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Enable loop-rotate before loop-vectorize by default

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231820 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Michael Zolotukhin 2015-03-10 19:07:41 +00:00
parent 86dbc2b6d3
commit 7212f8bb52
1 changed files with 1 additions and 2 deletions
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3
lib/Transforms/IPO/PassManagerBuilder.cpp
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@ -311,8 +311,7 @@ void PassManagerBuilder::populateModulePassManager(
// Re-rotate loops in all our loop nests. These may have fallout out of
// rotated form due to GVN or other transformations, and the vectorizer relies
// on the rotated form.
if (ExtraVectorizerPasses)
MPM.add(createLoopRotatePass());
MPM.add(createLoopRotatePass());
MPM.add(createLoopVectorizePass(DisableUnrollLoops, LoopVectorize));
// FIXME: Because of #pragma vectorize enable, the passes below are always