Extended-Precision Floating-Point Format - Analog Devices ADSP-21261 SHARC Hardware Reference Manual

Numeric Formats

Extended-precision Floating-Point Format

The extended-precision floating-point format is 40 bits wide, with the
same 8-bit exponent as in the IEEE Standard format but a 32-bit signifi-
cand. This format is shown in
extended-precision floating-point format is the same as the IEEE Standard
format.
39 38
e 7
s • • •
HIDDEN BIT
Figure 2-3. 40-Bit Extended-Precision Floating-Point Format
2-6
Figure 2-3. In all other respects, the
31 30
e 0 1 . f 30
BINARY POINT
ADSP-2126x SHARC Processor Hardware Reference
0
f 0
• • •