[Speed] merging PyPy and Python benchmark suite

[Maciej Fijalkowski]

On Mon, Jul 23, 2012 at 11:46 PM, Brett Cannon <brett at python.org> wrote:
>
>
> On Mon, Jul 23, 2012 at 4:39 PM, Armin Rigo <arigo at tunes.org> wrote:
>>
>> Hi Brett,
>>
>> On Mon, Jul 23, 2012 at 10:15 PM, Brett Cannon <brett at python.org> wrote:
>> > That's what I'm trying to establish; how much have they diverged and if
>> > I'm
>> > looking in the proper place.
>>
>> bm_mako.py is not from Unladen Swallow; that's why it is in
>> pypy/benchmarks/own/.  In case of doubts, check it in the history of
>> Hg.  The PyPy version was added from virhilo, which seems to be the
>> name of his author, on 2010-12-21, and was not changed at all since
>> then.
>
>
> OK. Maciej has always told me that a problem with the Unladen benchmarks was
> that some of them had artificial loop unrolling, etc., so I had assumed you
> had simply fixed those instances instead of creating entirely new
> benchmarks.

No we did not use those benchmarks. Those were mostly completely
artificial microbenchmarks (call, call_method etc.). We decided we're
not really that interested in microbenchmarks.

>
>>
>>
>> Hg tells me that there was no change at all in the 'unladen_swallow'
>> subdirectory, apart from 'unladen_swallow/perf.py' and adding some
>> __init__.py somewhere.  So at least these benchmarks did not receive
>> any pypy-specific adapatations.  If there are divergences, they come
>> from changes done to the unladen-swallow benchmark suite after PyPy
>> copied it on 2010-01-15.
>
>
> I know that directory wasn't changed, but I also noticed that some
> benchmarks had the same name, which is why I thought they were forked
> versions of the same-named Unladen benchmarks.

Not if they're in own/ directory.

Cheers,
fijal