[mhudson125]

Could it be the mill cpu that you were thinking about?

Videos:

https://www.youtube.com/channel/UCKdGg6hZoUYnjyRUb08Kjbg/

The Mill CPU Architecture – The Compiler [video] (youtube.com):

https://news.ycombinator.com/item?id=9856334

Wiki:

https://en.wikipedia.org/wiki/Mill_CPU_Architecture