On Fri, Oct 24, 2008 at 12:53 AM, J. Sievers <[EMAIL PROTECTED]> wrote: > "M.-A. Lemburg" <[EMAIL PROTECTED]> writes: > > [snip] >> BTW: I hope you did not use pybench to get profiles of the opcodes. >> That would most certainly result in good results for pybench, but >> less good ones for general applications such as Django or Zope/Plone. > > Algorithm used for superinstruction selection: > > 1) idea: LOAD_CONST/LOAD_FAST + some suffix > 2) potential suffixes: > $ grep '..*(..*--..*)$' ceval.vmg | grep 'a1 a2 --' > INSTRUCTIONS > 3) delete any instruction that I felt wouldn't be particularly frequent > from INSTRUCTIONS (e.g. raise_varargs) > 4) use awk to generate superinstruction definitions > > Not only is this relatively unbiased but also very low effort. > > -jakob >
Thanks Jakob. I'm glad to see that you've done this. I had been hoping to see super instructions tried on the python VM for years but never found the time to do it myself. -gps _______________________________________________ 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
