Invention Grant
- Patent Title: Pipelined out of order page miss handler
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Application No.: US16914324Application Date: 2020-06-27
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Publication No.: US11822486B2Publication Date: 2023-11-21
- Inventor: Christopher D. Bryant
- Applicant: Intel Corporation
- Applicant Address: US CA Santa Clara
- Assignee: Intel Corporation
- Current Assignee: Intel Corporation
- Current Assignee Address: US CA Santa Clara
- Agency: NICHOLSON DE VOS WEBSTER & ELLIOTT LLP
- Main IPC: G06F12/1009
- IPC: G06F12/1009

Abstract:
Systems, methods, and apparatuses relating to circuitry to implement a pipelined out of order page miss handler are described. In one embodiment, a hardware processor core includes an execution circuit to generate data storage requests for virtual addresses, a translation lookaside buffer to translate the virtual addresses to physical addresses, and a single page miss handler circuit comprising a plurality of pipelined page walk stages, wherein the single page miss handler circuit is to contemporaneously perform a first page walk within a first stage of the plurality of pipelined page walk stages for a first miss of a first virtual address in the translation lookaside buffer, and a second page walk within a second stage of the plurality of pipelined page walk stages for a second miss of a second virtual address in the translation lookaside buffer.
Public/Granted literature
- US20210406194A1 PIPELINED OUT OF ORDER PAGE MISS HANDLER Public/Granted day:2021-12-30
Information query
IPC分类: