Dictionary Machines on Cube-Class Networks

  • Authors:
  • Alan M. Schwartz;Michael C. Loui

  • Affiliations:
  • AT&T Bell Laboratories, Whippany, NJ 07981.;-

  • Venue:
  • IEEE Transactions on Computers
  • Year:
  • 1987

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Abstract

A dictionary is a data structure that supports insertion, deletion, and retrieval operations. To maintain a database, a dictionary machine accepts an arbitrary sequence of instructions at a constant rate. We designed two new VLSI dictionary machines on general-purpose networks that emulate the binary cube. One machine runs on a shuffle-exchange network. It includes a novel architecture to implement pipelining of dictionary instructions. The other machine runs on a cube-connected-cycles network. The design of this machine relies on the existence of a Hamiltonian path, which we establish explicitly for every cube-connected-cycle network.