945       unsigned ShAmt = 0;  in foldAddWithConstant()  local
947         ShAmt = BitWidth - C->logBase2() - 1;  in foldAddWithConstant()
949         ShAmt = BitWidth - C2->logBase2() - 1;  in foldAddWithConstant()
950       if (ShAmt && MaskedValueIsZero(X, APInt::getHighBitsSet(BitWidth, ShAmt),  in foldAddWithConstant()
952         Constant *ShAmtC = ConstantInt::get(Ty, ShAmt);  in foldAddWithConstant()
1257   Value *X, *Y, *ShAmt;  in factorizeMathWithShlOps()  local
1258   if (!match(Op0, m_Shl(m_Value(X), m_Value(ShAmt))) ||  in factorizeMathWithShlOps()
1259       !match(Op1, m_Shl(m_Value(Y), m_Specific(ShAmt))))  in factorizeMathWithShlOps()
1274   auto *NewShl = BinaryOperator::CreateShl(NewMath, ShAmt);  in factorizeMathWithShlOps()
2038   const APInt *ShAmt;  in visitSub()  local
2040   if (match(Op1, m_AShr(m_Value(A), m_APInt(ShAmt))) &&  in visitSub()
2041       Op1->hasNUses(2) && *ShAmt == Ty->getScalarSizeInBits() - 1 &&  in visitSub()