[LLVMdev] How to identify loop header

John Criswell criswell at illinois.edu
Fri May 6 09:53:06 PDT 2011


On 5/6/11 11:39 AM, Shukla Ashutosh Dinesh wrote:
> I would like to know how one can identify whether a basic block is a loop
> header?

I think the LoopInfo pass has a method to do this.  Note that you'll 
probably want to run -loopsimplify first to put the loops into a 
canonical form.

-- John T.

>
> Regards,
> Ashutosh Shukla,
> 10305052
> M. Tech 1
> Dept of Computer Science and Engg.
>
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