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Lei.Chat()

Personal blog · lei.chat/postsprogrammingsystems

Lei.Chat() is a personal blog at lei.chat about programming and systems. Since 2021, 5 different Hacker News readers have linked it 9 times, most often “MLIR CodeGen Dialects for Machine Learning Compilers”. It is still writing: the last post was on 2026-02-28, and you can follow it by feed.

Visit the blog
9mentions?
5HN people?
2021–2026first – last linked?
Links on Hacker News per year · peak 5 in 2026

Too few sampled comments (1) to say how often HN recommends it.?

Why HN links it

One HN commenter links a chart from this post on MLIR codegen dialects for machine learning compilers, showing a high-dimensional tensor program reduced to vector and scalar execution.

Summarised by Claude from a sample of 1 HN comments that link here. Each comment is marked recommending, critical or neutral (citing without judging); how this works.

Lei.Chat()

Most-linked posts?

  1. MLIR CodeGen Dialects for Machine Learning Compilers
    2 people · 2 mentions · first linked 2022-02-22
  2. Gpgpu, ML Inference, and Vulkan Compute
    2 people · 2 mentions · first linked 2021-08-04

What Hacker News says?

  1. peter_d_sherman · 2026-10-19
    Related chart (since a picture is worth a thousand words!): https://www.lei.chat/posts/mlir-codegen-dialects-for-machine... (Note the high-D Tensor abstraction of a program or compute kernel being reduced over several steps to low-D vector / scalar execution... it's nothing short of magical, in my opinion!)

    Comment linking /posts/mlir-codegen-dialects-for-machine-learning-compilers/codegen-dialect-hierarchy.svg

    on “MLIR CodeGen Dialects for Machine Learning Compilers (2022)”
  2. matt_d · 2022-10-29

    Submitted Compilers and IRs: LLVM IR, SPIR-V, and MLIR as a story · 111 points

    HN discussion
  3. ArtWomb · 2021-08-04

    Submitted Gpgpu, ML Inference, and Vulkan Compute as a story · 3 points

    HN discussion
  4. matt_d · 2026-03-16

    Submitted Gluon: Explicit Performance as a story · 2 points

    HN discussion
  5. thinxer · 2022-02-22

    Submitted MLIR CodeGen Dialects for Machine Learning Compilers as a story · 2 points

    HN discussion
  6. peter_d_sherman · 2026-10-19

    Submitted MLIR CodeGen Dialects for Machine Learning Compilers (2022) as a story · 1 points

    HN discussion
  7. matt_d · 2026-02-01

    Submitted Triton Bespoke Layouts as a story · 1 points

    HN discussion
  8. matt_d · 2026-01-12

    Submitted Triton Linear Layout: Examples as a story · 1 points

    HN discussion
  9. weinzierl · 2022-03-21

    Submitted Gpgpu, ML Inference, and Vulkan Compute as a story · 1 points

    HN discussion

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Linked by the same people?