If graphics cards 3-4 gens ahead of the PS3 struggle to run NSMB Wii on the Dolphin emulator then I doubt teh cell will handle it. Might be best to attempt a PS2 emulator first.
We'll see a PS3 emulator on the PC before we see a Wii emulator on the PS3.
Nov 2016 - NES outsells PS1 (JP)
Don't Play Stationary 4 ever. Switch!