unassign_constraint_group
unassign_constraint_group
-net s_netName | -set d_setObj | -net_group s_netGroupName
| -area_boundary s_regionName
| -term s_termName {[-lib s_libName -cell s_cellName -view s_viewName]
| [-instance s_instanceName]}
[-verbose]
Description
Removes a constraint group assignment from a net, a net group, a fence or preferred direction region, an instance, or from nets, routes and terms in a set. The constraint group is not deleted, even if it is no longer assigned to any objects.
Arguments
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-area_boundary s_regionName
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Removes the constraint group assignment from the named fence or preferred direction region.
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-instance s_instanceName
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Used with -term to specify the name of the instance that the terminal belongs to.
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-lib s_libName -cell s_cellName -view s_viewName
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Used with -term to specify the library, cell and view that the terminal belongs to.
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-net s_netName
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Specifies the name of the net to remove the constraint group from.
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-net_group s_netGroupName
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Specifies the name of the net group to remove the constraint group from.
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-set d_setObj
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Specifies the set. Removes any existing constraint group assignment from the nets, routes and terms in the set. All other objects in the set are ignored.
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-term s_termName
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Specifies the name of the terminal to remove the constraint group from. You must give the name of the instance (-instance) or the cellview (-lib, -cell, -view) that the terminal belongs to.
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-verbose
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Outputs additional informational messages. By default, these are not included.
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Related Topics
assign_constraint_group
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