• Yokemate of Keyboards
    Yokemate of Keyboards
    Posts: 11606 from 2003/5/22
    From: Germany
    > from the _very_ few docs out there that I could find, it looks like a mix of Cell SPU
    > and AltiVec. Some instructions are the same, others -esp the double fp or the decimal
    > fp support- have no Altivec equivalents.

    Thanks for information. My main question would be if VSX is backwards compatible to VMX/AltiVec by itself or if POWER7 supports both by having both implemented separately. Or similarily put: Does a CPU implementing VSX automatically support VMX/AltiVec, i.e. is VSX a strict superset?
  • »05.07.10 - 20:18