diff options
| author | Dan Gohman <gohman@apple.com> | 2010-07-20 16:32:11 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-07-20 16:32:11 +0000 |
| commit | 082d6b653694185d4049c3823eecc2a98c3aef58 (patch) | |
| tree | d9fc9864e4a5107fe5c858bf0095bf16b16f3afc /lib/Analysis/ScalarEvolutionNormalization.cpp | |
| parent | f27ca4255290c111511d01dde54e4b4dc990dfce (diff) | |
Minor code cleanups.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108848 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ScalarEvolutionNormalization.cpp')
| -rw-r--r-- | lib/Analysis/ScalarEvolutionNormalization.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Analysis/ScalarEvolutionNormalization.cpp b/lib/Analysis/ScalarEvolutionNormalization.cpp index 565b6f3507..d9e909c956 100644 --- a/lib/Analysis/ScalarEvolutionNormalization.cpp +++ b/lib/Analysis/ScalarEvolutionNormalization.cpp @@ -69,6 +69,7 @@ const SCEV *llvm::TransformForPostIncUse(TransformKind Kind, DominatorTree &DT) { if (isa<SCEVConstant>(S) || isa<SCEVUnknown>(S)) return S; + if (const SCEVCastExpr *X = dyn_cast<SCEVCastExpr>(S)) { const SCEV *O = X->getOperand(); const SCEV *N = TransformForPostIncUse(Kind, O, User, OperandValToReplace, @@ -82,9 +83,11 @@ const SCEV *llvm::TransformForPostIncUse(TransformKind Kind, } return S; } + if (const SCEVNAryExpr *X = dyn_cast<SCEVNAryExpr>(S)) { SmallVector<const SCEV *, 8> Operands; bool Changed = false; + // Transform each operand. for (SCEVNAryExpr::op_iterator I = X->op_begin(), E = X->op_end(); I != E; ++I) { const SCEV *O = *I; @@ -134,6 +137,7 @@ const SCEV *llvm::TransformForPostIncUse(TransformKind Kind, } return S; } + if (const SCEVUDivExpr *X = dyn_cast<SCEVUDivExpr>(S)) { const SCEV *LO = X->getLHS(); const SCEV *RO = X->getRHS(); @@ -145,6 +149,7 @@ const SCEV *llvm::TransformForPostIncUse(TransformKind Kind, return SE.getUDivExpr(LN, RN); return S; } + llvm_unreachable("Unexpected SCEV kind!"); return 0; } |