Register context restoration based on rename register recovery

A load request to restore a plurality of architected registers is obtained. Based on obtaining the load request, one or more architected registers of the plurality of architected registers are restored. The restoring uses a snapshot that maps architected registers to physical registers to replace on...

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Bibliographic Details
Main Authors Timothy Slegel, Michael Karl Gschwind, Chung-Lung Shum, Valentina Salapura
Format Patent
LanguageEnglish
Published 20.10.2021
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:A load request to restore a plurality of architected registers is obtained. Based on obtaining the load request, one or more architected registers of the plurality of architected registers are restored. The restoring uses a snapshot that maps architected registers to physical registers to replace one or more physical registers currently assigned to the one or more architected registers with one or more physical registers of the snapshot corresponding to the one or more architected registers.
Bibliography:Application Number: GB20190016132