[llvm-dev] MemorySSA LLVM-dev meeting notes and upcoming meetings

Mon Oct 4 08:08:39 PDT 2021

Hi all,

The next meeting is in ~2.5h (10:30am PT, 5:30pmUTC).
I updated the agenda with updates from the past two months and
issues/patches that are still unresolved.
Please see the calendar entry
<https://calendar.google.com/calendar/u/0/embed?src=c_1mincouiltpa24ac14of14lhi4@group.calendar.google.com>
and agenda document
<https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#>
for more details.

Best,
Alina

On Mon, Aug 2, 2021 at 12:00 AM Alina Sbirlea <alina.sbirlea at gmail.com>
wrote:

> Hi all,
>
> I updated the calendar entry
> <https://calendar.google.com/calendar/embed?src=c_1mincouiltpa24ac14of14lhi4%40group.calendar.google.com> to
> reflect the new meeting frequency.
> Next meeting is scheduled for the first week of October. Please let me
> know if you have topics or questions you want to discuss then, and/or add
> them to the minutes document
> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#heading=h.nhty409us69h>
> .
>
> Best,
> Alina
>
>
> On Mon, Jun 28, 2021 at 8:04 AM Alina Sbirlea <alina.sbirlea at gmail.com>
> wrote:
>
>> Hi all,
>>
>> Next meeting is in ~2.5h (10:30am PT, 5:30UTC).
>> Please see the calendar entry
>> <https://calendar.google.com/calendar/embed?src=c_1mincouiltpa24ac14of14lhi4%40group.calendar.google.com>
>>  and minutes document
>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#heading=h.nhty409us69h> for
>> more details.
>>
>> Best,
>> Alina
>>
>> On Fri, Jun 4, 2021, 4:07 PM Alina Sbirlea <alina.sbirlea at gmail.com>
>> wrote:
>>
>>> Hi all,
>>>
>>> I will not be available next Monday, June 7th for the MemorySSA meeting.
>>> I had to cancel that and I also rescheduled the July time slot earlier to
>>> June 28th, as the US located participants will have federal holiday on the
>>> previous allotted day. I'm hoping this is a good time to catch up. Please
>>> let me know if you have other constraints and I can accommodate those.
>>> Please see the calendar entry
>>> <https://calendar.google.com/calendar/embed?src=c_1mincouiltpa24ac14of14lhi4%40group.calendar.google.com> and
>>> minutes document
>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#heading=h.nhty409us69h> for
>>> more details.
>>>
>>> Thank you,
>>> Alina
>>>
>>>
>>> On Mon, May 3, 2021 at 7:44 AM Alina Sbirlea <alina.sbirlea at gmail.com>
>>> wrote:
>>>
>>>> Hi all,
>>>>
>>>> The next meeting is scheduled for today 10:30 PT/5:30UTC (about 2.5h
>>>> from now).
>>>> I only have a couple of updates on NewGVN testing. Feel free to add
>>>> additional discussion items to the agenda
>>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#heading=h.nhty409us69h>
>>>> .
>>>>
>>>> See you then!
>>>> Alina
>>>>
>>>> On Mon, Apr 5, 2021, 8:57 AM Alina Sbirlea <alina.sbirlea at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi all,
>>>>>
>>>>> The next meeting is scheduled for today 10:30 PT/5:30UTC (about 1.5h
>>>>> from now).
>>>>> Some notes added to the agenda
>>>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#heading=h.nhty409us69h>
>>>>> .
>>>>>
>>>>> See you then!
>>>>> Alina
>>>>>
>>>>> On Mon, Mar 8, 2021 at 10:00 AM Alina Sbirlea via llvm-dev <
>>>>> llvm-dev at lists.llvm.org> wrote:
>>>>>
>>>>>> Hi all,
>>>>>>
>>>>>> I don't have much to update on today, so I'm going to cancel
>>>>>> today's meeting.
>>>>>> The next one is scheduled for Monday April 5th. The day may be a
>>>>>> holiday for some folks, so please let me know if you would prefer
>>>>>> to reschedule for a week prior or after.
>>>>>> Please add the topics or questions you would like to bring up to the
>>>>>> agenda
>>>>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#heading=h.nhty409us69h>
>>>>>> .
>>>>>>
>>>>>> Let me also use this opportunity to highlight an exceptional
>>>>>> milestone, in removing the MemDepAnalysis
>>>>>> <https://reviews.llvm.org/D97877> implementation of DSE, after
>>>>>> landing the MemorySSA based implementation.
>>>>>> Kudos and thank you to Florian, Nikita and all the folks involved in
>>>>>> the reviews.
>>>>>>
>>>>>> Best,
>>>>>> Alina
