32-Bit ALU

Basic design:

Zero

OF indicator

•

•

•

Op

a0

b0

result0

Cin

Cout

ALU0

a1

b1

result1

Cin

Cout

ALU1

a2

b2

result2

Cin

Cout

ALU2

result31

Cin

Cout

ALU31

a31

b31

Binvert

0

0

0

add, sub, and, or, slt and zero test

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