vlib unisim

vcom -93 -work unisim  xilinx/libsrc/unisims/unisim_vpkg.vhd
vcom -93 -work unisim  xilinx/libsrc/unisims/unisim_vcomp.vhd
vcom -93 -work unisim  xilinx/libsrc/unisims/unisim_smodel.vhd
vcom -93 -work unisim  xilinx/libsrc/unisims/unisim_vital.vhd