657     TopoSigs(RegBank.getNumTopoSigs()),  in CodeGenRegisterClass()
686     TopoSigs.set(Reg->getTopoSig());  in CodeGenRegisterClass()
728     TopoSigs(RegBank.getNumTopoSigs()),  in CodeGenRegisterClass()
736     TopoSigs.set(R->getTopoSig());  in CodeGenRegisterClass()
1120   BitVector TopoSigs(getNumTopoSigs());  in computeComposites()  local
1124     if (TopoSigs.test(Reg1.getTopoSig()))  in computeComposites()
1126     TopoSigs.set(Reg1.getTopoSig());  in computeComposites()
1942   BitVector TopoSigs(getNumTopoSigs());  in inferMatchingSuperRegClass()  local
1954     TopoSigs.reset();  in inferMatchingSuperRegClass()
1959       TopoSigs.set(Sub->getTopoSig());  in inferMatchingSuperRegClass()
1971       if (!TopoSigs.anyCommon(SubRC.getTopoSigs()))  in inferMatchingSuperRegClass()