A brief history of the "restricted data stream" concept
Out-of-order superscalar processors
Article REF: H1011 V1
A brief history of the "restricted data stream" concept
Out-of-order superscalar processors

Authors : François ANCEAU, Daniel ETIEMBLE

Publication date: January 10, 2018, Review date: August 3, 2022 | Lire en français

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2. A brief history of the "restricted data stream" concept

The genesis of stream-limited processors took almost 30 years. The CDC 6600 (1965) was the first superscalar mainframe to enable the simultaneous execution of several independent instructions in the different functional units when their operands are available. This execution is controlled by the scoreboard, presented in the article [H 1 004]...

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