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- Path: grafix.xs4all.nl!john.hendrikx
- Date: Sat, 10 Feb 96 16:12:09 GMT+1
- Newsgroups: comp.sys.amiga.programmer
- Distribution: world
- Subject: Re: Virtual memory on an 68000? Is it
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- From: john.hendrikx@grafix.xs4all.nl (John Hendrikx)
- Message-ID: <john.hendrikx.4d8e@grafix.xs4all.nl>
- Organization: Grafix Attack BBS Holland
-
- In a message of 09 Feb 96 Juergen "rally" Fischer wrote to All:
-
- JrF> Well, it is possible, write a 030-emulator for the 68000 ;) Almost
- JrF> anything is possible, but the problems are always the same:
-
- You can't write a 030 (or 020) emulator for the 68000. Instructions like
- 'Move.l d0,(a0,d1.l*4)' are NOT trapped on the 68000. The 68000 instead simply
- ignores the '*4' index :-(
-
- The only thing you could do is write a 680x0 interpreter but that would be
- *REALLY* slow.
-
- Grtz John
-
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