Microprocessor for performing unsigned operations with signed in

Details Microprocessor for performing unsigned operations with signed in Microprocessor for performing unsigned operations with signed in

1997-06-16

2000-01-25

Coulter, Kenneth

Electrical computers: arithmetic processing and calculating

Electrical digital calculating computer

Particular function performed

708670, 708490, G06F 738

Patent

active

060187522

ABSTRACT:
A microprocessor operable to transform unsigned data to a signed format so that the unsigned data can be processed by signed instructions. In particular, a subtraction between two unsigned numbers can be transformed into a subtraction between two signed numbers.

REFERENCES:
patent: 4935890 (1990-06-01), Funyu
patent: 5745125 (1998-04-01), Deering et al.
patent: 5801975 (1998-09-01), Thayer et al.
Japanese Abstract No. 362224830; Ushinmei, Oct. 1987.
Japanese Abstract No. 405303498; Nakamura et al., Nov. 1993.

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