assembly_tutorial
assembly_tutorial
assembly_tutorial
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Table of Content<br />
Assembly Programming Tutorial .............................................. 2<br />
Audience .................................................................................. 2<br />
Prerequisites ............................................................................ 2<br />
Copyright & Disclaimer Notice .................................................. 3<br />
Assembly Introduction .............................................................. 8<br />
What is Assembly Language? ................................................. 8<br />
Advantages of Assembly Language ........................................................... 8<br />
Basic Features of PC Hardware ................................................................. 9<br />
The Binary Number System ....................................................................... 9<br />
The Hexadecimal Number System ............................................................. 9<br />
Binary Arithmetic ...................................................................................... 10<br />
Addressing Data in Memory ..................................................................... 11<br />
Assembly Environment Setup ................................................ 13<br />
Installing NASM ........................................................................................ 13<br />
Assembly Basic Syntax .......................................................... 15<br />
The data Section ...................................................................................... 15<br />
The bss Section ....................................................................................... 15<br />
The text section ........................................................................................ 15<br />
Comments ................................................................................................ 15<br />
Assembly Language Statements .............................................................. 16<br />
Syntax of Assembly Language Statements .............................................. 16<br />
The Hello World Program in Assembly..................................................... 16<br />
Compiling and Linking an Assembly Program in NASM ........................... 17<br />
Assembly Memory Segments ................................................. 18<br />
Memory Segments ................................................................................... 18<br />
Assembly Registers ............................................................... 20<br />
Processor Registers ................................................................................. 20<br />
Data Registers ......................................................................................... 20<br />
Pointer Registers ...................................................................................... 21<br />
Index Registers ........................................................................................ 21<br />
Control Registers ..................................................................................... 22<br />
Segment Registers ................................................................................... 22<br />
Example: .................................................................................................. 23<br />
Assembly System Calls .......................................................... 24<br />
Linux System Calls ................................................................................... 24<br />
Example ................................................................................................... 25<br />
Addressing Modes ................................................................. 27<br />
TUTORIALS POINT<br />
Simply Easy Learning