NAME
    IEEESPFloor -- compute Floor function of IEEE single precision number

SYNOPSIS
      x   = IEEESPFloor(  y  );
      d0                  d0

    float   x,y;

FUNCTION
    Calculate the largest integer less than or equal to x and return it.

INPUTS
    y -- IEEE single precision floating point value

RESULT
    x -- IEEE single precision floating point value

BUGS

SEE ALSO
    IEEESPCeil