Lines Matching defs:Reg
127 void setUsed(unsigned Reg);
130 bool isReserved(unsigned Reg) const { return MRI->isReserved(Reg); }
136 bool isUsed(unsigned Reg, bool CheckReserved = true) const {
137 return !RegsAvailable.test(Reg) || (CheckReserved && isReserved(Reg));
140 /// isAliasUsed - Is Reg or an alias currently in use?
141 bool isAliasUsed(unsigned Reg) const;
152 /// Add Reg and all its sub-registers to BV.
153 void addRegWithSubRegs(BitVector &BV, unsigned Reg);