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| author | dim <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2011-10-20 21:10:27 +0000 |
| commit | 7b3392326c40c3c20697816acae597ba7b3144eb (patch) | |
| tree | 2cbcf22585e99f8a87d12d5ff94f392c0d266819 /lib/Transforms/Scalar/JumpThreading.cpp | |
| parent | 1176aa52646fe641a4243a246aa7f960c708a274 (diff) | |
| download | FreeBSD-src-7b3392326c40c3c20697816acae597ba7b3144eb.zip FreeBSD-src-7b3392326c40c3c20697816acae597ba7b3144eb.tar.gz | |
Vendor import of llvm release_30 branch r142614:
http://llvm.org/svn/llvm-project/llvm/branches/release_30@142614
Diffstat (limited to 'lib/Transforms/Scalar/JumpThreading.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/JumpThreading.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/JumpThreading.cpp b/lib/Transforms/Scalar/JumpThreading.cpp index b500d5b..f410af3 100644 --- a/lib/Transforms/Scalar/JumpThreading.cpp +++ b/lib/Transforms/Scalar/JumpThreading.cpp @@ -811,8 +811,8 @@ bool JumpThreading::ProcessBlock(BasicBlock *BB) { /// important optimization that encourages jump threading, and needs to be run /// interlaced with other jump threading tasks. bool JumpThreading::SimplifyPartiallyRedundantLoad(LoadInst *LI) { - // Don't hack volatile loads. - if (LI->isVolatile()) return false; + // Don't hack volatile/atomic loads. + if (!LI->isSimple()) return false; // If the load is defined in a block with exactly one predecessor, it can't be // partially redundant. |
