> From: Douglas > > The iPad uses an ARM processor, not a G4. > The ARM chips were first utilised in the Acorn Archimedes computer range. > They were designed by a partnership of Acorn Risc Machines (ARM), > Motorola and IBM. > The instruction set is very compact, therefore easy to learn. Most > coders built up libraries of standard routines quickly and easily. > I assume that they have not really seen any need for any massive > increase in the instruction set, but I haven't seen anything about them > for quite some number of years, so I really don't know. > Multi-core ARM's now, that would be something else - I predict that may > be in Apple's future.
I wouldn't call the ARM's native instruction set "compact". It's actually fairly space-inefficient, which is why they later invented the Thumb instruction set for the ARM7 processor. It gives up some of the complete orthogonality of the ARM instructions for better code density. -- Ciao, Paul D. DeRocco Paul mailto:[email protected] _______________________________________________ use-revolution mailing list [email protected] Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-revolution
