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| author | Devang Patel <dpatel@apple.com> | 2008-09-18 23:45:14 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-09-18 23:45:14 +0000 |
| commit | 4fe0fe8b493437e91f8510b81462ff39f0d889ca (patch) | |
| tree | 571eb6490d6d3d750ffbb2c278c3a99331a9c1c3 /lib/Transforms/Scalar/LoopIndexSplit.cpp | |
| parent | 3589308f37177f28257dd1a39dc6d6395a435acb (diff) | |
splitLoop does not handle split condition EQ.
Fixes PR 2805
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56321 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/LoopIndexSplit.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopIndexSplit.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/LoopIndexSplit.cpp b/lib/Transforms/Scalar/LoopIndexSplit.cpp index 8cafe7424d..085223cd81 100644 --- a/lib/Transforms/Scalar/LoopIndexSplit.cpp +++ b/lib/Transforms/Scalar/LoopIndexSplit.cpp @@ -1430,6 +1430,12 @@ bool LoopIndexSplit::splitLoop(SplitInfo &SD) { if (!safeSplitCondition(SD)) return false; + // If split condition EQ is not handled. + if (ICmpInst *ICMP = dyn_cast<ICmpInst>(SD.SplitCondition)) { + if (ICMP->getPredicate() == ICmpInst::ICMP_EQ) + return false; + } + BasicBlock *SplitCondBlock = SD.SplitCondition->getParent(); // Unable to handle triangle loops at the moment. |