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Mon, Feb 8, 2021 at 7:49 AM Alina Sbirlea <alina.sbirlea at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi all,
>>>>>>>
>>>>>>> The next meeting is set for today, 10:30 PT/5:30UTC (about 2.5h from
>>>>>>> now).
>>>>>>>
>>>>>>> Best,
>>>>>>> Alina
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Jan 11, 2021, 8:01 AM Alina Sbirlea <alina.sbirlea at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Hi all,
>>>>>>>>
>>>>>>>> Happy New Year!
>>>>>>>>
>>>>>>>> The next meeting is set for today, 10:30 PT/5:30UTC (about 2.5h
>>>>>>>> from now). I've added a couple of patches and items I had in mind in the
>>>>>>>> agenda
>>>>>>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#heading=h.nhty409us69h>,
>>>>>>>> feel free to add additional items you'd like to discuss.
>>>>>>>>
>>>>>>>> Best,
>>>>>>>> Alina
>>>>>>>>
>>>>>>>> On Mon, Dec 14, 2020 at 7:58 AM Alina Sbirlea <
>>>>>>>> alina.sbirlea at gmail.com> wrote:
>>>>>>>>
>>>>>>>>> Hi all,
>>>>>>>>>
>>>>>>>>> The next meeting was set for today, 10:30 Pacific Time/5:30pm UTC
>>>>>>>>> (in about 3h). Given the low agenda topics and closeness to the holidays,
>>>>>>>>> I'll go ahead and cancel it.
>>>>>>>>> If you'd like to talk to me, feel free to email me and I'll be
>>>>>>>>> happy to join the meet.
>>>>>>>>>
>>>>>>>>> The first meeting in 2021 is set for January 11th, at the same
>>>>>>>>> time.
>>>>>>>>>
>>>>>>>>> Happy holidays!
>>>>>>>>> Alina
>>>>>>>>>
>>>>>>>>> On Mon, Nov 16, 2020 at 7:44 AM Alina Sbirlea via llvm-dev <
>>>>>>>>> llvm-dev at lists.llvm.org> wrote:
>>>>>>>>>
>>>>>>>>>> Hi all,
>>>>>>>>>>
>>>>>>>>>> The next meeting is set for today, 10:30 Pacific Time/5:30pm UTC
>>>>>>>>>> (in about 3h). As before, details in the google doc
>>>>>>>>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#>
>>>>>>>>>> .
>>>>>>>>>>
>>>>>>>>>> Best,
>>>>>>>>>> Alina
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Mon, Oct 19, 2020, 7:48 AM Alina Sbirlea <
>>>>>>>>>> alina.sbirlea at gmail.com> wrote:
>>>>>>>>>>
>>>>>>>>>>> Hi all,
>>>>>>>>>>>
>>>>>>>>>>> Thank you to all who responded to the planning poll.
>>>>>>>>>>>
>>>>>>>>>>> The meeting is set for 10:30 Pacific Time/5:30pm UTC (in about
>>>>>>>>>>> 3h). Details in the google doc
>>>>>>>>>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#> included
>>>>>>>>>>> before.
>>>>>>>>>>>
>>>>>>>>>>> The agenda includes progress on the topics discussed last time
>>>>>>>>>>> (meeting notes in the doc), and open discussions and questions from those
>>>>>>>>>>> who join.
>>>>>>>>>>> Again, this is an open meeting, all are welcome.
>>>>>>>>>>>
>>>>>>>>>>> Looking forward to talking to you!
>>>>>>>>>>>
>>>>>>>>>>> Best,
>>>>>>>>>>> Alina
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Mon, Oct 12, 2020, 11:36 PM Stefanos Baziotis <
>>>>>>>>>>> stefanos.baziotis at gmail.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Cool, great, I'm looking forward to the meeting! I'm glad that
>>>>>>>>>>>> you watched our talk, I hope it helps.
>>>>>>>>>>>>
>>>>>>>>>>>> Best,
>>>>>>>>>>>> Stefanos
>>>>>>>>>>>>
>>>>>>>>>>>> Στις Τρί, 13 Οκτ 2020 στις 2:58 π.μ., ο/η Alina Sbirlea <
>>>>>>>>>>>> alina.sbirlea at gmail.com> έγραψε:
>>>>>>>>>>>>
>>>>>>>>>>>>> Hi Stefanos,
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thank you for the tutorial, I did watch the video for that but
>>>>>>>>>>>>> unfortunately I wasn't able to attend the Q&A session.
>>>>>>>>>>>>> I thought the tutorial was a very useful high-level view. I
>>>>>>>>>>>>> think there's more depth that can be added, but we were missing a longer
>>>>>>>>>>>>> MemorySSA video tutorial and having this added to youtube (after
>>>>>>>>>>>>> post-production) will be great. It was very much appreciated that you and
>>>>>>>>>>>>> Simon worked on this!
>>>>>>>>>>>>> Yes, I have a few items to add to the documentation, and this
>>>>>>>>>>>>> video is one of them once available.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Beginners are welcome to the open meetings, it's meant to be a
>>>>>>>>>>>>> forum to ask questions and to sync with folks that may work on similar
