Communication Optimization for Affine Recurrence Equations Using Broadcast and Locality

  • Authors:
  • Vincent Loechner;Catherine Mongenet

  • Affiliations:
  • Université Louis Pasteur de Strasbourg, Laboratoire ICPS, Bd. S. Brant, F-67400 Illkirch, France. http://icps.u-strasbg.fr;Université Louis Pasteur de Strasbourg, Laboratoire ICPS, Bd. S. Brant, F-67400 Illkirch, France. http://icps.u-strasbg.fr

  • Venue:
  • International Journal of Parallel Programming
  • Year:
  • 2000

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Abstract

This paper deals with communication optimization which is a crucial issue in automatic parallelization. From a system of parameterized affine recurrence equations we propose a heuristic that determines a set of efficient space-time transformations. It focuses on distant communications removal using broadcast—including anticipated broadcast, and locality enforcement.