m68k_emulate: Several fixes to the emulator: 1. Emulate ADDX/SUBX 2. Fix ADDQ/SUBQ -,An which should have ADDA/SUBA-style behaviour 3. Fix AND/OR -,Dn to respect the operation size when modifying Dn
m68k_emulate: Several fixes to the emulator:
1. Emulate ADDX/SUBX
2. Fix ADDQ/SUBQ -,An which should have ADDA/SUBA-style behaviour
3. Fix AND/OR -,Dn to respect the operation size when modifying Dn

keirf/Disk-Utilities,keirf/Disk-Utilities