gir/README.md

Gir is an optimizing brainfuck interpreter in Javascript.

Name

𒌋𒀜 gir (Sumerian) - n. kiln

License

Everything in the repo is under Unlicense / CC0.

Status

Gir can parse, prettyprint, and run programs in brainfuck. Gir supports following optimizations:

• Turn runs of +- or <> into one command
• Turn [-] or [+] into one command
• Add offsets to commands that modify tape, to reduce moving tape head

TODO

gir.js

• Implement :;#
• Optimization pass to turn multiply loops into commands that do x += y * c
• Make VM use a Proxied object that gives out 0 for nonexistent elements for its memory
• Implement UTF-8 I/O
• Allow cycle maximum to be passed to run()
• Keep a cache of compiled programs in run()

gir.html

• Implement a UI

Documentation

• Document the VM
• Document the user-facing API
• Document the overall architecture

General

• Get this on NPM?