Mercurial > repos > blastem
diff m68k.cpu @ 2468:0ca78837e4d2
Implement ext instruction in new 68K core
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Sat, 24 Feb 2024 22:54:36 -0800 |
| parents | f9d5c137c74b |
| children | 6bec9e66d0db |
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--- a/m68k.cpu Sat Feb 24 21:07:38 2024 -0800 +++ b/m68k.cpu Sat Feb 24 22:54:36 2024 -0800 @@ -1710,6 +1710,18 @@ m68k_save_dst Z m68k_prefetch +01001000ZZ000RRR ext + invalid Z 0 + invalid Z 1 + if Z = 3 + meta bits 32 + else + meta bits 16 + end + sext bits dregs.R dregs.R + update_flags NZV0C0 + m68k_prefetch + 0100111001110000 reset if reset_handler pcall reset_handler m68k_reset_handler context