Altera Floating-Point - Manual (Page 70)

Precision Mantissa Width Latency (in clock cycles)
Single-extended
31 20, 36
32 20, 37
33 21, 38
34 21, 39
35 22, 40
36 22, 41
37 23, 42
38 23, 43
39 24, 44
40 24, 45
41 25, 46
42 25, 47
43 26, 48
44 26, 49
45 27, 50
46 27, 51
47 28, 52
48 28, 53
49 29, 54
50 29, 55
51 30, 56
ALTFP_SQRT Truth Table
Truth Table for Square Root Operations
DATA[] SIGN BIT RESULT[] NaN Overflow Zero
Normal 0 Normal 0 0 0
Denormal 0/1 Zero 0 0 1
Positive Infinity 0 Infinity 0 1 0
Negative Infinity 1 All 1’s 1 0 0
Positive NaN 0 All 1’s 1 0 0
Negative NaN 1 All 1’s 1 0 0
Zero 0/1 Zero 0 0 1
Normal 1 All 1’s 1 0 0
8-2 ALTFP_SQRT Truth Table
UG-01058
2014.12.19
Altera Corporation ALTFP_SQRT
Send Feedback