ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,468,532, issued on Nov. 11, was assigned to Apple Inc. (Cupertino, Calif.).
"Prefetcher circuit with dynamic trigger point" was invented by Rustam Miftakhutdinov (Hillsboro, Ore.) and Douglas C. Holman (San Francisco).
According to the abstract* released by the U.S. Patent & Trademark Office: "A prefetcher circuit with dynamic, root function-based trigger point selection is disclosed. A processor includes an instruction cache and a call stack having entries that store indications of functions called in an instruction stream. A prefetcher is configured to, in response to detection of an instruction cache miss, determine, based on entries in the call stack, a depth of a deepest functio...