Unsupported Verilog-2005 Features
The following Verilog-2005 features are not supported by Yosys and there are currently no plans to add support for them:
• Non-synthesizable language features as defined in IEC 62142(E):2005 / IEEE Std. 1364.1(E):2002
• The
tri
,
triand
and
trior
net types
• The
config
and
disable
keywords and library map files