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/llvm-project-15.0.7/llvm/lib/Target/X86/
H A DX86ISelLowering.cpp11101 bool UndefUpper = UndefMask.countLeadingOnes() >= UpperElems; in LowerBUILD_VECTOR() local
11105 return widenSubVector(VT, NewBV, !UndefUpper, Subtarget, DAG, dl); in LowerBUILD_VECTOR()
17230 bool UndefUpper = isUndefUpperHalf(Mask); in getHalfShuffleMask() local
17231 if (UndefLower == UndefUpper) in getHalfShuffleMask()