Bjorn De Sutter Paul Coene Tom Vander Aa Bingfeng Mei Placement-and-routing-based register allocation for coarse-grained reconfigurable arrays. 151-160 2008 LCTES http://doi.acm.org/10.1145/1375657.1375678 conf/lctrts/2008 db/conf/lctrts/lctes2008.html#SutterCAM08