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Article #10891Re: how to advocate new software/hardware features (Re: Hardware Support for Numeric Algorithms)
From: Mike Meyer
Date: Mon, 16 Nov 1992 07:20
Date: Mon, 16 Nov 1992 07:20
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In <7903@charon.cwi.nl>, dik@cwi.nl (Dik T. Winter) wrote: > In article <mwm.2n6z@contessa.palo-alto.ca.us> mwm@contessa.palo-alto.ca.us (Mike Meyer) writes: > > In <Bxq7y0.IJ@mentor.cc.purdue.edu>, hrubin@mentor.cc.purdue.edu (Herman Rubin) wrote: > > > With instruction scheduling, one place for an optimizer would be in the > > > ASSEMBLER, and even interaction between the programmer and the compiler/ > > > assembler. I do not know of any such. > > > > Herman, I've *never* seen you suggest something that hasn't been tried > > already, in some form or another. This is no exception. It's been > > tried. It didn't work very well. > > > Wrong. The MIPS assembler performs some optimizations (like delay slot > filling and instruction scheduling). It works quite well. My fault - I was referring to the "interaction between the programmer and the compiler/assembler" when I said "didn't work very well". I should have made things clearer. I do know that "optimizing" assemblers of various kinds have been around for a long time, and do work quite well. Given what I've seen of MIPS compiler technology (or should I call it SGI compiler technology now? :-), I'm sure they did wonderful things. <mike
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Path: arc1-ca.pugleaf.net!sparky!uunet!decwrl!contessa!mwm From: mwm@contessa.palo-alto.ca.us (Mike Meyer) Subject: Re: how to advocate new software/hardware features (Re: Hardware Support for Numeric Algorithms) Newsgroups: comp.arch Distribution: world References: <TMB.92Nov14145619@pollux.idiap.ch> <Bxq7y0.IJ@mentor.cc.purdue.edu> <mwm.2n6z@contessa.palo-alto.ca.us> <7903@charon.cwi.nl> X-NewsSoftware: Amiga Yarn 3.4, 1992/08/12 15:49:52 Message-ID: <mwm.2nup@contessa.palo-alto.ca.us> Date: 15 Nov 92 23:20:37 PST Organization: Missionaria Phonibalonica Lines: 25