<Floating Point Unit Core> fpupack.vhd pre_norm_addsub.vhd addsub_28.vhd post_norm_addsub.vhd pre_norm_mul.vhd mul_24.vhd vcom serial_mul.vhd post_norm_mul.vhd pre_norm_div.vhd serial_div.vhd post_norm_div.vhd pre_norm_s