公开(公告)号：US11620224B2

公开(公告)日：2023-04-04

申请号：US16709831

申请日：2019-12-10

Applicant: Advanced Micro Devices, Inc.

Inventor： Aparna Thyagarajan ,  Ashok Tirupathy Venkatachar ,  Marius Evers ,  Angelo Wong ,  William E. Jones

IPC: G06F12/0862 ,  G06F12/0875

Abstract: Techniques for controlling prefetching of instructions into an instruction cache are provided. The techniques include tracking either or both of branch target buffer misses and instruction cache misses, modifying a throttle toggle based on the tracking, and adjusting prefetch activity based on the throttle toggle.

公开(公告)号：US20210173783A1

公开(公告)日：2021-06-10

申请号：US16709831

申请日：2019-12-10

Applicant: Advanced Micro Devices, Inc.

Inventor： Aparna Thyagarajan ,  Ashok Tirupathy Venkatachar ,  Marius Evers ,  Angelo Wong ,  William E. Jones

IPC: G06F12/0862

Abstract: Techniques for controlling prefetching of instructions into an instruction cache are provided. The techniques include tracking either or both of branch target buffer misses and instruction cache misses, modifying a throttle toggle based on the tracking, and adjusting prefetch activity based on the throttle toggle.