Product Documentation
Virtuoso Technology Data Constraints Reference
Product Version IC23.1, November 2023

gateOrientation

spacings(
( gateOrientation tx_derivedLayer 
 ['width f_width]
 {"horizontal" | "vertical" | "any"}
)
) ;spacings

Specifies the orientation for gates on the specified derived layer.

For some processes, all gates with width less than or equal to the specified value must be created in the same orientation, horizontal or vertical.

Values

tx_derivedLayer

The derived layer on which the constraint is applied.

"horizontal" | "vertical" | "any"

  

The orientation of the gate. 'any permits either orientation, horizontal or vertical.

Parameters

f_width

The constraint applies only to the gates that have width less than or equal to this value. Otherwise, the constraint applies to gates of any width.

Example

Orientation must be horizontal for gates with width less than or equal to 0.5.


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