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案件記録

PREFETCHING AN ACCESS PATTERN HAVING A JUMP

発明審査中
3閲覧数
20請求項 · 3 独立
§ Ⅰ

案件概要

発明者

Jungsoo KIM; Sabine FRANCIS; Conrado BLASCO

IPC分類

G6F 9/30G6F 9/38

CPC分類

G6F9/30047G6F9/3802

Certain aspects of the present disclosure provide techniques and apparatus for prefetching an access pattern having a jump. Aspects include obtaining a stride between consecutive memory accesses of the access pattern to determine a stride pattern for the access pattern. Aspects include determining whether a jump in the access pattern has occurred based on the stride pattern and a current stride of the access pattern. Aspects include, in response to determining the jump in the access pattern has occurred, adjusting a prefetch address for a next memory access of the access pattern based on the jump in the access pattern. Aspects include issuing a prefetch request for the adjusted prefetch address.

原文(中国語)

Certain aspects of the present disclosure provide techniques and apparatus for prefetching an access pattern having a jump. Aspects include obtaining a stride between consecutive memory accesses of the access pattern to determine a stride pattern for the access pattern. Aspects include determining whether a jump in the access pattern has occurred based on the stride pattern and a current stride of the access pattern. Aspects include, in response to determining the jump in the access pattern has occurred, adjusting a prefetch address for a next memory access of the access pattern based on the jump in the access pattern. Aspects include issuing a prefetch request for the adjusted prefetch address.

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