Discrete cooperative particle swarm optimization for FPGA placement

  • Authors:
  • Mohammed El-Abd;Hassan Hassan;Mohab Anis;Mohamed S. Kamel;Mohamed Elmasry

  • Affiliations:
  • University of Waterloo, ECE Department, 200 University Av. W., Waterloo, Ontario, N2L3G1, Canada;Actel Corporation, 2061 Stierlin Court, Mountain View, CA 94043, USA;University of Waterloo, ECE Department, 200 University Av. W., Waterloo, Ontario, N2L3G1, Canada;University of Waterloo, ECE Department, 200 University Av. W., Waterloo, Ontario, N2L3G1, Canada;University of Waterloo, ECE Department, 200 University Av. W., Waterloo, Ontario, N2L3G1, Canada

  • Venue:
  • Applied Soft Computing
  • Year:
  • 2010

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Abstract

Particle swarm optimization (PSO) is a stochastic optimization technique that has been inspired by the movement of birds. On the other hand, the placement problem in field programmable gate arrays (FPGAs) is crucial to achieve the best performance. Simulated annealing algorithms have been widely used to solve the FPGA placement problem. In this paper, a discrete PSO (DPSO) version is applied to the FPGA placement problem to find the optimum logic blocks and IO pins locations in order to minimize the total wire-length. Moreover, a co-operative version of the DPSO (DCPSO) is also proposed for the FPGA placement problem. The problem is entirely solved in the discrete search space and the proposed implementation is applied to several well-known FPGA benchmarks with different dimensionalities. The results are compared to those obtained by the academic versatile place and route (VPR) placement tool, which is based on simulated annealing. Results show that both the DPSO and DCPSO outperform the VPR tool for small and medium-sized problems, with DCPSO having a slight edge over the DPSO technique. For higher-dimensionality problems, the algorithms proposed provide very close results to those achieved by VPR.