Hellow, i try to test xilinx IP core and with modelsim but it give error regarding unisim library # Reading D:/Modeltech_pe_edu_6.3c/tcl/vsim/pref.tcl # do {testfft.fdo} # ** Warning: (vlib-34) Library already exists at "work". # Model Technology ModelSim PE Student Edition vcom 6.3c Compiler
2007.09 Sep 11 2007 # -- Loading package standard # -- Loading package std_logic_1164 # ** Error: fftk4.vhd(37): Library unisim not found. # ** Error: fftk4.vhd(38): (vcom-1136) Unknown identifier "unisim". # ** Error: fftk4.vhd(39): (vcom-1136) Unknown identifier "unisim". # ** Error: fftk4.vhd(41): VHDL Compiler exiting # ** Error: D:/Modeltech_pe_edu_6.3c/win32pe_edu/vcom failed. # Error in macro ./testfft.fdo line 5 # D:/Modeltech_pe_edu_6.3c/win32pe_edu/vcom failed. # while executing # "vcom -explicit -93 "fftk4.vhd""what should i do?