Ummm... no, that has not been my experience at all. I'd replace 'good' with 'buggy' in that sentence. And also very, very bloated - like 90GB bloated. I've had good experiences using yosys/nxtpnr/SymbiFlow, but that's kind of limited to the Lattice ICE40, ECP5 families and Quicklogic.
> The Xilinx tools are very, very good
Ummm... no, that has not been my experience at all. I'd replace 'good' with 'buggy' in that sentence. And also very, very bloated - like 90GB bloated. I've had good experiences using yosys/nxtpnr/SymbiFlow, but that's kind of limited to the Lattice ICE40, ECP5 families and Quicklogic.