Should be interesting to see how this plays out. When it comes to Java, when you switch from a 32-bit JVM to a 64-bit JVM there is a 10% penalty doing so. The main reason has to do with pointers. All pointers double in size. The effect might be less in a Objective-C program.
Paul Franz On Sep 10, 2013, at 5:47 PM, Tom Davie <tom.da...@gmail.com> wrote: > > On 10 Sep 2013, at 23:30, Jean-Daniel Dupas <devli...@shadowlab.org> wrote: > >> >> For ARM, 64 bit matters because the instruction set has been updated to >> provider better performances. >> >> I just hope the performance boost provided by this architecture change will >> be enough to balance the slow-down due to the increase of instruction and >> pointer size. > > Note, this was actually more significant on x86, where most of the mess > caused by CISC (like having bugger all registers) got sorted out. > > Tom Davie > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/cocoa-dev/paul.p.franz%40gmail.com > > This email sent to paul.p.fr...@gmail.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
