[llvm-dev] Need guidance to work on NEW PASS managers bugs

[vivek pandya via llvm-dev]

On Tue, May 1, 2018 at 10:52 PM, Kaylor, Andrew <andrew.kaylor at intel.com>
wrote:

> Hi Vivek,
>
>
>
> Have you read the mailing list threads on this topic? I don’t believe
> we’re quite ready to make the switch yet. There was a discussion last
> October about what was left to be done. I’m sure it has been discussed
> since then too. Here’s a link to the start of the October discussion.
>
>
>
> http://lists.llvm.org/pipermail/llvm-dev/2017-October/118280.html
>
Yes I have gone through that mail chain. One thing mentioned in that was
Code Generation does not use new PM so I wanted to start working in that
direction.

>
>
> If you’d like to get involved, one possible area you could contribute is
> adding optbisect/optnone support as mentioned in this bug:
>
>
>
> https://bugs.llvm.org/show_bug.cgi?id=28316
>
>
>
> If that looks like something you’re interested in I can offer some
> guidance with it.
>
Sure I am happy to work on it. Could you please update the bug with your
thoughts on how that needs to be done?

-Vivek

>
>
> Thanks,
>
> Andy
>
>
>
> *From:* llvm-dev [mailto:llvm-dev-bounces at lists.llvm.org] *On Behalf Of *vivek
> pandya via llvm-dev
> *Sent:* Saturday, April 28, 2018 9:23 AM
> *To:* llvm-dev <llvm-dev at lists.llvm.org>
> *Subject:* [llvm-dev] Need guidance to work on NEW PASS managers bugs
>
>
>
> Hello LLVM-Devs,
>
>
>
> I am trying to get some starting points for working on following new pass
> manager related bugs:
>
>
>
> https://bugs.llvm.org/show_bug.cgi?id=28322 [PM] Remove use of old PM in
> the middle-end.
>
>
>
> https://bugs.llvm.org/show_bug.cgi?id=28323 [PM] Use new PM in production
> for Clang, LLD, libLTO, etc. middle-end
>
> https://bugs.llvm.org/show_bug.cgi?id=28321 [PM] Remove use of old PM in
> the backend
>
>
>
> I read related code but did not get a good starting point.
>
> Can someone guide me through this? Can we add more details to these bugs?
> Or can we further divide these bugs to smaller workable items?
>
>
>
> Any help will be appreciated.
>
>
>
> Thanks,
>
> Vivek
>
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