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c.f. bug 424647
List Archive: gentoo-amd64
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To: gentoo-amd64@g.o
From: Jared Lindsay <cinder.sub@...>
Subject: Re: x86_64 optimization patches for glibc.
Date: Sat, 23 Jul 2005 11:11:42 -0700
Wow, I did the same thing and got almost 1000MB higher :)

*emerges things*

On 7/23/05, Allan Wang <allanvv@...> wrote:
> On Sat, 2005-07-23 at 19:08 +0200, Simon Strandman wrote:
> > 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?
> >
> Athlon64 3200+ Newcastle (overclocked to 2.4ghz)
> 2x corsair valueselect ram, running at 360mhz
> dfi lanparty 250gb nforce3 ultra
> 
> My emerge --info:
> Portage 2.0.51.22-r2 (default-linux/amd64/2005.0, gcc-3.4.4,
> glibc-2.3.5-r0, 2.6.12-nitro5 x86_64)
> =================================================================
> System uname: 2.6.12-nitro5 x86_64 AMD Athlon(tm) 64 Processor 3200+
> Gentoo Base System version 1.6.13
> ccache version 2.4 [enabled]
> dev-lang/python:     2.3.5, 2.4.1-r1
> sys-apps/sandbox:    1.2.11
> sys-devel/autoconf:  2.13, 2.59-r7
> sys-devel/automake:  1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6
> sys-devel/binutils:  2.16.1
> sys-devel/libtool:   1.5.18-r1
> virtual/os-headers:  2.6.11-r2
> ACCEPT_KEYWORDS="amd64 ~amd64"
> AUTOCLEAN="yes"
> CBUILD="x86_64-pc-linux-gnu"
> CFLAGS="-march=athlon64 -O3 -pipe -ffast-math"
> CHOST="x86_64-pc-linux-gnu"
> CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /usr/kde/3/share/config /usr/lib/X11/xkb /usr/lib64/mozilla/defaults/pref /usr/share/config /var/qmail/control"
> CONFIG_PROTECT_MASK="/etc/gconf /etc/splash /etc/terminfo /etc/env.d"
> CXXFLAGS="-march=athlon64 -O3 -pipe -ffast-math"
> DISTDIR="/usr/portage/distfiles"
> FEATURES="autoaddcvs autoconfig ccache distlocks prelink sandbox sfperms
> strict"
> GENTOO_MIRRORS="http://gentoo.mirrors.tds.net/gentoo
> http://gentoo.ccccom.com http://gentoo.osuosl.org"
> LANG="en_US.UTF-8"
> LC_ALL="en_US.UTF-8"
> MAKEOPTS="-j2"
> PKGDIR="/usr/portage/packages"
> PORTAGE_TMPDIR="/var/tmp"
> PORTDIR="/usr/portage"
> PORTDIR_OVERLAY="/usr/local/portage /usr/local/portage-mafteah"
> SYNC="rsync://rsync6.us.gentoo.org/gentoo-portage/"
> USE="amd64 X aalib alsa apache2 avi bash-completion bitmap-fonts bmp
> bzip2 cairo cdb cdr crypt cups curl curlwrappers dba dvd dvdr dvdread
> eds encode ffmpeg firefox flac foomaticdb gd gdbm gif gnome gpm
> gstreamer gtk gtk2 hal howl imagemagick imlib innodb java jikes jpeg jpg
> kde kdeenablefinal kernel_linux lzw lzw-tiff mad matroska memlimit
> mikmod motif mozilla mp3 mpeg mpeg4 ncurses nls nptl nptlonly offensive
> ogg oggvorbis openal opengl oss pam pcre pdflib perl php pic png
> postgres python qt quicktime readline real ruby samba sdl session
> sharedmem sockets spell sqlite ssl subversion svg tcpd theora tiff
> truetype truetype-fonts type1-fonts unicode usb userlocales vhosts
> vorbis xine xinerama xml xml2 xpm xv zlib"
> Unset:  ASFLAGS, CTARGET, LDFLAGS, LINGUAS
> 
> 
> Allan
> 
> --
> gentoo-amd64@g.o mailing list
> 
>

-- 
gentoo-amd64@g.o mailing list


Replies:
Re: x86_64 optimization patches for glibc.
-- Allan Wang
References:
x86_64 optimization patches for glibc.
-- Simon Strandman
Re: x86_64 optimization patches for glibc.
-- Allan Wang
Re: x86_64 optimization patches for glibc.
-- Simon Strandman
Re: x86_64 optimization patches for glibc.
-- Allan Wang
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Updated Jun 17, 2009

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