Inference of channel types in micro-architectural models of on-chip communication networks

  • B. Gastel, van
  • , F. Verbeek
  • , J. Schmaltz

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Abstract

In the multi-core era, on-chip communication networks are key to system correctness and performance. To deal with their growing complexity, micro-architectural models capture the intent of architects and provide means for formal analysis. However, the analysis of such micro-architectural models is restricted to non-scalable and/or very specific approaches. We present a novel scalable approach to support the symbolic channel type inference of large micro-architectural models described in the xMAS language proposed by Intel. We define an algorithm that computes all possible messages that can occur in a communication channel, treating their payload symbolically. These results can be used for further analysis such as verifying absence of misrouting, deriving inductive invariants and deadlock detection. We illustrate our approach on a Spidergon network developed at STMicroelectronics.
Original languageEnglish
Title of host publication22nd IFIP/IEEE International Conference on Very Large Scale Integration (VLSI-SOC'14, Playa del Carmen, Mexico, October 6-8, 2014)
EditorsL. Garcia
PublisherInstitute of Electrical and Electronics Engineers
Pages1-6
ISBN (Print)978-1-4799-6016-3
DOIs
Publication statusPublished - 2014
Event22nd IFIP/IEEE International Conference on Very Large Scale Integration; 2014-10-06; 2014-10-08 -
Duration: 6 Oct 20148 Oct 2014

Conference

Conference22nd IFIP/IEEE International Conference on Very Large Scale Integration; 2014-10-06; 2014-10-08
Period6/10/148/10/14
Other22nd IFIP/IEEE International Conference on Very Large Scale Integration

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