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- Newsgroups: comp.sys.amiga.misc
- Path: sparky!uunet!mcsun!sun4nl!star.cs.vu.nl!wgkramer
- From: wgkramer@cs.vu.nl (Ewout Kramer)
- Subject: Re: 32bit versions of wb3 ??
- Message-ID: <C1F7JJ.3BM@cs.vu.nl>
- Sender: news@cs.vu.nl
- Organization: Fac. Wiskunde & Informatica, VU, Amsterdam
- References: <1jmnp8INNfan@mercury.kingston.ac.uk> <1993Jan22.163819.25003@dcs.warwick.ac.uk> <1993Jan22.192225.9605@mnemosyne.cs.du.edu> <major-250193113516@130.102.116.110> <dpn2.237.727927615@po.CWRU.Edu>
- Date: Mon, 25 Jan 1993 17:35:43 GMT
- Lines: 23
-
- dpn2@po.CWRU.Edu (Damien P. Neil) writes:
-
- >In article <major-250193113516@130.102.116.110> major@biosci.uq.oz.au (Viktor Major) writes:
- >> Excuse me if I am wrong, but isn't the MC68000 32 bit wide inside with a
- >>16 bit data path. As I understand it, the code for MC68000 IS a 32 bit
- >>code.
-
- >This is correct. The 68000 has 32 bit large registers (D0-D7/A0-A7), with 32
- >operations. (ADD.L D0,D1) Worrying about 32-bit code is an IBM-ism.
-
- This is NOT correct, ADD and SUB work on 32bit numbers, but DIV and MUL
- don't! 68000 code is full of 32 bit mul/div library calls, whereas
- the 68030 knows MUL.L.
-
-
-
- Ewout
-
- --
- ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
- :: Ewout `Cyberman' Kramer :: Dept. of Mathematics and Computer Science ::
- :: wgkramer@cs.vu.nl :: Vrije Universiteit - Amsterdam ::
- ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
-