Re: More ST Floating Point Performance

Article View: comp.sys.atari.st

Article #27251

#27251

From: Hans Hansen
Date: Fri, 12 Jun 1987 02:11

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In article <1959@trwrb.UUCP> sansom@trwrb.UUCP (Richard Sansom) writes:
>
>	machine		compiler	run time (s)	accuracy
>	===========	============	========	==========
>	520ST		Lattice 3.03.01	480		very good
>	Amiga 1000	Manx  -lm	25		poor
>
>  The bad news is that the ST is still much slower than it
>should be (based on the Amiga's performance).
>
>-Rich

First place to look is the length of the integers used to compute.  Lattice
uses 32 bit integers std while Manx uses 16 bit integers std (32 bit compile
option).  Manx also produces a much smaller object module.

Hans

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Path: arc1-ca.pugleaf.net!utzoo!mnetor!seismo!rutgers!ames!amdcad!amd!intelca!mipos3!omepd!hah
From: hah@isum.intel.com (Hans Hansen)
Newsgroups: comp.sys.atari.st
Subject: Re: More ST Floating Point Performance
Message-ID: <784@omepd>
Date: Thu, 11-Jun-87 22:11:55 EDT
Article-I.D.: omepd.784
Posted: Thu Jun 11 22:11:55 1987
Date-Received: Sat, 20-Jun-87 13:46:42 EDT
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