Physical register table for eliminating move instructions
US10417001B2 · kind B2 · utility
3Cited by
18References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 2012 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Jul 14, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F12/0292
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Embodiments of an invention for a physical register table for eliminating move instructions are disclosed. In one embodiment, a processor includes a physical register file, a register allocation table, and a physical register table. The register allocation table is to store mappings of logical registers to physical registers. The physical register table is to store entries including pointers to physical registers in the mappings. The number of entry locations in the physical register table is less than the number of physical registers in the physical register file.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.