[pypy-dev] which API returns Python stack in codemap.c given pc ?
Shubha Ramani
shubharamani at yahoo.com
Sun Dec 18 08:47:59 EST 2016
Hi Armin. Yes I've studied the codes you mention deeply. They are fairly straightforward to follow so thank you for the tips.
But I'm merely responding to a statement you made in the August 2016 thread. See below.
https://mail.python.org/pipermail/pypy-dev/2016-August/014597.html
Thanks Shubharamani
> On Dec 18, 2016, at 2:33 AM, Armin Rigo <armin.rigo at gmail.com> wrote:
>
> Hi Shubha,
>
> On 17 December 2016 at 20:32, Shubha Ramani via pypy-dev
> <pypy-dev at python.org> wrote:
>> I have studied rpython/jit/backend/llsupport/src/codemap.c.
>> I am nt finding the API which returns the Python stack in codemap.c.
>
> There is no such knowledge as the "Python stack" inside the JIT. Keep
> in mind that the JIT is generic. You have to study the (generic)
> rpython.rlib.rvmprof and the (Python-specific) pypy.module._vmprof to
> find out how together they reconstruct this information.
>
>
> A bientôt,
>
> Armin.
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