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Fused quant bmm kernel (#19489)#19489

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May 14, 2026
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Fused quant bmm kernel (#19489)#19489
meta-codesync[bot] merged 1 commit into
pytorch:mainfrom
DrJessop:export-D103754815

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@DrJessop DrJessop commented May 11, 2026

Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815

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pytorch-bot Bot commented May 11, 2026

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/executorch/19489

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@meta-cla meta-cla 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 May 11, 2026
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meta-codesync Bot commented May 11, 2026

@DrJessop has exported this pull request. If you are a Meta employee, you can view the originating Diff in D103754815.

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This PR needs a release notes: label

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@aliafzal aliafzal self-requested a review May 11, 2026 23:14
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
@meta-codesync meta-codesync Bot changed the title Fused quant bmm kernel Fused quant bmm kernel (#19489) May 12, 2026
@DrJessop DrJessop force-pushed the export-D103754815 branch from 762a9cb to e5f8f21 Compare May 12, 2026 04:23
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
@DrJessop DrJessop force-pushed the export-D103754815 branch from e5f8f21 to 8392933 Compare May 12, 2026 17:09
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 12, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
@DrJessop DrJessop force-pushed the export-D103754815 branch from 8392933 to 964d65e Compare May 13, 2026 23:19
DrJessop pushed a commit to DrJessop/executorch that referenced this pull request May 13, 2026
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
Summary:

Fused quant batch matrix multiply kernel with optional dequantize/quantize. Binary op on 3D tensors [B,M,K] x [B,K,N] -> [B,M,N]. Supports per-tensor and per-channel quantization.

Reviewed By: mvartani-meta

Differential Revision: D103754815
@DrJessop DrJessop force-pushed the export-D103754815 branch from 964d65e to fde192a Compare May 14, 2026 17:06
@meta-codesync meta-codesync Bot merged commit a92200f into pytorch:main May 14, 2026
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