Guarded computer instruction execution
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 4, 2004
Grant Date -
N/A
app pub date -
May 2, 2000
filing date -
May 3, 1999
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A computer system has a plurality of parallel execution units for executing instructions with assigned guard indicators, one execution unit including a master guard value store and another execution unit having a shadow guard value store, together with guard ownership circuitry to indicate whether the shadow guard value store owns the current value of the guard indicator and transfer circuitry operable to transfer a guard value from the master store to another execution unit.
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