Simulator

Test by RTL simulator is executed through veryl test. Supported simulators are below:

• Verilator
• Synopsys VCS
• AMD Vivado Simulator

Verilator is the default simulator. If no simulator is specified through Veryl.toml and command-line option, it will be used.

The available configurations are here.

cocotb

cocotb tests require python3 environment in which cocotb is installed. The supported version of cocotb is 1.9.0 only.

For example, it can be installed by the following command.

$ pip3 install cocotb==1.9.0

As simulator backend, Verilator is only supported.