Patent · US Expired

Multi-cycle instructions

US7472259B2 · kind B2 · utility

0Cited by
17References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 6, 2000
Grant dateDec 30, 2008
Priority date
Expiry dateOct 26, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F9/3836
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In one embodiment, a pipelined processor is described that includes an execution pipeline having a plurality of stages and a multi-cycle instruction (MCI) controller adapted to assert a stall signal to stall the multi-cycle instruction within one of the stages of the execution pipeline. The MCI controller is adapted to issue a plurality of instructions to subsequent stages in the pipeline while the multi-cycle instruction is stalled.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.