Lines Matching defs:Reg
84 unsigned Reg) const;
106 /// \p Reg until it finds an Instruction that isn't a COPY returns
111 unsigned Reg) const {
112 // The Reg parameter to the function must always be defined by either a PHI
114 assert(TargetRegisterInfo::isVirtualRegister(Reg) &&
115 "Reg cannot be a physical register");
117 const TargetRegisterClass *RC = MRI.getRegClass(Reg);
118 for (MachineRegisterInfo::use_iterator I = MRI.use_begin(Reg),
144 unsigned Reg = MI.getOperand(0).getReg();
145 const TargetRegisterClass *RC = inferRegClass(TRI, MRI, Reg);
147 MRI.constrainRegClass(Reg, &AMDGPU::VReg_32RegClass);
