Abstract: The invention relates to a computer program comprising a sequence of instructions for execution on a processing unit having instruction storage for holding the computer program, an execution unit for executing the computer program and data storage for holding data, the computer program comprising one or more computer executable instruction which, when executed, implements: a send function which causes a data packet destined for a recipient processing unit to be transmitted on a set of connection wires connected to the processing unit, the data packet having no destination identifier but being transmitted at a predetermined transmit time; and a switch control function which causes the processing unit to control switching circuitry to connect a set of connection wires of the processing unit to a switching fabric to receive a data packet at a predetermined receive time.
Type:
Grant
Filed:
April 6, 2022
Date of Patent:
November 12, 2024
Assignee:
GRAPHCORE LIMTIED
Inventors:
Simon Christian Knowles, Daniel John Pelham Wilkinson, Richard Luke Southwell Osborne, Alan Graham Alexander, Stephen Felix, Jonathan Mangnall, David Lacey