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[LoopInterchange] Simplify splitInnerLoopHeader logic (NFC).
authorFlorian Hahn <florian.hahn@arm.com>
Mon, 12 Feb 2018 11:10:58 +0000 (11:10 +0000)
committerFlorian Hahn <florian.hahn@arm.com>
Mon, 12 Feb 2018 11:10:58 +0000 (11:10 +0000)
commitdee18271096e2f6bb96cb64cf0d41429cfc09c6e
tree553ce08bb81767cd15e703859eb2e73edf8e8efd
parent78a2fedd78a971449f49a67b960529d92e84480b
[LoopInterchange] Simplify splitInnerLoopHeader logic (NFC).

We can use SplitBlock for both cases, which makes the code slightly
simpler and updates both LoopInfo and the dominator tree.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@324881 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/LoopInterchange.cpp