This is the latest (and greatest!) in a long series of fully-unrolled
CORDIC processors written by Larry Doolittle, with occasional help
from Ming Choy and Gang Huang. It is written in Verilog, although
part of the Verilog is in turn composed by an Octave/Matlab program.
Latest README file.
Tarballs (newest to oldest):
Good reference material on CORDIC hardware is given by Ray Andraka
June 17, 2014