[llvm-dev] [IPRA] Do we required more aggressive shrink-wrapping optimization?

Mehdi Amini via llvm-dev
2016-06-28T19:06:44Z

> On Jun 28, 2016, at 1:48 PM, C Bergström via llvm-dev <llvm-dev at
lists.llvm.org> wrote:
>
>
>
> On Wed, Jun 29, 2016 at 1:43 AM, vivek pandya via llvm-dev <llvm-dev at
lists.llvm.org <mailto:llvm-dev at lists.llvm.org>> wrote:
> Hello Quentin,
>
> I see your work on shrink-wrapping optimization at
http://reviews.llvm.org/rL236507 <http://reviews.llvm.org/rL236507>
> IPRA has benefited shrink-wrapping optimization ( I have noticed that on
sqlite3 test-case) so I did read Fred Chow's paper and compare that approach
with yours I did not understand much of your work :-( in comparison to  original
paper but I feel that current approach is not generating same results as data
flow analysis based approach. Also I do not understand one of your comment on
review :
> Right now, we only support one save point and one restore point. At some
point we can expand this to several save point and restore point,
> Do you here meant to get more effective results as original paper? With
IPRA should we go for more aggressive version or the current version is as
capable as original paper ?
>
> I can't make any promises, but Fred is a friend of mine - Please email
me offlist if you need an extra hand with this and think his input may be of
value.

Could he send his input on the list instead of having to side-channel?
I’m sure it can be interesting for everyone :)

Thanks,

—
Mehdi

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