Gentoo Archives: gentoo-amd64

From: Allan Wang <allanvv@×××××.com>
To: gentoo-amd64@l.g.o
Subject: Re: [gentoo-amd64] x86_64 optimization patches for glibc.
Date: Sat, 23 Jul 2005 18:22:05
Message-Id: 1122142776.16577.8.camel@localhost
In Reply to: Re: [gentoo-amd64] x86_64 optimization patches for glibc. by Jared Lindsay
1 Perhaps it's because I'm using the pic use flag.. I'll try removing it
2 and see if it helps any. The patch is being applied, I just opened up
3 memcpy.S and the AMD stuff is there.
4
5 Allan
6
7 On Sat, 2005-07-23 at 11:11 -0700, Jared Lindsay wrote:
8 > Wow, I did the same thing and got almost 1000MB higher :)
9 >
10 > *emerges things*
11 >
12 > On 7/23/05, Allan Wang <allanvv@×××××.com> wrote:
13 > > On Sat, 2005-07-23 at 19:08 +0200, Simon Strandman wrote:
14 > > > Allan Wang skrev:
15 > > >
16 > > > >
17 > > > >Hmm, I don't see much difference here.
18 > > > >
19 > > > >before:
20 > > > >allan@aw ~ $ ./a.out 2420 1000 1048576
21 > > > >Memory to memory copy rate = 1110.198486 MBytes / sec. Block size =
22 > > > >1048576.
23 > > > >
24 > > > >after:
25 > > > >aw allan # ./a.out 2420 1000 1048576
26 > > > >Memory to memory copy rate = 1154.922974 MBytes / sec. Block size =
27 > > > >1048576.
28 > > > >
29 > > > >Allan
30 > > > >
31 > > > >
32 > > > >
33 > > > What kind och system do you have?
34 > > >
35 > > Athlon64 3200+ Newcastle (overclocked to 2.4ghz)
36 > > 2x corsair valueselect ram, running at 360mhz
37 > > dfi lanparty 250gb nforce3 ultra
38 > >
39 > > My emerge --info:
40 > > Portage 2.0.51.22-r2 (default-linux/amd64/2005.0, gcc-3.4.4,
41 > > glibc-2.3.5-r0, 2.6.12-nitro5 x86_64)
42 > > =================================================================
43 > > System uname: 2.6.12-nitro5 x86_64 AMD Athlon(tm) 64 Processor 3200+
44 > > Gentoo Base System version 1.6.13
45 > > ccache version 2.4 [enabled]
46 > > dev-lang/python: 2.3.5, 2.4.1-r1
47 > > sys-apps/sandbox: 1.2.11
48 > > sys-devel/autoconf: 2.13, 2.59-r7
49 > > sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6
50 > > sys-devel/binutils: 2.16.1
51 > > sys-devel/libtool: 1.5.18-r1
52 > > virtual/os-headers: 2.6.11-r2
53 > > ACCEPT_KEYWORDS="amd64 ~amd64"
54 > > AUTOCLEAN="yes"
55 > > CBUILD="x86_64-pc-linux-gnu"
56 > > CFLAGS="-march=athlon64 -O3 -pipe -ffast-math"
57 > > CHOST="x86_64-pc-linux-gnu"
58 > > 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"
59 > > CONFIG_PROTECT_MASK="/etc/gconf /etc/splash /etc/terminfo /etc/env.d"
60 > > CXXFLAGS="-march=athlon64 -O3 -pipe -ffast-math"
61 > > DISTDIR="/usr/portage/distfiles"
62 > > FEATURES="autoaddcvs autoconfig ccache distlocks prelink sandbox sfperms
63 > > strict"
64 > > GENTOO_MIRRORS="http://gentoo.mirrors.tds.net/gentoo
65 > > http://gentoo.ccccom.com http://gentoo.osuosl.org"
66 > > LANG="en_US.UTF-8"
67 > > LC_ALL="en_US.UTF-8"
68 > > MAKEOPTS="-j2"
69 > > PKGDIR="/usr/portage/packages"
70 > > PORTAGE_TMPDIR="/var/tmp"
71 > > PORTDIR="/usr/portage"
72 > > PORTDIR_OVERLAY="/usr/local/portage /usr/local/portage-mafteah"
73 > > SYNC="rsync://rsync6.us.gentoo.org/gentoo-portage/"
74 > > USE="amd64 X aalib alsa apache2 avi bash-completion bitmap-fonts bmp
75 > > bzip2 cairo cdb cdr crypt cups curl curlwrappers dba dvd dvdr dvdread
76 > > eds encode ffmpeg firefox flac foomaticdb gd gdbm gif gnome gpm
77 > > gstreamer gtk gtk2 hal howl imagemagick imlib innodb java jikes jpeg jpg
78 > > kde kdeenablefinal kernel_linux lzw lzw-tiff mad matroska memlimit
79 > > mikmod motif mozilla mp3 mpeg mpeg4 ncurses nls nptl nptlonly offensive
80 > > ogg oggvorbis openal opengl oss pam pcre pdflib perl php pic png
81 > > postgres python qt quicktime readline real ruby samba sdl session
82 > > sharedmem sockets spell sqlite ssl subversion svg tcpd theora tiff
83 > > truetype truetype-fonts type1-fonts unicode usb userlocales vhosts
84 > > vorbis xine xinerama xml xml2 xpm xv zlib"
85 > > Unset: ASFLAGS, CTARGET, LDFLAGS, LINGUAS
86 > >
87 > >
88 > > Allan
89 > >
90 > > --
91 > > gentoo-amd64@g.o mailing list
92 > >
93 > >
94 >
95
96 --
97 gentoo-amd64@g.o mailing list