470   unsigned SubLo = HRI.getHexagonSubRegIndex(DstRC, Hexagon::ps_sub_lo);  in parseRegSequence()  local
472   assert((Sub1 == SubLo && Sub2 == SubHi) || (Sub1 == SubHi && Sub2 == SubLo));  in parseRegSequence()
473   if (Sub1 == SubLo && Sub2 == SubHi) {  in parseRegSequence()
478   if (Sub1 == SubHi && Sub2 == SubLo) {  in parseRegSequence()
1657         unsigned SubLo = HRI.getHexagonSubRegIndex(*FRC, Hexagon::ps_sub_lo);  in processBlock()  local
1659         BitTracker::RegisterRef TL = { R, SubLo };  in processBlock()
1667             .addImm(SubLo)  in processBlock()
1722         unsigned SubLo = HRI.getHexagonSubRegIndex(RC, Hexagon::ps_sub_lo);  in propagateRegCopy()  local
1724         Changed  = HBS::replaceSubWithSub(RD.Reg, SubLo, SL.Reg, SL.Sub, MRI);  in propagateRegCopy()
1732       unsigned SubLo = HRI.getHexagonSubRegIndex(RC, Hexagon::ps_sub_lo);  in propagateRegCopy()  local
1735       Changed  = HBS::replaceSubWithSub(RD.Reg, SubLo, RL.Reg, RL.Sub, MRI);  in propagateRegCopy()