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- Path: informatik.tu-muenchen.de!fischerj
- From: fischerj@informatik.tu-muenchen.de (Juergen "Rally" Fischer)
- Newsgroups: comp.sys.amiga.programmer
- Subject: Re: Virtual memory on an 68000? Is it
- Date: 12 Feb 1996 17:37:37 GMT
- Organization: Technische Universitaet Muenchen, Germany
- Distribution: world
- Message-ID: <4fntt1$ga8@sunsystem5.informatik.tu-muenchen.de>
- References: <john.hendrikx.4d8e@grafix.xs4all.nl>
- NNTP-Posting-Host: hphalle5.informatik.tu-muenchen.de
- Originator: fischerj@hphalle5.informatik.tu-muenchen.de
-
-
- In article <john.hendrikx.4d8e@grafix.xs4all.nl>, john.hendrikx@grafix.xs4all.nl (John Hendrikx) writes:
- |> 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 :-(
-
- Well, so why I can run the Spectrum emulator if there is no PUSH HL instruction
- on the 68020 ? ;->>
-
- |>
- |> The only thing you could do is write a 680x0 interpreter but that would be
- |> *REALLY* slow.
-
- interpreter... emulator... what ? :)
-
- |>
- |> Grtz John
- |>
- |> -----------------------------------------------------------------------
- |> John.Hendrikx@grafix.xs4all.nl TextDemo/FastView/Etc... development
- |> -----------------------------------------------------------------------
- |> -- Via Xenolink 1.981, XenolinkUUCP 1.1
- ------------------------------------------------------------------------
- fischerj@Informatik.TU-Muenchen.DE (Juergen "Rally" Fischer) =:)
-