>> Yes, that's using STM on my regular laptop. How HTM would help >> remains unclear at this point, because in this approach transactions >> are typically rather large --- likely much larger than what the >> first-generation HTM-capable processors will support next year. > > Ok. I guess once the code is there, the hardware will eventually catch up. > > However, I'm not sure what you consider "large". A lot of manipulation > operations for the builtin types are not all that involved, at least in the > "normal" cases (read: fast paths) that involve no memory reallocation etc., > and anything that can be called by and doesn't call into the interpreter > would be a complete and independent transaction all by itself, as the GIL > is allowed to be released between any two ticks.
Large as in L2-cache large, and as in "you won't get a page fault or an interrupt, you won't make any syscall, any I/O..." ;-) _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com