NAME
    IEEEDPFieee -- convert IEEE single to IEEE double
SYNOPSIS
      x   = IEEEDPFieee(  y  );
    d0/d1                 d0
    float   y;
    double  x;
FUNCTION
    Convert IEEE single precision number to IEEE double precision.
INPUTS
    y - IEEE single precision floating point value
RESULT
    x - IEEE double precision floating point value
BUGS
SEE ALSO
    ieeedptieee()