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
Message-Id: 42E27993.5080802@telia.com
In Reply to: Re: [gentoo-amd64] x86_64 optimization patches for glibc. by Allan Wang
1 Allan Wang skrev:
2
3 >
4 >Hmm, I don't see much difference here.
5 >
6 >before:
7 >allan@aw ~ $ ./a.out 2420 1000 1048576
8 >Memory to memory copy rate = 1110.198486 MBytes / sec. Block size =
9 >1048576.
10 >
11 >after:
12 >aw allan # ./a.out 2420 1000 1048576
13 >Memory to memory copy rate = 1154.922974 MBytes / sec. Block size =
14 >1048576.
15 >
16 >Allan
17 >
18 >
19 >
20 What kind och system do you have?
21
22 These are my spec:
23 AMD64 3500+ Winchester 2,2ghz
24 Asus A8N-SLI Deluxe (nforce4)
25 1024mb DDR dual channel
26
27 And emerge info:
28 isidor ~ # emerge info
29 Portage 2.0.51.22-r2 (default-linux/amd64/2005.0, gcc-3.4.4,
30 glibc-2.3.5-r0, 2.6.12-ck3-r1 x86_64)
31 =================================================================
32 System uname: 2.6.12-ck3-r1 x86_64 AMD Athlon(tm) 64 Processor 3500+
33 Gentoo Base System version 1.6.13
34 dev-lang/python: 2.3.5
35 sys-apps/sandbox: 1.2.11
36 sys-devel/autoconf: 2.13, 2.59-r6
37 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.5
38 sys-devel/binutils: 2.16.1, 2.16.91.0.1
39 sys-devel/libtool: 1.5.18-r1
40 virtual/os-headers: 2.6.11-r2
41 ACCEPT_KEYWORDS="amd64"
42 AUTOCLEAN="yes"
43 CBUILD="x86_64-pc-linux-gnu"
44 CFLAGS="-O2 -march=athlon64 -fomit-frame-pointer -pipe -fno-ident"
45 CHOST="x86_64-pc-linux-gnu"
46 CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3/share/config
47 /usr/lib/X11/xkb /usr/share/config /var/qmail/control"
48 CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d"
49 CXXFLAGS="-O2 -march=athlon64 -fomit-frame-pointer -pipe -fno-ident
50 -fvisibility-inlines-hidden -fno-enforce-eh-specs"
51 DISTDIR="/usr/portage/distfiles"
52 FEATURES="autoconfig distlocks sandbox sfperms strict"
53 GENTOO_MIRRORS="http://snigel.no-ip.com/ http://mirror.pudas.net/gentoo
54 ftp://ftp.rhnet.is/pub/gentoo/
55 ftp://linux.rz.ruhr-uni-bochum.de/gentoo-mirror/
56 http://ftp.rhnet.is/pub/gentoo/"
57 LANG="sv_SE.UTF-8"
58 LC_ALL="sv_SE.UTF-8"
59 LDFLAGS="-Wl,-O1"
60 LINGUAS="sv"
61 MAKEOPTS="-j2"
62 PKGDIR="/usr/portage/packages"
63 PORTAGE_TMPDIR="/var/tmp"
64 PORTDIR="/usr/portage"
65 PORTDIR_OVERLAY="/usr/local/portage"
66 SYNC="rsync://rsync.gentoo.org/gentoo-portage"
67 USE="amd64 X aalib alsa artswrappersuid avi berkdb caps cdr crypt dga
68 dlloader dvd dvdr dvdread encode f77 fbcon foomaticdb fortran gcj gif
69 glibc-omitfp gnome gphoto2 gpm gtk gtk2 hal imlib ipv6 ithreads
70 jack-tmpfs java javascript jpeg kdeenablefinal logitech-mouse lzw
71 lzw-tiff mad mikmod mng mozilla mp3 mpeg ncurses nls nomalloccheck nptl
72 nptlonly nvidia objc offensive oggvorbis opengl pdflib perl pic png pnp
73 python qt quicktime readline samba sdl spell ssl svg tcpd threadstiff
74 truetype truetype-fonts type1-fonts unicode usb userlocales
75 visualization xine xml2 xmms xpm xv xvid zlib video_cards_nvidia
76 linguas_sv userland_GNU kernel_linux elibc_glibc"
77 Unset: ASFLAGS, CTARGET
78
79 --
80 Simon Strandman <simon.strandman@×××××.com>
81
82 --
83 gentoo-amd64@g.o mailing list

Replies

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>