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d3a7486ef3
These edges are not really necessary, but it is consistent with the way we currently create physreg edges. Scheduler heuristics that expect a DAG edge to the block terminator could benefit from this change. Although in the future I hope we have a better mechanism for modeling latency across scheduling regions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152895 91177308-0d34-0410-b5e6-96231b3b80d8
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