/gbboi-emu

A toy C# GameBoy (DMG-01) emulator

Primary LanguageC#

gbboi-emu

A toy C# GameBoy (DMG-01) emulator

Implemented opcodes

Base

0 1 2 3 4 5 6 7 8 9 A B C D E F
0x ✔ ✔ ✘ 🟡 🟡 🟡 🟡 🟡 ✘ ✘ ✘ ✘ 🟡 🟡 🟡 ✘
1x ✘ 🟡 ✘ 🟡 ✘ 🟡 🟡 ✘ 🟡 ✘ 🟡 ✘ ✘ 🟡 🟡 ✘
2x 🟡 ✔ 🟡 🟡 🟡 ✘ ✘ ✘ 🟡 ✘ ✘ ✘ ✘ ✘ 🟡 ✘
3x ✔ ✔ ✘ ✘ ✘ ✔ ✘ ✘ ✘ ✘ ✘ ✘ ✘ 🟡 🟡 ✘
4x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
5x ✔ ✘ ✘ ✘ ✘ ✘ ✘ 🟡 ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
6x ✘ ✘ ✘ ✘ ✘ ✘ ✔ 🟡 ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
7x ✘ ✘ ✘ ✘ ✘ ✘ ✘ 🟡 🟡 ✘ ✘ 🟡 🟡 ✘ ✘ ✘
8x ✘ ✘ ✘ ✘ ✘ ✘ 🟡 ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
9x 🟡 ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
Ax ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✔
Bx ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ 🟡 ✘
Cx ✘ ✘ ✘ ✔ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✔ 🟡 ✔ ✘
Dx ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ 🟡 ✘ ✘ ✘ ✘ ✘ ✘ ✘
Ex 🟡 ✘ 🟡 ✘ ✘ ✘ ✘ ✘ ✘ ✘ 🟡 ✘ ✘ ✘ ✘ ✘
Fx 🟡 ✘ ✘ ✔ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✔ ✘ ✘ 🟡 ✔

Two byte opcodes (CE-prefixed)

0 1 2 3 4 5 6 7 8 9 A B C D E F
0x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
1x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
2x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
3x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
4x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
5x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
6x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
7x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✔ ✘ ✘ ✘
8x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
9x ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
Ax ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
Bx ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
Cx ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
Dx ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
Ex ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘
Fx ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘ ✘

Key

Symbol Meaning
✔ Supported, with unit test
🟡 Supported, unit tests needed
✘ Not supported at all