From: sam AT greenaumARSE!ARSE!ARSE!.demon.co.uk
Newsgroups: comp.os.msdos.djgpp
Subject: Re: New convert has a question
Date: Sun, 23 May 1999 21:48:27 GMT
Organization: Rossum's Universal Robots
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On Wed, 19 May 1999 15:41:58 -0700, Nate Eldredge <nate AT cartsys DOT com>
sprachen:

>[Btw: Interestingly, GCC generates better code for `y * 320' than for
>`(y << 6) + (y << 8)'.  Try them and see.  Hint: The `lea' instruction
>can multiply by five!]

I never knew that. Dammit. Every tutorial I've seen does it by the <<8
+ <<6 method. Curses. A relatively tiny change to my library is
required.


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