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Remove unnecessary const_cast 

llvm-svn: 302368
This commit is contained in:
Sanjoy Das 2017-05-07 05:29:36 +00:00
parent 40415eeb59
commit df8c2ebe73
2 changed files with 5 additions and 8 deletions
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2
llvm/include/llvm/Analysis/ScalarEvolution.h
View File

@ -1569,7 +1569,7 @@ public:
/// delinearization).
void findArrayDimensions(SmallVectorImpl<const SCEV *> &Terms,
SmallVectorImpl<const SCEV *> &Sizes,
const SCEV *ElementSize) const;
const SCEV *ElementSize);
void print(raw_ostream &OS) const;
void verify() const;

11
llvm/lib/Analysis/ScalarEvolution.cpp
View File

@ -9626,7 +9626,7 @@ const SCEV *ScalarEvolution::getElementSize(Instruction *Inst) {
void ScalarEvolution::findArrayDimensions(SmallVectorImpl<const SCEV *> &Terms,
SmallVectorImpl<const SCEV *> &Sizes,
const SCEV *ElementSize) const {
const SCEV *ElementSize) {
if (Terms.size() < 1 || !ElementSize)
return;
@ -9650,13 +9650,11 @@ void ScalarEvolution::findArrayDimensions(SmallVectorImpl<const SCEV *> &Terms,
return numberOfTerms(LHS) > numberOfTerms(RHS);
});
ScalarEvolution &SE = *const_cast<ScalarEvolution *>(this);
// Try to divide all terms by the element size. If term is not divisible by
// element size, proceed with the original term.
for (const SCEV *&Term : Terms) {
const SCEV *Q, *R;
SCEVDivision::divide(SE, Term, ElementSize, &Q, &R);
SCEVDivision::divide(*this, Term, ElementSize, &Q, &R);
if (!Q->isZero())
Term = Q;
}
@ -9665,7 +9663,7 @@ void ScalarEvolution::findArrayDimensions(SmallVectorImpl<const SCEV *> &Terms,
// Remove constant factors.
for (const SCEV *T : Terms)
if (const SCEV *NewT = removeConstantFactors(SE, T))
if (const SCEV *NewT = removeConstantFactors(*this, T))
NewTerms.push_back(NewT);
DEBUG({
@ -9674,8 +9672,7 @@ void ScalarEvolution::findArrayDimensions(SmallVectorImpl<const SCEV *> &Terms,
dbgs() << *T << "\n";
});
if (NewTerms.empty() ||
!findArrayDimensionsRec(SE, NewTerms, Sizes)) {
if (NewTerms.empty() || !findArrayDimensionsRec(*this, NewTerms, Sizes)) {
Sizes.clear();
return;
}