Title :
Exploiting temporal independence in distributed preemptive circuit simulation
Author :
Walker, Peter ; Ghosh, Sumit
Author_Institution :
Div. of Eng., Brown Univ., Providence, RI, USA
Abstract :
In digital circuit simulation hidden opportunities for concurrent execution of models often exist, arising from the propagation delay associated with the generation of output events by the circuit models. An event prediction algorithm is developed to identify such parallelism, increasing the simulation execution rate. The algorithm uses an event prediction network and simulates circuits asynchronously and deadlock free, while honoring the preemptive semantics associated with digital circuit simulation
Keywords :
asynchronous circuits; circuit analysis computing; delays; discrete event simulation; logic CAD; asynchronous simulation; concurrent execution; digital circuit simulation; distributed preemptive circuit simulation; event prediction algorithm; output events; preemptive semantics; propagation delay; simulation execution rate; temporal independence; Circuit simulation; Clocks; Computational modeling; Concurrent computing; Delay; Digital circuits; Discrete event simulation; Parallel processing; Predictive models; System recovery;
Conference_Titel :
European Design and Test Conference, 1997. ED&TC 97. Proceedings
Conference_Location :
Paris
Print_ISBN :
0-8186-7786-4
DOI :
10.1109/EDTC.1997.582386