verdi看结构体波形

Options Description
+all	Dump all signals including memory, MDA, packed array, structure, union, power-related, and packed structure
+mda	Dump all memory and MDA signals
+strength	Enable strength dumping
+struct	Dump all structs (default on)
+power	Dump power-related signals (default on)
others	check on verdi -doc //$VERDI_HOME/doc/linking_dumping.pdf

initial
begin
    $fsdbDumpfile("tb.fsdb");
    $fsdbDumpvars(0,tb_top,"+all");
end

+all就可以看到所有数据结构的波形了