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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: TMapping again!
- Date: 29 Feb 1996 12:27:39 GMT
- Organization: Technische Universitaet Muenchen, Germany
- Distribution: world
- Message-ID: <4h463r$j0d@sunsystem5.informatik.tu-muenchen.de>
- References: <38232526@kone.fipnet.fi> <4gn1r9$vm@maureen.teleport.com> <38232686@kone.fipnet.fi> <4h0agu$6n9@maureen.teleport.com>
- NNTP-Posting-Host: hphalle3g.informatik.tu-muenchen.de
- Originator: fischerj@hphalle3g.informatik.tu-muenchen.de
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-
- In article <4h0agu$6n9@maureen.teleport.com>, sschaem@teleport.com (Stephan Schaem) writes:
- |> Organization: Teleport - Portland's Public Access (503) 220-1016
- |> Lines: 13
- |> Distribution: world
- |> Message-ID: <4h0agu$6n9@maureen.teleport.com>
- |> References: <38232526@kone.fipnet.fi> <4gn1r9$vm@maureen.teleport.com> <38232686@kone.fipnet.fi>
- |> NNTP-Posting-Host: linda.teleport.com
- |> X-Newsreader: TIN [version 1.2 PL2]
- |>
- |> Jyrki Saarinen (jsaarinen@kone.fipnet.fi) wrote:
- |>
- |> : > on x86 doing a 32bit immediate add is as fast as a reg to register
- |> : > add?
- |>
- |> : Should be, like on a 040.
- |>
- |> On the 040/030 , because of the code/data cache are separate the
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- aah wow on 030, too ? 2 cycles for a add.l #nn,Dn ? sure ?
- i.e not the "2 cycles/cache_word" rule of 020 ? would be very nice.
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- |> CPU in '1' cycle can access both... but on the x86 I was not sure
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- eeh not 030. about which cpu you talk ? :)
-
- |> it could do that. I dont think I will ever do serious x86 programming
- |> but Its good to know things like this
- |>
- |> Stephan
- ------------------------------------------------------------------------
- fischerj@Informatik.TU-Muenchen.DE (Juergen "Rally" Fischer) =:)
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