You're searching for information on "VLSI Discussion Forum". You can install this search engine on Firefox and Chrome.
This utility will allow you to search directly from your web browser search box.
Abstract of paper on Gmicro/FPU (floating-point unit), defines 23 coprocessor instructions; with references, purchase option. [IEEE Micro]
Home site of creator and inventor of Forth, and a new incarnation of Forth with simplified color-based syntax, improved performance. Stand-alone x86 version. Forth articles, multiprocessors, VLSI design tool. [Open Source, public domain]