Invention Grant
US06367006B1 Predecode buffer including buffer pointer indicating another buffer for predecoding 有权
预编码缓冲器包括指示用于预解码的另一个缓冲区的缓冲区指针

  • Patent Title: Predecode buffer including buffer pointer indicating another buffer for predecoding
  • Patent Title (中): 预编码缓冲器包括指示用于预解码的另一个缓冲区的缓冲区指针
  • Application No.: US09619986
    Application Date: 2000-07-20
  • Publication No.: US06367006B1
    Publication Date: 2002-04-02
  • Inventor: Thang M. Tran
  • Applicant: Thang M. Tran
  • Main IPC: G06F942
  • IPC: G06F942
Predecode buffer including buffer pointer indicating another buffer for predecoding
Abstract:
A prefetch/predecode unit includes one or more prefetch buffers which are configured to store prefetched sets of instruction bytes and corresponding predecode data. Additionally, each prefetch buffer is configured to store a predecode byte pointer. The predecode byte pointer indicates the byte within the corresponding prefetched set of instruction bytes at which predecoding is to be initiated. Predecoding may be resumed within a given prefetch buffer if predecoding thereof is interrupted to predecode a different set of instruction bytes (e.g. a set of instruction bytes fetched from the instruction cache).
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