ModuleWare Reference Guide - Hornad

Arithmetic PartsLeft Shifter (lshift)ParametersTable 6-33. Left Shifter ParametersParameter Values Defaultdin, doutshiftPort widths (must be > 1)Port width (must be > 0)AutomaticAutomaticmode Logical, Arithmetic, Circular LogicalDesign Rule Checks• An error is issued if the width of any port cannot be determined or the width of port din isless than 2 bits.• A warning is issued and HDL generation fails for this part if any of the ports are notconnected.• A warning is issued but the generation succeeds if the shift value is greater than the din portsize in the circular mode.124ModuleWare Reference Manual, Library Version 1.9September 18, 2008