[LLVMdev] RFC: ThinLTO Impementation Plan

[Diego Novillo]

On Fri, May 15, 2015 at 4:55 PM, Xinliang David Li <xinliangli at gmail.com> wrote:
>>> b. Import Tuning:
>>>
>>> Tuning the import strategy will be an iterative process that will
>>> continue to be refined over time. It involves several different types
>>> of changes: adding support for recording additional metrics in the
>>> function summary, such as profile data and optional heavier-weight IPA
>>> analyses, and tuning the import heuristics based on the summary and
>>> callsite context.
>>>
>>
>> How is this different from the existing profile work that Diego has been
>> doing? I.e. how are the formats etc going to communicate?
>>
>
>
> ThinLTO summary creation will just be anthor consumer of profile data
> producer (Instr, AutoFDO) etc.

Right. I don't see anything special here. Other than the creation of
the new metrics and such.


Diego.