NAME
	SPSub -- Subtract two floating point numbers.

SYNOPSIS
	fnum3 = SPSub(fnum1, fnum2)
	D0	      D1     D0

	float SPSub(float fnum1, float fnum2);

FUNCTION
	Accepts two floating point numbers and returns the arithmetic
	subtraction of said numbers.

INPUTS
	fnum1 	- floating point number.
	fnum2 	- floating point number.

RESULT
	fnum3 	- floating point number.

BUGS
	None.

SEE ALSO