Analysis of Fast Radix-10 Digit Recurrence Algorithms for Fixed-Point and Floating-Point Dividers on FPGAs

Table 1

Interchange format parameters [4].

Parameter	dec32	dec64	dec128
𝑘∶ storage width (bits)	32	64	128
𝑝: precision (digits)	7	16	34
𝑞min: min. exponent	−101	−398	−6176
𝑞max: max. exponent	90	369	6111
Bias=𝐸−𝑞	101	398	6176
𝑠: sign bit	1	1	1
𝑤+5: combination field (bits)	11	13	17
𝑡: trailing significand field (bits)	20	50	110