verilog_defines - define and undefine verilog defines

yosys> help verilog_defines

verilog_defines [options]

Define and undefine verilog preprocessor macros.

-Dname[=definition]

define the preprocessor symbol 'name' and set its optional value
'definition'

-Uname[=definition]

undefine the preprocessor symbol 'name'

-reset

clear list of defined preprocessor symbols

-list

list currently defined preprocessor symbols