kemenril

kemenril / xa.sh

Public

A cross-assembler in Bourne

21
2
100% credibility
Found Feb 09, 2026 at 19 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Shell
AI Summary

A quirky shell script that converts human-readable instructions for the vintage Intel 8080 chip into runnable binary files.

How It Works

1
🕵️ Discover the Fun Tool

You hear about a hilarious little program that turns simple recipes into ready-to-run code for old-school computer chips.

2
📥 Grab the Files

You copy the handful of plain text files to a folder on your Unix computer, like Linux or Mac.

3
📁 Set Up Your Folder

You organize the files just like the guide says, keeping everything neat and together.

4
✏️ Write Your Instructions

Using a simple text editor, you jot down easy commands like loading numbers or jumping around, maybe starting with the ready examples.

5
▶️ Run the Magic

You tell the tool to process your instruction file, and it thinks through two quick passes to build everything right.

✅ Enjoy Your Program

Out pops a compact binary file you can load into an emulator or vintage hardware to see your chip program come alive.

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AI-Generated Review

What is xa.sh?

xa.sh is a cross-assembler written entirely in Bourne shell that targets the Intel 8080 processor, turning Intel-style assembly source into raw binaries. You feed it .asm files via CLI—like `xa.sh input.asm -s` for stdout output—and it handles two-pass assembly with labels, ORG directives, and full 8080 instruction support using standard Unix tools like printf, sed, and dc. It's a lightweight way to assemble retro code without installing heavy compilers, perfect for Unix environments from the '90s onward.

Why is it gaining traction?

Its sheer audacity stands out: a complete assembler in pure shell script, proving Bourne shell's untapped power for low-level tasks—no Electron bloat here. Developers dig the minimal deps (just awk, wc, dc), instant portability across Unix-like systems, and extensibility to arches like 6502 or Z80. The hook? Hilarious demos, like assembling a loop that outputs clean hexdump-ready binaries, drawing in retro hackers searching xa sh robocopy alternatives or xa shampoo quirks.

Who should use this?

Retro computing devs targeting CP/M or 8080 emulators, embedded hobbyists on minimal Unix boxes, or Z80/8085 tinkerers avoiding bloated toolchains. Ideal for xa shaw stewart fans prototyping xa shoes firmware or xa shop gadgets—think shirt xs sized binaries for constrained systems like xa shunday controllers.

Verdict

Fun proof-of-concept with solid 8080 coverage and decent README, but 19 stars and 1.0% credibility score scream early-stage—expect syntax quirks like spacing in expr math or hex escaping. Grab it for weekend hacks, not production; fork to extend if you're into bourne shell wizardry.

(187 words)

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