llvm/torch-mlir

Missing torch-to-linalg lowering of `AtenOuterOp`

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#4,093 opened on Mar 13, 2025

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good first issue

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Description

This is a good starter project if someone wants to add this op conversion.

See https://pytorch.org/docs/stable/generated/torch.outer.html

Contributor guide

Research direction
Implement the lowering of `AtenOuterOp` in torch mlir. Study existing lowerings for similar ops and follow the pattern. Refer to PyTorch documentation for op semantics.
Tech stack
pytorch
Domain
backend
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.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
C++PyTorchMLIR
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
80