\section*{Acknowledgments}
\vspace {-1.0pc}

The authors would like to thank Professor Arvind and Dr. George A.
Boughton for supporting this research. We thank Andrea Carnevali at
Motorola Cambridge Research Center for allowing us to use
multiprocessor TAM simulator. One of the author would like to say
special thanks to Derek Chiou, Boon S. Ang, Alejandro Caro and Andy
Shaw for helping and encouraging him through out this work.  This work
had not been accomplished without these people's sincere support. He
also thanks people at Microelectronics Research Laboratories, NEC
corporation for giving him an opportunity to do a research at MIT.

