$date Thu Jan 31 14:59:26 2019 $end $version Icarus Verilog $end $timescale 1s $end $scope module mask_gen_tb $end $var reg 4 ! nw [3:0] $end $upscope $end $scope module mask_gen_tb $end $var reg 4 " ns [3:0] $end $upscope $end $scope module mask_gen_tb $end $var wire 64 # m [63:0] $end $upscope $end $enddefinitions $end #0 $dumpvars bx # bx " bx ! $end #10 b0 " b100 ! #30 b111111111111111111110000 # b1 " #50 b1111111111111111111100000000 # b10 " #70 b11111111111111111111000000000000 # b11 " #90 b111111111111111111110000000000000000 # b100 " #110 b1111111111111111111100000000000000000000 # b101 " #130 b11111111111111111111000000000000000000000000 # b110 " #150 b111111111111111111110000000000000000000000000000 # b111 " #170 b1111111111111111111100000000000000000000000000000000 # b1000 " #190 b11111111111111111111000000000000000000000000000000000000 # b1001 " #210 b111111111111111111110000000000000000000000000000000000000000 # b1010 " #230 b1111111111111111111100000000000000000000000000000000000000000000 # b1011 " #250 b1111111111111111000000000000000000000000000000000000000000001111 # b1100 " #270 b1111111111110000000000000000000000000000000000000000000011111111 # b1101 " #290 b1111111100000000000000000000000000000000000000000000111111111111 # b1110 " #310 b1111000000000000000000000000000000000000000000001111111111111111 # b1111 "