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Delete an unused function.

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llvm-svn: 111135
This commit is contained in:
Dan Gohman 2010-08-16 15:57:14 +00:00
parent 7900e1ace3
commit fec602e7c5
1 changed files with 0 additions and 35 deletions
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35
lib/Analysis/ScalarEvolution.cpp
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@ -483,41 +483,6 @@ void SCEVUnknown::print(raw_ostream &OS) const {
// SCEV Utilities
//===----------------------------------------------------------------------===//
static bool CompareTypes(const Type *A, const Type *B) {
if (A->getTypeID() != B->getTypeID())
return A->getTypeID() < B->getTypeID();
if (const IntegerType *AI = dyn_cast<IntegerType>(A)) {
const IntegerType *BI = cast<IntegerType>(B);
return AI->getBitWidth() < BI->getBitWidth();
}
if (const PointerType *AI = dyn_cast<PointerType>(A)) {
const PointerType *BI = cast<PointerType>(B);
return CompareTypes(AI->getElementType(), BI->getElementType());
}
if (const ArrayType *AI = dyn_cast<ArrayType>(A)) {
const ArrayType *BI = cast<ArrayType>(B);
if (AI->getNumElements() != BI->getNumElements())
return AI->getNumElements() < BI->getNumElements();
return CompareTypes(AI->getElementType(), BI->getElementType());
}
if (const VectorType *AI = dyn_cast<VectorType>(A)) {
const VectorType *BI = cast<VectorType>(B);
if (AI->getNumElements() != BI->getNumElements())
return AI->getNumElements() < BI->getNumElements();
return CompareTypes(AI->getElementType(), BI->getElementType());
}
if (const StructType *AI = dyn_cast<StructType>(A)) {
const StructType *BI = cast<StructType>(B);
if (AI->getNumElements() != BI->getNumElements())
return AI->getNumElements() < BI->getNumElements();
for (unsigned i = 0, e = AI->getNumElements(); i != e; ++i)
if (CompareTypes(AI->getElementType(i), BI->getElementType(i)) ||
CompareTypes(BI->getElementType(i), AI->getElementType(i)))
return CompareTypes(AI->getElementType(i), BI->getElementType(i));
}
return false;
}
namespace {
/// SCEVComplexityCompare - Return true if the complexity of the LHS is less
/// than the complexity of the RHS. This comparator is used to canonicalize