Product Documentation
Virtuoso Layout Suite XL: Connectivity Driven Editing User Guide
Product Version IC23.1, November 2023

Extractor Diagnostics Options Form

Use the Extractor Diagnostics Options form to control the output of the extractor diagnostics report.

Field Description

Output Control

This section lets you control the output of the Extractor diagnostics report.

Display report in a separate window

Prints the report in a separate Info window, otherwise the report is printed in the CIW.

The report contains the following information:

  • Details about the extractable layers, equivalent layers, and other similar extraction-related information generated by the lcePrintExtractLayers() SKILL function.
  • Details about the standard via and custom via definitions generated by the lcePrintExtractVias() SKILL function.
  • Warning messages generated by the extractor to indicate errors in the technology file setup for the selected constraint group.
  • Details about the options selected on the Connectivity tab that determine the way the selected constraint group is parsed for extraction.

For example, depending on the options selected on the Connectivity Assignment tab, the extractor may parse the selected constraint group to verify connectivity from stamp labels and to substrate or well layers.

Log file name

Specifies the name of a file in which all the extractor diagnostics information is written. You can use the browse button to locate an existing file.

Append to log file

Appends the results of the current run to the specified log file instead of overwriting it.

Do not show me this dialog again

Lets you re-run the extractor diagnostics report with the current settings without the dialog being displayed.

The details about the various sections in the Diagnostics Report and the information these sections provide about the extracted design is tabulated below:

Section Purpose

Extractable Layers

Lists the physical layers that are selected for extraction using the validLayers constraint.

See validLayers.

Equivalent Layers

Lists the layers that have been defined as electrically equivalent.

See Connectivity Rules.

Electrically-Connected Layers

Lists the layers that are electrically-connected.

Bulk Area Layers

Lists the layers that can be used to define the bulk area of shapeless terminals.

Stop Layers

Lists the layers that are defined as “stopped”.

Stamp_Label Layers

Lists the layers that can be used to create labels that stamp other layers.

See stampLabelLayers.

Standard Via Definitions

Lists the valid standard via definitions that have been parsed by the extractor.

Custom Via Definitions

Lists the valid custom via definitions that have been parsed by the extractor.

Derived Layers in validLayers’ constraint

Lists the derived layers that have been parsed by the extractor for the ‘validLayers’ constraint.

Excluded LPPs

Lists the layer purpose pairs that are not recognized by the extractor.

Related Topics

Controls tab (in the Connectivity tab of the Connectivity form)

Extract Layout Form

Via Definitions

Derived Layers

validLayers – Bulk Area Layers Specification

validLayers – Stop Layers Specification

Bulk Area Connectivity Extraction

Layout XL Forms


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