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| author | Dan Gohman <gohman@apple.com> | 2010-04-09 18:20:03 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-04-09 18:20:03 +0000 |
| commit | 394b624215ae3f4841209b27df149023d81df618 (patch) | |
| tree | 2bf18a2a8a9fa0d0724007a7db761883c716cdbe /llvm/lib/Analysis/ScalarEvolutionExpander.cpp | |
| parent | b10646d4ce23bbed949861b3fcb71f1ff1b91c76 (diff) | |
| download | bcm5719-llvm-394b624215ae3f4841209b27df149023d81df618.tar.gz bcm5719-llvm-394b624215ae3f4841209b27df149023d81df618.zip | |
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llvm-svn: 100874
Diffstat (limited to 'llvm/lib/Analysis/ScalarEvolutionExpander.cpp')
| -rw-r--r-- | llvm/lib/Analysis/ScalarEvolutionExpander.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp index dd8ab431f34..24825bf5e56 100644 --- a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp +++ b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp @@ -705,7 +705,8 @@ Value *SCEVExpander::visitAddExpr(const SCEVAddExpr *S) { Sum = expandAddToGEP(NewOps.begin(), NewOps.end(), PTy, Ty, Sum); } else if (const PointerType *PTy = dyn_cast<PointerType>(Op->getType())) { // The running sum is an integer, and there's a pointer at this level. - // Try to form a getelementptr. + // Try to form a getelementptr. Use a SCEVUnknown so that we don't + // re-analyze the instructions that we just emitted. SmallVector<const SCEV *, 4> NewOps; NewOps.push_back(SE.getUnknown(Sum)); for (++I; I != E && I->first == CurLoop; ++I) |
