Re: [pypy-dev] Compiling PyPy interpreter without GC

2015-03-18 Thread Maciej Fijalkowski
Hi John. Can you describe the microVM and it's capabilities? Chances are it captures things at the wrong level (I have a longer response in mind, but I'll wait for you to describe it, in case I'm plain wrong) What do you mean by provides a GC? Does it mean you just call malloc and you never have

Re: [pypy-dev] GSoC 2015: Implement copy-on-write list slicing

2015-03-18 Thread Armin Rigo
Hi Tushar, In the past few years, we have found GSoC to be tricky to handle. As a result of this, we're likely to have a high bar for student acceptance this year. The main criteria will be whether you have already contributed to PyPy in a significant way. If you only come up with a GSoC

[pypy-dev] Compiling PyPy interpreter without GC

2015-03-18 Thread John Zhang
Hi all, I'm working on developing a MicroVM backend for PyPy. It's a virtual machine under active research and development by my colleagues in ANU. It aims to capture GC, threading and JIT in the virtual machine, and frees up the burden of the language implementers. Since MicroVM

Re: [pypy-dev] GSoC ideas -- AArch64 JIT backend?

2015-03-18 Thread Dima Tisnek
Please take with a grain of salt, as I'm not a pypy dev. In general: yes it's a great idea! arm64 definitely fits the bill in terms of hardware and arm64 devices could really use pypy. I have some reservations in terms how far this can be pushed in a single summer, but hey, it's good to be

Re: [pypy-dev] UTF8 string passing in cffi and PyPy internal string optimizations

2015-03-18 Thread Amaury Forgeot d'Arc
Hi, 2015-03-17 18:27 GMT+01:00 Eleytherios Stamatogiannakis est...@gmail.com: Hello, I'm sending the following here as they involve both cffi and PyPy. For the last few years i have been trying to find the most efficient way to pass UTF8 strings between PyPy and C code using cffi. Right

[pypy-dev] Some summary and questions about the 'small function' problem

2015-03-18 Thread 黄若尘
Hi Fijal, This is Ruochen Huang, I want to begin to write my proposal and I think actually there is not so much time left. I tried to make a summary of what I have understood until now and the questions I want to know. Please feel free to point out any incorrect things in my summary, and

Re: [pypy-dev] Compiling PyPy interpreter without GC

2015-03-18 Thread John Zhang
Hi Carl, Great! It worked! So the option disables all modules, and IO as well? Cheers, John Zhang On 19 Mar 2015, at 4:18 am, Carl Friedrich Bolz cfb...@gmx.de wrote: On 18/03/15 01:01, John Zhang wrote: Hi all, I'm working on developing a MicroVM