Re: big number of relocations in gtk2 binding

[Thierry Vignaud <tvignaud mandriva com>]

Torsten Schoenfeld <kaffeetisch gmx de> writes:

> > Oi, the 124k patch seems to have blown the mailman message size  
> > limit.  Try this, instead:
> > http://asofyet.org/muppet/software/gtk2-perl/relocations.patch
>
> Nice.  With this applied, I see a 9% size reduction of the shared object
> (11MiB -> 10MiB, with debugging symbols) and a 7% start speedup (0.067s
> -> 0.062s, measured via timing many runs of `perl -MGtk2 -e'exit'´).

More startup speedup can be expected if we patch the other big
offenders (Glib & Cairo for everybody, Gnome2, Gnome2::VFS, ... for
gnome2 apps, ...):

$ relinfo.pl /usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Glib/Glib.so 
/usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Glib/Glib.so: 490 relocations, 252 relative 
(51%), 521 PLT entries, 94 for local syms (18%), 0 users
$ relinfo.pl /usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Cairo/Cairo.so 
/usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Cairo/Cairo.so: 221 relocations, 2 relative 
(0%), 334 PLT entries, 49 for local syms (14%), 0 users
$ relinfo.pl /usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Gtk2/SourceView/SourceView.so 
/usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Gtk2/SourceView/SourceView.so: 150 
relocations, 2 relative (1%), 224 PLT entries, 0 for local syms (0%), 0 users
$ relinfo.pl /usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Gnome2/Gnome2.so 
/usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Gnome2/Gnome2.so: 440 relocations, 7 
relative (1%), 576 PLT entries, 5 for local syms (0%), 0 users
tv vador mdk/soft/rpmdrake $ relinfo.pl 
/usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Gnome2/VFS/VFS.so 
/usr/lib/perl5/vendor_perl/5.10.0/x86_64-linux-thread-multi/auto/Gnome2/VFS/VFS.so: 280 relocations, 2 
relative (0%), 424 PLT entries, 35 for local syms (8%), 0 users