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Especially when there's some nice room for improvement, as the linked cpu runs at 500kHz.
There's also an additional project[2], but it seems stalled with no progress during the past few years.
1. https://github.com/pineapple-one/about
2. https://hackaday.com/2018/02/09/a-risc-v-that-the-rest-of-us...
> Maybe it'd be possible to write an integration for the (unmaintained) Logisim to export the schematic to a HDL of some sort to get close.
No need, Digital (https://github.com/hneemann/Digital) already does this:
> A circuit can be exported to VHDL or Verilog. There is also direct support for the BASYS3 Board and the TinyFPGA BX board. See the documentation for details. The examples folder contains a variant of the example CPU, which runs on a BASYS3 board.