[pypy-issue] [issue905] ZipFile.extractall is very slow compared to CPython 2.6

Alex Gaynor tracker at bugs.pypy.org
Tue Nov 1 20:51:56 CET 2011

Alex Gaynor <alex.gaynor at gmail.com> added the comment:

It looks like that time is likely from the memcpy-ish loop we have in 
get_nonmoving buffer.  That's likely much much slower than it needs to be because 
GCC doesn't vectorize our loops: http://gcc.gnu.org/bugzilla/show_bug.cgi?

nosy: +agaynor

PyPy bug tracker <tracker at bugs.pypy.org>

More information about the pypy-issue mailing list