Hello World! ARM 64-bit Assembly Basics 🚀

Although modern languages allow us to write high performant code, sometimes we need to go faster. In this video, I'll dive into what registers are, a small set of ARM 64-bit instructions, and writing a simple hello world program.

Disclaimer: This code is not production safe and just for educational purposes.

You can find the code written in this video here: https://github.com/BrookJeynes/arm64bit-hello-world
You can find the diagrams used in this video here: https://excalidraw.com/#json=pjJQV-4RASB5wmHyxeAjj,Van83WboRdKzVbcWTVYaoQ

Corrections are in the pinned ERRATA comment.

Timestamps:
- [0:00] Registers
- [0:12] Register calculation example
- [0:27] 64-bit ARM registers
- [1:04] Register sizes
- [1:25] Programming
- [2:28] ARM instructions
- [3:01] `write` syscall
- [4:13] `exit` syscall
- [4:33] Compiling
- [4:47] Outro

Resources:
- [Programming with 64-Bit ARM Assembly Language ](https://link.springer.com/book/10.1007/978-1-4842-5881-1)
- [ARM 64-bit syscall docs](https://chromium.googlesource.com/chromiumos/docs/+/master/constants/syscalls.md#arm64-64_bit)
- [ARM Assembly By Example](https://armasm.com/docs/getting-to-hello-world/basics/)

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🎵 Music "simple things" by ‘moonboy’
💿 Listen: https://www.youtube.com/watch?v=8RnlhXvd9X0
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