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Add support for Int4GroupwisePreshuffleTensor for fbgemm #2421

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@jerryzh168 jerryzh168 commented Jun 22, 2025

Stacked PRs:


Add support for Int4GroupwisePreshuffleTensor for fbgemm

Summary:
Note: slice is not working yet, others are working

Test Plan:
python test/dtypes/test_int4_groupwise_preshuffle.py

Reviewers:

Subscribers:

Tasks:

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pytorch-bot bot commented Jun 22, 2025

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/ao/2421

Note: Links to docs will display an error until the docs builds have been completed.

❌ 1 New Failure, 2 Unrelated Failures

As of commit 8dcecf4 with merge base 2898903 (image):

NEW FAILURE - The following job has failed:

BROKEN TRUNK - The following jobs failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

This comment was automatically generated by Dr. CI and updates every 15 minutes.

jerryzh168 added a commit that referenced this pull request Jun 22, 2025
Note: slice is not working yet, others are working

Test Plan:
python test/dtypes/test_int4_groupwise_preshuffle.py

Reviewers:

Subscribers:

Tasks:

Tags:

stack-info: PR: #2421, branch: jerryzh168/stack/1
@jerryzh168 jerryzh168 force-pushed the jerryzh168/stack/1 branch from 565e596 to 65a1373 Compare June 22, 2025 04:28
@facebook-github-bot facebook-github-bot added the CLA Signed This label is managed by the Facebook bot. Authors need to sign the CLA before a PR can be reviewed. label Jun 22, 2025
@jerryzh168 jerryzh168 changed the title Summary: Add Int4GroupwisePreshuffleTensor for fbgemm Jun 22, 2025
@jerryzh168 jerryzh168 added the topic: new feature Use this tag if this PR adds a new feature label Jun 22, 2025
@jerryzh168 jerryzh168 changed the title Add Int4GroupwisePreshuffleTensor for fbgemm Summary: Jun 22, 2025
Summary:
Note: slice is not working yet, others are working

Test Plan:
python test/dtypes/test_int4_groupwise_preshuffle.py

Reviewers:

Subscribers:

Tasks:

Tags:

stack-info: PR: #2421, branch: jerryzh168/stack/1
@jerryzh168 jerryzh168 force-pushed the jerryzh168/stack/1 branch from 65a1373 to 8dcecf4 Compare June 22, 2025 04:35
@jerryzh168 jerryzh168 changed the title Summary: Add support for Int4GroupwisePreshuffleTensor for fbgemm Jun 22, 2025
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