Lines Matching defs:UndefReg

439   Register UndefReg = 0;
443       if (UndefReg == 0)
444         UndefReg = Builder.buildUndef(SrcTy).getReg(0);
445       Reg = UndefReg;
524   Register UndefReg;
528       if (!UndefReg) {
530         UndefReg = Builder.buildUndef(SrcType).getReg(0);
532       Ops.push_back(UndefReg);
3080   Register UndefReg;
3082     if (UndefReg)
3083       return UndefReg;
3085     UndefReg = Builder.buildUndef(DstTy.getScalarType()).getReg(0);
3086     return UndefReg;