Placement: hot or not?

  • Authors:
  • Charles Alpert;Zhuo Li;Gi-Joon Nam;C. N. Sze;Natarajan Viswanathan;Samuel I. Ward

  • Affiliations:
  • IBM Corporation, Austin, Texas;IBM Corporation, Austin, Texas;IBM Corporation, Austin, Texas;IBM Corporation, Austin, Texas;IBM Corporation, Austin, Texas;IBM Corporation, Austin, Texas

  • Venue:
  • Proceedings of the International Conference on Computer-Aided Design
  • Year:
  • 2012

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Abstract

Placement is considered a fundamental physical design problem in electronic design automation. It has been around so long that it is commonly viewed as a solved problem. However, placement is not just another design automation problem; placement quality is at the heart of design quality in terms of timing closure, routability, area, power and most importantly, time-to-market. Small improvements in placement quality often translate into large improvements further down the design closure stack. This paper makes the case that placement is a "hot topic" in design automation and presents several placement formulations related to routability, clocking, datapath, timing, and constraint management to drive years of research.