vlib unisim set XILINX $env(XILINX) vcom -93 -work unisim $XILINX/vhdl/src/unisims/unisim_vpkg.vhd vcom -93 -work unisim $XILINX/vhdl/src/unisims/unisim_vcomp.vhd vcom -93 -work unisim $XILINX/vhdl/src/unisims/unisim_smodel.vhd vcom -93 -work unisim $XILINX/vhdl/src/unisims/unisim_vital.vhd