MODELSIM报错合集

(vopt-2697) LSB of part-select into 'MODELSIM报错：(vopt-2697) LSB of part-select into 'S_mult_cos' is out of bounds.' is out of bounds.

原因：位宽没给对

解决方法：将S_mult_cos【29：-16】改为【29-：16】即可

 (vopt-2698) Element index 1 into 'M_coe_paramter' is out of bounds.

原因：该Mcoe_paramter位宽由上层模块输入，上层模块输入的位宽不对

解决方法：将上层模块输入位宽修改正确即可

(suppressible): D:\LXLXLX\Vivado\2020.2\data\verilog\src\unisims\BUFG_GT_SYNC.v(46): (vopt-7063) Failed to find 'GRESTORE' in hierarchical name 'glbl.GRESTORE'. #         Region: sim.u_top_layer.u_XINTF_100G_top.IP_INST.cmac_0.inst.BUFG_GT_SYNC】

解决方法：将对应的ip核reset然后重新genereate即可。

# ** Error: ../../../../project_DX5S.ip_user_files/ipstatic/hdl/fifo_generator_v13_2_rfs.vhd(82): (vcom-1598) Library "unisim" not found. # ** Error: ../../../../project_DX5S.ip_user_files/ipstatic/hdl/fifo_generator_v13_2_rfs.vhd(82): (vcom-1136) Unknown identifier "".

解决方法：将vivado生成的库（ip）文件添加到modelsim.ini中