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Posted to commits@tvm.apache.org by GitBox <gi...@apache.org> on 2021/04/28 15:33:46 UTC

[GitHub] [tvm] tkonolige commented on pull request #7935: [SPARSE] Improve sparse performance on ROCM

tkonolige commented on pull request #7935:
URL: https://github.com/apache/tvm/pull/7935#issuecomment-828554093


   @masahi With `ds_permute`, we do a write and read from LDS for each of the 64 element accesses, vs doing a single write to LDS and 64 reads with the approach in this PR.
   
   Lower down it says "All active lanes write data to a temporary buffer. All active lanes read data from the temporary buffer...".


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