extract_reduce now only removes the head of the chain, relying on "clean" to delete upstream cells. Added "-allow-off-chain" flag, but it's currently ignored.
extract_reduce now only removes the head of the chain, relying on "clean" to delete upstream cells. Added "-allow-off-chain" flag, but it's currently ignored.

azonenberg/yosys,azonenberg/yosys,azonenberg/yosys,azonenberg/yosys,azonenberg/yosys,azonenberg/yosys,azonenberg/yosys,azonenberg/yosys,azonenberg/yosys