Jeffrey, Watson, Mendonsa & Hamilton LLP
Avoid cache lookup for cold cache
Methods and apparatus relating to techniques for avoiding cache lookup for cold cache. In an example, an apparatus comprises logic, at least partially comprising hardware logic, to receive, in a read/modify/write (RMW) pipeline, a cache access request from a requestor, wherein the cache request comprises a cache set identifier associated with requested data in the cache set, determine whether the cache set associated with the cache set identifier is in an inaccessible invalid state, and in response to a determination that the cache set is in an inaccessible state or an invalid state, to terminate the cache access request. Other embodiments are also disclosed and claimed.
INTEL CORPORATION
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Joydeep Altug Kiran C. Abhishek R. Prasoonkumar Kamal Balaji
Ray Koker Veernapu Appu Surti Sinha Vembu