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assembly-x86

Explain x86-64 assembly, covering compiler output, inline assembly, and the System V AMD64 ABI.

159|20|Updated Feb 20, 2026
Search Tags:#debugging#assembly#gcc#x86-64#assembly language#low-level programming#calling convention
One-click install
npx skills add https://github.com/mohitmishra786/low-level-dev-skills --skill assembly-x86
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: assembly-x86
Source: https://github.com/mohitmishra786/low-level-dev-skills/tree/main/skills/low-level-programming/assembly-x86
Command: npx skills add https://github.com/mohitmishra786/low-level-dev-skills --skill assembly-x86

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps you understand, write, and debug x86-64 assembly code, bridging the gap between high-level languages and machine instructions.

Core Features & Use Cases

  • Read Compiler Output: Understand the assembly generated by GCC/Clang.
  • Write Inline Assembly: Integrate assembly directly into C/C++ code.
  • Debug Assembly: Analyze register and stack states with debuggers.
  • Use Case: Debugging a performance-critical function by examining its assembly output to identify inefficiencies or understand low-level behavior.

Quick Start

Generate the assembly for a C file named 'main.c' using GCC with Intel syntax.

Frequently Asked Questions about assembly-x86

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I read x86-64 assembly output generated by GCC?▼

To read x86-64 assembly output generated by GCC, you analyze the compiler's instruction patterns, register usage, and stack states. This Skill helps interpret both AT&T and Intel syntax generated by GCC and Clang compilers.

What is the System V AMD64 ABI calling convention for assembly?▼

The System V AMD64 ABI calling convention defines how functions pass arguments via registers and manage the stack. This Skill explains register usage and calling conventions to help you understand low-level function calls.

How do I write GCC inline assembly in C or C++ code?▼

You write GCC inline assembly in C or C++ code using extended asm statements to integrate low-level instructions. This Skill provides guidance and examples for embedding assembly directly into your high-level code.

Can I debug x86-64 assembly by examining register and stack states?▼

Yes, you can debug x86-64 assembly by analyzing register and stack states with debuggers. This Skill facilitates understanding low-level behavior to identify inefficiencies in performance-critical functions.

Does this Skill support AT&T and Intel syntax for low-level programming?▼

Yes, this Skill supports both AT&T and Intel syntax for low-level programming tasks. It provides examples and guidance covering instruction patterns, SIMD intrinsics, and compiler output for x86-64 assembly.

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