search for: nxv16f64

Displaying 2 results from an estimated 2 matches for "nxv16f64".

2019 Feb 04
7
[RFC] Vector Predication
...tent (load 64b each from 8 pointers), at least with the way I'm thinking about it. I'd expect a gather of 8xi64 and a bitcast. > And there is a native 16 x 16 element load (VLD2D) on SX-Aurora, which may > be represented as: > > <scalable 256 x double> llvm.evl.gather.nxv16f64(<scalable 16 x double*> %Ptr, <scalable 16 x i1> mask %M, i32 vlen 16) > > In contrast to the above I can't very well say one should write this as a gather of i1024, but it also seems like a rather specialized instruction (presumably used for blocked processing of matrices?) s...
2019 Feb 04
3
[RFC] Vector Predication
On Mon, 4 Feb 2019 at 18:15, David Greene via llvm-dev < llvm-dev at lists.llvm.org> wrote: > Simon Moll <moll at cs.uni-saarland.de> writes: > > > You are referring to the sub-vector sizes, if i am understanding > > correctly. I'd assume that the mask sub-vector length always has to be > > either 1 or the same as the data sub-vector length. For example,