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» Faster minimization of linear wirelength for global placemen...
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ISPD
1997
ACM
68views Hardware» more  ISPD 1997»
13 years 11 months ago
Faster minimization of linear wirelength for global placement
A linear wirelength objective more e ectively captures timing, congestion, and other global placement considerations than a squared wirelength objective. The GORDIAN-L cell placem...
Charles J. Alpert, Tony F. Chan, Dennis J.-H. Huan...
ASPDAC
2000
ACM
159views Hardware» more  ASPDAC 2000»
13 years 11 months ago
Analytical minimization of half-perimeter wirelength
Global placement of hypergraphs is critical in the top-down placement of large timing-driven designs 10, 16 . Placement quality is evaluated in terms of the half-perimeter wirelen...
Andrew A. Kennings, Igor L. Markov
DAC
2005
ACM
13 years 9 months ago
Faster and better global placement by a new transportation algorithm
We present BonnPlace, a new VLSI placement algorithm that combines the advantages of analytical and partitioning-based placers. Based on (non-disjoint) placements minimizing the t...
Ulrich Brenner, Markus Struzyna
ASPDAC
1999
ACM
93views Hardware» more  ASPDAC 1999»
13 years 11 months ago
Optimization of Linear Placements for Wirelength Minimization with Free Sites
We study a type of linear placement problem arising in detailed placement optimization of a given cell row in the presence of white-space (extra sites). In this single-row placeme...
Andrew B. Kahng, Paul Tucker, Alexander Zelikovsky
ICCAD
1999
IEEE
113views Hardware» more  ICCAD 1999»
13 years 11 months ago
Attractor-repeller approach for global placement
Traditionally, analytic placement used linear or quadratic wirelength objective functions. Minimizing either formulation attracts cells sharing common signals (nets) together. The...
Hussein Etawil, Shawki Areibi, Anthony Vannelli