Article View: comp.sys.misc
Article #1308Re: Weighty instructions (really Dhrystones)
From: Chris Torek
Date: Wed, 14 Oct 1987 11:26
Date: Wed, 14 Oct 1987 11:26
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In article <156@PT.CS.CMU.EDU> ralf@B.GP.CS.CMU.EDU (Ralf Brown) writes: >... ~7000 dhrystones with ... the Green Hills C 386 compiler. Be careful with these numbers. A *really good* optimising compiler will reduce Dhrystone to two `time' system calls and one bit of arithmetic and a printf: approximately infinity dhrystones. The Green Hills compilers are not *that* good (yet?), but they are good. <insert story about FORTRAN optimiser that reduced a benchmark to `print 3.1415926...'> -- In-Real-Life: Chris Torek, Univ of MD Comp Sci Dept (+1 301 454 7690) Domain: chris@mimsy.umd.edu Path: uunet!mimsy!chris
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!cmcl2!brl-adm!umd5!mimsy!chris From: chris@mimsy.UUCP (Chris Torek) Newsgroups: comp.sys.misc Subject: Re: Weighty instructions (really Dhrystones) Message-ID: <8999@mimsy.UUCP> Date: Wed, 14-Oct-87 07:26:35 EDT Article-I.D.: mimsy.8999 Posted: Wed Oct 14 07:26:35 1987 Date-Received: Fri, 16-Oct-87 00:06:34 EDT References: <1138@water.waterloo.edu> <2452@cbmvax.UUCP> <7422@e.ms.uky.edu> <156@PT.CS.CMU.EDU> Organization: U of Maryland, Dept. of Computer Science, Coll. Pk., MD 20742 Lines: 14