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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 |
Message-ID: | <376477a6.26162626@158.152.254.76> |
References: | <7hv665$pni$1 AT news6 DOT svr DOT pol DOT co DOT uk> <37433E36 DOT 76780C62 AT cartsys DOT com> |
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To: | djgpp AT delorie DOT com |
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Reply-To: | djgpp AT delorie DOT com |
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. ------------------------------------------------------------------------ D O N ' T V O T E M P ' S A R E A L L C R O O K S http://www.greenaum.demon.co.uk/ Protect privacy, boycott Intel: http://www.bigbrotherinside.org
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