Invention Grant
- Patent Title: Variable formatting of branch target buffer
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Application No.: US17407267Application Date: 2021-08-20
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Publication No.: US12014182B2Publication Date: 2024-06-18
- Inventor: Brian Robert Prasky , James Bonanno , Adam Benjamin Collura
- Applicant: International Business Machines Corporation
- Applicant Address: US NY Armonk
- Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
- Current Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
- Current Assignee Address: US NY Armonk
- Agency: CANTOR COLBURN LLP
- Agent Jeffrey Ingalls
- Main IPC: G06F9/38
- IPC: G06F9/38 ; G06F9/30

Abstract:
Embodiments include a hierarchical metadata prediction system that includes a first line-based predictor having a first line for storage of metadata entries, and a second line-based predictor configured to store metadata entries from the first line-based predictor. The second line-based predictor has a second line, the second line including a plurality of containers, the plurality of containers including at least a first set of containers having a first size and a second set of containers having a second size. The system also includes a processing device configured to transfer one or more metadata entries between the first line-based predictor and the second-line based predictor. Embodiments also include a computer-implemented method and a computer program product.
Public/Granted literature
- US20230060033A1 VARIABLE FORMATTING OF BRANCH TARGET BUFFER Public/Granted day:2023-02-23
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