438b583dbd
Revert r85667. LoopUnroll currently can't call utility functions which
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auto-update the DominatorTree because it doesn't keep the DominatorTree
current while it works.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85670 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 17:33:01 +00:00
f230d8ad15
Merge the enhancements from LoopUnroll's FoldBlockIntoPredecessor into
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MergeBlockIntoPredecessor. This makes SimplifyCFG slightly more aggressive,
and makes it unnecessary for LoopUnroll to have its own copy of this code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85667 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 16:08:00 +00:00
b56c966019
Simplify this code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85662 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 14:46:50 +00:00
928a75f057
Rename UnrollLoop.cpp to LoopUnroll.cpp, and LoopUnroll.cpp to
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LoopUnrollPass.cpp, for consistency with other passes which are
similarly split.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85659 91177308-0d34-0410-b5e6-96231b3b80d8
2009-10-31 14:37:31 +00:00
