Originally Posted by jbenam
Wow! I wonder how's the instruction set compatibility coming along?
Gunnar has said before that any user-mode
(emphasis mine) instructions or addressing modes that are not directly supported, will be patched. He has also said that the patching may not necessarily be patched strictly via software and in fact, will probably be patched in hardware somehow.
The only trouble that may arise will likely be in privileged instructions that run from supervisor mode. Ultimately, the OS may need a little patching but standard tools/apps/applications/programs/things-that-run-when-you-double-click-them or whatever you choose to call them, should run just fine.