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| author | Devang Patel <dpatel@apple.com> | 2007-08-14 23:53:57 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2007-08-14 23:53:57 +0000 |
| commit | 4e8061cbdaabe092ba7f1b4e7e8155dafbac4a90 (patch) | |
| tree | 85fa438f11c3380fc611821c5da8ef1262ce7bce /lib/Transforms/Scalar/LoopIndexSplit.cpp | |
| parent | 3b1d3068c32cf36d16f1a0f468b2c817f6fc0f7d (diff) | |
Avoid nested loops at the moment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41090 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/LoopIndexSplit.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopIndexSplit.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/LoopIndexSplit.cpp b/lib/Transforms/Scalar/LoopIndexSplit.cpp index 1398692afd..dfe33ffe16 100644 --- a/lib/Transforms/Scalar/LoopIndexSplit.cpp +++ b/lib/Transforms/Scalar/LoopIndexSplit.cpp @@ -154,6 +154,10 @@ bool LoopIndexSplit::runOnLoop(Loop *IncomingLoop, LPPassManager &LPM_Ref) { L = IncomingLoop; LPM = &LPM_Ref; + // FIXME - Nested loops makes dominator info updates tricky. + if (!L->getSubLoops().empty()) + return false; + SE = &getAnalysis<ScalarEvolution>(); DT = &getAnalysis<DominatorTree>(); LI = &getAnalysis<LoopInfo>(); |