86BUGS.LST revision 1.0 By Harald Feldmann (harald.feldmann@almac.co.uk), mail address: Hamarsoft, p.o. box 91, 6114 ZH Susteren, The Netherlands. (Please retain my name and address in the document) This file lists undocumented and buggy instructions of the Intel 80x86 family of processors. Some of the information was obtained from the book "Programmer's technical reference, the processor and coprocessor; by Robert L. Hummel; Ziff davis press. ISBN 1-56276-016-5 Which is highly recommended. Note that Intel does not support the special features and may decide to drop opcode variants and instructions in future products. All mentioned trademarks and/or tradenames are owned by the respective owners and are acknowledged. .