[Hexagon] Make sure that RDF does not remove EH_LABELs

Since EH_LABELs (and other labels) no longer have "side-effects", they
should be checked for separately.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@318801 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed