out of range for ffp