Module: Data Size & Arithmetic

Arithmetic in assembly language, carry and overflow bits in signed and unsigned operations.

Learning Outcomes

Computers and Numbers

Master conversions between bases and additions in different bases
Understand how integers are stored in computers, differentiating unsigned and signed numbers
Understand how to do size conversions of numbers
Understand numerical overflow

Assembly Programming

Be able to develop assembly programs using a main classes of instructions and programming idioms.

Assembly and High-level Languages

Understand some of the relations between high-level programming languages and assembly language

Readings

Data size

Data size, reduction, movzx, printf (PCASM Sections 2.1.2)

Lecture notes Textbook reading

Arithmetic

Addition, subtraction, 2’s complement, overflow (PCASM Sections 2.1.3)

Lecture notes Textbook reading

Sample source code

Programs from the lecture notes

asm code

Experiential Learning

Manipulating integer data

Practice signed and unsigned integer manipulation, carry and overflow bits

Sample Problems