com.sun.electric.tool.sc

Class Place

java.lang.Object

com.sun.electric.tool.sc.Place

public class Place
extends java.lang.Object

The placement part of the Silicon Compiler tool.

Constructor Summary

Constructors

Constructor and Description
Place(SilComp.SilCompPrefs prefs)

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.String	placeCells(GetNetlist gnl) Method to place the nodes in the current cell in optimal position for routing based upon number of connections between cells.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Place

public Place(SilComp.SilCompPrefs prefs)

Method Detail

placeCells

public java.lang.String placeCells(GetNetlist gnl)

Method to place the nodes in the current cell in optimal position for routing based upon number of connections between cells. Cluster Tree Creation: o Maxi-cut Algorithm o Minimum use for best pair choice for equal weight Cluster Tree Sorting: o Top-down cluster tree sort o Bottom-up cluster tree sort Net Balancing: o Independent routing channels o Cross refencing of trunks to improve speed o Effective calculation of rows in costing