Marc-Andre Lemburg <m...@egenix.com> added the comment: On 2008-12-26 22:09, Antoine Pitrou wrote: > This patch implements what is usually called "threaded code" for the > ceval loop on compilers which support it (only gcc). The idea is that > there is a separate opcode dispatch epilog at the end of each opcode, > which allows the CPU to make much better use of its branch prediction > capabilities. The net result is a 15-20% average speedup on pybench and > pystone, with higher speedups on very tight loops (see below for the > full pybench result chart).
Now I know why you want opcode stats in pybench :-) This looks like a promising approach. Is is possible to backport this change to Python 2.x as well ? ---------- nosy: +lemburg _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue4753> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
