A very rough start to a Game Boy Advance emulator in Crystal Lang. The long-term goal is simply playability of popular titles. The name of the project come from the emudev discord, where "crab" was suggested for "Crystal Advanced Boy." Close enough.
This is not in a functional state. As arm instructions are being implemented, you can print the trace by compiling with `-Dtrace` or print logs by compiling with `-Dlog`. Next, simply provide the executable with the path to your rom.