8 hours ago · software

x86 prefixes and escape opcodes flowchart

Article URL: https://soc.me/interfaces/x86-prefixes-and-escape-opcodes-flowchart.html Comments URL: https://news.ycombinator.com/item?id=46687705 Points: 8 Comm...

2 days ago · software

IRISC: An ARMv7 assembly interpreter and computer architecture simulator

Article URL: https://polysoftit.co.uk/irisc-web/ Comments URL: https://news.ycombinator.com/item?id=46663467 Points: 8 Comments: 1...

6 days ago · software

Linux

What is Linux? If you have ever worked with a desktop computer or any type of computing device, you have directly interacted with software that must communicat...

1 week ago · software

MAWA - El lenguaje simple en sintaxis como Python de bajo nivel. Parte 3, Condicionales.

Las Condicionales - Register AL = 255 0xFF - Register BX = 65 535 0xFFFF - Register ECX = 4 294 967 295 0xFFFFFFFF Comparación en Assembler En ensamblador trad...

2 weeks ago · software

MenuetOS KolibriOS: A Non-POSIX Operating System Built in Assembly

What This Operating System Is MenuetOS is a standalone operating system written almost entirely in x86 assembly. KolibriOS is a continuation of the same design...

0 month ago · software

Brewing Cappuccino: Writing a compiler without LLVM's IR

Introduction Compilers have always felt like magic to me. They seem both complex and simple—just programs that convert code from one form to another. I’ve spen...

1 month ago · software

PatchworkOS: An OS for x86_64, built from scratch in C and assembly

Article URL: https://github.com/KaiNorberg/PatchworkOS Comments URL: https://news.ycombinator.com/item?id=46177615 Points: 6 Comments: 1...

1 month ago · software

From ARM Assembly to Machine Code: A Bare-Metal Primer

'ARMv7 programmer‑visible registers ARMv7 exposes sixteen general‑purpose registers R0–R15 and several status registers. | Register | Role | |