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From: bart@asgard.pub.uu.oz.au (John Butcher)
Newsgroups: comp.sys.amiga.programmer
Subject: Re:  Short Hello World
Message-ID: <19216341.ARN0401@asgard.pub.uu.oz.au>
Date: 12 May 91 19:14:57 GMT
Article-I.D.: asgard.19216341.ARN0401
References: <1804@tardis.Tymnet.COM> <1991May7.001146.1830@cinnet.com> <dillon.7447@overload.Berkeley.CA.US>
Organization: Private
Lines: 19

In article <dillon.7447@overload.Berkeley.CA.US>, Matthew Dillon writes:

>     sub.l D0,D0 is not faster than moveq.l #0,D0 on a 68000.  The two
>     instructions are both one word long.

What you say is right, but the reasons behind it are worng.
Instruction length != instruction timing :
sub.l d0,d0 == 6 ( or is it 8 ?? )
moveq.l #0,d0 == 4

>     Matthew Dillon	    dillon@Overload.Berkeley.CA.US
>     891 Regal Rd.	    uunet.uu.net!overload!dillon
>     Berkeley, Ca. 94708
>     USA

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 John Butcher : bart@asgard.pub.uu.oz.au
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"To understand recursion you must understand recursion" - Andrew Koenig