[llvm-dev] LiveInterval and Loop Info

Natanael Ramos via llvm-dev
Fri, 04 Sep 2015 21:35:23 -0000

Ok. Thanks
Em 04/09/2015 5:20 PM, "Matthias Braun" <mbraun at apple.com>
escreveu:

> As the name implies this function will only give you a basic block if the
> LiveInterval/LiveRange is completely contained within a single basic block,
> for the more general cases you will need the other functions.
>
> - Matthias
>
> On Sep 4, 2015, at 11:43 AM, Natanael Ramos <naelr8 at gmail.com>
wrote:
>
> Thanks Matthias
>
> I can also use the method intervalIsInOneMBB() from LiveIntervals class to
> relate a LiveInterval to a MachineBasicBlock, right?
> Em 04/09/2015 2:26 PM, "Matthias Braun" <mbraun at
apple.com> escreveu:
>
>> There is no direct support for this, but you can use
>>
LiveIntervalAnalysis::getMBBStartIndex()/getMBBEndIndex()/getMBBFromIndex()
>> to relate the SlotIndexes used in the LiveIntervals to
MachineBasicBlocks
>> which in turn you can relate to your MachineLoopInfo.
>>
>> - Matthias
>>
>> On Sep 3, 2015, at 10:47 AM, Natanael Ramos via llvm-dev <
>> llvm-dev at lists.llvm.org> wrote:
>>
>> Hello to all LLVM Developers.
>>
>> Given a object from a LiveInterval class, is there any way to know if
>> this Live Interval is part or is inside a loop?
>>
>> Att
>>
>> --
>> Natanael Ramos
>> Membro do corpo discente de Ciência da Computação pelo Instituto
Federal
>> de
>> Minas Gerais - Campus Formiga
>>
>> _______________________________________________
>> LLVM Developers mailing list
>> llvm-dev at lists.llvm.org
>> http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>>
>>
>>
>
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