[LLVMdev] Order of Basic Blocks
ryta1203 at gmail.com
Sun Nov 20 15:15:15 PST 2011
Sorry, forgot to add group to CC.
On Sun, Nov 20, 2011 at 6:14 PM, Ryan Taylor <ryta1203 at gmail.com> wrote:
> To make it less vague, I would ideally like to traverse top down. I
> believe what you suggested is what I want, I will have a look at it.
> Currently, I am iterating over the BBs in a Function, so
> Function::iterator BBitr=F->begin(), BBitrE=F->end();
> BBitr!=BBitrE;++BBitr, does that help clarify what I'm looking for? With
> this current iteration method, I seem to sometimes get top down but other
> times get bottom up and sometimes it starts top down then jumps to the
> bottom and goes bottom up. Is there a reason for this randomness?
> On Sun, Nov 20, 2011 at 6:10 PM, Cameron Zwarich <zwarich at apple.com>wrote:
>> Your question is a bit vague, but you probably want
>> ReversePostOrderTraversal from include/llvm/ADT/PostOrderIterator.h.
>> On Nov 20, 2011, at 3:00 PM, Ryan Taylor wrote:
>> > LLVMers,
>> > Is there any way to guarantee iteration of the basic blocks from top
>> down or path to path? Currently it looks sort of semi-random, sometimes
>> visiting loop heads first and other times loop tails, is there a way I can
>> visit the BBs top down or path to path?
>> > Thank you.
>> > _______________________________________________
>> > LLVM Developers mailing list
>> > LLVMdev at cs.uiuc.edu http://llvm.cs.uiuc.edu
>> > http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev
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