Proceedings of the ACM SIGPLAN workshops on Languages, Compilers, and Tools for Embedded Systems (LCTES '01) & Optimization of Middleware and distributed systems (OM '01), held in Snowbird, Utah, on june 18 (OM) & 22-23(LCTES), 2001.. - Association for computing machinery Press, 2001. - ( ACM SIGPLAN Notices ; 36).