General Description: When generating a CORE Generator Variable Parallel Multiplier v2_0 with Input Data Width(A) = 4 and Input Data Width(B) = 2, I encounter the following error message:
ERROR: Elaboration of core Variable_Parallel_Multiplier failed. ERROR: Customization parameter rule checks failed. Terminating core elaboration: 2-bit multiplier (Data Width B=2) cannot have pipelined registers only output registers ERROR: SimGenerator: Failure to set Sim customization parameters for core Variable_Parallel_Multiplier ERROR: Elaboration of core Variable_parallel_Multiplier failed.
解决方案
This is a GUI problem that involves accepting certain combinations of input width.
Variable Parallel Multiplier v2_0 is being replaced by Multiply Generator v2_0 (Multiplier v2_0), which was released with CORE Generator IP Update #2. If a problem occurs while generating Variable Parallel Multiplier, use Multiply Generator instead.