
This finishes the work of replacing OperandMatchResultTy with ParseStatus, started in D154101. As a drive-by change, rename some RegNo variables to just Reg (a leftover from the days when RegNo had 'unsigned' type).
This finishes the work of replacing OperandMatchResultTy with ParseStatus, started in D154101. As a drive-by change, rename some RegNo variables to just Reg (a leftover from the days when RegNo had 'unsigned' type).