Gentoo Archives: gentoo-amd64

From: Simon Strandman <simon.strandman@×××××.com>
To: gentoo-amd64@l.g.o
Subject: Re: [gentoo-amd64] x86_64 optimization patches for glibc.
Date: Sat, 23 Jul 2005 17:10:52
In Reply to: Re: [gentoo-amd64] x86_64 optimization patches for glibc. by Allan Wang
Allan Wang skrev:

> >Hmm, I don't see much difference here. > >before: >allan@aw ~ $ ./a.out 2420 1000 1048576 >Memory to memory copy rate = 1110.198486 MBytes / sec. Block size = >1048576. > >after: >aw allan # ./a.out 2420 1000 1048576 >Memory to memory copy rate = 1154.922974 MBytes / sec. Block size = >1048576. > >Allan > > >
What kind och system do you have? These are my spec: AMD64 3500+ Winchester 2,2ghz Asus A8N-SLI Deluxe (nforce4) 1024mb DDR dual channel And emerge info: isidor ~ # emerge info Portage (default-linux/amd64/2005.0, gcc-3.4.4, glibc-2.3.5-r0, 2.6.12-ck3-r1 x86_64) ================================================================= System uname: 2.6.12-ck3-r1 x86_64 AMD Athlon(tm) 64 Processor 3500+ Gentoo Base System version 1.6.13 dev-lang/python: 2.3.5 sys-apps/sandbox: 1.2.11 sys-devel/autoconf: 2.13, 2.59-r6 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.5 sys-devel/binutils: 2.16.1, sys-devel/libtool: 1.5.18-r1 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="amd64" AUTOCLEAN="yes" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -march=athlon64 -fomit-frame-pointer -pipe -fno-ident" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3/share/config /usr/lib/X11/xkb /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-O2 -march=athlon64 -fomit-frame-pointer -pipe -fno-ident -fvisibility-inlines-hidden -fno-enforce-eh-specs" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distlocks sandbox sfperms strict" GENTOO_MIRRORS="" LANG="sv_SE.UTF-8" LC_ALL="sv_SE.UTF-8" LDFLAGS="-Wl,-O1" LINGUAS="sv" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage" SYNC="rsync://" USE="amd64 X aalib alsa artswrappersuid avi berkdb caps cdr crypt dga dlloader dvd dvdr dvdread encode f77 fbcon foomaticdb fortran gcj gif glibc-omitfp gnome gphoto2 gpm gtk gtk2 hal imlib ipv6 ithreads jack-tmpfs java javascript jpeg kdeenablefinal logitech-mouse lzw lzw-tiff mad mikmod mng mozilla mp3 mpeg ncurses nls nomalloccheck nptl nptlonly nvidia objc offensive oggvorbis opengl pdflib perl pic png pnp python qt quicktime readline samba sdl spell ssl svg tcpd threadstiff truetype truetype-fonts type1-fonts unicode usb userlocales visualization xine xml2 xmms xpm xv xvid zlib video_cards_nvidia linguas_sv userland_GNU kernel_linux elibc_glibc" Unset: ASFLAGS, CTARGET -- Simon Strandman <simon.strandman@×××××.com> -- gentoo-amd64@g.o mailing list


Subject Author
Re: [gentoo-amd64] x86_64 optimization patches for glibc. Allan Wang <allanvv@×××××.com>
Re: [gentoo-amd64] x86_64 optimization patches for glibc. netpython <phaceton@×××××.com>