21 /// Deduce the least significant bit aligned shift and mask values for a binary
23 /// pair<shift, mask>. That is to say \p Value == ~(mask << shift)
29   unsigned Mask = 0;  in getShiftMask()  local
31   Mask = ~Value;  in getShiftMask()
32   for (; !(Mask & 1); Shift++, Mask >>= 1) {  in getShiftMask()
35   return std::make_pair(Shift, Mask);  in getShiftMask()
38 /// Provided with the MCExpr * \p Val, uint32 \p Mask and \p Shift, will return
42 /// For example, given MCExpr *Val, Mask == 0xf, Shift == 6 the returned MCExpr
44 inline const MCExpr *maskShiftSet(const MCExpr *Val, uint32_t Mask,  in maskShiftSet()  argument
46   if (Mask) {  in maskShiftSet()
47     const MCExpr *MaskExpr = MCConstantExpr::create(Mask, Ctx);  in maskShiftSet()
57 /// Provided with the MCExpr * \p Val, uint32 \p Mask and \p Shift, will return
61 /// For example, given MCExpr *Val, Mask == 0xf, Shift == 6 the returned MCExpr
63 inline const MCExpr *maskShiftGet(const MCExpr *Val, uint32_t Mask,  in maskShiftGet()  argument
69   if (Mask) {  in maskShiftGet()
70     const MCExpr *MaskExpr = MCConstantExpr::create(Mask, Ctx);  in maskShiftGet()