Date: Tue, 23 Jan 1996 11:05:10 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: jdp@polstra.com (John Polstra) Cc: freebsd-current@FreeBSD.org Subject: Re: dhrystone 2.1 result for gcc-2.7.2 with Pentium patches is poor Message-ID: <199601231805.LAA17908@phaeton.artisoft.com> In-Reply-To: <4e3425$e1d@austin.polstra.com> from "John Polstra" at Jan 23, 96 08:57:41 am
next in thread | previous in thread | raw e-mail | index | archive | help
> In article <Pine.BSF.3.91.960122212225.1522C-100000@knobel.gun.de>, > Andreas Klemm <andreas@knobel.gun.de> wrote: > > On a WWW Server I found a Pentium patch (gcc-2.7.2-2.7.2p-pl6.diff) > > for gcc 2.7.2. My experience with dhrystone 2.1 are, that FreeBSD's > > gcc 2.6.3 is a bit faster .... > > > > about 163000 Dhrystones with gcc 2.6.3 and "only" 161000 dhrystones > > with the patches gcc 2.7.2 ... poor result. Other experiences ? > > I haven't tried those patches, but this kind of thing comes up regularly > in compiler-related newsgroups. Look: the Dhrystone "benchmark" is > _completely_ worthless and meaningless for today's compilers. You are > wasting your time messing with it. It will only mislead you. You mean "it is so useless that the GCC people are no longer optimizing for it"? 8-) 8-) 8-). Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199601231805.LAA17908>