Target/Hexagon/HexagonSplitDouble.cpp

816     Register TmpR = MRI->createVirtualRegister(IntRC);
820     //   TmpR = extractu R.lo, #s, #32-s
821     //   HiR  = or (TmpR, asl(R.hi, #s))
824     //   TmpR = shr R.lo, #s
825     //   LoR  = insert TmpR, R.hi, #s, #32-s
830     //   TmpR = shr R.lo, #s
838       BuildMI(B, MI, DL, TII->get(A2_asrh), TmpR)
841       BuildMI(B, MI, DL, TII->get(ShiftOpc), (Left ? LoR : TmpR))
846       // TmpR = extractu R.lo, #s, #32-s
847       BuildMI(B, MI, DL, TII->get(S2_extractu), TmpR)
851       // HiR  = or (TmpR, asl(R.hi, #s))
853         .addReg(TmpR)
861       // LoR  = insert TmpR, R.hi, #s, #32-s
863         .addReg(TmpR)