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Mail Archives: djgpp/1999/02/02/21:55:40

Message-Id: <3.0.6.32.19990202215520.009449d0@pop.netaddress.com>
X-Sender: pderbysh AT pop DOT netaddress DOT com
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Date: Tue, 02 Feb 1999 21:55:20 -0500
To: djgpp AT delorie DOT com
From: Paul Derbyshire <pderbysh AT usa DOT net>
Subject: Re: 64-bit integer math
In-Reply-To: <199902030105.UAA14606@envy.delorie.com>
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<Pine DOT GSO DOT 4 DOT 02 DOT 9902012103100 DOT 16025-100000 AT neptune DOT calstatela DOT edu>
<3 DOT 0 DOT 6 DOT 32 DOT 19990202125723 DOT 00904370 AT pop DOT netaddress DOT com>
<3 DOT 0 DOT 6 DOT 32 DOT 19990202150512 DOT 0090dc30 AT pop DOT netaddress DOT com>
<3 DOT 0 DOT 6 DOT 32 DOT 19990202172139 DOT 00921a20 AT pop DOT netaddress DOT com>
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Reply-To: djgpp AT delorie DOT com

At 08:05 PM 2/2/99 -0500, you wrote:
>gcc does 64-bit multiplies with one mul, two imuls, and two adds.

How's a plain mul and an imul differ? :-)

-- 
   .*.  "Clouds are not spheres, mountains are not cones, coastlines are not
-()  <  circles, and bark is not smooth, nor does lightning travel in a
   `*'  straight line."    -------------------------------------------------
        -- B. Mandelbrot  |http://surf.to/pgd.net
_____________________ ____|________     Paul Derbyshire     pderbysh AT usa DOT net
Programmer & Humanist|ICQ: 10423848|

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