Date: Fri, 19 Jan 2001 05:40:15 -0800 (PST) From: Glendon Gross <gross@clones.com> To: Mike Smith <msmith@freebsd.org> Cc: Will Andrews <will@physics.purdue.edu>, FreeBSD Current <current@freebsd.org> Subject: Re: HEADS UP: I386_CPU Message-ID: <Pine.LNX.4.20.0101190539290.7160-100000@mail.clones.com> In-Reply-To: <200101181944.f0IJiIQ00677@mass.osd.bsdi.com>
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Just out of curiousity, has anyone documented how much of a performance hit there is with the i386 code enabled in the kernel? Regards, Glen Gross On Thu, 18 Jan 2001, Mike Smith wrote: > > > That's one of the big reasons that we're 4.x based right now rather > > > than 3.x based, despite 4.x's slightly larger memory footprint. That > > > and 4.x's much better c++ compiler. > > > > Well, Warner, I've never done embedded systems. So, tell me, do they > > actually use any C++ code in embedded systems? C++ has a rather high > > overhead as far as disk space & memory goes. I would imagine that 99%+ > > of embedded systems do not use C++ code except perhaps for a very small > > amount of the code. > > You have a very vivid imagination. > > Unfortunately, imagination isn't very helpful here; the whole idea is to > do stuff that's actually useful, not just what we'd imagine might be > useful. And in that regard, a *lot* of application programming (which > includes programming for embedded systems) is done using c++ compilers. > > -- > ... every activity meets with opposition, everyone who acts has his > rivals and unfortunately opponents also. But not because people want > to be opponents, rather because the tasks and relationships force > people to take different points of view. [Dr. Fritz Todt] > V I C T O R Y N O T V E N G E A N C E > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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