Devang Patel 2e35047947 Add dominance check for the instruction being hoisted.
For example, MachineLICM should not hoist a load that is not guaranteed to be executed.
Radar 10254254.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141689 91177308-0d34-0410-b5e6-96231b3b80d8
2011-10-11 18:09:58 +00:00
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2011-10-05 06:23:32 +00:00
2011-10-11 06:10:37 +00:00