[ACTIVITY] December 12 - 16
ramana.radhakrishnan at arm.com
Thu Dec 23 09:26:37 UTC 2010
Sorry about the delayed response. Filters broke somehow and I saw this
mail only today.
On Sat, 2010-12-18 at 16:14 +0000, Ira Rosen wrote:
> Right, we need vld2 and vst2 for Viterbi, and we are working on their
> implementation (see this thread for the latest discussion
Ok - that sounds interesting. I wasn't sure if load / store sinking
alone would end up giving us the 4x gain that we could get from
> > I see that we support v<cond> in the backend now but we don't
> > the vector bitfield instructions like vbit / vbif and vbsl which can
> > used for vector select other than through intrinsics.
> I haven't checked this. But in any case vector select is very
> important and it's a good idea to support it anyway.
I went back and looked into it again and it appears as though the
support is in there already thanks to Julian. So it needs the vld2
support and the hoisting / sinking bits you mention.
> > I could be of-course missing something here ....
> > cheers
> > Ramana
> >> Ira
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