Method and apparatus for selectively controlling groups of regis

Details Method and apparatus for selectively controlling groups of regis Method and apparatus for selectively controlling groups of regis

1997-10-11

1999-07-27

Coleman, Eric

Electrical computers and digital processing systems: processing

Processing control

Context preserving (e.g., context swapping, checkpointing,...

711100, G06F 9312

Patent

active

059283564

ABSTRACT:
A method and apparatus for controlling groups of registers includes a pluity of registers of the same type logically separated into a plurality of groups and a plurality of indicators corresponding to the plurality of groups of registers, each of the plurality of indicators identifying whether a corresponding group of registers has been modified by a task currently being executed by the processor. A control logic is also included, coupled to the plurality of registers, to selectively control the plurality of registers by group based at least in part on the plurality of indicators.

REFERENCES:
patent: 4672532 (1987-06-01), JongeVos
patent: 5414864 (1995-05-01), Kolzami

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