github-linguist/linguist

New language: LLVM TableGen

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#7945 opened on May 3, 2026

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Add LanguageGood First Issue

Description

Language name

TableGen

URL of example repository

https://github.com/llvm/llvm-project/tree/main/mlir/include/mlir/Dialect/AMDGPU/IR

URL of syntax highlighting grammar

https://github.com/llvm/vscode-mlir/blob/main/tablegen-grammar.json

Most popular extensions

.td

Detected language

N/A

Contributor guide

Tech stack
None
Domain
developer experience
Issue type
feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
clear
Prerequisites
None
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
85
Research direction
Review the existing language definitions in the Linguist repository, particularly the lib/linguist/languages.yml file. Use the provided syntax grammar from llvm/vscode mlir to define the TableGen language. Add an example repository from the LLVM project. Create a pull request with the changes.