3 Lee, Ruby B. 2000 Subword Permutation Instructions for Two-Dimensional Multimedia Processing in MicroSIMD Architectures Proceedings of the IEEE International Conference on Application-Specific Systems, Architectures and Processors (ASAP 2000) Boston, Massachusetts, USA 3-14 July 2000 http://palms.ee.princeton.edu/PALMSopen/lee00subword.pdf