Thank you for your fast and quality answers. On Jan 27, 12:07 pm, Erik Corry <[email protected]> wrote: > 2010/1/27 lembas <[email protected]>: > > > > > I use 9.04. I installed it anyway using "sudo apt-get install chromium- > > browser " and run the test. > > The result is: > > Score: 4580 > > Richards: 3810 > > DeltaBlue: 4347 > > Crypto: 2754 > > RayTrace: 5579 > > EarleyBoyer: 13727 > > RegExp: 1502 > > Splay: 8059 > > > As you say, something may be wrong with virtualbox. > > > As a result we can assume that: > > 1. Linux version does not have any reason to be slower. > > No, the JS speed is slightly slower because it is 64 bit. Other bits > of the browser may well be faster on 64 bit though. (In fact it is > easy to find specific JS benchmarks that are faster on 64 bit V8, eg > the SunSpider crypto benchmarks, but on average they are slightly > slower.) > > > 2. There is no compiler tricks for windows that we cannot use for > > Linux. > > Linux and Windows use completely different C++ compilers so there may > be small differences here. > > > 3. No windows specific optimizations are done in V8 source code. > > (because most of the users are on windows) > > There are no Windows-specific optimizations in V8, but at some times > there may be some 32-bit specific optimizations since not all > optimizations get implemented at the same time for all CPUs (x86, x64, > ARM). > > There's a tiny MacOS-specific optimization for V8 because all > Intel-based Macs have SSE2 instructions so we can assume their > presence when generating code that is present at browser startup. The > code that is generated after the browser starts up uses SSE2 on > non-Macs too if the CPU supports it. In practice I don't think it > makes a noticable difference. > > Most of the V8 developers use Linux on their desktops. > > > Am i right? > > > On Jan 27, 11:39 am, Kiswono Prayogo <[email protected]> wrote: > >> On Wed, Jan 27, 2010 at 4:34 PM, lembas <[email protected]> wrote: > >> > I get the following error when executing "sudo aptitude install > >> > chromium-browser": > >> > Reading package lists... Done > >> > Building dependency tree > >> > Reading state information... Done > >> > Reading extended state information > >> > Initializing package states... Done > >> > The following packages are BROKEN: > >> > chromium-browser > >> > The following NEW packages will be installed: > >> > chromium-browser-inspector{a} chromium-codecs-ffmpeg{a} > >> > The following packages will be REMOVED: > >> > cabextract{u} libphonon4{u} libxine1-bin{u} libxine1-ffmpeg{u} phonon > >> > {u} > >> > phonon-backend-gstreamer{u} > >> > 0 packages upgraded, 3 newly installed, 6 to remove and 0 not > >> > upgraded. > >> > Need to get 11.8MB of archives. After unpacking 36.8MB will be used. > >> > The following packages have unmet dependencies: > >> > chromium-browser: Depends: libgtk2.0-0 (>= 2.18.0) but > >> > 2.16.1-0ubuntu2 is installed. > >> > Depends: libstdc++6 (>= 4.4.0) but 4.3.3-5ubuntu4 > >> > is installed. > >> > Depends: libxml2 (>= 2.7.4) but > >> > 2.6.32.dfsg-5ubuntu4.2 is installed. > >> > The following actions will resolve these dependencies: > > >> > Install the following packages: > >> > chromium-browser [5.0.306.0~svn20100126r37082-0ubuntu2~ucd1~jaunty > >> > (<NULL>)] > > >> > Score is -9920 > > >> > Accept this solution? [Y/n/q/?] > > >> > Will it break my audio/video codes or uninstall my GTK? > > >> just press 'n' until there is better solution that doesn't break your > >> ubuntu, what version of ubuntu did u use? > >> i use 9.10 and doesn't have that problem.. > > >> or try using apt-get instead of aptitude: > >> sudo apt-get install chromium-browser > > >> -- > >> Regards, > >> Kiswono P > >> GB > > > -- > > v8-users mailing list > > [email protected] > >http://groups.google.com/group/v8-users
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