User guide

C-18
Simulation Options
Operations
-grw filename
Sets the name of the $gr_waves output file to the specified
filename. The default file name is grw.dump.
+vcs+grwavesoff
Suppress $gr_waves system tasks.
Options for VCD Files
-vcd filename
Sets name of $dumpvars output file to filename. The default file
name is verilog.dump. A $dumpfile system task in the Verilog
source code overrides this option.
+vcs+dumpoff+t+ht
Turns off value change dumping ($dumpvars) at time t. ht is the
high 32 bits of a time value greater than 32 bits.
+vcs+dumpon+t+ht
Suppresses $dumpvars system task until time t. ht is the high
32 bits of a time value greater than 32 bits.
+vcs+dumparrays
Enables recording memory and multi-dimensional array values in
the VCD file. You must also have used the +memcbk compile-time
option.