Consider a processor that contains eight 16-bit registers.  Design a complete ALU with the following functionalities for this processor.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Consider a processor that contains eight 16-bit registers. 

Design a complete ALU with the following functionalities for this processor. 

S₂
oooooo
0
0
0
1
1
1
1
Selection
S₁
So
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
0
0
0
1
1
0
1
1
Cin
0
1
0
1
0
1
0
1
××××
X
X
X
X
Output
F = A
F = A + 1
F = A + B
F = A + B + 1
F = A-B-1
F = A - B
F = A - 1
F = A
F = A + B
F = A B
F = AB
F = A'
Function
Transfer A
Increment A
Addition
Addition with Carry
Subtraction with Borrow
Subtraction
Decrement A
Transfer A
OR
XOR
AND
NOT
Transcribed Image Text:S₂ oooooo 0 0 0 1 1 1 1 Selection S₁ So 0 0 0 0 0 1 0 1 1 0 1 0 1 1 1 1 0 0 0 1 1 0 1 1 Cin 0 1 0 1 0 1 0 1 ×××× X X X X Output F = A F = A + 1 F = A + B F = A + B + 1 F = A-B-1 F = A - B F = A - 1 F = A F = A + B F = A B F = AB F = A' Function Transfer A Increment A Addition Addition with Carry Subtraction with Borrow Subtraction Decrement A Transfer A OR XOR AND NOT
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