x86 Instructions

x86 is home to a few hundred instructions with over 3,000 different encodings. An up-to-date list is available in PDF form on Intel's website (see volume 2).


warning-signThis section is a work in progress. It is incomplete, and may not be completely accurate or up to date.
info-signThis list is updated manually, and, as such, may not be current. It is currently being created to follow version 073 of the Intel SDM. In addition to the documented instructions in the software developer manual (SDM), undocumented and AMD-exclusive instructions (such as the XOP set) are included here.