Introduction To X86 Disassembly May 2026

Before you look at the code, you look at your tools. Your workbench has a few small slots to hold data while you work. In x86, these are your : EAX: Your primary calculator.

As you dig deeper, you find a "Stack"—a literal pile of data. Programs use the to remember where they were before they started a side-task. The program PUSHes its current location onto the stack. Introduction to x86 disassembly

To understand how it works, you have to look at the "gears" while they move. In the world of computers, those gears are and Instructions . 1. The Workbench (The CPU & Registers) Before you look at the code, you look at your tools