[LLVMdev] Dominance frontier & Postdominance frontier
criswell at illinois.edu
Thu Sep 13 08:30:25 PDT 2012
On 9/13/12 10:18 AM, Sahoo, Swarup Kumar wrote:
> I found that LLVM 3.1 says Dominance frontier is deprecated. Can
> anyone please tell me, if there is any replacement for Dominance
> frontier & Postdominance frontier in LLVM? What are the options if we
> need to use them?
You may want to read this thread on llvmdev from August:
Marco's reply mentions an alternative algorithm in Muchnick's compiler
book. I believe the algorithm in Section 7.3 of Allen and Kennedy uses
the post dominator tree only.
-- John T.
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