End of Chapter

(The program could be written with one register if you could use main memory to store x. But these notes have not told you how, yet).

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• overflow, unsigned and two's comp. Overflow in unsigned and two's comp.
• The addu addu and add instructions.
• decimal integers, in assembly language Decimal constants in assembly language.
• sign extension Sign extension of a two's comp. integer.
• The addiu addiu and addi instructions.
• The subu subu and sub instructions