Processor-Directed Cache Coherence Mechanism
Sarojadevi Hande
Broschiertes Buch

Processor-Directed Cache Coherence Mechanism

Architectural Support for Early and Local Cache Coherence in DSM Systems

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Caching is primarily a memory performance optimization technique. In the presence of multiple copies of cached values, as in a multiprocessor system, issues of correctness and consistency arise, for which a cache coherence mechanism provides a solution. In this thesis, instead of using globally controlled directory based method, an alternate way is suggested, in which cache coherence is locally directed by individual processor. For this, compiler support in the form of program annotation is provided, which helps identify the cohrence boundary at run-time. A hardware support in the form of smal...