Floating-Point Addition And Subtraction - Xerox Sigma 6 Reference Manual

Right shift number with
smaller characteristic and
increment its character-
istic by 1 far each hex
place shifted until the
characteristics of the num-
ben are equal
FLOATING-POINT ADDITION AND SUBTRACTION
yes
yes
<
pastnarmalization ~ _ _ .....;..:...... _ _ ....
required mare than
2 hex shifts?
no
X'5'- CC
Appendix B 123