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Article | REF: H1004 V1

Processors : pipelined execution of instructions

Authors: Daniel ETIEMBLE, François ANCEAU

Publication date: August 10, 2013, Review date: March 4, 2022

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1. Pipeline principle

In the file Introduction to computer architecture [H 1 000] , instruction execution was presented on a small machine comparable to the computers of the 1960s or the first microprocessors of the 1970s. In these processors, the execution of each instruction is broken down into elementary steps, which are basically :

  • reading the instruction ;

  • decoding ;

  • reading operands ;

  • execution ;

  • result storage.

    • ...
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