I-Wei Wu Shih-Chia Huang Chung-Ping Chung Jean Jyh-Jiun Shann Instruction Set Extension Generation with Considering Physical Constraints. 291-305 2007 conf/hipeac/2007 HiPEAC http://dx.doi.org/10.1007/978-3-540-69338-3_20 db/conf/hipeac/hipeac2007.html#WuHCS07