Floating Point

CompOrg Fall 2002 Lecture Notes: Floating Point

Floating Point

9/9/02

References:

Chapter 2, sections 2.4

http://grouper.ieee.org/groups/754/

Fractional Numbers
        positional notation
binary point
finite-length encodings

IEEE Representations
         General Form: V = (-1)^s x M x 2^e
Normalization
         
Significand: sign and magnitude representation
       
Exponent: baised representation
         
Single Precision: 32 bits
         
Double Precision: 64 bits 
         
Rounding
         
IEEE Floating Point operations
         
Floating Point in C

Computer Organization Fall 2002