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2023 LLVM Dev Mtg - Mojo 🔥: A system programming language for heterogenous computing

LLVM · talk · Watch on YouTube

Compilers, interpreters & program analysisC, C++, Rust, Go & systems languagesProgramming language design

What it is

A 2023 LLVM Developers' Meeting keynote by Abdul Dakkak, Chris Lattner and Jeff Niu introducing Mojo, a Python-family systems language built on MLIR and LLVM for heterogeneous computing.

Why Hacker News recommends it

HN points to it as the best deep dive into Mojo's design, including MLIR use and SIMD-first scalars.

  • 2 people recommended it
  • 2 different months
  • 1 strong recommendations
  • first 2023, last 2026

What HN commenters said

  1. “this video totally changed my view”

    Convincing talk on Mojo's design, templated IR and why the project deserves attention.

    nickysielicki, 2024-03 · Strong recommendation · in “The Next Big Step in Mojo Open Source”

  2. “I think they had a good dive here”

    Explains MLIR's multithreaded design and per-function parallel LLVM codegen.

    MohamedMabrouk, 2026-08 · Recommendation · in “Mojo 1.0 Is Here”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: mojo, mlir, llvm, compilers, chris lattner

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