NAME
	IEEESPAdd -- add one single precision IEEE number to another

   SYNOPSIS
	  x   = IEEESPAdd(  y  ,  z  );
	 d0		   d0     d1

	float	x,y,z;

   FUNCTION
	Compute x = y + z in IEEE single precision.

   INPUTS
	y -- IEEE single precision floating point value
	z -- IEEE single precision floating point value

   RESULT
	x -- IEEE single precision floating point value

   BUGS

   SEE ALSO
	IEEESPSub()