Labels:text | font | black and white | paper | document OCR: 5,926,832 45 46 ware implemented means responsive to an exception gen- 17. A method as claimed in claim 15 erated by the comparator for replacing stale data with valid in which the step of generating an exception in response data being written. II. A computer system as claimed in claim y further [o a comparison comprises generating an exception to ant aftertipt to write the mexory address when the data comprising means responding to an exception taken during S itt the first register is being copiexl to another register a write access of a memory address for updaling dala slored during execution of the code sequence; antl in the first register with data being written to the memory in which the step of maintaintog the data in the first address. 12. A computer system as claimed in claim 9 fur ...