Invention Application
US20140052956A1 STLB PREFETCHING FOR A MULTI-DIMENSION ENGINE 有权
用于多尺寸发动机的STLB预制

  • Patent Title: STLB PREFETCHING FOR A MULTI-DIMENSION ENGINE
  • Patent Title (中): 用于多尺寸发动机的STLB预制
  • Application No.: US13969562
    Application Date: 2013-08-17
  • Publication No.: US20140052956A1
    Publication Date: 2014-02-20
  • Inventor: Laurent MOLL
  • Applicant: Laurent MOLL
  • Applicant Address: FR Guyancourt
  • Assignee: ARTERIS SAS
  • Current Assignee: ARTERIS SAS
  • Current Assignee Address: FR Guyancourt
  • Main IPC: G06F12/02
  • IPC: G06F12/02
STLB PREFETCHING FOR A MULTI-DIMENSION ENGINE
Abstract:
A multi-dimension engine, connected to a system TLB, generates sequences of addresses to request page address translation prefetch requests in advance of predictable accesses to elements within data arrays. Prefetch requests are filtered to avoid redundant requests of translations to the same page. Prefetch requests run ahead of data accesses but are tethered to within a reasonable range. The number of pending prefetches are limited. A system TLB stores a number of translations, the number being relative to the dimensions of the range of elements accessed from within the data array.
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