The Parrot project was also intended to be the same thing, and for a while had a fair number of contributors. Unfortunately, it never obtained the performance wins that were good for.
On Sat, Mar 20, 2021, 11:55 AM Skip Montanaro <skip.montan...@gmail.com> wrote: > Back in the late 90s (!) I worked on a reimagining of the Python > virtual machine as a register-based VM based on 1.5.2. I got part of > the way with that, but never completed it. In the early 2010s, Victor > Stinner got much further using 3.4 as a base. The idea (and dormant > code) has been laying around in my mind (and computers) these past > couple decades, so I took another swing at it starting in late 2019 > after retirement, mostly as a way to keep my head in the game. While I > got a fair bit of the way, it stalled. I've picked it up and put it > down a number of times in the past year, often needing to resolve > conflicts because of churn in the current Python virtual machine. > Though I kept getting things back in sync, I realize this is not a > one-person project, at least not this one person. There are several > huge chunks of Python I've ignored over the past 20 years, and not > just the internals. (I've never used async anything, for example.) If > it is ever to truly be a viable demonstration of the concept, I will > need help. I forked the CPython repo and have a branch (register2) of > said fork which is currently synced up with the 3.10 (currently > master) branch: > > https://github.com/smontanaro/cpython/tree/register2 > > I started on what could only very generously be called a PEP which you > can read here. It includes some of the history of this work as well as > details about what I've managed to do so far: > > https://github.com/smontanaro/cpython/blob/register2/pep-9999.rst > > If you think any of this is remotely interesting (whether or not you > think you'd like to help), please have a look at the "PEP". Because > this covers a fair bit of the CPython implementation, chances to > contribute in a number of areas exist, even if you have never delved > into Python's internals. Questions/comments/pull requests welcome. > > Skip Montanaro > _______________________________________________ > Python-ideas mailing list -- python-ideas@python.org > To unsubscribe send an email to python-ideas-le...@python.org > https://mail.python.org/mailman3/lists/python-ideas.python.org/ > Message archived at > https://mail.python.org/archives/list/python-ideas@python.org/message/IUKZPH4ZSZ22RZFKMITQ3Q6A22P4BXWX/ > Code of Conduct: http://python.org/psf/codeofconduct/ >
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