AMD-K6 AMD [Advanced Micro Devices], AMD-K6 Datasheet - Page 46

• Manufacturer Part Number: AMD-K6
• Description: AMD-K6 Processor
• Manufacturer: AMD [Advanced Micro Devices]

AMD-K6
Floating-Point
Register Data Types
Figure 14. Packed Decimal Data Type
Figure 15. Precision Real Data Types
28
Single Precision Real
Double Precision Real
Extended Precision Real
79
S
79
S
78 72
Ignore
78
Zero
or
®
Exponent
Processor Data Sheet
71
Biased
S = Sign Bit
Ignored on Load, Zeros on Store 78-72
Sign Bit
64
63
Description
I
63
62
S
Floating-point registers use four different types of data —
and extended precision real. Figures 14 and 15 show the
formats for these registers.
packed decimal, single precision real, double precision real,
62
Exponent
Biased
I = Integer Bit
S = Sign Bit
Preliminary Information
52
Software Environment
Precision — 18 Digits, 72 Bits Used, 4-Bits/Digit
Bits
79
51
Significand
31
S
30
Exponent
Biased
Significand
23
22
S = Sign Bit
Significand
20695H/0—March 1998
Chapter 3
0
0
0
0