Product Documentation
Virtuoso Studio Known Problems and Solutions
Product Version IC23.1, November 2023

Known Problems and Solutions in Command-Line IP Selector

This document describes the known issues with Command-Line IP Selector and suggests the workarounds for these issues. Each issue is identified by a Cadence Change Request (CCR) number.

Related Topics

Introduction to Command-Line IP Selector

CCR 1791843: CLIPS cannot hide top-level instances in the 'Hierarchy' window.

Description: The option 'Hide Instances of Cells' does not work on the top instances in the 'Hierarchy' window. It only works on the instances down in the digital hierarchy.

Workaround: Currently, a workaround is not available.

CCR 1767826: Cannot force design elaboration when an external file is changed

Description: After the first round of design elaboration, the button Elaboration is deactivated. But, if it detects any changes in the existing top level xrunArgs file, the button is reactivated. However, CLIPS is unable to detect the changes made in external files, and the Elaboration buttons remains deactivated.

Workaround: Delete the input file in the window Use Existing xrun files, and add the file again. This will trigger the detection of a new file and activate the button Elaboration.

CCR 1813090: Current CLIPS state cannot be saved in a directory if the file name is same as the current sub-directory name

Description: When you save current CLIPS state in a directory where the file name is same as the current sub-directory name, then an error is reported. It fails to save the state. The sub-directory remains opened.

Workaround: Save CLIPS current state in a file name different from the current sub-directory name.

CCR 1830338: Model parameter in cds_globals_ip_0 can not be recognized by SFE in post-run

Description: CLIPS cannot generate the model parameters from design variables in ADE state to the netlist for an IP block which has switched to config view and is associated to an ADE state. Model parameters are generated in the cds_globals_ip_x block for each IP block, but these parameters cannot be recognized as global parameters in the analog engine.

Workaround: If you have model parameters in ADE state, which are associated with an IP block in CLIPS, you have to manually modify the netlist results. Merge all cds_globals_ip_x back to cds_globals and add all parameters into the final module. Additionally, model parameters cannot be scoped, so name conflicts of parameters from different IPs need to be solved before running them through CLIPS.


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