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From: Paul M. <pa...@sa...> - 2005-06-29 12:28:48
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Julian Seward writes: > Something similar needs to be instituted for ppc32. So far we > know of ppc32 with no Altivec and ppc32 with Altivec. Are there > further variants that need considering? There are embedded ppc processors (405, 440) that don't have altivec but do have some extra integer multiply-add instructions. The 440 also has a "determine left-most zero byte" instruction IIRC. I'll try to dig up some documentation on these instructions. Regards, Paul. |