getSetSize returns an APInt that is 1 bit wider. The APInt is typically 65-bit and requires memory allocation. isSizeStrictlySmallerThan and isSizeLargerThan are preferred. The last use of this helper method was removed by rL302385.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@358347
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/// Return true if this set contains exactly one member.
bool isSingleElement() const { return getSingleElement() != nullptr; }
- /// Return the number of elements in this set.
- APInt getSetSize() const;
-
/// Compare set size of this range with the range CR.
bool isSizeStrictlySmallerThan(const ConstantRange &CR) const;
return Lower.sgt(Upper);
}
-APInt ConstantRange::getSetSize() const {
- if (isFullSet())
- return APInt::getOneBitSet(getBitWidth()+1, getBitWidth());
-
- // This is also correct for wrapped sets.
- return (Upper - Lower).zext(getBitWidth()+1);
-}
-
bool
ConstantRange::isSizeStrictlySmallerThan(const ConstantRange &Other) const {
assert(getBitWidth() == Other.getBitWidth());