Assembly Crash Course

• An awesome intro series that covers some of the fundamentals from LiveOverflow.
• A `Ike: The Systems Hacking Handbook, an excellent guide to Computer Organization.
• A comprehensive assembly tutorial for several architectures (amd64 is the relevant one here).
• The course "Architecture 1001: x86-64 Assembly" from OpenSecurityTraining2.
• A whole x86_64 assembly book to help you out!
• A game to teach you x86 assembly and one to stress test your knowledge!
• A flowchart of x86 prefix and escape opcodes.
• An unofficial, but extremely detailed and useful x86 reference.

Set a register

Set multiple registers

Addition

Multiplication

Division

Modulus

Register sizes

Register sizes for modulus

Bitwise shift

Bitwise and

Bitwise logic

Memory reads

Memory writes

Memory reads and writes

Read one size data

Read multiple data sizes

Dynamic address memory writes

Consecutive memory reads

The stack

Swap register values with the stack

Memory reads and writes with the stack

Absolute jump

Relative jump

Control flow

Conditional branches

Jump tables

Computing averages

Implementing strlen

Using library functions

Compute the most common byte