Use bitfields for BLDCNT
Use bitfields for BLDCNT

zerofalcon/mgba,iracigt/mgba,matthewbauer/mgba,iracigt/mgba,Touched/mgba,libretro/mgba,jeremyherbert/mgba,AdmiralCurtiss/mgba,MerryMage/mgba,matthewbauer/mgba,libretro/mgba,fr500/mgba,Touched/mgba,sergiobenrocha2/mgba,cassos/mgba,fr500/mgba,Anty-Lemon/mgba,Touched/mgba,mgba-emu/mgba,mgba-emu/mgba,fr500/mgba,iracigt/mgba,bentley/mgba,zerofalcon/mgba,libretro/mgba,Iniquitatis/mgba,AdmiralCurtiss/mgba,Iniquitatis/mgba,jeremyherbert/mgba,nattthebear/mgba,zerofalcon/mgba,fr500/mgba,libretro/mgba,cassos/mgba,sergiobenrocha2/mgba,mgba-emu/mgba,askotx/mgba,askotx/mgba,jeremyherbert/mgba,askotx/mgba,Iniquitatis/mgba,cassos/mgba,nattthebear/mgba,MerryMage/mgba,Anty-Lemon/mgba,AdmiralCurtiss/mgba,sergiobenrocha2/mgba,Iniquitatis/mgba,bentley/mgba,libretro/mgba,sergiobenrocha2/mgba,Anty-Lemon/mgba,sergiobenrocha2/mgba,jeremyherbert/mgba,mgba-emu/mgba,iracigt/mgba,Anty-Lemon/mgba,MerryMage/mgba,askotx/mgba