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thesis
Efficient approaches in interconnect-driven floorplanning.
Authors
Publication date
1 January 2003
Publisher
Abstract
Lai Tsz Wai.Thesis (M.Phil.)--Chinese University of Hong Kong, 2003.Includes bibliographical references (leaves 123-129).Abstracts in English and Chinese.Chapter 1 --- Introduction --- p.1Chapter 1.1 --- VLSI Design Cycle --- p.2Chapter 1.2 --- Physical Design Cycle --- p.4Chapter 1.3 --- Floorplanning --- p.7Chapter 1.3.1 --- Types of Floorplan and Floorplan Representations --- p.11Chapter 1.3.2 --- Interconnect-driven Floorplanning --- p.13Chapter 1.4 --- Motivations and Contributions --- p.17Chapter 1.5 --- Organization of this Thesis --- p.18Chapter 2 --- Literature Review on Floorplan Representation --- p.20Chapter 2.1 --- Slicing Floorplan Representation --- p.20Chapter 2.1.1 --- Normalized Polish Expression --- p.20Chapter 2.2 --- Non-slicing Floorplan Representations --- p.21Chapter 2.2.1 --- Sequence Pair (SP) --- p.21Chapter 2.2.2 --- Bounded-sliceline Grid (BSG) --- p.23Chapter 2.2.3 --- O-tree --- p.25Chapter 2.2.4 --- B*-tree --- p.26Chapter 2.3 --- Mosaic Floorplan Representations --- p.28Chapter 2.3.1 --- Corner Block List (CBL) --- p.28Chapter 2.3.2 --- Twin Binary Trees (TBT) --- p.31Chapter 2.3.3 --- Twin Binary Sequences (TBS) --- p.32Chapter 2.4 --- Summary --- p.34Chapter 3 --- Literature Review on Interconnect Optimization in Floorplan- ning --- p.37Chapter 3.1 --- Wirelength Estimation --- p.37Chapter 3.2 --- Congestion Optimization --- p.38Chapter 3.2.1 --- Integrated Floorplanning and Interconnect Planning --- p.41Chapter 3.2.2 --- Multi-layer Global Wiring Planning (GWP) --- p.43Chapter 3.2.3 --- Estimating Routing Congestion using Probabilistic Anal- ysis --- p.44Chapter 3.2.4 --- Congestion Minimization During Placement --- p.46Chapter 3.2.5 --- Modelling and Minimization of Routing Congestion --- p.48Chapter 3.3 --- Buffer Planning --- p.49Chapter 3.3.1 --- Buffer Clustering with Feasible Region --- p.51Chapter 3.3.2 --- Routability-driven Repeater Clustering Algorithm with Iterative Deletion --- p.55Chapter 3.3.3 --- Planning Buffer Locations by Network Flow --- p.58Chapter 3.3.4 --- Buffer Planning using Integer Multicommodity Flow --- p.60Chapter 3.3.5 --- Buffer Planning Problem using Tile Graph --- p.60Chapter 3.3.6 --- Probabilistic Analysis for Buffer Block Planning --- p.62Chapter 3.3.7 --- Fast Buffer Planning and Congestion Optimization --- p.63Chapter 3.4 --- Summary --- p.66Chapter 4 --- Congestion Evaluation: Wire Density Model --- p.68Chapter 4.1 --- Introduction --- p.68Chapter 4.2 --- Overview of Our Floorplanner --- p.70Chapter 4.3 --- Wire Density Model --- p.71Chapter 4.3.1 --- Computation of Ni --- p.72Chapter 4.3.2 --- Computation of Pi --- p.74Chapter 4.3.3 --- Usage of Mirror TBT --- p.76Chapter 4.4 --- Implementation --- p.76Chapter 4.4.1 --- Efficient Calculation of Ni --- p.76Chapter 4.4.2 --- Solving the LCA Problem Efficiently --- p.81Chapter 4.4.3 --- Cost Function --- p.81Chapter 4.4.4 --- Complexity --- p.81Chapter 4.5 --- Experimental Results --- p.82Chapter 4.6 --- Conclusion --- p.83Chapter 5 --- Buffer Planning: Simple Buffer Planning Method --- p.85Chapter 5.1 --- Introduction --- p.85Chapter 5.2 --- Variable Interval Buffer Insertion Constraint --- p.87Chapter 5.3 --- Overview of Our Floorplanner --- p.88Chapter 5.4 --- Buffer Planning --- p.89Chapter 5.4.1 --- Feasible Grids --- p.89Chapter 5.4.2 --- Table Look-up Approach --- p.89Chapter 5.5 --- Implementation --- p.91Chapter 5.5.1 --- Building the Look-up Tables --- p.91Chapter 5.5.2 --- An Example of Look-up Table Construction --- p.94Chapter 5.5.3 --- A Faster Approach for Building the Look-up Tables --- p.101Chapter 5.5.4 --- An Example of the Faster Look-up Table Construction --- p.105Chapter 5.5.5 --- I/O Pin Locations --- p.106Chapter 5.5.6 --- Cost Function --- p.110Chapter 5.5.7 --- Complexity --- p.111Chapter 5.6 --- Experimental Results --- p.112Chapter 5.6.1 --- Selected Value for A --- p.112Chapter 5.6.2 --- Performance of Our Floorplanner --- p.113Chapter 5.7 --- Conclusion --- p.116Chapter 6 --- Conclusion --- p.118Chapter A --- An Efficient Algorithm for the Least Common Ancestor Prob- lem --- p.120Bibliography --- p.12
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Last time updated on 09/11/2016