Synchronization of load operations using load fence instruction in pre-serialization/post-serialization mode
US6862679B2 · kind B2 · utility
5Cited by
4References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2001 |
| Grant date | Mar 1, 2005 |
| Priority date | — |
| Expiry date | Aug 19, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F9/3858
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for synchronizing load operations. In one embodiment, an apparatus includes a decode circuit to decode a load fence instruction. An execution unit executes the load fence instruction after it as been decoded by the decode circuit. Furthermore, a control register is included to enable pre-serialization and post-serialization of operations appearing before and after the load fence instruction in program order, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.