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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-03-29 03:12:04 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2011-03-29 03:12:04 +0000 |
| commit | c8ec765551119d5bdcfeebdaeb869242c098bdc5 (patch) | |
| tree | ac416826e4660a83b0135c44e9187c60816e8c75 | |
| parent | 2ef661b0e8de0d4186c5f9cc990adce0a2493b17 (diff) | |
| download | external_llvm-c8ec765551119d5bdcfeebdaeb869242c098bdc5.zip external_llvm-c8ec765551119d5bdcfeebdaeb869242c098bdc5.tar.gz external_llvm-c8ec765551119d5bdcfeebdaeb869242c098bdc5.tar.bz2 | |
Handle the special case when all uses follow the last split point.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128450 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/SplitKit.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/SplitKit.cpp b/lib/CodeGen/SplitKit.cpp index a9ad731..b89ff0c 100644 --- a/lib/CodeGen/SplitKit.cpp +++ b/lib/CodeGen/SplitKit.cpp @@ -928,7 +928,8 @@ void SplitEditor::splitSingleBlocks(const SplitAnalysis::BlockPtrSet &Blocks) { continue; openIntv(); - SlotIndex SegStart = enterIntvBefore(BI.FirstUse); + SlotIndex SegStart = enterIntvBefore(std::min(BI.FirstUse, + BI.LastSplitPoint)); if (!BI.LiveOut || BI.LastUse < BI.LastSplitPoint) { useIntv(SegStart, leaveIntvAfter(BI.LastUse)); } else { |