>>>>>>>>>>>>> items. Even for the items that I put in the doc, some have been in talks
>>>>>>>>>>>>> for a long time, but only started being worked on more recently. So having
>>>>>>>>>>>>> more people learn about MemorySSA and contribute or sync-up and pick up
>>>>>>>>>>>>> items to help out with, will be awesome.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Best,
>>>>>>>>>>>>> Alina
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> On Mon, Oct 12, 2020 at 1:17 PM Stefanos Baziotis <
>>>>>>>>>>>>> stefanos.baziotis at gmail.com> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi Alina,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I totally missed the meeting in the conf, sorry. Here are
>>>>>>>>>>>>>> some questions:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Is this meeting relevant to beginners in MemorySSA ?
>>>>>>>>>>>>>> If yes, one thing we could discuss in the meeting is where a
>>>>>>>>>>>>>> beginner could start contributing ? (e.g. does anyone need help on the
>>>>>>>>>>>>>> ongoing efforts mentioned in the gdoc?).
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Another thing that might be helpful: In this year's LLVM
>>>>>>>>>>>>>> conf, Simon and me did a tutorial related to dependence analysis in LLVM:
>>>>>>>>>>>>>> https://whova.com/portal/webapp/llvm_202010/Agenda/1162352
>>>>>>>>>>>>>> Half of the tutorial is about MemorySSA. We would be glad to
>>>>>>>>>>>>>> know the opinion of core developers of MemorySSA on that. If you find it
>>>>>>>>>>>>>> good, we can reference it in this doc:
>>>>>>>>>>>>>> https://llvm.org/docs/MemorySSA.html
>>>>>>>>>>>>>> (Now that I'm thinking about it, I should've opened a diff
>>>>>>>>>>>>>> instead of mentioning it here but anyway, you may find something useful to
>>>>>>>>>>>>>> discuss about it in the meeting as well, e.g. anything missing).
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Best,
>>>>>>>>>>>>>> Stefanos
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Στις Δευ, 12 Οκτ 2020 στις 10:41 μ.μ., ο/η Alina Sbirlea via
>>>>>>>>>>>>>> llvm-dev <llvm-dev at lists.llvm.org> έγραψε:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Hello,
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Following up on last week's LLVM-Dev meeting where we
>>>>>>>>>>>>>>> discussed MemorySSA related topics, I created the following google
>>>>>>>>>>>>>>> doc
>>>>>>>>>>>>>>> <https://docs.google.com/document/d/1-uEEZfmRdPThZlctOq9eXlmUaSSAAi8oKxhrPY_lpjk/edit#>
>>>>>>>>>>>>>>> with some of the meeting notes and planning for future meetings. For those
>>>>>>>>>>>>>>> who participated, please feel free to add items I may have missed into the
>>>>>>>>>>>>>>> document and cc folks that may not be on the llvm-dev list.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> It seems useful to catch-up periodically to sync or make
>>>>>>>>>>>>>>> progress on existing work related to MemorySSA or discuss new uses. I
>>>>>>>>>>>>>>> opened up this doodle poll
>>>>>>>>>>>>>>> <https://doodle.com/poll/xm8aerdgbtt5qsgd> to set up a time
>>>>>>>>>>>>>>> that's best suited for those interested to participate.
>>>>>>>>>>>>>>> I've set a placeholder recurring meeting to monthly for
>>>>>>>>>>>>>>> which I'll adjust the day/time based on the doodle poll results, and we can
>>>>>>>>>>>>>>> adjust frequency based on how useful folks find it. The meeting information
>>>>>>>>>>>>>>> can be found in the above google doc.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Please let me know if you have additional feedback or
>>>>>>>>>>>>>>> questions.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Best,
>>>>>>>>>>>>>>> Alina
>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>> LLVM Developers mailing list
>>>>>>>>>>>>>>> llvm-dev at lists.llvm.org
>>>>>>>>>>>>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>> LLVM Developers mailing list
>>>>>>>>>> llvm-dev at lists.llvm.org
>>>>>>>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>> LLVM Developers mailing list
>>>>>> llvm-dev at lists.llvm.org
>>>>>> https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>>>>>
>>>>>
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