PATHDocumentation > Hardware > Power Mac G4 Developer Note


AltiVec Acceleration and Support

AltiVec is a vector processing unit that is new with the G4 microprocessor. Some system software has been modified to take advantage of the accelerated processing that is possible with AltiVec. System software has also been modified to support low-level AltiVec operations.

The software areas that have been modified to take advantage of AltiVec acceleration are

The software areas that have been added or modified for low-level AltiVec support are

The following vector libraries are included: vBasicOps, vectorOps, vBigNum, and vMathLib.


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