Realizing Efficient Execution of Dataflow Actors on Manycores

Essayas Gebrewahid, Mingkun Yang, Gustav Cedersjö, Zain Ul-Abdin, Veronica Gaspes, Jörn Janneck, Bertil Svensson

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

Embedded DSP computing is currently shifting towards manycore architectures in order to cope with the ever growing computational demands. Actor based dataflow languages are being considered as a programming model. In this paper we present a code generator for CAL, one such dataflow language. We propose to use a compilation tool with two intermediate representations. We start from a machine model of the actors that provides an ordering for testing of conditions and firing of actions. We then generate an Action Execution Intermediate Representation that is closer to a sequential imperative language like C and Java. We describe our two intermediate representations and show the feasibility and portability of our approach by compiling a CAL implementation of the Two-Dimensional Inverse Discrete Cosine Transform on a general purpose processor, on the Epiphany manycore architecture and on the Ambric massively parallel processor array.
Original languageEnglish
Title of host publication2014 12th IEEE International Conference on Embedded and Ubiquitous Computing (EUC 2014)
PublisherIEEE - Institute of Electrical and Electronics Engineers Inc.
Pages321-328
DOIs
Publication statusPublished - 2014
Event12th IEEE/IFIP International Conference on Embedded and Ubiquitous Computing (EUC) - Milano, ITALY
Duration: 2014 Aug 62014 Aug 8

Conference

Conference12th IEEE/IFIP International Conference on Embedded and Ubiquitous Computing (EUC)
Period2014/08/062014/08/08

Subject classification (UKÄ)

  • Computer Sciences

Free keywords

  • dataflow languages
  • compilation framework
  • code generation
  • manycore
  • CAL

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