Re-use of special purposed registers as general purpose registers
US6289435A · kind A · utility
4Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 17, 1999 |
| Grant date | Sep 11, 2001 |
| Priority date | — |
| Expiry date | May 17, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F9/30101
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and system for re-using special purpose registers as general purpose registers utilized a special variable type to indicate that a variable may safely be stored in a special purpose register. A loader program maintains the table indicating the availability of special purpose registers for variable storage and loads a variable of the special type to an available special purpose register.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.