Compiler Techniques for Effective Communication on Distributed-Memory Multiprocessors

  • Authors:
  • Angeles G. Navarro;Emilio L. Zapata;Yunheung Paek;David A. Padua

  • Affiliations:
  • -;-;-;-

  • Venue:
  • ICPP '97 Proceedings of the international Conference on Parallel Processing
  • Year:
  • 1997

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Abstract

The Polaris restructurer transforms conventional Fortran programs into parallel form for various types of multiprocessor systems. This paper presents the results of a study on strategies to improve the effectiveness of Polaris' techniques for distributed-memory multiprocessors. Our study, which is based on the hand analysis of MDG and TRFD from the Perfect Benchmarks and TOMCATV and SWIM from SPEC benchmarks, identified three techniques that are important for improving communication optimization. Their application produces almost perfect speedups for the four programs on the Cray T3D.