[llvm-dev] [RFC] Vector Predication (original) (raw)

Luke Kenneth Casson Leighton via llvm-dev llvm-dev at lists.llvm.org
Fri Feb 8 16:59:51 PST 2019

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On Fri, Feb 8, 2019 at 3:42 PM David Greene <dag at cray.com> wrote:

Jacob Lifshay <programmerjake at gmail.com> writes: > While we're adding this, it may be a good idea to go all in and just > lift the restriction on vectors containing other non-scalable vectors, > so you could do something like: <scalable 1 x <4 x <4 x float>>> to be > a scalable vector of 4x4 matrices. This is enticing to me but it does give me pause about how SIMD targets will deal with these types.

indeed. normally, matrices operations would be handled at the programmatic level (result: a whole diverse and disparate and often custom strategies). finding the common ground will take time.

l.

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