John McMaster

Added some additional info to a minitest: https://github.com/SymbiFlow/prjxray/pull/19

The fundamental issue is likely that I'm abusing LUT6_2 in a way that worked in Vivado 2017.2 but not later. MUXF7 and MUXF8 are intended to be used to create...

I'm saying that I don't think its worth the effort. The return on investment is not good

@mithro has indicated VPR requests are on hold right now

Workaround in cb8cbeb815f4a35490e9459a9dc3624c7bc09e86