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3 Commits

Author SHA1 Message Date
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
Devang Patel
db7334dbc5 Revert r141569 and r141576. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141594 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-10-10 23:18:02 +00:00
Devang Patel
9ac743a4ee 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@141569 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-10-10 19:09:20 +00:00