Vector Intrinsics Porting Guide

The goal of this project is to provide functional equivalents of the Intel MMX, SSE, and AVX intrinsic functions, that are commonly used in Linux applications, and make them (or equivalents) available for the PowerPC64LE platform.

This document is a Work Group Note work product owned by the System Software Workgroup and handled in compliance with the requirements outlined in the OpenPOWER Foundation Work Group (WG) Process document. Comments, questions, etc. can be submitted to the public mailing list for this document at

Owned by : System Software TWG
  • version 1.0 2018-03-14
    Minor updates for Published version
  • version 0.3 2017-10-30
    Updates to describe issues associated with larger vector sizes and proposed solutions
  • version 0.2 2017-09-14
    Miscellaneous correction for spelling, grammar and punctuation
  • version 0.1 2017-07-26
    initial draft from Steve Munroe
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