Jakob Stoklund Olesen e6521b57cc Get MCSchedModel directly from the subtarget.
Not all targets have itineraries, but the subtarget always has an
MCSchedModel.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165236 91177308-0d34-0410-b5e6-96231b3b80d8
2012-10-04 17:30:43 +00:00
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2012-10-04 16:20:24 +00:00