190   Value *Masked, *ShiftShAmt;  in dropRedundantMaskingOfLeftShiftInput()  local
192         m_Shift(m_Value(Masked), m_ZExtOrSelf(m_Value(ShiftShAmt))));  in dropRedundantMaskingOfLeftShiftInput()
197   if (match(Masked, m_CombineAnd(m_Trunc(m_Value(Masked)), m_Value(Trunc))) &&  in dropRedundantMaskingOfLeftShiftInput()
202   Type *WidestTy = Masked->getType();  in dropRedundantMaskingOfLeftShiftInput()
224   if (match(Masked, m_c_And(m_CombineOr(MaskA, MaskB), m_Value(X)))) {  in dropRedundantMaskingOfLeftShiftInput()
229     if (!canTryToConstantAddTwoShiftAmounts(OuterShift, ShiftShAmt, Masked,  in dropRedundantMaskingOfLeftShiftInput()
254   } else if (match(Masked, m_c_And(m_CombineOr(MaskC, MaskD), m_Value(X))) ||  in dropRedundantMaskingOfLeftShiftInput()
255              match(Masked, m_Shr(m_Shl(m_Value(X), m_Value(MaskShAmt)),  in dropRedundantMaskingOfLeftShiftInput()
261     if (!canTryToConstantAddTwoShiftAmounts(OuterShift, ShiftShAmt, Masked,  in dropRedundantMaskingOfLeftShiftInput()
302     if (!Masked->hasOneUse())  in dropRedundantMaskingOfLeftShiftInput()
305     if (match(Masked, m_AShr(m_Value(), m_Value())))  in dropRedundantMaskingOfLeftShiftInput()