Intel® Quartus® Prime Pro Edition Settings File Reference Manual

ID 683296
Date 4/03/2023
Public

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FORCE_SYNCH_CLEAR

Forces the Compiler to utilize synchronous clear signals in normal mode logic cells. Turning on this option helps to reduce the total number of logic cells used in the design, but might negatively impact the fitting since synchronous control signals are shared by all the logic cells in a LAB.

Type

Boolean

Device Support

  • Intel Agilex® 7
  • Intel® Arria® 10
  • Intel® Cyclone® 10 GX
  • Intel® Stratix® 10

Notes

This assignment is included in the Analysis & Synthesis report.

This assignment supports synthesis wildcards.

Syntax

set_global_assignment -name FORCE_SYNCH_CLEAR <value>
set_global_assignment -name FORCE_SYNCH_CLEAR -entity <entity name> <value>
set_instance_assignment -name FORCE_SYNCH_CLEAR -to <to> -entity <entity name> <value>

Default Value

Off

Example

set_global_assignment -name force_synch_clear on
set_instance_assignment -name force_synch_clear on -to foo

See Also

Allow Synchronous Control Signals