llvm dev - Oct 2013 - [LLVMdev] Proposal: type uniquing of debug info for LTO

Hi Andrey,

Yes, there are more patches to come. I will announce it when the feature is
complete.

Manman


On Tue, Oct 1, 2013 at 12:39 AM, Andrey Belevantsev <abel at ispras.ru>
wrote:
> Hi Manman,
>
> On 21.06.2013 1:51, Manman Ren wrote:
>
>>
>> The intent of this proposal is to speedup compilation of "-flto
-g" for
>> c++ programs.
>> This is based on discussions with Adrian, David and Eric.
>>
>
> I see that the uniquing patches are already in trunk.  Are there more to
> come or the feature is essentially completed?  It would be great to have
> some announcement on the LLVMdev for this (even better with some
> statistics, if you have it).
>
> Andrey
>
>
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On 1 October 2013 13:13, Manman Ren <manman.ren at gmail.com>
wrote:
> Hi Andrey,
>
> Yes, there are more patches to come. I will announce it when the feature is
> complete.
Awesome! What is missing? I see than since r190334  llvm-link will
merge debug info types already :-)

Cheers,
Rafael

On Tue, Oct 1, 2013 at 1:35 PM, Rafael Espíndola <rafael.espindola at
gmail.com
> wrote:
> On 1 October 2013 13:13, Manman Ren <manman.ren at gmail.com> wrote:
> > Hi Andrey,
> >
> > Yes, there are more patches to come. I will announce it when the
feature
> is
> > complete.
>
> Awesome! What is missing? I see than since r190334  llvm-link will
> merge debug info types already :-)
>
We now merge debug info types for simple classes. We need to update all
type references that
can cause cycles from MDNode to type identifier. That task is only
partially done :)

Manman

> Cheers,
> Rafael
>
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