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| author | Nadav Rotem <nrotem@apple.com> | 2012-12-10 21:45:01 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-12-10 21:45:01 +0000 |
| commit | 9e81a440f5229f13e21031c208fdecbe07b056c7 (patch) | |
| tree | 4a369796d15286d08acc8c9ccbad0897671733c7 | |
| parent | f45d11b56bffeaec94291f330dc9f7f7aae5a741 (diff) | |
Enable the loop vectorizer only on O2 and above. (Still disabled by default)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169774 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Transforms/IPO/PassManagerBuilder.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp index ee315a3a49..a9a9f2eece 100644 --- a/lib/Transforms/IPO/PassManagerBuilder.cpp +++ b/lib/Transforms/IPO/PassManagerBuilder.cpp @@ -188,7 +188,7 @@ void PassManagerBuilder::populateModulePassManager(PassManagerBase &MPM) { MPM.add(createLoopIdiomPass()); // Recognize idioms like memset. MPM.add(createLoopDeletionPass()); // Delete dead loops - if (LoopVectorize) + if (LoopVectorize && OptLevel > 1) MPM.add(createLoopVectorizePass()); if (!DisableUnrollLoops) |