GenerateCopyCharactersREP 5966 src/ia32/code-stubs-ia32.cc void StringHelper::GenerateCopyCharactersREP(MacroAssembler* masm,
GenerateCopyCharactersREP 4950 src/x64/code-stubs-x64.cc void StringHelper::GenerateCopyCharactersREP(MacroAssembler* masm,